clean ups and encoding "backchannel"

1 files changed, 26 insertions, 0 deletions

diff --git a/rfbserver.c b/rfbserver.c
index 34ac38e..94533f3 100644
--- a/rfbserver.c
+++ b/rfbserver.c
@@ -1460,3 +1460,29 @@ rfbProcessUDPInput(rfbScreenInfoPtr rfbScreen)
 	rfbDisconnectUDPSock(rfbScreen);
     }
 }
+
+#ifdef BACKCHANNEL
+void rfbSendBackChannel(rfbScreenInfoPtr rfbScreen,char* str,int len)
+{
+    rfbClientPtr cl;
+    rfbBackChannelMsg sct;
+    rfbClientIteratorPtr iterator;
+
+    iterator = rfbGetClientIterator(rfbScreen);
+    while ((cl = rfbClientIteratorNext(iterator)) != NULL) {
+        sct.type = rfbBackChannel;
+        sct.length = Swap32IfLE(len);
+        if (WriteExact(cl, (char *)&sct,
+                       sz_rfbServerCutTextMsg) < 0) {
+            rfbLogPerror("rfbSendServerCutText: write");
+            rfbCloseClient(cl);
+            continue;
+        }
+        if (WriteExact(cl, str, len) < 0) {
+            rfbLogPerror("rfbSendServerCutText: write");
+            rfbCloseClient(cl);
+        }
+    }
+    rfbReleaseClientIterator(iterator);
+}
+#endif