Add port and font options.

protocols/ssh/include/client.h

@@ -51,9 +51,13 @@
 typedef struct ssh_guac_client_data {
 
     char hostname[1024];
+    int port;
     char username[1024];
     char password[1024];
 
+    char font_name[1024];
+    int font_size;
+
     pthread_t client_thread;
 
     ssh_session session;

protocols/ssh/include/display.h

@@ -237,7 +237,9 @@ typedef struct guac_terminal_display {
  * Allocates a new display having the given default foreground and background
  * colors.
  */
-guac_terminal_display* guac_terminal_display_alloc(guac_client* client, int foreground, int background);
+guac_terminal_display* guac_terminal_display_alloc(guac_client* client,
+        const char* font_name, int font_size,
+        int foreground, int background);
 
 /**
  * Frees the given display.

protocols/ssh/include/terminal.h

@@ -240,6 +240,7 @@ struct guac_terminal {
  * rendering to the given client.
  */
 guac_terminal* guac_terminal_create(guac_client* client,
+        const char* font_name, int font_size,
         int width, int height);
 
 /**

protocols/ssh/src/client.c

@@ -53,20 +53,53 @@
 #include "ibar.h"
 #include "ssh_client.h"
 
+#define GUAC_SSH_DEFAULT_FONT_NAME "monospace" 
+#define GUAC_SSH_DEFAULT_FONT_SIZE 12
+#define GUAC_SSH_DEFAULT_PORT      22
+
 /* Client plugin arguments */
 const char* GUAC_CLIENT_ARGS[] = {
     "hostname",
     "port",
     "username",
     "password",
+    "font-name",
+    "font-size",
     NULL
 };
 
 enum __SSH_ARGS_IDX {
+
+    /**
+     * The hostname to connect to. Required.
+     */
     IDX_HOSTNAME,
+
+    /**
+     * The port to connect to. Optional.
+     */
     IDX_PORT,
+
+    /**
+     * The name of the user to login as. Optional.
+     */
     IDX_USERNAME,
+
+    /**
+     * The password to use when logging in. Optional.
+     */
     IDX_PASSWORD,
+
+    /**
+     * The name of the font to use within the terminal.
+     */
+    IDX_FONT_NAME,
+
+    /**
+     * The size of the font to use within the terminal, in points.
+     */
+    IDX_FONT_SIZE,
+
     SSH_ARGS_COUNT
 };
 
@@ -75,12 +108,9 @@ int guac_client_init(guac_client* client, int argc, char** argv) {
     guac_socket* socket = client->socket;
 
     ssh_guac_client_data* client_data = malloc(sizeof(ssh_guac_client_data));
-    guac_terminal* term = guac_terminal_create(client,
-            client->info.optimal_width, client->info.optimal_height);
 
     /* Init client data */
     client->data = client_data;
-    client_data->term = term;
     client_data->mod_alt = 0;
     client_data->mod_ctrl = 0;
     client_data->clipboard_data = NULL;
@@ -92,9 +122,32 @@ int guac_client_init(guac_client* client, int argc, char** argv) {
     }
 
     /* Read parameters */
-    strcpy(client_data->hostname, argv[IDX_HOSTNAME]);
-    strcpy(client_data->username, argv[IDX_USERNAME]);
-    strcpy(client_data->password, argv[IDX_PASSWORD]);
+    strcpy(client_data->hostname,  argv[IDX_HOSTNAME]);
+    strcpy(client_data->username,  argv[IDX_USERNAME]);
+    strcpy(client_data->password,  argv[IDX_PASSWORD]);
+
+    /* Read font name */
+    if (argv[IDX_FONT_NAME][0] != 0)
+        strcpy(client_data->font_name, argv[IDX_FONT_NAME]);
+    else
+        strcpy(client_data->font_name, GUAC_SSH_DEFAULT_FONT_NAME );
+
+    /* Read font size */
+    if (argv[IDX_FONT_SIZE][0] != 0)
+        client_data->font_size = atoi(argv[IDX_FONT_SIZE]);
+    else
+        client_data->font_size = GUAC_SSH_DEFAULT_FONT_SIZE;
+
+    /* Read port */
+    if (argv[IDX_PORT][0] != 0)
+        client_data->port = atoi(argv[IDX_PORT]);
+    else
+        client_data->port = GUAC_SSH_DEFAULT_PORT;
+
+    /* Create terminal */
+    client_data->term = guac_terminal_create(client,
+            client_data->font_name, client_data->font_size,
+            client->info.optimal_width, client->info.optimal_height);
 
     /* Set up I-bar pointer */
     client_data->ibar_cursor = guac_ssh_create_ibar(client);

protocols/ssh/src/display.c

@@ -339,7 +339,9 @@ int __guac_terminal_set(guac_terminal_display* display, int row, int col, int co
 }
 
 
-guac_terminal_display* guac_terminal_display_alloc(guac_client* client, int foreground, int background) {
+guac_terminal_display* guac_terminal_display_alloc(guac_client* client,
+        const char* font_name, int font_size,
+        int foreground, int background) {
 
     PangoFontMap* font_map;
     PangoFont* font;
@@ -358,22 +360,22 @@ guac_terminal_display* guac_terminal_display_alloc(guac_client* client, int fore
 
     /* Get font */
     display->font_desc = pango_font_description_new();
-    pango_font_description_set_family(display->font_desc, "monospace");
+    pango_font_description_set_family(display->font_desc, font_name);
     pango_font_description_set_weight(display->font_desc, PANGO_WEIGHT_NORMAL);
-    pango_font_description_set_size(display->font_desc, 12*PANGO_SCALE);
+    pango_font_description_set_size(display->font_desc, font_size*PANGO_SCALE);
 
     font_map = pango_cairo_font_map_get_default();
     context = pango_font_map_create_context(font_map);
 
     font = pango_font_map_load_font(font_map, context, display->font_desc);
     if (font == NULL) {
-        guac_client_log_error(display->client, "Unable to get font.");
+        guac_client_log_error(display->client, "Unable to get font \"%s\"", font_name);
         return NULL;
     }
 
     metrics = pango_font_get_metrics(font, NULL);
     if (metrics == NULL) {
-        guac_client_log_error(display->client, "Unable to get font metrics.");
+        guac_client_log_error(display->client, "Unable to get font metrics for font \"%s\"", font_name);
         return NULL;
     }
 

protocols/ssh/src/guac_handlers.c

@@ -386,8 +386,10 @@ int ssh_guac_client_free_handler(guac_client* client) {
     ssh_guac_client_data* guac_client_data = (ssh_guac_client_data*) client->data;
 
     /* Close SSH channel */
-    ssh_channel_close(guac_client_data->term_channel);
-    ssh_channel_send_eof(guac_client_data->term_channel);
+    if (guac_client_data->term_channel != NULL) {
+        ssh_channel_close(guac_client_data->term_channel);
+        ssh_channel_send_eof(guac_client_data->term_channel);
+    }
 
     /* Free terminal */
     guac_terminal_free(guac_client_data->term);

protocols/ssh/src/ssh_client.c

@@ -169,6 +169,7 @@ void* ssh_client_thread(void* data) {
 
     /* Set session options */
     ssh_options_set(client_data->session, SSH_OPTIONS_HOST, client_data->hostname);
+    ssh_options_set(client_data->session, SSH_OPTIONS_PORT, &(client_data->port));
     ssh_options_set(client_data->session, SSH_OPTIONS_USER, client_data->username);
 
     /* Connect */

protocols/ssh/src/terminal.c

@@ -90,6 +90,7 @@ void guac_terminal_reset(guac_terminal* term) {
 }
 
 guac_terminal* guac_terminal_create(guac_client* client,
+        const char* font_name, int font_size,
         int width, int height) {
 
     guac_terminal_char default_char = {
@@ -110,6 +111,7 @@ guac_terminal* guac_terminal_create(guac_client* client,
 
     /* Init display */
     term->display = guac_terminal_display_alloc(client,
+            font_name, font_size,
             default_char.attributes.foreground,
             default_char.attributes.background);