gchar * empathy_get_x509_certificate_hostname (gnutls_x509_crt_t cert);
+/* Copied from wocky/wocky-utils.h */
+
+#define empathy_implement_finish_void(source, tag) \
+ if (g_simple_async_result_propagate_error (\
+ G_SIMPLE_ASYNC_RESULT (result), error)) \
+ return FALSE; \
+ g_return_val_if_fail (g_simple_async_result_is_valid (result, \
+ G_OBJECT(source), tag), \
+ FALSE); \
+ return TRUE;
+
+#define empathy_implement_finish_copy_pointer(source, tag, copy_func, \
+ out_param) \
+ GSimpleAsyncResult *_simple; \
+ _simple = (GSimpleAsyncResult *) result; \
+ if (g_simple_async_result_propagate_error (_simple, error)) \
+ return FALSE; \
+ g_return_val_if_fail (g_simple_async_result_is_valid (result, \
+ G_OBJECT (source), tag), \
+ FALSE); \
+ if (out_param != NULL) \
+ *out_param = copy_func ( \
+ g_simple_async_result_get_op_res_gpointer (_simple)); \
+ return TRUE;
+
+#define empathy_implement_finish_return_copy_pointer(source, tag, copy_func) \
+ GSimpleAsyncResult *_simple; \
+ _simple = (GSimpleAsyncResult *) result; \
+ if (g_simple_async_result_propagate_error (_simple, error)) \
+ return NULL; \
+ g_return_val_if_fail (g_simple_async_result_is_valid (result, \
+ G_OBJECT (source), tag), \
+ NULL); \
+ return copy_func (g_simple_async_result_get_op_res_gpointer (_simple));
+
+#define empathy_implement_finish_return_pointer(source, tag) \
+ GSimpleAsyncResult *_simple; \
+ _simple = (GSimpleAsyncResult *) result; \
+ if (g_simple_async_result_propagate_error (_simple, error)) \
+ return NULL; \
+ g_return_val_if_fail (g_simple_async_result_is_valid (result, \
+ G_OBJECT (source), tag), \
+ NULL); \
+ return g_simple_async_result_get_op_res_gpointer (_simple);
+
G_END_DECLS
#endif /* __EMPATHY_UTILS_H__ */