More CSI, moving to faster drawing technique.

protocols/ssh/src/ssh_handlers.c

@@ -116,21 +116,30 @@ int ssh_guac_client_key_handler(guac_client* client, int keysym, int pressed) {
     /* If key pressed */
     if (pressed) {
 
-        char data;
-
         /* If simple ASCII key */
-        if (keysym >= 0x00 && keysym <= 0xFF)
+        if (keysym >= 0x00 && keysym <= 0xFF) {
-            data = (char) keysym;
+            char data = (char) keysym;
-
-        else if (keysym == 0xFF08) data = 0x08;
-        else if (keysym == 0xFF09) data = 0x09;
-        else if (keysym == 0xFF0D) data = 0x0D;
-        else if (keysym == 0xFF1B) data = 0x1B;
-
-        else
-            return 0;
-
             return channel_write(client_data->term_channel, &data, 1);
+        }
+
+        else {
+
+            int length = 0;
+            const char* data = NULL;
+
+                 if (keysym == 0xFF08) { data = "\x08"; length = 1; }
+            else if (keysym == 0xFF09) { data = "\x09"; length = 1; }
+            else if (keysym == 0xFF0D) { data = "\x0D"; length = 1; }
+            else if (keysym == 0xFF1B) { data = "\x1B"; length = 1; }
+
+            /* Arrow keys */
+            else if (keysym == 0xFF52) { data = "\x1B\x5B""A"; length = 3; }
+            else if (keysym == 0xFF54) { data = "\x1B\x5B""B"; length = 3; }
+            else if (keysym == 0xFF53) { data = "\x1B\x5B""C"; length = 3; }
+            else if (keysym == 0xFF51) { data = "\x1B\x5B""D"; length = 3; }
+
+            return channel_write(client_data->term_channel, data, length);
+        }
 
     }
 

protocols/ssh/src/ssh_terminal.c

@@ -286,7 +286,7 @@ int ssh_guac_terminal_set(ssh_guac_terminal* term, int row, int col,
     }
 
     /* Set background */
-    guac_send_rect(io,
+    /*guac_send_rect(io,
         GUAC_COMP_ROVER, GUAC_DEFAULT_LAYER,
 
         term->char_width * col, term->char_height * row,
@@ -295,7 +295,7 @@ int ssh_guac_terminal_set(ssh_guac_terminal* term, int row, int col,
         background_color->red,
         background_color->green,
         background_color->blue,
-        255);
+        255);*/
 
     return 0;
 

protocols/ssh/src/ssh_terminal_handlers.c

@@ -451,6 +451,27 @@ int ssh_guac_terminal_csi(ssh_guac_terminal* term, char c) {
 
                 break;
 
+            /* @: Insert characters (scroll right) */
+            case '@':
+
+                amount = argv[0];
+                if (amount == 0) amount = 1;
+
+                /* Scroll right by amount */
+                if (term->cursor_col + amount < term->term_width)
+                    ssh_guac_terminal_copy(term,
+                            term->cursor_row, term->cursor_col,
+                            1, term->term_width - term->cursor_col - amount, 
+                            term->cursor_row, term->cursor_col + amount);
+
+                /* Clear left */
+                ssh_guac_terminal_clear(term,
+                        term->cursor_row, term->cursor_col,
+                        1, amount,
+                        term->background);
+
+                break;
+
             /* Warn of unhandled codes */
             default:
                 if (c != ';')