simfs: Add file changed watches to simfs contexts

diff --git a/src/simfs.c b/src/simfs.c
index 0459447..9f7dba7 100644 (file)
--- a/src/simfs.c
+++ b/src/simfs.c
@@ -109,8 +109,14 @@ void sim_fs_free(struct sim_fs *fs)
        g_free(fs);
 }
 
+struct file_watch {
+       struct ofono_watchlist_item item;
+       int ef;
+};
+
 struct ofono_sim_context {
        struct sim_fs *fs;
+       struct ofono_watchlist *file_watches;
 };
 
 struct sim_fs *sim_fs_new(struct ofono_sim *sim,
@@ -164,9 +170,42 @@ void sim_fs_context_free(struct ofono_sim_context *context)
                g_queue_remove(context->fs->op_q, op);
        }
 
+       if (context->file_watches)
+               __ofono_watchlist_free(context->file_watches);
+
        g_free(context);
 }
 
+unsigned int sim_fs_file_watch_add(struct ofono_sim_context *context, int id,
+                                       ofono_sim_file_changed_cb_t cb,
+                                       void *userdata,
+                                       ofono_destroy_func destroy)
+{
+       struct file_watch *watch;
+
+       if (cb == NULL)
+               return 0;
+
+       if (context->file_watches == NULL)
+               context->file_watches = __ofono_watchlist_new(g_free);
+
+       watch = g_new0(struct file_watch, 1);
+
+       watch->ef = id;
+       watch->item.notify = cb;
+       watch->item.notify_data = userdata;
+       watch->item.destroy = destroy;
+
+       return __ofono_watchlist_add_item(context->file_watches,
+                                       (struct ofono_watchlist_item *) watch);
+}
+
+void sim_fs_file_watch_remove(struct ofono_sim_context *context,
+                               unsigned int id)
+{
+       __ofono_watchlist_remove_item(context->file_watches, id);
+}
+
 static void sim_fs_end_current(struct sim_fs *fs)
 {
        struct sim_fs_op *op = g_queue_pop_head(fs->op_q);

diff --git a/src/simfs.h b/src/simfs.h
index d93d96e..d6bda5e 100644 (file)
--- a/src/simfs.h
+++ b/src/simfs.h
@@ -29,6 +29,13 @@ struct sim_fs *sim_fs_new(struct ofono_sim *sim,
                                const struct ofono_sim_driver *driver);
 struct ofono_sim_context *sim_fs_context_new(struct sim_fs *fs);
 
+unsigned int sim_fs_file_watch_add(struct ofono_sim_context *context,
+                                       int id, ofono_sim_file_changed_cb_t cb,
+                                       void *userdata,
+                                       ofono_destroy_func destroy);
+void sim_fs_file_watch_remove(struct ofono_sim_context *context,
+                                       unsigned int id);
+
 int sim_fs_read(struct ofono_sim_context *context, int id,
                enum ofono_sim_file_structure expected_type,
                unsigned short offset, unsigned short num_bytes,