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Code Issues Releases Wiki Activity

Updated LoadLibrary() to specify system32 path only

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This commit is contained in:
Bryan Roe
2020-07-06 18:46:48 -07:00
parent bc6aa93ddc
commit f2cbf1f10d
5 changed files with 5 additions and 5 deletions
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2
microstack/ILibCrypto.c
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@@ -464,7 +464,7 @@ void __fastcall util_openssl_init()
// Add more random seeding in Windows (This is probably useful since OpenSSL in Windows has weaker seeding)
#if defined(WIN32) && !defined(_MINCORE)
//RAND_screen(); // On Windows, add more random seeding using a screen dump (this is very expensive).
if ((g_hAdvLib = LoadLibrary(TEXT("ADVAPI32.DLL"))) != 0) g_CryptGenRandomPtr = (BOOLEAN(APIENTRY *)(void*, ULONG))GetProcAddress(g_hAdvLib, "SystemFunction036");
if ((g_hAdvLib = LoadLibraryExA((LPCSTR)"ADVAPI32.DLL", NULL, LOAD_LIBRARY_SEARCH_SYSTEM32)) != 0) g_CryptGenRandomPtr = (BOOLEAN(APIENTRY *)(void*, ULONG))GetProcAddress(g_hAdvLib, "SystemFunction036");
if (g_CryptGenRandomPtr != 0 && g_CryptGenRandomPtr(tbuf, 64) != 0) RAND_add(tbuf, 64, 64); // Use this high quality random as added seeding
if (g_hAdvLib != NULL) FreeLibrary(g_hAdvLib);
#endif