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It seems Windows 98 doesn't check ranges...

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git-svn-id: https://svn.code.sf.net/p/nsis/code/NSIS/trunk@2783 212acab6-be3b-0410-9dea-997c60f758d6
This commit is contained in:
kichik 2003-08-03 23:32:56 +00:00
parent 1478517f26
commit 73708b6fd3
2 changed files with 7 additions and 6 deletions
Download patch file Download diff file Expand all files Collapse all files

13
Contrib/nsExec/nsexec.c
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@ -104,18 +104,19 @@ void ExecScript(int log) {
if ( CopyFile(meDLLPath, g_exec, FALSE) ) if ( CopyFile(meDLLPath, g_exec, FALSE) )
{ {
HANDLE hFile, hMapping; HANDLE hFile, hMapping;
LPBYTE pMapView;
PIMAGE_NT_HEADERS pNTHeaders; PIMAGE_NT_HEADERS pNTHeaders;
hFile = CreateFile(g_exec, GENERIC_READ|GENERIC_WRITE, 0, NULL, OPEN_EXISTING,0, 0); hFile = CreateFile(g_exec, GENERIC_READ|GENERIC_WRITE, 0, NULL, OPEN_EXISTING,0, 0);
hMapping = CreateFileMapping(hFile, NULL, PAGE_READWRITE, 0, 0, NULL); hMapping = CreateFileMapping(hFile, NULL, PAGE_READWRITE, 0, 0, NULL);
pNTHeaders = (PIMAGE_NT_HEADERS)MapViewOfFile(hMapping, FILE_MAP_WRITE, 0, 0, 0); pMapView = MapViewOfFile(hMapping, FILE_MAP_WRITE, 0, 0, 0);
if ( pNTHeaders ) if ( pMapView )
{ {
pNTHeaders = (PIMAGE_NT_HEADERS)((BYTE*)pNTHeaders + ((PIMAGE_DOS_HEADER)pNTHeaders)->e_lfanew); pNTHeaders = (PIMAGE_NT_HEADERS)(pMapView + ((PIMAGE_DOS_HEADER)pMapView)->e_lfanew);
pNTHeaders->FileHeader.Characteristics = IMAGE_FILE_32BIT_MACHINE | IMAGE_FILE_LOCAL_SYMS_STRIPPED | pNTHeaders->FileHeader.Characteristics = IMAGE_FILE_32BIT_MACHINE | IMAGE_FILE_LOCAL_SYMS_STRIPPED |
IMAGE_FILE_LINE_NUMS_STRIPPED | IMAGE_FILE_EXECUTABLE_IMAGE; IMAGE_FILE_LINE_NUMS_STRIPPED | IMAGE_FILE_EXECUTABLE_IMAGE;
pNTHeaders->OptionalHeader.Subsystem = IMAGE_SUBSYSTEM_WINDOWS_CUI; pNTHeaders->OptionalHeader.Subsystem = IMAGE_SUBSYSTEM_WINDOWS_CUI;
pNTHeaders->OptionalHeader.AddressOfEntryPoint = (DWORD)WinMain - (DWORD)g_hInst; pNTHeaders->OptionalHeader.AddressOfEntryPoint = (DWORD)WinMain - (DWORD)g_hInst;
UnmapViewOfFile(pNTHeaders); UnmapViewOfFile(pMapView);
} }
CloseHandle(hMapping); CloseHandle(hMapping);
CloseHandle(hFile); CloseHandle(hFile);
@ -379,8 +380,8 @@ int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine
{ {
do do
{ {
GetExitCodeProcess(pi.hProcess, &Ret); GetExitCodeProcess(pi.hProcess, &Ret);
Sleep(LOOPTIMEOUT); Sleep(LOOPTIMEOUT);
} while ( Ret == STILL_ACTIVE ); } while ( Ret == STILL_ACTIVE );
CloseHandle (pi.hProcess); CloseHandle (pi.hProcess);
CloseHandle (pi.hThread); CloseHandle (pi.hThread);

BIN
Plugins/nsExec.dll
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