mirror of https://gerrit.osmocom.org/libosmocore
456 lines
15 KiB
C
456 lines
15 KiB
C
/* GSM Network Management (OML) messages on the A-bis interface
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* 3GPP TS 12.21 version 8.0.0 Release 1999 / ETSI TS 100 623 V8.0.0 */
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/* (C) 2008-2011 by Harald Welte <laforge@gnumonks.org>
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*
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* All Rights Reserved
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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/*! \addtogroup oml
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* @{
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*/
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/*! \file abis_nm.c */
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#include <stdint.h>
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#include <errno.h>
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#include <osmocom/core/utils.h>
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#include <osmocom/core/logging.h>
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#include <osmocom/gsm/tlv.h>
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#include <osmocom/gsm/gsm_utils.h>
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#include <osmocom/gsm/protocol/gsm_12_21.h>
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#include <osmocom/gsm/abis_nm.h>
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/*! \brief unidirectional messages from BTS to BSC */
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const enum abis_nm_msgtype abis_nm_reports[4] = {
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NM_MT_SW_ACTIVATED_REP,
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NM_MT_TEST_REP,
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NM_MT_STATECHG_EVENT_REP,
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NM_MT_FAILURE_EVENT_REP,
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};
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/*! \brief messages without ACK/NACK */
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const enum abis_nm_msgtype abis_nm_no_ack_nack[3] = {
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NM_MT_MEAS_RES_REQ,
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NM_MT_STOP_MEAS,
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NM_MT_START_MEAS,
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};
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/*! \brief messages related to software load */
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const enum abis_nm_msgtype abis_nm_sw_load_msgs[9] = {
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NM_MT_LOAD_INIT_ACK,
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NM_MT_LOAD_INIT_NACK,
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NM_MT_LOAD_SEG_ACK,
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NM_MT_LOAD_ABORT,
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NM_MT_LOAD_END_ACK,
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NM_MT_LOAD_END_NACK,
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//NM_MT_SW_ACT_REQ,
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NM_MT_ACTIVATE_SW_ACK,
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NM_MT_ACTIVATE_SW_NACK,
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NM_MT_SW_ACTIVATED_REP,
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};
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/*! \brief All NACKs (negative acknowledgements */
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const enum abis_nm_msgtype abis_nm_nacks[33] = {
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NM_MT_LOAD_INIT_NACK,
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NM_MT_LOAD_END_NACK,
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NM_MT_SW_ACT_REQ_NACK,
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NM_MT_ACTIVATE_SW_NACK,
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NM_MT_ESTABLISH_TEI_NACK,
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NM_MT_CONN_TERR_SIGN_NACK,
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NM_MT_DISC_TERR_SIGN_NACK,
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NM_MT_CONN_TERR_TRAF_NACK,
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NM_MT_DISC_TERR_TRAF_NACK,
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NM_MT_CONN_MDROP_LINK_NACK,
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NM_MT_DISC_MDROP_LINK_NACK,
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NM_MT_SET_BTS_ATTR_NACK,
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NM_MT_SET_RADIO_ATTR_NACK,
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NM_MT_SET_CHAN_ATTR_NACK,
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NM_MT_PERF_TEST_NACK,
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NM_MT_SEND_TEST_REP_NACK,
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NM_MT_STOP_TEST_NACK,
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NM_MT_STOP_EVENT_REP_NACK,
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NM_MT_REST_EVENT_REP_NACK,
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NM_MT_CHG_ADM_STATE_NACK,
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NM_MT_CHG_ADM_STATE_REQ_NACK,
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NM_MT_REP_OUTST_ALARMS_NACK,
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NM_MT_CHANGEOVER_NACK,
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NM_MT_OPSTART_NACK,
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NM_MT_REINIT_NACK,
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NM_MT_SET_SITE_OUT_NACK,
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NM_MT_CHG_HW_CONF_NACK,
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NM_MT_GET_ATTR_NACK,
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NM_MT_SET_ALARM_THRES_NACK,
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NM_MT_BS11_BEGIN_DB_TX_NACK,
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NM_MT_BS11_END_DB_TX_NACK,
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NM_MT_BS11_CREATE_OBJ_NACK,
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NM_MT_BS11_DELETE_OBJ_NACK,
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};
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static const struct value_string nack_names[] = {
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{ NM_MT_LOAD_INIT_NACK, "SOFTWARE LOAD INIT" },
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{ NM_MT_LOAD_END_NACK, "SOFTWARE LOAD END" },
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{ NM_MT_SW_ACT_REQ_NACK, "SOFTWARE ACTIVATE REQUEST" },
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{ NM_MT_ACTIVATE_SW_NACK, "ACTIVATE SOFTWARE" },
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{ NM_MT_ESTABLISH_TEI_NACK, "ESTABLISH TEI" },
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{ NM_MT_CONN_TERR_SIGN_NACK, "CONNECT TERRESTRIAL SIGNALLING" },
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{ NM_MT_DISC_TERR_SIGN_NACK, "DISCONNECT TERRESTRIAL SIGNALLING" },
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{ NM_MT_CONN_TERR_TRAF_NACK, "CONNECT TERRESTRIAL TRAFFIC" },
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{ NM_MT_DISC_TERR_TRAF_NACK, "DISCONNECT TERRESTRIAL TRAFFIC" },
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{ NM_MT_CONN_MDROP_LINK_NACK, "CONNECT MULTI-DROP LINK" },
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{ NM_MT_DISC_MDROP_LINK_NACK, "DISCONNECT MULTI-DROP LINK" },
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{ NM_MT_SET_BTS_ATTR_NACK, "SET BTS ATTRIBUTE" },
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{ NM_MT_SET_RADIO_ATTR_NACK, "SET RADIO ATTRIBUTE" },
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{ NM_MT_SET_CHAN_ATTR_NACK, "SET CHANNEL ATTRIBUTE" },
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{ NM_MT_PERF_TEST_NACK, "PERFORM TEST" },
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{ NM_MT_SEND_TEST_REP_NACK, "SEND TEST REPORT" },
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{ NM_MT_STOP_TEST_NACK, "STOP TEST" },
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{ NM_MT_STOP_EVENT_REP_NACK, "STOP EVENT REPORT" },
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{ NM_MT_REST_EVENT_REP_NACK, "RESET EVENT REPORT" },
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{ NM_MT_CHG_ADM_STATE_NACK, "CHANGE ADMINISTRATIVE STATE" },
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{ NM_MT_CHG_ADM_STATE_REQ_NACK,
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"CHANGE ADMINISTRATIVE STATE REQUEST" },
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{ NM_MT_REP_OUTST_ALARMS_NACK, "REPORT OUTSTANDING ALARMS" },
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{ NM_MT_CHANGEOVER_NACK, "CHANGEOVER" },
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{ NM_MT_OPSTART_NACK, "OPSTART" },
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{ NM_MT_REINIT_NACK, "REINIT" },
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{ NM_MT_SET_SITE_OUT_NACK, "SET SITE OUTPUT" },
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{ NM_MT_CHG_HW_CONF_NACK, "CHANGE HARDWARE CONFIGURATION" },
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{ NM_MT_GET_ATTR_NACK, "GET ATTRIBUTE" },
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{ NM_MT_SET_ALARM_THRES_NACK, "SET ALARM THRESHOLD" },
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{ NM_MT_BS11_BEGIN_DB_TX_NACK, "BS11 BEGIN DATABASE TRANSMISSION" },
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{ NM_MT_BS11_END_DB_TX_NACK, "BS11 END DATABASE TRANSMISSION" },
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{ NM_MT_BS11_CREATE_OBJ_NACK, "BS11 CREATE OBJECT" },
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{ NM_MT_BS11_DELETE_OBJ_NACK, "BS11 DELETE OBJECT" },
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{ 0, NULL }
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};
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/*! \brief Get human-readable string for OML NACK message type */
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const char *abis_nm_nack_name(uint8_t nack)
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{
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return get_value_string(nack_names, nack);
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}
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/* Chapter 9.4.36 */
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static const struct value_string nack_cause_names[] = {
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/* General Nack Causes */
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{ NM_NACK_INCORR_STRUCT, "Incorrect message structure" },
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{ NM_NACK_MSGTYPE_INVAL, "Invalid message type value" },
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{ NM_NACK_OBJCLASS_INVAL, "Invalid Object class value" },
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{ NM_NACK_OBJCLASS_NOTSUPP, "Object class not supported" },
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{ NM_NACK_BTSNR_UNKN, "BTS no. unknown" },
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{ NM_NACK_TRXNR_UNKN, "Baseband Transceiver no. unknown" },
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{ NM_NACK_OBJINST_UNKN, "Object Instance unknown" },
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{ NM_NACK_ATTRID_INVAL, "Invalid attribute identifier value" },
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{ NM_NACK_ATTRID_NOTSUPP, "Attribute identifier not supported" },
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{ NM_NACK_PARAM_RANGE, "Parameter value outside permitted range" },
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{ NM_NACK_ATTRLIST_INCONSISTENT,"Inconsistency in attribute list" },
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{ NM_NACK_SPEC_IMPL_NOTSUPP, "Specified implementation not supported" },
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{ NM_NACK_CANT_PERFORM, "Message cannot be performed" },
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/* Specific Nack Causes */
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{ NM_NACK_RES_NOTIMPL, "Resource not implemented" },
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{ NM_NACK_RES_NOTAVAIL, "Resource not available" },
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{ NM_NACK_FREQ_NOTAVAIL, "Frequency not available" },
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{ NM_NACK_TEST_NOTSUPP, "Test not supported" },
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{ NM_NACK_CAPACITY_RESTR, "Capacity restrictions" },
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{ NM_NACK_PHYSCFG_NOTPERFORM, "Physical configuration cannot be performed" },
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{ NM_NACK_TEST_NOTINIT, "Test not initiated" },
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{ NM_NACK_PHYSCFG_NOTRESTORE, "Physical configuration cannot be restored" },
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{ NM_NACK_TEST_NOSUCH, "No such test" },
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{ NM_NACK_TEST_NOSTOP, "Test cannot be stopped" },
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{ NM_NACK_MSGINCONSIST_PHYSCFG, "Message inconsistent with physical configuration" },
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{ NM_NACK_FILE_INCOMPLETE, "Complete file notreceived" },
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{ NM_NACK_FILE_NOTAVAIL, "File not available at destination" },
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{ NM_NACK_FILE_NOTACTIVATE, "File cannot be activate" },
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{ NM_NACK_REQ_NOT_GRANT, "Request not granted" },
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{ NM_NACK_WAIT, "Wait" },
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{ NM_NACK_NOTH_REPORT_EXIST, "Nothing reportable existing" },
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{ NM_NACK_MEAS_NOTSUPP, "Measurement not supported" },
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{ NM_NACK_MEAS_NOTSTART, "Measurement not started" },
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{ 0, NULL }
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};
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/*! \brief Get human-readable string for NACK cause */
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const char *abis_nm_nack_cause_name(uint8_t cause)
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{
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return get_value_string(nack_cause_names, cause);
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}
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/* Chapter 9.4.16: Event Type */
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static const struct value_string event_type_names[] = {
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{ NM_EVT_COMM_FAIL, "communication failure" },
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{ NM_EVT_QOS_FAIL, "quality of service failure" },
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{ NM_EVT_PROC_FAIL, "processing failure" },
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{ NM_EVT_EQUIP_FAIL, "equipment failure" },
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{ NM_EVT_ENV_FAIL, "environment failure" },
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{ 0, NULL }
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};
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/*! \brief Get human-readable string for OML event type */
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const char *abis_nm_event_type_name(uint8_t cause)
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{
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return get_value_string(event_type_names, cause);
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}
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/* Chapter 9.4.63: Perceived Severity */
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static const struct value_string severity_names[] = {
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{ NM_SEVER_CEASED, "failure ceased" },
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{ NM_SEVER_CRITICAL, "critical failure" },
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{ NM_SEVER_MAJOR, "major failure" },
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{ NM_SEVER_MINOR, "minor failure" },
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{ NM_SEVER_WARNING, "warning level failure" },
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{ NM_SEVER_INDETERMINATE, "indeterminate failure" },
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{ 0, NULL }
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};
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/*! \brief Get human-readable string for perceived OML severity */
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const char *abis_nm_severity_name(uint8_t cause)
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{
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return get_value_string(severity_names, cause);
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}
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/*! \brief Attributes that the BSC can set, not only get, according to Section 9.4 */
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const enum abis_nm_attr abis_nm_att_settable[] = {
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NM_ATT_ADD_INFO,
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NM_ATT_ADD_TEXT,
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NM_ATT_DEST,
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NM_ATT_EVENT_TYPE,
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NM_ATT_FILE_DATA,
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NM_ATT_GET_ARI,
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NM_ATT_HW_CONF_CHG,
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NM_ATT_LIST_REQ_ATTR,
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NM_ATT_MDROP_LINK,
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NM_ATT_MDROP_NEXT,
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NM_ATT_NACK_CAUSES,
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NM_ATT_OUTST_ALARM,
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NM_ATT_PHYS_CONF,
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NM_ATT_PROB_CAUSE,
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NM_ATT_RAD_SUBC,
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NM_ATT_SOURCE,
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NM_ATT_SPEC_PROB,
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NM_ATT_START_TIME,
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NM_ATT_TEST_DUR,
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NM_ATT_TEST_NO,
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NM_ATT_TEST_REPORT,
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NM_ATT_WINDOW_SIZE,
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NM_ATT_SEVERITY,
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NM_ATT_MEAS_RES,
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NM_ATT_MEAS_TYPE,
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};
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/*! \brief GSM A-bis OML TLV parser definition */
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const struct tlv_definition abis_nm_att_tlvdef = {
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.def = {
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[NM_ATT_ABIS_CHANNEL] = { TLV_TYPE_FIXED, 3 },
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[NM_ATT_ADD_INFO] = { TLV_TYPE_TL16V },
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[NM_ATT_ADD_TEXT] = { TLV_TYPE_TL16V },
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[NM_ATT_ADM_STATE] = { TLV_TYPE_TV },
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[NM_ATT_ARFCN_LIST]= { TLV_TYPE_TL16V },
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[NM_ATT_AUTON_REPORT] = { TLV_TYPE_TV },
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[NM_ATT_AVAIL_STATUS] = { TLV_TYPE_TL16V },
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[NM_ATT_BCCH_ARFCN] = { TLV_TYPE_FIXED, 2 },
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[NM_ATT_BSIC] = { TLV_TYPE_TV },
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[NM_ATT_BTS_AIR_TIMER] = { TLV_TYPE_TV },
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[NM_ATT_CCCH_L_I_P] = { TLV_TYPE_TV },
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[NM_ATT_CCCH_L_T] = { TLV_TYPE_TV },
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[NM_ATT_CHAN_COMB] = { TLV_TYPE_TV },
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[NM_ATT_CONN_FAIL_CRIT] = { TLV_TYPE_TL16V },
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[NM_ATT_DEST] = { TLV_TYPE_TL16V },
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[NM_ATT_EVENT_TYPE] = { TLV_TYPE_TV },
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[NM_ATT_FILE_DATA] = { TLV_TYPE_TL16V },
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[NM_ATT_FILE_ID] = { TLV_TYPE_TL16V },
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[NM_ATT_FILE_VERSION] = { TLV_TYPE_TL16V },
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[NM_ATT_GSM_TIME] = { TLV_TYPE_FIXED, 2 },
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[NM_ATT_HSN] = { TLV_TYPE_TV },
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[NM_ATT_HW_CONFIG] = { TLV_TYPE_TL16V },
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[NM_ATT_HW_DESC] = { TLV_TYPE_TL16V },
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[NM_ATT_INTAVE_PARAM] = { TLV_TYPE_TV },
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[NM_ATT_INTERF_BOUND] = { TLV_TYPE_FIXED, 6 },
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[NM_ATT_LIST_REQ_ATTR] = { TLV_TYPE_TL16V },
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[NM_ATT_MAIO] = { TLV_TYPE_TV },
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[NM_ATT_MANUF_STATE] = { TLV_TYPE_TV },
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[NM_ATT_MANUF_THRESH] = { TLV_TYPE_TL16V },
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[NM_ATT_MANUF_ID] = { TLV_TYPE_TL16V },
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[NM_ATT_MAX_TA] = { TLV_TYPE_TV },
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[NM_ATT_MDROP_LINK] = { TLV_TYPE_FIXED, 2 },
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[NM_ATT_MDROP_NEXT] = { TLV_TYPE_FIXED, 2 },
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[NM_ATT_NACK_CAUSES] = { TLV_TYPE_TV },
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[NM_ATT_NY1] = { TLV_TYPE_TV },
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[NM_ATT_OPER_STATE] = { TLV_TYPE_TV },
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[NM_ATT_OVERL_PERIOD] = { TLV_TYPE_TL16V },
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[NM_ATT_PHYS_CONF] = { TLV_TYPE_TL16V },
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[NM_ATT_POWER_CLASS] = { TLV_TYPE_TV },
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[NM_ATT_POWER_THRESH] = { TLV_TYPE_FIXED, 3 },
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[NM_ATT_PROB_CAUSE] = { TLV_TYPE_FIXED, 3 },
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[NM_ATT_RACH_B_THRESH] = { TLV_TYPE_TV },
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[NM_ATT_LDAVG_SLOTS] = { TLV_TYPE_FIXED, 2 },
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[NM_ATT_RAD_SUBC] = { TLV_TYPE_TV },
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[NM_ATT_RF_MAXPOWR_R] = { TLV_TYPE_TV },
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[NM_ATT_SITE_INPUTS] = { TLV_TYPE_TL16V },
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[NM_ATT_SITE_OUTPUTS] = { TLV_TYPE_TL16V },
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[NM_ATT_SOURCE] = { TLV_TYPE_TL16V },
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[NM_ATT_SPEC_PROB] = { TLV_TYPE_TV },
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[NM_ATT_START_TIME] = { TLV_TYPE_FIXED, 2 },
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[NM_ATT_T200] = { TLV_TYPE_FIXED, 7 },
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[NM_ATT_TEI] = { TLV_TYPE_TV },
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[NM_ATT_TEST_DUR] = { TLV_TYPE_FIXED, 2 },
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[NM_ATT_TEST_NO] = { TLV_TYPE_TV },
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[NM_ATT_TEST_REPORT] = { TLV_TYPE_TL16V },
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[NM_ATT_VSWR_THRESH] = { TLV_TYPE_FIXED, 2 },
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[NM_ATT_WINDOW_SIZE] = { TLV_TYPE_TV },
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[NM_ATT_TSC] = { TLV_TYPE_TV },
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[NM_ATT_SW_CONFIG] = { TLV_TYPE_TL16V },
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[NM_ATT_SEVERITY] = { TLV_TYPE_TV },
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[NM_ATT_GET_ARI] = { TLV_TYPE_TL16V },
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[NM_ATT_HW_CONF_CHG] = { TLV_TYPE_TL16V },
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[NM_ATT_OUTST_ALARM] = { TLV_TYPE_TV },
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[NM_ATT_MEAS_RES] = { TLV_TYPE_TL16V },
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},
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};
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/*! \brief Human-readable strings for A-bis OML Object Class */
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const struct value_string abis_nm_obj_class_names[] = {
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{ NM_OC_SITE_MANAGER, "SITE-MANAGER" },
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{ NM_OC_BTS, "BTS" },
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{ NM_OC_RADIO_CARRIER, "RADIO-CARRIER" },
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{ NM_OC_BASEB_TRANSC, "BASEBAND-TRANSCEIVER" },
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{ NM_OC_CHANNEL, "CHANNEL" },
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{ NM_OC_BS11_ADJC, "ADJC" },
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{ NM_OC_BS11_HANDOVER, "HANDOVER" },
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{ NM_OC_BS11_PWR_CTRL, "POWER-CONTROL" },
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{ NM_OC_BS11_BTSE, "BTSE" },
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{ NM_OC_BS11_RACK, "RACK" },
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{ NM_OC_BS11_TEST, "TEST" },
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{ NM_OC_BS11_ENVABTSE, "ENVABTSE" },
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{ NM_OC_BS11_BPORT, "BPORT" },
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{ NM_OC_GPRS_NSE, "GPRS-NSE" },
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{ NM_OC_GPRS_CELL, "GPRS-CELL" },
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{ NM_OC_GPRS_NSVC, "GPRS-NSVC" },
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{ NM_OC_BS11, "SIEMENSHW" },
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{ 0, NULL }
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};
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/*! \brief Get human-readable string for OML Operational State */
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const char *abis_nm_opstate_name(uint8_t os)
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{
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switch (os) {
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case NM_OPSTATE_DISABLED:
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return "Disabled";
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case NM_OPSTATE_ENABLED:
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return "Enabled";
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case NM_OPSTATE_NULL:
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return "NULL";
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default:
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return "RFU";
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}
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}
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/* Chapter 9.4.7 */
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static const struct value_string avail_names[] = {
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{ 0, "In test" },
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{ 1, "Failed" },
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{ 2, "Power off" },
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{ 3, "Off line" },
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/* Not used */
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{ 5, "Dependency" },
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{ 6, "Degraded" },
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{ 7, "Not installed" },
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{ 0xff, "OK" },
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|
{ 0, NULL }
|
|
};
|
|
|
|
/*! \brief Get human-readable string for OML Availability State */
|
|
const char *abis_nm_avail_name(uint8_t avail)
|
|
{
|
|
return get_value_string(avail_names, avail);
|
|
}
|
|
|
|
static struct value_string test_names[] = {
|
|
/* FIXME: standard test names */
|
|
{ NM_IPACC_TESTNO_CHAN_USAGE, "Channel Usage" },
|
|
{ NM_IPACC_TESTNO_BCCH_CHAN_USAGE, "BCCH Channel Usage" },
|
|
{ NM_IPACC_TESTNO_FREQ_SYNC, "Frequency Synchronization" },
|
|
{ NM_IPACC_TESTNO_BCCH_INFO, "BCCH Info" },
|
|
{ NM_IPACC_TESTNO_TX_BEACON, "Transmit Beacon" },
|
|
{ NM_IPACC_TESTNO_SYSINFO_MONITOR, "System Info Monitor" },
|
|
{ NM_IPACC_TESTNO_BCCCH_MONITOR, "BCCH Monitor" },
|
|
{ 0, NULL }
|
|
};
|
|
|
|
/*! \brief Get human-readable string for OML test */
|
|
const char *abis_nm_test_name(uint8_t test)
|
|
{
|
|
return get_value_string(test_names, test);
|
|
}
|
|
|
|
/*! \brief Human-readable names for OML administrative state */
|
|
const struct value_string abis_nm_adm_state_names[] = {
|
|
{ NM_STATE_LOCKED, "Locked" },
|
|
{ NM_STATE_UNLOCKED, "Unlocked" },
|
|
{ NM_STATE_SHUTDOWN, "Shutdown" },
|
|
{ NM_STATE_NULL, "NULL" },
|
|
{ 0, NULL }
|
|
};
|
|
|
|
/*! \brief write a human-readable OML header to the debug log
|
|
* \param[in] ss Logging sub-system
|
|
* \param[in] foh A-bis OML FOM header
|
|
*/
|
|
void abis_nm_debugp_foh(int ss, struct abis_om_fom_hdr *foh)
|
|
{
|
|
DEBUGP(ss, "OC=%s(%02x) INST=(%02x,%02x,%02x) ",
|
|
get_value_string(abis_nm_obj_class_names, foh->obj_class),
|
|
foh->obj_class, foh->obj_inst.bts_nr, foh->obj_inst.trx_nr,
|
|
foh->obj_inst.ts_nr);
|
|
}
|
|
|
|
static const enum abis_nm_chan_comb chcomb4pchan[] = {
|
|
[GSM_PCHAN_NONE] = 0xff,
|
|
[GSM_PCHAN_CCCH] = NM_CHANC_mainBCCH,
|
|
[GSM_PCHAN_CCCH_SDCCH4] = NM_CHANC_BCCHComb,
|
|
[GSM_PCHAN_TCH_F] = NM_CHANC_TCHFull,
|
|
[GSM_PCHAN_TCH_H] = NM_CHANC_TCHHalf,
|
|
[GSM_PCHAN_SDCCH8_SACCH8C] = NM_CHANC_SDCCH,
|
|
[GSM_PCHAN_PDCH] = NM_CHANC_IPAC_PDCH,
|
|
[GSM_PCHAN_TCH_F_PDCH] = NM_CHANC_IPAC_TCHFull_PDCH,
|
|
[GSM_PCHAN_UNKNOWN] = 0xff,
|
|
/* FIXME: bounds check */
|
|
};
|
|
|
|
/*! \brief Obtain OML Channel Combination for phnsical channel config */
|
|
int abis_nm_chcomb4pchan(enum gsm_phys_chan_config pchan)
|
|
{
|
|
if (pchan < ARRAY_SIZE(chcomb4pchan))
|
|
return chcomb4pchan[pchan];
|
|
|
|
return -EINVAL;
|
|
}
|
|
|
|
/*! \brief Obtain physical channel config for OML Channel Combination */
|
|
enum abis_nm_chan_comb abis_nm_pchan4chcomb(uint8_t chcomb)
|
|
{
|
|
int i;
|
|
for (i = 0; i < ARRAY_SIZE(chcomb4pchan); i++) {
|
|
if (chcomb4pchan[i] == chcomb)
|
|
return i;
|
|
}
|
|
return GSM_PCHAN_NONE;
|
|
}
|
|
|
|
/*! @} */
|