local: add LOCAL_RET_* return values for UNIX sockets callbacks

This patch adds the LOCAL_RET_* return values. The return value
LOCAL_RET_STOLEN which allows to leave a client socket open while
waiting for an operation to finish.

Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>

1 files changed, 6 insertions, 1 deletions

diff --git a/include/local.h b/include/local.h
index 6940755..f9121b1 100644
--- a/include/local.h
+++ b/include/local.h
@@ -16,11 +16,16 @@ struct local_server {
 	char path[UNIX_PATH_MAX];
 };
 
+/* callback return values */
+#define LOCAL_RET_ERROR		-1
+#define LOCAL_RET_OK		 0
+#define LOCAL_RET_STOLEN	 1
+
 /* local server */
 int local_server_create(struct local_server *server, struct local_conf *conf);
 void local_server_destroy(struct local_server *server);
 int do_local_server_step(struct local_server *server, void *data, 
-			 void (*process)(int fd, void *data));
+			 int (*process)(int fd, void *data));
 
 /* local client */
 int local_client_create(struct local_conf *conf);