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-rw-r--r--libvncclient/rfbproto.c29
1 files changed, 29 insertions, 0 deletions
diff --git a/libvncclient/rfbproto.c b/libvncclient/rfbproto.c
index ac2a983..fbe579c 100644
--- a/libvncclient/rfbproto.c
+++ b/libvncclient/rfbproto.c
@@ -474,9 +474,11 @@ ReadSupportedSecurityType(rfbClient* client, uint32_t *result, rfbBool subAuth)
uint8_t count=0;
uint8_t loop=0;
uint8_t flag=0;
+ rfbBool extAuthHandler;
uint8_t tAuth[256];
char buf1[500],buf2[10];
uint32_t authScheme;
+ rfbClientProtocolExtension* e;
if (!ReadFromRFBServer(client, (char *)&count, 1)) return FALSE;
@@ -495,7 +497,18 @@ ReadSupportedSecurityType(rfbClient* client, uint32_t *result, rfbBool subAuth)
if (!ReadFromRFBServer(client, (char *)&tAuth[loop], 1)) return FALSE;
rfbClientLog("%d) Received security type %d\n", loop, tAuth[loop]);
if (flag) continue;
+ extAuthHandler=FALSE;
+ for (e = rfbClientExtensions; e; e = e->next) {
+ if (!e->handleAuthentication) continue;
+ uint32_t const* secType;
+ for (secType = e->securityTypes; secType && *secType; secType++) {
+ if (tAuth[loop]==*secType) {
+ extAuthHandler=TRUE;
+ }
+ }
+ }
if (tAuth[loop]==rfbVncAuth || tAuth[loop]==rfbNoAuth ||
+ extAuthHandler ||
#if defined(LIBVNCSERVER_HAVE_GNUTLS) || defined(LIBVNCSERVER_HAVE_LIBSSL)
tAuth[loop]==rfbVeNCrypt ||
#endif
@@ -1176,6 +1189,22 @@ InitialiseRFBConnection(rfbClient* client)
break;
default:
+ {
+ rfbBool authHandled=FALSE;
+ rfbClientProtocolExtension* e;
+ for (e = rfbClientExtensions; e; e = e->next) {
+ uint32_t const* secType;
+ if (!e->handleAuthentication) continue;
+ for (secType = e->securityTypes; secType && *secType; secType++) {
+ if (authScheme==*secType) {
+ if (!e->handleAuthentication(client, authScheme)) return FALSE;
+ if (!rfbHandleAuthResult(client)) return FALSE;
+ authHandled=TRUE;
+ }
+ }
+ }
+ if (authHandled) break;
+ }
rfbClientLog("Unknown authentication scheme from VNC server: %d\n",
(int)authScheme);
return FALSE;