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[redis.git] / src / anet.c

diff --git a/src/anet.c b/src/anet.c
index 434d945c7d850edd8b8a8934d254bbc88e5d62d0..ae8e9a6585acfb457caef7c055b86b3c3a25e21c 100644 (file)
--- a/src/anet.c
+++ b/src/anet.c
@@ -1,6 +1,6 @@
 /* anet.c -- Basic TCP socket stuff made a bit less boring
  *
- * Copyright (c) 2006-2010, Salvatore Sanfilippo <antirez at gmail dot com>
+ * Copyright (c) 2006-2012, Salvatore Sanfilippo <antirez at gmail dot com>
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -367,3 +367,18 @@ int anetPeerToString(int fd, char *ip, int *port) {
     if (port) *port = ntohs(sa.sin_port);
     return 0;
 }
+
+int anetSockName(int fd, char *ip, int *port) {
+    struct sockaddr_in sa;
+    socklen_t salen = sizeof(sa);
+
+    if (getsockname(fd,(struct sockaddr*)&sa,&salen) == -1) {
+        *port = 0;
+        ip[0] = '?';
+        ip[1] = '\0';
+        return -1;
+    }
+    if (ip) strcpy(ip,inet_ntoa(sa.sin_addr));
+    if (port) *port = ntohs(sa.sin_port);
+    return 0;
+}