diff options
author | Andreas Eversberg <jolly@eversberg.eu> | 2014-01-17 19:06:38 +0100 |
---|---|---|
committer | Holger Hans Peter Freyther <holger@moiji-mobile.com> | 2014-03-20 22:36:16 +0100 |
commit | 63bfdd83ea94bef8f6b1a2756e80e7b2e8b46250 (patch) | |
tree | 9e8573b119876ef29c79f50ed5bb24f84d9008d7 | |
parent | 9acbe4cefee2afa6625ee646e9cc96d04c8d1018 (diff) |
mncc: Add support for half rate V1 frames to MNCC/RTP interface
-rw-r--r-- | openbsc/src/libmsc/gsm_04_08.c | 6 | ||||
-rw-r--r-- | openbsc/src/libtrau/rtp_proxy.c | 14 |
2 files changed, 18 insertions, 2 deletions
diff --git a/openbsc/src/libmsc/gsm_04_08.c b/openbsc/src/libmsc/gsm_04_08.c index cd2a0b5cd..df934330a 100644 --- a/openbsc/src/libmsc/gsm_04_08.c +++ b/openbsc/src/libmsc/gsm_04_08.c @@ -2952,6 +2952,7 @@ int mncc_tx_to_cc(struct gsm_network *net, int msg_type, void *arg) return tch_recv_mncc(net, data->callref, 1); case GSM_TCHF_FRAME: case GSM_TCHF_FRAME_EFR: + case GSM_TCHH_FRAME: /* Find callref */ trans = trans_find_by_callref(net, data->callref); if (!trans) { @@ -2963,11 +2964,12 @@ int mncc_tx_to_cc(struct gsm_network *net, int msg_type, void *arg) LOGP(DMNCC, LOGL_NOTICE, "TCH frame for trans without conn\n"); return 0; } - if (trans->conn->lchan->type != GSM_LCHAN_TCH_F) { + if (trans->conn->lchan->type != GSM_LCHAN_TCH_F + && trans->conn->lchan->type != GSM_LCHAN_TCH_H) { /* This should be LOGL_ERROR or NOTICE, but * unfortuantely it happens for a couple of frames at * the beginning of every RTP connection */ - LOGP(DMNCC, LOGL_DEBUG, "TCH frame for lchan != TCH_F\n"); + LOGP(DMNCC, LOGL_DEBUG, "TCH frame for lchan != TCH_F/TCH_H\n"); return 0; } bts = trans->conn->lchan->ts->trx->bts; diff --git a/openbsc/src/libtrau/rtp_proxy.c b/openbsc/src/libtrau/rtp_proxy.c index 94a5b2f57..143bfa006 100644 --- a/openbsc/src/libtrau/rtp_proxy.c +++ b/openbsc/src/libtrau/rtp_proxy.c @@ -183,6 +183,15 @@ static int rtp_decode(struct msgb *msg, uint32_t callref, struct msgb **data) return -EINVAL; } break; + case RTP_PT_GSM_HALF: + msg_type = GSM_TCHH_FRAME; + if (payload_len != RTP_LEN_GSM_HALF) { + DEBUGPC(DLMUX, "received RTP half rate frame with " + "payload length != %d (len = %d)\n", + RTP_LEN_GSM_HALF, payload_len); + return -EINVAL; + } + break; default: DEBUGPC(DLMUX, "received RTP frame with unknown payload " "type %d\n", rtph->payload_type); @@ -250,6 +259,11 @@ int rtp_send_frame(struct rtp_socket *rs, struct gsm_data_frame *frame) payload_len = RTP_LEN_GSM_EFR; duration = RTP_GSM_DURATION; break; + case GSM_TCHH_FRAME: + payload_type = RTP_PT_GSM_HALF; + payload_len = RTP_LEN_GSM_HALF; + duration = RTP_GSM_DURATION; + break; default: DEBUGPC(DLMUX, "unsupported message type %d\n", frame->msg_type); |