core: allow plugins to handle custom init responses

plugins/mm-plugin-zte.c

@@ -113,7 +113,7 @@ supports_port (MMPluginBase *base,
      * 	1235f71b20c92cded4abd976ccc5010649aae1a0 and
      * 	f38ad328acfdc6ce29dd1380602c546b064161ae for more details.
      */
-    mm_plugin_base_supports_task_set_custom_init_command (task, "ATE0+CPMS?", 3, 4, FALSE);
+    mm_plugin_base_supports_task_set_custom_init_command (task, "ATE0+CPMS?", 3, 4, FALSE, NULL, NULL);
 
     if (mm_plugin_base_probe_port (base, task, NULL))
         return MM_PLUGIN_SUPPORTS_PORT_IN_PROGRESS;

src/mm-plugin-base.c

@@ -115,6 +115,8 @@ typedef struct {
     guint32 custom_init_tries;
     guint32 custom_init_delay_seconds;
     gboolean custom_init_fail_if_timeout;
+    MMBaseSupportsTaskCustomInitResultFunc custom_init_callback;
+    gpointer custom_init_callback_data;
 
     MMSupportsPortResultFunc callback;
     gpointer callback_data;
@@ -229,7 +231,9 @@ mm_plugin_base_supports_task_set_custom_init_command (MMPluginBaseSupportsTask *
                                                       const char *cmd,
                                                       guint32 delay_seconds,
                                                       guint32 max_tries,
-                                                      gboolean fail_if_timeout)
+                                                      gboolean fail_if_timeout,
+                                                      MMBaseSupportsTaskCustomInitResultFunc callback,
+                                                      gpointer callback_data)
 {
     MMPluginBaseSupportsTaskPrivate *priv;
 
@@ -243,6 +247,8 @@ mm_plugin_base_supports_task_set_custom_init_command (MMPluginBaseSupportsTask *
     priv->custom_init_max_tries = max_tries;
     priv->custom_init_delay_seconds = delay_seconds;
     priv->custom_init_fail_if_timeout = fail_if_timeout;
+    priv->custom_init_callback = callback;
+    priv->custom_init_callback_data = callback_data;
 }
 
 static void
@@ -731,6 +737,7 @@ custom_init_response (MMAtSerialPort *port,
 {
     MMPluginBaseSupportsTask *task = MM_PLUGIN_BASE_SUPPORTS_TASK (user_data);
     MMPluginBaseSupportsTaskPrivate *task_priv = MM_PLUGIN_BASE_SUPPORTS_TASK_GET_PRIVATE (task);
+    MMPluginBaseClass* klass = MM_PLUGIN_BASE_GET_CLASS (task_priv->plugin);
 
     if (error) {
         task_priv->custom_init_tries++;
@@ -745,6 +752,24 @@ custom_init_response (MMAtSerialPort *port,
                 return;
             }
         }
+    } else {
+        /* custom handle init response */
+        if (klass->handle_custom_init_response != NULL)
+            klass->handle_custom_init_response (task, response);
+    }
+
+    /* check for custom init callback */
+    if (task_priv->custom_init_callback != NULL) {
+        MMBaseSupportsTaskCustomInitResultFunc callback = task_priv->custom_init_callback;
+        guint32 level;
+
+        level = callback (response, task_priv->custom_init_callback_data);
+        if (level > 0) {
+            /* Plugin supports the modem */
+            task_priv->probed_caps = level;
+            probe_complete (task);
+            return;
+        }
     }
 
     /* Otherwise proceed to probing */
@@ -1243,6 +1268,7 @@ mm_plugin_base_class_init (MMPluginBaseClass *klass)
     g_type_class_add_private (object_class, sizeof (MMPluginBasePrivate));
 
     klass->handle_probe_response = real_handle_probe_response;
+    klass->handle_custom_init_response = NULL;
 
     /* Virtual methods */
     object_class->get_property = get_property;

src/mm-plugin-base.h

@@ -56,6 +56,9 @@ typedef struct {
 
 GType mm_plugin_base_supports_task_get_type (void);
 
+typedef guint32 (*MMBaseSupportsTaskCustomInitResultFunc) (GString* response,
+                                                           gpointer user_data);
+
 MMPlugin *mm_plugin_base_supports_task_get_plugin (MMPluginBaseSupportsTask *task);
 
 GUdevDevice *mm_plugin_base_supports_task_get_port (MMPluginBaseSupportsTask *task);
@@ -73,7 +76,9 @@ void mm_plugin_base_supports_task_set_custom_init_command (MMPluginBaseSupportsT
                                                            const char *cmd,
                                                            guint32 delay_seconds,
                                                            guint32 max_tries,
-                                                           gboolean fail_if_timeout);
+                                                           gboolean fail_if_timeout,
+                                                           MMBaseSupportsTaskCustomInitResultFunc callback,
+                                                           gpointer callback_data);
 
 #define MM_TYPE_PLUGIN_BASE            (mm_plugin_base_get_type ())
 #define MM_PLUGIN_BASE(obj)            (G_TYPE_CHECK_INSTANCE_CAST ((obj), MM_TYPE_PLUGIN_BASE, MMPluginBase))
@@ -114,6 +119,9 @@ struct _MMPluginBaseClass {
                                    const char *response,
                                    const GError *error);
 
+    void (*handle_custom_init_response) (MMPluginBaseSupportsTask *task,
+                                         GString *response);
+
     /* Signals */
     void (*probe_result) (MMPluginBase *self,
                           MMPluginBaseSupportsTask *task,