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module-rtp-sap: bind transmission socket

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Makes packets fly to correct interface
This commit is contained in:
Dmitry Sharshakov 2023-06-08 16:46:53 +03:00 • committed by Wim Taymans
parent f2ba4caaf0
commit 024dc74e53
1 changed files with 12 additions and 5 deletions
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17
src/modules/module-rtp-sap.c
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@ -355,8 +355,10 @@ static bool is_multicast(struct sockaddr *sa, socklen_t salen)
return false;
}
static int make_send_socket(struct sockaddr_storage *sa, socklen_t salen,
bool loop, int ttl, char *ifname)
static int make_send_socket(
struct sockaddr_storage *src, socklen_t src_len,
struct sockaddr_storage *sa, socklen_t salen,
bool loop, int ttl)
{
int af, fd, val, res;
@ -365,6 +367,11 @@ static int make_send_socket(struct sockaddr_storage *sa, socklen_t salen,
pw_log_error("socket failed: %m");
return -errno;
}
if (bind(fd, (struct sockaddr*)src, src_len) < 0) {
res = -errno;
pw_log_error("bind() failed: %m");
goto error;
}
if (connect(fd, (struct sockaddr*)sa, salen) < 0) {
res = -errno;
pw_log_error("connect() failed: %m");
@ -1217,9 +1224,9 @@ static int start_sap(struct impl *impl)
int fd, res;
struct timespec value, interval;
if ((fd = make_send_socket(&impl->sap_addr, impl->sap_len,
impl->mcast_loop, impl->ttl,
impl->ifname)) < 0)
if ((fd = make_send_socket(&impl->src_addr, impl->src_len,
&impl->sap_addr, impl->sap_len,
impl->mcast_loop, impl->ttl)) < 0)
return fd;
impl->sap_fd = fd;