X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~mdw/git/disorder/blobdiff_plain/06bfbba4a281a9e615869b857cc0b775225accb3..658c8a359409a339d71910f68452bfaa751734c0:/lib/eclient.h

diff --git a/lib/eclient.h b/lib/eclient.h
index e459619..1b47dff 100644
--- a/lib/eclient.h
+++ b/lib/eclient.h
@@ -147,13 +147,17 @@ struct sink;
  * It is always allowed for these to be null pointers if you don't care about
  * the result. */
 
-typedef void disorder_eclient_no_response(void *v);
-/* completion callback with no data */
+/** @brief Trivial completion callback
+ * @param v User data
+ * @param error Error string or NULL on succes
+ */
+typedef void disorder_eclient_no_response(void *v,
+                                          const char *error);
 
 /** @brief String result completion callback
  * @param v User data
  * @param error Error string or NULL on succes
- * @param value or NULL if not found
+ * @param value Result or NULL
  *
  * @p error will be NULL on success.  In this case @p value will be the result
  * (which might be NULL for disorder_eclient_get(),
@@ -165,7 +169,18 @@ typedef void disorder_eclient_string_response(void *v,
                                               const char *error,
                                               const char *value);
 
-typedef void disorder_eclient_integer_response(void *v, long value);
+/** @brief String result completion callback
+ * @param v User data
+ * @param error Error string or NULL on succes
+ * @param value Result or 0
+ *
+ * @p error will be NULL on success.  In this case @p value will be the result.
+ *
+ * @p error will be non-NULL on failure.  In this case @p value is always 0.
+ */
+typedef void disorder_eclient_integer_response(void *v,
+                                               const char *error,
+                                               long value);
 /* completion callback with a integer result */
 
 typedef void disorder_eclient_volume_response(void *v, int l, int r);