GUAC-911: Add debug messages to common pieces dealing with guac_client.

src/common/guac_clipboard.c

@@ -57,6 +57,10 @@ void guac_common_clipboard_send(guac_common_clipboard* clipboard, guac_client* c
     guac_stream* stream = guac_client_alloc_stream(client);
     guac_protocol_send_clipboard(client->socket, stream, clipboard->mimetype);
 
+    guac_client_log(client, GUAC_LOG_DEBUG,
+            "Created stream %i for %s clipboard data.",
+            stream->index, clipboard->mimetype);
+
     /* Split clipboard into chunks */
     while (remaining > 0) {
 
@@ -67,6 +71,9 @@ void guac_common_clipboard_send(guac_common_clipboard* clipboard, guac_client* c
 
         /* Send block */
         guac_protocol_send_blob(client->socket, stream, current, block_size);
+        guac_client_log(client, GUAC_LOG_DEBUG,
+                "Sent %i bytes of clipboard data on stream %i.",
+                block_size, stream->index);
 
         /* Next block */
         remaining -= block_size;
@@ -74,6 +81,10 @@ void guac_common_clipboard_send(guac_common_clipboard* clipboard, guac_client* c
 
     }
 
+    guac_client_log(client, GUAC_LOG_DEBUG,
+            "Clipboard stream %i complete.",
+            stream->index);
+
     /* End stream */
     guac_protocol_send_end(client->socket, stream);
     guac_client_free_stream(client, stream);

src/common/guac_dot_cursor.c

@@ -78,5 +78,8 @@ void guac_common_set_dot_cursor(guac_client* client) {
     /* Free buffer */
     guac_client_free_buffer(client, cursor);
 
+    guac_client_log(client, GUAC_LOG_DEBUG,
+            "Client cursor image set to generic built-in dot.");
+
 }
 

src/common/guac_pointer_cursor.c

@@ -89,5 +89,8 @@ void guac_common_set_pointer_cursor(guac_client* client) {
     /* Free buffer */
     guac_client_free_buffer(client, cursor);
 
+    guac_client_log(client, GUAC_LOG_DEBUG,
+            "Client cursor image set to generic built-in pointer.");
+
 }