112 lines
3.2 KiB
C
112 lines
3.2 KiB
C
/*
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* (CAPI*)
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*
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* An implementation of Common ISDN API 2.0 for Asterisk
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*
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* Copyright (C) 2005-2007 Cytronics & Melware
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*
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* Armin Schindler <armin@melware.de>
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*
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* This program is free software and may be modified and
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* distributed under the terms of the GNU Public License.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include "chan_capi20.h"
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#include "chan_capi.h"
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#include "chan_capi_supplementary.h"
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#include "chan_capi_utils.h"
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/*
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* CAPI FACILITY_IND supplementary services
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*/
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void handle_facility_indication_supplementary(
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_cmsg *CMSG, unsigned int PLCI, unsigned int NCCI, struct capi_pvt *i)
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{
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_cword function;
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_cword infoword = 0xffff;
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unsigned char length;
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function = read_capi_word(&FACILITY_IND_FACILITYINDICATIONPARAMETER(CMSG)[1]);
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length = FACILITY_IND_FACILITYINDICATIONPARAMETER(CMSG)[3];
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if (length >= 2) {
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infoword = read_capi_word(&FACILITY_IND_FACILITYINDICATIONPARAMETER(CMSG)[4]);
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}
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/* first check functions without interface needed */
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switch (function) {
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case 0x800d: /* CCBS erase call linkage ID */
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cc_verbose(1, 1, VERBOSE_PREFIX_3 "contr%d: PLCI=%#x CCBS/CCNR erase id=0x%04x\n",
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PLCI & 0xff, PLCI, infoword);
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break;
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}
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return_on_no_interface("FACILITY_IND SUPPLEMENTARY");
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/* now functions bound to interface */
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switch (function) {
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case 0x0002: /* HOLD */
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if (infoword != 0) {
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/* reason != 0x0000 == problem */
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i->onholdPLCI = 0;
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cc_log(LOG_WARNING, "%s: unable to put PLCI=%#x onhold, REASON = 0x%04x, maybe you need to subscribe for this...\n",
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i->vname, PLCI, infoword);
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show_capi_info(i, infoword);
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} else {
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/* reason = 0x0000 == call on hold */
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i->state = CAPI_STATE_ONHOLD;
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cc_verbose(1, 1, VERBOSE_PREFIX_3 "%s: PLCI=%#x put onhold\n",
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i->vname, PLCI);
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}
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break;
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case 0x0003: /* RETRIEVE */
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if (infoword != 0) {
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cc_log(LOG_WARNING, "%s: unable to retrieve PLCI=%#x, REASON = 0x%04x\n",
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i->vname, PLCI, infoword);
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show_capi_info(i, infoword);
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} else {
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i->state = CAPI_STATE_CONNECTED;
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i->PLCI = i->onholdPLCI;
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i->onholdPLCI = 0;
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cc_verbose(1, 1, VERBOSE_PREFIX_3 "%s: PLCI=%#x retrieved\n",
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i->vname, PLCI);
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cc_start_b3(i);
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}
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break;
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case 0x0006: /* ECT */
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cc_verbose(1, 1, VERBOSE_PREFIX_3 "%s: PLCI=%#x ECT Reason=0x%04x\n",
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i->vname, PLCI, infoword);
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show_capi_info(i, infoword);
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break;
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case 0x0007: /* 3PTY begin */
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cc_verbose(1, 1, VERBOSE_PREFIX_3 "%s: PLCI=%#x 3PTY begin Reason=0x%04x\n",
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i->vname, PLCI, infoword);
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show_capi_info(i, infoword);
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break;
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case 0x0008: /* 3PTY end */
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cc_verbose(1, 1, VERBOSE_PREFIX_3 "%s: PLCI=%#x 3PTY end Reason=0x%04x\n",
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i->vname, PLCI, infoword);
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show_capi_info(i, infoword);
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break;
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case 0x8013: /* CCBS info retain */
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cc_verbose(1, 1, VERBOSE_PREFIX_3 "%s: PLCI=%#x CCBS unique id=0x%04x\n",
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i->vname, PLCI, infoword);
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break;
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case 0x8015: /* CCNR info retain */
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cc_verbose(1, 1, VERBOSE_PREFIX_3 "%s: PLCI=%#x CCNR unique id=0x%04x\n",
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i->vname, PLCI, infoword);
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break;
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case 0x800d: /* CCBS erase call linkage ID */
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/* handled above */
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break;
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default:
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cc_verbose(3, 1, VERBOSE_PREFIX_3 "%s: unhandled FACILITY_IND supplementary function %04x\n",
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i->vname, function);
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}
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}
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