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winspool: Implement print processor validation in AddPrinter.

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This commit is contained in:
Piotr Caban 2022-10-25 15:49:18 +02:00 committed by Alexandre Julliard
parent 74be22b782
commit efe693e607
1 changed files with 32 additions and 1 deletions
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33
dlls/winspool.drv/info.c
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@ -2568,6 +2568,37 @@ static void set_devices_and_printerports(PRINTER_INFO_2W *pi)
}
}
static BOOL validate_print_proc(WCHAR *server, const WCHAR *name)
{
PRINTPROCESSOR_INFO_1W *ppi;
DWORD size, i, no;
if (!EnumPrintProcessorsW(server, NULL, 1, NULL, 0, &size, &no)
&& GetLastError() != ERROR_INSUFFICIENT_BUFFER)
{
return FALSE;
}
ppi = malloc(size);
if (!ppi)
{
SetLastError(ERROR_OUTOFMEMORY);
return FALSE;
}
if (!EnumPrintProcessorsW(server, NULL, 1, (BYTE*)ppi, size, &size, &no))
{
free(ppi);
return FALSE;
}
for (i = 0; i < no; i++)
{
if (!wcsicmp(ppi[i].pName, name))
break;
}
free(ppi);
return i != no;
}
/*****************************************************************************
* AddPrinterW [WINSPOOL.@]
*/
@ -2628,7 +2659,7 @@ HANDLE WINAPI AddPrinterW(LPWSTR pName, DWORD Level, LPBYTE pPrinter)
RegCloseKey(hkeyDriver);
RegCloseKey(hkeyDrivers);
if (wcsicmp( pi->pPrintProcessor, L"WinPrint" ))
if (!validate_print_proc(pName, pi->pPrintProcessor))
{
FIXME("Can't find processor %s\n", debugstr_w(pi->pPrintProcessor));
SetLastError(ERROR_UNKNOWN_PRINTPROCESSOR);