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new system plugin

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git-svn-id: https://svn.code.sf.net/p/nsis/code/NSIS/trunk@1459 212acab6-be3b-0410-9dea-997c60f758d6
This commit is contained in:
joostverburg 2002-10-23 17:53:09 +00:00
parent 4284cfc5da
commit d785ba2d70
19 changed files with 1968 additions and 624 deletions
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130
Contrib/System/Buffers.c
View file

@ -3,91 +3,79 @@
#include "System.h"
#include "Buffers.h"
PLUGINFUNCTION(AllocCopy)
int mem;
if (popint(&mem) == 0)
{
pushint(0);
return;
}
mem = (int) GlobalCopy((HANDLE) mem);
pushint(mem);
PLUGINFUNCTIONEND
PLUGINFUNCTION(Alloc)
PLUGINFUNCTIONSHORT(Alloc)
{
int size;
int mem;
if (popint(&size) == 0)
if ((size = popint()) == 0)
{
pushint(0);
return;
}
mem = (int) GlobalAlloc(GPTR, size);
pushint(mem);
pushint((int) GlobalAlloc(GPTR, size));
}
PLUGINFUNCTIONEND
PLUGINFUNCTION(Free)
int mem;
PLUGINFUNCTIONSHORT(Copy)
{
int size = 0;
HANDLE source, dest;
char *str;
// Get the string
if ((str = popstring()) == NULL) return;
if ((popint(&mem) == 0) || (mem == 0))
{
pushstring("false");
return;
}
if ((GlobalFree((HANDLE) mem) == NULL)) pushstring("true");
else pushstring("false");
// Check for size option
if (str[0] == '/')
{
size = (int) myatoi(str+1);
dest = popint();
}
else dest = (HANDLE) myatoi(str+1);
source = popint();
// Ok, check the size
if (size == 0) size = (int) GlobalSize(source);
// and the destinantion
if ((int) dest == 0) dest = GlobalAlloc((GPTR), size);
// COPY!
copymem(dest, source, size);
GlobalFree(str);
}
PLUGINFUNCTIONEND
/*typedef BOOL (__stdcall *GetDiskSpace)
(
LPCTSTR lpDirectoryName, // directory name
PULARGE_INTEGER lpFreeBytesAvailable, // bytes available to caller
PULARGE_INTEGER lpTotalNumberOfBytes, // bytes on disk
PULARGE_INTEGER lpTotalNumberOfFreeBytes // free bytes on disk
);*/
/*PLUGINFUNCTION(MyFunction)
GetDiskSpace proc;
ULARGE_INTEGER i1, i2, i3;
BOOL check;
proc = (GetDiskSpace) GetProcAddress(GetModuleHandle("kernel32.dll"), "GetDiskFreeSpaceExA");
check = proc(NULL, &i1, &i2, &i3);
_asm
PLUGINFUNCTIONSHORT(Free)
{
char *str;
// Get the string
if ((str = popstring()) == NULL) return;
// Check for callback clear
if (lstrcmpi(str,"/callback") == 0)
{
SystemProc *proc, *next;
next = (SystemProc*) popint();
// Clear all the clone queue of callback
while ((proc = next) != NULL)
{
push ecx
lea ecx, i3
push ecx
lea ecx, i2
push ecx
lea ecx, i1
push ecx
push 0
call proc
mov check, eax
// add esp, 16
pop ecx
next = proc->Clone;
GlobalFree((HANDLE)proc);
}
}
else
GlobalFree((HANDLE) myatoi(str));
GlobalFree(str);
}
PLUGINFUNCTIONEND
char buf[1024];
wsprintf(buf,"$0=%s\n",getuservariable(INST_0));
MessageBox(g_hwndParent,buf,0,MB_OK);
PLUGINFUNCTIONEND*/
char *copymem(char *output, char *input, int size)
{
char *out = output;
while (size-- > 0) *(out++) = *(input++);
return output;
}
HANDLE GlobalCopy(HANDLE Old)
{
SIZE_T size;
HANDLE n;
size = GlobalSize(Old);
n = GlobalAlloc(GPTR, size);
CopyMemory(n, Old, size);
return n;
SIZE_T size = GlobalSize(Old);
return copymem(GlobalAlloc(GPTR, size), Old, (int) size);
}