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Flush and invalidate cache on closing handle

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This commit is contained in:
Jason Hood 2018-02-12 21:49:43 +10:00
parent af2c31c466
commit 0366daad05
1 changed files with 24 additions and 0 deletions
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24
ANSI.c
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@ -2549,6 +2549,7 @@ const char APIProcessThreads[] = "API-MS-Win-Core-ProcessThreads-";
const char APIProcessEnvironment[] = "API-MS-Win-Core-ProcessEnvironment-";
const char APILibraryLoader[] = "API-MS-Win-Core-LibraryLoader-";
const char APIFile[] = "API-MS-Win-Core-File-";
const char APIHandle[] = "API-MS-Win-Core-Handle-";
typedef struct
{
@ -2564,6 +2565,7 @@ API_DATA APIs[] =
{ APIProcessEnvironment, sizeof(APIProcessEnvironment) - 1, NULL },
{ APILibraryLoader, sizeof(APILibraryLoader) - 1, NULL },
{ APIFile, sizeof(APIFile) - 1, NULL },
{ APIHandle, sizeof(APIHandle) - 1, NULL },
{ NULL, 0, NULL }
};
@ -3569,6 +3571,27 @@ WINAPI MyCreateConsoleScreenBuffer( DWORD dwDesiredAccess, DWORD dwShareMode,
lpScreenBufferData );
}
BOOL
WINAPI MyCloseHandle( HANDLE hObject )
{
int c;
EnterCriticalSection( &CritSect );
FlushBuffer();
for (c = 0; c < CACHE; ++c)
if (cache[c].h == hObject)
{
cache[c].h = INVALID_HANDLE_VALUE;
break;
}
LeaveCriticalSection( &CritSect );
return CloseHandle( hObject );
}
//-----------------------------------------------------------------------------
// My...
@ -3731,6 +3754,7 @@ HookFn Hooks[] = {
HOOK( APIFile, CreateFileA ),
HOOK( APIFile, CreateFileW ),
HOOK( APIKernel, CreateConsoleScreenBuffer ),
HOOK( APIHandle, CloseHandle ),
HOOK( APIKernel, FillConsoleOutputAttribute ),
HOOK( APIKernel, FillConsoleOutputCharacterA ),
HOOK( APIKernel, FillConsoleOutputCharacterW ),