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mgcp/rtp: Refactor mgcp_send to avoid code duplication

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Currently there are two symmetric code paths which are selected by
the packet destination (NET or BTS).

This patch introduces 3 variables that take the different values
and unifies both code paths into one.

Sponsored-by: On-Waves ehf
This commit is contained in:
Jacob Erlbeck
2013-12-19 10:00:34 +01:00
parent d9c1d31a6a
commit b830008020
1 changed files with 22 additions and 28 deletions
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50
openbsc/src/libmgcp/mgcp_network.c
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@@ -537,6 +537,10 @@ static int mgcp_send(struct mgcp_endpoint *endp, int dest, int is_rtp,
struct sockaddr_in *addr, char *buf, int rc)
{
struct mgcp_trunk_config *tcfg = endp->tcfg;
struct mgcp_rtp_end *rtp_end;
struct mgcp_rtp_state *rtp_state;
int tap_idx;
/* For loop toggle the destination and then dispatch. */
if (tcfg->audio_loop)
dest = !dest;
@@ -546,35 +550,25 @@ static int mgcp_send(struct mgcp_endpoint *endp, int dest, int is_rtp,
dest = !dest;
if (dest == MGCP_DEST_NET) {
if (is_rtp) {
mgcp_patch_and_count(endp, &endp->bts_state,
&endp->net_end,
addr, buf, rc);
forward_data(endp->net_end.rtp.fd,
&endp->taps[MGCP_TAP_NET_OUT], buf, rc);
return mgcp_udp_send(endp->net_end.rtp.fd,
&endp->net_end.addr,
endp->net_end.rtp_port, buf, rc);
} else if (!tcfg->omit_rtcp) {
return mgcp_udp_send(endp->net_end.rtcp.fd,
&endp->net_end.addr,
endp->net_end.rtcp_port, buf, rc);
}
rtp_end = &endp->net_end;
rtp_state = &endp->bts_state;
tap_idx = MGCP_TAP_NET_OUT;
} else {
if (is_rtp) {
mgcp_patch_and_count(endp, &endp->net_state,
&endp->bts_end,
addr, buf, rc);
forward_data(endp->bts_end.rtp.fd,
&endp->taps[MGCP_TAP_BTS_OUT], buf, rc);
return mgcp_udp_send(endp->bts_end.rtp.fd,
&endp->bts_end.addr,
endp->bts_end.rtp_port, buf, rc);
} else if (!tcfg->omit_rtcp) {
return mgcp_udp_send(endp->bts_end.rtcp.fd,
&endp->bts_end.addr,
endp->bts_end.rtcp_port, buf, rc);
}
rtp_end = &endp->bts_end;
rtp_state = &endp->net_state;
tap_idx = MGCP_TAP_BTS_OUT;
}
if (is_rtp) {
mgcp_patch_and_count(endp, rtp_state, rtp_end, addr, buf, rc);
forward_data(rtp_end->rtp.fd, &endp->taps[tap_idx], buf, rc);
return mgcp_udp_send(rtp_end->rtp.fd,
&rtp_end->addr,
rtp_end->rtp_port, buf, rc);
} else if (!tcfg->omit_rtcp) {
return mgcp_udp_send(rtp_end->rtcp.fd,
&rtp_end->addr,
rtp_end->rtcp_port, buf, rc);
}
return 0;