| /* mncc.c - utility routines for the MNCC API between the 04.08 |
| * message parsing and the actual Call Control logic */ |
| |
| /* (C) 2008-2009 by Harald Welte <laforge@gnumonks.org> |
| * (C) 2009 by Andreas Eversberg <Andreas.Eversberg@versatel.de> |
| * All Rights Reserved |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU Affero General Public License as published by |
| * the Free Software Foundation; either version 3 of the License, or |
| * (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU Affero General Public License for more details. |
| * |
| * You should have received a copy of the GNU Affero General Public License |
| * along with this program. If not, see <http://www.gnu.org/licenses/>. |
| * |
| */ |
| |
| |
| #include <stdio.h> |
| #include <stdlib.h> |
| #include <string.h> |
| #include <errno.h> |
| |
| #include <openbsc/gsm_04_08.h> |
| #include <openbsc/debug.h> |
| #include <openbsc/mncc.h> |
| #include <osmocom/core/talloc.h> |
| #include <openbsc/gsm_data.h> |
| #include <openbsc/transaction.h> |
| #include <openbsc/rtp_proxy.h> |
| |
| static struct mncc_names { |
| char *name; |
| int value; |
| } mncc_names[] = { |
| {"MNCC_SETUP_REQ", 0x0101}, |
| {"MNCC_SETUP_IND", 0x0102}, |
| {"MNCC_SETUP_RSP", 0x0103}, |
| {"MNCC_SETUP_CNF", 0x0104}, |
| {"MNCC_SETUP_COMPL_REQ",0x0105}, |
| {"MNCC_SETUP_COMPL_IND",0x0106}, |
| {"MNCC_CALL_CONF_IND", 0x0107}, |
| {"MNCC_CALL_PROC_REQ", 0x0108}, |
| {"MNCC_PROGRESS_REQ", 0x0109}, |
| {"MNCC_ALERT_REQ", 0x010a}, |
| {"MNCC_ALERT_IND", 0x010b}, |
| {"MNCC_NOTIFY_REQ", 0x010c}, |
| {"MNCC_NOTIFY_IND", 0x010d}, |
| {"MNCC_DISC_REQ", 0x010e}, |
| {"MNCC_DISC_IND", 0x010f}, |
| {"MNCC_REL_REQ", 0x0110}, |
| {"MNCC_REL_IND", 0x0111}, |
| {"MNCC_REL_CNF", 0x0112}, |
| {"MNCC_FACILITY_REQ", 0x0113}, |
| {"MNCC_FACILITY_IND", 0x0114}, |
| {"MNCC_START_DTMF_IND", 0x0115}, |
| {"MNCC_START_DTMF_RSP", 0x0116}, |
| {"MNCC_START_DTMF_REJ", 0x0117}, |
| {"MNCC_STOP_DTMF_IND", 0x0118}, |
| {"MNCC_STOP_DTMF_RSP", 0x0119}, |
| {"MNCC_MODIFY_REQ", 0x011a}, |
| {"MNCC_MODIFY_IND", 0x011b}, |
| {"MNCC_MODIFY_RSP", 0x011c}, |
| {"MNCC_MODIFY_CNF", 0x011d}, |
| {"MNCC_MODIFY_REJ", 0x011e}, |
| {"MNCC_HOLD_IND", 0x011f}, |
| {"MNCC_HOLD_CNF", 0x0120}, |
| {"MNCC_HOLD_REJ", 0x0121}, |
| {"MNCC_RETRIEVE_IND", 0x0122}, |
| {"MNCC_RETRIEVE_CNF", 0x0123}, |
| {"MNCC_RETRIEVE_REJ", 0x0124}, |
| {"MNCC_USERINFO_REQ", 0x0125}, |
| {"MNCC_USERINFO_IND", 0x0126}, |
| {"MNCC_REJ_REQ", 0x0127}, |
| {"MNCC_REJ_IND", 0x0128}, |
| |
| {"MNCC_BRIDGE", 0x0200}, |
| {"MNCC_FRAME_RECV", 0x0201}, |
| {"MNCC_FRAME_DROP", 0x0202}, |
| {"MNCC_LCHAN_MODIFY", 0x0203}, |
| |
| {"GSM_TCHF_FRAME", 0x0300}, |
| {"GSM_TCHF_FRAME_EFR", 0x0301}, |
| {"GSM_TCHH_FRAME", 0x0302}, |
| {"GSM_TCH_FRAME_AMR", 0x0303}, |
| {"GSM_BAD_FRAME", 0x03ff}, |
| |
| {NULL, 0} }; |
| |
| char *get_mncc_name(int value) |
| { |
| int i; |
| |
| for (i = 0; mncc_names[i].name; i++) { |
| if (mncc_names[i].value == value) |
| return mncc_names[i].name; |
| } |
| |
| return "MNCC_Unknown"; |
| } |
| |
| void mncc_set_cause(struct gsm_mncc *data, int loc, int val) |
| { |
| data->fields |= MNCC_F_CAUSE; |
| data->cause.location = loc; |
| data->cause.value = val; |
| } |
| |