X-Git-Url: http://git.eversberg.eu/gitweb.cgi?p=lcr.git;a=blobdiff_plain;f=gsm.cpp;h=b1895f8492a905b00334bd3b14067519c837ea30;hp=31506941b2fae0875fafeecec951c72195b8b86a;hb=ab670ecfdc8c7e299bc1b9ddea014980ad7637fa;hpb=2490abbec40c3d8bcd1248fd09223586031f4540 diff --git a/gsm.cpp b/gsm.cpp index 3150694..b1895f8 100644 --- a/gsm.cpp +++ b/gsm.cpp @@ -10,11 +10,29 @@ \*****************************************************************************/ #include "main.h" + +#ifndef _GNU_SOURCE +#define _GNU_SOURCE +#endif extern "C" { -#include "openbsc/openbsc.h" -#include "openbsc/mncc.h" -#include "openbsc/trau_frame.h" -#include "bootstrap.h" +#include + +#include +#include +#include +#include +#include +#include +#include +struct gsm_network *bsc_gsmnet = 0; +extern int ipacc_rtp_direct; +extern int bsc_bootstrap_network(int (*mmc_rev)(struct gsm_network *, int, void *), + const char *cfg_file); +extern int bsc_shutdown_net(struct gsm_network *net); +void talloc_ctx_init(void); +void on_dso_load_token(void); +void on_dso_load_rrlp(void); + #include "gsm_audio.h" #undef AF_ISDN @@ -23,6 +41,7 @@ extern int AF_ISDN; #define PF_ISDN AF_ISDN } + struct lcr_gsm *gsm = NULL; static unsigned int new_callref = 1; @@ -40,7 +59,7 @@ static struct gsm_mncc *create_mncc(int msg_type, unsigned int callref) mncc->callref = callref; return (mncc); } -static int send_and_free_mncc(void *net, unsigned int msg_type, void *data) +static int send_and_free_mncc(struct gsm_network *net, unsigned int msg_type, void *data) { int ret; @@ -166,9 +185,7 @@ int Pgsm::bchannel_open(int index) /* receive from bchannel */ void Pgsm::bchannel_receive(struct mISDNhead *hh, unsigned char *data, int len) { - int i, j, k; unsigned char frame[33]; - struct decoded_trau_frame tf; /* encoder init failed */ if (!p_m_g_encoder) @@ -186,31 +203,7 @@ void Pgsm::bchannel_receive(struct mISDNhead *hh, unsigned char *data, int len) /* encode data */ gsm_audio_encode(p_m_g_encoder, p_m_g_rxdata, frame); - - /* set c-bits and t-bits */ - tf.c_bits[0] = 1; - tf.c_bits[1] = 1; - tf.c_bits[2] = 1; - tf.c_bits[3] = 0; - tf.c_bits[4] = 0; - memset(&tf.c_bits[5], 0, 6); - memset(&tf.c_bits[11], 1, 10); - memset(&tf.t_bits[0], 1, 4); - - /* reassemble d-bits */ - i = 0; - j = 0; - k = 0; - while(i < 260) { - tf.d_bits[i] = (frame[j] >> k) & 1; - if (++k == 8) { - k = 0; - j++; - } - i++; - } - - trau_send(&tf); + frame_send(frame); } } } @@ -234,57 +227,33 @@ void Pgsm::bchannel_send(unsigned int prim, unsigned int id, unsigned char *data PERROR("Failed to send to socket index %d\n", index); } -void Pgsm::trau_send(void *_tf) +void Pgsm::frame_send(void *_frame) { - struct decoded_trau_frame *tf = (struct decoded_trau_frame *)_tf; - unsigned char data[sizeof(struct gsm_trau_frame) + sizeof(struct decoded_trau_frame)]; - struct gsm_trau_frame *frame = (struct gsm_trau_frame *)data; + unsigned char buffer[sizeof(struct gsm_data_frame) + 33]; + struct gsm_data_frame *frame = (struct gsm_data_frame *)buffer; - frame->msg_type = GSM_TRAU_FRAME; + frame->msg_type = GSM_TCHF_FRAME; frame->callref = p_m_g_callref; - memcpy(frame->data, tf, sizeof(struct decoded_trau_frame)); - mncc_send(gsm->network, frame->msg_type, frame); + memcpy(frame->data, _frame, 33); + mncc_send((struct gsm_network *)gsm->network, frame->msg_type, frame); } -void Pgsm::trau_receive(void *_frame) +void Pgsm::frame_receive(void *_frame) { - struct gsm_trau_frame *frm = (struct gsm_trau_frame *)_frame; - struct decoded_trau_frame *tf = (struct decoded_trau_frame *)frm->data; -//struct decoded_trau_frame *tf = (struct decoded_trau_frame *)_frame; - unsigned char frame[33]; + struct gsm_data_frame *frame = (struct gsm_data_frame *)_frame; signed short samples[160]; unsigned char data[160]; - int i, j, k; + int i; if (!p_m_g_decoder) return; -// printf("got trau %d %d %d %d %d\n", tf->c_bits[0], tf->c_bits[1], tf->c_bits[2], tf->c_bits[3], tf->c_bits[4]); - if (tf->c_bits[0]!=0 || tf->c_bits[1]!=0 || tf->c_bits[2]!=0 || tf->c_bits[3]!=1 || tf->c_bits[4]!=0) - PERROR("illegal trau (C1-C5) %d %d %d %d %d\n", tf->c_bits[0], tf->c_bits[1], tf->c_bits[2], tf->c_bits[3], tf->c_bits[4]); - - /* set GSM_MAGIC */ - memset(&frame, 0, sizeof(frame)); -// frame[0] = 0xd << 4; - - /* reassemble bits */ - i = 0; - j = 0; - k = 0; - while(i < 260) { - if (tf->d_bits[i] > 1) - PERROR("fix!\n"); - frame[j] |= (tf->d_bits[i] << k); - if (++k == 8) { - k = 0; - j++; - } - i++; - } + if ((frame->data[0]>>4) != 0xd) + PERROR("received GSM frame with wrong magig 0x%x\n", frame->data[0]>>4); /* decode */ - gsm_audio_decode(p_m_g_decoder, frame, samples); + gsm_audio_decode(p_m_g_decoder, frame->data, samples); for (i = 0; i < 160; i++) { data[i] = audio_s16_to_law[samples[i] & 0xffff]; } @@ -393,16 +362,16 @@ void Pgsm::setup_ind(unsigned int msg_type, unsigned int callref, struct gsm_mnc end_trace(); mncc = create_mncc(MNCC_REJ_REQ, callref); gsm_trace_header(p_m_mISDNport, this, MNCC_REJ_REQ, DIRECTION_OUT); - mncc->cause = 1; - mncc->cause_coding = 3; - mncc->cause_location = 1; - mncc->cause_value = 47; - add_trace("cause", "coding", "%d", mncc->cause_coding); - add_trace("cause", "location", "%d", mncc->cause_location); - add_trace("cause", "value", "%d", mncc->cause_value); + mncc->fields |= MNCC_F_CAUSE; + mncc->cause.coding = 3; + mncc->cause.location = 1; + mncc->cause.value = 47; + 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, "callref already in use"); end_trace(); - send_and_free_mncc(gsm->network, mncc->msg_type, mncc); + send_and_free_mncc((struct gsm_network *)gsm->network, mncc->msg_type, mncc); new_state(PORT_STATE_RELEASE); p_m_delete = 1; return; @@ -414,38 +383,39 @@ void Pgsm::setup_ind(unsigned int msg_type, unsigned int callref, struct gsm_mnc if (p_m_mISDNport->ifport->block) { mncc = create_mncc(MNCC_REJ_REQ, p_m_g_callref); gsm_trace_header(p_m_mISDNport, this, MNCC_REJ_REQ, DIRECTION_OUT); - mncc->cause = 1; - mncc->cause_coding = 3; - mncc->cause_location = 1; - mncc->cause_value = 27; - add_trace("cause", "coding", "%d", mncc->cause_coding); - add_trace("cause", "location", "%d", mncc->cause_location); - add_trace("cause", "value", "%d", mncc->cause_value); + mncc->fields |= MNCC_F_CAUSE; + mncc->cause.coding = 3; + mncc->cause.location = 1; + mncc->cause.value = 27; + 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, "port is blocked"); end_trace(); - send_and_free_mncc(gsm->network, mncc->msg_type, mncc); + send_and_free_mncc((struct gsm_network *)gsm->network, mncc->msg_type, mncc); new_state(PORT_STATE_RELEASE); p_m_delete = 1; return; } /* caller info */ - if (mncc->clir_inv) + if (mncc->clir.inv) p_callerinfo.present = INFO_PRESENT_RESTRICTED; else p_callerinfo.present = INFO_PRESENT_ALLOWED; - if (mncc->calling_number[0]) - SCPY(p_callerinfo.id, mncc->calling_number); + if (mncc->calling.number[0]) + SCPY(p_callerinfo.id, mncc->calling.number); else p_callerinfo.present = INFO_PRESENT_NOTAVAIL; + SCPY(p_callerinfo.imsi, mncc->imsi); p_callerinfo.screen = INFO_SCREEN_NETWORK; p_callerinfo.ntype = INFO_NTYPE_UNKNOWN; p_callerinfo.isdn_port = p_m_portnum; SCPY(p_callerinfo.interface, p_m_mISDNport->ifport->interface->name); /* dialing information */ - SCAT(p_dialinginfo.id, mncc->called_number); - switch (mncc->called_type) { + SCAT(p_dialinginfo.id, mncc->called.number); + switch (mncc->called.type) { case 0x1: p_dialinginfo.ntype = INFO_NTYPE_INTERNATIONAL; break; @@ -485,16 +455,16 @@ void Pgsm::setup_ind(unsigned int msg_type, unsigned int callref, struct gsm_mnc no_channel: mncc = create_mncc(MNCC_REJ_REQ, p_m_g_callref); gsm_trace_header(p_m_mISDNport, this, MNCC_REJ_REQ, DIRECTION_OUT); - mncc->cause = 1; - mncc->cause_coding = 3; - mncc->cause_location = 1; - mncc->cause_value = 34; - add_trace("cause", "coding", "%d", mncc->cause_coding); - add_trace("cause", "location", "%d", mncc->cause_location); - add_trace("cause", "value", "%d", mncc->cause_value); + mncc->fields |= MNCC_F_CAUSE; + mncc->cause.coding = 3; + mncc->cause.location = 1; + mncc->cause.value = 34; + 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, "no channel"); end_trace(); - send_and_free_mncc(gsm->network, mncc->msg_type, mncc); + send_and_free_mncc((struct gsm_network *)gsm->network, mncc->msg_type, mncc); new_state(PORT_STATE_RELEASE); p_m_delete = 1; return; @@ -505,7 +475,11 @@ void Pgsm::setup_ind(unsigned int msg_type, unsigned int callref, struct gsm_mnc /* what infos did we got ... */ gsm_trace_header(p_m_mISDNport, this, msg_type, DIRECTION_IN); - add_trace("subscr", "number", "%s", p_callerinfo.id); + if (p_callerinfo.id[0]) + add_trace("calling", "number", "%s", p_callerinfo.id); + else + 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); end_trace(); @@ -524,22 +498,22 @@ void Pgsm::setup_ind(unsigned int msg_type, unsigned int callref, struct gsm_mnc mode->lchan_mode = 0x01; /* GSM V1 */ add_trace("mode", NULL, "0x%02x", mode->lchan_mode); end_trace(); - send_and_free_mncc(gsm->network, mode->msg_type, mode); + send_and_free_mncc((struct gsm_network *)gsm->network, mode->msg_type, mode); /* send call proceeding */ gsm_trace_header(p_m_mISDNport, this, MNCC_CALL_PROC_REQ, DIRECTION_OUT); proceeding = create_mncc(MNCC_CALL_PROC_REQ, p_m_g_callref); if (p_m_mISDNport->tones) { - proceeding->progress = 1; - proceeding->progress_coding = 3; /* GSM */ - proceeding->progress_location = 1; - proceeding->progress_descr = 8; - add_trace("progress", "coding", "%d", proceeding->progress_coding); - add_trace("progress", "location", "%d", proceeding->progress_location); - add_trace("progress", "descr", "%d", proceeding->progress_descr); + proceeding->fields |= MNCC_F_PROGRESS; + proceeding->progress.coding = 3; /* GSM */ + proceeding->progress.location = 1; + proceeding->progress.descr = 8; + add_trace("progress", "coding", "%d", proceeding->progress.coding); + add_trace("progress", "location", "%d", proceeding->progress.location); + add_trace("progress", "descr", "%d", proceeding->progress.descr); } end_trace(); - send_and_free_mncc(gsm->network, proceeding->msg_type, proceeding); + send_and_free_mncc((struct gsm_network *)gsm->network, proceeding->msg_type, proceeding); new_state(PORT_STATE_IN_PROCEEDING); @@ -547,7 +521,7 @@ void Pgsm::setup_ind(unsigned int msg_type, unsigned int callref, struct gsm_mnc gsm_trace_header(p_m_mISDNport, this, MNCC_FRAME_RECV, DIRECTION_OUT); end_trace(); frame = create_mncc(MNCC_FRAME_RECV, p_m_g_callref); - send_and_free_mncc(gsm->network, frame->msg_type, frame); + send_and_free_mncc((struct gsm_network *)gsm->network, frame->msg_type, frame); p_m_g_tch_connected = 1; } @@ -559,9 +533,9 @@ void Pgsm::setup_ind(unsigned int msg_type, unsigned int callref, struct gsm_mnc memcpy(&message->param.setup.dialinginfo, &p_dialinginfo, sizeof(struct dialing_info)); memcpy(&message->param.setup.callerinfo, &p_callerinfo, sizeof(struct caller_info)); memcpy(&message->param.setup.capainfo, &p_capainfo, sizeof(struct capa_info)); - SCPY((char *)message->param.setup.useruser.data, (char *)mncc->useruser_info); - message->param.setup.useruser.len = strlen(mncc->useruser_info); - message->param.setup.useruser.protocol = mncc->useruser_proto; + SCPY((char *)message->param.setup.useruser.data, (char *)mncc->useruser.info); + message->param.setup.useruser.len = strlen(mncc->useruser.info); + message->param.setup.useruser.protocol = mncc->useruser.proto; message_put(message); } @@ -583,7 +557,7 @@ void Pgsm::start_dtmf_ind(unsigned int msg_type, unsigned int callref, struct gs end_trace(); resp = create_mncc(MNCC_START_DTMF_RSP, p_m_g_callref); resp->keypad = mncc->keypad; - send_and_free_mncc(gsm->network, resp->msg_type, resp); + send_and_free_mncc((struct gsm_network *)gsm->network, resp->msg_type, resp); /* send dialing information */ message = message_create(p_serial, ACTIVE_EPOINT(p_epointlist), PORT_TO_EPOINT, MESSAGE_INFORMATION); @@ -604,7 +578,7 @@ void Pgsm::stop_dtmf_ind(unsigned int msg_type, unsigned int callref, struct gsm end_trace(); resp = create_mncc(MNCC_STOP_DTMF_RSP, p_m_g_callref); resp->keypad = mncc->keypad; - send_and_free_mncc(gsm->network, resp->msg_type, resp); + send_and_free_mncc((struct gsm_network *)gsm->network, resp->msg_type, resp); } /* PROCEEDING INDICATION */ @@ -613,10 +587,10 @@ void Pgsm::call_conf_ind(unsigned int msg_type, unsigned int callref, struct gsm struct gsm_mncc *mode; gsm_trace_header(p_m_mISDNport, this, msg_type, DIRECTION_IN); - if (mncc->cause) { - add_trace("cause", "coding", "%d", mncc->cause_coding); - add_trace("cause", "location", "%", mncc->cause_location); - add_trace("cause", "value", "%", mncc->cause_value); + if (mncc->fields & MNCC_F_CAUSE) { + add_trace("cause", "coding", "%d", mncc->cause.coding); + add_trace("cause", "location", "%", mncc->cause.location); + add_trace("cause", "value", "%", mncc->cause.value); } end_trace(); @@ -626,7 +600,7 @@ void Pgsm::call_conf_ind(unsigned int msg_type, unsigned int callref, struct gsm mode->lchan_mode = 0x01; /* GSM V1 */ add_trace("mode", NULL, "0x%02x", mode->lchan_mode); end_trace(); - send_and_free_mncc(gsm->network, mode->msg_type, mode); + send_and_free_mncc((struct gsm_network *)gsm->network, mode->msg_type, mode); } @@ -651,16 +625,31 @@ void Pgsm::setup_cnf(unsigned int msg_type, unsigned int callref, struct gsm_mnc struct gsm_mncc *resp, *frame; struct lcr_msg *message; + SCPY(p_connectinfo.id, mncc->connected.number); + SCPY(p_connectinfo.imsi, mncc->imsi); + p_connectinfo.present = INFO_PRESENT_ALLOWED; + p_connectinfo.screen = INFO_SCREEN_NETWORK; + p_connectinfo.ntype = INFO_NTYPE_UNKNOWN; + p_connectinfo.isdn_port = p_m_portnum; + SCPY(p_connectinfo.interface, p_m_mISDNport->ifport->interface->name); + gsm_trace_header(p_m_mISDNport, this, msg_type, DIRECTION_IN); + if (p_connectinfo.id[0]) + add_trace("connect", "number", "%s", p_connectinfo.id); + else if (mncc->imsi[0]) + SPRINT(p_connectinfo.id, "imsi-%s", p_connectinfo.imsi); + if (mncc->imsi[0]) + add_trace("connect", "imsi", "%s", p_connectinfo.imsi); end_trace(); /* send resp */ gsm_trace_header(p_m_mISDNport, this, MNCC_SETUP_COMPL_REQ, DIRECTION_OUT); resp = create_mncc(MNCC_SETUP_COMPL_REQ, p_m_g_callref); end_trace(); - send_and_free_mncc(gsm->network, resp->msg_type, resp); + send_and_free_mncc((struct gsm_network *)gsm->network, resp->msg_type, resp); message = message_create(p_serial, ACTIVE_EPOINT(p_epointlist), PORT_TO_EPOINT, MESSAGE_CONNECT); + memcpy(&message->param.connectinfo, &p_connectinfo, sizeof(struct connect_info)); message_put(message); new_state(PORT_STATE_CONNECT); @@ -669,7 +658,7 @@ void Pgsm::setup_cnf(unsigned int msg_type, unsigned int callref, struct gsm_mnc gsm_trace_header(p_m_mISDNport, this, MNCC_FRAME_RECV, DIRECTION_OUT); end_trace(); frame = create_mncc(MNCC_FRAME_RECV, p_m_g_callref); - send_and_free_mncc(gsm->network, frame->msg_type, frame); + send_and_free_mncc((struct gsm_network *)gsm->network, frame->msg_type, frame); p_m_g_tch_connected = 1; } } @@ -688,7 +677,7 @@ void Pgsm::setup_compl_ind(unsigned int msg_type, unsigned int callref, struct g gsm_trace_header(p_m_mISDNport, this, MNCC_FRAME_RECV, DIRECTION_OUT); end_trace(); frame = create_mncc(MNCC_FRAME_RECV, p_m_g_callref); - send_and_free_mncc(gsm->network, frame->msg_type, frame); + send_and_free_mncc((struct gsm_network *)gsm->network, frame->msg_type, frame); p_m_g_tch_connected = 1; } } @@ -701,10 +690,10 @@ void Pgsm::disc_ind(unsigned int msg_type, unsigned int callref, struct gsm_mncc struct gsm_mncc *resp; gsm_trace_header(p_m_mISDNport, this, msg_type, DIRECTION_IN); - if (mncc->cause) { - location = mncc->cause_location; - cause = mncc->cause_value; - add_trace("cause", "coding", "%d", mncc->cause_coding); + if (mncc->fields & MNCC_F_CAUSE) { + location = mncc->cause.location; + cause = mncc->cause.value; + add_trace("cause", "coding", "%d", mncc->cause.coding); add_trace("cause", "location", "%d", location); add_trace("cause", "value", "%d", cause); } @@ -714,16 +703,16 @@ void Pgsm::disc_ind(unsigned int msg_type, unsigned int callref, struct gsm_mncc resp = create_mncc(MNCC_REL_REQ, p_m_g_callref); gsm_trace_header(p_m_mISDNport, this, MNCC_REL_REQ, DIRECTION_OUT); #if 0 - resp->cause = 1; - resp->cause_coding = 3; - resp->cause_location = 1; - resp->cause_value = cause; - add_trace("cause", "coding", "%d", resp->cause_coding); - add_trace("cause", "location", "%d", resp->cause_location); - add_trace("cause", "value", "%d", resp->cause_value); + resp->fields |= MNCC_F_CAUSE; + resp->cause.coding = 3; + resp->cause.location = 1; + resp->cause.value = cause; + add_trace("cause", "coding", "%d", resp->cause.coding); + add_trace("cause", "location", "%d", resp->cause.location); + add_trace("cause", "value", "%d", resp->cause.value); #endif end_trace(); - send_and_free_mncc(gsm->network, resp->msg_type, resp); + send_and_free_mncc((struct gsm_network *)gsm->network, resp->msg_type, resp); /* sending release to endpoint */ while(p_epointlist) { @@ -745,12 +734,12 @@ void Pgsm::rel_ind(unsigned int msg_type, unsigned int callref, struct gsm_mncc struct lcr_msg *message; gsm_trace_header(p_m_mISDNport, this, msg_type, DIRECTION_IN); - if (mncc->cause) { - location = mncc->cause_location; - cause = mncc->cause_value; - add_trace("cause", "coding", "%d", mncc->cause_coding); - add_trace("cause", "location", "%d", mncc->cause_location); - add_trace("cause", "value", "%d", mncc->cause_value); + if (mncc->fields & MNCC_F_CAUSE) { + location = mncc->cause.location; + cause = mncc->cause.value; + add_trace("cause", "coding", "%d", mncc->cause.coding); + add_trace("cause", "location", "%d", mncc->cause.location); + add_trace("cause", "value", "%d", mncc->cause.value); } end_trace(); @@ -794,14 +783,14 @@ void Pgsm::hold_ind(unsigned int msg_type, unsigned int callref, struct gsm_mncc gsm_trace_header(p_m_mISDNport, this, MNCC_HOLD_CNF, DIRECTION_OUT); end_trace(); resp = create_mncc(MNCC_HOLD_CNF, p_m_g_callref); - send_and_free_mncc(gsm->network, resp->msg_type, resp); + send_and_free_mncc((struct gsm_network *)gsm->network, resp->msg_type, resp); /* disable audio */ if (p_m_g_tch_connected) { /* it should be true */ gsm_trace_header(p_m_mISDNport, this, MNCC_FRAME_DROP, DIRECTION_OUT); end_trace(); frame = create_mncc(MNCC_FRAME_DROP, p_m_g_callref); - send_and_free_mncc(gsm->network, frame->msg_type, frame); + send_and_free_mncc((struct gsm_network *)gsm->network, frame->msg_type, frame); p_m_g_tch_connected = 0; } } @@ -826,14 +815,14 @@ void Pgsm::retr_ind(unsigned int msg_type, unsigned int callref, struct gsm_mncc gsm_trace_header(p_m_mISDNport, this, MNCC_RETRIEVE_CNF, DIRECTION_OUT); end_trace(); resp = create_mncc(MNCC_RETRIEVE_CNF, p_m_g_callref); - send_and_free_mncc(gsm->network, resp->msg_type, resp); + send_and_free_mncc((struct gsm_network *)gsm->network, resp->msg_type, resp); /* enable audio */ if (!p_m_g_tch_connected) { /* it should be true */ gsm_trace_header(p_m_mISDNport, this, MNCC_FRAME_RECV, DIRECTION_OUT); end_trace(); frame = create_mncc(MNCC_FRAME_RECV, p_m_g_callref); - send_and_free_mncc(gsm->network, frame->msg_type, frame); + send_and_free_mncc((struct gsm_network *)gsm->network, frame->msg_type, frame); p_m_g_tch_connected = 1; } } @@ -841,7 +830,7 @@ void Pgsm::retr_ind(unsigned int msg_type, unsigned int callref, struct gsm_mncc /* * BSC sends message to port */ -static int message_bcs(void *net, int msg_type, void *arg) +static int message_bsc(struct gsm_network *net, int msg_type, void *arg) { struct gsm_mncc *mncc = (struct gsm_mncc *)arg; unsigned int callref = mncc->callref; @@ -867,9 +856,9 @@ static int message_bcs(void *net, int msg_type, void *arg) port = port->next; } - if (msg_type == GSM_TRAU_FRAME) { + if (msg_type == GSM_TCHF_FRAME) { if (port) - pgsm->trau_receive((struct gsm_trau_frame *)arg); + pgsm->frame_receive((struct gsm_trau_frame *)arg); return 0; } @@ -887,16 +876,16 @@ static int message_bcs(void *net, int msg_type, void *arg) struct gsm_mncc *rej; rej = create_mncc(MNCC_REJ_REQ, callref); - rej->cause = 1; - rej->cause_coding = 3; - rej->cause_location = 1; - rej->cause_value = 27; + rej->fields |= MNCC_F_CAUSE; + rej->cause.coding = 3; + rej->cause.location = 1; + rej->cause.value = 27; gsm_trace_header(NULL, NULL, MNCC_REJ_REQ, DIRECTION_OUT); - add_trace("cause", "coding", "%d", rej->cause_coding); - add_trace("cause", "location", "%d", rej->cause_location); - add_trace("cause", "value", "%d", rej->cause_value); + add_trace("cause", "coding", "%d", rej->cause.coding); + add_trace("cause", "location", "%d", rej->cause.location); + add_trace("cause", "value", "%d", rej->cause.value); end_trace(); - send_and_free_mncc(gsm->network, rej->msg_type, rej); + send_and_free_mncc((struct gsm_network *)gsm->network, rej->msg_type, rej); return 0; } /* creating port object, transparent until setup with hdlc */ @@ -1052,112 +1041,117 @@ void Pgsm::message_setup(unsigned int epoint_id, int message_id, union parameter gsm_trace_header(p_m_mISDNport, this, MNCC_SETUP_REQ, DIRECTION_OUT); mncc = create_mncc(MNCC_SETUP_REQ, p_m_g_callref); /* caller information */ - mncc->calling = 1; - mncc->calling_plan = 1; + mncc->fields |= MNCC_F_CALLING; + mncc->calling.plan = 1; switch (p_callerinfo.ntype) { case INFO_NTYPE_UNKNOWN: - mncc->calling_type = 0x0; + mncc->calling.type = 0x0; break; case INFO_NTYPE_INTERNATIONAL: - mncc->calling_type = 0x1; + mncc->calling.type = 0x1; break; case INFO_NTYPE_NATIONAL: - mncc->calling_type = 0x2; + mncc->calling.type = 0x2; break; case INFO_NTYPE_SUBSCRIBER: - mncc->calling_type = 0x4; + mncc->calling.type = 0x4; break; default: /* INFO_NTYPE_NOTPRESENT */ - mncc->calling = 0; + mncc->fields &= ~MNCC_F_CALLING; break; } switch (p_callerinfo.screen) { case INFO_SCREEN_USER: - mncc->calling_screen = 0; + mncc->calling.screen = 0; break; default: /* INFO_SCREEN_NETWORK */ - mncc->calling_screen = 3; + mncc->calling.screen = 3; break; } switch (p_callerinfo.present) { case INFO_PRESENT_ALLOWED: - mncc->calling_present = 0; + mncc->calling.present = 0; break; case INFO_PRESENT_RESTRICTED: - mncc->calling_present = 1; + mncc->calling.present = 1; break; default: /* INFO_PRESENT_NOTAVAIL */ - mncc->calling_present = 2; + mncc->calling.present = 2; break; } - if (mncc->calling) { - SCPY(mncc->calling_number, p_callerinfo.id); - add_trace("calling", "type", "%d", mncc->calling_type); - add_trace("calling", "plan", "%d", mncc->calling_plan); - add_trace("calling", "present", "%d", mncc->calling_present); - add_trace("calling", "screen", "%d", mncc->calling_screen); - add_trace("calling", "number", "%s", mncc->calling_number); + if (mncc->fields & MNCC_F_CALLING) { + SCPY(mncc->calling.number, p_callerinfo.id); + add_trace("calling", "type", "%d", mncc->calling.type); + add_trace("calling", "plan", "%d", mncc->calling.plan); + add_trace("calling", "present", "%d", mncc->calling.present); + add_trace("calling", "screen", "%d", mncc->calling.screen); + add_trace("calling", "number", "%s", mncc->calling.number); } /* dialing information */ - mncc->called = 1; - SCPY(mncc->called_number, p_dialinginfo.id); - add_trace("dialing", "number", "%s", mncc->called_number); + mncc->fields |= MNCC_F_CALLED; + if (!strncmp(p_dialinginfo.id, "imsi-", 5)) { + SCPY(mncc->imsi, p_dialinginfo.id+5); + add_trace("dialing", "imsi", "%s", mncc->imsi); + } else { + SCPY(mncc->called.number, p_dialinginfo.id); + add_trace("dialing", "number", "%s", mncc->called.number); + } /* sending user-user */ /* redirecting number */ - mncc->redirecting = 1; - mncc->redirecting_plan = 1; + mncc->fields |= MNCC_F_REDIRECTING; + mncc->redirecting.plan = 1; switch (p_redirinfo.ntype) { case INFO_NTYPE_UNKNOWN: - mncc->redirecting_type = 0x0; + mncc->redirecting.type = 0x0; break; case INFO_NTYPE_INTERNATIONAL: - mncc->redirecting_type = 0x1; + mncc->redirecting.type = 0x1; break; case INFO_NTYPE_NATIONAL: - mncc->redirecting_type = 0x2; + mncc->redirecting.type = 0x2; break; case INFO_NTYPE_SUBSCRIBER: - mncc->redirecting_type = 0x4; + mncc->redirecting.type = 0x4; break; default: /* INFO_NTYPE_NOTPRESENT */ - mncc->redirecting = 0; + mncc->fields &= ~MNCC_F_REDIRECTING; break; } switch (p_redirinfo.screen) { case INFO_SCREEN_USER: - mncc->redirecting_screen = 0; + mncc->redirecting.screen = 0; break; default: /* INFO_SCREE_NETWORK */ - mncc->redirecting_screen = 3; + mncc->redirecting.screen = 3; break; } switch (p_redirinfo.present) { case INFO_PRESENT_ALLOWED: - mncc->redirecting_present = 0; + mncc->redirecting.present = 0; break; case INFO_PRESENT_RESTRICTED: - mncc->redirecting_present = 1; + mncc->redirecting.present = 1; break; default: /* INFO_PRESENT_NOTAVAIL */ - mncc->redirecting_present = 2; + mncc->redirecting.present = 2; break; } /* sending redirecting number only in ntmode */ - if (mncc->redirecting) { - SCPY(mncc->redirecting_number, p_redirinfo.id); - add_trace("redir", "type", "%d", mncc->redirecting_type); - add_trace("redir", "plan", "%d", mncc->redirecting_plan); - add_trace("redir", "present", "%d", mncc->redirecting_present); - add_trace("redir", "screen", "%d", mncc->redirecting_screen); - add_trace("redir", "number", "%s", mncc->redirecting_number); + if (mncc->fields & MNCC_F_REDIRECTING) { + SCPY(mncc->redirecting.number, p_redirinfo.id); + add_trace("redir", "type", "%d", mncc->redirecting.type); + add_trace("redir", "plan", "%d", mncc->redirecting.plan); + add_trace("redir", "present", "%d", mncc->redirecting.present); + add_trace("redir", "screen", "%d", mncc->redirecting.screen); + add_trace("redir", "number", "%s", mncc->redirecting.number); } /* bearer capability */ //todo end_trace(); - send_and_free_mncc(gsm->network, mncc->msg_type, mncc); + send_and_free_mncc((struct gsm_network *)gsm->network, mncc->msg_type, mncc); new_state(PORT_STATE_OUT_SETUP); @@ -1173,7 +1167,7 @@ void Pgsm::message_notify(unsigned int epoint_id, int message_id, union paramete struct gsm_mncc *mncc; int notify; - printf("if = %d\n", param->notifyinfo.notify); +// printf("if = %d\n", param->notifyinfo.notify); if (param->notifyinfo.notify>INFO_NOTIFY_NONE) { notify = param->notifyinfo.notify & 0x7f; if (p_state!=PORT_STATE_CONNECT /*&& p_state!=PORT_STATE_IN_PROCEEDING*/ && p_state!=PORT_STATE_IN_ALERTING) { @@ -1189,7 +1183,7 @@ void Pgsm::message_notify(unsigned int epoint_id, int message_id, union paramete end_trace(); mncc = create_mncc(MNCC_NOTIFY_REQ, p_m_g_callref); mncc->notify = notify; - send_and_free_mncc(gsm->network, mncc->msg_type, mncc); + send_and_free_mncc((struct gsm_network *)gsm->network, mncc->msg_type, mncc); } } } @@ -1203,16 +1197,16 @@ void Pgsm::message_alerting(unsigned int epoint_id, int message_id, union parame gsm_trace_header(p_m_mISDNport, this, MNCC_ALERT_REQ, DIRECTION_OUT); mncc = create_mncc(MNCC_ALERT_REQ, p_m_g_callref); if (p_m_mISDNport->tones) { - mncc->progress = 1; - mncc->progress_coding = 3; /* GSM */ - mncc->progress_location = 1; - mncc->progress_descr = 8; - add_trace("progress", "coding", "%d", mncc->progress_coding); - add_trace("progress", "location", "%d", mncc->progress_location); - add_trace("progress", "descr", "%d", mncc->progress_descr); + mncc->fields |= MNCC_F_PROGRESS; + mncc->progress.coding = 3; /* GSM */ + mncc->progress.location = 1; + mncc->progress.descr = 8; + add_trace("progress", "coding", "%d", mncc->progress.coding); + add_trace("progress", "location", "%d", mncc->progress.location); + add_trace("progress", "descr", "%d", mncc->progress.descr); } end_trace(); - send_and_free_mncc(gsm->network, mncc->msg_type, mncc); + send_and_free_mncc((struct gsm_network *)gsm->network, mncc->msg_type, mncc); new_state(PORT_STATE_IN_ALERTING); @@ -1220,7 +1214,7 @@ void Pgsm::message_alerting(unsigned int epoint_id, int message_id, union parame gsm_trace_header(p_m_mISDNport, this, MNCC_FRAME_RECV, DIRECTION_OUT); end_trace(); mncc = create_mncc(MNCC_FRAME_RECV, p_m_g_callref); - send_and_free_mncc(gsm->network, mncc->msg_type, mncc); + send_and_free_mncc((struct gsm_network *)gsm->network, mncc->msg_type, mncc); p_m_g_tch_connected = 1; } } @@ -1239,54 +1233,54 @@ void Pgsm::message_connect(unsigned int epoint_id, int message_id, union paramet mncc = create_mncc(MNCC_SETUP_RSP, p_m_g_callref); gsm_trace_header(p_m_mISDNport, this, MNCC_SETUP_RSP, DIRECTION_OUT); /* caller information */ - mncc->connected = 1; - mncc->connected_plan = 1; + mncc->fields |= MNCC_F_CONNECTED; + mncc->connected.plan = 1; switch (p_callerinfo.ntype) { case INFO_NTYPE_UNKNOWN: - mncc->connected_type = 0x0; + mncc->connected.type = 0x0; break; case INFO_NTYPE_INTERNATIONAL: - mncc->connected_type = 0x1; + mncc->connected.type = 0x1; break; case INFO_NTYPE_NATIONAL: - mncc->connected_type = 0x2; + mncc->connected.type = 0x2; break; case INFO_NTYPE_SUBSCRIBER: - mncc->connected_type = 0x4; + mncc->connected.type = 0x4; break; default: /* INFO_NTYPE_NOTPRESENT */ - mncc->connected = 0; + mncc->fields &= ~MNCC_F_CONNECTED; break; } switch (p_callerinfo.screen) { case INFO_SCREEN_USER: - mncc->connected_screen = 0; + mncc->connected.screen = 0; break; default: /* INFO_SCREEN_NETWORK */ - mncc->connected_screen = 3; + mncc->connected.screen = 3; break; } switch (p_callerinfo.present) { case INFO_PRESENT_ALLOWED: - mncc->connected_present = 0; + mncc->connected.present = 0; break; case INFO_PRESENT_RESTRICTED: - mncc->connected_present = 1; + mncc->connected.present = 1; break; default: /* INFO_PRESENT_NOTAVAIL */ - mncc->connected_present = 2; + mncc->connected.present = 2; break; } - if (mncc->connected) { - SCPY(mncc->connected_number, p_connectinfo.id); - add_trace("connected", "type", "%d", mncc->connected_type); - add_trace("connected", "plan", "%d", mncc->connected_plan); - add_trace("connected", "present", "%d", mncc->connected_present); - add_trace("connected", "screen", "%d", mncc->connected_screen); - add_trace("connected", "number", "%s", mncc->connected_number); + if (mncc->fields & MNCC_F_CONNECTED) { + SCPY(mncc->connected.number, p_connectinfo.id); + add_trace("connected", "type", "%d", mncc->connected.type); + add_trace("connected", "plan", "%d", mncc->connected.plan); + add_trace("connected", "present", "%d", mncc->connected.present); + add_trace("connected", "screen", "%d", mncc->connected.screen); + add_trace("connected", "number", "%s", mncc->connected.number); } end_trace(); - send_and_free_mncc(gsm->network, mncc->msg_type, mncc); + send_and_free_mncc((struct gsm_network *)gsm->network, mncc->msg_type, mncc); new_state(PORT_STATE_CONNECT_WAITING); } @@ -1300,23 +1294,23 @@ void Pgsm::message_disconnect(unsigned int epoint_id, int message_id, union para mncc = create_mncc(MNCC_DISC_REQ, p_m_g_callref); gsm_trace_header(p_m_mISDNport, this, MNCC_DISC_REQ, DIRECTION_OUT); if (p_m_mISDNport->tones) { - mncc->progress = 1; - mncc->progress_coding = 3; /* GSM */ - mncc->progress_location = 1; - mncc->progress_descr = 8; - add_trace("progress", "coding", "%d", mncc->progress_coding); - add_trace("progress", "location", "%d", mncc->progress_location); - add_trace("progress", "descr", "%d", mncc->progress_descr); - } - mncc->cause = 1; - mncc->cause_coding = 3; - mncc->cause_location = param->disconnectinfo.location; - mncc->cause_value = param->disconnectinfo.cause; - add_trace("cause", "coding", "%d", mncc->cause_coding); - add_trace("cause", "location", "%d", mncc->cause_location); - add_trace("cause", "value", "%d", mncc->cause_value); + mncc->fields |= MNCC_F_PROGRESS; + mncc->progress.coding = 3; /* GSM */ + mncc->progress.location = 1; + mncc->progress.descr = 8; + add_trace("progress", "coding", "%d", mncc->progress.coding); + add_trace("progress", "location", "%d", mncc->progress.location); + add_trace("progress", "descr", "%d", mncc->progress.descr); + } + mncc->fields |= MNCC_F_CAUSE; + mncc->cause.coding = 3; + mncc->cause.location = param->disconnectinfo.location; + mncc->cause.value = param->disconnectinfo.cause; + add_trace("cause", "coding", "%d", mncc->cause.coding); + add_trace("cause", "location", "%d", mncc->cause.location); + add_trace("cause", "value", "%d", mncc->cause.value); end_trace(); - send_and_free_mncc(gsm->network, mncc->msg_type, mncc); + send_and_free_mncc((struct gsm_network *)gsm->network, mncc->msg_type, mncc); new_state(PORT_STATE_OUT_DISCONNECT); @@ -1324,7 +1318,7 @@ void Pgsm::message_disconnect(unsigned int epoint_id, int message_id, union para gsm_trace_header(p_m_mISDNport, this, MNCC_FRAME_RECV, DIRECTION_OUT); end_trace(); mncc = create_mncc(MNCC_FRAME_RECV, p_m_g_callref); - send_and_free_mncc(gsm->network, mncc->msg_type, mncc); + send_and_free_mncc((struct gsm_network *)gsm->network, mncc->msg_type, mncc); p_m_g_tch_connected = 1; } } @@ -1338,15 +1332,15 @@ void Pgsm::message_release(unsigned int epoint_id, int message_id, union paramet /* send release */ mncc = create_mncc(MNCC_REL_REQ, p_m_g_callref); gsm_trace_header(p_m_mISDNport, this, MNCC_REL_REQ, DIRECTION_OUT); - mncc->cause = 1; - mncc->cause_coding = 3; - mncc->cause_location = param->disconnectinfo.location; - mncc->cause_value = param->disconnectinfo.cause; - add_trace("cause", "coding", "%d", mncc->cause_coding); - add_trace("cause", "location", "%d", mncc->cause_location); - add_trace("cause", "value", "%d", mncc->cause_value); + mncc->fields |= MNCC_F_CAUSE; + mncc->cause.coding = 3; + mncc->cause.location = param->disconnectinfo.location; + mncc->cause.value = param->disconnectinfo.cause; + add_trace("cause", "coding", "%d", mncc->cause.coding); + add_trace("cause", "location", "%d", mncc->cause.location); + add_trace("cause", "value", "%d", mncc->cause.value); end_trace(); - send_and_free_mncc(gsm->network, mncc->msg_type, mncc); + send_and_free_mncc((struct gsm_network *)gsm->network, mncc->msg_type, mncc); new_state(PORT_STATE_RELEASE); p_m_delete = 1; @@ -1488,7 +1482,7 @@ int handle_gsm(void) { int ret1, ret2; - ret1 = bsc_upqueue(gsm->network); + ret1 = bsc_upqueue((struct gsm_network *)gsm->network); ret2 = bsc_select_main(1); /* polling */ if (ret1 || ret2) return 1; @@ -1579,11 +1573,11 @@ int gsm_exit(int rc) gsm_sock_close(); /* shutdown network */ if (gsm->network) - shutdown_net(gsm->network); + bsc_shutdown_net((struct gsm_network *)gsm->network); /* free network */ - if (gsm->network) { - free(gsm->network); /* TBD */ - } +// if (gsm->network) { +// free((struct gsm_network *)gsm->network); /* TBD */ +// } free(gsm); gsm = NULL; } @@ -1593,7 +1587,17 @@ int gsm_exit(int rc) int gsm_init(void) { - char hlr[128]; + char hlr[128], cfg[128], filename[128]; + mode_t mode = S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH; + int pcapfd, rc; + + tall_bsc_ctx = talloc_named_const(NULL, 1, "openbsc"); + talloc_ctx_init(); + on_dso_load_token(); + on_dso_load_rrlp(); + + /* seed the PRNG */ + srand(time(NULL)); /* create gsm instance */ gsm = (struct lcr_gsm *)MALLOC(sizeof(struct lcr_gsm)); @@ -1606,25 +1610,58 @@ int gsm_init(void) } /* set debug */ - debug_parse_category_mask(gsm->conf.debug); + if (gsm->conf.debug[0]) + debug_parse_category_mask(gsm->conf.debug); + + /* open pcap file */ + if (gsm->conf.pcapfile[0]) { + if (gsm->conf.pcapfile[0] == '/') + SCPY(filename, gsm->conf.pcapfile); + else + SPRINT(filename, "%s/%s", CONFIG_DATA, gsm->conf.pcapfile); + pcapfd = open(filename, O_WRONLY|O_TRUNC|O_CREAT, mode); + if (pcapfd < 0) { + PERROR("Failed to open file for pcap\n"); + return gsm_exit(-1); + } + e1_set_pcap_fd(pcapfd); + } + + /* use RTP proxy for audio streaming */ + ipacc_rtp_direct = 0; /* init database */ if (gsm->conf.hlr[0] == '/') SCPY(hlr, gsm->conf.hlr); else SPRINT(hlr, "%s/%s", CONFIG_DATA, gsm->conf.hlr); - - // TODO multiple base stations - if (gsm->conf.numbts < 1 || gsm->conf.numbts > 1) { - PERROR("Expecting exactly one BTS. You defined %d.\n", gsm->conf.numbts); + if (db_init(hlr)) { + PERROR("GSM DB: Failed to init database '%s'. Please check the option settings.\n", hlr); + return gsm_exit(-1); + } + printf("DB: Database initialized.\n"); + if (db_prepare()) { + PERROR("GSM DB: Failed to prepare database.\n"); return gsm_exit(-1); } + printf("DB: Database prepared.\n"); + /* bootstrap network */ - gsm->network = bootstrap_network(&message_bcs, gsm->conf.bts[0].type, gsm->conf.mcc, gsm->conf.mnc, gsm->conf.lac, gsm->conf.bts[0].frequency[0], gsm->conf.bts[0].card, !gsm->conf.keep_l2, gsm->conf.short_name, gsm->conf.long_name, hlr, gsm->conf.allow_all); - if (!gsm->network) { + if (gsm->conf.openbsc_cfg[0] == '/') + SCPY(cfg, gsm->conf.openbsc_cfg); + else + SPRINT(cfg, "%s/%s", CONFIG_DATA, gsm->conf.openbsc_cfg); + rc = bsc_bootstrap_network(&message_bsc, cfg); + if (rc < 0) { PERROR("Failed to bootstrap GSM network.\n"); return gsm_exit(-1); } + gsm->network = bsc_gsmnet; + + /* set reject cause */ + if (gsm->conf.reject_cause) + gsm0408_set_reject_cause(gsm->conf.reject_cause); + /* open gsm loop interface */ if (gsm_sock_open(gsm->conf.interface_bsc)) { return gsm_exit(-1);