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324
Source/exehead/fileform.h
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324
Source/exehead/fileform.h
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#include "config.h"
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#ifndef _FILEFORM_H_
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#define _FILEFORM_H_
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// stored in file:
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// exehead (~34k)
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// firstheader (~28 bytes)
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// hdrinfo (4 bytes describing length/compression)::
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// (if install)
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// header (~228 bytes)
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// sections (20 bytes each)
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// (if uninstall)
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// uninstall_header (~116 bytes)
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// entries (24 bytes each)
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// string table
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// datablock
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// (hdrinfo+datablock is at least 512 bytes if CRC enabled)
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// CRC (optional - 4 bytes)
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#define MAX_ENTRY_OFFSETS 5
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// if you want people to not be able to decompile your installers as easily,
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// reorder the lines following EW_INVALID_OPCODE randomly.
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enum
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{
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EW_INVALID_OPCODE, // zero is invalid. useful for catching errors. (otherwise an all zeroes instruction does nothing, which is
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// easily ignored but means something is wrong.
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EW_RET, // return from function call
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EW_NOP, // Nop/Jump, do nothing: 1, [?new address+1:advance one]
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EW_ABORT, // Abort: 1 [status]
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EW_QUIT, // Quit: 0
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EW_CALL, // Call: 1 [new address+1]
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EW_UPDATETEXT, // Update status text: 2 [update str, ui_st_updateflag=?ui_st_updateflag:this]
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EW_SLEEP, // Sleep: 1 [sleep time in milliseconds]
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EW_SETSFCONTEXT, // SetShellVarContext: 1: [isAll]
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EW_HIDEWINDOW, // HideWindow: 0
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EW_BRINGTOFRONT, // BringToFront: 0
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EW_SETWINDOWCLOSE, // SetWindowClose: 1 [0: no window close at end, 1: window close at end]
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EW_CHDETAILSVIEW, // SetDetailsView: 2 [listaction,buttonaction]
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EW_SETFILEATTRIBUTES, // SetFileAttributes: 2 [filename, attributes]
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EW_CREATEDIR, // Create directory: 2, [path, ?update$INSTDIR]
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EW_IFFILEEXISTS, // IfFileExists: 3, [file name, jump amount if exists, jump amount if not exists]
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EW_IFERRORS, //a IfErrors: 3 [jump if error, jump if not error, new_erflag]
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EW_RENAME, // Rename: 3 [old, new, rebootok]
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EW_GETFULLPATHNAME, // GetFullPathName: 2 [output, input, ?lfn:sfn]
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EW_SEARCHPATH, // SearchPath: 2 [output, filename]
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EW_GETTEMPFILENAME, // GetTempFileName: 1 [output]
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EW_EXTRACTFILE, // File to extract: 5,[overwriteflag, output filename, compressed filedata, filedatetimelow, filedatetimehigh]
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// overwriteflag: 0x1 = no. 0x0=force, 0x2=try, 0x3=if date is newer
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EW_DELETEFILE, // Delete File: 2, [filename, rebootok]
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EW_MESSAGEBOX, // MessageBox: 5,[MB_flags,text,retv1:retv2,moveonretv1:moveonretv2]
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EW_RMDIR, // RMDir: 2 [path, recursiveflag]
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EW_STRLEN, // StrLen: 2 [output, input]
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EW_ASSIGNVAR, // Assign: 4 [variable (0-9) to assign, string to assign, maxlen, startpos]
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EW_STRCMP, // StrCmp: 4 [str1, str2, jump_if_equal, jump_if_not_equal] (case-insensitive)
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EW_READENVSTR, // ReadEnvStr/ExpandEnvStrings: 3 [output, string_with_env_variables, IsRead]
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EW_INTCMP, // IntCmp: 5 [val1, val2, equal, val1<val2, val1>val2]
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EW_INTCMPU, // IntCmpU: 5 [val1, val2, equal, val1<val2, val1>val2]
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EW_INTOP, // IntOp: 4 [output, input1, input2, op] where op: 0=add, 1=sub, 2=mul, 3=div, 4=bor, 5=band, 6=bxor, 7=bnot input1, 8=lnot input1, 9=lor, 10=land], 11=1%2
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EW_INTFMT, // IntFmt: [output, format, input]
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EW_PUSHPOP, // Push/Pop/Exchange: 3 [variable/string, ?pop:push, ?exch]
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EW_FINDWINDOW, // FindWindow: 5, [outputvar,window class,window name, window_parent, window_after]
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EW_SENDMESSAGE, // SendMessage: 5 [output, hwnd, msg, lparam, wparam]
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EW_ISWINDOW, // IsWindow: 3 [hwnd, jump_if_window, jump_if_notwindow]
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EW_SETDLGITEMTEXT, // SetDlgItemText: 2 [item_id, text]
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EW_SHELLEXEC, // ShellExecute program: 4, [shell action, complete commandline, parameters, showwindow]
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EW_EXECUTE, // Execute program: 3,[complete command line,waitflag,>=0?output errorcode]
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EW_GETFILETIME, // GetFileTime; 3 [file highout lowout]
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EW_GETDLLVERSION, // GetDLLVersion: 3 [file highout lowout]
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EW_REGISTERDLL, // Register DLL: 3,[DLL file name, string ptr of function to call, text to put in display (<0 if none/pass parms)]
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EW_CREATESHORTCUT, // Make Shortcut: 5, [link file, target file, parameters, icon file, iconindex|show mode<<8|hotkey<<16]
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EW_COPYFILES, // CopyFiles: 3 [source mask, destination location, flags]
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EW_REBOOT, // Reboot: 1 [0xbadf00d]
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EW_IFREBOOTFLAG, // IfRebootFlag: 2 [if reboot flag set, if not reboot flag]
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EW_SETREBOOTFLAG, // SetRebootFlag: 1 [new value]
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EW_WRITEINI, // Write INI String: 4, [Section, Name, Value, INI File]
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EW_READINISTR, // ReadINIStr: 4 [output, section, name, ini_file]
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EW_DELREG, // DeleteRegValue/DeleteRegKey: 4, [root key(int), KeyName, ValueName, delkeyonlyifempty]. ValueName is -1 if delete key
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EW_WRITEREG, // Write Registry value: 5, [RootKey(int),KeyName,ItemName,ItemData,typelen]
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// typelen=1 for str, 2 for dword, 3 for binary, 0 for expanded str
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EW_READREGSTR, // ReadRegStr: 5 [output, rootkey(int), keyname, itemname, ==1?int::str]
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EW_REGENUM, // RegEnum: 5 [output, rootkey, keyname, index, ?key:value]
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EW_FCLOSE, // FileClose: 1 [handle]
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EW_FOPEN, // FileOpen: 4 [name, openmode, createmode, outputhandle]
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EW_FPUTS, // FileWrite: 3 [handle, string, ?int:string]
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EW_FGETS, // FileRead: 4 [handle, output, maxlen, ?getchar:gets]
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EW_FSEEK, // FileSeek: 4 [handle, offset, mode, >=0?positionoutput]
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EW_FINDCLOSE, // FindClose: 1 [handle]
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EW_FINDNEXT, // FindNext: 2 [output, handle]
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EW_FINDFIRST, // FindFirst: 2 [filespec, output, handleoutput]
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EW_WRITEUNINSTALLER, // WriteUninstaller: 1 [name]
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EW_LOG, // LogText: 2 [0, text] / LogSet: [1, logstate]
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EW_SECTIONSET, // SectionSetText: 3: [idx, 0, text]
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// SectionGetText: 3: [idx, 1, output]
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// SectionSetFlags: 3: [idx, 2, flags]
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// SectionGetFlags: 3: [idx, 3, output]
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EW_SETBRANDINGIMAGE, // SetBrandingImage: 1: [Bitmap file]
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// instructions not actually implemented in exehead, but used in compiler.
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EW_GETLABELADDR, // both of these get converted to EW_ASSIGNVAR
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EW_GETFUNCTIONADDR,
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};
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// used for section->default_state
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#define DFS_SET 0x80000000
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#define DFS_RO 0x40000000
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typedef struct
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{
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int flags; // &1=CRC, &2=uninstall, &4=silent
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int siginfo; // FH_SIG
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int nsinst[3]; // FH_INT1,FH_INT2,FH_INT3
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// these point to the header+sections+entries+stringtable in the datablock
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int length_of_header;
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// this specifies the length of all the data (including the firstheader and CRC)
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int length_of_all_following_data;
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} firstheader;
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// Settings common to both installers and uninstallers
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typedef struct
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{
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// unprocessed strings
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int branding_ptr;
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int cancelbutton_ptr;
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int showdetailsbutton_ptr;
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int completed_ptr;
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int closebutton_ptr; // "Close"
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int name_ptr; // name of installer
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// processed strings
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int caption_ptr; // name of installer + " Setup" or whatever.
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int subcaption_ptrs[5];
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#ifdef NSIS_SUPPORT_FILE
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int fileerrtext_ptr;
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#endif
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int num_entries; // total number of entries
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#ifdef NSIS_SUPPORT_BGBG
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int bg_color1, bg_color2, bg_textcolor;
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#endif
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int lb_bg, lb_fg, license_bg;
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#ifdef NSIS_SUPPORT_CODECALLBACKS
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// .on* calls
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int code_onInit;
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int code_onInstSuccess;
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int code_onInstFailed;
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int code_onUserAbort;
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int code_onNextPage;
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#endif//NSIS_SUPPORT_CODECALLBACKS
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char show_details;
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char progress_flags;
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#ifdef NSIS_CONFIG_SILENT_SUPPORT
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char silent_install;
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#endif//NSIS_CONFIG_SILENT_SUPPORT
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// additional flags
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char misc_flags; // auto_close=&1, no_show_dirpage=&2, no_show_icon&4, no_rootdir&8;
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} common_header;
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// Settings specific to installers
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typedef struct
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{
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// common settings
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common_header common;
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// these first strings are literals (should not be encoded)
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int backbutton_ptr;
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int nextbutton_ptr;
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int browse_ptr; // "Browse..."
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int installbutton_ptr; // "Install"
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int spacerequired_ptr; // "Space required: "
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int spaceavailable_ptr; // "Space available: "
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int custom_ptr; // Custom
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int text_ptr; // directory page text
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int dirsubtext_ptr; // directory text2
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#ifdef NSIS_CONFIG_COMPONENTPAGE
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int componenttext_ptr; // component page text
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int componentsubtext_ptr[2];
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#endif
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#ifdef NSIS_CONFIG_LICENSEPAGE
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int licensetext_ptr; // license page text
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int licensedata_ptr; // license text
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int licensebutton_ptr; // license button text
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int license_bg; // license background color
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#endif//NSIS_CONFIG_LICENSEPAGE
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int install_reg_rootkey, install_reg_key_ptr, install_reg_value_ptr;
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#ifdef NSIS_CONFIG_COMPONENTPAGE
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int install_types_ptr[NSIS_MAX_INST_TYPES]; // -1 if not used. can describe as lite, normal, full, etc.
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#endif
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// below here, the strings are processed (can have variables etc)
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int install_directory_ptr; // default install dir.
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#ifdef NSIS_CONFIG_UNINSTALL_SUPPORT
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int uninstdata_offset; // -1 if no uninst data.
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int uninsticon_size;
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#endif
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#ifdef NSIS_CONFIG_COMPONENTPAGE
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int no_custom_instmode_flag;
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#endif
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int num_sections; // total number of sections
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#ifdef NSIS_SUPPORT_CODECALLBACKS
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// .on* calls
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int code_onPrevPage;
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int code_onVerifyInstDir;
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#ifdef NSIS_CONFIG_COMPONENTPAGE
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int code_onSelChange;
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#endif//NSIS_CONFIG_COMPONENTPAGE
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#endif//NSIS_SUPPORT_CODECALLBACKS
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} header;
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// Settings specific to uninstallers
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typedef struct
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{
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// common settings
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common_header common;
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// unprocessed strings
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int uninstbutton_ptr;
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int uninstalltext_ptr;
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int uninstalltext2_ptr;
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int code;
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int code_size;
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} uninstall_header;
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typedef struct
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{
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int name_ptr; // '' for non-optional components
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int default_state; // bits 0-30 set for each of the different install_types, if any.
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// DFS_SET and DFS_RO can be set too
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int code;
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int code_size;
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int size_kb;
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int expand;
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} section;
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typedef struct
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{
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int which;
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int offsets[MAX_ENTRY_OFFSETS]; // count and meaning of offsets depend on 'which'
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} entry;
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#define FH_FLAGS_MASK 15
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#define FH_FLAGS_CRC 1
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#define FH_FLAGS_UNINSTALL 2
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#ifdef NSIS_CONFIG_SILENT_SUPPORT
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#define FH_FLAGS_SILENT 4
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#endif
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// Added by Amir Szekely 23rd July 2002
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#define FH_FLAGS_FORCE_CRC 8
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#define FH_SIG 0xDEADBEEF
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// neato surprise signature that goes in firstheader. :)
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#define FH_INT1 0x6C6C754E
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#define FH_INT2 0x74666F73
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#define FH_INT3 0x74736E49
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// the following are only used/implemented in exehead, not makensis.
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int isheader(firstheader *h); // returns 0 on not header, length_of_datablock on success
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// returns nonzero on error
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// returns 0 on success
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// on success, m_header will be set to a pointer that should eventually be GlobalFree()'d.
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// (or m_uninstheader)
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int loadHeaders(void);
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extern HANDLE g_db_hFile;
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extern int g_quit_flag;
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const char *GetStringFromStringTab(int offs);
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int GetCompressedDataFromDataBlock(int offset, HANDLE hFileOut);
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int GetCompressedDataFromDataBlockToMemory(int offset, char *out, int out_len);
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// $0..$9, $INSTDIR, etc are encoded as ASCII bytes starting from this value.
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#define VAR_CODES_START (256 - 35)
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#endif //_FILEFORM_H_
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