X-Git-Url: http://git.eversberg.eu/gitweb.cgi?p=lcr.git;a=blobdiff_plain;f=gsm_bs.cpp;h=6d1a122661f36def6c30b97132c6e4506583a2a0;hp=9ce9321851da3fc191da8461cc8c2da743a8faba;hb=d67fcefab05e9aa89e6e72a5f2aae10a5404c5e5;hpb=302368de4846ab1d5dca3b73b7ed632aea08354e diff --git a/gsm_bs.cpp b/gsm_bs.cpp index 9ce9321..6d1a122 100644 --- a/gsm_bs.cpp +++ b/gsm_bs.cpp @@ -64,6 +64,25 @@ Pgsm_bs::~Pgsm_bs() PDEBUG(DEBUG_GSM, "Destroyed GSM BS process(%s).\n", p_name); } +static const char *media_type2name(unsigned char media_type) { + switch (media_type) { + case MEDIA_TYPE_ULAW: + return "PCMU"; + case MEDIA_TYPE_ALAW: + return "PCMA"; + case MEDIA_TYPE_GSM: + return "GSM"; + case MEDIA_TYPE_GSM_HR: + return "GSM-HR"; + case MEDIA_TYPE_GSM_EFR: + return "GSM-EFR"; + case MEDIA_TYPE_AMR: + return "AMR"; + } + + return "UKN"; +} + /* PROCEEDING INDICATION (from MS) */ void Pgsm_bs::call_conf_ind(unsigned int msg_type, unsigned int callref, struct gsm_mncc *mncc) { @@ -71,7 +90,7 @@ void Pgsm_bs::call_conf_ind(unsigned int msg_type, unsigned int callref, struct unsigned char payload_types[8]; int payloads = 0; - gsm_trace_header(p_g_interface_name, this, msg_type, DIRECTION_IN); + gsm_trace_header(p_interface_name, this, msg_type, DIRECTION_IN); if (mncc->fields & MNCC_F_CAUSE) { add_trace("cause", "coding", "%d", mncc->cause.coding); add_trace("cause", "location", "%", mncc->cause.location); @@ -84,11 +103,36 @@ void Pgsm_bs::call_conf_ind(unsigned int msg_type, unsigned int callref, struct /* get list of offered payload types * if list ist empty, the FR V1 is selected */ select_payload_type(mncc, payload_types, media_types, &payloads, sizeof(payload_types)); - /* if no given payload type is supported, we assume */ + /* if no given payload type is supported, we select from channel type */ if (!payloads) { - media_types[0] = MEDIA_TYPE_GSM; - payload_types[0] = PAYLOAD_TYPE_GSM; - payloads = 1; + switch (mncc->lchan_type) { + case GSM_LCHAN_TCH_F: + media_types[0] = MEDIA_TYPE_GSM; + payload_types[0] = PAYLOAD_TYPE_GSM; + payloads = 1; + break; + case GSM_LCHAN_TCH_H: + media_types[0] = MEDIA_TYPE_GSM_HR; + payload_types[0] = 96; /* dynamic */ + payloads = 1; + break; + default: + mncc = create_mncc(MNCC_REL_REQ, callref); + gsm_trace_header(p_interface_name, this, MNCC_REL_REQ, DIRECTION_OUT); + mncc->fields |= MNCC_F_CAUSE; + mncc->cause.coding = 3; + mncc->cause.location = 1; + mncc->cause.value = 65; + add_trace("cause", "coding", "%d", mncc->cause.coding); + add_trace("cause", "location", "%d", mncc->cause.location); + add_trace("cause", "value", "%d", mncc->cause.value); + add_trace("reason", NULL, "Given lchan not supported"); + end_trace(); + send_and_free_mncc(p_g_lcr_gsm, mncc->msg_type, mncc); + new_state(PORT_STATE_RELEASE); + trigger_work(&p_g_delete); + return; + } } /* select first payload type that matches the rtp list */ @@ -113,7 +157,7 @@ void Pgsm_bs::call_conf_ind(unsigned int msg_type, unsigned int callref, struct message_put(message); /* send release */ mncc = create_mncc(MNCC_REL_REQ, p_g_callref); - gsm_trace_header(p_g_interface_name, this, MNCC_REL_REQ, DIRECTION_OUT); + gsm_trace_header(p_interface_name, this, MNCC_REL_REQ, DIRECTION_OUT); mncc->fields |= MNCC_F_CAUSE; mncc->cause.coding = 3; mncc->cause.location = LOCATION_PRIVATE_LOCAL; @@ -144,14 +188,14 @@ void Pgsm_bs::start_dtmf_ind(unsigned int msg_type, unsigned int callref, struct { struct gsm_mncc *resp; - gsm_trace_header(p_g_interface_name, this, msg_type, DIRECTION_IN); + gsm_trace_header(p_interface_name, this, msg_type, DIRECTION_IN); add_trace("keypad", NULL, "%c", mncc->keypad); end_trace(); SPRINT(p_dialinginfo.id, "%c", mncc->keypad); p_dialinginfo.ntype = INFO_NTYPE_UNKNOWN; /* send resp */ - gsm_trace_header(p_g_interface_name, this, MNCC_START_DTMF_RSP, DIRECTION_OUT); + gsm_trace_header(p_interface_name, this, MNCC_START_DTMF_RSP, DIRECTION_OUT); add_trace("keypad", NULL, "%c", mncc->keypad); end_trace(); resp = create_mncc(MNCC_START_DTMF_RSP, p_g_callref); @@ -160,15 +204,24 @@ void Pgsm_bs::start_dtmf_ind(unsigned int msg_type, unsigned int callref, struct send_and_free_mncc(p_g_lcr_gsm, resp->msg_type, resp); if (p_g_rtp_bridge) { - class Port *remote = bridge_remote(); - - if (remote) { - struct lcr_msg *message; - - /* send dtmf information, because we bridge RTP directly */ - message = message_create(0, remote->p_serial, EPOINT_TO_PORT, MESSAGE_DTMF); - message->param.dtmf = mncc->keypad; - message_put(message); + /* if two members are bridged */ + if (p_bridge && p_bridge->first && p_bridge->first->next && !p_bridge->first->next->next) { + class Port *remote = NULL; + + /* select other member */ + if (p_bridge->first->port == this) + remote = p_bridge->first->next->port; + if (p_bridge->first->next->port == this) + remote = p_bridge->first->port; + + if (remote) { + struct lcr_msg *message; + + /* send dtmf information, because we bridge RTP directly */ + message = message_create(0, remote->p_serial, EPOINT_TO_PORT, MESSAGE_DTMF); + message->param.dtmf = mncc->keypad; + message_put(message); + } } } else { /* generate DTMF tones, since we do audio forwarding inside LCR */ @@ -201,12 +254,12 @@ void Pgsm_bs::stop_dtmf_ind(unsigned int msg_type, unsigned int callref, struct { struct gsm_mncc *resp; - gsm_trace_header(p_g_interface_name, this, msg_type, DIRECTION_IN); + gsm_trace_header(p_interface_name, this, msg_type, DIRECTION_IN); add_trace("keypad", NULL, "%c", mncc->keypad); end_trace(); /* send resp */ - gsm_trace_header(p_g_interface_name, this, MNCC_STOP_DTMF_RSP, DIRECTION_OUT); + gsm_trace_header(p_interface_name, this, MNCC_STOP_DTMF_RSP, DIRECTION_OUT); add_trace("keypad", NULL, "%c", mncc->keypad); end_trace(); resp = create_mncc(MNCC_STOP_DTMF_RSP, p_g_callref); @@ -223,7 +276,7 @@ void Pgsm_bs::hold_ind(unsigned int msg_type, unsigned int callref, struct gsm_m struct lcr_msg *message; struct gsm_mncc *resp, *frame; - gsm_trace_header(p_g_interface_name, this, msg_type, DIRECTION_IN); + gsm_trace_header(p_interface_name, this, msg_type, DIRECTION_IN); end_trace(); /* notify the hold of call */ @@ -233,14 +286,14 @@ void Pgsm_bs::hold_ind(unsigned int msg_type, unsigned int callref, struct gsm_m message_put(message); /* acknowledge hold */ - gsm_trace_header(p_g_interface_name, this, MNCC_HOLD_CNF, DIRECTION_OUT); + gsm_trace_header(p_interface_name, this, MNCC_HOLD_CNF, DIRECTION_OUT); end_trace(); resp = create_mncc(MNCC_HOLD_CNF, p_g_callref); send_and_free_mncc(p_g_lcr_gsm, resp->msg_type, resp); /* disable audio */ if (p_g_tch_connected) { /* it should be true */ - gsm_trace_header(p_g_interface_name, this, MNCC_FRAME_DROP, DIRECTION_OUT); + gsm_trace_header(p_interface_name, this, MNCC_FRAME_DROP, DIRECTION_OUT); end_trace(); frame = create_mncc(MNCC_FRAME_DROP, p_g_callref); send_and_free_mncc(p_g_lcr_gsm, frame->msg_type, frame); @@ -255,7 +308,7 @@ void Pgsm_bs::retr_ind(unsigned int msg_type, unsigned int callref, struct gsm_m struct lcr_msg *message; struct gsm_mncc *resp, *frame; - gsm_trace_header(p_g_interface_name, this, msg_type, DIRECTION_IN); + gsm_trace_header(p_interface_name, this, msg_type, DIRECTION_IN); end_trace(); /* notify the retrieve of call */ @@ -265,14 +318,14 @@ void Pgsm_bs::retr_ind(unsigned int msg_type, unsigned int callref, struct gsm_m message_put(message); /* acknowledge retr */ - gsm_trace_header(p_g_interface_name, this, MNCC_RETRIEVE_CNF, DIRECTION_OUT); + gsm_trace_header(p_interface_name, this, MNCC_RETRIEVE_CNF, DIRECTION_OUT); end_trace(); resp = create_mncc(MNCC_RETRIEVE_CNF, p_g_callref); send_and_free_mncc(p_g_lcr_gsm, resp->msg_type, resp); /* enable audio */ if (!p_g_tch_connected) { /* it should be true */ - gsm_trace_header(p_g_interface_name, this, MNCC_FRAME_RECV, DIRECTION_OUT); + gsm_trace_header(p_interface_name, this, MNCC_FRAME_RECV, DIRECTION_OUT); end_trace(); frame = create_mncc(MNCC_FRAME_RECV, p_g_callref); send_and_free_mncc(p_g_lcr_gsm, frame->msg_type, frame); @@ -289,38 +342,65 @@ void Pgsm_bs::select_payload_type(struct gsm_mncc *mncc, unsigned char *payload_ { int media_type; unsigned char payload_type; + int half; + void *encoder, *decoder; *payloads = 0; - gsm_trace_header(p_g_interface_name, this, 1 /* codec negotioation */, DIRECTION_NONE); + gsm_trace_header(p_interface_name, this, 1 /* codec negotioation */, DIRECTION_NONE); if ((mncc->fields & MNCC_F_BEARER_CAP)) { /* select preferred payload type from list */ int i; - uint8_t dynamic_type = 96; + unsigned char dynamic_type = 96; add_trace("bearer", "capa", "given by MS"); for (i = 0; mncc->bearer_cap.speech_ver[i] >= 0; i++) { + half = 0; /* select payload type we support */ switch (mncc->bearer_cap.speech_ver[i]) { case 0: add_trace("speech", "version", "Full Rate given"); media_type = MEDIA_TYPE_GSM; payload_type = PAYLOAD_TYPE_GSM; + encoder = p_g_fr_encoder; + decoder = p_g_fr_decoder; break; case 2: add_trace("speech", "version", "EFR given"); media_type = MEDIA_TYPE_GSM_EFR; payload_type = dynamic_type++; + encoder = p_g_amr_encoder; + decoder = p_g_amr_decoder; break; case 4: add_trace("speech", "version", "AMR given"); media_type = MEDIA_TYPE_AMR; payload_type = dynamic_type++; + encoder = p_g_amr_encoder; + decoder = p_g_amr_decoder; break; case 1: add_trace("speech", "version", "Half Rate given"); media_type = MEDIA_TYPE_GSM_HR; payload_type = dynamic_type++; + encoder = p_g_hr_encoder; + decoder = p_g_hr_decoder; + half = 1; + break; + case 5: + add_trace("speech", "version", "AMR Half Rate given"); + media_type = MEDIA_TYPE_AMR; + payload_type = dynamic_type++; + encoder = p_g_amr_encoder; + decoder = p_g_amr_decoder; + half = 1; + break; + case 0x80: + add_trace("speech", "version", "Analog 8000Hz given"); + media_type = MEDIA_TYPE_ANALOG; + payload_type = dynamic_type++; + encoder = (void *)1; + decoder = (void *)1; break; default: add_trace("speech", "version", "%d given", mncc->bearer_cap.speech_ver[i]); @@ -332,9 +412,17 @@ void Pgsm_bs::select_payload_type(struct gsm_mncc *mncc, unsigned char *payload_ add_trace("speech", "ignored", "Not supported by LCR"); continue; } + if (!half && mncc->lchan_type != GSM_LCHAN_TCH_F) { + add_trace("speech", "ignored", "Not TCH/F"); + continue; + } + if (half && mncc->lchan_type != GSM_LCHAN_TCH_H) { + add_trace("speech", "ignored", "Not TCH/H"); + continue; + } if (!p_g_rtp_bridge) { - if (media_type != MEDIA_TYPE_GSM) { - add_trace("speech", "ignored", "Not suitable for LCR"); + if (!encoder || !decoder) { + add_trace("speech", "ignored", "Codec not supported"); continue; } } @@ -370,21 +458,22 @@ void Pgsm_bs::setup_ind(unsigned int msg_type, unsigned int callref, struct gsm_ unsigned char payload_types[8]; int payloads = 0; - interface = getinterfacebyname(p_g_interface_name); + interface = getinterfacebyname(p_interface_name); if (!interface) { - PERROR("Cannot find interface %s.\n", p_g_interface_name); + PERROR("Cannot find interface %s.\n", p_interface_name); return; } /* process given callref */ - gsm_trace_header(p_g_interface_name, this, 0, DIRECTION_IN); + gsm_trace_header(p_interface_name, this, 0, DIRECTION_IN); add_trace("callref", "new", "0x%x", callref); if (p_g_callref) { /* release in case the ID is already in use */ add_trace("error", NULL, "callref already in use"); +reject: end_trace(); mncc = create_mncc(MNCC_REJ_REQ, callref); - gsm_trace_header(p_g_interface_name, this, MNCC_REJ_REQ, DIRECTION_OUT); + gsm_trace_header(p_interface_name, this, MNCC_REJ_REQ, DIRECTION_OUT); mncc->fields |= MNCC_F_CAUSE; mncc->cause.coding = 3; mncc->cause.location = 1; @@ -399,6 +488,11 @@ void Pgsm_bs::setup_ind(unsigned int msg_type, unsigned int callref, struct gsm_ trigger_work(&p_g_delete); return; } + if (callref < 0x40000000) { + /* release in case the ID is invalid */ + add_trace("error", NULL, "callref invalid, not of BSC type"); + goto reject; + } p_g_callref = callref; end_trace(); @@ -414,7 +508,7 @@ void Pgsm_bs::setup_ind(unsigned int msg_type, unsigned int callref, struct gsm_ SCPY(p_callerinfo.imsi, mncc->imsi); p_callerinfo.screen = INFO_SCREEN_NETWORK; p_callerinfo.ntype = INFO_NTYPE_UNKNOWN; - SCPY(p_callerinfo.interface, p_g_interface_name); + SCPY(p_callerinfo.interface, p_interface_name); /* dialing information */ SCAT(p_dialinginfo.id, mncc->called.number); @@ -447,40 +541,50 @@ void Pgsm_bs::setup_ind(unsigned int msg_type, unsigned int callref, struct gsm_ /* get list of offered payload types * if list ist empty, the FR V1 is selected */ select_payload_type(mncc, payload_types, media_types, &payloads, sizeof(payload_types)); - /* if no given payload type is supported, we assume */ + /* if no given payload type is supported, we select from channel type */ if (!payloads) { - media_types[0] = MEDIA_TYPE_GSM; - payload_types[0] = PAYLOAD_TYPE_GSM; - payloads = 1; + switch (mncc->lchan_type) { + case GSM_LCHAN_TCH_F: + media_types[0] = MEDIA_TYPE_GSM; + payload_types[0] = PAYLOAD_TYPE_GSM; + payloads = 1; + break; + case GSM_LCHAN_TCH_H: + media_types[0] = MEDIA_TYPE_GSM_HR; + payload_types[0] = 96; /* dynamic */ + payloads = 1; + break; + default: + mncc = create_mncc(MNCC_REJ_REQ, callref); + gsm_trace_header(p_interface_name, this, MNCC_REJ_REQ, DIRECTION_OUT); + mncc->fields |= MNCC_F_CAUSE; + mncc->cause.coding = 3; + mncc->cause.location = 1; + mncc->cause.value = 65; + add_trace("cause", "coding", "%d", mncc->cause.coding); + add_trace("cause", "location", "%d", mncc->cause.location); + add_trace("cause", "value", "%d", mncc->cause.value); + add_trace("reason", NULL, "Given lchan not supported"); + end_trace(); + send_and_free_mncc(p_g_lcr_gsm, mncc->msg_type, mncc); + new_state(PORT_STATE_RELEASE); + trigger_work(&p_g_delete); + return; + } } #if 0 /* if no given payload type is supported, we reject the call */ if (!payloads) { - mncc = create_mncc(MNCC_REJ_REQ, callref); - gsm_trace_header(p_g_interface_name, this, MNCC_REJ_REQ, DIRECTION_OUT); - mncc->fields |= MNCC_F_CAUSE; - mncc->cause.coding = 3; - mncc->cause.location = 1; - mncc->cause.value = 65; - add_trace("cause", "coding", "%d", mncc->cause.coding); - add_trace("cause", "location", "%d", mncc->cause.location); - add_trace("cause", "value", "%d", mncc->cause.value); - add_trace("reason", NULL, "Given speech codec(s) not supported"); - end_trace(); - send_and_free_mncc(p_g_lcr_gsm, mncc->msg_type, mncc); - new_state(PORT_STATE_RELEASE); - trigger_work(&p_g_delete); - return; } #endif /* useruser */ /* what infos did we got ... */ - gsm_trace_header(p_g_interface_name, this, msg_type, DIRECTION_IN); + gsm_trace_header(p_interface_name, this, msg_type, DIRECTION_IN); if (p_callerinfo.id[0]) add_trace("calling", "number", "%s", p_callerinfo.id); - else + else if (p_callerinfo.imsi[0]) SPRINT(p_callerinfo.id, "imsi-%s", p_callerinfo.imsi); add_trace("calling", "imsi", "%s", p_callerinfo.imsi); add_trace("dialing", "number", "%s", p_dialinginfo.id); @@ -499,7 +603,7 @@ void Pgsm_bs::setup_ind(unsigned int msg_type, unsigned int callref, struct gsm_ modify_lchan(media_types[0]); /* send call proceeding */ - gsm_trace_header(p_g_interface_name, this, MNCC_CALL_PROC_REQ, DIRECTION_OUT); + gsm_trace_header(p_interface_name, this, MNCC_CALL_PROC_REQ, DIRECTION_OUT); proceeding = create_mncc(MNCC_CALL_PROC_REQ, p_g_callref); if (p_g_tones) { proceeding->fields |= MNCC_F_PROGRESS; @@ -516,7 +620,7 @@ void Pgsm_bs::setup_ind(unsigned int msg_type, unsigned int callref, struct gsm_ new_state(PORT_STATE_IN_PROCEEDING); if (p_g_tones && !p_g_tch_connected) { /* only if ... */ - gsm_trace_header(p_g_interface_name, this, MNCC_FRAME_RECV, DIRECTION_OUT); + gsm_trace_header(p_interface_name, this, MNCC_FRAME_RECV, DIRECTION_OUT); end_trace(); frame = create_mncc(MNCC_FRAME_RECV, p_g_callref); send_and_free_mncc(p_g_lcr_gsm, frame->msg_type, frame); @@ -583,7 +687,11 @@ int message_bsc(struct lcr_gsm *lcr_gsm, int msg_type, void *arg) } if (msg_type == GSM_TCHF_FRAME - || msg_type == GSM_TCHF_BAD_FRAME) { + || msg_type == GSM_TCHF_FRAME_EFR + || msg_type == GSM_TCHH_FRAME + || msg_type == GSM_TCH_FRAME_AMR + || msg_type == ANALOG_8000HZ + || msg_type == GSM_BAD_FRAME) { if (port) { /* inject DTMF, if enabled */ if (pgsm_bs->p_g_dtmf) { @@ -713,6 +821,13 @@ void Pgsm_bs::message_setup(unsigned int epoint_id, int message_id, union parame struct lcr_msg *message; struct epoint_list *epointlist; struct gsm_mncc *mncc; + struct interface *interface; + + interface = getinterfacebyname(p_interface_name); + if (!interface) { + PERROR("Cannot find interface %s.\n", p_interface_name); + return; + } /* copy setup infos to port */ memcpy(&p_callerinfo, ¶m->setup.callerinfo, sizeof(p_callerinfo)); @@ -722,7 +837,7 @@ void Pgsm_bs::message_setup(unsigned int epoint_id, int message_id, union parame /* no GSM MNCC connection */ if (p_g_lcr_gsm->mncc_lfd.fd < 0) { - gsm_trace_header(p_g_interface_name, this, MNCC_SETUP_REQ, DIRECTION_OUT); + gsm_trace_header(p_interface_name, this, MNCC_SETUP_REQ, DIRECTION_OUT); add_trace("failure", NULL, "No MNCC connection."); end_trace(); message = message_create(p_serial, epoint_id, PORT_TO_EPOINT, MESSAGE_RELEASE); @@ -736,7 +851,7 @@ void Pgsm_bs::message_setup(unsigned int epoint_id, int message_id, union parame /* no number */ if (!p_dialinginfo.id[0]) { - gsm_trace_header(p_g_interface_name, this, MNCC_SETUP_REQ, DIRECTION_OUT); + gsm_trace_header(p_interface_name, this, MNCC_SETUP_REQ, DIRECTION_OUT); add_trace("failure", NULL, "No dialed subscriber given."); end_trace(); message = message_create(p_serial, epoint_id, PORT_TO_EPOINT, MESSAGE_RELEASE); @@ -753,7 +868,7 @@ void Pgsm_bs::message_setup(unsigned int epoint_id, int message_id, union parame int i; p_g_rtp_payloads = 0; - gsm_trace_header(p_g_interface_name, this, 1 /* codec negotioation */, DIRECTION_NONE); + gsm_trace_header(p_interface_name, this, 1 /* codec negotioation */, DIRECTION_NONE); for (i = 0; i < param->setup.rtpinfo.payloads; i++) { switch (param->setup.rtpinfo.media_types[i]) { case MEDIA_TYPE_GSM: @@ -773,7 +888,7 @@ void Pgsm_bs::message_setup(unsigned int epoint_id, int message_id, union parame } end_trace(); if (!p_g_rtp_payloads) { - gsm_trace_header(p_g_interface_name, this, MNCC_SETUP_REQ, DIRECTION_OUT); + gsm_trace_header(p_interface_name, this, MNCC_SETUP_REQ, DIRECTION_OUT); add_trace("failure", NULL, "No payload given that is supported by GSM"); end_trace(); message = message_create(p_serial, epoint_id, PORT_TO_EPOINT, MESSAGE_RELEASE); @@ -788,7 +903,7 @@ void Pgsm_bs::message_setup(unsigned int epoint_id, int message_id, union parame // SCPY(&p_m_tones_dir, param->setup.ext.tones_dir); /* screen outgoing caller id */ - do_screen(1, p_callerinfo.id, sizeof(p_callerinfo.id), &p_callerinfo.ntype, &p_callerinfo.present, p_g_interface_name); + do_screen(1, p_callerinfo.id, sizeof(p_callerinfo.id), &p_callerinfo.ntype, &p_callerinfo.present, p_interface_name); /* attach only if not already */ epointlist = p_epointlist; @@ -801,12 +916,12 @@ void Pgsm_bs::message_setup(unsigned int epoint_id, int message_id, union parame epointlist_new(epoint_id); /* creating l3id */ - gsm_trace_header(p_g_interface_name, this, 0, DIRECTION_OUT); + gsm_trace_header(p_interface_name, this, 0, DIRECTION_OUT); p_g_callref = new_callref++; add_trace("callref", "new", "0x%x", p_g_callref); end_trace(); - gsm_trace_header(p_g_interface_name, this, MNCC_SETUP_REQ, DIRECTION_OUT); + gsm_trace_header(p_interface_name, this, MNCC_SETUP_REQ, DIRECTION_OUT); mncc = create_mncc(MNCC_SETUP_REQ, p_g_callref); /* caller information */ mncc->fields |= MNCC_F_CALLING; @@ -916,6 +1031,14 @@ void Pgsm_bs::message_setup(unsigned int epoint_id, int message_id, union parame add_trace("redir", "number", "%s", mncc->redirecting.number); } + if (interface->gsm_bs_hr) { + add_trace("lchan", "type", "TCH/H or TCH/F"); + mncc->lchan_type = GSM_LCHAN_TCH_H; + } else { + add_trace("lchan", "type", "TCH/F"); + mncc->lchan_type = GSM_LCHAN_TCH_F; + } + end_trace(); send_and_free_mncc(p_g_lcr_gsm, mncc->msg_type, mncc);