Added clipboard support.

guacamole/client/src/net/sourceforge/guacamole/GuacamoleClient.java

@@ -113,7 +113,13 @@ public class GuacamoleClient extends Client {
     }
 
     public void setClipboard(String clipboard) throws GuacamoleException {
-        // STUB
+        try {
+            output.write("clipboard:" + Instruction.escape(clipboard) + ";");
+            output.flush();
+        }
+        catch (IOException e) {
+            throw new GuacamoleException(e);
+        }
     }
 
     public void disconnect() throws GuacamoleException {

guacamole/client/src/net/sourceforge/guacamole/instruction/Instruction.java

@@ -29,7 +29,7 @@ public abstract class Instruction {
     @Override
     public abstract String toString();
 
-    public String escape(String str) {
+    public static String escape(String str) {
 
         StringBuffer sb = new StringBuffer();
 

guacamole/proxy/client.c

@@ -120,6 +120,14 @@ void guac_start_client(guac_client* client) {
                             );
                     }
 
+                    else if (strcmp(instruction.opcode, "clipboard") == 0) {
+                        if (client->clipboard_handler)
+                            client->clipboard_handler(
+                                client,
+                                guac_unescape_string_inplace(instruction.argv[0]) /* data */
+                            );
+                    }
+
                 } while ((retval = guac_read_instruction(io, &instruction)) > 0);
 
                 if (retval < 0)

guacamole/proxy/client.h

@@ -32,6 +32,7 @@ typedef struct guac_client {
     void (*handle_messages)(struct guac_client* client);
     void (*mouse_handler)(struct guac_client* client, int x, int y, int button_mask);
     void (*key_handler)(struct guac_client* client, int keysym, int pressed);
+    void (*clipboard_handler)(struct guac_client* client, char* copied);
     void (*free_handler)(void* client);
 
 } guac_client;

guacamole/proxy/protocol.c

@@ -81,16 +81,65 @@ char* guac_escape_string(const char* str) {
 
     }
 
+    *current = '\0';
+
     return escaped;
 
 }
 
+char* guac_unescape_string_inplace(char* str) {
+
+    char* from;
+    char* to;
+
+    from = to = str;
+    for (;;) {
+
+        char c = *(from++);
+
+        if (c == '\\') {
+
+            c = *(from++);
+            if (c == 's')
+                *(to++) = ';';
+
+            else if (c == 'c')
+                *(to++) = ',';
+
+            else if (c == '\\')
+                *(to++) = '\\';
+
+            else if (c == '\0') {
+                *(to++) = '\\';
+                break;
+            }
+
+            else {
+                *(to++) = '\\';
+                *(to++) = c;
+            }
+        }
+
+        else if (c == '\0')
+            break;
+
+        else
+            *(to++) = c;
+
+    }
+
+    *to = '\0';
+
+    return str;
+
+}
+
 void guac_send_name(GUACIO* io, const char* name) {
 
     char* escaped = guac_escape_string(name); 
 
     guac_write_string(io, "name:");
-    guac_write_string(io, name);
+    guac_write_string(io, escaped);
     guac_write_string(io, ";");
 
     free(escaped);
@@ -105,6 +154,30 @@ void guac_send_size(GUACIO* io, int w, int h) {
     guac_write_string(io, ";");
 }
 
+void guac_send_clipboard(GUACIO* io, const char* data) {
+
+    char* escaped = guac_escape_string(data); 
+
+    guac_write_string(io, "clipboard:");
+    guac_write_string(io, escaped);
+    guac_write_string(io, ";");
+
+    free(escaped);
+
+}
+
+void guac_send_error(GUACIO* io, const char* error) {
+
+    char* escaped = guac_escape_string(error); 
+
+    guac_write_string(io, "error:");
+    guac_write_string(io, escaped);
+    guac_write_string(io, ";");
+
+    free(escaped);
+
+}
+
 void guac_send_copy(GUACIO* io, int srcx, int srcy, int w, int h, int dstx, int dsty) {
     guac_write_string(io, "copy:");
     guac_write_int(io, srcx);

guacamole/proxy/protocol.h

@@ -36,7 +36,10 @@ typedef struct guac_instruction {
 
 void guac_free_instruction(guac_instruction* instruction);
 char* guac_escape_string(const char* str);
+char* guac_unescape_string_inplace(char* str);
 void guac_send_name(GUACIO* io, const char* name);
+void guac_send_error(GUACIO* io, const char* error);
+void guac_send_clipboard(GUACIO* io, const char* data);
 void guac_send_size(GUACIO* io, int w, int h);
 void guac_send_copy(GUACIO* io, int srcx, int srcy, int w, int h, int dstx, int dsty);
 void guac_send_png(GUACIO* io, int x, int y, png_byte** png_rows, int w, int h);

guacamole/proxy/vnc_client.c

@@ -34,10 +34,12 @@ char __guac_password[] = "potato";
 static char* __GUAC_CLIENT = "GUAC_CLIENT";
 
 typedef struct vnc_guac_client_data {
+    
     rfbClient* rfb_client;
     png_byte** png_buffer;
     png_byte** png_buffer_alpha;
     int copy_rect_used;
+
 } vnc_guac_client_data;
 
 void guac_vnc_cursor(rfbClient* client, int x, int y, int w, int h, int bpp) {
@@ -178,6 +180,16 @@ char* guac_vnc_get_password(rfbClient* client) {
 }
 
 
+void guac_vnc_cut_text(rfbClient* client, const char* text, int textlen) {
+
+    guac_client* gc = rfbClientGetClientData(client, __GUAC_CLIENT);
+    GUACIO* io = gc->io;
+
+    guac_send_clipboard(io, text);
+
+}
+
+
 void vnc_guac_client_handle_messages(guac_client* client) {
 
     int wait_result;
@@ -228,6 +240,14 @@ void vnc_guac_client_key_handler(guac_client* client, int keysym, int pressed) {
 
 }
 
+void vnc_guac_client_clipboard_handler(guac_client* client, char* data) {
+
+    rfbClient* rfb_client = ((vnc_guac_client_data*) client->data)->rfb_client;
+
+    SendClientCutText(rfb_client, data, strlen(data));
+
+}
+
 void vnc_guac_client_free_handler(guac_client* client) {
 
     rfbClient* rfb_client = ((vnc_guac_client_data*) client->data)->rfb_client;
@@ -266,6 +286,9 @@ void vnc_guac_client_init(guac_client* client, const char* hostname, int port) {
     rfb_client->GotCursorShape = guac_vnc_cursor;
     rfb_client->appData.useRemoteCursor = TRUE;
 
+    /* Clipboard */
+    rfb_client->GotXCutText = guac_vnc_cut_text;
+
     /* Password */
     rfb_client->GetPassword = guac_vnc_get_password;
 
@@ -297,6 +320,7 @@ void vnc_guac_client_init(guac_client* client, const char* hostname, int port) {
     client->handle_messages = vnc_guac_client_handle_messages;
     client->mouse_handler = vnc_guac_client_mouse_handler;
     client->key_handler = vnc_guac_client_key_handler;
+    client->clipboard_handler = vnc_guac_client_clipboard_handler;
 
     /* Send name */
     guac_send_name(client->io, rfb_client->desktopName);