1 files changed, 26 insertions, 0 deletions
diff --git a/radsecproxy.c b/radsecproxy.c
index 853b594..c97e7ed 100644
--- a/radsecproxy.c
+++ b/radsecproxy.c
@@ -383,6 +383,32 @@ void freeclsrvres(struct clsrvconf *res) {
     free(res);
 }
 
+int bindtoaddr(struct addrinfo *addrinfo, int family, int reuse, int v6only) {
+    int s, on = 1;
+    struct addrinfo *res;
+
+    for (res = addrinfo; res; res = res->ai_next) {
+	if (family != AF_UNSPEC && family != res->ai_family)
+	    continue;
+	s = socket(res->ai_family, res->ai_socktype, res->ai_protocol);
+	if (s < 0) {
+	    debug(DBG_WARN, "bindtoaddr: socket failed");
+	    continue;
+	}
+	if (reuse)
+	    setsockopt(s, SOL_SOCKET, SO_REUSEADDR, &on, sizeof(on));
+#ifdef IPV6_V6ONLY
+	if (v6only)
+	    setsockopt(s, IPPROTO_IPV6, IPV6_V6ONLY, &on, sizeof(on));
+#endif
+	if (!bind(s, res->ai_addr, res->ai_addrlen))
+	    return s;
+	debug(DBG_WARN, "bindtoaddr: bind failed");
+	close(s);
+    }
+    return -1;
+}
+	
 int connecttcp(struct addrinfo *addrinfo, struct addrinfo *src) {
     int s;
     struct addrinfo *res;