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module-rtp-sap/sink: try to bind sockets to an explicit interface

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This commit is contained in:
Arun Raghavan 2023-10-24 07:17:21 +00:00 • committed by Wim Taymans
parent 963ea1f57c
commit 5617fa0501
2 changed files with 16 additions and 3 deletions
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12
src/modules/module-rtp-sink.c
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@ -253,7 +253,7 @@ static bool is_multicast(struct sockaddr *sa, socklen_t salen)
static int make_socket(struct sockaddr_storage *src, socklen_t src_len,
struct sockaddr_storage *dst, socklen_t dst_len,
bool loop, int ttl, int dscp)
bool loop, int ttl, int dscp, char *ifname)
{
int af, fd, val, res;
@ -267,6 +267,13 @@ static int make_socket(struct sockaddr_storage *src, socklen_t src_len,
pw_log_error("bind() failed: %m");
goto error;
}
#ifdef SO_BINDTODEVICE
if (ifname && setsockopt(fd, SOL_SOCKET, SO_BINDTODEVICE, ifname, strlen(ifname)) < 0) {
res = -errno;
pw_log_error("setsockopt(SO_BINDTODEVICE) failed: %m");
goto error;
}
#endif
if (connect(fd, (struct sockaddr*)dst, dst_len) < 0) {
res = -errno;
pw_log_error("connect() failed: %m");
@ -517,7 +524,8 @@ int pipewire__module_init(struct pw_impl_module *module, const char *args)
if ((res = make_socket(&impl->src_addr, impl->src_len,
&impl->dst_addr, impl->dst_len,
impl->mcast_loop, impl->ttl, impl->dscp)) < 0) {
impl->mcast_loop, impl->ttl, impl->dscp,
impl->ifname)) < 0) {
pw_log_error("can't make socket: %s", spa_strerror(res));
goto out;
}