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Added !uninstfinalize (patch 280)

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git-svn-id: https://svn.code.sf.net/p/nsis/code/NSIS/trunk@7294 212acab6-be3b-0410-9dea-997c60f758d6
This commit is contained in:
anders_k 2021-08-18 13:53:50 +00:00
parent 1768555f2b
commit 41bb557cbc
11 changed files with 166 additions and 79 deletions
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53
Source/exehead/exec.c
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@ -1563,36 +1563,41 @@ static int NSISCALL ExecuteEntry(entry *entry_)
hFile=myOpenFile(buf1,GENERIC_WRITE,CREATE_ALWAYS);
if (hFile != INVALID_HANDLE_VALUE)
{
unsigned char *filebuf;
int filehdrsize = g_filehdrsize;
filebuf=(unsigned char *)GlobalAlloc(GPTR,filehdrsize);
if (filebuf)
int dboffset = parm1;
if (parm2)
{
SetSelfFilePointer(0);
ReadSelfFile((char*)filebuf,filehdrsize);
unsigned char *filebuf;
int filehdrsize = g_filehdrsize;
filebuf=(unsigned char *)GlobalAlloc(GPTR,filehdrsize);
if (filebuf)
{
// parm1 = uninstdata_offset
// parm2 = m_unicon_size
unsigned char* seeker;
unsigned char* unicon_data = seeker = (unsigned char*)GlobalAlloc(GPTR,parm2);
if (unicon_data) {
GetCompressedDataFromDataBlockToMemory(parm1,unicon_data,parm2);
while (*seeker) {
struct icondata {
DWORD dwSize;
DWORD dwOffset;
} id = *(struct icondata *) seeker;
seeker += sizeof(struct icondata);
mini_memcpy(filebuf+id.dwOffset, seeker, id.dwSize);
seeker += id.dwSize;
SetSelfFilePointer(0);
ReadSelfFile((char*)filebuf,filehdrsize);
{
// parm1 = uninstdata_offset
// parm2 = m_unicon_size
unsigned char* seeker;
unsigned char* unicon_data = seeker = (unsigned char*)GlobalAlloc(GPTR,parm2);
if (unicon_data) {
GetCompressedDataFromDataBlockToMemory(parm1,unicon_data,parm2);
while (*seeker) {
struct icondata {
DWORD dwSize;
DWORD dwOffset;
} id = *(struct icondata *) seeker;
seeker += sizeof(struct icondata);
mini_memcpy(filebuf+id.dwOffset, seeker, id.dwSize);
seeker += id.dwSize;
}
GlobalFree(unicon_data);
}
GlobalFree(unicon_data);
}
myWriteFile(hFile,(char*)filebuf,filehdrsize);
GlobalFree(filebuf);
dboffset = -1;
}
myWriteFile(hFile,(char*)filebuf,filehdrsize);
GlobalFree(filebuf);
ret=GetCompressedDataFromDataBlock(-1,hFile);
}
ret=GetCompressedDataFromDataBlock(dboffset, hFile);
CloseHandle(hFile);
}
log_printf3(_T("created uninstaller: %d, \"%s\""),ret,buf1);