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module-rtp: only create sessions with avahi

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This commit is contained in:
Wim Taymans 2023-03-01 16:54:59 +01:00
parent 432f927da9
commit 4507f7ab39
1 changed files with 11 additions and 19 deletions
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30
src/modules/module-rtp-session.c
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@ -496,7 +496,6 @@ static struct session *make_session(struct impl *impl, struct pw_properties *pro
sess->impl = impl;
sess->initiator = pw_properties_get_uint32(props, "rtp.initiator", pw_rand32());
sess->ssrc = pw_rand32();
sess->remote_ssrc = pw_properties_get_uint32(props, "rtp.receiver-ssrc", 0);
sess->ts_offset = impl->ts_offset < 0 ? pw_rand32() : impl->ts_offset;
str = pw_properties_get(props, "sess.name");
@ -525,7 +524,6 @@ static struct session *find_session_by_addr_name(struct impl *impl,
{
struct session *sess;
spa_list_for_each(sess, &impl->sessions, link) {
pw_log_info("'%s' '%s'", sess->name, name);
if (cmp_ip(sa, &sess->ctrl_addr) &&
spa_streq(sess->name, name))
return sess;
@ -569,31 +567,21 @@ static void parse_apple_midi_cmd_in(struct impl *impl, bool ctrl, uint8_t *buffe
ssrc = ntohl(hdr->ssrc);
get_ip(sa, addr, sizeof(addr), &port);
pw_log_info("IN from %s:%d %s", addr, port, hdr->name);
pw_log_info("IN from %s:%d %s %08x", addr, port, hdr->name, ssrc);
sess = find_session_by_initiator(impl, initiator);
if (sess == NULL)
sess = find_session_by_addr_name(impl, sa, hdr->name);
if (ctrl) {
if (sess != NULL) {
if (sess == NULL) {
pw_log_warn("receive ctrl IN from nonexisting session %08x", initiator);
success = false;
} else {
if (sess->ctrl_ready) {
pw_log_warn("receive ctrl IN from existing session %08x", initiator);
success = false;
}
} else {
struct pw_properties *props;
props = pw_properties_new("sess.name", hdr->name, NULL);
pw_properties_setf(props, "rtp.initiator", "%u", initiator);
pw_properties_setf(props, "rtp.receiver-ssrc", "%u", ssrc);
pw_log_info("got control IN request %08x", initiator);
sess = make_session(impl, props);
if (sess == NULL) {
pw_log_warn("failed to make session: %m");
success = false;
}
}
if (success) {
sess->ctrl_addr = *sa;
@ -802,6 +790,7 @@ on_data_io(void *data, int fd, uint32_t mask)
struct impl *impl = data;
ssize_t len;
uint8_t buffer[2048];
uint32_t ssrc;
if (mask & SPA_IO_IN) {
struct sockaddr_storage sa;
@ -818,7 +807,10 @@ on_data_io(void *data, int fd, uint32_t mask)
parse_apple_midi_cmd(impl, false, buffer, len, &sa, salen);
} else {
struct rtp_header *hdr = (struct rtp_header*)buffer;
struct session *sess = find_session_by_ssrc(impl, ntohl(hdr->ssrc));
struct session *sess;
ssrc = ntohl(hdr->ssrc);
sess = find_session_by_ssrc(impl, ssrc);
if (sess == NULL)
goto unknown_ssrc;
@ -834,7 +826,7 @@ short_packet:
pw_log_warn("short packet received");
return;
unknown_ssrc:
pw_log_warn("unknown SSRC");
pw_log_warn("unknown SSRC %08x", ssrc);
return;
}