applied patch #2918870 - use of the zlib compression library provided by the system
git-svn-id: https://svn.code.sf.net/p/nsis/code/NSIS/trunk@6030 212acab6-be3b-0410-9dea-997c60f758d6
This commit is contained in:
parent
9f7710ace6
commit
c39ffff404
34 changed files with 280 additions and 7431 deletions
34
Contrib/SubStart/ReadMe.txt
Normal file
34
Contrib/SubStart/ReadMe.txt
Normal file
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@ -0,0 +1,34 @@
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substart - Redirect to an executable located in the 'Bin' sub folder
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relative to the starter executable.
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------------------------------------------------------------------------
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Copyright (C) 2010 Thomas Gaugler
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Licensed under the zlib/libpng license
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This tool runs the executable of the same name in the 'Bin' sub folder
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and passes along the command line options.
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The main purpose of the tool is that scripts expecting an executable in
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the root of the program installation folder continue to run.
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USAGE
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-----
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The original executable has to go into the 'Bin' sub folder and the
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the substart executable renamed to the original executable name needs
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to be placed at the original location.
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EXAMPLE
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-------
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Directory hierarchy:
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C:\Program Files\NSIS
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C:\Program Files\NSIS\Bin\makensis.exe
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C:\Program Files\NSIS\makensis.exe (-> substart.exe renamed to makensis.exe)
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C:\Program Files\NSIS\makensis.exe /VERSION
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Please be aware that the name of the substart executable has to match
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with the one in the sub folder.
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12
Contrib/SubStart/SConscript
Normal file
12
Contrib/SubStart/SConscript
Normal file
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target = "substart"
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files = Split("""
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substart.c
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""")
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libs = Split("""
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""")
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Import('BuildUtil')
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BuildUtil(target, files, libs)
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109
Contrib/SubStart/substart.c
Normal file
109
Contrib/SubStart/substart.c
Normal file
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@ -0,0 +1,109 @@
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/*
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* substart.c
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*
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* Copyright (c) 2010 Thomas Gaugler
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*
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* Licensed under the zlib/libpng license (the "License");
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* you may not use this file except in compliance with the License.
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*
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* Licence details can be found in the file COPYING.
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*
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* This software is provided 'as-is', without any express or implied
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* warranty.
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*/
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#include <windows.h>
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#include <tchar.h>
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#include <stdio.h>
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/* Macro to determine the string length of a constant */
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#define CONST_STRLEN(x) ((sizeof(x) / sizeof(*x)) - 1)
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/* Name of the sub folder containing the executable
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invoked by this stub executable.
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*/
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static const TCHAR SUBFOLDER[] = _T("Bin");
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/* Redirect to an executable located in a sub folder relative to
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this starter executable. Name of the stub executable has to
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match with the one in the sub folder.
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The command line parameters are passed along.
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*/
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int main( int argc, char *argv[] )
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{
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int err = ERROR_SUCCESS;
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TCHAR szPath[MAX_PATH];
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/* Get the full path of the running executable */
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if ( GetModuleFileName( NULL, szPath, MAX_PATH ) )
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{
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size_t len = _tcslen(szPath);
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size_t offset = len + CONST_STRLEN(SUBFOLDER) + 1;
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err = ERROR_BAD_PATHNAME;
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if (offset < MAX_PATH)
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{
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/* Move file name part of full path by length of sub folder
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name and thereafter fill in the sub folder name in the
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newly created gap.
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*/
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register TCHAR *p = szPath + len;
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register TCHAR *q = szPath + offset;
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while (p > szPath)
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{
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*(q--) = *(p--);
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if (*p == '\\')
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{
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/* Fill in sub folder name */
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*q = *p;
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q = ++p;
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p = (TCHAR *)SUBFOLDER;
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while (*p)
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{
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*(q++) = *(p++);
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}
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err = ERROR_SUCCESS;
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break;
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}
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}
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}
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if (err)
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{
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_tprintf( _T("Path too long: %s\n"), szPath );
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}
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else
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{
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STARTUPINFO si;
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PROCESS_INFORMATION pi;
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ZeroMemory( &si, sizeof(si) );
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si.cb = sizeof(si);
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ZeroMemory( &pi, sizeof(pi) );
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/* Start a subprocess running the executable of the
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sub folder of the cuand wait for its completion */
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if ( CreateProcess( szPath, GetCommandLine(), NULL, NULL,
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FALSE, 0, NULL, NULL, &si, &pi ) )
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{
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WaitForSingleObject( pi.hProcess, INFINITE );
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CloseHandle( pi.hProcess );
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CloseHandle( pi.hThread );
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}
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else
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{
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err = GetLastError();
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_tprintf( _T("CreateProcess (%s) failed (%d).\n"), szPath, err );
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}
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}
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}
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else
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{
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err = GetLastError();
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_tprintf( _T("GetModuleFileName failed (%d).\n"), err );
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}
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return err;
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}
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@ -13,6 +13,7 @@ files = Split("""
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""")
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libs = Split("""
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z
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""")
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Import('BuildUtil')
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@ -24,69 +24,14 @@
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*/
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#include "adler32.h"
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#define Z_NULL 0 /* for initializing zalloc, zfree, opaque */
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#define BASE 65521UL /* largest prime smaller than 65536 */
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#define NMAX 5552
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/* NMAX is the largest n such that 255n(n+1)/2 + (n+1)(BASE-1) <= 2^32-1 */
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#define DO1(buf,i) {s1 += buf[i]; s2 += s1;}
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#define DO2(buf,i) DO1(buf,i); DO1(buf,i+1);
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#define DO4(buf,i) DO2(buf,i); DO2(buf,i+2);
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#define DO8(buf,i) DO4(buf,i); DO4(buf,i+4);
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#define DO16(buf) DO8(buf,0); DO8(buf,8);
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#ifdef NO_DIVIDE
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# define MOD(a) \
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do { \
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if (a >= (BASE << 16)) a -= (BASE << 16); \
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if (a >= (BASE << 15)) a -= (BASE << 15); \
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if (a >= (BASE << 14)) a -= (BASE << 14); \
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if (a >= (BASE << 13)) a -= (BASE << 13); \
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if (a >= (BASE << 12)) a -= (BASE << 12); \
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if (a >= (BASE << 11)) a -= (BASE << 11); \
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if (a >= (BASE << 10)) a -= (BASE << 10); \
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if (a >= (BASE << 9)) a -= (BASE << 9); \
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if (a >= (BASE << 8)) a -= (BASE << 8); \
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if (a >= (BASE << 7)) a -= (BASE << 7); \
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if (a >= (BASE << 6)) a -= (BASE << 6); \
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if (a >= (BASE << 5)) a -= (BASE << 5); \
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if (a >= (BASE << 4)) a -= (BASE << 4); \
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if (a >= (BASE << 3)) a -= (BASE << 3); \
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if (a >= (BASE << 2)) a -= (BASE << 2); \
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if (a >= (BASE << 1)) a -= (BASE << 1); \
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if (a >= BASE) a -= BASE; \
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} while (0)
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#else
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# define MOD(a) a %= BASE
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#endif
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namespace zlib {
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#include <zlib.h>
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}
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namespace Checksum {
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/* ========================================================================= */
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uLong adler32(uLong adler, const Byte *buf, uInt len) {
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unsigned long s1 = adler & 0xffff;
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unsigned long s2 = (adler >> 16) & 0xffff;
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int k;
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if (buf == Z_NULL) return 1L;
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while (len > 0) {
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k = len < NMAX ? (int)len : NMAX;
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len -= k;
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while (k >= 16) {
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DO16(buf);
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buf += 16;
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k -= 16;
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}
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if (k != 0) do {
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s1 += *buf++;
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s2 += s1;
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} while (--k);
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MOD(s1);
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MOD(s2);
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}
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return (s2 << 16) | s1;
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return zlib::adler32(adler, buf, len);
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}
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}
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@ -2,14 +2,8 @@ target = "zip2exe"
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files = Split("""
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main.cpp
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zlib/adler32.c
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zlib/crc32.c
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zlib/inffast.c
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zlib/inflate.c
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zlib/inftrees.c
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zlib/ioapi.c
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zlib/unzip.c
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zlib/zutil.c
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""")
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resources = Split("""
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@ -26,6 +20,7 @@ libs = Split("""
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comdlg32
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advapi32
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shell32
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z
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""")
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headers = Split("""
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@ -1,149 +0,0 @@
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/* adler32.c -- compute the Adler-32 checksum of a data stream
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* Copyright (C) 1995-2004 Mark Adler
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* For conditions of distribution and use, see copyright notice in zlib.h
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*/
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/* @(#) $Id$ */
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#define ZLIB_INTERNAL
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#include "zlib.h"
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#define BASE 65521UL /* largest prime smaller than 65536 */
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#define NMAX 5552
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/* NMAX is the largest n such that 255n(n+1)/2 + (n+1)(BASE-1) <= 2^32-1 */
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#define DO1(buf,i) {adler += (buf)[i]; sum2 += adler;}
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#define DO2(buf,i) DO1(buf,i); DO1(buf,i+1);
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#define DO4(buf,i) DO2(buf,i); DO2(buf,i+2);
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#define DO8(buf,i) DO4(buf,i); DO4(buf,i+4);
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#define DO16(buf) DO8(buf,0); DO8(buf,8);
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/* use NO_DIVIDE if your processor does not do division in hardware */
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#ifdef NO_DIVIDE
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# define MOD(a) \
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do { \
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if (a >= (BASE << 16)) a -= (BASE << 16); \
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if (a >= (BASE << 15)) a -= (BASE << 15); \
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if (a >= (BASE << 14)) a -= (BASE << 14); \
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if (a >= (BASE << 13)) a -= (BASE << 13); \
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if (a >= (BASE << 12)) a -= (BASE << 12); \
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if (a >= (BASE << 11)) a -= (BASE << 11); \
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if (a >= (BASE << 10)) a -= (BASE << 10); \
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if (a >= (BASE << 9)) a -= (BASE << 9); \
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if (a >= (BASE << 8)) a -= (BASE << 8); \
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if (a >= (BASE << 7)) a -= (BASE << 7); \
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if (a >= (BASE << 6)) a -= (BASE << 6); \
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if (a >= (BASE << 5)) a -= (BASE << 5); \
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if (a >= (BASE << 4)) a -= (BASE << 4); \
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if (a >= (BASE << 3)) a -= (BASE << 3); \
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if (a >= (BASE << 2)) a -= (BASE << 2); \
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if (a >= (BASE << 1)) a -= (BASE << 1); \
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if (a >= BASE) a -= BASE; \
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} while (0)
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# define MOD4(a) \
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do { \
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if (a >= (BASE << 4)) a -= (BASE << 4); \
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if (a >= (BASE << 3)) a -= (BASE << 3); \
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if (a >= (BASE << 2)) a -= (BASE << 2); \
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if (a >= (BASE << 1)) a -= (BASE << 1); \
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if (a >= BASE) a -= BASE; \
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} while (0)
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#else
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# define MOD(a) a %= BASE
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# define MOD4(a) a %= BASE
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#endif
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/* ========================================================================= */
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uLong ZEXPORT adler32(adler, buf, len)
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uLong adler;
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const Bytef *buf;
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uInt len;
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{
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unsigned long sum2;
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unsigned n;
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|
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/* split Adler-32 into component sums */
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sum2 = (adler >> 16) & 0xffff;
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adler &= 0xffff;
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|
||||
/* in case user likes doing a byte at a time, keep it fast */
|
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if (len == 1) {
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adler += buf[0];
|
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if (adler >= BASE)
|
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adler -= BASE;
|
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sum2 += adler;
|
||||
if (sum2 >= BASE)
|
||||
sum2 -= BASE;
|
||||
return adler | (sum2 << 16);
|
||||
}
|
||||
|
||||
/* initial Adler-32 value (deferred check for len == 1 speed) */
|
||||
if (buf == Z_NULL)
|
||||
return 1L;
|
||||
|
||||
/* in case short lengths are provided, keep it somewhat fast */
|
||||
if (len < 16) {
|
||||
while (len--) {
|
||||
adler += *buf++;
|
||||
sum2 += adler;
|
||||
}
|
||||
if (adler >= BASE)
|
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adler -= BASE;
|
||||
MOD4(sum2); /* only added so many BASE's */
|
||||
return adler | (sum2 << 16);
|
||||
}
|
||||
|
||||
/* do length NMAX blocks -- requires just one modulo operation */
|
||||
while (len >= NMAX) {
|
||||
len -= NMAX;
|
||||
n = NMAX / 16; /* NMAX is divisible by 16 */
|
||||
do {
|
||||
DO16(buf); /* 16 sums unrolled */
|
||||
buf += 16;
|
||||
} while (--n);
|
||||
MOD(adler);
|
||||
MOD(sum2);
|
||||
}
|
||||
|
||||
/* do remaining bytes (less than NMAX, still just one modulo) */
|
||||
if (len) { /* avoid modulos if none remaining */
|
||||
while (len >= 16) {
|
||||
len -= 16;
|
||||
DO16(buf);
|
||||
buf += 16;
|
||||
}
|
||||
while (len--) {
|
||||
adler += *buf++;
|
||||
sum2 += adler;
|
||||
}
|
||||
MOD(adler);
|
||||
MOD(sum2);
|
||||
}
|
||||
|
||||
/* return recombined sums */
|
||||
return adler | (sum2 << 16);
|
||||
}
|
||||
|
||||
/* ========================================================================= */
|
||||
uLong ZEXPORT adler32_combine(adler1, adler2, len2)
|
||||
uLong adler1;
|
||||
uLong adler2;
|
||||
z_off_t len2;
|
||||
{
|
||||
unsigned long sum1;
|
||||
unsigned long sum2;
|
||||
unsigned rem;
|
||||
|
||||
/* the derivation of this formula is left as an exercise for the reader */
|
||||
rem = (unsigned)(len2 % BASE);
|
||||
sum1 = adler1 & 0xffff;
|
||||
sum2 = rem * sum1;
|
||||
MOD(sum2);
|
||||
sum1 += (adler2 & 0xffff) + BASE - 1;
|
||||
sum2 += ((adler1 >> 16) & 0xffff) + ((adler2 >> 16) & 0xffff) + BASE - rem;
|
||||
if (sum1 > BASE) sum1 -= BASE;
|
||||
if (sum1 > BASE) sum1 -= BASE;
|
||||
if (sum2 > (BASE << 1)) sum2 -= (BASE << 1);
|
||||
if (sum2 > BASE) sum2 -= BASE;
|
||||
return sum1 | (sum2 << 16);
|
||||
}
|
|
@ -1,423 +0,0 @@
|
|||
/* crc32.c -- compute the CRC-32 of a data stream
|
||||
* Copyright (C) 1995-2005 Mark Adler
|
||||
* For conditions of distribution and use, see copyright notice in zlib.h
|
||||
*
|
||||
* Thanks to Rodney Brown <rbrown64@csc.com.au> for his contribution of faster
|
||||
* CRC methods: exclusive-oring 32 bits of data at a time, and pre-computing
|
||||
* tables for updating the shift register in one step with three exclusive-ors
|
||||
* instead of four steps with four exclusive-ors. This results in about a
|
||||
* factor of two increase in speed on a Power PC G4 (PPC7455) using gcc -O3.
|
||||
*/
|
||||
|
||||
/* @(#) $Id$ */
|
||||
|
||||
/*
|
||||
Note on the use of DYNAMIC_CRC_TABLE: there is no mutex or semaphore
|
||||
protection on the static variables used to control the first-use generation
|
||||
of the crc tables. Therefore, if you #define DYNAMIC_CRC_TABLE, you should
|
||||
first call get_crc_table() to initialize the tables before allowing more than
|
||||
one thread to use crc32().
|
||||
*/
|
||||
|
||||
#ifdef MAKECRCH
|
||||
# include <stdio.h>
|
||||
# ifndef DYNAMIC_CRC_TABLE
|
||||
# define DYNAMIC_CRC_TABLE
|
||||
# endif /* !DYNAMIC_CRC_TABLE */
|
||||
#endif /* MAKECRCH */
|
||||
|
||||
#include "zutil.h" /* for STDC and FAR definitions */
|
||||
|
||||
#define local static
|
||||
|
||||
/* Find a four-byte integer type for crc32_little() and crc32_big(). */
|
||||
#ifndef NOBYFOUR
|
||||
# ifdef STDC /* need ANSI C limits.h to determine sizes */
|
||||
# include <limits.h>
|
||||
# define BYFOUR
|
||||
# if (UINT_MAX == 0xffffffffUL)
|
||||
typedef unsigned int u4;
|
||||
# else
|
||||
# if (ULONG_MAX == 0xffffffffUL)
|
||||
typedef unsigned long u4;
|
||||
# else
|
||||
# if (USHRT_MAX == 0xffffffffUL)
|
||||
typedef unsigned short u4;
|
||||
# else
|
||||
# undef BYFOUR /* can't find a four-byte integer type! */
|
||||
# endif
|
||||
# endif
|
||||
# endif
|
||||
# endif /* STDC */
|
||||
#endif /* !NOBYFOUR */
|
||||
|
||||
/* Definitions for doing the crc four data bytes at a time. */
|
||||
#ifdef BYFOUR
|
||||
# define REV(w) (((w)>>24)+(((w)>>8)&0xff00)+ \
|
||||
(((w)&0xff00)<<8)+(((w)&0xff)<<24))
|
||||
local unsigned long crc32_little OF((unsigned long,
|
||||
const unsigned char FAR *, unsigned));
|
||||
local unsigned long crc32_big OF((unsigned long,
|
||||
const unsigned char FAR *, unsigned));
|
||||
# define TBLS 8
|
||||
#else
|
||||
# define TBLS 1
|
||||
#endif /* BYFOUR */
|
||||
|
||||
/* Local functions for crc concatenation */
|
||||
local unsigned long gf2_matrix_times OF((unsigned long *mat,
|
||||
unsigned long vec));
|
||||
local void gf2_matrix_square OF((unsigned long *square, unsigned long *mat));
|
||||
|
||||
#ifdef DYNAMIC_CRC_TABLE
|
||||
|
||||
local volatile int crc_table_empty = 1;
|
||||
local unsigned long FAR crc_table[TBLS][256];
|
||||
local void make_crc_table OF((void));
|
||||
#ifdef MAKECRCH
|
||||
local void write_table OF((FILE *, const unsigned long FAR *));
|
||||
#endif /* MAKECRCH */
|
||||
/*
|
||||
Generate tables for a byte-wise 32-bit CRC calculation on the polynomial:
|
||||
x^32+x^26+x^23+x^22+x^16+x^12+x^11+x^10+x^8+x^7+x^5+x^4+x^2+x+1.
|
||||
|
||||
Polynomials over GF(2) are represented in binary, one bit per coefficient,
|
||||
with the lowest powers in the most significant bit. Then adding polynomials
|
||||
is just exclusive-or, and multiplying a polynomial by x is a right shift by
|
||||
one. If we call the above polynomial p, and represent a byte as the
|
||||
polynomial q, also with the lowest power in the most significant bit (so the
|
||||
byte 0xb1 is the polynomial x^7+x^3+x+1), then the CRC is (q*x^32) mod p,
|
||||
where a mod b means the remainder after dividing a by b.
|
||||
|
||||
This calculation is done using the shift-register method of multiplying and
|
||||
taking the remainder. The register is initialized to zero, and for each
|
||||
incoming bit, x^32 is added mod p to the register if the bit is a one (where
|
||||
x^32 mod p is p+x^32 = x^26+...+1), and the register is multiplied mod p by
|
||||
x (which is shifting right by one and adding x^32 mod p if the bit shifted
|
||||
out is a one). We start with the highest power (least significant bit) of
|
||||
q and repeat for all eight bits of q.
|
||||
|
||||
The first table is simply the CRC of all possible eight bit values. This is
|
||||
all the information needed to generate CRCs on data a byte at a time for all
|
||||
combinations of CRC register values and incoming bytes. The remaining tables
|
||||
allow for word-at-a-time CRC calculation for both big-endian and little-
|
||||
endian machines, where a word is four bytes.
|
||||
*/
|
||||
local void make_crc_table()
|
||||
{
|
||||
unsigned long c;
|
||||
int n, k;
|
||||
unsigned long poly; /* polynomial exclusive-or pattern */
|
||||
/* terms of polynomial defining this crc (except x^32): */
|
||||
static volatile int first = 1; /* flag to limit concurrent making */
|
||||
static const unsigned char p[] = {0,1,2,4,5,7,8,10,11,12,16,22,23,26};
|
||||
|
||||
/* See if another task is already doing this (not thread-safe, but better
|
||||
than nothing -- significantly reduces duration of vulnerability in
|
||||
case the advice about DYNAMIC_CRC_TABLE is ignored) */
|
||||
if (first) {
|
||||
first = 0;
|
||||
|
||||
/* make exclusive-or pattern from polynomial (0xedb88320UL) */
|
||||
poly = 0UL;
|
||||
for (n = 0; n < sizeof(p)/sizeof(unsigned char); n++)
|
||||
poly |= 1UL << (31 - p[n]);
|
||||
|
||||
/* generate a crc for every 8-bit value */
|
||||
for (n = 0; n < 256; n++) {
|
||||
c = (unsigned long)n;
|
||||
for (k = 0; k < 8; k++)
|
||||
c = c & 1 ? poly ^ (c >> 1) : c >> 1;
|
||||
crc_table[0][n] = c;
|
||||
}
|
||||
|
||||
#ifdef BYFOUR
|
||||
/* generate crc for each value followed by one, two, and three zeros,
|
||||
and then the byte reversal of those as well as the first table */
|
||||
for (n = 0; n < 256; n++) {
|
||||
c = crc_table[0][n];
|
||||
crc_table[4][n] = REV(c);
|
||||
for (k = 1; k < 4; k++) {
|
||||
c = crc_table[0][c & 0xff] ^ (c >> 8);
|
||||
crc_table[k][n] = c;
|
||||
crc_table[k + 4][n] = REV(c);
|
||||
}
|
||||
}
|
||||
#endif /* BYFOUR */
|
||||
|
||||
crc_table_empty = 0;
|
||||
}
|
||||
else { /* not first */
|
||||
/* wait for the other guy to finish (not efficient, but rare) */
|
||||
while (crc_table_empty)
|
||||
;
|
||||
}
|
||||
|
||||
#ifdef MAKECRCH
|
||||
/* write out CRC tables to crc32.h */
|
||||
{
|
||||
FILE *out;
|
||||
|
||||
out = fopen("crc32.h", "w");
|
||||
if (out == NULL) return;
|
||||
fprintf(out, "/* crc32.h -- tables for rapid CRC calculation\n");
|
||||
fprintf(out, " * Generated automatically by crc32.c\n */\n\n");
|
||||
fprintf(out, "local const unsigned long FAR ");
|
||||
fprintf(out, "crc_table[TBLS][256] =\n{\n {\n");
|
||||
write_table(out, crc_table[0]);
|
||||
# ifdef BYFOUR
|
||||
fprintf(out, "#ifdef BYFOUR\n");
|
||||
for (k = 1; k < 8; k++) {
|
||||
fprintf(out, " },\n {\n");
|
||||
write_table(out, crc_table[k]);
|
||||
}
|
||||
fprintf(out, "#endif\n");
|
||||
# endif /* BYFOUR */
|
||||
fprintf(out, " }\n};\n");
|
||||
fclose(out);
|
||||
}
|
||||
#endif /* MAKECRCH */
|
||||
}
|
||||
|
||||
#ifdef MAKECRCH
|
||||
local void write_table(out, table)
|
||||
FILE *out;
|
||||
const unsigned long FAR *table;
|
||||
{
|
||||
int n;
|
||||
|
||||
for (n = 0; n < 256; n++)
|
||||
fprintf(out, "%s0x%08lxUL%s", n % 5 ? "" : " ", table[n],
|
||||
n == 255 ? "\n" : (n % 5 == 4 ? ",\n" : ", "));
|
||||
}
|
||||
#endif /* MAKECRCH */
|
||||
|
||||
#else /* !DYNAMIC_CRC_TABLE */
|
||||
/* ========================================================================
|
||||
* Tables of CRC-32s of all single-byte values, made by make_crc_table().
|
||||
*/
|
||||
#include "crc32.h"
|
||||
#endif /* DYNAMIC_CRC_TABLE */
|
||||
|
||||
/* =========================================================================
|
||||
* This function can be used by asm versions of crc32()
|
||||
*/
|
||||
const unsigned long FAR * ZEXPORT get_crc_table()
|
||||
{
|
||||
#ifdef DYNAMIC_CRC_TABLE
|
||||
if (crc_table_empty)
|
||||
make_crc_table();
|
||||
#endif /* DYNAMIC_CRC_TABLE */
|
||||
return (const unsigned long FAR *)crc_table;
|
||||
}
|
||||
|
||||
/* ========================================================================= */
|
||||
#define DO1 crc = crc_table[0][((int)crc ^ (*buf++)) & 0xff] ^ (crc >> 8)
|
||||
#define DO8 DO1; DO1; DO1; DO1; DO1; DO1; DO1; DO1
|
||||
|
||||
/* ========================================================================= */
|
||||
unsigned long ZEXPORT crc32(crc, buf, len)
|
||||
unsigned long crc;
|
||||
const unsigned char FAR *buf;
|
||||
unsigned len;
|
||||
{
|
||||
if (buf == Z_NULL) return 0UL;
|
||||
|
||||
#ifdef DYNAMIC_CRC_TABLE
|
||||
if (crc_table_empty)
|
||||
make_crc_table();
|
||||
#endif /* DYNAMIC_CRC_TABLE */
|
||||
|
||||
#ifdef BYFOUR
|
||||
if (sizeof(void *) == sizeof(ptrdiff_t)) {
|
||||
u4 endian;
|
||||
|
||||
endian = 1;
|
||||
if (*((unsigned char *)(&endian)))
|
||||
return crc32_little(crc, buf, len);
|
||||
else
|
||||
return crc32_big(crc, buf, len);
|
||||
}
|
||||
#endif /* BYFOUR */
|
||||
crc = crc ^ 0xffffffffUL;
|
||||
while (len >= 8) {
|
||||
DO8;
|
||||
len -= 8;
|
||||
}
|
||||
if (len) do {
|
||||
DO1;
|
||||
} while (--len);
|
||||
return crc ^ 0xffffffffUL;
|
||||
}
|
||||
|
||||
#ifdef BYFOUR
|
||||
|
||||
/* ========================================================================= */
|
||||
#define DOLIT4 c ^= *buf4++; \
|
||||
c = crc_table[3][c & 0xff] ^ crc_table[2][(c >> 8) & 0xff] ^ \
|
||||
crc_table[1][(c >> 16) & 0xff] ^ crc_table[0][c >> 24]
|
||||
#define DOLIT32 DOLIT4; DOLIT4; DOLIT4; DOLIT4; DOLIT4; DOLIT4; DOLIT4; DOLIT4
|
||||
|
||||
/* ========================================================================= */
|
||||
local unsigned long crc32_little(crc, buf, len)
|
||||
unsigned long crc;
|
||||
const unsigned char FAR *buf;
|
||||
unsigned len;
|
||||
{
|
||||
register u4 c;
|
||||
register const u4 FAR *buf4;
|
||||
|
||||
c = (u4)crc;
|
||||
c = ~c;
|
||||
while (len && ((ptrdiff_t)buf & 3)) {
|
||||
c = crc_table[0][(c ^ *buf++) & 0xff] ^ (c >> 8);
|
||||
len--;
|
||||
}
|
||||
|
||||
buf4 = (const u4 FAR *)(const void FAR *)buf;
|
||||
while (len >= 32) {
|
||||
DOLIT32;
|
||||
len -= 32;
|
||||
}
|
||||
while (len >= 4) {
|
||||
DOLIT4;
|
||||
len -= 4;
|
||||
}
|
||||
buf = (const unsigned char FAR *)buf4;
|
||||
|
||||
if (len) do {
|
||||
c = crc_table[0][(c ^ *buf++) & 0xff] ^ (c >> 8);
|
||||
} while (--len);
|
||||
c = ~c;
|
||||
return (unsigned long)c;
|
||||
}
|
||||
|
||||
/* ========================================================================= */
|
||||
#define DOBIG4 c ^= *++buf4; \
|
||||
c = crc_table[4][c & 0xff] ^ crc_table[5][(c >> 8) & 0xff] ^ \
|
||||
crc_table[6][(c >> 16) & 0xff] ^ crc_table[7][c >> 24]
|
||||
#define DOBIG32 DOBIG4; DOBIG4; DOBIG4; DOBIG4; DOBIG4; DOBIG4; DOBIG4; DOBIG4
|
||||
|
||||
/* ========================================================================= */
|
||||
local unsigned long crc32_big(crc, buf, len)
|
||||
unsigned long crc;
|
||||
const unsigned char FAR *buf;
|
||||
unsigned len;
|
||||
{
|
||||
register u4 c;
|
||||
register const u4 FAR *buf4;
|
||||
|
||||
c = REV((u4)crc);
|
||||
c = ~c;
|
||||
while (len && ((ptrdiff_t)buf & 3)) {
|
||||
c = crc_table[4][(c >> 24) ^ *buf++] ^ (c << 8);
|
||||
len--;
|
||||
}
|
||||
|
||||
buf4 = (const u4 FAR *)(const void FAR *)buf;
|
||||
buf4--;
|
||||
while (len >= 32) {
|
||||
DOBIG32;
|
||||
len -= 32;
|
||||
}
|
||||
while (len >= 4) {
|
||||
DOBIG4;
|
||||
len -= 4;
|
||||
}
|
||||
buf4++;
|
||||
buf = (const unsigned char FAR *)buf4;
|
||||
|
||||
if (len) do {
|
||||
c = crc_table[4][(c >> 24) ^ *buf++] ^ (c << 8);
|
||||
} while (--len);
|
||||
c = ~c;
|
||||
return (unsigned long)(REV(c));
|
||||
}
|
||||
|
||||
#endif /* BYFOUR */
|
||||
|
||||
#define GF2_DIM 32 /* dimension of GF(2) vectors (length of CRC) */
|
||||
|
||||
/* ========================================================================= */
|
||||
local unsigned long gf2_matrix_times(mat, vec)
|
||||
unsigned long *mat;
|
||||
unsigned long vec;
|
||||
{
|
||||
unsigned long sum;
|
||||
|
||||
sum = 0;
|
||||
while (vec) {
|
||||
if (vec & 1)
|
||||
sum ^= *mat;
|
||||
vec >>= 1;
|
||||
mat++;
|
||||
}
|
||||
return sum;
|
||||
}
|
||||
|
||||
/* ========================================================================= */
|
||||
local void gf2_matrix_square(square, mat)
|
||||
unsigned long *square;
|
||||
unsigned long *mat;
|
||||
{
|
||||
int n;
|
||||
|
||||
for (n = 0; n < GF2_DIM; n++)
|
||||
square[n] = gf2_matrix_times(mat, mat[n]);
|
||||
}
|
||||
|
||||
/* ========================================================================= */
|
||||
uLong ZEXPORT crc32_combine(crc1, crc2, len2)
|
||||
uLong crc1;
|
||||
uLong crc2;
|
||||
z_off_t len2;
|
||||
{
|
||||
int n;
|
||||
unsigned long row;
|
||||
unsigned long even[GF2_DIM]; /* even-power-of-two zeros operator */
|
||||
unsigned long odd[GF2_DIM]; /* odd-power-of-two zeros operator */
|
||||
|
||||
/* degenerate case */
|
||||
if (len2 == 0)
|
||||
return crc1;
|
||||
|
||||
/* put operator for one zero bit in odd */
|
||||
odd[0] = 0xedb88320L; /* CRC-32 polynomial */
|
||||
row = 1;
|
||||
for (n = 1; n < GF2_DIM; n++) {
|
||||
odd[n] = row;
|
||||
row <<= 1;
|
||||
}
|
||||
|
||||
/* put operator for two zero bits in even */
|
||||
gf2_matrix_square(even, odd);
|
||||
|
||||
/* put operator for four zero bits in odd */
|
||||
gf2_matrix_square(odd, even);
|
||||
|
||||
/* apply len2 zeros to crc1 (first square will put the operator for one
|
||||
zero byte, eight zero bits, in even) */
|
||||
do {
|
||||
/* apply zeros operator for this bit of len2 */
|
||||
gf2_matrix_square(even, odd);
|
||||
if (len2 & 1)
|
||||
crc1 = gf2_matrix_times(even, crc1);
|
||||
len2 >>= 1;
|
||||
|
||||
/* if no more bits set, then done */
|
||||
if (len2 == 0)
|
||||
break;
|
||||
|
||||
/* another iteration of the loop with odd and even swapped */
|
||||
gf2_matrix_square(odd, even);
|
||||
if (len2 & 1)
|
||||
crc1 = gf2_matrix_times(odd, crc1);
|
||||
len2 >>= 1;
|
||||
|
||||
/* if no more bits set, then done */
|
||||
} while (len2 != 0);
|
||||
|
||||
/* return combined crc */
|
||||
crc1 ^= crc2;
|
||||
return crc1;
|
||||
}
|
|
@ -1,441 +0,0 @@
|
|||
/* crc32.h -- tables for rapid CRC calculation
|
||||
* Generated automatically by crc32.c
|
||||
*/
|
||||
|
||||
local const unsigned long FAR crc_table[TBLS][256] =
|
||||
{
|
||||
{
|
||||
0x00000000UL, 0x77073096UL, 0xee0e612cUL, 0x990951baUL, 0x076dc419UL,
|
||||
0x706af48fUL, 0xe963a535UL, 0x9e6495a3UL, 0x0edb8832UL, 0x79dcb8a4UL,
|
||||
0xe0d5e91eUL, 0x97d2d988UL, 0x09b64c2bUL, 0x7eb17cbdUL, 0xe7b82d07UL,
|
||||
0x90bf1d91UL, 0x1db71064UL, 0x6ab020f2UL, 0xf3b97148UL, 0x84be41deUL,
|
||||
0x1adad47dUL, 0x6ddde4ebUL, 0xf4d4b551UL, 0x83d385c7UL, 0x136c9856UL,
|
||||
0x646ba8c0UL, 0xfd62f97aUL, 0x8a65c9ecUL, 0x14015c4fUL, 0x63066cd9UL,
|
||||
0xfa0f3d63UL, 0x8d080df5UL, 0x3b6e20c8UL, 0x4c69105eUL, 0xd56041e4UL,
|
||||
0xa2677172UL, 0x3c03e4d1UL, 0x4b04d447UL, 0xd20d85fdUL, 0xa50ab56bUL,
|
||||
0x35b5a8faUL, 0x42b2986cUL, 0xdbbbc9d6UL, 0xacbcf940UL, 0x32d86ce3UL,
|
||||
0x45df5c75UL, 0xdcd60dcfUL, 0xabd13d59UL, 0x26d930acUL, 0x51de003aUL,
|
||||
0xc8d75180UL, 0xbfd06116UL, 0x21b4f4b5UL, 0x56b3c423UL, 0xcfba9599UL,
|
||||
0xb8bda50fUL, 0x2802b89eUL, 0x5f058808UL, 0xc60cd9b2UL, 0xb10be924UL,
|
||||
0x2f6f7c87UL, 0x58684c11UL, 0xc1611dabUL, 0xb6662d3dUL, 0x76dc4190UL,
|
||||
0x01db7106UL, 0x98d220bcUL, 0xefd5102aUL, 0x71b18589UL, 0x06b6b51fUL,
|
||||
0x9fbfe4a5UL, 0xe8b8d433UL, 0x7807c9a2UL, 0x0f00f934UL, 0x9609a88eUL,
|
||||
0xe10e9818UL, 0x7f6a0dbbUL, 0x086d3d2dUL, 0x91646c97UL, 0xe6635c01UL,
|
||||
0x6b6b51f4UL, 0x1c6c6162UL, 0x856530d8UL, 0xf262004eUL, 0x6c0695edUL,
|
||||
0x1b01a57bUL, 0x8208f4c1UL, 0xf50fc457UL, 0x65b0d9c6UL, 0x12b7e950UL,
|
||||
0x8bbeb8eaUL, 0xfcb9887cUL, 0x62dd1ddfUL, 0x15da2d49UL, 0x8cd37cf3UL,
|
||||
0xfbd44c65UL, 0x4db26158UL, 0x3ab551ceUL, 0xa3bc0074UL, 0xd4bb30e2UL,
|
||||
0x4adfa541UL, 0x3dd895d7UL, 0xa4d1c46dUL, 0xd3d6f4fbUL, 0x4369e96aUL,
|
||||
0x346ed9fcUL, 0xad678846UL, 0xda60b8d0UL, 0x44042d73UL, 0x33031de5UL,
|
||||
0xaa0a4c5fUL, 0xdd0d7cc9UL, 0x5005713cUL, 0x270241aaUL, 0xbe0b1010UL,
|
||||
0xc90c2086UL, 0x5768b525UL, 0x206f85b3UL, 0xb966d409UL, 0xce61e49fUL,
|
||||
0x5edef90eUL, 0x29d9c998UL, 0xb0d09822UL, 0xc7d7a8b4UL, 0x59b33d17UL,
|
||||
0x2eb40d81UL, 0xb7bd5c3bUL, 0xc0ba6cadUL, 0xedb88320UL, 0x9abfb3b6UL,
|
||||
0x03b6e20cUL, 0x74b1d29aUL, 0xead54739UL, 0x9dd277afUL, 0x04db2615UL,
|
||||
0x73dc1683UL, 0xe3630b12UL, 0x94643b84UL, 0x0d6d6a3eUL, 0x7a6a5aa8UL,
|
||||
0xe40ecf0bUL, 0x9309ff9dUL, 0x0a00ae27UL, 0x7d079eb1UL, 0xf00f9344UL,
|
||||
0x8708a3d2UL, 0x1e01f268UL, 0x6906c2feUL, 0xf762575dUL, 0x806567cbUL,
|
||||
0x196c3671UL, 0x6e6b06e7UL, 0xfed41b76UL, 0x89d32be0UL, 0x10da7a5aUL,
|
||||
0x67dd4accUL, 0xf9b9df6fUL, 0x8ebeeff9UL, 0x17b7be43UL, 0x60b08ed5UL,
|
||||
0xd6d6a3e8UL, 0xa1d1937eUL, 0x38d8c2c4UL, 0x4fdff252UL, 0xd1bb67f1UL,
|
||||
0xa6bc5767UL, 0x3fb506ddUL, 0x48b2364bUL, 0xd80d2bdaUL, 0xaf0a1b4cUL,
|
||||
0x36034af6UL, 0x41047a60UL, 0xdf60efc3UL, 0xa867df55UL, 0x316e8eefUL,
|
||||
0x4669be79UL, 0xcb61b38cUL, 0xbc66831aUL, 0x256fd2a0UL, 0x5268e236UL,
|
||||
0xcc0c7795UL, 0xbb0b4703UL, 0x220216b9UL, 0x5505262fUL, 0xc5ba3bbeUL,
|
||||
0xb2bd0b28UL, 0x2bb45a92UL, 0x5cb36a04UL, 0xc2d7ffa7UL, 0xb5d0cf31UL,
|
||||
0x2cd99e8bUL, 0x5bdeae1dUL, 0x9b64c2b0UL, 0xec63f226UL, 0x756aa39cUL,
|
||||
0x026d930aUL, 0x9c0906a9UL, 0xeb0e363fUL, 0x72076785UL, 0x05005713UL,
|
||||
0x95bf4a82UL, 0xe2b87a14UL, 0x7bb12baeUL, 0x0cb61b38UL, 0x92d28e9bUL,
|
||||
0xe5d5be0dUL, 0x7cdcefb7UL, 0x0bdbdf21UL, 0x86d3d2d4UL, 0xf1d4e242UL,
|
||||
0x68ddb3f8UL, 0x1fda836eUL, 0x81be16cdUL, 0xf6b9265bUL, 0x6fb077e1UL,
|
||||
0x18b74777UL, 0x88085ae6UL, 0xff0f6a70UL, 0x66063bcaUL, 0x11010b5cUL,
|
||||
0x8f659effUL, 0xf862ae69UL, 0x616bffd3UL, 0x166ccf45UL, 0xa00ae278UL,
|
||||
0xd70dd2eeUL, 0x4e048354UL, 0x3903b3c2UL, 0xa7672661UL, 0xd06016f7UL,
|
||||
0x4969474dUL, 0x3e6e77dbUL, 0xaed16a4aUL, 0xd9d65adcUL, 0x40df0b66UL,
|
||||
0x37d83bf0UL, 0xa9bcae53UL, 0xdebb9ec5UL, 0x47b2cf7fUL, 0x30b5ffe9UL,
|
||||
0xbdbdf21cUL, 0xcabac28aUL, 0x53b39330UL, 0x24b4a3a6UL, 0xbad03605UL,
|
||||
0xcdd70693UL, 0x54de5729UL, 0x23d967bfUL, 0xb3667a2eUL, 0xc4614ab8UL,
|
||||
0x5d681b02UL, 0x2a6f2b94UL, 0xb40bbe37UL, 0xc30c8ea1UL, 0x5a05df1bUL,
|
||||
0x2d02ef8dUL
|
||||
#ifdef BYFOUR
|
||||
},
|
||||
{
|
||||
0x00000000UL, 0x191b3141UL, 0x32366282UL, 0x2b2d53c3UL, 0x646cc504UL,
|
||||
0x7d77f445UL, 0x565aa786UL, 0x4f4196c7UL, 0xc8d98a08UL, 0xd1c2bb49UL,
|
||||
0xfaefe88aUL, 0xe3f4d9cbUL, 0xacb54f0cUL, 0xb5ae7e4dUL, 0x9e832d8eUL,
|
||||
0x87981ccfUL, 0x4ac21251UL, 0x53d92310UL, 0x78f470d3UL, 0x61ef4192UL,
|
||||
0x2eaed755UL, 0x37b5e614UL, 0x1c98b5d7UL, 0x05838496UL, 0x821b9859UL,
|
||||
0x9b00a918UL, 0xb02dfadbUL, 0xa936cb9aUL, 0xe6775d5dUL, 0xff6c6c1cUL,
|
||||
0xd4413fdfUL, 0xcd5a0e9eUL, 0x958424a2UL, 0x8c9f15e3UL, 0xa7b24620UL,
|
||||
0xbea97761UL, 0xf1e8e1a6UL, 0xe8f3d0e7UL, 0xc3de8324UL, 0xdac5b265UL,
|
||||
0x5d5daeaaUL, 0x44469febUL, 0x6f6bcc28UL, 0x7670fd69UL, 0x39316baeUL,
|
||||
0x202a5aefUL, 0x0b07092cUL, 0x121c386dUL, 0xdf4636f3UL, 0xc65d07b2UL,
|
||||
0xed705471UL, 0xf46b6530UL, 0xbb2af3f7UL, 0xa231c2b6UL, 0x891c9175UL,
|
||||
0x9007a034UL, 0x179fbcfbUL, 0x0e848dbaUL, 0x25a9de79UL, 0x3cb2ef38UL,
|
||||
0x73f379ffUL, 0x6ae848beUL, 0x41c51b7dUL, 0x58de2a3cUL, 0xf0794f05UL,
|
||||
0xe9627e44UL, 0xc24f2d87UL, 0xdb541cc6UL, 0x94158a01UL, 0x8d0ebb40UL,
|
||||
0xa623e883UL, 0xbf38d9c2UL, 0x38a0c50dUL, 0x21bbf44cUL, 0x0a96a78fUL,
|
||||
0x138d96ceUL, 0x5ccc0009UL, 0x45d73148UL, 0x6efa628bUL, 0x77e153caUL,
|
||||
0xbabb5d54UL, 0xa3a06c15UL, 0x888d3fd6UL, 0x91960e97UL, 0xded79850UL,
|
||||
0xc7cca911UL, 0xece1fad2UL, 0xf5facb93UL, 0x7262d75cUL, 0x6b79e61dUL,
|
||||
0x4054b5deUL, 0x594f849fUL, 0x160e1258UL, 0x0f152319UL, 0x243870daUL,
|
||||
0x3d23419bUL, 0x65fd6ba7UL, 0x7ce65ae6UL, 0x57cb0925UL, 0x4ed03864UL,
|
||||
0x0191aea3UL, 0x188a9fe2UL, 0x33a7cc21UL, 0x2abcfd60UL, 0xad24e1afUL,
|
||||
0xb43fd0eeUL, 0x9f12832dUL, 0x8609b26cUL, 0xc94824abUL, 0xd05315eaUL,
|
||||
0xfb7e4629UL, 0xe2657768UL, 0x2f3f79f6UL, 0x362448b7UL, 0x1d091b74UL,
|
||||
0x04122a35UL, 0x4b53bcf2UL, 0x52488db3UL, 0x7965de70UL, 0x607eef31UL,
|
||||
0xe7e6f3feUL, 0xfefdc2bfUL, 0xd5d0917cUL, 0xcccba03dUL, 0x838a36faUL,
|
||||
0x9a9107bbUL, 0xb1bc5478UL, 0xa8a76539UL, 0x3b83984bUL, 0x2298a90aUL,
|
||||
0x09b5fac9UL, 0x10aecb88UL, 0x5fef5d4fUL, 0x46f46c0eUL, 0x6dd93fcdUL,
|
||||
0x74c20e8cUL, 0xf35a1243UL, 0xea412302UL, 0xc16c70c1UL, 0xd8774180UL,
|
||||
0x9736d747UL, 0x8e2de606UL, 0xa500b5c5UL, 0xbc1b8484UL, 0x71418a1aUL,
|
||||
0x685abb5bUL, 0x4377e898UL, 0x5a6cd9d9UL, 0x152d4f1eUL, 0x0c367e5fUL,
|
||||
0x271b2d9cUL, 0x3e001cddUL, 0xb9980012UL, 0xa0833153UL, 0x8bae6290UL,
|
||||
0x92b553d1UL, 0xddf4c516UL, 0xc4eff457UL, 0xefc2a794UL, 0xf6d996d5UL,
|
||||
0xae07bce9UL, 0xb71c8da8UL, 0x9c31de6bUL, 0x852aef2aUL, 0xca6b79edUL,
|
||||
0xd37048acUL, 0xf85d1b6fUL, 0xe1462a2eUL, 0x66de36e1UL, 0x7fc507a0UL,
|
||||
0x54e85463UL, 0x4df36522UL, 0x02b2f3e5UL, 0x1ba9c2a4UL, 0x30849167UL,
|
||||
0x299fa026UL, 0xe4c5aeb8UL, 0xfdde9ff9UL, 0xd6f3cc3aUL, 0xcfe8fd7bUL,
|
||||
0x80a96bbcUL, 0x99b25afdUL, 0xb29f093eUL, 0xab84387fUL, 0x2c1c24b0UL,
|
||||
0x350715f1UL, 0x1e2a4632UL, 0x07317773UL, 0x4870e1b4UL, 0x516bd0f5UL,
|
||||
0x7a468336UL, 0x635db277UL, 0xcbfad74eUL, 0xd2e1e60fUL, 0xf9ccb5ccUL,
|
||||
0xe0d7848dUL, 0xaf96124aUL, 0xb68d230bUL, 0x9da070c8UL, 0x84bb4189UL,
|
||||
0x03235d46UL, 0x1a386c07UL, 0x31153fc4UL, 0x280e0e85UL, 0x674f9842UL,
|
||||
0x7e54a903UL, 0x5579fac0UL, 0x4c62cb81UL, 0x8138c51fUL, 0x9823f45eUL,
|
||||
0xb30ea79dUL, 0xaa1596dcUL, 0xe554001bUL, 0xfc4f315aUL, 0xd7626299UL,
|
||||
0xce7953d8UL, 0x49e14f17UL, 0x50fa7e56UL, 0x7bd72d95UL, 0x62cc1cd4UL,
|
||||
0x2d8d8a13UL, 0x3496bb52UL, 0x1fbbe891UL, 0x06a0d9d0UL, 0x5e7ef3ecUL,
|
||||
0x4765c2adUL, 0x6c48916eUL, 0x7553a02fUL, 0x3a1236e8UL, 0x230907a9UL,
|
||||
0x0824546aUL, 0x113f652bUL, 0x96a779e4UL, 0x8fbc48a5UL, 0xa4911b66UL,
|
||||
0xbd8a2a27UL, 0xf2cbbce0UL, 0xebd08da1UL, 0xc0fdde62UL, 0xd9e6ef23UL,
|
||||
0x14bce1bdUL, 0x0da7d0fcUL, 0x268a833fUL, 0x3f91b27eUL, 0x70d024b9UL,
|
||||
0x69cb15f8UL, 0x42e6463bUL, 0x5bfd777aUL, 0xdc656bb5UL, 0xc57e5af4UL,
|
||||
0xee530937UL, 0xf7483876UL, 0xb809aeb1UL, 0xa1129ff0UL, 0x8a3fcc33UL,
|
||||
0x9324fd72UL
|
||||
},
|
||||
{
|
||||
0x00000000UL, 0x01c26a37UL, 0x0384d46eUL, 0x0246be59UL, 0x0709a8dcUL,
|
||||
0x06cbc2ebUL, 0x048d7cb2UL, 0x054f1685UL, 0x0e1351b8UL, 0x0fd13b8fUL,
|
||||
0x0d9785d6UL, 0x0c55efe1UL, 0x091af964UL, 0x08d89353UL, 0x0a9e2d0aUL,
|
||||
0x0b5c473dUL, 0x1c26a370UL, 0x1de4c947UL, 0x1fa2771eUL, 0x1e601d29UL,
|
||||
0x1b2f0bacUL, 0x1aed619bUL, 0x18abdfc2UL, 0x1969b5f5UL, 0x1235f2c8UL,
|
||||
0x13f798ffUL, 0x11b126a6UL, 0x10734c91UL, 0x153c5a14UL, 0x14fe3023UL,
|
||||
0x16b88e7aUL, 0x177ae44dUL, 0x384d46e0UL, 0x398f2cd7UL, 0x3bc9928eUL,
|
||||
0x3a0bf8b9UL, 0x3f44ee3cUL, 0x3e86840bUL, 0x3cc03a52UL, 0x3d025065UL,
|
||||
0x365e1758UL, 0x379c7d6fUL, 0x35dac336UL, 0x3418a901UL, 0x3157bf84UL,
|
||||
0x3095d5b3UL, 0x32d36beaUL, 0x331101ddUL, 0x246be590UL, 0x25a98fa7UL,
|
||||
0x27ef31feUL, 0x262d5bc9UL, 0x23624d4cUL, 0x22a0277bUL, 0x20e69922UL,
|
||||
0x2124f315UL, 0x2a78b428UL, 0x2bbade1fUL, 0x29fc6046UL, 0x283e0a71UL,
|
||||
0x2d711cf4UL, 0x2cb376c3UL, 0x2ef5c89aUL, 0x2f37a2adUL, 0x709a8dc0UL,
|
||||
0x7158e7f7UL, 0x731e59aeUL, 0x72dc3399UL, 0x7793251cUL, 0x76514f2bUL,
|
||||
0x7417f172UL, 0x75d59b45UL, 0x7e89dc78UL, 0x7f4bb64fUL, 0x7d0d0816UL,
|
||||
0x7ccf6221UL, 0x798074a4UL, 0x78421e93UL, 0x7a04a0caUL, 0x7bc6cafdUL,
|
||||
0x6cbc2eb0UL, 0x6d7e4487UL, 0x6f38fadeUL, 0x6efa90e9UL, 0x6bb5866cUL,
|
||||
0x6a77ec5bUL, 0x68315202UL, 0x69f33835UL, 0x62af7f08UL, 0x636d153fUL,
|
||||
0x612bab66UL, 0x60e9c151UL, 0x65a6d7d4UL, 0x6464bde3UL, 0x662203baUL,
|
||||
0x67e0698dUL, 0x48d7cb20UL, 0x4915a117UL, 0x4b531f4eUL, 0x4a917579UL,
|
||||
0x4fde63fcUL, 0x4e1c09cbUL, 0x4c5ab792UL, 0x4d98dda5UL, 0x46c49a98UL,
|
||||
0x4706f0afUL, 0x45404ef6UL, 0x448224c1UL, 0x41cd3244UL, 0x400f5873UL,
|
||||
0x4249e62aUL, 0x438b8c1dUL, 0x54f16850UL, 0x55330267UL, 0x5775bc3eUL,
|
||||
0x56b7d609UL, 0x53f8c08cUL, 0x523aaabbUL, 0x507c14e2UL, 0x51be7ed5UL,
|
||||
0x5ae239e8UL, 0x5b2053dfUL, 0x5966ed86UL, 0x58a487b1UL, 0x5deb9134UL,
|
||||
0x5c29fb03UL, 0x5e6f455aUL, 0x5fad2f6dUL, 0xe1351b80UL, 0xe0f771b7UL,
|
||||
0xe2b1cfeeUL, 0xe373a5d9UL, 0xe63cb35cUL, 0xe7fed96bUL, 0xe5b86732UL,
|
||||
0xe47a0d05UL, 0xef264a38UL, 0xeee4200fUL, 0xeca29e56UL, 0xed60f461UL,
|
||||
0xe82fe2e4UL, 0xe9ed88d3UL, 0xebab368aUL, 0xea695cbdUL, 0xfd13b8f0UL,
|
||||
0xfcd1d2c7UL, 0xfe976c9eUL, 0xff5506a9UL, 0xfa1a102cUL, 0xfbd87a1bUL,
|
||||
0xf99ec442UL, 0xf85cae75UL, 0xf300e948UL, 0xf2c2837fUL, 0xf0843d26UL,
|
||||
0xf1465711UL, 0xf4094194UL, 0xf5cb2ba3UL, 0xf78d95faUL, 0xf64fffcdUL,
|
||||
0xd9785d60UL, 0xd8ba3757UL, 0xdafc890eUL, 0xdb3ee339UL, 0xde71f5bcUL,
|
||||
0xdfb39f8bUL, 0xddf521d2UL, 0xdc374be5UL, 0xd76b0cd8UL, 0xd6a966efUL,
|
||||
0xd4efd8b6UL, 0xd52db281UL, 0xd062a404UL, 0xd1a0ce33UL, 0xd3e6706aUL,
|
||||
0xd2241a5dUL, 0xc55efe10UL, 0xc49c9427UL, 0xc6da2a7eUL, 0xc7184049UL,
|
||||
0xc25756ccUL, 0xc3953cfbUL, 0xc1d382a2UL, 0xc011e895UL, 0xcb4dafa8UL,
|
||||
0xca8fc59fUL, 0xc8c97bc6UL, 0xc90b11f1UL, 0xcc440774UL, 0xcd866d43UL,
|
||||
0xcfc0d31aUL, 0xce02b92dUL, 0x91af9640UL, 0x906dfc77UL, 0x922b422eUL,
|
||||
0x93e92819UL, 0x96a63e9cUL, 0x976454abUL, 0x9522eaf2UL, 0x94e080c5UL,
|
||||
0x9fbcc7f8UL, 0x9e7eadcfUL, 0x9c381396UL, 0x9dfa79a1UL, 0x98b56f24UL,
|
||||
0x99770513UL, 0x9b31bb4aUL, 0x9af3d17dUL, 0x8d893530UL, 0x8c4b5f07UL,
|
||||
0x8e0de15eUL, 0x8fcf8b69UL, 0x8a809decUL, 0x8b42f7dbUL, 0x89044982UL,
|
||||
0x88c623b5UL, 0x839a6488UL, 0x82580ebfUL, 0x801eb0e6UL, 0x81dcdad1UL,
|
||||
0x8493cc54UL, 0x8551a663UL, 0x8717183aUL, 0x86d5720dUL, 0xa9e2d0a0UL,
|
||||
0xa820ba97UL, 0xaa6604ceUL, 0xaba46ef9UL, 0xaeeb787cUL, 0xaf29124bUL,
|
||||
0xad6fac12UL, 0xacadc625UL, 0xa7f18118UL, 0xa633eb2fUL, 0xa4755576UL,
|
||||
0xa5b73f41UL, 0xa0f829c4UL, 0xa13a43f3UL, 0xa37cfdaaUL, 0xa2be979dUL,
|
||||
0xb5c473d0UL, 0xb40619e7UL, 0xb640a7beUL, 0xb782cd89UL, 0xb2cddb0cUL,
|
||||
0xb30fb13bUL, 0xb1490f62UL, 0xb08b6555UL, 0xbbd72268UL, 0xba15485fUL,
|
||||
0xb853f606UL, 0xb9919c31UL, 0xbcde8ab4UL, 0xbd1ce083UL, 0xbf5a5edaUL,
|
||||
0xbe9834edUL
|
||||
},
|
||||
{
|
||||
0x00000000UL, 0xb8bc6765UL, 0xaa09c88bUL, 0x12b5afeeUL, 0x8f629757UL,
|
||||
0x37def032UL, 0x256b5fdcUL, 0x9dd738b9UL, 0xc5b428efUL, 0x7d084f8aUL,
|
||||
0x6fbde064UL, 0xd7018701UL, 0x4ad6bfb8UL, 0xf26ad8ddUL, 0xe0df7733UL,
|
||||
0x58631056UL, 0x5019579fUL, 0xe8a530faUL, 0xfa109f14UL, 0x42acf871UL,
|
||||
0xdf7bc0c8UL, 0x67c7a7adUL, 0x75720843UL, 0xcdce6f26UL, 0x95ad7f70UL,
|
||||
0x2d111815UL, 0x3fa4b7fbUL, 0x8718d09eUL, 0x1acfe827UL, 0xa2738f42UL,
|
||||
0xb0c620acUL, 0x087a47c9UL, 0xa032af3eUL, 0x188ec85bUL, 0x0a3b67b5UL,
|
||||
0xb28700d0UL, 0x2f503869UL, 0x97ec5f0cUL, 0x8559f0e2UL, 0x3de59787UL,
|
||||
0x658687d1UL, 0xdd3ae0b4UL, 0xcf8f4f5aUL, 0x7733283fUL, 0xeae41086UL,
|
||||
0x525877e3UL, 0x40edd80dUL, 0xf851bf68UL, 0xf02bf8a1UL, 0x48979fc4UL,
|
||||
0x5a22302aUL, 0xe29e574fUL, 0x7f496ff6UL, 0xc7f50893UL, 0xd540a77dUL,
|
||||
0x6dfcc018UL, 0x359fd04eUL, 0x8d23b72bUL, 0x9f9618c5UL, 0x272a7fa0UL,
|
||||
0xbafd4719UL, 0x0241207cUL, 0x10f48f92UL, 0xa848e8f7UL, 0x9b14583dUL,
|
||||
0x23a83f58UL, 0x311d90b6UL, 0x89a1f7d3UL, 0x1476cf6aUL, 0xaccaa80fUL,
|
||||
0xbe7f07e1UL, 0x06c36084UL, 0x5ea070d2UL, 0xe61c17b7UL, 0xf4a9b859UL,
|
||||
0x4c15df3cUL, 0xd1c2e785UL, 0x697e80e0UL, 0x7bcb2f0eUL, 0xc377486bUL,
|
||||
0xcb0d0fa2UL, 0x73b168c7UL, 0x6104c729UL, 0xd9b8a04cUL, 0x446f98f5UL,
|
||||
0xfcd3ff90UL, 0xee66507eUL, 0x56da371bUL, 0x0eb9274dUL, 0xb6054028UL,
|
||||
0xa4b0efc6UL, 0x1c0c88a3UL, 0x81dbb01aUL, 0x3967d77fUL, 0x2bd27891UL,
|
||||
0x936e1ff4UL, 0x3b26f703UL, 0x839a9066UL, 0x912f3f88UL, 0x299358edUL,
|
||||
0xb4446054UL, 0x0cf80731UL, 0x1e4da8dfUL, 0xa6f1cfbaUL, 0xfe92dfecUL,
|
||||
0x462eb889UL, 0x549b1767UL, 0xec277002UL, 0x71f048bbUL, 0xc94c2fdeUL,
|
||||
0xdbf98030UL, 0x6345e755UL, 0x6b3fa09cUL, 0xd383c7f9UL, 0xc1366817UL,
|
||||
0x798a0f72UL, 0xe45d37cbUL, 0x5ce150aeUL, 0x4e54ff40UL, 0xf6e89825UL,
|
||||
0xae8b8873UL, 0x1637ef16UL, 0x048240f8UL, 0xbc3e279dUL, 0x21e91f24UL,
|
||||
0x99557841UL, 0x8be0d7afUL, 0x335cb0caUL, 0xed59b63bUL, 0x55e5d15eUL,
|
||||
0x47507eb0UL, 0xffec19d5UL, 0x623b216cUL, 0xda874609UL, 0xc832e9e7UL,
|
||||
0x708e8e82UL, 0x28ed9ed4UL, 0x9051f9b1UL, 0x82e4565fUL, 0x3a58313aUL,
|
||||
0xa78f0983UL, 0x1f336ee6UL, 0x0d86c108UL, 0xb53aa66dUL, 0xbd40e1a4UL,
|
||||
0x05fc86c1UL, 0x1749292fUL, 0xaff54e4aUL, 0x322276f3UL, 0x8a9e1196UL,
|
||||
0x982bbe78UL, 0x2097d91dUL, 0x78f4c94bUL, 0xc048ae2eUL, 0xd2fd01c0UL,
|
||||
0x6a4166a5UL, 0xf7965e1cUL, 0x4f2a3979UL, 0x5d9f9697UL, 0xe523f1f2UL,
|
||||
0x4d6b1905UL, 0xf5d77e60UL, 0xe762d18eUL, 0x5fdeb6ebUL, 0xc2098e52UL,
|
||||
0x7ab5e937UL, 0x680046d9UL, 0xd0bc21bcUL, 0x88df31eaUL, 0x3063568fUL,
|
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0x22d6f961UL, 0x9a6a9e04UL, 0x07bda6bdUL, 0xbf01c1d8UL, 0xadb46e36UL,
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0x15080953UL, 0x1d724e9aUL, 0xa5ce29ffUL, 0xb77b8611UL, 0x0fc7e174UL,
|
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0x9210d9cdUL, 0x2aacbea8UL, 0x38191146UL, 0x80a57623UL, 0xd8c66675UL,
|
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0x607a0110UL, 0x72cfaefeUL, 0xca73c99bUL, 0x57a4f122UL, 0xef189647UL,
|
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0xfdad39a9UL, 0x45115eccUL, 0x764dee06UL, 0xcef18963UL, 0xdc44268dUL,
|
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0x64f841e8UL, 0xf92f7951UL, 0x41931e34UL, 0x5326b1daUL, 0xeb9ad6bfUL,
|
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0xb3f9c6e9UL, 0x0b45a18cUL, 0x19f00e62UL, 0xa14c6907UL, 0x3c9b51beUL,
|
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0x842736dbUL, 0x96929935UL, 0x2e2efe50UL, 0x2654b999UL, 0x9ee8defcUL,
|
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0x8c5d7112UL, 0x34e11677UL, 0xa9362eceUL, 0x118a49abUL, 0x033fe645UL,
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0xbb838120UL, 0xe3e09176UL, 0x5b5cf613UL, 0x49e959fdUL, 0xf1553e98UL,
|
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0x6c820621UL, 0xd43e6144UL, 0xc68bceaaUL, 0x7e37a9cfUL, 0xd67f4138UL,
|
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0x6ec3265dUL, 0x7c7689b3UL, 0xc4caeed6UL, 0x591dd66fUL, 0xe1a1b10aUL,
|
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0xf3141ee4UL, 0x4ba87981UL, 0x13cb69d7UL, 0xab770eb2UL, 0xb9c2a15cUL,
|
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0x017ec639UL, 0x9ca9fe80UL, 0x241599e5UL, 0x36a0360bUL, 0x8e1c516eUL,
|
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0x866616a7UL, 0x3eda71c2UL, 0x2c6fde2cUL, 0x94d3b949UL, 0x090481f0UL,
|
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0xb1b8e695UL, 0xa30d497bUL, 0x1bb12e1eUL, 0x43d23e48UL, 0xfb6e592dUL,
|
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0xe9dbf6c3UL, 0x516791a6UL, 0xccb0a91fUL, 0x740cce7aUL, 0x66b96194UL,
|
||||
0xde0506f1UL
|
||||
},
|
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{
|
||||
0x00000000UL, 0x96300777UL, 0x2c610eeeUL, 0xba510999UL, 0x19c46d07UL,
|
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0x8ff46a70UL, 0x35a563e9UL, 0xa395649eUL, 0x3288db0eUL, 0xa4b8dc79UL,
|
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0x1ee9d5e0UL, 0x88d9d297UL, 0x2b4cb609UL, 0xbd7cb17eUL, 0x072db8e7UL,
|
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0x911dbf90UL, 0x6410b71dUL, 0xf220b06aUL, 0x4871b9f3UL, 0xde41be84UL,
|
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0x7dd4da1aUL, 0xebe4dd6dUL, 0x51b5d4f4UL, 0xc785d383UL, 0x56986c13UL,
|
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0xc0a86b64UL, 0x7af962fdUL, 0xecc9658aUL, 0x4f5c0114UL, 0xd96c0663UL,
|
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0x633d0ffaUL, 0xf50d088dUL, 0xc8206e3bUL, 0x5e10694cUL, 0xe44160d5UL,
|
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0x727167a2UL, 0xd1e4033cUL, 0x47d4044bUL, 0xfd850dd2UL, 0x6bb50aa5UL,
|
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0xfaa8b535UL, 0x6c98b242UL, 0xd6c9bbdbUL, 0x40f9bcacUL, 0xe36cd832UL,
|
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0x755cdf45UL, 0xcf0dd6dcUL, 0x593dd1abUL, 0xac30d926UL, 0x3a00de51UL,
|
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0x8051d7c8UL, 0x1661d0bfUL, 0xb5f4b421UL, 0x23c4b356UL, 0x9995bacfUL,
|
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0x0fa5bdb8UL, 0x9eb80228UL, 0x0888055fUL, 0xb2d90cc6UL, 0x24e90bb1UL,
|
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0x877c6f2fUL, 0x114c6858UL, 0xab1d61c1UL, 0x3d2d66b6UL, 0x9041dc76UL,
|
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0x0671db01UL, 0xbc20d298UL, 0x2a10d5efUL, 0x8985b171UL, 0x1fb5b606UL,
|
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0xa5e4bf9fUL, 0x33d4b8e8UL, 0xa2c90778UL, 0x34f9000fUL, 0x8ea80996UL,
|
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0x18980ee1UL, 0xbb0d6a7fUL, 0x2d3d6d08UL, 0x976c6491UL, 0x015c63e6UL,
|
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0xf4516b6bUL, 0x62616c1cUL, 0xd8306585UL, 0x4e0062f2UL, 0xed95066cUL,
|
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0x7ba5011bUL, 0xc1f40882UL, 0x57c40ff5UL, 0xc6d9b065UL, 0x50e9b712UL,
|
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0xeab8be8bUL, 0x7c88b9fcUL, 0xdf1ddd62UL, 0x492dda15UL, 0xf37cd38cUL,
|
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0x654cd4fbUL, 0x5861b24dUL, 0xce51b53aUL, 0x7400bca3UL, 0xe230bbd4UL,
|
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0x41a5df4aUL, 0xd795d83dUL, 0x6dc4d1a4UL, 0xfbf4d6d3UL, 0x6ae96943UL,
|
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0xfcd96e34UL, 0x468867adUL, 0xd0b860daUL, 0x732d0444UL, 0xe51d0333UL,
|
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0x5f4c0aaaUL, 0xc97c0dddUL, 0x3c710550UL, 0xaa410227UL, 0x10100bbeUL,
|
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0x86200cc9UL, 0x25b56857UL, 0xb3856f20UL, 0x09d466b9UL, 0x9fe461ceUL,
|
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0x0ef9de5eUL, 0x98c9d929UL, 0x2298d0b0UL, 0xb4a8d7c7UL, 0x173db359UL,
|
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0x810db42eUL, 0x3b5cbdb7UL, 0xad6cbac0UL, 0x2083b8edUL, 0xb6b3bf9aUL,
|
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0x0ce2b603UL, 0x9ad2b174UL, 0x3947d5eaUL, 0xaf77d29dUL, 0x1526db04UL,
|
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0x8316dc73UL, 0x120b63e3UL, 0x843b6494UL, 0x3e6a6d0dUL, 0xa85a6a7aUL,
|
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0x0bcf0ee4UL, 0x9dff0993UL, 0x27ae000aUL, 0xb19e077dUL, 0x44930ff0UL,
|
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0xd2a30887UL, 0x68f2011eUL, 0xfec20669UL, 0x5d5762f7UL, 0xcb676580UL,
|
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0x71366c19UL, 0xe7066b6eUL, 0x761bd4feUL, 0xe02bd389UL, 0x5a7ada10UL,
|
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0xcc4add67UL, 0x6fdfb9f9UL, 0xf9efbe8eUL, 0x43beb717UL, 0xd58eb060UL,
|
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0xe8a3d6d6UL, 0x7e93d1a1UL, 0xc4c2d838UL, 0x52f2df4fUL, 0xf167bbd1UL,
|
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0x6757bca6UL, 0xdd06b53fUL, 0x4b36b248UL, 0xda2b0dd8UL, 0x4c1b0aafUL,
|
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0xf64a0336UL, 0x607a0441UL, 0xc3ef60dfUL, 0x55df67a8UL, 0xef8e6e31UL,
|
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0x79be6946UL, 0x8cb361cbUL, 0x1a8366bcUL, 0xa0d26f25UL, 0x36e26852UL,
|
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0x95770cccUL, 0x03470bbbUL, 0xb9160222UL, 0x2f260555UL, 0xbe3bbac5UL,
|
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0x280bbdb2UL, 0x925ab42bUL, 0x046ab35cUL, 0xa7ffd7c2UL, 0x31cfd0b5UL,
|
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0x8b9ed92cUL, 0x1daede5bUL, 0xb0c2649bUL, 0x26f263ecUL, 0x9ca36a75UL,
|
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0x0a936d02UL, 0xa906099cUL, 0x3f360eebUL, 0x85670772UL, 0x13570005UL,
|
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0x824abf95UL, 0x147ab8e2UL, 0xae2bb17bUL, 0x381bb60cUL, 0x9b8ed292UL,
|
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0x0dbed5e5UL, 0xb7efdc7cUL, 0x21dfdb0bUL, 0xd4d2d386UL, 0x42e2d4f1UL,
|
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0xf8b3dd68UL, 0x6e83da1fUL, 0xcd16be81UL, 0x5b26b9f6UL, 0xe177b06fUL,
|
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0x7747b718UL, 0xe65a0888UL, 0x706a0fffUL, 0xca3b0666UL, 0x5c0b0111UL,
|
||||
0xff9e658fUL, 0x69ae62f8UL, 0xd3ff6b61UL, 0x45cf6c16UL, 0x78e20aa0UL,
|
||||
0xeed20dd7UL, 0x5483044eUL, 0xc2b30339UL, 0x612667a7UL, 0xf71660d0UL,
|
||||
0x4d476949UL, 0xdb776e3eUL, 0x4a6ad1aeUL, 0xdc5ad6d9UL, 0x660bdf40UL,
|
||||
0xf03bd837UL, 0x53aebca9UL, 0xc59ebbdeUL, 0x7fcfb247UL, 0xe9ffb530UL,
|
||||
0x1cf2bdbdUL, 0x8ac2bacaUL, 0x3093b353UL, 0xa6a3b424UL, 0x0536d0baUL,
|
||||
0x9306d7cdUL, 0x2957de54UL, 0xbf67d923UL, 0x2e7a66b3UL, 0xb84a61c4UL,
|
||||
0x021b685dUL, 0x942b6f2aUL, 0x37be0bb4UL, 0xa18e0cc3UL, 0x1bdf055aUL,
|
||||
0x8def022dUL
|
||||
},
|
||||
{
|
||||
0x00000000UL, 0x41311b19UL, 0x82623632UL, 0xc3532d2bUL, 0x04c56c64UL,
|
||||
0x45f4777dUL, 0x86a75a56UL, 0xc796414fUL, 0x088ad9c8UL, 0x49bbc2d1UL,
|
||||
0x8ae8effaUL, 0xcbd9f4e3UL, 0x0c4fb5acUL, 0x4d7eaeb5UL, 0x8e2d839eUL,
|
||||
0xcf1c9887UL, 0x5112c24aUL, 0x1023d953UL, 0xd370f478UL, 0x9241ef61UL,
|
||||
0x55d7ae2eUL, 0x14e6b537UL, 0xd7b5981cUL, 0x96848305UL, 0x59981b82UL,
|
||||
0x18a9009bUL, 0xdbfa2db0UL, 0x9acb36a9UL, 0x5d5d77e6UL, 0x1c6c6cffUL,
|
||||
0xdf3f41d4UL, 0x9e0e5acdUL, 0xa2248495UL, 0xe3159f8cUL, 0x2046b2a7UL,
|
||||
0x6177a9beUL, 0xa6e1e8f1UL, 0xe7d0f3e8UL, 0x2483dec3UL, 0x65b2c5daUL,
|
||||
0xaaae5d5dUL, 0xeb9f4644UL, 0x28cc6b6fUL, 0x69fd7076UL, 0xae6b3139UL,
|
||||
0xef5a2a20UL, 0x2c09070bUL, 0x6d381c12UL, 0xf33646dfUL, 0xb2075dc6UL,
|
||||
0x715470edUL, 0x30656bf4UL, 0xf7f32abbUL, 0xb6c231a2UL, 0x75911c89UL,
|
||||
0x34a00790UL, 0xfbbc9f17UL, 0xba8d840eUL, 0x79dea925UL, 0x38efb23cUL,
|
||||
0xff79f373UL, 0xbe48e86aUL, 0x7d1bc541UL, 0x3c2ade58UL, 0x054f79f0UL,
|
||||
0x447e62e9UL, 0x872d4fc2UL, 0xc61c54dbUL, 0x018a1594UL, 0x40bb0e8dUL,
|
||||
0x83e823a6UL, 0xc2d938bfUL, 0x0dc5a038UL, 0x4cf4bb21UL, 0x8fa7960aUL,
|
||||
0xce968d13UL, 0x0900cc5cUL, 0x4831d745UL, 0x8b62fa6eUL, 0xca53e177UL,
|
||||
0x545dbbbaUL, 0x156ca0a3UL, 0xd63f8d88UL, 0x970e9691UL, 0x5098d7deUL,
|
||||
0x11a9ccc7UL, 0xd2fae1ecUL, 0x93cbfaf5UL, 0x5cd76272UL, 0x1de6796bUL,
|
||||
0xdeb55440UL, 0x9f844f59UL, 0x58120e16UL, 0x1923150fUL, 0xda703824UL,
|
||||
0x9b41233dUL, 0xa76bfd65UL, 0xe65ae67cUL, 0x2509cb57UL, 0x6438d04eUL,
|
||||
0xa3ae9101UL, 0xe29f8a18UL, 0x21cca733UL, 0x60fdbc2aUL, 0xafe124adUL,
|
||||
0xeed03fb4UL, 0x2d83129fUL, 0x6cb20986UL, 0xab2448c9UL, 0xea1553d0UL,
|
||||
0x29467efbUL, 0x687765e2UL, 0xf6793f2fUL, 0xb7482436UL, 0x741b091dUL,
|
||||
0x352a1204UL, 0xf2bc534bUL, 0xb38d4852UL, 0x70de6579UL, 0x31ef7e60UL,
|
||||
0xfef3e6e7UL, 0xbfc2fdfeUL, 0x7c91d0d5UL, 0x3da0cbccUL, 0xfa368a83UL,
|
||||
0xbb07919aUL, 0x7854bcb1UL, 0x3965a7a8UL, 0x4b98833bUL, 0x0aa99822UL,
|
||||
0xc9fab509UL, 0x88cbae10UL, 0x4f5def5fUL, 0x0e6cf446UL, 0xcd3fd96dUL,
|
||||
0x8c0ec274UL, 0x43125af3UL, 0x022341eaUL, 0xc1706cc1UL, 0x804177d8UL,
|
||||
0x47d73697UL, 0x06e62d8eUL, 0xc5b500a5UL, 0x84841bbcUL, 0x1a8a4171UL,
|
||||
0x5bbb5a68UL, 0x98e87743UL, 0xd9d96c5aUL, 0x1e4f2d15UL, 0x5f7e360cUL,
|
||||
0x9c2d1b27UL, 0xdd1c003eUL, 0x120098b9UL, 0x533183a0UL, 0x9062ae8bUL,
|
||||
0xd153b592UL, 0x16c5f4ddUL, 0x57f4efc4UL, 0x94a7c2efUL, 0xd596d9f6UL,
|
||||
0xe9bc07aeUL, 0xa88d1cb7UL, 0x6bde319cUL, 0x2aef2a85UL, 0xed796bcaUL,
|
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0xac4870d3UL, 0x6f1b5df8UL, 0x2e2a46e1UL, 0xe136de66UL, 0xa007c57fUL,
|
||||
0x6354e854UL, 0x2265f34dUL, 0xe5f3b202UL, 0xa4c2a91bUL, 0x67918430UL,
|
||||
0x26a09f29UL, 0xb8aec5e4UL, 0xf99fdefdUL, 0x3accf3d6UL, 0x7bfde8cfUL,
|
||||
0xbc6ba980UL, 0xfd5ab299UL, 0x3e099fb2UL, 0x7f3884abUL, 0xb0241c2cUL,
|
||||
0xf1150735UL, 0x32462a1eUL, 0x73773107UL, 0xb4e17048UL, 0xf5d06b51UL,
|
||||
0x3683467aUL, 0x77b25d63UL, 0x4ed7facbUL, 0x0fe6e1d2UL, 0xccb5ccf9UL,
|
||||
0x8d84d7e0UL, 0x4a1296afUL, 0x0b238db6UL, 0xc870a09dUL, 0x8941bb84UL,
|
||||
0x465d2303UL, 0x076c381aUL, 0xc43f1531UL, 0x850e0e28UL, 0x42984f67UL,
|
||||
0x03a9547eUL, 0xc0fa7955UL, 0x81cb624cUL, 0x1fc53881UL, 0x5ef42398UL,
|
||||
0x9da70eb3UL, 0xdc9615aaUL, 0x1b0054e5UL, 0x5a314ffcUL, 0x996262d7UL,
|
||||
0xd85379ceUL, 0x174fe149UL, 0x567efa50UL, 0x952dd77bUL, 0xd41ccc62UL,
|
||||
0x138a8d2dUL, 0x52bb9634UL, 0x91e8bb1fUL, 0xd0d9a006UL, 0xecf37e5eUL,
|
||||
0xadc26547UL, 0x6e91486cUL, 0x2fa05375UL, 0xe836123aUL, 0xa9070923UL,
|
||||
0x6a542408UL, 0x2b653f11UL, 0xe479a796UL, 0xa548bc8fUL, 0x661b91a4UL,
|
||||
0x272a8abdUL, 0xe0bccbf2UL, 0xa18dd0ebUL, 0x62defdc0UL, 0x23efe6d9UL,
|
||||
0xbde1bc14UL, 0xfcd0a70dUL, 0x3f838a26UL, 0x7eb2913fUL, 0xb924d070UL,
|
||||
0xf815cb69UL, 0x3b46e642UL, 0x7a77fd5bUL, 0xb56b65dcUL, 0xf45a7ec5UL,
|
||||
0x370953eeUL, 0x763848f7UL, 0xb1ae09b8UL, 0xf09f12a1UL, 0x33cc3f8aUL,
|
||||
0x72fd2493UL
|
||||
},
|
||||
{
|
||||
0x00000000UL, 0x376ac201UL, 0x6ed48403UL, 0x59be4602UL, 0xdca80907UL,
|
||||
0xebc2cb06UL, 0xb27c8d04UL, 0x85164f05UL, 0xb851130eUL, 0x8f3bd10fUL,
|
||||
0xd685970dUL, 0xe1ef550cUL, 0x64f91a09UL, 0x5393d808UL, 0x0a2d9e0aUL,
|
||||
0x3d475c0bUL, 0x70a3261cUL, 0x47c9e41dUL, 0x1e77a21fUL, 0x291d601eUL,
|
||||
0xac0b2f1bUL, 0x9b61ed1aUL, 0xc2dfab18UL, 0xf5b56919UL, 0xc8f23512UL,
|
||||
0xff98f713UL, 0xa626b111UL, 0x914c7310UL, 0x145a3c15UL, 0x2330fe14UL,
|
||||
0x7a8eb816UL, 0x4de47a17UL, 0xe0464d38UL, 0xd72c8f39UL, 0x8e92c93bUL,
|
||||
0xb9f80b3aUL, 0x3cee443fUL, 0x0b84863eUL, 0x523ac03cUL, 0x6550023dUL,
|
||||
0x58175e36UL, 0x6f7d9c37UL, 0x36c3da35UL, 0x01a91834UL, 0x84bf5731UL,
|
||||
0xb3d59530UL, 0xea6bd332UL, 0xdd011133UL, 0x90e56b24UL, 0xa78fa925UL,
|
||||
0xfe31ef27UL, 0xc95b2d26UL, 0x4c4d6223UL, 0x7b27a022UL, 0x2299e620UL,
|
||||
0x15f32421UL, 0x28b4782aUL, 0x1fdeba2bUL, 0x4660fc29UL, 0x710a3e28UL,
|
||||
0xf41c712dUL, 0xc376b32cUL, 0x9ac8f52eUL, 0xada2372fUL, 0xc08d9a70UL,
|
||||
0xf7e75871UL, 0xae591e73UL, 0x9933dc72UL, 0x1c259377UL, 0x2b4f5176UL,
|
||||
0x72f11774UL, 0x459bd575UL, 0x78dc897eUL, 0x4fb64b7fUL, 0x16080d7dUL,
|
||||
0x2162cf7cUL, 0xa4748079UL, 0x931e4278UL, 0xcaa0047aUL, 0xfdcac67bUL,
|
||||
0xb02ebc6cUL, 0x87447e6dUL, 0xdefa386fUL, 0xe990fa6eUL, 0x6c86b56bUL,
|
||||
0x5bec776aUL, 0x02523168UL, 0x3538f369UL, 0x087faf62UL, 0x3f156d63UL,
|
||||
0x66ab2b61UL, 0x51c1e960UL, 0xd4d7a665UL, 0xe3bd6464UL, 0xba032266UL,
|
||||
0x8d69e067UL, 0x20cbd748UL, 0x17a11549UL, 0x4e1f534bUL, 0x7975914aUL,
|
||||
0xfc63de4fUL, 0xcb091c4eUL, 0x92b75a4cUL, 0xa5dd984dUL, 0x989ac446UL,
|
||||
0xaff00647UL, 0xf64e4045UL, 0xc1248244UL, 0x4432cd41UL, 0x73580f40UL,
|
||||
0x2ae64942UL, 0x1d8c8b43UL, 0x5068f154UL, 0x67023355UL, 0x3ebc7557UL,
|
||||
0x09d6b756UL, 0x8cc0f853UL, 0xbbaa3a52UL, 0xe2147c50UL, 0xd57ebe51UL,
|
||||
0xe839e25aUL, 0xdf53205bUL, 0x86ed6659UL, 0xb187a458UL, 0x3491eb5dUL,
|
||||
0x03fb295cUL, 0x5a456f5eUL, 0x6d2fad5fUL, 0x801b35e1UL, 0xb771f7e0UL,
|
||||
0xeecfb1e2UL, 0xd9a573e3UL, 0x5cb33ce6UL, 0x6bd9fee7UL, 0x3267b8e5UL,
|
||||
0x050d7ae4UL, 0x384a26efUL, 0x0f20e4eeUL, 0x569ea2ecUL, 0x61f460edUL,
|
||||
0xe4e22fe8UL, 0xd388ede9UL, 0x8a36abebUL, 0xbd5c69eaUL, 0xf0b813fdUL,
|
||||
0xc7d2d1fcUL, 0x9e6c97feUL, 0xa90655ffUL, 0x2c101afaUL, 0x1b7ad8fbUL,
|
||||
0x42c49ef9UL, 0x75ae5cf8UL, 0x48e900f3UL, 0x7f83c2f2UL, 0x263d84f0UL,
|
||||
0x115746f1UL, 0x944109f4UL, 0xa32bcbf5UL, 0xfa958df7UL, 0xcdff4ff6UL,
|
||||
0x605d78d9UL, 0x5737bad8UL, 0x0e89fcdaUL, 0x39e33edbUL, 0xbcf571deUL,
|
||||
0x8b9fb3dfUL, 0xd221f5ddUL, 0xe54b37dcUL, 0xd80c6bd7UL, 0xef66a9d6UL,
|
||||
0xb6d8efd4UL, 0x81b22dd5UL, 0x04a462d0UL, 0x33cea0d1UL, 0x6a70e6d3UL,
|
||||
0x5d1a24d2UL, 0x10fe5ec5UL, 0x27949cc4UL, 0x7e2adac6UL, 0x494018c7UL,
|
||||
0xcc5657c2UL, 0xfb3c95c3UL, 0xa282d3c1UL, 0x95e811c0UL, 0xa8af4dcbUL,
|
||||
0x9fc58fcaUL, 0xc67bc9c8UL, 0xf1110bc9UL, 0x740744ccUL, 0x436d86cdUL,
|
||||
0x1ad3c0cfUL, 0x2db902ceUL, 0x4096af91UL, 0x77fc6d90UL, 0x2e422b92UL,
|
||||
0x1928e993UL, 0x9c3ea696UL, 0xab546497UL, 0xf2ea2295UL, 0xc580e094UL,
|
||||
0xf8c7bc9fUL, 0xcfad7e9eUL, 0x9613389cUL, 0xa179fa9dUL, 0x246fb598UL,
|
||||
0x13057799UL, 0x4abb319bUL, 0x7dd1f39aUL, 0x3035898dUL, 0x075f4b8cUL,
|
||||
0x5ee10d8eUL, 0x698bcf8fUL, 0xec9d808aUL, 0xdbf7428bUL, 0x82490489UL,
|
||||
0xb523c688UL, 0x88649a83UL, 0xbf0e5882UL, 0xe6b01e80UL, 0xd1dadc81UL,
|
||||
0x54cc9384UL, 0x63a65185UL, 0x3a181787UL, 0x0d72d586UL, 0xa0d0e2a9UL,
|
||||
0x97ba20a8UL, 0xce0466aaUL, 0xf96ea4abUL, 0x7c78ebaeUL, 0x4b1229afUL,
|
||||
0x12ac6fadUL, 0x25c6adacUL, 0x1881f1a7UL, 0x2feb33a6UL, 0x765575a4UL,
|
||||
0x413fb7a5UL, 0xc429f8a0UL, 0xf3433aa1UL, 0xaafd7ca3UL, 0x9d97bea2UL,
|
||||
0xd073c4b5UL, 0xe71906b4UL, 0xbea740b6UL, 0x89cd82b7UL, 0x0cdbcdb2UL,
|
||||
0x3bb10fb3UL, 0x620f49b1UL, 0x55658bb0UL, 0x6822d7bbUL, 0x5f4815baUL,
|
||||
0x06f653b8UL, 0x319c91b9UL, 0xb48adebcUL, 0x83e01cbdUL, 0xda5e5abfUL,
|
||||
0xed3498beUL
|
||||
},
|
||||
{
|
||||
0x00000000UL, 0x6567bcb8UL, 0x8bc809aaUL, 0xeeafb512UL, 0x5797628fUL,
|
||||
0x32f0de37UL, 0xdc5f6b25UL, 0xb938d79dUL, 0xef28b4c5UL, 0x8a4f087dUL,
|
||||
0x64e0bd6fUL, 0x018701d7UL, 0xb8bfd64aUL, 0xddd86af2UL, 0x3377dfe0UL,
|
||||
0x56106358UL, 0x9f571950UL, 0xfa30a5e8UL, 0x149f10faUL, 0x71f8ac42UL,
|
||||
0xc8c07bdfUL, 0xada7c767UL, 0x43087275UL, 0x266fcecdUL, 0x707fad95UL,
|
||||
0x1518112dUL, 0xfbb7a43fUL, 0x9ed01887UL, 0x27e8cf1aUL, 0x428f73a2UL,
|
||||
0xac20c6b0UL, 0xc9477a08UL, 0x3eaf32a0UL, 0x5bc88e18UL, 0xb5673b0aUL,
|
||||
0xd00087b2UL, 0x6938502fUL, 0x0c5fec97UL, 0xe2f05985UL, 0x8797e53dUL,
|
||||
0xd1878665UL, 0xb4e03addUL, 0x5a4f8fcfUL, 0x3f283377UL, 0x8610e4eaUL,
|
||||
0xe3775852UL, 0x0dd8ed40UL, 0x68bf51f8UL, 0xa1f82bf0UL, 0xc49f9748UL,
|
||||
0x2a30225aUL, 0x4f579ee2UL, 0xf66f497fUL, 0x9308f5c7UL, 0x7da740d5UL,
|
||||
0x18c0fc6dUL, 0x4ed09f35UL, 0x2bb7238dUL, 0xc518969fUL, 0xa07f2a27UL,
|
||||
0x1947fdbaUL, 0x7c204102UL, 0x928ff410UL, 0xf7e848a8UL, 0x3d58149bUL,
|
||||
0x583fa823UL, 0xb6901d31UL, 0xd3f7a189UL, 0x6acf7614UL, 0x0fa8caacUL,
|
||||
0xe1077fbeUL, 0x8460c306UL, 0xd270a05eUL, 0xb7171ce6UL, 0x59b8a9f4UL,
|
||||
0x3cdf154cUL, 0x85e7c2d1UL, 0xe0807e69UL, 0x0e2fcb7bUL, 0x6b4877c3UL,
|
||||
0xa20f0dcbUL, 0xc768b173UL, 0x29c70461UL, 0x4ca0b8d9UL, 0xf5986f44UL,
|
||||
0x90ffd3fcUL, 0x7e5066eeUL, 0x1b37da56UL, 0x4d27b90eUL, 0x284005b6UL,
|
||||
0xc6efb0a4UL, 0xa3880c1cUL, 0x1ab0db81UL, 0x7fd76739UL, 0x9178d22bUL,
|
||||
0xf41f6e93UL, 0x03f7263bUL, 0x66909a83UL, 0x883f2f91UL, 0xed589329UL,
|
||||
0x546044b4UL, 0x3107f80cUL, 0xdfa84d1eUL, 0xbacff1a6UL, 0xecdf92feUL,
|
||||
0x89b82e46UL, 0x67179b54UL, 0x027027ecUL, 0xbb48f071UL, 0xde2f4cc9UL,
|
||||
0x3080f9dbUL, 0x55e74563UL, 0x9ca03f6bUL, 0xf9c783d3UL, 0x176836c1UL,
|
||||
0x720f8a79UL, 0xcb375de4UL, 0xae50e15cUL, 0x40ff544eUL, 0x2598e8f6UL,
|
||||
0x73888baeUL, 0x16ef3716UL, 0xf8408204UL, 0x9d273ebcUL, 0x241fe921UL,
|
||||
0x41785599UL, 0xafd7e08bUL, 0xcab05c33UL, 0x3bb659edUL, 0x5ed1e555UL,
|
||||
0xb07e5047UL, 0xd519ecffUL, 0x6c213b62UL, 0x094687daUL, 0xe7e932c8UL,
|
||||
0x828e8e70UL, 0xd49eed28UL, 0xb1f95190UL, 0x5f56e482UL, 0x3a31583aUL,
|
||||
0x83098fa7UL, 0xe66e331fUL, 0x08c1860dUL, 0x6da63ab5UL, 0xa4e140bdUL,
|
||||
0xc186fc05UL, 0x2f294917UL, 0x4a4ef5afUL, 0xf3762232UL, 0x96119e8aUL,
|
||||
0x78be2b98UL, 0x1dd99720UL, 0x4bc9f478UL, 0x2eae48c0UL, 0xc001fdd2UL,
|
||||
0xa566416aUL, 0x1c5e96f7UL, 0x79392a4fUL, 0x97969f5dUL, 0xf2f123e5UL,
|
||||
0x05196b4dUL, 0x607ed7f5UL, 0x8ed162e7UL, 0xebb6de5fUL, 0x528e09c2UL,
|
||||
0x37e9b57aUL, 0xd9460068UL, 0xbc21bcd0UL, 0xea31df88UL, 0x8f566330UL,
|
||||
0x61f9d622UL, 0x049e6a9aUL, 0xbda6bd07UL, 0xd8c101bfUL, 0x366eb4adUL,
|
||||
0x53090815UL, 0x9a4e721dUL, 0xff29cea5UL, 0x11867bb7UL, 0x74e1c70fUL,
|
||||
0xcdd91092UL, 0xa8beac2aUL, 0x46111938UL, 0x2376a580UL, 0x7566c6d8UL,
|
||||
0x10017a60UL, 0xfeaecf72UL, 0x9bc973caUL, 0x22f1a457UL, 0x479618efUL,
|
||||
0xa939adfdUL, 0xcc5e1145UL, 0x06ee4d76UL, 0x6389f1ceUL, 0x8d2644dcUL,
|
||||
0xe841f864UL, 0x51792ff9UL, 0x341e9341UL, 0xdab12653UL, 0xbfd69aebUL,
|
||||
0xe9c6f9b3UL, 0x8ca1450bUL, 0x620ef019UL, 0x07694ca1UL, 0xbe519b3cUL,
|
||||
0xdb362784UL, 0x35999296UL, 0x50fe2e2eUL, 0x99b95426UL, 0xfcdee89eUL,
|
||||
0x12715d8cUL, 0x7716e134UL, 0xce2e36a9UL, 0xab498a11UL, 0x45e63f03UL,
|
||||
0x208183bbUL, 0x7691e0e3UL, 0x13f65c5bUL, 0xfd59e949UL, 0x983e55f1UL,
|
||||
0x2106826cUL, 0x44613ed4UL, 0xaace8bc6UL, 0xcfa9377eUL, 0x38417fd6UL,
|
||||
0x5d26c36eUL, 0xb389767cUL, 0xd6eecac4UL, 0x6fd61d59UL, 0x0ab1a1e1UL,
|
||||
0xe41e14f3UL, 0x8179a84bUL, 0xd769cb13UL, 0xb20e77abUL, 0x5ca1c2b9UL,
|
||||
0x39c67e01UL, 0x80fea99cUL, 0xe5991524UL, 0x0b36a036UL, 0x6e511c8eUL,
|
||||
0xa7166686UL, 0xc271da3eUL, 0x2cde6f2cUL, 0x49b9d394UL, 0xf0810409UL,
|
||||
0x95e6b8b1UL, 0x7b490da3UL, 0x1e2eb11bUL, 0x483ed243UL, 0x2d596efbUL,
|
||||
0xc3f6dbe9UL, 0xa6916751UL, 0x1fa9b0ccUL, 0x7ace0c74UL, 0x9461b966UL,
|
||||
0xf10605deUL
|
||||
#endif
|
||||
}
|
||||
};
|
|
@ -1,318 +0,0 @@
|
|||
/* inffast.c -- fast decoding
|
||||
* Copyright (C) 1995-2004 Mark Adler
|
||||
* For conditions of distribution and use, see copyright notice in zlib.h
|
||||
*/
|
||||
|
||||
#include "zutil.h"
|
||||
#include "inftrees.h"
|
||||
#include "inflate.h"
|
||||
#include "inffast.h"
|
||||
|
||||
#ifndef ASMINF
|
||||
|
||||
/* Allow machine dependent optimization for post-increment or pre-increment.
|
||||
Based on testing to date,
|
||||
Pre-increment preferred for:
|
||||
- PowerPC G3 (Adler)
|
||||
- MIPS R5000 (Randers-Pehrson)
|
||||
Post-increment preferred for:
|
||||
- none
|
||||
No measurable difference:
|
||||
- Pentium III (Anderson)
|
||||
- M68060 (Nikl)
|
||||
*/
|
||||
#ifdef POSTINC
|
||||
# define OFF 0
|
||||
# define PUP(a) *(a)++
|
||||
#else
|
||||
# define OFF 1
|
||||
# define PUP(a) *++(a)
|
||||
#endif
|
||||
|
||||
/*
|
||||
Decode literal, length, and distance codes and write out the resulting
|
||||
literal and match bytes until either not enough input or output is
|
||||
available, an end-of-block is encountered, or a data error is encountered.
|
||||
When large enough input and output buffers are supplied to inflate(), for
|
||||
example, a 16K input buffer and a 64K output buffer, more than 95% of the
|
||||
inflate execution time is spent in this routine.
|
||||
|
||||
Entry assumptions:
|
||||
|
||||
state->mode == LEN
|
||||
strm->avail_in >= 6
|
||||
strm->avail_out >= 258
|
||||
start >= strm->avail_out
|
||||
state->bits < 8
|
||||
|
||||
On return, state->mode is one of:
|
||||
|
||||
LEN -- ran out of enough output space or enough available input
|
||||
TYPE -- reached end of block code, inflate() to interpret next block
|
||||
BAD -- error in block data
|
||||
|
||||
Notes:
|
||||
|
||||
- The maximum input bits used by a length/distance pair is 15 bits for the
|
||||
length code, 5 bits for the length extra, 15 bits for the distance code,
|
||||
and 13 bits for the distance extra. This totals 48 bits, or six bytes.
|
||||
Therefore if strm->avail_in >= 6, then there is enough input to avoid
|
||||
checking for available input while decoding.
|
||||
|
||||
- The maximum bytes that a single length/distance pair can output is 258
|
||||
bytes, which is the maximum length that can be coded. inflate_fast()
|
||||
requires strm->avail_out >= 258 for each loop to avoid checking for
|
||||
output space.
|
||||
*/
|
||||
void inflate_fast(strm, start)
|
||||
z_streamp strm;
|
||||
unsigned start; /* inflate()'s starting value for strm->avail_out */
|
||||
{
|
||||
struct inflate_state FAR *state;
|
||||
unsigned char FAR *in; /* local strm->next_in */
|
||||
unsigned char FAR *last; /* while in < last, enough input available */
|
||||
unsigned char FAR *out; /* local strm->next_out */
|
||||
unsigned char FAR *beg; /* inflate()'s initial strm->next_out */
|
||||
unsigned char FAR *end; /* while out < end, enough space available */
|
||||
#ifdef INFLATE_STRICT
|
||||
unsigned dmax; /* maximum distance from zlib header */
|
||||
#endif
|
||||
unsigned wsize; /* window size or zero if not using window */
|
||||
unsigned whave; /* valid bytes in the window */
|
||||
unsigned write; /* window write index */
|
||||
unsigned char FAR *window; /* allocated sliding window, if wsize != 0 */
|
||||
unsigned long hold; /* local strm->hold */
|
||||
unsigned bits; /* local strm->bits */
|
||||
code const FAR *lcode; /* local strm->lencode */
|
||||
code const FAR *dcode; /* local strm->distcode */
|
||||
unsigned lmask; /* mask for first level of length codes */
|
||||
unsigned dmask; /* mask for first level of distance codes */
|
||||
code this; /* retrieved table entry */
|
||||
unsigned op; /* code bits, operation, extra bits, or */
|
||||
/* window position, window bytes to copy */
|
||||
unsigned len; /* match length, unused bytes */
|
||||
unsigned dist; /* match distance */
|
||||
unsigned char FAR *from; /* where to copy match from */
|
||||
|
||||
/* copy state to local variables */
|
||||
state = (struct inflate_state FAR *)strm->state;
|
||||
in = strm->next_in - OFF;
|
||||
last = in + (strm->avail_in - 5);
|
||||
out = strm->next_out - OFF;
|
||||
beg = out - (start - strm->avail_out);
|
||||
end = out + (strm->avail_out - 257);
|
||||
#ifdef INFLATE_STRICT
|
||||
dmax = state->dmax;
|
||||
#endif
|
||||
wsize = state->wsize;
|
||||
whave = state->whave;
|
||||
write = state->write;
|
||||
window = state->window;
|
||||
hold = state->hold;
|
||||
bits = state->bits;
|
||||
lcode = state->lencode;
|
||||
dcode = state->distcode;
|
||||
lmask = (1U << state->lenbits) - 1;
|
||||
dmask = (1U << state->distbits) - 1;
|
||||
|
||||
/* decode literals and length/distances until end-of-block or not enough
|
||||
input data or output space */
|
||||
do {
|
||||
if (bits < 15) {
|
||||
hold += (unsigned long)(PUP(in)) << bits;
|
||||
bits += 8;
|
||||
hold += (unsigned long)(PUP(in)) << bits;
|
||||
bits += 8;
|
||||
}
|
||||
this = lcode[hold & lmask];
|
||||
dolen:
|
||||
op = (unsigned)(this.bits);
|
||||
hold >>= op;
|
||||
bits -= op;
|
||||
op = (unsigned)(this.op);
|
||||
if (op == 0) { /* literal */
|
||||
Tracevv((stderr, this.val >= 0x20 && this.val < 0x7f ?
|
||||
"inflate: literal '%c'\n" :
|
||||
"inflate: literal 0x%02x\n", this.val));
|
||||
PUP(out) = (unsigned char)(this.val);
|
||||
}
|
||||
else if (op & 16) { /* length base */
|
||||
len = (unsigned)(this.val);
|
||||
op &= 15; /* number of extra bits */
|
||||
if (op) {
|
||||
if (bits < op) {
|
||||
hold += (unsigned long)(PUP(in)) << bits;
|
||||
bits += 8;
|
||||
}
|
||||
len += (unsigned)hold & ((1U << op) - 1);
|
||||
hold >>= op;
|
||||
bits -= op;
|
||||
}
|
||||
Tracevv((stderr, "inflate: length %u\n", len));
|
||||
if (bits < 15) {
|
||||
hold += (unsigned long)(PUP(in)) << bits;
|
||||
bits += 8;
|
||||
hold += (unsigned long)(PUP(in)) << bits;
|
||||
bits += 8;
|
||||
}
|
||||
this = dcode[hold & dmask];
|
||||
dodist:
|
||||
op = (unsigned)(this.bits);
|
||||
hold >>= op;
|
||||
bits -= op;
|
||||
op = (unsigned)(this.op);
|
||||
if (op & 16) { /* distance base */
|
||||
dist = (unsigned)(this.val);
|
||||
op &= 15; /* number of extra bits */
|
||||
if (bits < op) {
|
||||
hold += (unsigned long)(PUP(in)) << bits;
|
||||
bits += 8;
|
||||
if (bits < op) {
|
||||
hold += (unsigned long)(PUP(in)) << bits;
|
||||
bits += 8;
|
||||
}
|
||||
}
|
||||
dist += (unsigned)hold & ((1U << op) - 1);
|
||||
#ifdef INFLATE_STRICT
|
||||
if (dist > dmax) {
|
||||
strm->msg = (char *)"invalid distance too far back";
|
||||
state->mode = BAD;
|
||||
break;
|
||||
}
|
||||
#endif
|
||||
hold >>= op;
|
||||
bits -= op;
|
||||
Tracevv((stderr, "inflate: distance %u\n", dist));
|
||||
op = (unsigned)(out - beg); /* max distance in output */
|
||||
if (dist > op) { /* see if copy from window */
|
||||
op = dist - op; /* distance back in window */
|
||||
if (op > whave) {
|
||||
strm->msg = (char *)"invalid distance too far back";
|
||||
state->mode = BAD;
|
||||
break;
|
||||
}
|
||||
from = window - OFF;
|
||||
if (write == 0) { /* very common case */
|
||||
from += wsize - op;
|
||||
if (op < len) { /* some from window */
|
||||
len -= op;
|
||||
do {
|
||||
PUP(out) = PUP(from);
|
||||
} while (--op);
|
||||
from = out - dist; /* rest from output */
|
||||
}
|
||||
}
|
||||
else if (write < op) { /* wrap around window */
|
||||
from += wsize + write - op;
|
||||
op -= write;
|
||||
if (op < len) { /* some from end of window */
|
||||
len -= op;
|
||||
do {
|
||||
PUP(out) = PUP(from);
|
||||
} while (--op);
|
||||
from = window - OFF;
|
||||
if (write < len) { /* some from start of window */
|
||||
op = write;
|
||||
len -= op;
|
||||
do {
|
||||
PUP(out) = PUP(from);
|
||||
} while (--op);
|
||||
from = out - dist; /* rest from output */
|
||||
}
|
||||
}
|
||||
}
|
||||
else { /* contiguous in window */
|
||||
from += write - op;
|
||||
if (op < len) { /* some from window */
|
||||
len -= op;
|
||||
do {
|
||||
PUP(out) = PUP(from);
|
||||
} while (--op);
|
||||
from = out - dist; /* rest from output */
|
||||
}
|
||||
}
|
||||
while (len > 2) {
|
||||
PUP(out) = PUP(from);
|
||||
PUP(out) = PUP(from);
|
||||
PUP(out) = PUP(from);
|
||||
len -= 3;
|
||||
}
|
||||
if (len) {
|
||||
PUP(out) = PUP(from);
|
||||
if (len > 1)
|
||||
PUP(out) = PUP(from);
|
||||
}
|
||||
}
|
||||
else {
|
||||
from = out - dist; /* copy direct from output */
|
||||
do { /* minimum length is three */
|
||||
PUP(out) = PUP(from);
|
||||
PUP(out) = PUP(from);
|
||||
PUP(out) = PUP(from);
|
||||
len -= 3;
|
||||
} while (len > 2);
|
||||
if (len) {
|
||||
PUP(out) = PUP(from);
|
||||
if (len > 1)
|
||||
PUP(out) = PUP(from);
|
||||
}
|
||||
}
|
||||
}
|
||||
else if ((op & 64) == 0) { /* 2nd level distance code */
|
||||
this = dcode[this.val + (hold & ((1U << op) - 1))];
|
||||
goto dodist;
|
||||
}
|
||||
else {
|
||||
strm->msg = (char *)"invalid distance code";
|
||||
state->mode = BAD;
|
||||
break;
|
||||
}
|
||||
}
|
||||
else if ((op & 64) == 0) { /* 2nd level length code */
|
||||
this = lcode[this.val + (hold & ((1U << op) - 1))];
|
||||
goto dolen;
|
||||
}
|
||||
else if (op & 32) { /* end-of-block */
|
||||
Tracevv((stderr, "inflate: end of block\n"));
|
||||
state->mode = TYPE;
|
||||
break;
|
||||
}
|
||||
else {
|
||||
strm->msg = (char *)"invalid literal/length code";
|
||||
state->mode = BAD;
|
||||
break;
|
||||
}
|
||||
} while (in < last && out < end);
|
||||
|
||||
/* return unused bytes (on entry, bits < 8, so in won't go too far back) */
|
||||
len = bits >> 3;
|
||||
in -= len;
|
||||
bits -= len << 3;
|
||||
hold &= (1U << bits) - 1;
|
||||
|
||||
/* update state and return */
|
||||
strm->next_in = in + OFF;
|
||||
strm->next_out = out + OFF;
|
||||
strm->avail_in = (unsigned)(in < last ? 5 + (last - in) : 5 - (in - last));
|
||||
strm->avail_out = (unsigned)(out < end ?
|
||||
257 + (end - out) : 257 - (out - end));
|
||||
state->hold = hold;
|
||||
state->bits = bits;
|
||||
return;
|
||||
}
|
||||
|
||||
/*
|
||||
inflate_fast() speedups that turned out slower (on a PowerPC G3 750CXe):
|
||||
- Using bit fields for code structure
|
||||
- Different op definition to avoid & for extra bits (do & for table bits)
|
||||
- Three separate decoding do-loops for direct, window, and write == 0
|
||||
- Special case for distance > 1 copies to do overlapped load and store copy
|
||||
- Explicit branch predictions (based on measured branch probabilities)
|
||||
- Deferring match copy and interspersed it with decoding subsequent codes
|
||||
- Swapping literal/length else
|
||||
- Swapping window/direct else
|
||||
- Larger unrolled copy loops (three is about right)
|
||||
- Moving len -= 3 statement into middle of loop
|
||||
*/
|
||||
|
||||
#endif /* !ASMINF */
|
|
@ -1,11 +0,0 @@
|
|||
/* inffast.h -- header to use inffast.c
|
||||
* Copyright (C) 1995-2003 Mark Adler
|
||||
* For conditions of distribution and use, see copyright notice in zlib.h
|
||||
*/
|
||||
|
||||
/* WARNING: this file should *not* be used by applications. It is
|
||||
part of the implementation of the compression library and is
|
||||
subject to change. Applications should only use zlib.h.
|
||||
*/
|
||||
|
||||
void inflate_fast OF((z_streamp strm, unsigned start));
|
|
@ -1,94 +0,0 @@
|
|||
/* inffixed.h -- table for decoding fixed codes
|
||||
* Generated automatically by makefixed().
|
||||
*/
|
||||
|
||||
/* WARNING: this file should *not* be used by applications. It
|
||||
is part of the implementation of the compression library and
|
||||
is subject to change. Applications should only use zlib.h.
|
||||
*/
|
||||
|
||||
static const code lenfix[512] = {
|
||||
{96,7,0},{0,8,80},{0,8,16},{20,8,115},{18,7,31},{0,8,112},{0,8,48},
|
||||
{0,9,192},{16,7,10},{0,8,96},{0,8,32},{0,9,160},{0,8,0},{0,8,128},
|
||||
{0,8,64},{0,9,224},{16,7,6},{0,8,88},{0,8,24},{0,9,144},{19,7,59},
|
||||
{0,8,120},{0,8,56},{0,9,208},{17,7,17},{0,8,104},{0,8,40},{0,9,176},
|
||||
{0,8,8},{0,8,136},{0,8,72},{0,9,240},{16,7,4},{0,8,84},{0,8,20},
|
||||
{21,8,227},{19,7,43},{0,8,116},{0,8,52},{0,9,200},{17,7,13},{0,8,100},
|
||||
{0,8,36},{0,9,168},{0,8,4},{0,8,132},{0,8,68},{0,9,232},{16,7,8},
|
||||
{0,8,92},{0,8,28},{0,9,152},{20,7,83},{0,8,124},{0,8,60},{0,9,216},
|
||||
{18,7,23},{0,8,108},{0,8,44},{0,9,184},{0,8,12},{0,8,140},{0,8,76},
|
||||
{0,9,248},{16,7,3},{0,8,82},{0,8,18},{21,8,163},{19,7,35},{0,8,114},
|
||||
{0,8,50},{0,9,196},{17,7,11},{0,8,98},{0,8,34},{0,9,164},{0,8,2},
|
||||
{0,8,130},{0,8,66},{0,9,228},{16,7,7},{0,8,90},{0,8,26},{0,9,148},
|
||||
{20,7,67},{0,8,122},{0,8,58},{0,9,212},{18,7,19},{0,8,106},{0,8,42},
|
||||
{0,9,180},{0,8,10},{0,8,138},{0,8,74},{0,9,244},{16,7,5},{0,8,86},
|
||||
{0,8,22},{64,8,0},{19,7,51},{0,8,118},{0,8,54},{0,9,204},{17,7,15},
|
||||
{0,8,102},{0,8,38},{0,9,172},{0,8,6},{0,8,134},{0,8,70},{0,9,236},
|
||||
{16,7,9},{0,8,94},{0,8,30},{0,9,156},{20,7,99},{0,8,126},{0,8,62},
|
||||
{0,9,220},{18,7,27},{0,8,110},{0,8,46},{0,9,188},{0,8,14},{0,8,142},
|
||||
{0,8,78},{0,9,252},{96,7,0},{0,8,81},{0,8,17},{21,8,131},{18,7,31},
|
||||
{0,8,113},{0,8,49},{0,9,194},{16,7,10},{0,8,97},{0,8,33},{0,9,162},
|
||||
{0,8,1},{0,8,129},{0,8,65},{0,9,226},{16,7,6},{0,8,89},{0,8,25},
|
||||
{0,9,146},{19,7,59},{0,8,121},{0,8,57},{0,9,210},{17,7,17},{0,8,105},
|
||||
{0,8,41},{0,9,178},{0,8,9},{0,8,137},{0,8,73},{0,9,242},{16,7,4},
|
||||
{0,8,85},{0,8,21},{16,8,258},{19,7,43},{0,8,117},{0,8,53},{0,9,202},
|
||||
{17,7,13},{0,8,101},{0,8,37},{0,9,170},{0,8,5},{0,8,133},{0,8,69},
|
||||
{0,9,234},{16,7,8},{0,8,93},{0,8,29},{0,9,154},{20,7,83},{0,8,125},
|
||||
{0,8,61},{0,9,218},{18,7,23},{0,8,109},{0,8,45},{0,9,186},{0,8,13},
|
||||
{0,8,141},{0,8,77},{0,9,250},{16,7,3},{0,8,83},{0,8,19},{21,8,195},
|
||||
{19,7,35},{0,8,115},{0,8,51},{0,9,198},{17,7,11},{0,8,99},{0,8,35},
|
||||
{0,9,166},{0,8,3},{0,8,131},{0,8,67},{0,9,230},{16,7,7},{0,8,91},
|
||||
{0,8,27},{0,9,150},{20,7,67},{0,8,123},{0,8,59},{0,9,214},{18,7,19},
|
||||
{0,8,107},{0,8,43},{0,9,182},{0,8,11},{0,8,139},{0,8,75},{0,9,246},
|
||||
{16,7,5},{0,8,87},{0,8,23},{64,8,0},{19,7,51},{0,8,119},{0,8,55},
|
||||
{0,9,206},{17,7,15},{0,8,103},{0,8,39},{0,9,174},{0,8,7},{0,8,135},
|
||||
{0,8,71},{0,9,238},{16,7,9},{0,8,95},{0,8,31},{0,9,158},{20,7,99},
|
||||
{0,8,127},{0,8,63},{0,9,222},{18,7,27},{0,8,111},{0,8,47},{0,9,190},
|
||||
{0,8,15},{0,8,143},{0,8,79},{0,9,254},{96,7,0},{0,8,80},{0,8,16},
|
||||
{20,8,115},{18,7,31},{0,8,112},{0,8,48},{0,9,193},{16,7,10},{0,8,96},
|
||||
{0,8,32},{0,9,161},{0,8,0},{0,8,128},{0,8,64},{0,9,225},{16,7,6},
|
||||
{0,8,88},{0,8,24},{0,9,145},{19,7,59},{0,8,120},{0,8,56},{0,9,209},
|
||||
{17,7,17},{0,8,104},{0,8,40},{0,9,177},{0,8,8},{0,8,136},{0,8,72},
|
||||
{0,9,241},{16,7,4},{0,8,84},{0,8,20},{21,8,227},{19,7,43},{0,8,116},
|
||||
{0,8,52},{0,9,201},{17,7,13},{0,8,100},{0,8,36},{0,9,169},{0,8,4},
|
||||
{0,8,132},{0,8,68},{0,9,233},{16,7,8},{0,8,92},{0,8,28},{0,9,153},
|
||||
{20,7,83},{0,8,124},{0,8,60},{0,9,217},{18,7,23},{0,8,108},{0,8,44},
|
||||
{0,9,185},{0,8,12},{0,8,140},{0,8,76},{0,9,249},{16,7,3},{0,8,82},
|
||||
{0,8,18},{21,8,163},{19,7,35},{0,8,114},{0,8,50},{0,9,197},{17,7,11},
|
||||
{0,8,98},{0,8,34},{0,9,165},{0,8,2},{0,8,130},{0,8,66},{0,9,229},
|
||||
{16,7,7},{0,8,90},{0,8,26},{0,9,149},{20,7,67},{0,8,122},{0,8,58},
|
||||
{0,9,213},{18,7,19},{0,8,106},{0,8,42},{0,9,181},{0,8,10},{0,8,138},
|
||||
{0,8,74},{0,9,245},{16,7,5},{0,8,86},{0,8,22},{64,8,0},{19,7,51},
|
||||
{0,8,118},{0,8,54},{0,9,205},{17,7,15},{0,8,102},{0,8,38},{0,9,173},
|
||||
{0,8,6},{0,8,134},{0,8,70},{0,9,237},{16,7,9},{0,8,94},{0,8,30},
|
||||
{0,9,157},{20,7,99},{0,8,126},{0,8,62},{0,9,221},{18,7,27},{0,8,110},
|
||||
{0,8,46},{0,9,189},{0,8,14},{0,8,142},{0,8,78},{0,9,253},{96,7,0},
|
||||
{0,8,81},{0,8,17},{21,8,131},{18,7,31},{0,8,113},{0,8,49},{0,9,195},
|
||||
{16,7,10},{0,8,97},{0,8,33},{0,9,163},{0,8,1},{0,8,129},{0,8,65},
|
||||
{0,9,227},{16,7,6},{0,8,89},{0,8,25},{0,9,147},{19,7,59},{0,8,121},
|
||||
{0,8,57},{0,9,211},{17,7,17},{0,8,105},{0,8,41},{0,9,179},{0,8,9},
|
||||
{0,8,137},{0,8,73},{0,9,243},{16,7,4},{0,8,85},{0,8,21},{16,8,258},
|
||||
{19,7,43},{0,8,117},{0,8,53},{0,9,203},{17,7,13},{0,8,101},{0,8,37},
|
||||
{0,9,171},{0,8,5},{0,8,133},{0,8,69},{0,9,235},{16,7,8},{0,8,93},
|
||||
{0,8,29},{0,9,155},{20,7,83},{0,8,125},{0,8,61},{0,9,219},{18,7,23},
|
||||
{0,8,109},{0,8,45},{0,9,187},{0,8,13},{0,8,141},{0,8,77},{0,9,251},
|
||||
{16,7,3},{0,8,83},{0,8,19},{21,8,195},{19,7,35},{0,8,115},{0,8,51},
|
||||
{0,9,199},{17,7,11},{0,8,99},{0,8,35},{0,9,167},{0,8,3},{0,8,131},
|
||||
{0,8,67},{0,9,231},{16,7,7},{0,8,91},{0,8,27},{0,9,151},{20,7,67},
|
||||
{0,8,123},{0,8,59},{0,9,215},{18,7,19},{0,8,107},{0,8,43},{0,9,183},
|
||||
{0,8,11},{0,8,139},{0,8,75},{0,9,247},{16,7,5},{0,8,87},{0,8,23},
|
||||
{64,8,0},{19,7,51},{0,8,119},{0,8,55},{0,9,207},{17,7,15},{0,8,103},
|
||||
{0,8,39},{0,9,175},{0,8,7},{0,8,135},{0,8,71},{0,9,239},{16,7,9},
|
||||
{0,8,95},{0,8,31},{0,9,159},{20,7,99},{0,8,127},{0,8,63},{0,9,223},
|
||||
{18,7,27},{0,8,111},{0,8,47},{0,9,191},{0,8,15},{0,8,143},{0,8,79},
|
||||
{0,9,255}
|
||||
};
|
||||
|
||||
static const code distfix[32] = {
|
||||
{16,5,1},{23,5,257},{19,5,17},{27,5,4097},{17,5,5},{25,5,1025},
|
||||
{21,5,65},{29,5,16385},{16,5,3},{24,5,513},{20,5,33},{28,5,8193},
|
||||
{18,5,9},{26,5,2049},{22,5,129},{64,5,0},{16,5,2},{23,5,385},
|
||||
{19,5,25},{27,5,6145},{17,5,7},{25,5,1537},{21,5,97},{29,5,24577},
|
||||
{16,5,4},{24,5,769},{20,5,49},{28,5,12289},{18,5,13},{26,5,3073},
|
||||
{22,5,193},{64,5,0}
|
||||
};
|
File diff suppressed because it is too large
Load diff
|
@ -1,115 +0,0 @@
|
|||
/* inflate.h -- internal inflate state definition
|
||||
* Copyright (C) 1995-2004 Mark Adler
|
||||
* For conditions of distribution and use, see copyright notice in zlib.h
|
||||
*/
|
||||
|
||||
/* WARNING: this file should *not* be used by applications. It is
|
||||
part of the implementation of the compression library and is
|
||||
subject to change. Applications should only use zlib.h.
|
||||
*/
|
||||
|
||||
/* define NO_GZIP when compiling if you want to disable gzip header and
|
||||
trailer decoding by inflate(). NO_GZIP would be used to avoid linking in
|
||||
the crc code when it is not needed. For shared libraries, gzip decoding
|
||||
should be left enabled. */
|
||||
#ifndef NO_GZIP
|
||||
# define GUNZIP
|
||||
#endif
|
||||
|
||||
/* Possible inflate modes between inflate() calls */
|
||||
typedef enum {
|
||||
HEAD, /* i: waiting for magic header */
|
||||
FLAGS, /* i: waiting for method and flags (gzip) */
|
||||
TIME, /* i: waiting for modification time (gzip) */
|
||||
OS, /* i: waiting for extra flags and operating system (gzip) */
|
||||
EXLEN, /* i: waiting for extra length (gzip) */
|
||||
EXTRA, /* i: waiting for extra bytes (gzip) */
|
||||
NAME, /* i: waiting for end of file name (gzip) */
|
||||
COMMENT, /* i: waiting for end of comment (gzip) */
|
||||
HCRC, /* i: waiting for header crc (gzip) */
|
||||
DICTID, /* i: waiting for dictionary check value */
|
||||
DICT, /* waiting for inflateSetDictionary() call */
|
||||
TYPE, /* i: waiting for type bits, including last-flag bit */
|
||||
TYPEDO, /* i: same, but skip check to exit inflate on new block */
|
||||
STORED, /* i: waiting for stored size (length and complement) */
|
||||
COPY, /* i/o: waiting for input or output to copy stored block */
|
||||
TABLE, /* i: waiting for dynamic block table lengths */
|
||||
LENLENS, /* i: waiting for code length code lengths */
|
||||
CODELENS, /* i: waiting for length/lit and distance code lengths */
|
||||
LEN, /* i: waiting for length/lit code */
|
||||
LENEXT, /* i: waiting for length extra bits */
|
||||
DIST, /* i: waiting for distance code */
|
||||
DISTEXT, /* i: waiting for distance extra bits */
|
||||
MATCH, /* o: waiting for output space to copy string */
|
||||
LIT, /* o: waiting for output space to write literal */
|
||||
CHECK, /* i: waiting for 32-bit check value */
|
||||
LENGTH, /* i: waiting for 32-bit length (gzip) */
|
||||
DONE, /* finished check, done -- remain here until reset */
|
||||
BAD, /* got a data error -- remain here until reset */
|
||||
MEM, /* got an inflate() memory error -- remain here until reset */
|
||||
SYNC /* looking for synchronization bytes to restart inflate() */
|
||||
} inflate_mode;
|
||||
|
||||
/*
|
||||
State transitions between above modes -
|
||||
|
||||
(most modes can go to the BAD or MEM mode -- not shown for clarity)
|
||||
|
||||
Process header:
|
||||
HEAD -> (gzip) or (zlib)
|
||||
(gzip) -> FLAGS -> TIME -> OS -> EXLEN -> EXTRA -> NAME
|
||||
NAME -> COMMENT -> HCRC -> TYPE
|
||||
(zlib) -> DICTID or TYPE
|
||||
DICTID -> DICT -> TYPE
|
||||
Read deflate blocks:
|
||||
TYPE -> STORED or TABLE or LEN or CHECK
|
||||
STORED -> COPY -> TYPE
|
||||
TABLE -> LENLENS -> CODELENS -> LEN
|
||||
Read deflate codes:
|
||||
LEN -> LENEXT or LIT or TYPE
|
||||
LENEXT -> DIST -> DISTEXT -> MATCH -> LEN
|
||||
LIT -> LEN
|
||||
Process trailer:
|
||||
CHECK -> LENGTH -> DONE
|
||||
*/
|
||||
|
||||
/* state maintained between inflate() calls. Approximately 7K bytes. */
|
||||
struct inflate_state {
|
||||
inflate_mode mode; /* current inflate mode */
|
||||
int last; /* true if processing last block */
|
||||
int wrap; /* bit 0 true for zlib, bit 1 true for gzip */
|
||||
int havedict; /* true if dictionary provided */
|
||||
int flags; /* gzip header method and flags (0 if zlib) */
|
||||
unsigned dmax; /* zlib header max distance (INFLATE_STRICT) */
|
||||
unsigned long check; /* protected copy of check value */
|
||||
unsigned long total; /* protected copy of output count */
|
||||
gz_headerp head; /* where to save gzip header information */
|
||||
/* sliding window */
|
||||
unsigned wbits; /* log base 2 of requested window size */
|
||||
unsigned wsize; /* window size or zero if not using window */
|
||||
unsigned whave; /* valid bytes in the window */
|
||||
unsigned write; /* window write index */
|
||||
unsigned char FAR *window; /* allocated sliding window, if needed */
|
||||
/* bit accumulator */
|
||||
unsigned long hold; /* input bit accumulator */
|
||||
unsigned bits; /* number of bits in "in" */
|
||||
/* for string and stored block copying */
|
||||
unsigned length; /* literal or length of data to copy */
|
||||
unsigned offset; /* distance back to copy string from */
|
||||
/* for table and code decoding */
|
||||
unsigned extra; /* extra bits needed */
|
||||
/* fixed and dynamic code tables */
|
||||
code const FAR *lencode; /* starting table for length/literal codes */
|
||||
code const FAR *distcode; /* starting table for distance codes */
|
||||
unsigned lenbits; /* index bits for lencode */
|
||||
unsigned distbits; /* index bits for distcode */
|
||||
/* dynamic table building */
|
||||
unsigned ncode; /* number of code length code lengths */
|
||||
unsigned nlen; /* number of length code lengths */
|
||||
unsigned ndist; /* number of distance code lengths */
|
||||
unsigned have; /* number of code lengths in lens[] */
|
||||
code FAR *next; /* next available space in codes[] */
|
||||
unsigned short lens[320]; /* temporary storage for code lengths */
|
||||
unsigned short work[288]; /* work area for code table building */
|
||||
code codes[ENOUGH]; /* space for code tables */
|
||||
};
|
|
@ -1,329 +0,0 @@
|
|||
/* inftrees.c -- generate Huffman trees for efficient decoding
|
||||
* Copyright (C) 1995-2005 Mark Adler
|
||||
* For conditions of distribution and use, see copyright notice in zlib.h
|
||||
*/
|
||||
|
||||
#include "zutil.h"
|
||||
#include "inftrees.h"
|
||||
|
||||
#define MAXBITS 15
|
||||
|
||||
const char inflate_copyright[] =
|
||||
" inflate 1.2.3 Copyright 1995-2005 Mark Adler ";
|
||||
/*
|
||||
If you use the zlib library in a product, an acknowledgment is welcome
|
||||
in the documentation of your product. If for some reason you cannot
|
||||
include such an acknowledgment, I would appreciate that you keep this
|
||||
copyright string in the executable of your product.
|
||||
*/
|
||||
|
||||
/*
|
||||
Build a set of tables to decode the provided canonical Huffman code.
|
||||
The code lengths are lens[0..codes-1]. The result starts at *table,
|
||||
whose indices are 0..2^bits-1. work is a writable array of at least
|
||||
lens shorts, which is used as a work area. type is the type of code
|
||||
to be generated, CODES, LENS, or DISTS. On return, zero is success,
|
||||
-1 is an invalid code, and +1 means that ENOUGH isn't enough. table
|
||||
on return points to the next available entry's address. bits is the
|
||||
requested root table index bits, and on return it is the actual root
|
||||
table index bits. It will differ if the request is greater than the
|
||||
longest code or if it is less than the shortest code.
|
||||
*/
|
||||
int inflate_table(type, lens, codes, table, bits, work)
|
||||
codetype type;
|
||||
unsigned short FAR *lens;
|
||||
unsigned codes;
|
||||
code FAR * FAR *table;
|
||||
unsigned FAR *bits;
|
||||
unsigned short FAR *work;
|
||||
{
|
||||
unsigned len; /* a code's length in bits */
|
||||
unsigned sym; /* index of code symbols */
|
||||
unsigned min, max; /* minimum and maximum code lengths */
|
||||
unsigned root; /* number of index bits for root table */
|
||||
unsigned curr; /* number of index bits for current table */
|
||||
unsigned drop; /* code bits to drop for sub-table */
|
||||
int left; /* number of prefix codes available */
|
||||
unsigned used; /* code entries in table used */
|
||||
unsigned huff; /* Huffman code */
|
||||
unsigned incr; /* for incrementing code, index */
|
||||
unsigned fill; /* index for replicating entries */
|
||||
unsigned low; /* low bits for current root entry */
|
||||
unsigned mask; /* mask for low root bits */
|
||||
code this; /* table entry for duplication */
|
||||
code FAR *next; /* next available space in table */
|
||||
const unsigned short FAR *base; /* base value table to use */
|
||||
const unsigned short FAR *extra; /* extra bits table to use */
|
||||
int end; /* use base and extra for symbol > end */
|
||||
unsigned short count[MAXBITS+1]; /* number of codes of each length */
|
||||
unsigned short offs[MAXBITS+1]; /* offsets in table for each length */
|
||||
static const unsigned short lbase[31] = { /* Length codes 257..285 base */
|
||||
3, 4, 5, 6, 7, 8, 9, 10, 11, 13, 15, 17, 19, 23, 27, 31,
|
||||
35, 43, 51, 59, 67, 83, 99, 115, 131, 163, 195, 227, 258, 0, 0};
|
||||
static const unsigned short lext[31] = { /* Length codes 257..285 extra */
|
||||
16, 16, 16, 16, 16, 16, 16, 16, 17, 17, 17, 17, 18, 18, 18, 18,
|
||||
19, 19, 19, 19, 20, 20, 20, 20, 21, 21, 21, 21, 16, 201, 196};
|
||||
static const unsigned short dbase[32] = { /* Distance codes 0..29 base */
|
||||
1, 2, 3, 4, 5, 7, 9, 13, 17, 25, 33, 49, 65, 97, 129, 193,
|
||||
257, 385, 513, 769, 1025, 1537, 2049, 3073, 4097, 6145,
|
||||
8193, 12289, 16385, 24577, 0, 0};
|
||||
static const unsigned short dext[32] = { /* Distance codes 0..29 extra */
|
||||
16, 16, 16, 16, 17, 17, 18, 18, 19, 19, 20, 20, 21, 21, 22, 22,
|
||||
23, 23, 24, 24, 25, 25, 26, 26, 27, 27,
|
||||
28, 28, 29, 29, 64, 64};
|
||||
|
||||
/*
|
||||
Process a set of code lengths to create a canonical Huffman code. The
|
||||
code lengths are lens[0..codes-1]. Each length corresponds to the
|
||||
symbols 0..codes-1. The Huffman code is generated by first sorting the
|
||||
symbols by length from short to long, and retaining the symbol order
|
||||
for codes with equal lengths. Then the code starts with all zero bits
|
||||
for the first code of the shortest length, and the codes are integer
|
||||
increments for the same length, and zeros are appended as the length
|
||||
increases. For the deflate format, these bits are stored backwards
|
||||
from their more natural integer increment ordering, and so when the
|
||||
decoding tables are built in the large loop below, the integer codes
|
||||
are incremented backwards.
|
||||
|
||||
This routine assumes, but does not check, that all of the entries in
|
||||
lens[] are in the range 0..MAXBITS. The caller must assure this.
|
||||
1..MAXBITS is interpreted as that code length. zero means that that
|
||||
symbol does not occur in this code.
|
||||
|
||||
The codes are sorted by computing a count of codes for each length,
|
||||
creating from that a table of starting indices for each length in the
|
||||
sorted table, and then entering the symbols in order in the sorted
|
||||
table. The sorted table is work[], with that space being provided by
|
||||
the caller.
|
||||
|
||||
The length counts are used for other purposes as well, i.e. finding
|
||||
the minimum and maximum length codes, determining if there are any
|
||||
codes at all, checking for a valid set of lengths, and looking ahead
|
||||
at length counts to determine sub-table sizes when building the
|
||||
decoding tables.
|
||||
*/
|
||||
|
||||
/* accumulate lengths for codes (assumes lens[] all in 0..MAXBITS) */
|
||||
for (len = 0; len <= MAXBITS; len++)
|
||||
count[len] = 0;
|
||||
for (sym = 0; sym < codes; sym++)
|
||||
count[lens[sym]]++;
|
||||
|
||||
/* bound code lengths, force root to be within code lengths */
|
||||
root = *bits;
|
||||
for (max = MAXBITS; max >= 1; max--)
|
||||
if (count[max] != 0) break;
|
||||
if (root > max) root = max;
|
||||
if (max == 0) { /* no symbols to code at all */
|
||||
this.op = (unsigned char)64; /* invalid code marker */
|
||||
this.bits = (unsigned char)1;
|
||||
this.val = (unsigned short)0;
|
||||
*(*table)++ = this; /* make a table to force an error */
|
||||
*(*table)++ = this;
|
||||
*bits = 1;
|
||||
return 0; /* no symbols, but wait for decoding to report error */
|
||||
}
|
||||
for (min = 1; min <= MAXBITS; min++)
|
||||
if (count[min] != 0) break;
|
||||
if (root < min) root = min;
|
||||
|
||||
/* check for an over-subscribed or incomplete set of lengths */
|
||||
left = 1;
|
||||
for (len = 1; len <= MAXBITS; len++) {
|
||||
left <<= 1;
|
||||
left -= count[len];
|
||||
if (left < 0) return -1; /* over-subscribed */
|
||||
}
|
||||
if (left > 0 && (type == CODES || max != 1))
|
||||
return -1; /* incomplete set */
|
||||
|
||||
/* generate offsets into symbol table for each length for sorting */
|
||||
offs[1] = 0;
|
||||
for (len = 1; len < MAXBITS; len++)
|
||||
offs[len + 1] = offs[len] + count[len];
|
||||
|
||||
/* sort symbols by length, by symbol order within each length */
|
||||
for (sym = 0; sym < codes; sym++)
|
||||
if (lens[sym] != 0) work[offs[lens[sym]]++] = (unsigned short)sym;
|
||||
|
||||
/*
|
||||
Create and fill in decoding tables. In this loop, the table being
|
||||
filled is at next and has curr index bits. The code being used is huff
|
||||
with length len. That code is converted to an index by dropping drop
|
||||
bits off of the bottom. For codes where len is less than drop + curr,
|
||||
those top drop + curr - len bits are incremented through all values to
|
||||
fill the table with replicated entries.
|
||||
|
||||
root is the number of index bits for the root table. When len exceeds
|
||||
root, sub-tables are created pointed to by the root entry with an index
|
||||
of the low root bits of huff. This is saved in low to check for when a
|
||||
new sub-table should be started. drop is zero when the root table is
|
||||
being filled, and drop is root when sub-tables are being filled.
|
||||
|
||||
When a new sub-table is needed, it is necessary to look ahead in the
|
||||
code lengths to determine what size sub-table is needed. The length
|
||||
counts are used for this, and so count[] is decremented as codes are
|
||||
entered in the tables.
|
||||
|
||||
used keeps track of how many table entries have been allocated from the
|
||||
provided *table space. It is checked when a LENS table is being made
|
||||
against the space in *table, ENOUGH, minus the maximum space needed by
|
||||
the worst case distance code, MAXD. This should never happen, but the
|
||||
sufficiency of ENOUGH has not been proven exhaustively, hence the check.
|
||||
This assumes that when type == LENS, bits == 9.
|
||||
|
||||
sym increments through all symbols, and the loop terminates when
|
||||
all codes of length max, i.e. all codes, have been processed. This
|
||||
routine permits incomplete codes, so another loop after this one fills
|
||||
in the rest of the decoding tables with invalid code markers.
|
||||
*/
|
||||
|
||||
/* set up for code type */
|
||||
switch (type) {
|
||||
case CODES:
|
||||
base = extra = work; /* dummy value--not used */
|
||||
end = 19;
|
||||
break;
|
||||
case LENS:
|
||||
base = lbase;
|
||||
base -= 257;
|
||||
extra = lext;
|
||||
extra -= 257;
|
||||
end = 256;
|
||||
break;
|
||||
default: /* DISTS */
|
||||
base = dbase;
|
||||
extra = dext;
|
||||
end = -1;
|
||||
}
|
||||
|
||||
/* initialize state for loop */
|
||||
huff = 0; /* starting code */
|
||||
sym = 0; /* starting code symbol */
|
||||
len = min; /* starting code length */
|
||||
next = *table; /* current table to fill in */
|
||||
curr = root; /* current table index bits */
|
||||
drop = 0; /* current bits to drop from code for index */
|
||||
low = (unsigned)(-1); /* trigger new sub-table when len > root */
|
||||
used = 1U << root; /* use root table entries */
|
||||
mask = used - 1; /* mask for comparing low */
|
||||
|
||||
/* check available table space */
|
||||
if (type == LENS && used >= ENOUGH - MAXD)
|
||||
return 1;
|
||||
|
||||
/* process all codes and make table entries */
|
||||
for (;;) {
|
||||
/* create table entry */
|
||||
this.bits = (unsigned char)(len - drop);
|
||||
if ((int)(work[sym]) < end) {
|
||||
this.op = (unsigned char)0;
|
||||
this.val = work[sym];
|
||||
}
|
||||
else if ((int)(work[sym]) > end) {
|
||||
this.op = (unsigned char)(extra[work[sym]]);
|
||||
this.val = base[work[sym]];
|
||||
}
|
||||
else {
|
||||
this.op = (unsigned char)(32 + 64); /* end of block */
|
||||
this.val = 0;
|
||||
}
|
||||
|
||||
/* replicate for those indices with low len bits equal to huff */
|
||||
incr = 1U << (len - drop);
|
||||
fill = 1U << curr;
|
||||
min = fill; /* save offset to next table */
|
||||
do {
|
||||
fill -= incr;
|
||||
next[(huff >> drop) + fill] = this;
|
||||
} while (fill != 0);
|
||||
|
||||
/* backwards increment the len-bit code huff */
|
||||
incr = 1U << (len - 1);
|
||||
while (huff & incr)
|
||||
incr >>= 1;
|
||||
if (incr != 0) {
|
||||
huff &= incr - 1;
|
||||
huff += incr;
|
||||
}
|
||||
else
|
||||
huff = 0;
|
||||
|
||||
/* go to next symbol, update count, len */
|
||||
sym++;
|
||||
if (--(count[len]) == 0) {
|
||||
if (len == max) break;
|
||||
len = lens[work[sym]];
|
||||
}
|
||||
|
||||
/* create new sub-table if needed */
|
||||
if (len > root && (huff & mask) != low) {
|
||||
/* if first time, transition to sub-tables */
|
||||
if (drop == 0)
|
||||
drop = root;
|
||||
|
||||
/* increment past last table */
|
||||
next += min; /* here min is 1 << curr */
|
||||
|
||||
/* determine length of next table */
|
||||
curr = len - drop;
|
||||
left = (int)(1 << curr);
|
||||
while (curr + drop < max) {
|
||||
left -= count[curr + drop];
|
||||
if (left <= 0) break;
|
||||
curr++;
|
||||
left <<= 1;
|
||||
}
|
||||
|
||||
/* check for enough space */
|
||||
used += 1U << curr;
|
||||
if (type == LENS && used >= ENOUGH - MAXD)
|
||||
return 1;
|
||||
|
||||
/* point entry in root table to sub-table */
|
||||
low = huff & mask;
|
||||
(*table)[low].op = (unsigned char)curr;
|
||||
(*table)[low].bits = (unsigned char)root;
|
||||
(*table)[low].val = (unsigned short)(next - *table);
|
||||
}
|
||||
}
|
||||
|
||||
/*
|
||||
Fill in rest of table for incomplete codes. This loop is similar to the
|
||||
loop above in incrementing huff for table indices. It is assumed that
|
||||
len is equal to curr + drop, so there is no loop needed to increment
|
||||
through high index bits. When the current sub-table is filled, the loop
|
||||
drops back to the root table to fill in any remaining entries there.
|
||||
*/
|
||||
this.op = (unsigned char)64; /* invalid code marker */
|
||||
this.bits = (unsigned char)(len - drop);
|
||||
this.val = (unsigned short)0;
|
||||
while (huff != 0) {
|
||||
/* when done with sub-table, drop back to root table */
|
||||
if (drop != 0 && (huff & mask) != low) {
|
||||
drop = 0;
|
||||
len = root;
|
||||
next = *table;
|
||||
this.bits = (unsigned char)len;
|
||||
}
|
||||
|
||||
/* put invalid code marker in table */
|
||||
next[huff >> drop] = this;
|
||||
|
||||
/* backwards increment the len-bit code huff */
|
||||
incr = 1U << (len - 1);
|
||||
while (huff & incr)
|
||||
incr >>= 1;
|
||||
if (incr != 0) {
|
||||
huff &= incr - 1;
|
||||
huff += incr;
|
||||
}
|
||||
else
|
||||
huff = 0;
|
||||
}
|
||||
|
||||
/* set return parameters */
|
||||
*table += used;
|
||||
*bits = root;
|
||||
return 0;
|
||||
}
|
|
@ -1,55 +0,0 @@
|
|||
/* inftrees.h -- header to use inftrees.c
|
||||
* Copyright (C) 1995-2005 Mark Adler
|
||||
* For conditions of distribution and use, see copyright notice in zlib.h
|
||||
*/
|
||||
|
||||
/* WARNING: this file should *not* be used by applications. It is
|
||||
part of the implementation of the compression library and is
|
||||
subject to change. Applications should only use zlib.h.
|
||||
*/
|
||||
|
||||
/* Structure for decoding tables. Each entry provides either the
|
||||
information needed to do the operation requested by the code that
|
||||
indexed that table entry, or it provides a pointer to another
|
||||
table that indexes more bits of the code. op indicates whether
|
||||
the entry is a pointer to another table, a literal, a length or
|
||||
distance, an end-of-block, or an invalid code. For a table
|
||||
pointer, the low four bits of op is the number of index bits of
|
||||
that table. For a length or distance, the low four bits of op
|
||||
is the number of extra bits to get after the code. bits is
|
||||
the number of bits in this code or part of the code to drop off
|
||||
of the bit buffer. val is the actual byte to output in the case
|
||||
of a literal, the base length or distance, or the offset from
|
||||
the current table to the next table. Each entry is four bytes. */
|
||||
typedef struct {
|
||||
unsigned char op; /* operation, extra bits, table bits */
|
||||
unsigned char bits; /* bits in this part of the code */
|
||||
unsigned short val; /* offset in table or code value */
|
||||
} code;
|
||||
|
||||
/* op values as set by inflate_table():
|
||||
00000000 - literal
|
||||
0000tttt - table link, tttt != 0 is the number of table index bits
|
||||
0001eeee - length or distance, eeee is the number of extra bits
|
||||
01100000 - end of block
|
||||
01000000 - invalid code
|
||||
*/
|
||||
|
||||
/* Maximum size of dynamic tree. The maximum found in a long but non-
|
||||
exhaustive search was 1444 code structures (852 for length/literals
|
||||
and 592 for distances, the latter actually the result of an
|
||||
exhaustive search). The true maximum is not known, but the value
|
||||
below is more than safe. */
|
||||
#define ENOUGH 2048
|
||||
#define MAXD 592
|
||||
|
||||
/* Type of code to build for inftable() */
|
||||
typedef enum {
|
||||
CODES,
|
||||
LENS,
|
||||
DISTS
|
||||
} codetype;
|
||||
|
||||
extern int inflate_table OF((codetype type, unsigned short FAR *lens,
|
||||
unsigned codes, code FAR * FAR *table,
|
||||
unsigned FAR *bits, unsigned short FAR *work));
|
|
@ -10,7 +10,7 @@
|
|||
#include <stdlib.h>
|
||||
#include <string.h>
|
||||
|
||||
#include "zlib.h"
|
||||
#include <zlib.h>
|
||||
#include "ioapi.h"
|
||||
|
||||
|
||||
|
|
|
@ -38,7 +38,7 @@ woven in by Terry Thorsen 1/2003.
|
|||
#include <stdio.h>
|
||||
#include <stdlib.h>
|
||||
#include <string.h>
|
||||
#include "zlib.h"
|
||||
#include <zlib.h>
|
||||
#include "unzip.h"
|
||||
|
||||
#ifdef STDC
|
||||
|
|
|
@ -50,7 +50,7 @@ extern "C" {
|
|||
#endif
|
||||
|
||||
#ifndef _ZLIB_H
|
||||
#include "zlib.h"
|
||||
#include <zlib.h>
|
||||
#endif
|
||||
|
||||
#ifndef _ZLIBIOAPI_H
|
||||
|
|
|
@ -1,332 +0,0 @@
|
|||
/* zconf.h -- configuration of the zlib compression library
|
||||
* Copyright (C) 1995-2005 Jean-loup Gailly.
|
||||
* For conditions of distribution and use, see copyright notice in zlib.h
|
||||
*/
|
||||
|
||||
/* @(#) $Id$ */
|
||||
|
||||
#ifndef ZCONF_H
|
||||
#define ZCONF_H
|
||||
|
||||
/*
|
||||
* If you *really* need a unique prefix for all types and library functions,
|
||||
* compile with -DZ_PREFIX. The "standard" zlib should be compiled without it.
|
||||
*/
|
||||
#ifdef Z_PREFIX
|
||||
# define deflateInit_ z_deflateInit_
|
||||
# define deflate z_deflate
|
||||
# define deflateEnd z_deflateEnd
|
||||
# define inflateInit_ z_inflateInit_
|
||||
# define inflate z_inflate
|
||||
# define inflateEnd z_inflateEnd
|
||||
# define deflateInit2_ z_deflateInit2_
|
||||
# define deflateSetDictionary z_deflateSetDictionary
|
||||
# define deflateCopy z_deflateCopy
|
||||
# define deflateReset z_deflateReset
|
||||
# define deflateParams z_deflateParams
|
||||
# define deflateBound z_deflateBound
|
||||
# define deflatePrime z_deflatePrime
|
||||
# define inflateInit2_ z_inflateInit2_
|
||||
# define inflateSetDictionary z_inflateSetDictionary
|
||||
# define inflateSync z_inflateSync
|
||||
# define inflateSyncPoint z_inflateSyncPoint
|
||||
# define inflateCopy z_inflateCopy
|
||||
# define inflateReset z_inflateReset
|
||||
# define inflateBack z_inflateBack
|
||||
# define inflateBackEnd z_inflateBackEnd
|
||||
# define compress z_compress
|
||||
# define compress2 z_compress2
|
||||
# define compressBound z_compressBound
|
||||
# define uncompress z_uncompress
|
||||
# define adler32 z_adler32
|
||||
# define crc32 z_crc32
|
||||
# define get_crc_table z_get_crc_table
|
||||
# define zError z_zError
|
||||
|
||||
# define alloc_func z_alloc_func
|
||||
# define free_func z_free_func
|
||||
# define in_func z_in_func
|
||||
# define out_func z_out_func
|
||||
# define Byte z_Byte
|
||||
# define uInt z_uInt
|
||||
# define uLong z_uLong
|
||||
# define Bytef z_Bytef
|
||||
# define charf z_charf
|
||||
# define intf z_intf
|
||||
# define uIntf z_uIntf
|
||||
# define uLongf z_uLongf
|
||||
# define voidpf z_voidpf
|
||||
# define voidp z_voidp
|
||||
#endif
|
||||
|
||||
#if defined(__MSDOS__) && !defined(MSDOS)
|
||||
# define MSDOS
|
||||
#endif
|
||||
#if (defined(OS_2) || defined(__OS2__)) && !defined(OS2)
|
||||
# define OS2
|
||||
#endif
|
||||
#if defined(_WINDOWS) && !defined(WINDOWS)
|
||||
# define WINDOWS
|
||||
#endif
|
||||
#if defined(_WIN32) || defined(_WIN32_WCE) || defined(__WIN32__)
|
||||
# ifndef WIN32
|
||||
# define WIN32
|
||||
# endif
|
||||
#endif
|
||||
#if (defined(MSDOS) || defined(OS2) || defined(WINDOWS)) && !defined(WIN32)
|
||||
# if !defined(__GNUC__) && !defined(__FLAT__) && !defined(__386__)
|
||||
# ifndef SYS16BIT
|
||||
# define SYS16BIT
|
||||
# endif
|
||||
# endif
|
||||
#endif
|
||||
|
||||
/*
|
||||
* Compile with -DMAXSEG_64K if the alloc function cannot allocate more
|
||||
* than 64k bytes at a time (needed on systems with 16-bit int).
|
||||
*/
|
||||
#ifdef SYS16BIT
|
||||
# define MAXSEG_64K
|
||||
#endif
|
||||
#ifdef MSDOS
|
||||
# define UNALIGNED_OK
|
||||
#endif
|
||||
|
||||
#ifdef __STDC_VERSION__
|
||||
# ifndef STDC
|
||||
# define STDC
|
||||
# endif
|
||||
# if __STDC_VERSION__ >= 199901L
|
||||
# ifndef STDC99
|
||||
# define STDC99
|
||||
# endif
|
||||
# endif
|
||||
#endif
|
||||
#if !defined(STDC) && (defined(__STDC__) || defined(__cplusplus))
|
||||
# define STDC
|
||||
#endif
|
||||
#if !defined(STDC) && (defined(__GNUC__) || defined(__BORLANDC__))
|
||||
# define STDC
|
||||
#endif
|
||||
#if !defined(STDC) && (defined(MSDOS) || defined(WINDOWS) || defined(WIN32))
|
||||
# define STDC
|
||||
#endif
|
||||
#if !defined(STDC) && (defined(OS2) || defined(__HOS_AIX__))
|
||||
# define STDC
|
||||
#endif
|
||||
|
||||
#if defined(__OS400__) && !defined(STDC) /* iSeries (formerly AS/400). */
|
||||
# define STDC
|
||||
#endif
|
||||
|
||||
#ifndef STDC
|
||||
# ifndef const /* cannot use !defined(STDC) && !defined(const) on Mac */
|
||||
# define const /* note: need a more gentle solution here */
|
||||
# endif
|
||||
#endif
|
||||
|
||||
/* Some Mac compilers merge all .h files incorrectly: */
|
||||
#if defined(__MWERKS__)||defined(applec)||defined(THINK_C)||defined(__SC__)
|
||||
# define NO_DUMMY_DECL
|
||||
#endif
|
||||
|
||||
/* Maximum value for memLevel in deflateInit2 */
|
||||
#ifndef MAX_MEM_LEVEL
|
||||
# ifdef MAXSEG_64K
|
||||
# define MAX_MEM_LEVEL 8
|
||||
# else
|
||||
# define MAX_MEM_LEVEL 9
|
||||
# endif
|
||||
#endif
|
||||
|
||||
/* Maximum value for windowBits in deflateInit2 and inflateInit2.
|
||||
* WARNING: reducing MAX_WBITS makes minigzip unable to extract .gz files
|
||||
* created by gzip. (Files created by minigzip can still be extracted by
|
||||
* gzip.)
|
||||
*/
|
||||
#ifndef MAX_WBITS
|
||||
# define MAX_WBITS 15 /* 32K LZ77 window */
|
||||
#endif
|
||||
|
||||
/* The memory requirements for deflate are (in bytes):
|
||||
(1 << (windowBits+2)) + (1 << (memLevel+9))
|
||||
that is: 128K for windowBits=15 + 128K for memLevel = 8 (default values)
|
||||
plus a few kilobytes for small objects. For example, if you want to reduce
|
||||
the default memory requirements from 256K to 128K, compile with
|
||||
make CFLAGS="-O -DMAX_WBITS=14 -DMAX_MEM_LEVEL=7"
|
||||
Of course this will generally degrade compression (there's no free lunch).
|
||||
|
||||
The memory requirements for inflate are (in bytes) 1 << windowBits
|
||||
that is, 32K for windowBits=15 (default value) plus a few kilobytes
|
||||
for small objects.
|
||||
*/
|
||||
|
||||
/* Type declarations */
|
||||
|
||||
#ifndef OF /* function prototypes */
|
||||
# ifdef STDC
|
||||
# define OF(args) args
|
||||
# else
|
||||
# define OF(args) ()
|
||||
# endif
|
||||
#endif
|
||||
|
||||
/* The following definitions for FAR are needed only for MSDOS mixed
|
||||
* model programming (small or medium model with some far allocations).
|
||||
* This was tested only with MSC; for other MSDOS compilers you may have
|
||||
* to define NO_MEMCPY in zutil.h. If you don't need the mixed model,
|
||||
* just define FAR to be empty.
|
||||
*/
|
||||
#ifdef SYS16BIT
|
||||
# if defined(M_I86SM) || defined(M_I86MM)
|
||||
/* MSC small or medium model */
|
||||
# define SMALL_MEDIUM
|
||||
# ifdef _MSC_VER
|
||||
# define FAR _far
|
||||
# else
|
||||
# define FAR far
|
||||
# endif
|
||||
# endif
|
||||
# if (defined(__SMALL__) || defined(__MEDIUM__))
|
||||
/* Turbo C small or medium model */
|
||||
# define SMALL_MEDIUM
|
||||
# ifdef __BORLANDC__
|
||||
# define FAR _far
|
||||
# else
|
||||
# define FAR far
|
||||
# endif
|
||||
# endif
|
||||
#endif
|
||||
|
||||
#if defined(WINDOWS) || defined(WIN32)
|
||||
/* If building or using zlib as a DLL, define ZLIB_DLL.
|
||||
* This is not mandatory, but it offers a little performance increase.
|
||||
*/
|
||||
# ifdef ZLIB_DLL
|
||||
# if defined(WIN32) && (!defined(__BORLANDC__) || (__BORLANDC__ >= 0x500))
|
||||
# ifdef ZLIB_INTERNAL
|
||||
# define ZEXTERN extern __declspec(dllexport)
|
||||
# else
|
||||
# define ZEXTERN extern __declspec(dllimport)
|
||||
# endif
|
||||
# endif
|
||||
# endif /* ZLIB_DLL */
|
||||
/* If building or using zlib with the WINAPI/WINAPIV calling convention,
|
||||
* define ZLIB_WINAPI.
|
||||
* Caution: the standard ZLIB1.DLL is NOT compiled using ZLIB_WINAPI.
|
||||
*/
|
||||
# ifdef ZLIB_WINAPI
|
||||
# ifdef FAR
|
||||
# undef FAR
|
||||
# endif
|
||||
# include <windows.h>
|
||||
/* No need for _export, use ZLIB.DEF instead. */
|
||||
/* For complete Windows compatibility, use WINAPI, not __stdcall. */
|
||||
# define ZEXPORT WINAPI
|
||||
# ifdef WIN32
|
||||
# define ZEXPORTVA WINAPIV
|
||||
# else
|
||||
# define ZEXPORTVA FAR CDECL
|
||||
# endif
|
||||
# endif
|
||||
#endif
|
||||
|
||||
#if defined (__BEOS__)
|
||||
# ifdef ZLIB_DLL
|
||||
# ifdef ZLIB_INTERNAL
|
||||
# define ZEXPORT __declspec(dllexport)
|
||||
# define ZEXPORTVA __declspec(dllexport)
|
||||
# else
|
||||
# define ZEXPORT __declspec(dllimport)
|
||||
# define ZEXPORTVA __declspec(dllimport)
|
||||
# endif
|
||||
# endif
|
||||
#endif
|
||||
|
||||
#ifndef ZEXTERN
|
||||
# define ZEXTERN extern
|
||||
#endif
|
||||
#ifndef ZEXPORT
|
||||
# define ZEXPORT
|
||||
#endif
|
||||
#ifndef ZEXPORTVA
|
||||
# define ZEXPORTVA
|
||||
#endif
|
||||
|
||||
#ifndef FAR
|
||||
# define FAR
|
||||
#endif
|
||||
|
||||
#if !defined(__MACTYPES__)
|
||||
typedef unsigned char Byte; /* 8 bits */
|
||||
#endif
|
||||
typedef unsigned int uInt; /* 16 bits or more */
|
||||
typedef unsigned long uLong; /* 32 bits or more */
|
||||
|
||||
#ifdef SMALL_MEDIUM
|
||||
/* Borland C/C++ and some old MSC versions ignore FAR inside typedef */
|
||||
# define Bytef Byte FAR
|
||||
#else
|
||||
typedef Byte FAR Bytef;
|
||||
#endif
|
||||
typedef char FAR charf;
|
||||
typedef int FAR intf;
|
||||
typedef uInt FAR uIntf;
|
||||
typedef uLong FAR uLongf;
|
||||
|
||||
#ifdef STDC
|
||||
typedef void const *voidpc;
|
||||
typedef void FAR *voidpf;
|
||||
typedef void *voidp;
|
||||
#else
|
||||
typedef Byte const *voidpc;
|
||||
typedef Byte FAR *voidpf;
|
||||
typedef Byte *voidp;
|
||||
#endif
|
||||
|
||||
#if 0 /* HAVE_UNISTD_H -- this line is updated by ./configure */
|
||||
# include <sys/types.h> /* for off_t */
|
||||
# include <unistd.h> /* for SEEK_* and off_t */
|
||||
# ifdef VMS
|
||||
# include <unixio.h> /* for off_t */
|
||||
# endif
|
||||
# define z_off_t off_t
|
||||
#endif
|
||||
#ifndef SEEK_SET
|
||||
# define SEEK_SET 0 /* Seek from beginning of file. */
|
||||
# define SEEK_CUR 1 /* Seek from current position. */
|
||||
# define SEEK_END 2 /* Set file pointer to EOF plus "offset" */
|
||||
#endif
|
||||
#ifndef z_off_t
|
||||
# define z_off_t long
|
||||
#endif
|
||||
|
||||
#if defined(__OS400__)
|
||||
# define NO_vsnprintf
|
||||
#endif
|
||||
|
||||
#if defined(__MVS__)
|
||||
# define NO_vsnprintf
|
||||
# ifdef FAR
|
||||
# undef FAR
|
||||
# endif
|
||||
#endif
|
||||
|
||||
/* MVS linker does not support external names larger than 8 bytes */
|
||||
#if defined(__MVS__)
|
||||
# pragma map(deflateInit_,"DEIN")
|
||||
# pragma map(deflateInit2_,"DEIN2")
|
||||
# pragma map(deflateEnd,"DEEND")
|
||||
# pragma map(deflateBound,"DEBND")
|
||||
# pragma map(inflateInit_,"ININ")
|
||||
# pragma map(inflateInit2_,"ININ2")
|
||||
# pragma map(inflateEnd,"INEND")
|
||||
# pragma map(inflateSync,"INSY")
|
||||
# pragma map(inflateSetDictionary,"INSEDI")
|
||||
# pragma map(compressBound,"CMBND")
|
||||
# pragma map(inflate_table,"INTABL")
|
||||
# pragma map(inflate_fast,"INFA")
|
||||
# pragma map(inflate_copyright,"INCOPY")
|
||||
#endif
|
||||
|
||||
#endif /* ZCONF_H */
|
File diff suppressed because it is too large
Load diff
|
@ -1,318 +0,0 @@
|
|||
/* zutil.c -- target dependent utility functions for the compression library
|
||||
* Copyright (C) 1995-2005 Jean-loup Gailly.
|
||||
* For conditions of distribution and use, see copyright notice in zlib.h
|
||||
*/
|
||||
|
||||
/* @(#) $Id$ */
|
||||
|
||||
#include "zutil.h"
|
||||
|
||||
#ifndef NO_DUMMY_DECL
|
||||
struct internal_state {int dummy;}; /* for buggy compilers */
|
||||
#endif
|
||||
|
||||
const char * const z_errmsg[10] = {
|
||||
"need dictionary", /* Z_NEED_DICT 2 */
|
||||
"stream end", /* Z_STREAM_END 1 */
|
||||
"", /* Z_OK 0 */
|
||||
"file error", /* Z_ERRNO (-1) */
|
||||
"stream error", /* Z_STREAM_ERROR (-2) */
|
||||
"data error", /* Z_DATA_ERROR (-3) */
|
||||
"insufficient memory", /* Z_MEM_ERROR (-4) */
|
||||
"buffer error", /* Z_BUF_ERROR (-5) */
|
||||
"incompatible version",/* Z_VERSION_ERROR (-6) */
|
||||
""};
|
||||
|
||||
|
||||
const char * ZEXPORT zlibVersion()
|
||||
{
|
||||
return ZLIB_VERSION;
|
||||
}
|
||||
|
||||
uLong ZEXPORT zlibCompileFlags()
|
||||
{
|
||||
uLong flags;
|
||||
|
||||
flags = 0;
|
||||
switch (sizeof(uInt)) {
|
||||
case 2: break;
|
||||
case 4: flags += 1; break;
|
||||
case 8: flags += 2; break;
|
||||
default: flags += 3;
|
||||
}
|
||||
switch (sizeof(uLong)) {
|
||||
case 2: break;
|
||||
case 4: flags += 1 << 2; break;
|
||||
case 8: flags += 2 << 2; break;
|
||||
default: flags += 3 << 2;
|
||||
}
|
||||
switch (sizeof(voidpf)) {
|
||||
case 2: break;
|
||||
case 4: flags += 1 << 4; break;
|
||||
case 8: flags += 2 << 4; break;
|
||||
default: flags += 3 << 4;
|
||||
}
|
||||
switch (sizeof(z_off_t)) {
|
||||
case 2: break;
|
||||
case 4: flags += 1 << 6; break;
|
||||
case 8: flags += 2 << 6; break;
|
||||
default: flags += 3 << 6;
|
||||
}
|
||||
#ifdef DEBUG
|
||||
flags += 1 << 8;
|
||||
#endif
|
||||
#if defined(ASMV) || defined(ASMINF)
|
||||
flags += 1 << 9;
|
||||
#endif
|
||||
#ifdef ZLIB_WINAPI
|
||||
flags += 1 << 10;
|
||||
#endif
|
||||
#ifdef BUILDFIXED
|
||||
flags += 1 << 12;
|
||||
#endif
|
||||
#ifdef DYNAMIC_CRC_TABLE
|
||||
flags += 1 << 13;
|
||||
#endif
|
||||
#ifdef NO_GZCOMPRESS
|
||||
flags += 1L << 16;
|
||||
#endif
|
||||
#ifdef NO_GZIP
|
||||
flags += 1L << 17;
|
||||
#endif
|
||||
#ifdef PKZIP_BUG_WORKAROUND
|
||||
flags += 1L << 20;
|
||||
#endif
|
||||
#ifdef FASTEST
|
||||
flags += 1L << 21;
|
||||
#endif
|
||||
#ifdef STDC
|
||||
# ifdef NO_vsnprintf
|
||||
flags += 1L << 25;
|
||||
# ifdef HAS_vsprintf_void
|
||||
flags += 1L << 26;
|
||||
# endif
|
||||
# else
|
||||
# ifdef HAS_vsnprintf_void
|
||||
flags += 1L << 26;
|
||||
# endif
|
||||
# endif
|
||||
#else
|
||||
flags += 1L << 24;
|
||||
# ifdef NO_snprintf
|
||||
flags += 1L << 25;
|
||||
# ifdef HAS_sprintf_void
|
||||
flags += 1L << 26;
|
||||
# endif
|
||||
# else
|
||||
# ifdef HAS_snprintf_void
|
||||
flags += 1L << 26;
|
||||
# endif
|
||||
# endif
|
||||
#endif
|
||||
return flags;
|
||||
}
|
||||
|
||||
#ifdef DEBUG
|
||||
|
||||
# ifndef verbose
|
||||
# define verbose 0
|
||||
# endif
|
||||
int z_verbose = verbose;
|
||||
|
||||
void z_error (m)
|
||||
char *m;
|
||||
{
|
||||
fprintf(stderr, "%s\n", m);
|
||||
exit(1);
|
||||
}
|
||||
#endif
|
||||
|
||||
/* exported to allow conversion of error code to string for compress() and
|
||||
* uncompress()
|
||||
*/
|
||||
const char * ZEXPORT zError(err)
|
||||
int err;
|
||||
{
|
||||
return ERR_MSG(err);
|
||||
}
|
||||
|
||||
#if defined(_WIN32_WCE)
|
||||
/* The Microsoft C Run-Time Library for Windows CE doesn't have
|
||||
* errno. We define it as a global variable to simplify porting.
|
||||
* Its value is always 0 and should not be used.
|
||||
*/
|
||||
int errno = 0;
|
||||
#endif
|
||||
|
||||
#ifndef HAVE_MEMCPY
|
||||
|
||||
void zmemcpy(dest, source, len)
|
||||
Bytef* dest;
|
||||
const Bytef* source;
|
||||
uInt len;
|
||||
{
|
||||
if (len == 0) return;
|
||||
do {
|
||||
*dest++ = *source++; /* ??? to be unrolled */
|
||||
} while (--len != 0);
|
||||
}
|
||||
|
||||
int zmemcmp(s1, s2, len)
|
||||
const Bytef* s1;
|
||||
const Bytef* s2;
|
||||
uInt len;
|
||||
{
|
||||
uInt j;
|
||||
|
||||
for (j = 0; j < len; j++) {
|
||||
if (s1[j] != s2[j]) return 2*(s1[j] > s2[j])-1;
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
void zmemzero(dest, len)
|
||||
Bytef* dest;
|
||||
uInt len;
|
||||
{
|
||||
if (len == 0) return;
|
||||
do {
|
||||
*dest++ = 0; /* ??? to be unrolled */
|
||||
} while (--len != 0);
|
||||
}
|
||||
#endif
|
||||
|
||||
|
||||
#ifdef SYS16BIT
|
||||
|
||||
#ifdef __TURBOC__
|
||||
/* Turbo C in 16-bit mode */
|
||||
|
||||
# define MY_ZCALLOC
|
||||
|
||||
/* Turbo C malloc() does not allow dynamic allocation of 64K bytes
|
||||
* and farmalloc(64K) returns a pointer with an offset of 8, so we
|
||||
* must fix the pointer. Warning: the pointer must be put back to its
|
||||
* original form in order to free it, use zcfree().
|
||||
*/
|
||||
|
||||
#define MAX_PTR 10
|
||||
/* 10*64K = 640K */
|
||||
|
||||
local int next_ptr = 0;
|
||||
|
||||
typedef struct ptr_table_s {
|
||||
voidpf org_ptr;
|
||||
voidpf new_ptr;
|
||||
} ptr_table;
|
||||
|
||||
local ptr_table table[MAX_PTR];
|
||||
/* This table is used to remember the original form of pointers
|
||||
* to large buffers (64K). Such pointers are normalized with a zero offset.
|
||||
* Since MSDOS is not a preemptive multitasking OS, this table is not
|
||||
* protected from concurrent access. This hack doesn't work anyway on
|
||||
* a protected system like OS/2. Use Microsoft C instead.
|
||||
*/
|
||||
|
||||
voidpf zcalloc (voidpf opaque, unsigned items, unsigned size)
|
||||
{
|
||||
voidpf buf = opaque; /* just to make some compilers happy */
|
||||
ulg bsize = (ulg)items*size;
|
||||
|
||||
/* If we allocate less than 65520 bytes, we assume that farmalloc
|
||||
* will return a usable pointer which doesn't have to be normalized.
|
||||
*/
|
||||
if (bsize < 65520L) {
|
||||
buf = farmalloc(bsize);
|
||||
if (*(ush*)&buf != 0) return buf;
|
||||
} else {
|
||||
buf = farmalloc(bsize + 16L);
|
||||
}
|
||||
if (buf == NULL || next_ptr >= MAX_PTR) return NULL;
|
||||
table[next_ptr].org_ptr = buf;
|
||||
|
||||
/* Normalize the pointer to seg:0 */
|
||||
*((ush*)&buf+1) += ((ush)((uch*)buf-0) + 15) >> 4;
|
||||
*(ush*)&buf = 0;
|
||||
table[next_ptr++].new_ptr = buf;
|
||||
return buf;
|
||||
}
|
||||
|
||||
void zcfree (voidpf opaque, voidpf ptr)
|
||||
{
|
||||
int n;
|
||||
if (*(ush*)&ptr != 0) { /* object < 64K */
|
||||
farfree(ptr);
|
||||
return;
|
||||
}
|
||||
/* Find the original pointer */
|
||||
for (n = 0; n < next_ptr; n++) {
|
||||
if (ptr != table[n].new_ptr) continue;
|
||||
|
||||
farfree(table[n].org_ptr);
|
||||
while (++n < next_ptr) {
|
||||
table[n-1] = table[n];
|
||||
}
|
||||
next_ptr--;
|
||||
return;
|
||||
}
|
||||
ptr = opaque; /* just to make some compilers happy */
|
||||
Assert(0, "zcfree: ptr not found");
|
||||
}
|
||||
|
||||
#endif /* __TURBOC__ */
|
||||
|
||||
|
||||
#ifdef M_I86
|
||||
/* Microsoft C in 16-bit mode */
|
||||
|
||||
# define MY_ZCALLOC
|
||||
|
||||
#if (!defined(_MSC_VER) || (_MSC_VER <= 600))
|
||||
# define _halloc halloc
|
||||
# define _hfree hfree
|
||||
#endif
|
||||
|
||||
voidpf zcalloc (voidpf opaque, unsigned items, unsigned size)
|
||||
{
|
||||
if (opaque) opaque = 0; /* to make compiler happy */
|
||||
return _halloc((long)items, size);
|
||||
}
|
||||
|
||||
void zcfree (voidpf opaque, voidpf ptr)
|
||||
{
|
||||
if (opaque) opaque = 0; /* to make compiler happy */
|
||||
_hfree(ptr);
|
||||
}
|
||||
|
||||
#endif /* M_I86 */
|
||||
|
||||
#endif /* SYS16BIT */
|
||||
|
||||
|
||||
#ifndef MY_ZCALLOC /* Any system without a special alloc function */
|
||||
|
||||
#ifndef STDC
|
||||
extern voidp malloc OF((uInt size));
|
||||
extern voidp calloc OF((uInt items, uInt size));
|
||||
extern void free OF((voidpf ptr));
|
||||
#endif
|
||||
|
||||
voidpf zcalloc (opaque, items, size)
|
||||
voidpf opaque;
|
||||
unsigned items;
|
||||
unsigned size;
|
||||
{
|
||||
if (opaque) items += size - size; /* make compiler happy */
|
||||
return sizeof(uInt) > 2 ? (voidpf)malloc(items * size) :
|
||||
(voidpf)calloc(items, size);
|
||||
}
|
||||
|
||||
void zcfree (opaque, ptr)
|
||||
voidpf opaque;
|
||||
voidpf ptr;
|
||||
{
|
||||
free(ptr);
|
||||
if (opaque) return; /* make compiler happy */
|
||||
}
|
||||
|
||||
#endif /* MY_ZCALLOC */
|
|
@ -1,269 +0,0 @@
|
|||
/* zutil.h -- internal interface and configuration of the compression library
|
||||
* Copyright (C) 1995-2005 Jean-loup Gailly.
|
||||
* For conditions of distribution and use, see copyright notice in zlib.h
|
||||
*/
|
||||
|
||||
/* WARNING: this file should *not* be used by applications. It is
|
||||
part of the implementation of the compression library and is
|
||||
subject to change. Applications should only use zlib.h.
|
||||
*/
|
||||
|
||||
/* @(#) $Id$ */
|
||||
|
||||
#ifndef ZUTIL_H
|
||||
#define ZUTIL_H
|
||||
|
||||
#define ZLIB_INTERNAL
|
||||
#include "zlib.h"
|
||||
|
||||
#ifdef STDC
|
||||
# ifndef _WIN32_WCE
|
||||
# include <stddef.h>
|
||||
# endif
|
||||
# include <string.h>
|
||||
# include <stdlib.h>
|
||||
#endif
|
||||
#ifdef NO_ERRNO_H
|
||||
# ifdef _WIN32_WCE
|
||||
/* The Microsoft C Run-Time Library for Windows CE doesn't have
|
||||
* errno. We define it as a global variable to simplify porting.
|
||||
* Its value is always 0 and should not be used. We rename it to
|
||||
* avoid conflict with other libraries that use the same workaround.
|
||||
*/
|
||||
# define errno z_errno
|
||||
# endif
|
||||
extern int errno;
|
||||
#else
|
||||
# ifndef _WIN32_WCE
|
||||
# include <errno.h>
|
||||
# endif
|
||||
#endif
|
||||
|
||||
#ifndef local
|
||||
# define local static
|
||||
#endif
|
||||
/* compile with -Dlocal if your debugger can't find static symbols */
|
||||
|
||||
typedef unsigned char uch;
|
||||
typedef uch FAR uchf;
|
||||
typedef unsigned short ush;
|
||||
typedef ush FAR ushf;
|
||||
typedef unsigned long ulg;
|
||||
|
||||
extern const char * const z_errmsg[10]; /* indexed by 2-zlib_error */
|
||||
/* (size given to avoid silly warnings with Visual C++) */
|
||||
|
||||
#define ERR_MSG(err) z_errmsg[Z_NEED_DICT-(err)]
|
||||
|
||||
#define ERR_RETURN(strm,err) \
|
||||
return (strm->msg = (char*)ERR_MSG(err), (err))
|
||||
/* To be used only when the state is known to be valid */
|
||||
|
||||
/* common constants */
|
||||
|
||||
#ifndef DEF_WBITS
|
||||
# define DEF_WBITS MAX_WBITS
|
||||
#endif
|
||||
/* default windowBits for decompression. MAX_WBITS is for compression only */
|
||||
|
||||
#if MAX_MEM_LEVEL >= 8
|
||||
# define DEF_MEM_LEVEL 8
|
||||
#else
|
||||
# define DEF_MEM_LEVEL MAX_MEM_LEVEL
|
||||
#endif
|
||||
/* default memLevel */
|
||||
|
||||
#define STORED_BLOCK 0
|
||||
#define STATIC_TREES 1
|
||||
#define DYN_TREES 2
|
||||
/* The three kinds of block type */
|
||||
|
||||
#define MIN_MATCH 3
|
||||
#define MAX_MATCH 258
|
||||
/* The minimum and maximum match lengths */
|
||||
|
||||
#define PRESET_DICT 0x20 /* preset dictionary flag in zlib header */
|
||||
|
||||
/* target dependencies */
|
||||
|
||||
#if defined(MSDOS) || (defined(WINDOWS) && !defined(WIN32))
|
||||
# define OS_CODE 0x00
|
||||
# if defined(__TURBOC__) || defined(__BORLANDC__)
|
||||
# if(__STDC__ == 1) && (defined(__LARGE__) || defined(__COMPACT__))
|
||||
/* Allow compilation with ANSI keywords only enabled */
|
||||
void _Cdecl farfree( void *block );
|
||||
void *_Cdecl farmalloc( unsigned long nbytes );
|
||||
# else
|
||||
# include <alloc.h>
|
||||
# endif
|
||||
# else /* MSC or DJGPP */
|
||||
# include <malloc.h>
|
||||
# endif
|
||||
#endif
|
||||
|
||||
#ifdef AMIGA
|
||||
# define OS_CODE 0x01
|
||||
#endif
|
||||
|
||||
#if defined(VAXC) || defined(VMS)
|
||||
# define OS_CODE 0x02
|
||||
# define F_OPEN(name, mode) \
|
||||
fopen((name), (mode), "mbc=60", "ctx=stm", "rfm=fix", "mrs=512")
|
||||
#endif
|
||||
|
||||
#if defined(ATARI) || defined(atarist)
|
||||
# define OS_CODE 0x05
|
||||
#endif
|
||||
|
||||
#ifdef OS2
|
||||
# define OS_CODE 0x06
|
||||
# ifdef M_I86
|
||||
#include <malloc.h>
|
||||
# endif
|
||||
#endif
|
||||
|
||||
#if defined(MACOS) || defined(TARGET_OS_MAC)
|
||||
# define OS_CODE 0x07
|
||||
# if defined(__MWERKS__) && __dest_os != __be_os && __dest_os != __win32_os
|
||||
# include <unix.h> /* for fdopen */
|
||||
# else
|
||||
# ifndef fdopen
|
||||
# define fdopen(fd,mode) NULL /* No fdopen() */
|
||||
# endif
|
||||
# endif
|
||||
#endif
|
||||
|
||||
#ifdef TOPS20
|
||||
# define OS_CODE 0x0a
|
||||
#endif
|
||||
|
||||
#ifdef WIN32
|
||||
# ifndef __CYGWIN__ /* Cygwin is Unix, not Win32 */
|
||||
# define OS_CODE 0x0b
|
||||
# endif
|
||||
#endif
|
||||
|
||||
#ifdef __50SERIES /* Prime/PRIMOS */
|
||||
# define OS_CODE 0x0f
|
||||
#endif
|
||||
|
||||
#if defined(_BEOS_) || defined(RISCOS)
|
||||
# define fdopen(fd,mode) NULL /* No fdopen() */
|
||||
#endif
|
||||
|
||||
#if (defined(_MSC_VER) && (_MSC_VER > 600))
|
||||
# if defined(_WIN32_WCE)
|
||||
# define fdopen(fd,mode) NULL /* No fdopen() */
|
||||
# ifndef _PTRDIFF_T_DEFINED
|
||||
typedef int ptrdiff_t;
|
||||
# define _PTRDIFF_T_DEFINED
|
||||
# endif
|
||||
# else
|
||||
# define fdopen(fd,type) _fdopen(fd,type)
|
||||
# endif
|
||||
#endif
|
||||
|
||||
/* common defaults */
|
||||
|
||||
#ifndef OS_CODE
|
||||
# define OS_CODE 0x03 /* assume Unix */
|
||||
#endif
|
||||
|
||||
#ifndef F_OPEN
|
||||
# define F_OPEN(name, mode) fopen((name), (mode))
|
||||
#endif
|
||||
|
||||
/* functions */
|
||||
|
||||
#if defined(STDC99) || (defined(__TURBOC__) && __TURBOC__ >= 0x550)
|
||||
# ifndef HAVE_VSNPRINTF
|
||||
# define HAVE_VSNPRINTF
|
||||
# endif
|
||||
#endif
|
||||
#if defined(__CYGWIN__)
|
||||
# ifndef HAVE_VSNPRINTF
|
||||
# define HAVE_VSNPRINTF
|
||||
# endif
|
||||
#endif
|
||||
#ifndef HAVE_VSNPRINTF
|
||||
# ifdef MSDOS
|
||||
/* vsnprintf may exist on some MS-DOS compilers (DJGPP?),
|
||||
but for now we just assume it doesn't. */
|
||||
# define NO_vsnprintf
|
||||
# endif
|
||||
# ifdef __TURBOC__
|
||||
# define NO_vsnprintf
|
||||
# endif
|
||||
# ifdef WIN32
|
||||
/* In Win32, vsnprintf is available as the "non-ANSI" _vsnprintf. */
|
||||
# if !defined(vsnprintf) && !defined(NO_vsnprintf)
|
||||
# define vsnprintf _vsnprintf
|
||||
# endif
|
||||
# endif
|
||||
# ifdef __SASC
|
||||
# define NO_vsnprintf
|
||||
# endif
|
||||
#endif
|
||||
#ifdef VMS
|
||||
# define NO_vsnprintf
|
||||
#endif
|
||||
|
||||
#if defined(pyr)
|
||||
# define NO_MEMCPY
|
||||
#endif
|
||||
#if defined(SMALL_MEDIUM) && !defined(_MSC_VER) && !defined(__SC__)
|
||||
/* Use our own functions for small and medium model with MSC <= 5.0.
|
||||
* You may have to use the same strategy for Borland C (untested).
|
||||
* The __SC__ check is for Symantec.
|
||||
*/
|
||||
# define NO_MEMCPY
|
||||
#endif
|
||||
#if defined(STDC) && !defined(HAVE_MEMCPY) && !defined(NO_MEMCPY)
|
||||
# define HAVE_MEMCPY
|
||||
#endif
|
||||
#ifdef HAVE_MEMCPY
|
||||
# ifdef SMALL_MEDIUM /* MSDOS small or medium model */
|
||||
# define zmemcpy _fmemcpy
|
||||
# define zmemcmp _fmemcmp
|
||||
# define zmemzero(dest, len) _fmemset(dest, 0, len)
|
||||
# else
|
||||
# define zmemcpy memcpy
|
||||
# define zmemcmp memcmp
|
||||
# define zmemzero(dest, len) memset(dest, 0, len)
|
||||
# endif
|
||||
#else
|
||||
extern void zmemcpy OF((Bytef* dest, const Bytef* source, uInt len));
|
||||
extern int zmemcmp OF((const Bytef* s1, const Bytef* s2, uInt len));
|
||||
extern void zmemzero OF((Bytef* dest, uInt len));
|
||||
#endif
|
||||
|
||||
/* Diagnostic functions */
|
||||
#ifdef DEBUG
|
||||
# include <stdio.h>
|
||||
extern int z_verbose;
|
||||
extern void z_error OF((char *m));
|
||||
# define Assert(cond,msg) {if(!(cond)) z_error(msg);}
|
||||
# define Trace(x) {if (z_verbose>=0) fprintf x ;}
|
||||
# define Tracev(x) {if (z_verbose>0) fprintf x ;}
|
||||
# define Tracevv(x) {if (z_verbose>1) fprintf x ;}
|
||||
# define Tracec(c,x) {if (z_verbose>0 && (c)) fprintf x ;}
|
||||
# define Tracecv(c,x) {if (z_verbose>1 && (c)) fprintf x ;}
|
||||
#else
|
||||
# define Assert(cond,msg)
|
||||
# define Trace(x)
|
||||
# define Tracev(x)
|
||||
# define Tracevv(x)
|
||||
# define Tracec(c,x)
|
||||
# define Tracecv(c,x)
|
||||
#endif
|
||||
|
||||
|
||||
voidpf zcalloc OF((voidpf opaque, unsigned items, unsigned size));
|
||||
void zcfree OF((voidpf opaque, voidpf ptr));
|
||||
|
||||
#define ZALLOC(strm, items, size) \
|
||||
(*((strm)->zalloc))((strm)->opaque, (items), (size))
|
||||
#define ZFREE(strm, addr) (*((strm)->zfree))((strm)->opaque, (voidpf)(addr))
|
||||
#define TRY_FREE(s, p) {if (p) ZFREE(s, p);}
|
||||
|
||||
#endif /* ZUTIL_H */
|
|
@ -6,7 +6,21 @@ NSIS version 2.07 introduced a new build system, based on \W{http://www.scons.or
|
|||
|
||||
Source code is available in \W{http://nsis.svn.sourceforge.net/viewvc/nsis/}{SVN} and as a separate package with every \W{http://sourceforge.net/project/showfiles.php?group_id=22049}{NSIS distribution}.
|
||||
|
||||
To build NSIS \W{http://www.python.org/}{Python} and \W{http://www.scons.org/}{SCons} must be installed. Currently, the supported version of SCons is version 0.96.93. Any version of Python above 1.6 is supported.
|
||||
To build NSIS \W{http://www.python.org/}{Python}, \W{http://www.scons.org/}{SCons} must be installed. Currently, the supported version of SCons is version 0.98. Any version of Python above 1.6 is supported.
|
||||
|
||||
NSIS uses the \W{http://www.zlib.org}{zlib} compression library. As a
|
||||
consequence the header and library files of zlib must be installed.
|
||||
|
||||
In case these zlib development files aren't present then they could be
|
||||
installed via a package manager (apt-get, aptitude, rpm, yum) on POSIX
|
||||
platforms. Another option is to build zlib from scratch and install it.
|
||||
|
||||
For Windows it is recommended to download \W{http://www.zlib.org}{zlib} from
|
||||
\W{http://downloads.sourceforge.net/project/libpng/zlib/1.2.3/zlib123-dll.zip}{http://downloads.sourceforge.net/project/libpng/zlib/1.2.3/zlib123-dll.zip}.
|
||||
Extract the contents of this zip archive to a folder of your choice, e.g.
|
||||
\c{C:\\Dev\\zlib-1.2.3} and set an environment variable named \c{ZLIB_W32} containing
|
||||
this path. Alternatively the command line option ZLIB_W32 specifying the path
|
||||
could be passed with scons instead of the environment variable.
|
||||
|
||||
To build, open a console, change the working directory to the root directory of NSIS and type \c{scons}. That's it. For example:
|
||||
|
||||
|
@ -69,7 +83,7 @@ To compile the documentation as a CHM file, hhc.exe must be in the PATH. It is a
|
|||
|
||||
To build NSIS Menu, install \W{http://www.wxwidgets.org/}{wxWidgets 2.8}, create an environment variable named \c{WXWIN} containing the path to the installation directory of wxWidgets, run \c{Contrib\\NSIS Menu\\wx\\wxbuild.bat} and build NSIS as usual.
|
||||
|
||||
\\<b\\>Important notes for Microsoft Visual C++ 6.0 users:\\</b\\> The latest \W{http://www.microsoft.com/msdownload/platformsdk/sdkupdate/}{Platform SDK} must be installed before building. Because of flaws in the libraries distributed with Microsoft Visual C++ 6.0, not installing the Platform SDK will result in crashes when using the \R{copyfiles}{CopyFiles} command. See \W{http://forums.winamp.com/showthread.php?s=&threadid=131964}{this forum topic} for more information. Installing the \W{http://msdn.microsoft.com/vstudio/downloads/tools/ppack/download.aspx}{Processor Pack} is highly recommended to decrease the size of the installer overhead.
|
||||
\\<b\\>Important notes for Microsoft Visual C++ 6.0 users:\\</b\\> The latest \W{http://www.microsoft.com/msdownload/platformsdk/sdkupdate/}{Platform SDK} must be installed before building. Because of flaws in the libraries distributed with Microsoft Visual C++ 6.0, not installing the Platform SDK will result in crashes when using the \R{copyfiles}{CopyFiles} command. See \W{http://forums.winamp.com/showthread.php?s=&threadid=131964}{this forum topic} for more information. Installing the \W{http://msdn.microsoft.com/vstudio/aa718349.aspx}{Processor Pack} is highly recommended xto decrease the size of the installer overhead.
|
||||
|
||||
\H{build_posix} Building on POSIX
|
||||
|
||||
|
|
|
@ -115,12 +115,15 @@ ${MementoSection} "NSIS Core Files (required)" SecCore
|
|||
RMDir /r $SMPROGRAMS\NSIS
|
||||
|
||||
SetOverwrite on
|
||||
File ..\makensis.exe
|
||||
File /oname=makensis.exe ..\Bin\substart.exe
|
||||
File ..\makensisw.exe
|
||||
File ..\COPYING
|
||||
File ..\NSIS.chm
|
||||
File ..\NSIS.exe
|
||||
File /nonfatal ..\NSIS.exe.manifest
|
||||
SetOutPath $INSTDIR\Bin
|
||||
File ..\Bin\makensis.exe
|
||||
File ..\Bin\zlib1.dll
|
||||
|
||||
IfFileExists $INSTDIR\nsisconf.nsi "" +2
|
||||
Rename $INSTDIR\nsisconf.nsi $INSTDIR\nsisconf.nsh
|
||||
|
@ -955,7 +958,7 @@ Function PageLeaveReinstall
|
|||
ExecWait '$R1 _?=$INSTDIR'
|
||||
|
||||
IfErrors no_remove_uninstaller
|
||||
IfFileExists "$INSTDIR\makensis.exe" no_remove_uninstaller
|
||||
IfFileExists "$INSTDIR\Bin\makensis.exe" no_remove_uninstaller
|
||||
|
||||
Delete $R1
|
||||
RMDir $INSTDIR
|
||||
|
@ -996,7 +999,7 @@ Section Uninstall
|
|||
DetailPrint "Uninstalling NSI Development Shell Extensions..."
|
||||
SetDetailsPrint listonly
|
||||
|
||||
IfFileExists $INSTDIR\makensis.exe nsis_installed
|
||||
IfFileExists $INSTDIR\Bin\makensis.exe nsis_installed
|
||||
MessageBox MB_YESNO "It does not appear that NSIS is installed in the directory '$INSTDIR'.$\r$\nContinue anyway (not recommended)?" IDYES nsis_installed
|
||||
Abort "Uninstall aborted by user"
|
||||
nsis_installed:
|
||||
|
@ -1030,6 +1033,7 @@ Section Uninstall
|
|||
Delete $INSTDIR\makensis.exe
|
||||
Delete $INSTDIR\makensisw.exe
|
||||
Delete $INSTDIR\NSIS.exe
|
||||
Delete $INSTDIR\NSIS.exe.manifest
|
||||
Delete $INSTDIR\license.txt
|
||||
Delete $INSTDIR\COPYING
|
||||
Delete $INSTDIR\uninst-nsis.exe
|
||||
|
|
|
@ -1,6 +1,6 @@
|
|||
def AddAvailableLibs(env, libs):
|
||||
"""
|
||||
Scans through a list list of libraries and adds
|
||||
Scans through a list of libraries and adds
|
||||
available libraries to the environment.
|
||||
"""
|
||||
conf = env.Configure()
|
||||
|
@ -10,6 +10,32 @@ def AddAvailableLibs(env, libs):
|
|||
|
||||
conf.Finish()
|
||||
|
||||
def AddZLib(env, platform, alias='install-utils'):
|
||||
"""
|
||||
Checks for platform specific zlib and adds the
|
||||
appropriate compiler and linker options to the environment
|
||||
"""
|
||||
zlib = 'z'
|
||||
if platform == 'win32':
|
||||
if 'ZLIB_W32' in env:
|
||||
# Add include and library path of zlib for Win32
|
||||
env.Append(CPPPATH = env['ZLIB_W32_INC'])
|
||||
env.Append(LIBPATH = env['ZLIB_W32_LIB'])
|
||||
zlib = ['zdll', 'z']
|
||||
if 'ZLIB_W32_DLL' in env:
|
||||
env.DistributeW32Bin(env['ZLIB_W32_DLL'], alias=alias)
|
||||
else:
|
||||
print 'Please specify folder of zlib for Win32 via ZLIB_W32'
|
||||
Exit(1)
|
||||
|
||||
conf = env.Configure()
|
||||
if not conf.CheckLibWithHeader(zlib, 'zlib.h', 'c'):
|
||||
print 'zlib (%s) is missing!' % (platform)
|
||||
Exit(1)
|
||||
|
||||
env = conf.Finish()
|
||||
|
||||
|
||||
def GetAvailableLibs(env, libs):
|
||||
"""
|
||||
Scans through a list list of libraries and adds
|
||||
|
@ -87,4 +113,4 @@ def FlagsConfigure(env):
|
|||
"""
|
||||
return env.Configure(custom_tests = { 'CheckCompileFlag' : check_compile_flag, 'CheckLinkFlag': check_link_flag })
|
||||
|
||||
Export('AddAvailableLibs FlagsConfigure GetAvailableLibs')
|
||||
Export('AddAvailableLibs AddZLib FlagsConfigure GetAvailableLibs')
|
||||
|
|
53
SConstruct
53
SConstruct
|
@ -36,6 +36,7 @@ utils = [
|
|||
'Makensisw',
|
||||
'NSIS Menu',
|
||||
'UIs',
|
||||
'SubStart',
|
||||
'VPatch/Source/GenPat',
|
||||
'zip2exe'
|
||||
]
|
||||
|
@ -156,6 +157,7 @@ opts.Add(PathVariable('APPEND_LIBPATH', 'Additional paths to search for librarie
|
|||
opts.Add(('APPEND_CCFLAGS', 'Additional C/C++ compiler flags'))
|
||||
opts.Add(('APPEND_LINKFLAGS', 'Additional linker flags'))
|
||||
opts.Add(PathVariable('WXWIN', 'Path to wxWindows library folder (e.g. C:\\Dev\\wxWidgets-2.8.10)', os.environ.get('WXWIN')))
|
||||
opts.Add(PathVariable('ZLIB_W32', 'Path to Win32 zlib library folder (e.g. C:\\Dev\\zlib-1.2.3)', os.environ.get('ZLIB_W32')))
|
||||
# build options
|
||||
opts.Add(BoolVariable('DEBUG', 'Build executables with debugging information', 'no'))
|
||||
opts.Add(PathVariable('CODESIGNER', 'A program used to sign executables', None))
|
||||
|
@ -306,6 +308,14 @@ def DistributeDocs(files, names=[], path='', alias=None):
|
|||
def DistributeExamples(files, names=[], path='', alias=None):
|
||||
return defenv.Distribute(files, names, 'doc', 'Examples', path, alias, 'examples')
|
||||
|
||||
def FindMakeNSIS(env, path):
|
||||
exename = 'makensis_not_found'
|
||||
file = env.FindFile('makensis$PROGSUFFIX',
|
||||
[os.path.join(path, '.'), os.path.join(path, 'Bin')])
|
||||
if file:
|
||||
exename = str(file)
|
||||
return exename
|
||||
|
||||
def Sign(targets):
|
||||
if defenv.has_key('CODESIGNER'):
|
||||
for t in targets:
|
||||
|
@ -344,6 +354,12 @@ defenv.Append(LIBPATH = Split('$APPEND_LIBPATH'))
|
|||
|
||||
defenv.Default('$BUILD_PREFIX')
|
||||
|
||||
if 'ZLIB_W32' in defenv:
|
||||
defenv['ZLIB_W32_INC'] = os.path.join(defenv['ZLIB_W32'], 'include')
|
||||
defenv['ZLIB_W32_LIB'] = os.path.join(defenv['ZLIB_W32'], 'lib')
|
||||
defenv['ZLIB_W32_DLL'] = defenv.FindFile('zlib1.dll',
|
||||
[defenv['ZLIB_W32'], defenv['ZLIB_W32_LIB']])
|
||||
|
||||
tools = defenv['TOOLS']
|
||||
|
||||
envs = []
|
||||
|
@ -393,17 +409,21 @@ inst_env = {}
|
|||
inst_env['NSISDIR'] = os.path.abspath(str(defenv['INSTDISTDIR']))
|
||||
inst_env['NSISCONFDIR'] = os.path.abspath(str(defenv['INSTDISTDIR']))
|
||||
|
||||
def build_installer(target, source, env):
|
||||
cmdline = FindMakeNSIS(env, str(env['INSTDISTDIR'])) + ' %sDOUTFILE=%s %s' % (optchar, target[0].abspath, env['INSTVER'])
|
||||
cmd = env.Command(None, source, cmdline + ' $SOURCE')
|
||||
AlwaysBuild(cmd)
|
||||
AlwaysBuild(env.AddPostAction(cmd, Delete('$INSTDISTDIR')))
|
||||
env.Alias('dist-installer', cmd)
|
||||
|
||||
installer_target = defenv.Command('nsis-${VERSION}-setup${DISTSUFFIX}.exe',
|
||||
'$INSTDISTDIR' + os.sep + 'Examples' + os.sep + 'makensis.nsi',
|
||||
'$INSTDISTDIR' + os.sep + 'makensis$PROGSUFFIX ' +
|
||||
'%sDOUTFILE=$TARGET.abspath $INSTVER $SOURCE' % optchar,
|
||||
os.path.join('$INSTDISTDIR', 'Examples', 'makensis.nsi'),
|
||||
build_installer,
|
||||
ENV = inst_env)
|
||||
defenv.Depends(installer_target, '$INSTDISTDIR')
|
||||
defenv.Sign(installer_target)
|
||||
defenv.Alias('dist-installer', installer_target)
|
||||
|
||||
AlwaysBuild(defenv.AddPostAction(installer_target, Delete('$INSTDISTDIR')))
|
||||
|
||||
defenv.Alias('dist', ['dist-zip', 'dist-installer'])
|
||||
|
||||
######################################################################
|
||||
|
@ -462,7 +482,14 @@ makensis_env.SideEffect('%s/makensis.map' % build_dir, makensis)
|
|||
|
||||
defenv.Alias('makensis', makensis)
|
||||
|
||||
ins = defenv.DistributeBin(makensis,alias='install-compiler')
|
||||
if defenv['PLATFORM'] == 'win32':
|
||||
ins = defenv.DistributeW32Bin(makensis, alias='install-compiler')
|
||||
for d in ('$ZIPDISTDIR', '$INSTDISTDIR', '$TESTDISTDIR'):
|
||||
ins = defenv.InstallAs(os.path.join(d, 'makensis.exe'),
|
||||
os.path.join(d, 'Bin', 'substart.exe'))
|
||||
defenv.Alias('install-compiler', ins)
|
||||
else:
|
||||
ins = defenv.DistributeBin(makensis, alias='install-compiler')
|
||||
|
||||
######################################################################
|
||||
####### Common Functions ###
|
||||
|
@ -546,13 +573,21 @@ for plugin in plugin_libs + plugins:
|
|||
####### Utilities ###
|
||||
######################################################################
|
||||
|
||||
Import('AddZLib')
|
||||
|
||||
def BuildUtilEnv(defines = None, flags = None, libs = None,
|
||||
entry = None, nodeflib = None,
|
||||
cross_platform = False):
|
||||
if not cross_platform:
|
||||
env = util_env.Clone()
|
||||
platform = 'win32'
|
||||
else:
|
||||
env = cp_util_env.Clone()
|
||||
platform = env['PLATFORM']
|
||||
|
||||
if libs and 'z' in libs:
|
||||
libs.remove('z')
|
||||
AddZLib(env, platform)
|
||||
|
||||
AddEnvStandardFlags(env, defines, flags, libs, entry, nodeflib)
|
||||
|
||||
|
@ -692,6 +727,8 @@ def test_scripts(target, source, env):
|
|||
skipped_tests = env['SKIPTESTS'].split(',')
|
||||
ignored_tests = env['IGNORETESTS'].split(',')
|
||||
|
||||
compiler = FindMakeNSIS(env, env.subst('$TESTDISTDIR'))
|
||||
|
||||
for root, dirs, files in walk(instdir):
|
||||
for file in files:
|
||||
if file[-4:] == '.nsi':
|
||||
|
@ -702,9 +739,9 @@ def test_scripts(target, source, env):
|
|||
continue
|
||||
|
||||
if nsif in ignored_tests:
|
||||
cmd = env.Command(None, nsi, '-makensis $SOURCE')
|
||||
cmd = env.Command(None, nsi, '-' + compiler + ' $SOURCE')
|
||||
else:
|
||||
cmd = env.Command(None, nsi, 'makensis $SOURCE')
|
||||
cmd = env.Command(None, nsi, compiler + ' $SOURCE')
|
||||
AlwaysBuild(cmd)
|
||||
env.Alias('test-scripts', cmd)
|
||||
|
||||
|
|
|
@ -46,11 +46,6 @@ lzma_files = Split("""
|
|||
7zip/Common/CRC.cpp
|
||||
""")
|
||||
|
||||
zlib_files = Split("""
|
||||
zlib/deflate.c
|
||||
zlib/trees.c
|
||||
""")
|
||||
|
||||
libs = Split("""
|
||||
gdi32
|
||||
user32
|
||||
|
@ -58,7 +53,7 @@ libs = Split("""
|
|||
iconv
|
||||
""")
|
||||
|
||||
Import('env AddAvailableLibs')
|
||||
Import('env AddAvailableLibs AddZLib')
|
||||
|
||||
##### Use available libraries
|
||||
|
||||
|
@ -68,6 +63,7 @@ if env['PLATFORM'] == 'win32':
|
|||
libs += ['version']
|
||||
|
||||
AddAvailableLibs(env, libs)
|
||||
AddZLib(env, env['PLATFORM'], 'install-compiler')
|
||||
|
||||
##### Defines
|
||||
|
||||
|
@ -87,7 +83,7 @@ lzma_files = lzma_env.Object(lzma_files)
|
|||
|
||||
##### Compile makensis
|
||||
|
||||
files = makensis_files + bzip2_files + lzma_files + zlib_files
|
||||
files = makensis_files + bzip2_files + lzma_files
|
||||
|
||||
makensis = env.Program(target, files)
|
||||
|
||||
|
|
|
@ -56,16 +56,10 @@ bzip2_exehead_files = Split("""
|
|||
required += bzip2_files
|
||||
required_exehead += bzip2_exehead_files
|
||||
|
||||
zlib_files = Split("""
|
||||
zlib/deflate.c
|
||||
zlib/trees.c
|
||||
""")
|
||||
|
||||
zlib_exehead_files = Split("""
|
||||
zlib/INFBLOCK.C
|
||||
""")
|
||||
|
||||
required += zlib_files
|
||||
required_exehead += zlib_exehead_files
|
||||
|
||||
cppunitlibs = Split("""
|
||||
|
@ -87,7 +81,7 @@ scripts = Split("""
|
|||
winver.nsi
|
||||
""")
|
||||
|
||||
Import('env AddAvailableLibs')
|
||||
Import('env AddAvailableLibs AddZLib')
|
||||
|
||||
# Test scripts
|
||||
env.TestScript(scripts)
|
||||
|
@ -99,6 +93,7 @@ if env['PLATFORM'] == 'win32':
|
|||
extralibs += ['version']
|
||||
|
||||
AddAvailableLibs(env, extralibs)
|
||||
AddZLib(env, env['PLATFORM'])
|
||||
|
||||
# compile using msvcrt (that's how cppunit.lib is built)
|
||||
if 'msvc' in env['TOOLS'] or 'mstoolkit' in env['TOOLS']:
|
||||
|
@ -146,6 +141,11 @@ if cppunit:
|
|||
|
||||
# build test program
|
||||
tests = env.Program(target, tests + required_obj)
|
||||
if env['PLATFORM'] == 'win32' and 'ZLIB_W32_DLL' in env:
|
||||
import os.path
|
||||
env.Depends(tests, env.InstallAs(
|
||||
os.path.basename(str(env['ZLIB_W32_DLL'])),
|
||||
env['ZLIB_W32_DLL']))
|
||||
|
||||
# alias running the test to 'test'
|
||||
test = env.Alias('test-code', [tests], tests[0].abspath)
|
||||
|
|
|
@ -414,7 +414,7 @@ void CEXEBuild::initialize(const char *makensis_path)
|
|||
if (dir) nsis_dir = dir;
|
||||
else {
|
||||
#ifndef NSIS_CONFIG_CONST_DATA_PATH
|
||||
nsis_dir = get_executable_dir(makensis_path);
|
||||
nsis_dir = get_dir_name(get_executable_dir(makensis_path));
|
||||
#else
|
||||
nsis_dir = PREFIX_DATA;
|
||||
#endif
|
||||
|
|
|
@ -18,7 +18,7 @@
|
|||
#define __CZLIB_H__
|
||||
|
||||
#include "compressor.h"
|
||||
#include "zlib/ZLIB.H"
|
||||
#include <zlib.h>
|
||||
|
||||
class CZlib : public ICompressor {
|
||||
public:
|
||||
|
@ -27,7 +27,13 @@ class CZlib : public ICompressor {
|
|||
int Init(int level, unsigned int dict_size) {
|
||||
stream = new z_stream;
|
||||
if (!stream) return Z_MEM_ERROR;
|
||||
return deflateInit(stream, level);
|
||||
|
||||
stream->zalloc = (alloc_func)Z_NULL;
|
||||
stream->zfree = (free_func)Z_NULL;
|
||||
stream->opaque = (voidpf)Z_NULL;
|
||||
|
||||
return deflateInit2(stream, level,
|
||||
Z_DEFLATED, -MAX_WBITS, MAX_MEM_LEVEL, Z_DEFAULT_STRATEGY);
|
||||
}
|
||||
|
||||
int End() {
|
||||
|
|
|
@ -442,7 +442,7 @@ int main(int argc, char **argv)
|
|||
char* env_var = getenv("NSISCONFDIR");
|
||||
if(env_var == NULL)
|
||||
#ifndef NSIS_CONFIG_CONST_DATA_PATH
|
||||
main_conf = get_executable_dir(argv[0]);
|
||||
main_conf = get_dir_name(get_executable_dir(argv[0]));
|
||||
#else
|
||||
main_conf = PREFIX_CONF;
|
||||
#endif
|
||||
|
|
|
@ -1,857 +0,0 @@
|
|||
/*
|
||||
* This file is a part of the zlib compression module for NSIS.
|
||||
*
|
||||
* Copyright and license information can be found below.
|
||||
* Modifications Copyright (C) 1999-2009 Nullsoft and Contributors
|
||||
*
|
||||
* The original zlib source code is available at
|
||||
* http://www.zlib.net/
|
||||
*
|
||||
* This software is provided 'as-is', without any express or implied
|
||||
* warranty.
|
||||
*/
|
||||
|
||||
/* deflate.c -- compress data using the deflation algorithm
|
||||
* Copyright (C) 1995-1998 Jean-loup Gailly.
|
||||
* For conditions of distribution and use, see copyright notice in zlib.h
|
||||
*/
|
||||
|
||||
|
||||
#include "DEFLATE.H"
|
||||
|
||||
const char deflate_copyright[] =
|
||||
" deflate 1.1.3 Copyright 1995-1998 Jean-loup Gailly ";
|
||||
/*
|
||||
If you use the zlib library in a product, an acknowledgment is welcome
|
||||
in the documentation of your product. If for some reason you cannot
|
||||
include such an acknowledgment, I would appreciate that you keep this
|
||||
copyright string in the executable of your product.
|
||||
*/
|
||||
|
||||
/* ===========================================================================
|
||||
* Function prototypes.
|
||||
*/
|
||||
typedef enum {
|
||||
need_more, /* block not completed, need more input or more output */
|
||||
block_done, /* block flush performed */
|
||||
finish_started, /* finish started, need only more output at next deflate */
|
||||
finish_done /* finish done, accept no more input or output */
|
||||
} block_state;
|
||||
|
||||
typedef block_state (*compress_func) OF((deflate_state *s, int flush));
|
||||
/* Compression function. Returns the block state after the call. */
|
||||
|
||||
local void fill_window OF((deflate_state *s));
|
||||
local block_state deflate_slow OF((deflate_state *s, int flush));
|
||||
local void lm_init OF((deflate_state *s));
|
||||
local void putShortMSB OF((deflate_state *s, uInt b));
|
||||
local void flush_pending OF((z_streamp strm));
|
||||
local int read_buf OF((z_streamp strm, Bytef *buf, unsigned size));
|
||||
#ifdef ASMV
|
||||
void match_init OF((void)); /* asm code initialization */
|
||||
uInt longest_match OF((deflate_state *s, IPos cur_match));
|
||||
#else
|
||||
local uInt longest_match OF((deflate_state *s, IPos cur_match));
|
||||
#endif
|
||||
|
||||
#ifdef DEBUG
|
||||
local void check_match OF((deflate_state *s, IPos start, IPos match,
|
||||
int length));
|
||||
#endif
|
||||
|
||||
/* ===========================================================================
|
||||
* Local data
|
||||
*/
|
||||
|
||||
#define NIL 0
|
||||
/* Tail of hash chains */
|
||||
|
||||
#ifndef TOO_FAR
|
||||
# define TOO_FAR 32767 //stock is 4096, but 32767 enables slightly better compression
|
||||
#endif
|
||||
/* Matches of length 3 are discarded if their distance exceeds TOO_FAR */
|
||||
|
||||
#define MIN_LOOKAHEAD (MAX_MATCH+MIN_MATCH+1)
|
||||
|
||||
typedef struct config_s {
|
||||
ush good_length; /* reduce lazy search above this match length */
|
||||
ush max_lazy; /* do not perform lazy search above this match length */
|
||||
ush nice_length; /* quit search above this match length */
|
||||
ush max_chain;
|
||||
compress_func func;
|
||||
} config;
|
||||
|
||||
local const config configuration_table =
|
||||
/* 9 */ {32, 258, 258, 16384, deflate_slow}; /* maximum compression */
|
||||
|
||||
|
||||
#define EQUAL 0
|
||||
/* result of memcmp for equal strings */
|
||||
|
||||
struct static_tree_desc_s {int dummy;}; /* for buggy compilers */
|
||||
|
||||
#define UPDATE_HASH(s,h,c) (h = (((h)<<s->hash_shift) ^ (c)) & s->hash_mask)
|
||||
|
||||
|
||||
#ifdef FASTEST
|
||||
#define INSERT_STRING(s, str, match_head) \
|
||||
(UPDATE_HASH(s, s->ins_h, s->window[(str) + (MIN_MATCH-1)]), \
|
||||
match_head = s->head[s->ins_h], \
|
||||
s->head[s->ins_h] = (Pos)(str))
|
||||
#else
|
||||
#define INSERT_STRING(s, str, match_head) \
|
||||
(UPDATE_HASH(s, s->ins_h, s->window[(str) + (MIN_MATCH-1)]), \
|
||||
s->prev[(str) & s->w_mask] = match_head = s->head[s->ins_h], \
|
||||
s->head[s->ins_h] = (Pos)(str))
|
||||
#endif
|
||||
|
||||
#define CLEAR_HASH(s) \
|
||||
s->head[s->hash_size-1] = NIL; \
|
||||
zmemzero((Bytef *)s->head, (unsigned)(s->hash_size-1)*sizeof(*s->head));
|
||||
|
||||
/* ========================================================================= */
|
||||
int ZEXPORT deflateInit_(strm, level, version, stream_size)
|
||||
z_streamp strm;
|
||||
int level;
|
||||
const char *version;
|
||||
int stream_size;
|
||||
{
|
||||
return deflateInit2_(strm, level, Z_DEFLATED, -MAX_WBITS, DEF_MEM_LEVEL,
|
||||
Z_DEFAULT_STRATEGY, version, stream_size);
|
||||
/* To do: ignore strm->next_in if we use it as window */
|
||||
}
|
||||
|
||||
/* ========================================================================= */
|
||||
int ZEXPORT deflateInit2_(strm, level, method, windowBits, memLevel, strategy,
|
||||
version, stream_size)
|
||||
z_streamp strm;
|
||||
int level;
|
||||
int method;
|
||||
int windowBits;
|
||||
int memLevel;
|
||||
int strategy;
|
||||
const char *version;
|
||||
int stream_size;
|
||||
{
|
||||
deflate_state *s;
|
||||
int noheader = 0;
|
||||
|
||||
ushf *overlay;
|
||||
/* We overlay pending_buf and d_buf+l_buf. This works since the average
|
||||
* output size for (length,distance) codes is <= 24 bits.
|
||||
*/
|
||||
|
||||
if (stream_size != sizeof(z_stream)) {
|
||||
return Z_VERSION_ERROR;
|
||||
}
|
||||
if (strm == Z_NULL) return Z_STREAM_ERROR;
|
||||
|
||||
|
||||
if (windowBits < 0) { /* undocumented feature: suppress zlib header */
|
||||
noheader = 1;
|
||||
windowBits = -windowBits;
|
||||
}
|
||||
if (memLevel < 1 || memLevel > MAX_MEM_LEVEL || method != Z_DEFLATED ||
|
||||
windowBits < 8 || windowBits > MAX_WBITS || level < 0 || level > 9 ||
|
||||
strategy < 0 || strategy > Z_HUFFMAN_ONLY) {
|
||||
|
||||
return Z_STREAM_ERROR;
|
||||
}
|
||||
|
||||
s = (deflate_state *) ZALLOC(strm, 1, sizeof(deflate_state));
|
||||
if (s == Z_NULL) return Z_MEM_ERROR;
|
||||
strm->state = (struct internal_state FAR *)s;
|
||||
s->strm = strm;
|
||||
|
||||
s->noheader = noheader;
|
||||
s->w_bits = windowBits;
|
||||
s->w_size = 1 << s->w_bits;
|
||||
s->w_mask = s->w_size - 1;
|
||||
|
||||
s->hash_bits = memLevel + 7;
|
||||
s->hash_size = 1 << s->hash_bits;
|
||||
s->hash_mask = s->hash_size - 1;
|
||||
s->hash_shift = ((s->hash_bits+MIN_MATCH-1)/MIN_MATCH);
|
||||
|
||||
s->window = (Bytef *) ZALLOC(strm, s->w_size, 2*sizeof(Byte));
|
||||
s->prev = (Posf *) ZALLOC(strm, s->w_size, sizeof(Pos));
|
||||
s->head = (Posf *) ZALLOC(strm, s->hash_size, sizeof(Pos));
|
||||
|
||||
s->lit_bufsize = 1 << (memLevel + 6); /* 16K elements by default */
|
||||
|
||||
overlay = (ushf *) ZALLOC(strm, s->lit_bufsize, sizeof(ush)+2);
|
||||
s->pending_buf = (uchf *) overlay;
|
||||
s->pending_buf_size = (ulg)s->lit_bufsize * (sizeof(ush)+2L);
|
||||
|
||||
if (s->window == Z_NULL || s->prev == Z_NULL || s->head == Z_NULL ||
|
||||
s->pending_buf == Z_NULL) {
|
||||
// strm->msg = (char*)ERR_MSG(Z_MEM_ERROR);
|
||||
deflateEnd (strm);
|
||||
return Z_MEM_ERROR;
|
||||
}
|
||||
s->d_buf = overlay + s->lit_bufsize/sizeof(ush);
|
||||
s->l_buf = s->pending_buf + (1+sizeof(ush))*s->lit_bufsize;
|
||||
|
||||
s->level = level;
|
||||
s->strategy = strategy;
|
||||
s->method = (Byte)method;
|
||||
|
||||
return deflateReset(strm);
|
||||
}
|
||||
|
||||
/* ========================================================================= */
|
||||
int ZEXPORT deflateSetDictionary (strm, dictionary, dictLength)
|
||||
z_streamp strm;
|
||||
const Bytef *dictionary;
|
||||
uInt dictLength;
|
||||
{
|
||||
deflate_state *s;
|
||||
uInt length = dictLength;
|
||||
uInt n;
|
||||
IPos hash_head = 0;
|
||||
|
||||
if (strm == Z_NULL || strm->state == Z_NULL || dictionary == Z_NULL ||
|
||||
strm->state->status != INIT_STATE) return Z_STREAM_ERROR;
|
||||
|
||||
s = strm->state;
|
||||
|
||||
if (length < MIN_MATCH) return Z_OK;
|
||||
if (length > MAX_DIST(s)) {
|
||||
length = MAX_DIST(s);
|
||||
#ifndef USE_DICT_HEAD
|
||||
dictionary += dictLength - length; /* use the tail of the dictionary */
|
||||
#endif
|
||||
}
|
||||
zmemcpy(s->window, dictionary, length);
|
||||
s->strstart = length;
|
||||
s->block_start = (long)length;
|
||||
|
||||
s->ins_h = s->window[0];
|
||||
UPDATE_HASH(s, s->ins_h, s->window[1]);
|
||||
for (n = 0; n <= length - MIN_MATCH; n++) {
|
||||
INSERT_STRING(s, n, hash_head);
|
||||
}
|
||||
if (hash_head) hash_head = 0; /* to make compiler happy */
|
||||
return Z_OK;
|
||||
}
|
||||
|
||||
/* ========================================================================= */
|
||||
int ZEXPORT deflateReset (strm)
|
||||
z_streamp strm;
|
||||
{
|
||||
deflate_state *s;
|
||||
|
||||
if (strm == Z_NULL || strm->state == Z_NULL) return Z_STREAM_ERROR;
|
||||
|
||||
strm->total_in = strm->total_out = 0;
|
||||
// strm->msg = Z_NULL; /* use zfree if we ever allocate msg dynamically */
|
||||
|
||||
s = (deflate_state *)strm->state;
|
||||
s->pending = 0;
|
||||
s->pending_out = s->pending_buf;
|
||||
|
||||
if (s->noheader < 0) {
|
||||
s->noheader = 0; /* was set to -1 by deflate(..., Z_FINISH); */
|
||||
}
|
||||
s->status = s->noheader ? BUSY_STATE : INIT_STATE;
|
||||
s->last_flush = Z_NO_FLUSH;
|
||||
|
||||
_tr_init(s);
|
||||
lm_init(s);
|
||||
|
||||
return Z_OK;
|
||||
}
|
||||
|
||||
/* ========================================================================= */
|
||||
int ZEXPORT deflateParams(strm, level, strategy)
|
||||
z_streamp strm;
|
||||
int level;
|
||||
int strategy;
|
||||
{
|
||||
deflate_state *s;
|
||||
compress_func func;
|
||||
int err = Z_OK;
|
||||
|
||||
if (strm == Z_NULL || strm->state == Z_NULL) return Z_STREAM_ERROR;
|
||||
s = strm->state;
|
||||
|
||||
if (level == Z_DEFAULT_COMPRESSION) {
|
||||
level = 6;
|
||||
}
|
||||
if (level < 0 || level > 9 || strategy < 0 || strategy > Z_HUFFMAN_ONLY) {
|
||||
return Z_STREAM_ERROR;
|
||||
}
|
||||
func = configuration_table.func;
|
||||
|
||||
s->level = level;
|
||||
s->max_lazy_match = configuration_table.max_lazy;
|
||||
s->good_match = configuration_table.good_length;
|
||||
s->nice_match = configuration_table.nice_length;
|
||||
s->max_chain_length = configuration_table.max_chain;
|
||||
s->strategy = strategy;
|
||||
return err;
|
||||
}
|
||||
|
||||
local void putShortMSB (s, b)
|
||||
deflate_state *s;
|
||||
uInt b;
|
||||
{
|
||||
put_byte(s, (Byte)(b >> 8));
|
||||
put_byte(s, (Byte)(b & 0xff));
|
||||
}
|
||||
|
||||
local void flush_pending(strm)
|
||||
z_streamp strm;
|
||||
{
|
||||
unsigned len = strm->state->pending;
|
||||
|
||||
if (len > strm->avail_out) len = strm->avail_out;
|
||||
if (len == 0) return;
|
||||
|
||||
zmemcpy(strm->next_out, strm->state->pending_out, len);
|
||||
strm->next_out += len;
|
||||
strm->state->pending_out += len;
|
||||
strm->total_out += len;
|
||||
strm->avail_out -= len;
|
||||
strm->state->pending -= len;
|
||||
if (strm->state->pending == 0) {
|
||||
strm->state->pending_out = strm->state->pending_buf;
|
||||
}
|
||||
}
|
||||
|
||||
/* ========================================================================= */
|
||||
int ZEXPORT deflate (strm, flush)
|
||||
z_streamp strm;
|
||||
int flush;
|
||||
{
|
||||
int old_flush; /* value of flush param for previous deflate call */
|
||||
deflate_state *s;
|
||||
|
||||
if (strm == Z_NULL || strm->state == Z_NULL ||
|
||||
flush > Z_FINISH || flush < 0) {
|
||||
return Z_STREAM_ERROR;
|
||||
}
|
||||
s = strm->state;
|
||||
|
||||
if (strm->next_out == Z_NULL ||
|
||||
(strm->next_in == Z_NULL && strm->avail_in != 0) ||
|
||||
(s->status == FINISH_STATE && flush != Z_FINISH)) {
|
||||
ERR_RETURN(strm, Z_STREAM_ERROR);
|
||||
}
|
||||
if (strm->avail_out == 0) ERR_RETURN(strm, Z_BUF_ERROR);
|
||||
|
||||
s->strm = strm; /* just in case */
|
||||
old_flush = s->last_flush;
|
||||
s->last_flush = flush;
|
||||
|
||||
/* Write the zlib header */
|
||||
if (s->status == INIT_STATE) {
|
||||
|
||||
uInt header = (Z_DEFLATED + ((s->w_bits-8)<<4)) << 8;
|
||||
uInt level_flags = (s->level-1) >> 1;
|
||||
|
||||
if (level_flags > 3) level_flags = 3;
|
||||
header |= (level_flags << 6);
|
||||
if (s->strstart != 0) header |= PRESET_DICT;
|
||||
header += 31 - (header % 31);
|
||||
|
||||
s->status = BUSY_STATE;
|
||||
putShortMSB(s, header);
|
||||
|
||||
/* Save the adler32 of the preset dictionary: */
|
||||
if (s->strstart != 0) {
|
||||
//putShortMSB(s, (uInt)(strm->adler >> 16));
|
||||
//putShortMSB(s, (uInt)(strm->adler & 0xffff));
|
||||
}
|
||||
//strm->adler = 1L;
|
||||
}
|
||||
|
||||
/* Flush as much pending output as possible */
|
||||
if (s->pending != 0) {
|
||||
flush_pending(strm);
|
||||
if (strm->avail_out == 0) {
|
||||
s->last_flush = -1;
|
||||
return Z_OK;
|
||||
}
|
||||
|
||||
} else if (strm->avail_in == 0 && flush <= old_flush &&
|
||||
flush != Z_FINISH) {
|
||||
ERR_RETURN(strm, Z_BUF_ERROR);
|
||||
}
|
||||
|
||||
/* User must not provide more input after the first FINISH: */
|
||||
if (s->status == FINISH_STATE && strm->avail_in != 0) {
|
||||
ERR_RETURN(strm, Z_BUF_ERROR);
|
||||
}
|
||||
|
||||
/* Start a new block or continue the current one.
|
||||
*/
|
||||
if (strm->avail_in != 0 || s->lookahead != 0 ||
|
||||
(flush != Z_NO_FLUSH && s->status != FINISH_STATE)) {
|
||||
block_state bstate;
|
||||
|
||||
bstate = (*(configuration_table.func))(s, flush);
|
||||
|
||||
if (bstate == finish_started || bstate == finish_done) {
|
||||
s->status = FINISH_STATE;
|
||||
}
|
||||
if (bstate == need_more || bstate == finish_started) {
|
||||
if (strm->avail_out == 0) {
|
||||
s->last_flush = -1; /* avoid BUF_ERROR next call, see above */
|
||||
}
|
||||
return Z_OK;
|
||||
}
|
||||
if (bstate == block_done) {
|
||||
if (flush == Z_PARTIAL_FLUSH) {
|
||||
_tr_align(s);
|
||||
} else { /* FULL_FLUSH or SYNC_FLUSH */
|
||||
_tr_stored_block(s, (char*)0, 0L, 0);
|
||||
/* For a full flush, this empty block will be recognized
|
||||
* as a special marker by inflate_sync().
|
||||
*/
|
||||
if (flush == Z_FULL_FLUSH) {
|
||||
CLEAR_HASH(s); /* forget history */
|
||||
}
|
||||
}
|
||||
flush_pending(strm);
|
||||
if (strm->avail_out == 0) {
|
||||
s->last_flush = -1; /* avoid BUF_ERROR at next call, see above */
|
||||
return Z_OK;
|
||||
}
|
||||
}
|
||||
}
|
||||
Assert(strm->avail_out > 0, "bug2");
|
||||
|
||||
if (flush != Z_FINISH) return Z_OK;
|
||||
if (s->noheader) return Z_STREAM_END;
|
||||
|
||||
flush_pending(strm);
|
||||
s->noheader = -1; /* write the trailer only once! */
|
||||
return s->pending != 0 ? Z_OK : Z_STREAM_END;
|
||||
}
|
||||
|
||||
/* ========================================================================= */
|
||||
int ZEXPORT deflateEnd (strm)
|
||||
z_streamp strm;
|
||||
{
|
||||
int status;
|
||||
|
||||
if (strm == Z_NULL || strm->state == Z_NULL) return Z_STREAM_ERROR;
|
||||
|
||||
status = strm->state->status;
|
||||
if (status != INIT_STATE && status != BUSY_STATE &&
|
||||
status != FINISH_STATE) {
|
||||
return Z_STREAM_ERROR;
|
||||
}
|
||||
|
||||
/* Deallocate in reverse order of allocations: */
|
||||
TRY_FREE(strm, strm->state->pending_buf);
|
||||
TRY_FREE(strm, strm->state->head);
|
||||
TRY_FREE(strm, strm->state->prev);
|
||||
TRY_FREE(strm, strm->state->window);
|
||||
|
||||
ZFREE(strm, strm->state);
|
||||
strm->state = Z_NULL;
|
||||
|
||||
return status == BUSY_STATE ? Z_DATA_ERROR : Z_OK;
|
||||
}
|
||||
|
||||
|
||||
local int read_buf(strm, buf, size)
|
||||
z_streamp strm;
|
||||
Bytef *buf;
|
||||
unsigned size;
|
||||
{
|
||||
unsigned len = strm->avail_in;
|
||||
|
||||
if (len > size) len = size;
|
||||
if (len == 0) return 0;
|
||||
|
||||
strm->avail_in -= len;
|
||||
|
||||
//if (!strm->state->noheader) {
|
||||
// strm->adler = adler32(strm->adler, strm->next_in, len);
|
||||
// }
|
||||
zmemcpy(buf, strm->next_in, len);
|
||||
strm->next_in += len;
|
||||
strm->total_in += len;
|
||||
|
||||
return (int)len;
|
||||
}
|
||||
|
||||
/* ===========================================================================
|
||||
* Initialize the "longest match" routines for a new zlib stream
|
||||
*/
|
||||
local void lm_init (s)
|
||||
deflate_state *s;
|
||||
{
|
||||
s->window_size = (ulg)2L*s->w_size;
|
||||
|
||||
CLEAR_HASH(s);
|
||||
|
||||
/* Set the default configuration parameters:
|
||||
*/
|
||||
s->max_lazy_match = configuration_table.max_lazy;
|
||||
s->good_match = configuration_table.good_length;
|
||||
s->nice_match = configuration_table.nice_length;
|
||||
s->max_chain_length = configuration_table.max_chain;
|
||||
|
||||
s->strstart = 0;
|
||||
s->block_start = 0L;
|
||||
s->lookahead = 0;
|
||||
s->match_length = s->prev_length = MIN_MATCH-1;
|
||||
s->match_available = 0;
|
||||
s->ins_h = 0;
|
||||
#ifdef ASMV
|
||||
match_init(); /* initialize the asm code */
|
||||
#endif
|
||||
}
|
||||
|
||||
#ifndef ASMV
|
||||
/* For 80x86 and 680x0, an optimized version will be provided in match.asm or
|
||||
* match.S. The code will be functionally equivalent.
|
||||
*/
|
||||
#ifndef FASTEST
|
||||
local uInt longest_match(s, cur_match)
|
||||
deflate_state *s;
|
||||
IPos cur_match; /* current match */
|
||||
{
|
||||
unsigned chain_length = s->max_chain_length;/* max hash chain length */
|
||||
register Bytef *scan = s->window + s->strstart; /* current string */
|
||||
register Bytef *match; /* matched string */
|
||||
register int len; /* length of current match */
|
||||
int best_len = s->prev_length; /* best match length so far */
|
||||
int nice_match = s->nice_match; /* stop if match long enough */
|
||||
IPos limit = s->strstart > (IPos)MAX_DIST(s) ?
|
||||
s->strstart - (IPos)MAX_DIST(s) : NIL;
|
||||
/* Stop when cur_match becomes <= limit. To simplify the code,
|
||||
* we prevent matches with the string of window index 0.
|
||||
*/
|
||||
Posf *prev = s->prev;
|
||||
uInt wmask = s->w_mask;
|
||||
|
||||
#ifdef UNALIGNED_OK
|
||||
/* Compare two bytes at a time. Note: this is not always beneficial.
|
||||
* Try with and without -DUNALIGNED_OK to check.
|
||||
*/
|
||||
register Bytef *strend = s->window + s->strstart + MAX_MATCH - 1;
|
||||
register ush scan_start = *(ushf*)scan;
|
||||
register ush scan_end = *(ushf*)(scan+best_len-1);
|
||||
#else
|
||||
register Bytef *strend = s->window + s->strstart + MAX_MATCH;
|
||||
register Byte scan_end1 = scan[best_len-1];
|
||||
register Byte scan_end = scan[best_len];
|
||||
#endif
|
||||
|
||||
/* The code is optimized for HASH_BITS >= 8 and MAX_MATCH-2 multiple of 16.
|
||||
* It is easy to get rid of this optimization if necessary.
|
||||
*/
|
||||
Assert(s->hash_bits >= 8 && MAX_MATCH == 258, "Code too clever");
|
||||
|
||||
/* Do not waste too much time if we already have a good match: */
|
||||
if (s->prev_length >= s->good_match) {
|
||||
chain_length >>= 2;
|
||||
}
|
||||
/* Do not look for matches beyond the end of the input. This is necessary
|
||||
* to make deflate deterministic.
|
||||
*/
|
||||
if ((uInt)nice_match > s->lookahead) nice_match = s->lookahead;
|
||||
|
||||
Assert((ulg)s->strstart <= s->window_size-MIN_LOOKAHEAD, "need lookahead");
|
||||
|
||||
do {
|
||||
Assert(cur_match < s->strstart, "no future");
|
||||
match = s->window + cur_match;
|
||||
|
||||
/* Skip to next match if the match length cannot increase
|
||||
* or if the match length is less than 2:
|
||||
*/
|
||||
#if (defined(UNALIGNED_OK) && MAX_MATCH == 258)
|
||||
/* This code assumes sizeof(unsigned short) == 2. Do not use
|
||||
* UNALIGNED_OK if your compiler uses a different size.
|
||||
*/
|
||||
if (*(ushf*)(match+best_len-1) != scan_end ||
|
||||
*(ushf*)match != scan_start) continue;
|
||||
|
||||
Assert(scan[2] == match[2], "scan[2]?");
|
||||
scan++, match++;
|
||||
do {
|
||||
} while (*(ushf*)(scan+=2) == *(ushf*)(match+=2) &&
|
||||
*(ushf*)(scan+=2) == *(ushf*)(match+=2) &&
|
||||
*(ushf*)(scan+=2) == *(ushf*)(match+=2) &&
|
||||
*(ushf*)(scan+=2) == *(ushf*)(match+=2) &&
|
||||
scan < strend);
|
||||
/* The funny "do {}" generates better code on most compilers */
|
||||
|
||||
/* Here, scan <= window+strstart+257 */
|
||||
Assert(scan <= s->window+(unsigned)(s->window_size-1), "wild scan");
|
||||
if (*scan == *match) scan++;
|
||||
|
||||
len = (MAX_MATCH - 1) - (int)(strend-scan);
|
||||
scan = strend - (MAX_MATCH-1);
|
||||
|
||||
#else /* UNALIGNED_OK */
|
||||
|
||||
if (match[best_len] != scan_end ||
|
||||
match[best_len-1] != scan_end1 ||
|
||||
*match != *scan ||
|
||||
*++match != scan[1]) continue;
|
||||
|
||||
scan += 2, match++;
|
||||
Assert(*scan == *match, "match[2]?");
|
||||
do {
|
||||
} while (*++scan == *++match && *++scan == *++match &&
|
||||
*++scan == *++match && *++scan == *++match &&
|
||||
*++scan == *++match && *++scan == *++match &&
|
||||
*++scan == *++match && *++scan == *++match &&
|
||||
scan < strend);
|
||||
|
||||
Assert(scan <= s->window+(unsigned)(s->window_size-1), "wild scan");
|
||||
|
||||
len = MAX_MATCH - (int)(strend - scan);
|
||||
scan = strend - MAX_MATCH;
|
||||
|
||||
#endif /* UNALIGNED_OK */
|
||||
|
||||
if (len > best_len) {
|
||||
s->match_start = cur_match;
|
||||
best_len = len;
|
||||
if (len >= nice_match) break;
|
||||
#ifdef UNALIGNED_OK
|
||||
scan_end = *(ushf*)(scan+best_len-1);
|
||||
#else
|
||||
scan_end1 = scan[best_len-1];
|
||||
scan_end = scan[best_len];
|
||||
#endif
|
||||
}
|
||||
} while ((cur_match = prev[cur_match & wmask]) > limit
|
||||
&& --chain_length != 0);
|
||||
|
||||
if ((uInt)best_len <= s->lookahead) return (uInt)best_len;
|
||||
return s->lookahead;
|
||||
}
|
||||
|
||||
#else /* FASTEST */
|
||||
/* ---------------------------------------------------------------------------
|
||||
* Optimized version for level == 1 only
|
||||
*/
|
||||
local uInt longest_match(s, cur_match)
|
||||
deflate_state *s;
|
||||
IPos cur_match; /* current match */
|
||||
{
|
||||
register Bytef *scan = s->window + s->strstart; /* current string */
|
||||
register Bytef *match; /* matched string */
|
||||
register int len; /* length of current match */
|
||||
register Bytef *strend = s->window + s->strstart + MAX_MATCH;
|
||||
|
||||
Assert(s->hash_bits >= 8 && MAX_MATCH == 258, "Code too clever");
|
||||
|
||||
Assert((ulg)s->strstart <= s->window_size-MIN_LOOKAHEAD, "need lookahead");
|
||||
|
||||
Assert(cur_match < s->strstart, "no future");
|
||||
|
||||
match = s->window + cur_match;
|
||||
|
||||
/* Return failure if the match length is less than 2:
|
||||
*/
|
||||
if (match[0] != scan[0] || match[1] != scan[1]) return MIN_MATCH-1;
|
||||
scan += 2, match += 2;
|
||||
Assert(*scan == *match, "match[2]?");
|
||||
|
||||
do {
|
||||
} while (*++scan == *++match && *++scan == *++match &&
|
||||
*++scan == *++match && *++scan == *++match &&
|
||||
*++scan == *++match && *++scan == *++match &&
|
||||
*++scan == *++match && *++scan == *++match &&
|
||||
scan < strend);
|
||||
|
||||
Assert(scan <= s->window+(unsigned)(s->window_size-1), "wild scan");
|
||||
|
||||
len = MAX_MATCH - (int)(strend - scan);
|
||||
|
||||
if (len < MIN_MATCH) return MIN_MATCH - 1;
|
||||
|
||||
s->match_start = cur_match;
|
||||
return len <= s->lookahead ? len : s->lookahead;
|
||||
}
|
||||
#endif /* FASTEST */
|
||||
#endif /* ASMV */
|
||||
|
||||
# define check_match(s, start, match, length)
|
||||
|
||||
local void fill_window(s)
|
||||
deflate_state *s;
|
||||
{
|
||||
register unsigned n, m;
|
||||
register Posf *p;
|
||||
unsigned more; /* Amount of free space at the end of the window. */
|
||||
uInt wsize = s->w_size;
|
||||
|
||||
do {
|
||||
more = (unsigned)(s->window_size -(ulg)s->lookahead -(ulg)s->strstart);
|
||||
|
||||
/* Deal with !@#$% 64K limit: */
|
||||
if (more == 0 && s->strstart == 0 && s->lookahead == 0) {
|
||||
more = wsize;
|
||||
|
||||
} else if (more == (unsigned)(-1)) {
|
||||
/* Very unlikely, but possible on 16 bit machine if strstart == 0
|
||||
* and lookahead == 1 (input done one byte at time)
|
||||
*/
|
||||
more--;
|
||||
|
||||
/* If the window is almost full and there is insufficient lookahead,
|
||||
* move the upper half to the lower one to make room in the upper half.
|
||||
*/
|
||||
} else if (s->strstart >= wsize+MAX_DIST(s)) {
|
||||
|
||||
zmemcpy(s->window, s->window+wsize, (unsigned)wsize);
|
||||
s->match_start -= wsize;
|
||||
s->strstart -= wsize; /* we now have strstart >= MAX_DIST */
|
||||
s->block_start -= (long) wsize;
|
||||
|
||||
n = s->hash_size;
|
||||
p = &s->head[n];
|
||||
do {
|
||||
m = *--p;
|
||||
*p = (Pos)(m >= wsize ? m-wsize : NIL);
|
||||
} while (--n);
|
||||
|
||||
n = wsize;
|
||||
#ifndef FASTEST
|
||||
p = &s->prev[n];
|
||||
do {
|
||||
m = *--p;
|
||||
*p = (Pos)(m >= wsize ? m-wsize : NIL);
|
||||
/* If n is not on any hash chain, prev[n] is garbage but
|
||||
* its value will never be used.
|
||||
*/
|
||||
} while (--n);
|
||||
#endif
|
||||
more += wsize;
|
||||
}
|
||||
if (s->strm->avail_in == 0) return;
|
||||
Assert(more >= 2, "more < 2");
|
||||
|
||||
n = read_buf(s->strm, s->window + s->strstart + s->lookahead, more);
|
||||
s->lookahead += n;
|
||||
|
||||
/* Initialize the hash value now that we have some input: */
|
||||
if (s->lookahead >= MIN_MATCH) {
|
||||
s->ins_h = s->window[s->strstart];
|
||||
UPDATE_HASH(s, s->ins_h, s->window[s->strstart+1]);
|
||||
#if MIN_MATCH != 3
|
||||
# error Call UPDATE_HASH() MIN_MATCH-3 more times
|
||||
#endif
|
||||
}
|
||||
|
||||
} while (s->lookahead < MIN_LOOKAHEAD && s->strm->avail_in != 0);
|
||||
}
|
||||
|
||||
#define FLUSH_BLOCK_ONLY(s, eof) { \
|
||||
_tr_flush_block(s, (s->block_start >= 0L ? \
|
||||
(charf *)&s->window[(unsigned)s->block_start] : \
|
||||
(charf *)Z_NULL), \
|
||||
(ulg)((long)s->strstart - s->block_start), \
|
||||
(eof)); \
|
||||
s->block_start = s->strstart; \
|
||||
flush_pending(s->strm); \
|
||||
Tracev((stderr,"[FLUSH]")); \
|
||||
}
|
||||
|
||||
/* Same but force premature exit if necessary. */
|
||||
#define FLUSH_BLOCK(s, eof) { \
|
||||
FLUSH_BLOCK_ONLY(s, eof); \
|
||||
if (s->strm->avail_out == 0) return (eof) ? finish_started : need_more; \
|
||||
}
|
||||
|
||||
|
||||
|
||||
local block_state deflate_slow(s, flush)
|
||||
deflate_state *s;
|
||||
int flush;
|
||||
{
|
||||
IPos hash_head = NIL; /* head of hash chain */
|
||||
int bflush; /* set if current block must be flushed */
|
||||
|
||||
/* Process the input block. */
|
||||
for (;;) {
|
||||
if (s->lookahead < MIN_LOOKAHEAD) {
|
||||
fill_window(s);
|
||||
if (s->lookahead < MIN_LOOKAHEAD && flush == Z_NO_FLUSH) {
|
||||
return need_more;
|
||||
}
|
||||
if (s->lookahead == 0) break; /* flush the current block */
|
||||
}
|
||||
if (s->lookahead >= MIN_MATCH) {
|
||||
INSERT_STRING(s, s->strstart, hash_head);
|
||||
}
|
||||
|
||||
/* Find the longest match, discarding those <= prev_length.
|
||||
*/
|
||||
s->prev_length = s->match_length, s->prev_match = s->match_start;
|
||||
s->match_length = MIN_MATCH-1;
|
||||
|
||||
if (hash_head != NIL && s->prev_length < s->max_lazy_match &&
|
||||
s->strstart - hash_head <= MAX_DIST(s)) {
|
||||
if (s->strategy != Z_HUFFMAN_ONLY) {
|
||||
s->match_length = longest_match (s, hash_head);
|
||||
}
|
||||
/* longest_match() sets match_start */
|
||||
|
||||
if (s->match_length <= 5 && (s->strategy == Z_FILTERED ||
|
||||
(s->match_length == MIN_MATCH &&
|
||||
s->strstart - s->match_start > TOO_FAR))) {
|
||||
|
||||
s->match_length = MIN_MATCH-1;
|
||||
}
|
||||
}
|
||||
if (s->prev_length >= MIN_MATCH && s->match_length <= s->prev_length) {
|
||||
uInt max_insert = s->strstart + s->lookahead - MIN_MATCH;
|
||||
/* Do not insert strings in hash table beyond this. */
|
||||
|
||||
check_match(s, s->strstart-1, s->prev_match, s->prev_length);
|
||||
|
||||
_tr_tally_dist(s, s->strstart -1 - s->prev_match,
|
||||
s->prev_length - MIN_MATCH, bflush);
|
||||
|
||||
s->lookahead -= s->prev_length-1;
|
||||
s->prev_length -= 2;
|
||||
do {
|
||||
if (++s->strstart <= max_insert) {
|
||||
INSERT_STRING(s, s->strstart, hash_head);
|
||||
}
|
||||
} while (--s->prev_length != 0);
|
||||
s->match_available = 0;
|
||||
s->match_length = MIN_MATCH-1;
|
||||
s->strstart++;
|
||||
|
||||
if (bflush) FLUSH_BLOCK(s, 0);
|
||||
|
||||
} else if (s->match_available) {
|
||||
Tracevv((stderr,"%c", s->window[s->strstart-1]));
|
||||
_tr_tally_lit(s, s->window[s->strstart-1], bflush);
|
||||
if (bflush) {
|
||||
FLUSH_BLOCK_ONLY(s, 0);
|
||||
}
|
||||
s->strstart++;
|
||||
s->lookahead--;
|
||||
if (s->strm->avail_out == 0) return need_more;
|
||||
} else {
|
||||
/* There is no previous match to compare with, wait for
|
||||
* the next step to decide.
|
||||
*/
|
||||
s->match_available = 1;
|
||||
s->strstart++;
|
||||
s->lookahead--;
|
||||
}
|
||||
}
|
||||
Assert (flush != Z_NO_FLUSH, "no flush?");
|
||||
if (s->match_available) {
|
||||
Tracevv((stderr,"%c", s->window[s->strstart-1]));
|
||||
_tr_tally_lit(s, s->window[s->strstart-1], bflush);
|
||||
s->match_available = 0;
|
||||
}
|
||||
FLUSH_BLOCK(s, flush == Z_FINISH);
|
||||
return flush == Z_FINISH ? finish_done : block_done;
|
||||
}
|
|
@ -1,894 +0,0 @@
|
|||
/*
|
||||
* This file is a part of the zlib compression module for NSIS.
|
||||
*
|
||||
* Copyright and license information can be found below.
|
||||
* Modifications Copyright (C) 1999-2009 Nullsoft and Contributors
|
||||
*
|
||||
* The original zlib source code is available at
|
||||
* http://www.zlib.net/
|
||||
*
|
||||
* This software is provided 'as-is', without any express or implied
|
||||
* warranty.
|
||||
*/
|
||||
|
||||
/* trees.c -- output deflated data using Huffman coding
|
||||
* Copyright (C) 1995-1998 Jean-loup Gailly
|
||||
* For conditions of distribution and use, see copyright notice in zlib.h
|
||||
*/
|
||||
|
||||
|
||||
#include "DEFLATE.H"
|
||||
|
||||
#ifdef DEBUG
|
||||
# include <ctype.h>
|
||||
#endif
|
||||
|
||||
/* ===========================================================================
|
||||
* Constants
|
||||
*/
|
||||
|
||||
#define MAX_BL_BITS 7
|
||||
/* Bit length codes must not exceed MAX_BL_BITS bits */
|
||||
|
||||
#define END_BLOCK 256
|
||||
/* end of block literal code */
|
||||
|
||||
#define REP_3_6 16
|
||||
/* repeat previous bit length 3-6 times (2 bits of repeat count) */
|
||||
|
||||
#define REPZ_3_10 17
|
||||
/* repeat a zero length 3-10 times (3 bits of repeat count) */
|
||||
|
||||
#define REPZ_11_138 18
|
||||
/* repeat a zero length 11-138 times (7 bits of repeat count) */
|
||||
|
||||
local const int extra_lbits[LENGTH_CODES] /* extra bits for each length code */
|
||||
= {0,0,0,0,0,0,0,0,1,1,1,1,2,2,2,2,3,3,3,3,4,4,4,4,5,5,5,5,0};
|
||||
|
||||
local const int extra_dbits[D_CODES] /* extra bits for each distance code */
|
||||
= {0,0,0,0,1,1,2,2,3,3,4,4,5,5,6,6,7,7,8,8,9,9,10,10,11,11,12,12,13,13};
|
||||
|
||||
local const int extra_blbits[BL_CODES]/* extra bits for each bit length code */
|
||||
= {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,2,3,7};
|
||||
|
||||
local const uch bl_order[BL_CODES]
|
||||
= {16,17,18,0,8,7,9,6,10,5,11,4,12,3,13,2,14,1,15};
|
||||
/* The lengths of the bit length codes are sent in order of decreasing
|
||||
* probability, to avoid transmitting the lengths for unused bit length codes.
|
||||
*/
|
||||
|
||||
#define Buf_size (8 * 2*sizeof(char))
|
||||
|
||||
#define DIST_CODE_LEN 512 /* see definition of array dist_code below */
|
||||
|
||||
local ct_data static_ltree[L_CODES+2];
|
||||
|
||||
local ct_data static_dtree[D_CODES];
|
||||
|
||||
uch _dist_code[DIST_CODE_LEN];
|
||||
|
||||
uch _length_code[MAX_MATCH-MIN_MATCH+1];
|
||||
/* length code for each normalized match length (0 == MIN_MATCH) */
|
||||
|
||||
local int base_length[LENGTH_CODES];
|
||||
/* First normalized length for each code (0 = MIN_MATCH) */
|
||||
|
||||
local int base_dist[D_CODES];
|
||||
/* First normalized distance for each code (0 = distance of 1) */
|
||||
|
||||
struct static_tree_desc_s {
|
||||
const ct_data *static_tree; /* static tree or NULL */
|
||||
const intf *extra_bits; /* extra bits for each code or NULL */
|
||||
int extra_base; /* base index for extra_bits */
|
||||
int elems; /* max number of elements in the tree */
|
||||
int max_length; /* max bit length for the codes */
|
||||
};
|
||||
|
||||
local static_tree_desc static_l_desc =
|
||||
{static_ltree, extra_lbits, LITERALS+1, L_CODES, MAX_BITS};
|
||||
|
||||
local static_tree_desc static_d_desc =
|
||||
{static_dtree, extra_dbits, 0, D_CODES, MAX_BITS};
|
||||
|
||||
local static_tree_desc static_bl_desc =
|
||||
{(const ct_data *)0, extra_blbits, 0, BL_CODES, MAX_BL_BITS};
|
||||
|
||||
/* ===========================================================================
|
||||
* Local (static) routines in this file.
|
||||
*/
|
||||
|
||||
local void tr_static_init OF((void));
|
||||
local void init_block OF((deflate_state *s));
|
||||
local void pqdownheap OF((deflate_state *s, ct_data *tree, int k));
|
||||
local void gen_bitlen OF((deflate_state *s, tree_desc *desc));
|
||||
local void gen_codes OF((ct_data *tree, int max_code, ushf *bl_count));
|
||||
local void build_tree OF((deflate_state *s, tree_desc *desc));
|
||||
local void scan_tree OF((deflate_state *s, ct_data *tree, int max_code));
|
||||
local void send_tree OF((deflate_state *s, ct_data *tree, int max_code));
|
||||
local int build_bl_tree OF((deflate_state *s));
|
||||
local void send_all_trees OF((deflate_state *s, int lcodes, int dcodes,
|
||||
int blcodes));
|
||||
local void compress_block OF((deflate_state *s, ct_data *ltree,
|
||||
ct_data *dtree));
|
||||
local unsigned bi_reverse OF((unsigned value, int length));
|
||||
local void bi_windup OF((deflate_state *s));
|
||||
local void bi_flush OF((deflate_state *s));
|
||||
local void copy_block OF((deflate_state *s, charf *buf, unsigned len,
|
||||
int header));
|
||||
|
||||
#ifdef GEN_TREES_H
|
||||
local void gen_trees_header OF((void));
|
||||
#endif
|
||||
|
||||
#ifndef DEBUG
|
||||
# define send_code(s, c, tree) send_bits(s, tree[c].Code, tree[c].Len)
|
||||
/* Send a code of the given tree. c and tree must not have side effects */
|
||||
|
||||
#else /* DEBUG */
|
||||
# define send_code(s, c, tree) \
|
||||
{ if (z_verbose>2) fprintf(stderr,"\ncd %3d ",(c)); \
|
||||
send_bits(s, tree[c].Code, tree[c].Len); }
|
||||
#endif
|
||||
|
||||
/* ===========================================================================
|
||||
* Output a short LSB first on the stream.
|
||||
* IN assertion: there is enough room in pendingBuf.
|
||||
*/
|
||||
#define put_short(s, w) { \
|
||||
put_byte(s, (uch)((w) & 0xff)); \
|
||||
put_byte(s, (uch)((ush)(w) >> 8)); \
|
||||
}
|
||||
|
||||
/* ===========================================================================
|
||||
* Send a value on a given number of bits.
|
||||
* IN assertion: length <= 16 and value fits in length bits.
|
||||
*/
|
||||
#ifdef DEBUG
|
||||
local void send_bits OF((deflate_state *s, int value, int length));
|
||||
|
||||
local void send_bits(s, value, length)
|
||||
deflate_state *s;
|
||||
int value; /* value to send */
|
||||
int length; /* number of bits */
|
||||
{
|
||||
Tracevv((stderr," l %2d v %4x ", length, value));
|
||||
Assert(length > 0 && length <= 15, "invalid length");
|
||||
s->bits_sent += (ulg)length;
|
||||
|
||||
if (s->bi_valid > (int)Buf_size - length) {
|
||||
s->bi_buf |= (value << s->bi_valid);
|
||||
put_short(s, s->bi_buf);
|
||||
s->bi_buf = (ush)value >> (Buf_size - s->bi_valid);
|
||||
s->bi_valid += length - Buf_size;
|
||||
} else {
|
||||
s->bi_buf |= value << s->bi_valid;
|
||||
s->bi_valid += length;
|
||||
}
|
||||
}
|
||||
#else /* !DEBUG */
|
||||
|
||||
#define send_bits(s, value, length) \
|
||||
{ int len = length;\
|
||||
if (s->bi_valid > (int)Buf_size - len) {\
|
||||
int val = value;\
|
||||
s->bi_buf |= (val << s->bi_valid);\
|
||||
put_short(s, s->bi_buf);\
|
||||
s->bi_buf = (ush)val >> (Buf_size - s->bi_valid);\
|
||||
s->bi_valid += len - Buf_size;\
|
||||
} else {\
|
||||
s->bi_buf |= (value) << s->bi_valid;\
|
||||
s->bi_valid += len;\
|
||||
}\
|
||||
}
|
||||
#endif /* DEBUG */
|
||||
|
||||
|
||||
#define MAX(a,b) (a >= b ? a : b)
|
||||
/* the arguments must not have side effects */
|
||||
|
||||
/* ===========================================================================
|
||||
* Initialize the various 'constant' tables.
|
||||
*/
|
||||
local void tr_static_init()
|
||||
{
|
||||
static int static_init_done = 0;
|
||||
int n; /* iterates over tree elements */
|
||||
int bits; /* bit counter */
|
||||
int length; /* length value */
|
||||
int code; /* code value */
|
||||
int dist; /* distance index */
|
||||
ush bl_count[MAX_BITS+1];
|
||||
/* number of codes at each bit length for an optimal tree */
|
||||
|
||||
if (static_init_done) return;
|
||||
|
||||
/* For some embedded targets, global variables are not initialized: */
|
||||
static_l_desc.static_tree = static_ltree;
|
||||
static_l_desc.extra_bits = extra_lbits;
|
||||
static_d_desc.static_tree = static_dtree;
|
||||
static_d_desc.extra_bits = extra_dbits;
|
||||
static_bl_desc.extra_bits = extra_blbits;
|
||||
|
||||
/* Initialize the mapping length (0..255) -> length code (0..28) */
|
||||
length = 0;
|
||||
for (code = 0; code < LENGTH_CODES-1; code++) {
|
||||
base_length[code] = length;
|
||||
for (n = 0; n < (1<<extra_lbits[code]); n++) {
|
||||
_length_code[length++] = (uch)code;
|
||||
}
|
||||
}
|
||||
Assert (length == 256, "tr_static_init: length != 256");
|
||||
_length_code[length-1] = (uch)code;
|
||||
|
||||
/* Initialize the mapping dist (0..32K) -> dist code (0..29) */
|
||||
dist = 0;
|
||||
for (code = 0 ; code < 16; code++) {
|
||||
base_dist[code] = dist;
|
||||
for (n = 0; n < (1<<extra_dbits[code]); n++) {
|
||||
_dist_code[dist++] = (uch)code;
|
||||
}
|
||||
}
|
||||
Assert (dist == 256, "tr_static_init: dist != 256");
|
||||
dist >>= 7; /* from now on, all distances are divided by 128 */
|
||||
for ( ; code < D_CODES; code++) {
|
||||
base_dist[code] = dist << 7;
|
||||
for (n = 0; n < (1<<(extra_dbits[code]-7)); n++) {
|
||||
_dist_code[256 + dist++] = (uch)code;
|
||||
}
|
||||
}
|
||||
Assert (dist == 256, "tr_static_init: 256+dist != 512");
|
||||
|
||||
/* Construct the codes of the static literal tree */
|
||||
for (bits = 0; bits <= MAX_BITS; bits++) bl_count[bits] = 0;
|
||||
n = 0;
|
||||
while (n <= 143) static_ltree[n++].Len = 8, bl_count[8]++;
|
||||
while (n <= 255) static_ltree[n++].Len = 9, bl_count[9]++;
|
||||
while (n <= 279) static_ltree[n++].Len = 7, bl_count[7]++;
|
||||
while (n <= 287) static_ltree[n++].Len = 8, bl_count[8]++;
|
||||
gen_codes((ct_data *)static_ltree, L_CODES+1, bl_count);
|
||||
|
||||
/* The static distance tree is trivial: */
|
||||
for (n = 0; n < D_CODES; n++) {
|
||||
static_dtree[n].Len = 5;
|
||||
static_dtree[n].Code = bi_reverse((unsigned)n, 5);
|
||||
}
|
||||
static_init_done = 1;
|
||||
|
||||
}
|
||||
|
||||
|
||||
void _tr_init(s)
|
||||
deflate_state *s;
|
||||
{
|
||||
tr_static_init();
|
||||
|
||||
s->l_desc.dyn_tree = s->dyn_ltree;
|
||||
s->l_desc.stat_desc = &static_l_desc;
|
||||
|
||||
s->d_desc.dyn_tree = s->dyn_dtree;
|
||||
s->d_desc.stat_desc = &static_d_desc;
|
||||
|
||||
s->bl_desc.dyn_tree = s->bl_tree;
|
||||
s->bl_desc.stat_desc = &static_bl_desc;
|
||||
|
||||
s->bi_buf = 0;
|
||||
s->bi_valid = 0;
|
||||
s->last_eob_len = 8; /* enough lookahead for inflate */
|
||||
#ifdef DEBUG
|
||||
s->compressed_len = 0L;
|
||||
s->bits_sent = 0L;
|
||||
#endif
|
||||
|
||||
/* Initialize the first block of the first file: */
|
||||
init_block(s);
|
||||
}
|
||||
|
||||
local void init_block(s)
|
||||
deflate_state *s;
|
||||
{
|
||||
int n; /* iterates over tree elements */
|
||||
|
||||
/* Initialize the trees. */
|
||||
for (n = 0; n < L_CODES; n++) s->dyn_ltree[n].Freq = 0;
|
||||
for (n = 0; n < D_CODES; n++) s->dyn_dtree[n].Freq = 0;
|
||||
for (n = 0; n < BL_CODES; n++) s->bl_tree[n].Freq = 0;
|
||||
|
||||
s->dyn_ltree[END_BLOCK].Freq = 1;
|
||||
s->opt_len = s->static_len = 0L;
|
||||
s->last_lit = s->matches = 0;
|
||||
}
|
||||
|
||||
#define SMALLEST 1
|
||||
#define pqremove(s, tree, top) \
|
||||
{\
|
||||
top = s->heap[SMALLEST]; \
|
||||
s->heap[SMALLEST] = s->heap[s->heap_len--]; \
|
||||
pqdownheap(s, tree, SMALLEST); \
|
||||
}
|
||||
#define smaller(tree, n, m, depth) \
|
||||
(tree[n].Freq < tree[m].Freq || \
|
||||
(tree[n].Freq == tree[m].Freq && depth[n] <= depth[m]))
|
||||
|
||||
local void pqdownheap(s, tree, k)
|
||||
deflate_state *s;
|
||||
ct_data *tree; /* the tree to restore */
|
||||
int k; /* node to move down */
|
||||
{
|
||||
int v = s->heap[k];
|
||||
int j = k << 1; /* left son of k */
|
||||
while (j <= s->heap_len) {
|
||||
/* Set j to the smallest of the two sons: */
|
||||
if (j < s->heap_len &&
|
||||
smaller(tree, s->heap[j+1], s->heap[j], s->depth)) {
|
||||
j++;
|
||||
}
|
||||
/* Exit if v is smaller than both sons */
|
||||
if (smaller(tree, v, s->heap[j], s->depth)) break;
|
||||
|
||||
/* Exchange v with the smallest son */
|
||||
s->heap[k] = s->heap[j]; k = j;
|
||||
|
||||
/* And continue down the tree, setting j to the left son of k */
|
||||
j <<= 1;
|
||||
}
|
||||
s->heap[k] = v;
|
||||
}
|
||||
|
||||
local void gen_bitlen(s, desc)
|
||||
deflate_state *s;
|
||||
tree_desc *desc; /* the tree descriptor */
|
||||
{
|
||||
ct_data *tree = desc->dyn_tree;
|
||||
int max_code = desc->max_code;
|
||||
const ct_data *stree = desc->stat_desc->static_tree;
|
||||
const intf *extra = desc->stat_desc->extra_bits;
|
||||
int base = desc->stat_desc->extra_base;
|
||||
int max_length = desc->stat_desc->max_length;
|
||||
int h; /* heap index */
|
||||
int n, m; /* iterate over the tree elements */
|
||||
int bits; /* bit length */
|
||||
int xbits; /* extra bits */
|
||||
ush f; /* frequency */
|
||||
int overflow = 0; /* number of elements with bit length too large */
|
||||
|
||||
for (bits = 0; bits <= MAX_BITS; bits++) s->bl_count[bits] = 0;
|
||||
|
||||
tree[s->heap[s->heap_max]].Len = 0; /* root of the heap */
|
||||
|
||||
for (h = s->heap_max+1; h < HEAP_SIZE; h++) {
|
||||
n = s->heap[h];
|
||||
bits = tree[tree[n].Dad].Len + 1;
|
||||
if (bits > max_length) bits = max_length, overflow++;
|
||||
tree[n].Len = (ush)bits;
|
||||
/* We overwrite tree[n].Dad which is no longer needed */
|
||||
|
||||
if (n > max_code) continue; /* not a leaf node */
|
||||
|
||||
s->bl_count[bits]++;
|
||||
xbits = 0;
|
||||
if (n >= base) xbits = extra[n-base];
|
||||
f = tree[n].Freq;
|
||||
s->opt_len += (ulg)f * (bits + xbits);
|
||||
if (stree) s->static_len += (ulg)f * (stree[n].Len + xbits);
|
||||
}
|
||||
if (overflow == 0) return;
|
||||
|
||||
Trace((stderr,"\nbit length overflow\n"));
|
||||
do {
|
||||
bits = max_length-1;
|
||||
while (s->bl_count[bits] == 0) bits--;
|
||||
s->bl_count[bits]--; /* move one leaf down the tree */
|
||||
s->bl_count[bits+1] += 2; /* move one overflow item as its brother */
|
||||
s->bl_count[max_length]--;
|
||||
overflow -= 2;
|
||||
} while (overflow > 0);
|
||||
|
||||
for (bits = max_length; bits != 0; bits--) {
|
||||
n = s->bl_count[bits];
|
||||
while (n != 0) {
|
||||
m = s->heap[--h];
|
||||
if (m > max_code) continue;
|
||||
if (tree[m].Len != (unsigned) bits) {
|
||||
Trace((stderr,"code %d bits %d->%d\n", m, tree[m].Len, bits));
|
||||
s->opt_len += ((long)bits - (long)tree[m].Len)
|
||||
*(long)tree[m].Freq;
|
||||
tree[m].Len = (ush)bits;
|
||||
}
|
||||
n--;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
local void gen_codes (tree, max_code, bl_count)
|
||||
ct_data *tree; /* the tree to decorate */
|
||||
int max_code; /* largest code with non zero frequency */
|
||||
ushf *bl_count; /* number of codes at each bit length */
|
||||
{
|
||||
ush next_code[MAX_BITS+1]; /* next code value for each bit length */
|
||||
ush code = 0; /* running code value */
|
||||
int bits; /* bit index */
|
||||
int n; /* code index */
|
||||
|
||||
for (bits = 1; bits <= MAX_BITS; bits++) {
|
||||
next_code[bits] = code = (code + bl_count[bits-1]) << 1;
|
||||
}
|
||||
Assert (code + bl_count[MAX_BITS]-1 == (1<<MAX_BITS)-1,
|
||||
"inconsistent bit counts");
|
||||
Tracev((stderr,"\ngen_codes: max_code %d ", max_code));
|
||||
|
||||
for (n = 0; n <= max_code; n++) {
|
||||
int len = tree[n].Len;
|
||||
if (len == 0) continue;
|
||||
/* Now reverse the bits */
|
||||
tree[n].Code = bi_reverse(next_code[len]++, len);
|
||||
|
||||
Tracecv(tree != static_ltree, (stderr,"\nn %3d %c l %2d c %4x (%x) ",
|
||||
n, (isgraph(n) ? n : ' '), len, tree[n].Code, next_code[len]-1));
|
||||
}
|
||||
}
|
||||
|
||||
local void build_tree(s, desc)
|
||||
deflate_state *s;
|
||||
tree_desc *desc; /* the tree descriptor */
|
||||
{
|
||||
ct_data *tree = desc->dyn_tree;
|
||||
const ct_data *stree = desc->stat_desc->static_tree;
|
||||
int elems = desc->stat_desc->elems;
|
||||
int n, m; /* iterate over heap elements */
|
||||
int max_code = -1; /* largest code with non zero frequency */
|
||||
int node; /* new node being created */
|
||||
|
||||
s->heap_len = 0, s->heap_max = HEAP_SIZE;
|
||||
|
||||
for (n = 0; n < elems; n++) {
|
||||
if (tree[n].Freq != 0) {
|
||||
s->heap[++(s->heap_len)] = max_code = n;
|
||||
s->depth[n] = 0;
|
||||
} else {
|
||||
tree[n].Len = 0;
|
||||
}
|
||||
}
|
||||
while (s->heap_len < 2) {
|
||||
node = s->heap[++(s->heap_len)] = (max_code < 2 ? ++max_code : 0);
|
||||
tree[node].Freq = 1;
|
||||
s->depth[node] = 0;
|
||||
s->opt_len--; if (stree) s->static_len -= stree[node].Len;
|
||||
/* node is 0 or 1 so it does not have extra bits */
|
||||
}
|
||||
desc->max_code = max_code;
|
||||
|
||||
for (n = s->heap_len/2; n >= 1; n--) pqdownheap(s, tree, n);
|
||||
|
||||
node = elems; /* next internal node of the tree */
|
||||
do {
|
||||
pqremove(s, tree, n); /* n = node of least frequency */
|
||||
m = s->heap[SMALLEST]; /* m = node of next least frequency */
|
||||
|
||||
s->heap[--(s->heap_max)] = n; /* keep the nodes sorted by frequency */
|
||||
s->heap[--(s->heap_max)] = m;
|
||||
|
||||
/* Create a new node father of n and m */
|
||||
tree[node].Freq = tree[n].Freq + tree[m].Freq;
|
||||
s->depth[node] = (uch) (MAX(s->depth[n], s->depth[m]) + 1);
|
||||
tree[n].Dad = tree[m].Dad = (ush)node;
|
||||
#ifdef DUMP_BL_TREE
|
||||
if (tree == s->bl_tree) {
|
||||
fprintf(stderr,"\nnode %d(%d), sons %d(%d) %d(%d)",
|
||||
node, tree[node].Freq, n, tree[n].Freq, m, tree[m].Freq);
|
||||
}
|
||||
#endif
|
||||
/* and insert the new node in the heap */
|
||||
s->heap[SMALLEST] = node++;
|
||||
pqdownheap(s, tree, SMALLEST);
|
||||
|
||||
} while (s->heap_len >= 2);
|
||||
|
||||
s->heap[--(s->heap_max)] = s->heap[SMALLEST];
|
||||
|
||||
gen_bitlen(s, (tree_desc *)desc);
|
||||
|
||||
/* The field len is now set, we can generate the bit codes */
|
||||
gen_codes ((ct_data *)tree, max_code, s->bl_count);
|
||||
}
|
||||
|
||||
local void scan_tree (s, tree, max_code)
|
||||
deflate_state *s;
|
||||
ct_data *tree; /* the tree to be scanned */
|
||||
int max_code; /* and its largest code of non zero frequency */
|
||||
{
|
||||
int n; /* iterates over all tree elements */
|
||||
int prevlen = -1; /* last emitted length */
|
||||
int curlen; /* length of current code */
|
||||
int nextlen = tree[0].Len; /* length of next code */
|
||||
int count = 0; /* repeat count of the current code */
|
||||
int max_count = 7; /* max repeat count */
|
||||
int min_count = 4; /* min repeat count */
|
||||
|
||||
if (nextlen == 0) max_count = 138, min_count = 3;
|
||||
tree[max_code+1].Len = (ush)0xffff; /* guard */
|
||||
|
||||
for (n = 0; n <= max_code; n++) {
|
||||
curlen = nextlen; nextlen = tree[n+1].Len;
|
||||
if (++count < max_count && curlen == nextlen) {
|
||||
continue;
|
||||
} else if (count < min_count) {
|
||||
s->bl_tree[curlen].Freq += count;
|
||||
} else if (curlen != 0) {
|
||||
if (curlen != prevlen) s->bl_tree[curlen].Freq++;
|
||||
s->bl_tree[REP_3_6].Freq++;
|
||||
} else if (count <= 10) {
|
||||
s->bl_tree[REPZ_3_10].Freq++;
|
||||
} else {
|
||||
s->bl_tree[REPZ_11_138].Freq++;
|
||||
}
|
||||
count = 0; prevlen = curlen;
|
||||
if (nextlen == 0) {
|
||||
max_count = 138, min_count = 3;
|
||||
} else if (curlen == nextlen) {
|
||||
max_count = 6, min_count = 3;
|
||||
} else {
|
||||
max_count = 7, min_count = 4;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
local void send_tree (s, tree, max_code)
|
||||
deflate_state *s;
|
||||
ct_data *tree; /* the tree to be scanned */
|
||||
int max_code; /* and its largest code of non zero frequency */
|
||||
{
|
||||
int n; /* iterates over all tree elements */
|
||||
int prevlen = -1; /* last emitted length */
|
||||
int curlen; /* length of current code */
|
||||
int nextlen = tree[0].Len; /* length of next code */
|
||||
int count = 0; /* repeat count of the current code */
|
||||
int max_count = 7; /* max repeat count */
|
||||
int min_count = 4; /* min repeat count */
|
||||
|
||||
/* tree[max_code+1].Len = -1; */ /* guard already set */
|
||||
if (nextlen == 0) max_count = 138, min_count = 3;
|
||||
|
||||
for (n = 0; n <= max_code; n++) {
|
||||
curlen = nextlen; nextlen = tree[n+1].Len;
|
||||
if (++count < max_count && curlen == nextlen) {
|
||||
continue;
|
||||
} else if (count < min_count) {
|
||||
do { send_code(s, curlen, s->bl_tree); } while (--count != 0);
|
||||
|
||||
} else if (curlen != 0) {
|
||||
if (curlen != prevlen) {
|
||||
send_code(s, curlen, s->bl_tree); count--;
|
||||
}
|
||||
Assert(count >= 3 && count <= 6, " 3_6?");
|
||||
send_code(s, REP_3_6, s->bl_tree); send_bits(s, count-3, 2);
|
||||
|
||||
} else if (count <= 10) {
|
||||
send_code(s, REPZ_3_10, s->bl_tree); send_bits(s, count-3, 3);
|
||||
|
||||
} else {
|
||||
send_code(s, REPZ_11_138, s->bl_tree); send_bits(s, count-11, 7);
|
||||
}
|
||||
count = 0; prevlen = curlen;
|
||||
if (nextlen == 0) {
|
||||
max_count = 138, min_count = 3;
|
||||
} else if (curlen == nextlen) {
|
||||
max_count = 6, min_count = 3;
|
||||
} else {
|
||||
max_count = 7, min_count = 4;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
local int build_bl_tree(s)
|
||||
deflate_state *s;
|
||||
{
|
||||
int max_blindex; /* index of last bit length code of non zero freq */
|
||||
|
||||
/* Determine the bit length frequencies for literal and distance trees */
|
||||
scan_tree(s, (ct_data *)s->dyn_ltree, s->l_desc.max_code);
|
||||
scan_tree(s, (ct_data *)s->dyn_dtree, s->d_desc.max_code);
|
||||
|
||||
/* Build the bit length tree: */
|
||||
build_tree(s, (tree_desc *)(&(s->bl_desc)));
|
||||
for (max_blindex = BL_CODES-1; max_blindex >= 3; max_blindex--) {
|
||||
if (s->bl_tree[bl_order[max_blindex]].Len != 0) break;
|
||||
}
|
||||
/* Update opt_len to include the bit length tree and counts */
|
||||
s->opt_len += 3*(max_blindex+1) + 5+5+4;
|
||||
Tracev((stderr, "\ndyn trees: dyn %ld, stat %ld",
|
||||
s->opt_len, s->static_len));
|
||||
|
||||
return max_blindex;
|
||||
}
|
||||
|
||||
local void send_all_trees(s, lcodes, dcodes, blcodes)
|
||||
deflate_state *s;
|
||||
int lcodes, dcodes, blcodes; /* number of codes for each tree */
|
||||
{
|
||||
int rank; /* index in bl_order */
|
||||
|
||||
Assert (lcodes >= 257 && dcodes >= 1 && blcodes >= 4, "not enough codes");
|
||||
Assert (lcodes <= L_CODES && dcodes <= D_CODES && blcodes <= BL_CODES,
|
||||
"too many codes");
|
||||
Tracev((stderr, "\nbl counts: "));
|
||||
send_bits(s, lcodes-257, 5); /* not +255 as stated in appnote.txt */
|
||||
send_bits(s, dcodes-1, 5);
|
||||
send_bits(s, blcodes-4, 4); /* not -3 as stated in appnote.txt */
|
||||
for (rank = 0; rank < blcodes; rank++) {
|
||||
Tracev((stderr, "\nbl code %2d ", bl_order[rank]));
|
||||
send_bits(s, s->bl_tree[bl_order[rank]].Len, 3);
|
||||
}
|
||||
Tracev((stderr, "\nbl tree: sent %ld", s->bits_sent));
|
||||
|
||||
send_tree(s, (ct_data *)s->dyn_ltree, lcodes-1); /* literal tree */
|
||||
Tracev((stderr, "\nlit tree: sent %ld", s->bits_sent));
|
||||
|
||||
send_tree(s, (ct_data *)s->dyn_dtree, dcodes-1); /* distance tree */
|
||||
Tracev((stderr, "\ndist tree: sent %ld", s->bits_sent));
|
||||
}
|
||||
|
||||
void _tr_stored_block(s, buf, stored_len, eof)
|
||||
deflate_state *s;
|
||||
charf *buf; /* input block */
|
||||
ulg stored_len; /* length of input block */
|
||||
int eof; /* true if this is the last block for a file */
|
||||
{
|
||||
send_bits(s, (STORED_BLOCK<<1)+eof, 3); /* send block type */
|
||||
#ifdef DEBUG
|
||||
s->compressed_len = (s->compressed_len + 3 + 7) & (ulg)~7L;
|
||||
s->compressed_len += (stored_len + 4) << 3;
|
||||
#endif
|
||||
copy_block(s, buf, (unsigned)stored_len, 1); /* with header */
|
||||
}
|
||||
|
||||
void _tr_align(s)
|
||||
deflate_state *s;
|
||||
{
|
||||
send_bits(s, STATIC_TREES<<1, 3);
|
||||
send_code(s, END_BLOCK, static_ltree);
|
||||
#ifdef DEBUG
|
||||
s->compressed_len += 10L; /* 3 for block type, 7 for EOB */
|
||||
#endif
|
||||
bi_flush(s);
|
||||
if (1 + s->last_eob_len + 10 - s->bi_valid < 9) {
|
||||
send_bits(s, STATIC_TREES<<1, 3);
|
||||
send_code(s, END_BLOCK, static_ltree);
|
||||
#ifdef DEBUG
|
||||
s->compressed_len += 10L;
|
||||
#endif
|
||||
bi_flush(s);
|
||||
}
|
||||
s->last_eob_len = 7;
|
||||
}
|
||||
|
||||
void _tr_flush_block(s, buf, stored_len, eof)
|
||||
deflate_state *s;
|
||||
charf *buf; /* input block, or NULL if too old */
|
||||
ulg stored_len; /* length of input block */
|
||||
int eof; /* true if this is the last block for a file */
|
||||
{
|
||||
ulg opt_lenb, static_lenb; /* opt_len and static_len in bytes */
|
||||
int max_blindex = 0; /* index of last bit length code of non zero freq */
|
||||
|
||||
/* Build the Huffman trees unless a stored block is forced */
|
||||
if (s->level > 0) {
|
||||
|
||||
/* Construct the literal and distance trees */
|
||||
build_tree(s, (tree_desc *)(&(s->l_desc)));
|
||||
Tracev((stderr, "\nlit data: dyn %ld, stat %ld", s->opt_len,
|
||||
s->static_len));
|
||||
|
||||
build_tree(s, (tree_desc *)(&(s->d_desc)));
|
||||
Tracev((stderr, "\ndist data: dyn %ld, stat %ld", s->opt_len,
|
||||
s->static_len));
|
||||
max_blindex = build_bl_tree(s);
|
||||
|
||||
/* Determine the best encoding. Compute first the block length in bytes*/
|
||||
opt_lenb = (s->opt_len+3+7)>>3;
|
||||
static_lenb = (s->static_len+3+7)>>3;
|
||||
|
||||
Tracev((stderr, "\nopt %lu(%lu) stat %lu(%lu) stored %lu lit %u ",
|
||||
opt_lenb, s->opt_len, static_lenb, s->static_len, stored_len,
|
||||
s->last_lit));
|
||||
|
||||
if (static_lenb <= opt_lenb) opt_lenb = static_lenb;
|
||||
|
||||
} else {
|
||||
Assert(buf != (char*)0, "lost buf");
|
||||
opt_lenb = static_lenb = stored_len + 5; /* force a stored block */
|
||||
}
|
||||
|
||||
#ifdef FORCE_STORED
|
||||
if (buf != (char*)0) { /* force stored block */
|
||||
#else
|
||||
if (stored_len+4 <= opt_lenb && buf != (char*)0) {
|
||||
/* 4: two words for the lengths */
|
||||
#endif
|
||||
_tr_stored_block(s, buf, stored_len, eof);
|
||||
|
||||
#ifdef FORCE_STATIC
|
||||
} else if (static_lenb >= 0) { /* force static trees */
|
||||
#else
|
||||
} else if (static_lenb == opt_lenb) {
|
||||
#endif
|
||||
send_bits(s, (STATIC_TREES<<1)+eof, 3);
|
||||
compress_block(s, (ct_data *)static_ltree, (ct_data *)static_dtree);
|
||||
#ifdef DEBUG
|
||||
s->compressed_len += 3 + s->static_len;
|
||||
#endif
|
||||
} else {
|
||||
send_bits(s, (DYN_TREES<<1)+eof, 3);
|
||||
send_all_trees(s, s->l_desc.max_code+1, s->d_desc.max_code+1,
|
||||
max_blindex+1);
|
||||
compress_block(s, (ct_data *)s->dyn_ltree, (ct_data *)s->dyn_dtree);
|
||||
#ifdef DEBUG
|
||||
s->compressed_len += 3 + s->opt_len;
|
||||
#endif
|
||||
}
|
||||
Assert (s->compressed_len == s->bits_sent, "bad compressed size");
|
||||
|
||||
init_block(s);
|
||||
|
||||
if (eof) {
|
||||
bi_windup(s);
|
||||
#ifdef DEBUG
|
||||
s->compressed_len += 7; /* align on byte boundary */
|
||||
#endif
|
||||
}
|
||||
Tracev((stderr,"\ncomprlen %lu(%lu) ", s->compressed_len>>3,
|
||||
s->compressed_len-7*eof));
|
||||
}
|
||||
|
||||
int _tr_tally (s, dist, lc)
|
||||
deflate_state *s;
|
||||
unsigned dist; /* distance of matched string */
|
||||
unsigned lc; /* match length-MIN_MATCH or unmatched char (if dist==0) */
|
||||
{
|
||||
s->d_buf[s->last_lit] = (ush)dist;
|
||||
s->l_buf[s->last_lit++] = (uch)lc;
|
||||
if (dist == 0) {
|
||||
/* lc is the unmatched char */
|
||||
s->dyn_ltree[lc].Freq++;
|
||||
} else {
|
||||
s->matches++;
|
||||
/* Here, lc is the match length - MIN_MATCH */
|
||||
dist--; /* dist = match distance - 1 */
|
||||
Assert((ush)dist < (ush)MAX_DIST(s) &&
|
||||
(ush)lc <= (ush)(MAX_MATCH-MIN_MATCH) &&
|
||||
(ush)d_code(dist) < (ush)D_CODES, "_tr_tally: bad match");
|
||||
|
||||
s->dyn_ltree[_length_code[lc]+LITERALS+1].Freq++;
|
||||
s->dyn_dtree[d_code(dist)].Freq++;
|
||||
}
|
||||
|
||||
#ifdef TRUNCATE_BLOCK
|
||||
/* Try to guess if it is profitable to stop the current block here */
|
||||
if ((s->last_lit & 0x1fff) == 0 && s->level > 2) {
|
||||
/* Compute an upper bound for the compressed length */
|
||||
ulg out_length = (ulg)s->last_lit*8L;
|
||||
ulg in_length = (ulg)((long)s->strstart - s->block_start);
|
||||
int dcode;
|
||||
for (dcode = 0; dcode < D_CODES; dcode++) {
|
||||
out_length += (ulg)s->dyn_dtree[dcode].Freq *
|
||||
(5L+extra_dbits[dcode]);
|
||||
}
|
||||
out_length >>= 3;
|
||||
Tracev((stderr,"\nlast_lit %u, in %ld, out ~%ld(%ld%%) ",
|
||||
s->last_lit, in_length, out_length,
|
||||
100L - out_length*100L/in_length));
|
||||
if (s->matches < s->last_lit/2 && out_length < in_length/2) return 1;
|
||||
}
|
||||
#endif
|
||||
return (s->last_lit == s->lit_bufsize-1);
|
||||
}
|
||||
|
||||
local void compress_block(s, ltree, dtree)
|
||||
deflate_state *s;
|
||||
ct_data *ltree; /* literal tree */
|
||||
ct_data *dtree; /* distance tree */
|
||||
{
|
||||
unsigned dist; /* distance of matched string */
|
||||
int lc; /* match length or unmatched char (if dist == 0) */
|
||||
unsigned lx = 0; /* running index in l_buf */
|
||||
unsigned code; /* the code to send */
|
||||
int extra; /* number of extra bits to send */
|
||||
|
||||
if (s->last_lit != 0) do {
|
||||
dist = s->d_buf[lx];
|
||||
lc = s->l_buf[lx++];
|
||||
if (dist == 0) {
|
||||
send_code(s, lc, ltree); /* send a literal byte */
|
||||
Tracecv(isgraph(lc), (stderr," '%c' ", lc));
|
||||
} else {
|
||||
/* Here, lc is the match length - MIN_MATCH */
|
||||
code = _length_code[lc];
|
||||
send_code(s, code+LITERALS+1, ltree); /* send the length code */
|
||||
extra = extra_lbits[code];
|
||||
if (extra != 0) {
|
||||
lc -= base_length[code];
|
||||
send_bits(s, lc, extra); /* send the extra length bits */
|
||||
}
|
||||
dist--; /* dist is now the match distance - 1 */
|
||||
code = d_code(dist);
|
||||
Assert (code < D_CODES, "bad d_code");
|
||||
|
||||
send_code(s, code, dtree); /* send the distance code */
|
||||
extra = extra_dbits[code];
|
||||
if (extra != 0) {
|
||||
dist -= base_dist[code];
|
||||
send_bits(s, dist, extra); /* send the extra distance bits */
|
||||
}
|
||||
} /* literal or match pair ? */
|
||||
|
||||
/* Check that the overlay between pending_buf and d_buf+l_buf is ok: */
|
||||
Assert(s->pending < s->lit_bufsize + 2*lx, "pendingBuf overflow");
|
||||
|
||||
} while (lx < s->last_lit);
|
||||
|
||||
send_code(s, END_BLOCK, ltree);
|
||||
s->last_eob_len = ltree[END_BLOCK].Len;
|
||||
}
|
||||
|
||||
local unsigned bi_reverse(code, len)
|
||||
unsigned code; /* the value to invert */
|
||||
int len; /* its bit length */
|
||||
{
|
||||
register unsigned res = 0;
|
||||
do {
|
||||
res |= code & 1;
|
||||
code >>= 1, res <<= 1;
|
||||
} while (--len > 0);
|
||||
return res >> 1;
|
||||
}
|
||||
|
||||
local void bi_flush(s)
|
||||
deflate_state *s;
|
||||
{
|
||||
if (s->bi_valid == 16) {
|
||||
put_short(s, s->bi_buf);
|
||||
s->bi_buf = 0;
|
||||
s->bi_valid = 0;
|
||||
} else if (s->bi_valid >= 8) {
|
||||
put_byte(s, (Byte)s->bi_buf);
|
||||
s->bi_buf >>= 8;
|
||||
s->bi_valid -= 8;
|
||||
}
|
||||
}
|
||||
|
||||
local void bi_windup(s)
|
||||
deflate_state *s;
|
||||
{
|
||||
if (s->bi_valid > 8) {
|
||||
put_short(s, s->bi_buf);
|
||||
} else if (s->bi_valid > 0) {
|
||||
put_byte(s, (Byte)s->bi_buf);
|
||||
}
|
||||
s->bi_buf = 0;
|
||||
s->bi_valid = 0;
|
||||
#ifdef DEBUG
|
||||
s->bits_sent = (s->bits_sent+7) & ~7;
|
||||
#endif
|
||||
}
|
||||
|
||||
local void copy_block(s, buf, len, header)
|
||||
deflate_state *s;
|
||||
charf *buf; /* the input data */
|
||||
unsigned len; /* its length */
|
||||
int header; /* true if block header must be written */
|
||||
{
|
||||
bi_windup(s); /* align on byte boundary */
|
||||
s->last_eob_len = 8; /* enough lookahead for inflate */
|
||||
|
||||
if (header) {
|
||||
put_short(s, (ush)len);
|
||||
#ifdef DEBUG
|
||||
s->bits_sent += 2*16;
|
||||
#endif
|
||||
}
|
||||
#ifdef DEBUG
|
||||
s->bits_sent += (ulg)len<<3;
|
||||
#endif
|
||||
while (len--) {
|
||||
put_byte(s, *buf++);
|
||||
}
|
||||
}
|
Loading…
Add table
Add a link
Reference in a new issue