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authorMax Kellermann <max@duempel.org>2009-02-24 18:49:09 +0100
committerMax Kellermann <max@duempel.org>2009-02-24 18:49:09 +0100
commitadf044eb098175fb3d15e95946c4ac403c521b54 (patch)
tree5cda15907ad2b7b2290b38c2b60d3ba7202d3171
parentd40c439424ef763d511031744d0df69c26f1461f (diff)
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listen: splitted listen_add_port() into IPv4 and IPv6
Some more code simplification.
Diffstat (limited to '')
-rw-r--r--src/listen.c72
1 files changed, 52 insertions, 20 deletions
diff --git a/src/listen.c b/src/listen.c
index 3fa167cd1..614518bcc 100644
--- a/src/listen.c
+++ b/src/listen.c
@@ -149,6 +149,55 @@ is_ipv6_enabled(void)
}
#endif
+#ifdef HAVE_TCP
+
+/**
+ * Add a listener on a port on all IPv4 interfaces.
+ *
+ * @param port the TCP port
+ * @param error location to store the error occuring, or NULL to ignore errors
+ * @return true on success
+ */
+static bool
+listen_add_port_ipv4(unsigned int port, GError **error)
+{
+ struct sockaddr_in sin;
+ const struct sockaddr *addrp = (const struct sockaddr *)&sin;
+ socklen_t addrlen = sizeof(sin);
+
+ memset(&sin, 0, sizeof(sin));
+ sin.sin_port = htons(port);
+ sin.sin_family = AF_INET;
+ sin.sin_addr.s_addr = INADDR_ANY;
+
+ return listen_add_address(PF_INET, addrp, addrlen, error);
+}
+
+#ifdef HAVE_IPV6
+/**
+ * Add a listener on a port on all IPv6 interfaces.
+ *
+ * @param port the TCP port
+ * @param error location to store the error occuring, or NULL to ignore errors
+ * @return true on success
+ */
+static bool
+listen_add_port_ipv6(unsigned int port, GError **error)
+{
+ struct sockaddr_in6 sin;
+ const struct sockaddr *addrp = (const struct sockaddr *)&sin;
+ socklen_t addrlen = sizeof(sin);
+
+ memset(&sin, 0, sizeof(sin));
+ sin.sin6_port = htons(port);
+ sin.sin6_family = AF_INET6;
+
+ return listen_add_address(PF_INET6, addrp, addrlen, error);
+}
+#endif /* HAVE_IPV6 */
+
+#endif /* HAVE_TCP */
+
/**
* Add a listener on a port on all interfaces.
*
@@ -161,39 +210,22 @@ listen_add_port(unsigned int port, GError **error)
{
#ifdef HAVE_TCP
bool success;
- const struct sockaddr *addrp;
- socklen_t addrlen;
- struct sockaddr_in sin4;
#ifdef HAVE_IPV6
- struct sockaddr_in6 sin6;
int ipv6_enabled = is_ipv6_enabled();
- memset(&sin6, 0, sizeof(struct sockaddr_in6));
- sin6.sin6_port = htons(port);
- sin6.sin6_family = AF_INET6;
#endif
- memset(&sin4, 0, sizeof(struct sockaddr_in));
- sin4.sin_port = htons(port);
- sin4.sin_family = AF_INET;
g_debug("binding to any address");
+
#ifdef HAVE_IPV6
if (ipv6_enabled) {
- sin6.sin6_addr = in6addr_any;
- addrp = (const struct sockaddr *)&sin6;
- addrlen = sizeof(struct sockaddr_in6);
-
- success = listen_add_address(PF_INET6, addrp, addrlen,
- error);
+ success = listen_add_port_ipv6(port, error);
if (!success)
return false;
}
#endif
- sin4.sin_addr.s_addr = INADDR_ANY;
- addrp = (const struct sockaddr *)&sin4;
- addrlen = sizeof(struct sockaddr_in);
- success = listen_add_address(PF_INET, addrp, addrlen, error);
+ success = listen_add_port_ipv4(port, error);
if (!success) {
#ifdef HAVE_IPV6
if (ipv6_enabled)