StdSSL: fixes occasional crash under XP

miranda-ng · Jul 8, 2020 · e5ee9bd · e5ee9bd
1 parent 4296b61
commit e5ee9bd
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/src/core/stdssl/src/netlibssl.cpp b/src/core/stdssl/src/netlibssl.cpp
@@ -754,6 +754,8 @@ int NetlibSslWrite(SslHandle *ssl, const char *buf, int num)
 static void* NetlibSslUnique(SslHandle *ssl, int *cbLen)
 {
 	*cbLen = 0;
+	if (!IsWinVer7Plus()) // XP doesn't support that functionality
+		return nullptr;
 
 	SEC_CHANNEL_BINDINGS bindings;
 	SECURITY_STATUS scRet = g_pSSPI->QueryContextAttributesW(&ssl->hContext, SECPKG_ATTR_UNIQUE_BINDINGS, &bindings);