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Support named version resource in VxD files so we can handle MSGame.VxD

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git-svn-id: https://svn.code.sf.net/p/nsis/code/NSIS/trunk@6934 212acab6-be3b-0410-9dea-997c60f758d6
This commit is contained in:
anders_k 2017-10-19 14:16:09 +00:00
parent a8a53f6696
commit b4b709769e
3 changed files with 100 additions and 118 deletions
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51
Source/util.cpp
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@ -58,6 +58,38 @@ using namespace std;
extern int g_display_errors;
extern FILE *g_output, *g_errout;
#ifdef _WIN32
static char* CreateMappedFileView(LPCTSTR szFile, DWORD FAccess, DWORD FShare, DWORD FMode, DWORD PProtect, DWORD MAccess)
{
char *pView = NULL, restoreGLE = false;
HANDLE hFile = CreateFile(szFile, FAccess, FShare, NULL, FMode, 0, NULL);
if (hFile == INVALID_HANDLE_VALUE) return pView;
HANDLE hMap = CreateFileMapping(hFile, NULL, PProtect, 0, 0, NULL);
if (hMap != INVALID_HANDLE_VALUE)
{
CloseHandle(hFile);
if ((pView = (char*) MapViewOfFile(hMap, MAccess, 0, 0, 0)))
{
CloseHandle(hMap);
}
else
{
DWORD error = restoreGLE ? GetLastError() : 0;
CloseHandle(hMap);
if (restoreGLE) SetLastError(error);
}
}
else
{
DWORD error = restoreGLE ? GetLastError() : 0;
CloseHandle(hFile);
if (restoreGLE) SetLastError(error);
}
return pView;
}
#endif //~ _WIN32
double my_wtof(const wchar_t *str)
{
char buf[100];
@ -585,7 +617,7 @@ int my_open(const TCHAR *pathname, int flags)
#endif
return result;
}
#endif//!_WIN32
#endif //! _WIN32
FILE* my_fopen(const TCHAR *path, const char *mode)
{
@ -669,6 +701,23 @@ BYTE* alloc_and_read_file(const TCHAR *filepath, unsigned long &size)
return result;
}
void close_file_view(FILEVIEW&mmfv)
{
#ifdef _WIN32
if (mmfv.base) UnmapViewOfFile(mmfv.base);
#else
// TODO
#endif
}
char* create_file_view_readonly(const TCHAR *filepath, FILEVIEW&mmfv)
{
#ifdef _WIN32
return mmfv.base = CreateMappedFileView(filepath, GENERIC_READ, FILE_SHARE_READ, OPEN_EXISTING, PAGE_READONLY, FILE_MAP_READ);
#else
return 0; // TODO
#endif
}
tstring get_full_path(const tstring &path) {
#ifdef _WIN32
TCHAR real_path[1024], *fnpart;