Embed RDP keyboard layout within keymap (see ticket #126).

protocols/rdp/include/rdp_keymap.h

@@ -38,6 +38,8 @@
 #ifndef _GUAC_RDP_RDP_KEYMAP_H
 #define _GUAC_RDP_RDP_KEYMAP_H
 
+#include <freerdp/kbd/layouts.h>
+
 /**
  * Represents a keysym-to-scancode mapping for RDP, with extra information
  * about the state of prerequisite keysyms.
@@ -96,6 +98,13 @@ struct guac_rdp_keymap {
      */
     const guac_rdp_keysym_desc* mapping;
 
+    /**
+     * FreeRDP keyboard layout associated with this
+     * keymap. If this keymap is selected, this layout
+     * will be requested from the server.
+     */
+    const uint32 freerdp_keyboard_layout;
+
 };
 
 /**

protocols/rdp/src/client.c

@@ -218,6 +218,7 @@ void __guac_rdp_client_load_keymap(guac_client* client,
 
     rdp_guac_client_data* guac_client_data =
         (rdp_guac_client_data*) client->data;
+
     /* Get mapping */
     const guac_rdp_keysym_desc* mapping = keymap->mapping;
 
@@ -253,6 +254,15 @@ int guac_client_init(guac_client* client, int argc, char** argv) {
     int port = RDP_DEFAULT_PORT;
     boolean bitmap_cache;
 
+    /**
+     * Selected server-side keymap. Client will be assumed to also use this
+     * keymap. Keys will be sent to server based on client input on a
+     * best-effort basis.
+     *
+     * Currently hard-coded to en-us-qwerty.
+     */
+    const guac_rdp_keymap* chosen_keymap = &guac_rdp_keymap_en_us;
+
     if (argc < 8) {
 
         guac_protocol_send_error(client->socket,
@@ -381,7 +391,10 @@ int guac_client_init(guac_client* client, int argc, char** argv) {
     ((rdp_freerdp_context*) rdp_inst->context)->client = client;
 
     /* Load keymap into client */
-    __guac_rdp_client_load_keymap(client, &guac_rdp_keymap_en_us);
+    __guac_rdp_client_load_keymap(client, chosen_keymap);
+
+    /* Set server-side keymap */
+    settings->kbd_layout = chosen_keymap->freerdp_keyboard_layout; 
 
     /* Connect to RDP server */
     if (!freerdp_connect(rdp_inst)) {

protocols/rdp/src/rdp_keymap_en_us.c

@@ -37,6 +37,7 @@
  * ***** END LICENSE BLOCK ***** */
 
 #include <freerdp/input.h>
+#include <freerdp/kbd/layouts.h>
 
 #include "rdp_keymap.h"
 
@@ -429,7 +430,8 @@ const guac_rdp_keymap guac_rdp_keymap_en_us = {
     .name = "en-us-qwerty",
 
     .parent = &guac_rdp_keymap_base,
-    .mapping = __guac_rdp_keymap_mapping
+    .mapping = __guac_rdp_keymap_mapping,
+    .freerdp_keyboard_layout = KBD_US
 
 };