3331 lines
88 KiB
C
3331 lines
88 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 Cytronics & Melware
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*
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* Armin Schindler <armin@melware.de>
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*
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* Reworked, but based on the work of
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* Copyright (C) 2002-2005 Junghanns.NET GmbH
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*
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* Klaus-Peter Junghanns <kapejod@ns1.jnetdns.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 "config.h"
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#include <asterisk/lock.h>
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#include <asterisk/frame.h>
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#include <asterisk/channel.h>
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#ifndef CC_AST_HAVE_TECH_PVT
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#include <asterisk/channel_pvt.h>
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#endif
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#include <asterisk/logger.h>
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#include <asterisk/module.h>
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#include <asterisk/pbx.h>
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#include <asterisk/config.h>
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#include <asterisk/options.h>
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#include <asterisk/features.h>
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#include <asterisk/utils.h>
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#include <asterisk/cli.h>
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#include <sys/time.h>
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#include <sys/signal.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include <errno.h>
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#include <unistd.h>
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#include <fcntl.h>
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#include <sys/types.h>
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#if defined(__FreeBSD__) || defined(__OpenBSD__) || defined( __NetBSD__ ) || defined(__APPLE__)
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#include <capi_bsd.h>
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#else
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#include <linux/capi.h>
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#endif
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#include <capi20.h>
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#include <asterisk/dsp.h>
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#include "xlaw.h"
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#include "chan_capi_app.h"
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#include "chan_capi_pvt.h"
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/* #define CC_VERSION "cm-x.y.z" */
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#define CC_VERSION "$Revision$"
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#ifdef CAPI_ULAW
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#define LAW_STRING "uLaw"
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#else
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#define LAW_STRING "aLaw"
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#endif
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/*
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* personal stuff
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*/
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unsigned ast_capi_ApplID;
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static _cword ast_capi_MessageNumber = 1;
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static char *desc = "Common ISDN API for Asterisk";
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#ifdef CC_AST_HAVE_TECH_PVT
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static const char tdesc[] = "Common ISDN API Driver (" CC_VERSION ") " LAW_STRING " " ASTERISKVERSION;
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static const char type[] = "CAPI";
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static const struct ast_channel_tech capi_tech;
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#else
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static char *tdesc = "Common ISDN API Driver (" CC_VERSION ") " LAW_STRING " "ASTERISKVERSION;
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static char *type = "CAPI";
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#endif
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static int usecnt;
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AST_MUTEX_DEFINE_STATIC(messagenumber_lock);
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AST_MUTEX_DEFINE_STATIC(usecnt_lock);
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AST_MUTEX_DEFINE_STATIC(iflock);
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AST_MUTEX_DEFINE_STATIC(pipelock);
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AST_MUTEX_DEFINE_STATIC(monlock);
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AST_MUTEX_DEFINE_STATIC(contrlock);
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AST_MUTEX_DEFINE_STATIC(capi_put_lock);
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#ifdef CAPI_ULAW
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static int capi_capability = AST_FORMAT_ULAW;
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#else
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static int capi_capability = AST_FORMAT_ALAW;
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#endif
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#if defined(__FreeBSD__) || defined(__OpenBSD__) || defined( __NetBSD__ ) || defined(__APPLE__)
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static CAPIProfileBuffer_t profile;
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#else
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static struct ast_capi_profile profile;
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#endif
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static pthread_t monitor_thread = -1;
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static struct ast_capi_pvt *iflist = NULL;
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static struct capi_pipe *pipelist = NULL;
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static struct ast_capi_controller *capi_controllers[AST_CAPI_MAX_CONTROLLERS];
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static int capi_num_controllers = 0;
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static int capi_counter = 0;
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static unsigned long capi_used_controllers = 0;
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char capi_national_prefix[AST_MAX_EXTENSION];
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char capi_international_prefix[AST_MAX_EXTENSION];
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int capidebug = 0;
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/* */
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#define return_on_no_pipe(x) \
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if (!p) { \
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cc_ast_verbose(4, 1, "CAPI: %s no pipe PLCI=%#x\n", x, PLCI); \
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return; \
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}
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/*
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* get a new capi message number atomically
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*/
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_cword get_ast_capi_MessageNumber(void)
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{
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_cword mn;
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ast_mutex_lock(&messagenumber_lock);
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mn = ast_capi_MessageNumber;
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ast_capi_MessageNumber++;
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ast_mutex_unlock(&messagenumber_lock);
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return(mn);
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}
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/*
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* write a capi message to capi device
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*/
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MESSAGE_EXCHANGE_ERROR _capi_put_cmsg(_cmsg *CMSG)
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{
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MESSAGE_EXCHANGE_ERROR error;
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if (ast_mutex_lock(&capi_put_lock)) {
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ast_log(LOG_WARNING, "Unable to lock capi put!\n");
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return -1;
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}
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error = capi20_put_cmsg(CMSG);
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if (ast_mutex_unlock(&capi_put_lock)) {
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ast_log(LOG_WARNING, "Unable to unlock capi put!\n");
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return -1;
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}
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if (error) {
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ast_log(LOG_ERROR, "CAPI error sending %s (NCCI=%#x) (error=%#x)\n",
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capi_cmsg2str(CMSG), (unsigned int)CMSG->adr.adrNCCI, error);
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} else {
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if (CMSG->Command == CAPI_DATA_B3) {
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cc_ast_verbose(7, 1, "%s\n", capi_cmsg2str(CMSG));
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} else {
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cc_ast_verbose(4, 1, "%s\n", capi_cmsg2str(CMSG));
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}
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}
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return error;
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}
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/*
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* wait some time for a new capi message
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*/
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MESSAGE_EXCHANGE_ERROR check_wait_get_cmsg(_cmsg *CMSG)
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{
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MESSAGE_EXCHANGE_ERROR Info;
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struct timeval tv;
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tv.tv_sec = 0;
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tv.tv_usec = 10000;
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Info = capi20_waitformessage(ast_capi_ApplID, &tv);
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if ((Info != 0x0000) && (Info != 0x1104)) {
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if (capidebug) {
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ast_log(LOG_DEBUG, "Error waiting for cmsg... INFO = %#x\n", Info);
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}
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return Info;
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}
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if (Info == 0x0000) {
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Info = capi_get_cmsg(CMSG,ast_capi_ApplID);
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}
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return Info;
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}
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/*
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* send Listen to specified controller
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*/
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static unsigned ListenOnController(unsigned long CIPmask, unsigned controller)
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{
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MESSAGE_EXCHANGE_ERROR error;
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_cmsg CMSG,CMSG2;
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LISTEN_REQ_HEADER(&CMSG, ast_capi_ApplID, get_ast_capi_MessageNumber(), controller);
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LISTEN_REQ_INFOMASK(&CMSG) = 0x03ff; /* lots of info ;) + early B3 connect */
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/* 0x00ff if no early B3 should be done */
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LISTEN_REQ_CIPMASK(&CMSG) = CIPmask;
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if ((error = _capi_put_cmsg(&CMSG)) != 0) {
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return error;
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}
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while (!IS_LISTEN_CONF(&CMSG2)) {
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error = check_wait_get_cmsg(&CMSG2);
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}
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return 0;
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}
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/*
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* Echo cancellation is for cards w/ integrated echo cancellation only
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* (i.e. Eicon active cards support it)
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*/
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#define EC_FUNCTION_ENABLE 1
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#define EC_FUNCTION_DISABLE 2
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#define EC_FUNCTION_FREEZE 3
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#define EC_FUNCTION_RESUME 4
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#define EC_FUNCTION_RESET 5
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#define EC_OPTION_DISABLE_NEVER 0
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#define EC_OPTION_DISABLE_G165 (1<<1)
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#define EC_OPTION_DISABLE_G164_OR_G165 (1<<1 | 1<<2)
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#define EC_DEFAULT_TAIL 64
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#ifdef CC_AST_CHANNEL_HAS_TRANSFERCAP
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/*
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* TCAP -> CIP Translation Table (TransferCapability->CommonIsdnProfile)
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*/
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static struct {
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unsigned short tcap;
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unsigned short cip;
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} translate_tcap2cip[] = {
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{ PRI_TRANS_CAP_SPEECH, CAPI_CIP_SPEECH },
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{ PRI_TRANS_CAP_DIGITAL, CAPI_CIP_DIGITAL },
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{ PRI_TRANS_CAP_RESTRICTED_DIGITAL, CAPI_CIP_RESTRICTED_DIGITAL },
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{ PRI_TRANS_CAP_3K1AUDIO, CAPI_CIP_3K1AUDIO },
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{ PRI_TRANS_CAP_DIGITAL_W_TONES, CAPI_CIP_DIGITAL_W_TONES },
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{ PRI_TRANS_CAP_VIDEO, CAPI_CIP_VIDEO }
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};
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static int tcap2cip(unsigned short tcap)
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{
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int x;
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for (x = 0; x < sizeof(translate_tcap2cip) / sizeof(translate_tcap2cip[0]); x++) {
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if (translate_tcap2cip[x].tcap == tcap)
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return (int)translate_tcap2cip[x].cip;
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}
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return 0;
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}
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/*
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* CIP -> TCAP Translation Table (CommonIsdnProfile->TransferCapability)
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*/
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static struct {
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unsigned short cip;
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unsigned short tcap;
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} translate_cip2tcap[] = {
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{ CAPI_CIP_SPEECH, PRI_TRANS_CAP_SPEECH },
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{ CAPI_CIP_DIGITAL, PRI_TRANS_CAP_DIGITAL },
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{ CAPI_CIP_RESTRICTED_DIGITAL, PRI_TRANS_CAP_RESTRICTED_DIGITAL },
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{ CAPI_CIP_3K1AUDIO, PRI_TRANS_CAP_3K1AUDIO },
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{ CAPI_CIP_7KAUDIO, PRI_TRANS_CAP_DIGITAL_W_TONES },
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{ CAPI_CIP_VIDEO, PRI_TRANS_CAP_VIDEO },
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{ CAPI_CIP_PACKET_MODE, PRI_TRANS_CAP_DIGITAL },
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{ CAPI_CIP_56KBIT_RATE_ADAPTION, PRI_TRANS_CAP_DIGITAL },
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{ CAPI_CIP_DIGITAL_W_TONES, PRI_TRANS_CAP_DIGITAL_W_TONES },
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{ CAPI_CIP_TELEPHONY, PRI_TRANS_CAP_SPEECH },
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{ CAPI_CIP_FAX_G2_3, PRI_TRANS_CAP_3K1AUDIO },
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{ CAPI_CIP_FAX_G4C1, PRI_TRANS_CAP_DIGITAL },
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{ CAPI_CIP_FAX_G4C2_3, PRI_TRANS_CAP_DIGITAL },
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{ CAPI_CIP_TELETEX_PROCESSABLE, PRI_TRANS_CAP_DIGITAL },
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{ CAPI_CIP_TELETEX_BASIC, PRI_TRANS_CAP_DIGITAL },
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{ CAPI_CIP_VIDEOTEX, PRI_TRANS_CAP_DIGITAL },
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{ CAPI_CIP_TELEX, PRI_TRANS_CAP_DIGITAL },
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{ CAPI_CIP_X400, PRI_TRANS_CAP_DIGITAL },
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{ CAPI_CIP_X200, PRI_TRANS_CAP_DIGITAL },
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{ CAPI_CIP_7K_TELEPHONY, PRI_TRANS_CAP_DIGITAL_W_TONES },
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{ CAPI_CIP_VIDEO_TELEPHONY_C1, PRI_TRANS_CAP_DIGITAL_W_TONES },
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{ CAPI_CIP_VIDEO_TELEPHONY_C2, PRI_TRANS_CAP_DIGITAL }
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};
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static unsigned short cip2tcap(int cip)
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{
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int x;
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for (x = 0;x < sizeof(translate_cip2tcap) / sizeof(translate_cip2tcap[0]); x++) {
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if (translate_cip2tcap[x].cip == (unsigned short)cip)
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return translate_cip2tcap[x].tcap;
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}
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return 0;
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}
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/*
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* TransferCapability to String conversion
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*/
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static char *transfercapability2str(int transfercapability)
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{
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switch(transfercapability) {
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case PRI_TRANS_CAP_SPEECH:
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return "SPEECH";
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case PRI_TRANS_CAP_DIGITAL:
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return "DIGITAL";
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case PRI_TRANS_CAP_RESTRICTED_DIGITAL:
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return "RESTRICTED_DIGITAL";
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case PRI_TRANS_CAP_3K1AUDIO:
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return "3K1AUDIO";
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case PRI_TRANS_CAP_DIGITAL_W_TONES:
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return "DIGITAL_W_TONES";
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case PRI_TRANS_CAP_VIDEO:
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return "VIDEO";
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default:
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return "UNKNOWN";
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}
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}
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#endif /* CC_AST_CHANNEL_HAS_TRANSFERCAP */
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static void capi_echo_canceller(struct ast_channel *c, int function)
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{
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struct ast_capi_pvt *i = CC_AST_CHANNEL_PVT(c);
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_cmsg CMSG;
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char buf[7];
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/* If echo cancellation is not requested or supported, don't attempt to enable it */
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ast_mutex_lock(&contrlock);
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if (!capi_controllers[i->controller]->echocancel || !i->doEC) {
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ast_mutex_unlock(&contrlock);
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return;
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}
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ast_mutex_unlock(&contrlock);
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cc_ast_verbose(2, 0, VERBOSE_PREFIX_3 "Setting up echo canceller (PLCI=%#x, function=%d, options=%d, tail=%d)\n",
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i->PLCI, function, i->ecOption, i->ecTail);
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FACILITY_REQ_HEADER(&CMSG, ast_capi_ApplID, get_ast_capi_MessageNumber(), 0);
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FACILITY_REQ_PLCI(&CMSG) = i->PLCI;
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FACILITY_REQ_FACILITYSELECTOR(&CMSG) = 6; /* Echo canceller */
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memset(buf, 0, sizeof(buf));
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buf[0] = 6; /* msg size */
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write_capi_word(&buf[1], function);
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if (function == EC_FUNCTION_ENABLE) {
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write_capi_word(&buf[3], i->ecOption); /* bit field - ignore echo canceller disable tone */
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write_capi_word(&buf[5], i->ecTail); /* Tail length, ms */
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}
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FACILITY_REQ_FACILITYREQUESTPARAMETER(&CMSG) = buf;
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if (_capi_put_cmsg(&CMSG) != 0) {
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return;
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}
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return;
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}
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/*
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* turn on/off DTMF detection
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*/
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int capi_detect_dtmf(struct ast_channel *c, int flag)
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{
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struct ast_capi_pvt *i = CC_AST_CHANNEL_PVT(c);
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MESSAGE_EXCHANGE_ERROR error;
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_cmsg CMSG;
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char buf[9];
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memset(buf, 0, sizeof(buf));
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/* does the controller support dtmf? and do we want to use it? */
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ast_mutex_lock(&contrlock);
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if ((capi_controllers[i->controller]->dtmf == 1) && (i->doDTMF == 0)) {
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ast_mutex_unlock(&contrlock);
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FACILITY_REQ_HEADER(&CMSG, ast_capi_ApplID, get_ast_capi_MessageNumber(), 0);
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FACILITY_REQ_PLCI(&CMSG) = i->PLCI;
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FACILITY_REQ_FACILITYSELECTOR(&CMSG) = 1;
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buf[0] = 8; /* msg length */
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if (flag == 1) {
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write_capi_word(&buf[1], 1); /* start DTMF listen */
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} else {
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write_capi_word(&buf[1], 2); /* stop DTMF listen */
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}
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write_capi_word(&buf[3], AST_CAPI_DTMF_DURATION);
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write_capi_word(&buf[5], AST_CAPI_DTMF_DURATION);
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FACILITY_REQ_FACILITYREQUESTPARAMETER(&CMSG) = buf;
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if ((error = _capi_put_cmsg(&CMSG)) != 0) {
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return error;
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}
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} else {
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ast_mutex_unlock(&contrlock);
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/* do software dtmf detection */
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i->doDTMF = 1; /* just being paranoid again... */
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}
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return 0;
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}
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/*
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* send a DTMF digit
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*/
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static int capi_send_digit(struct ast_channel *c, char digit)
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{
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struct ast_capi_pvt *i = CC_AST_CHANNEL_PVT(c);
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MESSAGE_EXCHANGE_ERROR error;
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_cmsg CMSG;
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char buf[10];
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if (i->state != CAPI_STATE_BCONNECTED) {
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return 0;
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}
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memset(buf, 0, sizeof(buf));
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if (i->earlyB3 == 1) {
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/*
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* we should really test for the network saying the number is incomplete
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* since i'm only doing a test and this is true at the right time
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* i'm going with this
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*/
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INFO_REQ_HEADER(&CMSG, ast_capi_ApplID, get_ast_capi_MessageNumber(), 0);
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INFO_REQ_PLCI(&CMSG) = i->PLCI;
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buf[0] = 2;
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buf[1] = 0x80;
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buf[2] = digit;
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INFO_REQ_CALLEDPARTYNUMBER(&CMSG) = buf;
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if ((error = _capi_put_cmsg(&CMSG)) != 0) {
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return error;
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}
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cc_ast_verbose(3, 0, VERBOSE_PREFIX_4 "sent CALLEDPARTYNUMBER INFO digit = %c (PLCI=%#x)\n",
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digit, i->PLCI);
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} else {
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ast_mutex_lock(&contrlock);
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if ((capi_controllers[i->controller]->dtmf == 0) || (i->doDTMF == 1)) {
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/* let * fake it */
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ast_mutex_unlock(&contrlock);
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return -1;
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}
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ast_mutex_unlock(&contrlock);
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FACILITY_REQ_HEADER(&CMSG, ast_capi_ApplID, get_ast_capi_MessageNumber(), 0);
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FACILITY_REQ_PLCI(&CMSG) = i->NCCI;
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FACILITY_REQ_FACILITYSELECTOR(&CMSG) = 1;
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buf[0] = 8;
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write_capi_word(&buf[1], 3); /* send DTMF digit */
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write_capi_word(&buf[3], AST_CAPI_DTMF_DURATION);
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write_capi_word(&buf[5], AST_CAPI_DTMF_DURATION);
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buf[7] = 1;
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buf[8] = digit;
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FACILITY_REQ_FACILITYREQUESTPARAMETER(&CMSG) = buf;
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if ((error = _capi_put_cmsg(&CMSG)) != 0) {
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return error;
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}
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cc_ast_verbose(3, 0, VERBOSE_PREFIX_3 "sent dtmf '%c'\n", digit);
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}
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return 0;
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}
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/*
|
|
* send ALERT to ISDN line
|
|
*/
|
|
static int capi_alert(struct ast_channel *c)
|
|
{
|
|
struct ast_capi_pvt *i = CC_AST_CHANNEL_PVT(c);
|
|
_cmsg CMSG;
|
|
|
|
if ((i->state != CAPI_STATE_DISCONNECTED) &&
|
|
(i->state != CAPI_STATE_DID)) {
|
|
ast_log(LOG_WARNING, "CAPI attempting ALERT in state %d\n",
|
|
i->state);
|
|
return -1;
|
|
}
|
|
|
|
ALERT_REQ_HEADER(&CMSG, ast_capi_ApplID, i->MessageNumber, 0);
|
|
ALERT_REQ_PLCI(&CMSG) = i->PLCI;
|
|
|
|
if (_capi_put_cmsg(&CMSG) != 0) {
|
|
return -1;
|
|
}
|
|
|
|
i->state = CAPI_STATE_ALERTING;
|
|
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* deflect a call
|
|
*/
|
|
static int capi_deflect(struct ast_channel *chan, void *data)
|
|
{
|
|
struct ast_capi_pvt *i = CC_AST_CHANNEL_PVT(chan);
|
|
MESSAGE_EXCHANGE_ERROR Info;
|
|
_cmsg CMSG;
|
|
char bchaninfo[1];
|
|
char fac[60];
|
|
int res = 0;
|
|
int ms = 3000;
|
|
|
|
if (!data) {
|
|
ast_log(LOG_WARNING, "cd requires an argument (destination phone number)\n");
|
|
return -1;
|
|
}
|
|
|
|
if ((i->state == CAPI_STATE_CONNECTED) || (i->state == CAPI_STATE_BCONNECTED)) {
|
|
ast_log(LOG_ERROR, "call deflection does not work with calls that are already connected!\n");
|
|
return -1;
|
|
}
|
|
|
|
/* wait until the channel is alerting, so we dont drop the call and interfer with msgs */
|
|
while ((ms > 0) && (i->state != CAPI_STATE_ALERTING)) {
|
|
sleep(100);
|
|
ms -= 100;
|
|
}
|
|
|
|
/* make sure we hang up correctly */
|
|
i->state = CAPI_STATE_CONNECTPENDING;
|
|
|
|
fac[0] = 0; /* len */
|
|
fac[1] = 0; /* len */
|
|
fac[2] = 0x01; /* Use D-Chan */
|
|
fac[3] = 0; /* Keypad len */
|
|
fac[4] = 31; /* user user data? len = 31 = 29 + 2 */
|
|
fac[5] = 0x1c; /* magic? */
|
|
fac[6] = 0x1d; /* strlen destination + 18 = 29 */
|
|
fac[7] = 0x91; /* .. */
|
|
fac[8] = 0xA1;
|
|
fac[9] = 0x1A; /* strlen destination + 15 = 26 */
|
|
fac[10] = 0x02;
|
|
fac[11] = 0x01;
|
|
fac[12] = 0x70;
|
|
fac[13] = 0x02;
|
|
fac[14] = 0x01;
|
|
fac[15] = 0x0d;
|
|
fac[16] = 0x30;
|
|
fac[17] = 0x12; /* strlen destination + 7 = 18 */
|
|
fac[18] = 0x30; /* ...hm 0x30 */
|
|
fac[19] = 0x0d; /* strlen destination + 2 */
|
|
fac[20] = 0x80; /* CLIP */
|
|
fac[21] = 0x0b; /* strlen destination */
|
|
fac[22] = 0x01; /* destination start */
|
|
fac[23] = 0x01;
|
|
fac[24] = 0x01;
|
|
fac[25] = 0x01;
|
|
fac[26] = 0x01;
|
|
fac[27] = 0x01;
|
|
fac[28] = 0x01;
|
|
fac[29] = 0x01;
|
|
fac[30] = 0x01;
|
|
fac[31] = 0x01;
|
|
fac[32] = 0x01;
|
|
fac[33] = 0x01; /* 0x1 = sending complete */
|
|
fac[34] = 0x01;
|
|
fac[35] = 0x01;
|
|
|
|
memcpy((unsigned char *)fac + 22, data, strlen(data));
|
|
fac[22 + strlen(data)] = 0x01; /* fill with 0x01 if number is only 6 numbers (local call) */
|
|
fac[23 + strlen(data)] = 0x01;
|
|
fac[24 + strlen(data)] = 0x01;
|
|
fac[25 + strlen(data)] = 0x01;
|
|
fac[26 + strlen(data)] = 0x01;
|
|
|
|
fac[6] = 18 + strlen(data);
|
|
fac[9] = 15 + strlen(data);
|
|
fac[17] = 7 + strlen(data);
|
|
fac[19] = 2 + strlen(data);
|
|
fac[21] = strlen(data);
|
|
|
|
bchaninfo[0] = 0x1;
|
|
|
|
INFO_REQ_HEADER(&CMSG, ast_capi_ApplID, get_ast_capi_MessageNumber(), 0);
|
|
INFO_REQ_CONTROLLER(&CMSG) = i->controller;
|
|
INFO_REQ_PLCI(&CMSG) = i->PLCI;
|
|
INFO_REQ_BCHANNELINFORMATION(&CMSG) = (unsigned char*)bchaninfo; /* use D-Channel */
|
|
INFO_REQ_KEYPADFACILITY(&CMSG) = 0;
|
|
INFO_REQ_USERUSERDATA(&CMSG) = 0;
|
|
INFO_REQ_FACILITYDATAARRAY(&CMSG) = (unsigned char*) fac + 4;
|
|
|
|
if ((Info = _capi_put_cmsg(&CMSG)) != 0) {
|
|
return Info;
|
|
}
|
|
|
|
return res;
|
|
}
|
|
|
|
/*
|
|
* remove a pipe from the list
|
|
*/
|
|
static void remove_pipe(unsigned int PLCI)
|
|
{
|
|
struct capi_pipe *p,*ptmp;
|
|
|
|
ast_mutex_lock(&pipelock);
|
|
p = pipelist;
|
|
ptmp = NULL;
|
|
|
|
while (p) {
|
|
if (p->PLCI != PLCI) {
|
|
ptmp = p;
|
|
p = p->next;
|
|
continue;
|
|
}
|
|
if (ptmp == NULL) {
|
|
/* mypipe == head of pipelist */
|
|
pipelist = p->next;
|
|
} else {
|
|
/* somehwere inbetween or at the end */
|
|
ptmp->next = p->next;
|
|
}
|
|
if(p->fd > -1)
|
|
close(p->fd);
|
|
if(p->i != NULL && p->i->fd > -1)
|
|
close(p->i->fd);
|
|
free(p);
|
|
cc_ast_verbose(3, 0, VERBOSE_PREFIX_3 "removed pipe for PLCI = %#x\n", PLCI);
|
|
break;
|
|
}
|
|
ast_mutex_unlock(&pipelock);
|
|
}
|
|
|
|
/*
|
|
* hangup a line (CAPI messages)
|
|
*/
|
|
static void capi_activehangup(struct ast_channel *c)
|
|
{
|
|
struct ast_capi_pvt *i = CC_AST_CHANNEL_PVT(c);
|
|
_cmsg CMSG;
|
|
int state;
|
|
|
|
cc_ast_verbose(2, 1, VERBOSE_PREFIX_4 "activehangingup\n");
|
|
|
|
if (i == NULL) {
|
|
return;
|
|
}
|
|
|
|
state = i->state;
|
|
i->state = CAPI_STATE_DISCONNECTING;
|
|
|
|
if (c->_state == AST_STATE_RING) {
|
|
CONNECT_RESP_HEADER(&CMSG, ast_capi_ApplID, i->MessageNumber, 0);
|
|
CONNECT_RESP_PLCI(&CMSG) = i->PLCI;
|
|
CONNECT_RESP_REJECT(&CMSG) = 2;
|
|
_capi_put_cmsg(&CMSG);
|
|
return;
|
|
}
|
|
|
|
/* active disconnect */
|
|
if (state == CAPI_STATE_BCONNECTED) {
|
|
DISCONNECT_B3_REQ_HEADER(&CMSG, ast_capi_ApplID, get_ast_capi_MessageNumber(), 0);
|
|
DISCONNECT_B3_REQ_NCCI(&CMSG) = i->NCCI;
|
|
_capi_put_cmsg(&CMSG);
|
|
return;
|
|
}
|
|
|
|
if ((state == CAPI_STATE_CONNECTED) || (state == CAPI_STATE_CONNECTPENDING)) {
|
|
DISCONNECT_REQ_HEADER(&CMSG, ast_capi_ApplID, get_ast_capi_MessageNumber(), 0);
|
|
DISCONNECT_REQ_PLCI(&CMSG) = i->PLCI;
|
|
_capi_put_cmsg(&CMSG);
|
|
}
|
|
return;
|
|
}
|
|
|
|
/*
|
|
* Asterisk tells us to hangup a line
|
|
*/
|
|
static int capi_hangup(struct ast_channel *c)
|
|
{
|
|
struct ast_capi_pvt *i = CC_AST_CHANNEL_PVT(c);
|
|
int removepipe = 0;
|
|
|
|
/*
|
|
* hmm....ok...this is called to free the capi interface (passive disconnect)
|
|
* or to bring down the channel (active disconnect)
|
|
*/
|
|
|
|
cc_ast_verbose(3, 0, VERBOSE_PREFIX_3 "CAPI Hangingup\n");
|
|
|
|
if (i == NULL) {
|
|
ast_log(LOG_ERROR, "channel has no interface!\n");
|
|
return -1;
|
|
}
|
|
|
|
i->mypipe->c = NULL;
|
|
|
|
/* are we down, yet? */
|
|
if (i->state != CAPI_STATE_DISCONNECTED) {
|
|
/* no */
|
|
capi_activehangup(c);
|
|
} else {
|
|
removepipe = 1;
|
|
}
|
|
|
|
if ((i->doDTMF == 1) && (i->vad != NULL)) {
|
|
ast_dsp_free(i->vad);
|
|
}
|
|
|
|
memset(i->cid, 0, sizeof(i->cid));
|
|
i->owner = NULL;
|
|
|
|
ast_mutex_lock(&usecnt_lock);
|
|
usecnt--;
|
|
ast_mutex_unlock(&usecnt_lock);
|
|
|
|
ast_update_use_count();
|
|
|
|
i->mypipe = NULL;
|
|
CC_AST_CHANNEL_PVT(c) = NULL;
|
|
ast_setstate(c, AST_STATE_DOWN);
|
|
|
|
if (removepipe) {
|
|
/* disconnect already done, so cleanup */
|
|
if (!i->PLCI) {
|
|
ast_log(LOG_ERROR, "no PLCI for pipe removal\n");
|
|
} else {
|
|
remove_pipe(i->PLCI);
|
|
i->PLCI = 0;
|
|
i->NCCI = 0;
|
|
}
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* convert a number
|
|
*/
|
|
static char *capi_number(char *data, int strip)
|
|
{
|
|
unsigned len = *data;
|
|
|
|
/* XXX fix me */
|
|
/* convert a capi struct to a \0 terminated string */
|
|
if ((!len) || (len < (unsigned int) strip))
|
|
return NULL;
|
|
|
|
len = len - strip;
|
|
data = (char *)(data + 1 + strip);
|
|
|
|
return strndup((char *)data, len);
|
|
}
|
|
|
|
/*
|
|
* Asterisk tells us to make a call
|
|
*/
|
|
int capi_call(struct ast_channel *c, char *idest, int timeout)
|
|
{
|
|
struct ast_capi_pvt *i;
|
|
struct capi_pipe *p = NULL;
|
|
char *dest, *interface;
|
|
char buffer[AST_MAX_EXTENSION];
|
|
char buffer_r[AST_CAPI_MAX_STRING];
|
|
char *buffer_rp = buffer_r;
|
|
char called[AST_MAX_EXTENSION], calling[AST_MAX_EXTENSION];
|
|
char bchaninfo[3];
|
|
int CLIR;
|
|
|
|
_cmsg CMSG;
|
|
MESSAGE_EXCHANGE_ERROR error;
|
|
|
|
strncpy(buffer, (char *)idest, sizeof(buffer) - 1);
|
|
interface = strtok_r(buffer, "/", &buffer_rp);
|
|
dest = strtok_r(NULL, "/", &buffer_rp);
|
|
|
|
|
|
if ((!dest) || (!dest[0])) {
|
|
ast_log(LOG_WARNING, "Destination %s requres a real destination\n", idest);
|
|
return -1;
|
|
}
|
|
|
|
i = CC_AST_CHANNEL_PVT(c);
|
|
|
|
/* first character of destination tells special treatment */
|
|
switch(dest[0]) {
|
|
case 'b': /* always B3 */
|
|
i->doB3 = AST_CAPI_B3_ALWAYS;
|
|
dest++;
|
|
break;
|
|
case 'B': /* only do B3 on successfull calls */
|
|
i->doB3 = AST_CAPI_B3_ON_SUCCESS;
|
|
dest++;
|
|
break;
|
|
default:
|
|
i->doB3 = AST_CAPI_B3_DONT;
|
|
}
|
|
|
|
#ifdef CC_AST_CHANNEL_HAS_CID
|
|
CLIR = c->cid.cid_pres;
|
|
#else
|
|
CLIR = c->callingpres;
|
|
#endif
|
|
cc_ast_verbose(1, 1, VERBOSE_PREFIX_2 "CAPI Call %s %s (pres=0x%02x)\n",
|
|
c->name, i->doB3 ? "with B3":"", CLIR);
|
|
|
|
p = malloc(sizeof(struct capi_pipe));
|
|
if (!p) {
|
|
ast_log(LOG_ERROR, "Error allocating capi_pipe.\n");
|
|
return -1;
|
|
}
|
|
memset(p, 0, sizeof(struct capi_pipe));
|
|
|
|
/* set pipe and FDs */
|
|
p->fd = i->fd2;
|
|
c->fds[0] = i->fd;
|
|
p->i = i;
|
|
p->c = c;
|
|
i->mypipe = p;
|
|
|
|
ast_mutex_lock(&pipelock);
|
|
p->next = pipelist;
|
|
pipelist = p;
|
|
ast_mutex_unlock(&pipelock);
|
|
|
|
i->outgoing = 1;
|
|
|
|
i->MessageNumber = get_ast_capi_MessageNumber();
|
|
CONNECT_REQ_HEADER(&CMSG, ast_capi_ApplID, i->MessageNumber, i->controller);
|
|
CONNECT_REQ_CONTROLLER(&CMSG) = i->controller;
|
|
#ifdef CC_AST_CHANNEL_HAS_TRANSFERCAP
|
|
CONNECT_REQ_CIPVALUE(&CMSG) = tcap2cip(c->transfercapability);
|
|
#else
|
|
CONNECT_REQ_CIPVALUE(&CMSG) = 0x10; /* Telephony */
|
|
#endif
|
|
called[0] = strlen(dest) + 1;
|
|
called[1] = 0x80;
|
|
strncpy(&called[2], dest, sizeof(called) - 2);
|
|
CONNECT_REQ_CALLEDPARTYNUMBER(&CMSG) = called;
|
|
CONNECT_REQ_CALLEDPARTYSUBADDRESS(&CMSG) = NULL;
|
|
|
|
#ifdef CC_AST_CHANNEL_HAS_CID
|
|
calling[0] = strlen(c->cid.cid_num) + 2;
|
|
#else
|
|
calling[0] = strlen(c->callerid) + 2;
|
|
#endif
|
|
|
|
calling[1] = 0x00;
|
|
calling[2] = 0x80 | (CLIR & 0x63);
|
|
#ifdef CC_AST_CHANNEL_HAS_CID
|
|
strncpy(&calling[3], c->cid.cid_num, sizeof(calling) - 3);
|
|
#else
|
|
strncpy(&calling[3], c->callerid, sizeof(calling) - 3);
|
|
#endif
|
|
|
|
CONNECT_REQ_CALLINGPARTYNUMBER(&CMSG) = calling;
|
|
CONNECT_REQ_CALLINGPARTYSUBADDRESS(&CMSG) = NULL;
|
|
|
|
CONNECT_REQ_B1PROTOCOL(&CMSG) = 1;
|
|
CONNECT_REQ_B2PROTOCOL(&CMSG) = 1;
|
|
CONNECT_REQ_B3PROTOCOL(&CMSG) = 0;
|
|
|
|
bchaninfo[0] = 2;
|
|
bchaninfo[1] = 0x0;
|
|
bchaninfo[2] = 0x0;
|
|
CONNECT_REQ_BCHANNELINFORMATION(&CMSG) = bchaninfo; /* 0 */
|
|
|
|
if ((error = _capi_put_cmsg(&CMSG))) {
|
|
return error;
|
|
}
|
|
i->state = CAPI_STATE_CONNECTPENDING;
|
|
|
|
ast_setstate(c, AST_STATE_DIALING);
|
|
|
|
#if 0
|
|
/* XXX fixme, not nice: */
|
|
if (i->controller > 0) {
|
|
capi_controllers[i->controller]->nfreebchannels--;
|
|
}
|
|
#endif
|
|
|
|
/* now we shall return .... the rest has to be done by handle_msg */
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* Asterisk tells us to answer a call
|
|
*/
|
|
static int capi_answer(struct ast_channel *c)
|
|
{
|
|
struct ast_capi_pvt *i = CC_AST_CHANNEL_PVT(c);
|
|
_cmsg CMSG;
|
|
char buf[AST_CAPI_MAX_STRING];
|
|
char *dnid;
|
|
|
|
if ((i->isdnmode == AST_CAPI_ISDNMODE_PTP) &&
|
|
(strlen(i->incomingmsn) < strlen(i->dnid))) {
|
|
dnid = i->dnid + strlen(i->incomingmsn);
|
|
} else {
|
|
dnid = i->dnid;
|
|
}
|
|
|
|
i->fFax = NULL;
|
|
i->faxhandled = 0;
|
|
i->FaxState = 0;
|
|
|
|
CONNECT_RESP_HEADER(&CMSG, ast_capi_ApplID, i->MessageNumber, 0);
|
|
CONNECT_RESP_PLCI(&CMSG) = i->PLCI;
|
|
CONNECT_RESP_REJECT(&CMSG) = 0;
|
|
buf[0] = strlen(dnid) + 2;
|
|
buf[1] = 0x00;
|
|
buf[2] = 0x80;
|
|
strncpy(&buf[3], dnid, sizeof(buf) - 4);
|
|
CONNECT_RESP_CONNECTEDNUMBER(&CMSG) = buf;
|
|
CONNECT_RESP_CONNECTEDSUBADDRESS(&CMSG) = NULL;
|
|
CONNECT_RESP_LLC(&CMSG) = NULL;
|
|
CONNECT_RESP_B1PROTOCOL(&CMSG) = 1;
|
|
CONNECT_RESP_B2PROTOCOL(&CMSG) = 1;
|
|
CONNECT_RESP_B3PROTOCOL(&CMSG) = 0;
|
|
|
|
cc_ast_verbose(3, 0, VERBOSE_PREFIX_3 "CAPI Answering for MSN %s\n", dnid);
|
|
|
|
if (_capi_put_cmsg(&CMSG) != 0) {
|
|
return -1;
|
|
}
|
|
|
|
i->state = CAPI_STATE_ANSWERING;
|
|
i->doB3 = AST_CAPI_B3_DONT;
|
|
i->outgoing = 0;
|
|
i->earlyB3 = -1;
|
|
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* Asterisk tells us to read for a channel
|
|
*/
|
|
struct ast_frame *capi_read(struct ast_channel *c)
|
|
{
|
|
struct ast_capi_pvt *i = CC_AST_CHANNEL_PVT(c);
|
|
int readsize = 0;
|
|
|
|
if (i == NULL) {
|
|
ast_log(LOG_ERROR, "channel has no interface\n");
|
|
return NULL;
|
|
}
|
|
|
|
if (i->state == CAPI_STATE_ONHOLD) {
|
|
i->fr.frametype = AST_FRAME_NULL;
|
|
return &i->fr;
|
|
}
|
|
|
|
i->fr.frametype = AST_FRAME_NULL;
|
|
i->fr.subclass = 0;
|
|
|
|
#ifdef CC_AST_FRAME_HAS_TIMEVAL
|
|
i->fr.delivery.tv_sec = 0;
|
|
i->fr.delivery.tv_usec = 0;
|
|
#endif
|
|
readsize = read(i->fd, &i->fr, sizeof(struct ast_frame));
|
|
if (readsize != sizeof(struct ast_frame)) {
|
|
ast_log(LOG_ERROR, "did not read a whole frame\n");
|
|
}
|
|
if (i->fr.frametype == AST_FRAME_VOICE) {
|
|
readsize = read(i->fd, i->fr.data, i->fr.datalen);
|
|
if (readsize != i->fr.datalen) {
|
|
ast_log(LOG_ERROR, "did not read whole frame data\n");
|
|
}
|
|
}
|
|
|
|
i->fr.mallocd = 0;
|
|
|
|
if (i->fr.frametype == AST_FRAME_NULL) {
|
|
return NULL;
|
|
}
|
|
if ((i->fr.frametype == AST_FRAME_DTMF) && (i->fr.subclass == 'f')) {
|
|
if (strcmp(c->exten, "fax")) {
|
|
#ifdef CC_AST_CHANNEL_HAS_CID
|
|
if (ast_exists_extension(c, ast_strlen_zero(c->macrocontext) ? c->context : c->macrocontext, "fax", 1, c->cid.cid_num)) {
|
|
#else
|
|
if (ast_exists_extension(c, ast_strlen_zero(c->macrocontext) ? c->context : c->macrocontext, "fax", 1, c->callerid)) {
|
|
#endif
|
|
cc_ast_verbose(2, 0, VERBOSE_PREFIX_3 "Redirecting %s to fax extension\n", c->name);
|
|
/* Save the DID/DNIS when we transfer the fax call to a "fax" extension */
|
|
pbx_builtin_setvar_helper(c, "FAXEXTEN", c->exten);
|
|
if (ast_async_goto(c, c->context, "fax", 1))
|
|
ast_log(LOG_WARNING, "Failed to async goto '%s' into fax of '%s'\n", c->name, c->context);
|
|
} else {
|
|
cc_ast_verbose(3, 0, VERBOSE_PREFIX_3 "Fax detected, but no fax extension\n");
|
|
}
|
|
} else {
|
|
ast_log(LOG_DEBUG, "Already in a fax extension, not redirecting\n");
|
|
}
|
|
}
|
|
return &i->fr;
|
|
}
|
|
|
|
/*
|
|
* Asterisk tells us to write for a channel
|
|
*/
|
|
int capi_write(struct ast_channel *c, struct ast_frame *f)
|
|
{
|
|
struct ast_capi_pvt *i = CC_AST_CHANNEL_PVT(c);
|
|
MESSAGE_EXCHANGE_ERROR error;
|
|
_cmsg CMSG;
|
|
int j = 0;
|
|
unsigned char *buf;
|
|
struct ast_frame *fsmooth;
|
|
int txavg=0;
|
|
|
|
if (!i) {
|
|
ast_log(LOG_ERROR, "channel has no interface\n");
|
|
return -1;
|
|
}
|
|
|
|
/* dont send audio to the local exchange! */
|
|
if ((i->earlyB3 == 1) || (!i->NCCI)) {
|
|
return 0;
|
|
}
|
|
|
|
if (f->frametype == AST_FRAME_NULL) {
|
|
return 0;
|
|
}
|
|
if (f->frametype == AST_FRAME_DTMF) {
|
|
ast_log(LOG_ERROR, "dtmf frame should be written\n");
|
|
return 0;
|
|
}
|
|
if (f->frametype != AST_FRAME_VOICE) {
|
|
ast_log(LOG_ERROR,"not a voice frame\n");
|
|
return -1;
|
|
}
|
|
if (f->subclass != capi_capability) {
|
|
ast_log(LOG_ERROR, "dont know how to write subclass %d\n", f->subclass);
|
|
return -1;
|
|
}
|
|
if ((!f->data) || (!f->datalen) || (!i->smoother)) {
|
|
return 0;
|
|
}
|
|
|
|
if (ast_smoother_feed(i->smoother, f) != 0) {
|
|
ast_log(LOG_ERROR, "CAPI: failed to fill smoother\n");
|
|
return -1;
|
|
}
|
|
|
|
fsmooth = ast_smoother_read(i->smoother);
|
|
while(fsmooth != NULL) {
|
|
DATA_B3_REQ_HEADER(&CMSG, ast_capi_ApplID, get_ast_capi_MessageNumber(), 0);
|
|
DATA_B3_REQ_NCCI(&CMSG) = i->NCCI;
|
|
DATA_B3_REQ_DATALENGTH(&CMSG) = fsmooth->datalen;
|
|
DATA_B3_REQ_FLAGS(&CMSG) = 0;
|
|
|
|
DATA_B3_REQ_DATAHANDLE(&CMSG) = i->send_buffer_handle;
|
|
buf = &(i->send_buffer[(i->send_buffer_handle % AST_CAPI_MAX_B3_BLOCKS) * AST_CAPI_MAX_B3_BLOCK_SIZE]);
|
|
DATA_B3_REQ_DATA(&CMSG) = buf;
|
|
i->send_buffer_handle++;
|
|
|
|
if ((i->doES == 1)) {
|
|
for (j = 0; j < fsmooth->datalen; j++) {
|
|
buf[j] = reversebits[ ((unsigned char *)fsmooth->data)[j] ];
|
|
txavg += abs( capiXLAW2INT(reversebits[ ((unsigned char*)fsmooth->data)[j]]) );
|
|
}
|
|
txavg = txavg / j;
|
|
for(j = 0; j < ECHO_TX_COUNT - 1; j++) {
|
|
i->txavg[j] = i->txavg[j+1];
|
|
}
|
|
i->txavg[ECHO_TX_COUNT - 1] = txavg;
|
|
} else {
|
|
for (j = 0; j < fsmooth->datalen; j++) {
|
|
buf[j] = i->g.txgains[reversebits[((unsigned char *)fsmooth->data)[j]]];
|
|
}
|
|
}
|
|
|
|
error = 1;
|
|
if (i->B3q > 0) {
|
|
error = _capi_put_cmsg(&CMSG);
|
|
} else {
|
|
cc_ast_verbose(3, 1, VERBOSE_PREFIX_2 "Too much voice to send for NCCI=%#x\n",
|
|
i->NCCI);
|
|
}
|
|
|
|
if (!error) {
|
|
ast_mutex_lock(&i->lockB3q);
|
|
i->B3q -= fsmooth->datalen;
|
|
if (i->B3q < 0)
|
|
i->B3q = 0;
|
|
ast_mutex_unlock(&i->lockB3q);
|
|
}
|
|
|
|
fsmooth = ast_smoother_read(i->smoother);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* new channel
|
|
*/
|
|
static int capi_fixup(struct ast_channel *oldchan, struct ast_channel *newchan)
|
|
{
|
|
struct ast_capi_pvt *p = CC_AST_CHANNEL_PVT(newchan);
|
|
|
|
p->owner = newchan;
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* we don't support own indications
|
|
*/
|
|
static int capi_indicate(struct ast_channel *c, int condition)
|
|
{
|
|
struct ast_capi_pvt *i = CC_AST_CHANNEL_PVT(c);
|
|
_cmsg CMSG;
|
|
int ret = -1;
|
|
|
|
if (i == NULL) {
|
|
return -1;
|
|
}
|
|
|
|
switch (condition) {
|
|
case AST_CONTROL_RINGING:
|
|
cc_ast_verbose(3, 1, VERBOSE_PREFIX_2 "Requested RINGING-Indication for %s\n",
|
|
c->name);
|
|
break;
|
|
case AST_CONTROL_BUSY:
|
|
cc_ast_verbose(3, 1, VERBOSE_PREFIX_2 "Requested BUSY-Indication for %s\n",
|
|
c->name);
|
|
if (c->_state == AST_STATE_RING) {
|
|
CONNECT_RESP_HEADER(&CMSG, ast_capi_ApplID, i->MessageNumber, 0);
|
|
CONNECT_RESP_PLCI(&CMSG) = i->PLCI;
|
|
CONNECT_RESP_REJECT(&CMSG) = 3;
|
|
_capi_put_cmsg(&CMSG);
|
|
ret = 0;
|
|
}
|
|
break;
|
|
case AST_CONTROL_CONGESTION:
|
|
cc_ast_verbose(3, 1, VERBOSE_PREFIX_2 "Requested CONGESTION-Indication for %s\n",
|
|
c->name);
|
|
if (c->_state == AST_STATE_RING) {
|
|
CONNECT_RESP_HEADER(&CMSG, ast_capi_ApplID, i->MessageNumber, 0);
|
|
CONNECT_RESP_PLCI(&CMSG) = i->PLCI;
|
|
CONNECT_RESP_REJECT(&CMSG) = 4;
|
|
_capi_put_cmsg(&CMSG);
|
|
ret = 0;
|
|
}
|
|
break;
|
|
case AST_CONTROL_PROGRESS:
|
|
cc_ast_verbose(3, 1, VERBOSE_PREFIX_2 "Requested PROGRESS-Indication for %s\n",
|
|
c->name);
|
|
break;
|
|
case AST_CONTROL_PROCEEDING:
|
|
cc_ast_verbose(3, 1, VERBOSE_PREFIX_2 "Requested PROCEEDING-Indication for %s\n",
|
|
c->name);
|
|
break;
|
|
case -1: /* stop indications */
|
|
cc_ast_verbose(3, 1, VERBOSE_PREFIX_2 "Requested Indication-STOP for %s\n",
|
|
c->name);
|
|
break;
|
|
default:
|
|
cc_ast_verbose(3, 1, VERBOSE_PREFIX_2 "Requested unknown Indication %d for %s\n",
|
|
condition, c->name);
|
|
break;
|
|
}
|
|
return(ret);
|
|
}
|
|
|
|
/*
|
|
* native bridging: connect to channels directly
|
|
*/
|
|
static int capi_bridge(struct ast_channel *c0, struct ast_channel *c1,
|
|
int flags, struct ast_frame **fo, struct ast_channel **rc)
|
|
{
|
|
cc_ast_verbose(3, 1, VERBOSE_PREFIX_2 "Requested bridge for %s and %s\n",
|
|
c0->name, c1->name);
|
|
|
|
return -1; /* failed, not supported */
|
|
return -2; /* we dont want private bridge, no error message */
|
|
return -3; /* no success, but try me again */
|
|
return 0; /* success and end of private bridging */
|
|
}
|
|
|
|
/*
|
|
* a new channel is needed
|
|
*/
|
|
static struct ast_channel *capi_new(struct ast_capi_pvt *i, int state)
|
|
{
|
|
struct ast_channel *tmp;
|
|
int fmt;
|
|
int fds[2];
|
|
|
|
tmp = ast_channel_alloc(0);
|
|
|
|
if (tmp == NULL) {
|
|
ast_log(LOG_ERROR,"Unable to allocate channel!\n");
|
|
return(NULL);
|
|
}
|
|
|
|
/* ast_log(LOG_NOTICE,"allocated channel for PLCI=%#x!\n", i->PLCI); */
|
|
snprintf(tmp->name, sizeof(tmp->name), "CAPI/contr%d/%s-%d",
|
|
i->controller, i->dnid, capi_counter++);
|
|
tmp->type = type;
|
|
|
|
if (pipe(fds) != 0) {
|
|
ast_log(LOG_ERROR, "CAPI: unable to create pipe.\n");
|
|
ast_channel_free(tmp);
|
|
return NULL;
|
|
}
|
|
|
|
cc_ast_verbose(4, 0, VERBOSE_PREFIX_3 "creating pipe for PLCI=%#x\n",
|
|
i->PLCI);
|
|
|
|
i->fd = fds[0];
|
|
i->fd2 = fds[1];
|
|
|
|
tmp->fds[0] = i->fd;
|
|
if (i->smoother != NULL) {
|
|
ast_smoother_reset(i->smoother, AST_CAPI_MAX_B3_BLOCK_SIZE);
|
|
}
|
|
i->fr.frametype = 0;
|
|
i->fr.subclass = 0;
|
|
#ifdef CC_AST_FRAME_HAS_TIMEVAL
|
|
i->fr.delivery.tv_sec = 0;
|
|
i->fr.delivery.tv_usec = 0;
|
|
#endif
|
|
i->state = CAPI_STATE_DISCONNECTED;
|
|
i->calledPartyIsISDN = 1;
|
|
i->earlyB3 = -1;
|
|
i->doB3 = AST_CAPI_B3_DONT;
|
|
i->outgoing = 0;
|
|
i->onholdPLCI = 0;
|
|
i->B3q = 0;
|
|
ast_mutex_init(&i->lockB3q);
|
|
memset(i->txavg, 0, ECHO_TX_COUNT);
|
|
|
|
if (i->doDTMF == 1) {
|
|
i->vad = ast_dsp_new();
|
|
ast_dsp_set_features(i->vad, DSP_FEATURE_DTMF_DETECT);
|
|
}
|
|
|
|
#ifndef CC_AST_HAVE_TECH_PVT
|
|
if (tmp->pvt == NULL) {
|
|
ast_log(LOG_ERROR, "CAPI: pvt structure not allocated.\n");
|
|
ast_channel_free(tmp);
|
|
return NULL;
|
|
}
|
|
#endif
|
|
CC_AST_CHANNEL_PVT(tmp) = i;
|
|
|
|
tmp->callgroup = i->callgroup;
|
|
tmp->nativeformats = capi_capability;
|
|
fmt = ast_best_codec(tmp->nativeformats);
|
|
/* fmt = capi_capability; */
|
|
tmp->readformat = fmt;
|
|
tmp->writeformat = fmt;
|
|
|
|
#ifdef CC_AST_HAVE_TECH_PVT
|
|
tmp->tech = &capi_tech;
|
|
tmp->rawreadformat = fmt;
|
|
tmp->rawwriteformat = fmt;
|
|
#else
|
|
tmp->pvt->call = capi_call;
|
|
tmp->pvt->fixup = capi_fixup;
|
|
tmp->pvt->indicate = capi_indicate;
|
|
tmp->pvt->bridge = capi_bridge;
|
|
tmp->pvt->answer = capi_answer;
|
|
tmp->pvt->hangup = capi_hangup;
|
|
tmp->pvt->read = capi_read;
|
|
tmp->pvt->write = capi_write;
|
|
tmp->pvt->send_digit = capi_send_digit;
|
|
tmp->pvt->rawreadformat = fmt;
|
|
tmp->pvt->rawwriteformat = fmt;
|
|
#endif
|
|
strncpy(tmp->context, i->context, sizeof(tmp->context) - 1);
|
|
#ifdef CC_AST_CHANNEL_HAS_CID
|
|
if (!ast_strlen_zero(i->cid))
|
|
tmp->cid.cid_num = strdup(i->cid);
|
|
if (!ast_strlen_zero(i->dnid))
|
|
tmp->cid.cid_dnid = strdup(i->dnid);
|
|
#else
|
|
if (!ast_strlen_zero(i->cid))
|
|
tmp->callerid = strdup(i->cid);
|
|
if (!ast_strlen_zero(i->dnid))
|
|
tmp->dnid = strdup(i->dnid);
|
|
#endif
|
|
|
|
#ifdef CC_AST_CHANNEL_HAS_TRANSFERCAP
|
|
tmp->transfercapability = cip2tcap(i->cip);
|
|
pbx_builtin_setvar_helper(tmp, "TRANSFERCAPABILITY", transfercapability2str(tmp->transfercapability));
|
|
#endif
|
|
|
|
strncpy(tmp->exten, i->dnid, sizeof(tmp->exten) - 1);
|
|
strncpy(tmp->accountcode, i->accountcode, sizeof(tmp->accountcode) - 1);
|
|
i->owner = tmp;
|
|
ast_mutex_lock(&usecnt_lock);
|
|
usecnt++;
|
|
ast_mutex_unlock(&usecnt_lock);
|
|
ast_update_use_count();
|
|
|
|
ast_setstate(tmp, state);
|
|
|
|
if (state != AST_STATE_DOWN) {
|
|
/* we are alerting (phones ringing) */
|
|
if (state == AST_STATE_RING)
|
|
capi_alert(tmp);
|
|
if (ast_pbx_start(tmp)) {
|
|
ast_log(LOG_ERROR, "Unable to start pbx on channel!\n");
|
|
ast_hangup(tmp);
|
|
tmp = NULL;
|
|
} else {
|
|
cc_ast_verbose(2, 0, VERBOSE_PREFIX_3 "started pbx on channel (callgroup=%d)!\n",
|
|
tmp->callgroup);
|
|
}
|
|
}
|
|
return tmp;
|
|
}
|
|
|
|
/*
|
|
* Asterisk wants us to dial ...
|
|
*/
|
|
#ifdef CC_AST_HAVE_TECH_PVT
|
|
struct ast_channel *capi_request(const char *type, int format, void *data, int *cause)
|
|
#else
|
|
struct ast_channel *capi_request(char *type, int format, void *data)
|
|
#endif
|
|
{
|
|
struct ast_capi_pvt *i;
|
|
struct ast_channel *tmp = NULL;
|
|
char *dest, *interface;
|
|
char buffer[AST_CAPI_MAX_STRING];
|
|
char buffer_r[AST_CAPI_MAX_STRING];
|
|
char *buffer_rp = buffer_r;
|
|
unsigned int capigroup = 0, controller = 0;
|
|
unsigned int foundcontroller;
|
|
int notfound = 1;
|
|
|
|
cc_ast_verbose(1, 1, VERBOSE_PREFIX_3 "data = %s\n", (char *)data);
|
|
|
|
strncpy(buffer, (char *)data, sizeof(buffer) - 1);
|
|
|
|
interface = strtok_r(buffer, "/", &buffer_rp);
|
|
dest = strtok_r(NULL, "/", &buffer_rp);
|
|
|
|
if ((!interface) || (!dest)) {
|
|
ast_log(LOG_ERROR,"Syntax error in dialstring. Read the docs!\n");
|
|
return NULL;
|
|
}
|
|
|
|
if (((char *)interface)[0] == 'g') {
|
|
interface++;
|
|
capigroup = ast_get_group(interface);
|
|
cc_ast_verbose(1, 1, VERBOSE_PREFIX_3 "capi request group = %d\n",
|
|
capigroup);
|
|
} else if (!strncmp(interface, "contr", 5)) {
|
|
interface += 5;
|
|
controller = atoi(interface);
|
|
cc_ast_verbose(1, 1, VERBOSE_PREFIX_3 "capi request controller = %d\n",
|
|
controller);
|
|
} else {
|
|
ast_log(LOG_ERROR,"Syntax error in dialstring. Read the docs!\n");
|
|
return NULL;
|
|
}
|
|
|
|
ast_mutex_lock(&iflock);
|
|
|
|
for (i = iflist; (i && notfound); i = i->next) {
|
|
if (i->owner) {
|
|
continue;
|
|
}
|
|
/* unused channel */
|
|
ast_mutex_lock(&contrlock);
|
|
if (controller) {
|
|
/* DIAL(CAPI/contrX/...) */
|
|
if ((!(i->controllers & (1 << controller))) ||
|
|
(capi_controllers[controller]->nfreebchannels < 1)) {
|
|
/* keep on running! */
|
|
ast_mutex_unlock(&contrlock);
|
|
continue;
|
|
}
|
|
foundcontroller = controller;
|
|
} else {
|
|
/* DIAL(CAPI/gX/...) */
|
|
if (!(i->group & capigroup)) {
|
|
/* keep on running! */
|
|
ast_mutex_unlock(&contrlock);
|
|
continue;
|
|
}
|
|
for (foundcontroller = 1; foundcontroller <= capi_num_controllers; foundcontroller++) {
|
|
if ((i->controllers & (1 << foundcontroller)) &&
|
|
(capi_controllers[foundcontroller]->nfreebchannels > 0)) {
|
|
break;
|
|
}
|
|
}
|
|
if (foundcontroller > capi_num_controllers) {
|
|
/* keep on running! */
|
|
ast_mutex_unlock(&contrlock);
|
|
continue;
|
|
}
|
|
}
|
|
/* when we come here, we found a free controller match */
|
|
strncpy(i->dnid, dest, sizeof(i->dnid) - 1);
|
|
i->controller = foundcontroller;
|
|
tmp = capi_new(i, AST_STATE_DOWN);
|
|
i->PLCI = 0;
|
|
i->outgoing = 1; /* this is an outgoing line */
|
|
i->earlyB3 = -1;
|
|
ast_mutex_unlock(&contrlock);
|
|
ast_mutex_unlock(&iflock);
|
|
return tmp;
|
|
}
|
|
ast_mutex_unlock(&iflock);
|
|
ast_log(LOG_NOTICE, "didn't find capi device with controller = %d or group = %d.\n",
|
|
controller, capigroup);
|
|
return NULL;
|
|
}
|
|
|
|
/*
|
|
* Fax guard tone -- Handle and return NULL
|
|
*/
|
|
static void capi_handle_dtmf_fax(struct ast_channel *ast)
|
|
{
|
|
struct ast_capi_pvt *p = CC_AST_CHANNEL_PVT(ast);
|
|
char *cid;
|
|
|
|
if (p->faxhandled) {
|
|
ast_log(LOG_DEBUG, "Fax already handled\n");
|
|
return;
|
|
}
|
|
|
|
p->faxhandled++;
|
|
|
|
if (!strcmp(ast->exten, "fax")) {
|
|
ast_log(LOG_DEBUG, "Already in a fax extension, not redirecting\n");
|
|
return;
|
|
}
|
|
#ifdef CC_AST_CHANNEL_HAS_CID
|
|
cid = ast->cid.cid_num;
|
|
#else
|
|
cid = ast->callerid;
|
|
#endif
|
|
if (!ast_exists_extension(ast, ast->context, "fax", 1, cid)) {
|
|
cc_ast_verbose(3, 0, VERBOSE_PREFIX_3 "Fax tone detected, but no fax extension for %s\n", ast->name);
|
|
return;
|
|
}
|
|
|
|
cc_ast_verbose(2, 0, VERBOSE_PREFIX_3 "Redirecting %s to fax extension\n", ast->name);
|
|
|
|
/* Save the DID/DNIS when we transfer the fax call to a "fax" extension */
|
|
pbx_builtin_setvar_helper(ast, "FAXEXTEN", ast->exten);
|
|
|
|
if (ast_async_goto(ast, ast->context, "fax", 1))
|
|
ast_log(LOG_WARNING, "Failed to async goto '%s' into fax of '%s'\n", ast->name, ast->context);
|
|
}
|
|
|
|
/*
|
|
* find a pipe in our pipe-list
|
|
*/
|
|
struct capi_pipe *find_pipe(_cmsg *CMSG)
|
|
{
|
|
struct capi_pipe *p;
|
|
unsigned int NCCI = CMSG->adr.adrNCCI;
|
|
unsigned int PLCI = (NCCI & 0xffff);
|
|
int MN = CMSG->Messagenumber;
|
|
|
|
/* find a pipe by PLCI or by MessageNumber (in case this is a CONNECT_CONF) */
|
|
|
|
ast_mutex_lock(&pipelock);
|
|
|
|
p = pipelist;
|
|
while(p != NULL) {
|
|
if ((p->PLCI == PLCI) ||
|
|
((p->PLCI == 0) && (p->i->MessageNumber == MN))) {
|
|
ast_mutex_unlock(&pipelock);
|
|
return p;
|
|
}
|
|
p = p->next;
|
|
}
|
|
ast_mutex_unlock(&pipelock);
|
|
|
|
cc_ast_verbose(2, 1, VERBOSE_PREFIX_1
|
|
"CAPI: unable to find a pipe for PLCI = %#x MN = %#x\n",
|
|
PLCI, MN);
|
|
|
|
return NULL;
|
|
}
|
|
|
|
/*
|
|
* send a frame to Asterisk via pipe
|
|
*/
|
|
static int pipe_frame(struct capi_pipe *p, struct ast_frame *f)
|
|
{
|
|
fd_set wfds;
|
|
int written = 0;
|
|
struct timeval tv;
|
|
|
|
FD_ZERO(&wfds);
|
|
FD_SET(p->fd, &wfds);
|
|
tv.tv_sec = 0;
|
|
tv.tv_usec = 10;
|
|
|
|
if ((f->frametype == AST_FRAME_VOICE) &&
|
|
(p->i->doDTMF == 1) &&
|
|
(p->i->vad != NULL) && (p->c != NULL)) {
|
|
#ifdef CC_AST_DSP_PROCESS_NEEDLOCK
|
|
f = ast_dsp_process(p->c, p->i->vad, f, 0);
|
|
#else
|
|
f = ast_dsp_process(p->c, p->i->vad, f);
|
|
#endif
|
|
if (f->frametype == AST_FRAME_NULL) {
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
/* we dont want the monitor thread to block */
|
|
if (select(p->fd + 1, NULL, &wfds, NULL, &tv) == 1) {
|
|
written = write(p->fd, f, sizeof(struct ast_frame));
|
|
if (written < (signed int) sizeof(struct ast_frame)) {
|
|
ast_log(LOG_ERROR, "wrote %d bytes instead of %d\n",
|
|
written, sizeof(struct ast_frame));
|
|
return -1;
|
|
}
|
|
if (f->frametype == AST_FRAME_VOICE) {
|
|
written = write(p->fd, f->data, f->datalen);
|
|
if (written < f->datalen) {
|
|
ast_log(LOG_ERROR,"wrote %d bytes instead of %d\n",
|
|
written, f->datalen);
|
|
return -1;
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
return -1;
|
|
}
|
|
|
|
/*
|
|
* see if did matches
|
|
*/
|
|
static int search_did(struct ast_channel *c)
|
|
{
|
|
/*
|
|
* Returns
|
|
* -1 = Failure
|
|
* 0 = Match
|
|
* 1 = possible match
|
|
*/
|
|
struct ast_capi_pvt *i = CC_AST_CHANNEL_PVT(c);
|
|
char *exten;
|
|
|
|
if (strlen(i->dnid) < strlen(i->incomingmsn))
|
|
return -1;
|
|
|
|
/* exten = i->dnid + strlen(i->incomingmsn); */
|
|
exten = i->dnid;
|
|
|
|
if (ast_exists_extension(NULL, c->context, exten, 1, NULL)) {
|
|
c->priority = 1;
|
|
strncpy(c->exten, exten, sizeof(c->exten) - 1);
|
|
return 0;
|
|
}
|
|
|
|
if (ast_canmatch_extension(NULL, c->context, exten, 1, NULL)) {
|
|
return 1;
|
|
}
|
|
|
|
return -1;
|
|
}
|
|
|
|
/*
|
|
* Progress Indicator
|
|
*/
|
|
static void handle_progress_indicator(_cmsg *CMSG, unsigned int PLCI, struct capi_pipe *p)
|
|
{
|
|
_cmsg CMSG2;
|
|
|
|
if (INFO_IND_INFOELEMENT(CMSG)[0] < 2) {
|
|
cc_ast_verbose(3, 1, VERBOSE_PREFIX_1 "Progress description missing\n");
|
|
return;
|
|
}
|
|
|
|
switch(INFO_IND_INFOELEMENT(CMSG)[2] & 0x7f) {
|
|
case 0x01:
|
|
cc_ast_verbose(4, 1, VERBOSE_PREFIX_1 "Not end-to-end ISDN\n");
|
|
break;
|
|
case 0x02:
|
|
cc_ast_verbose(4, 1, VERBOSE_PREFIX_1 "Destination is non ISDN\n");
|
|
p->i->calledPartyIsISDN = 0;
|
|
break;
|
|
case 0x03:
|
|
cc_ast_verbose(4, 1, VERBOSE_PREFIX_1 "Origination is non ISDN\n");
|
|
break;
|
|
case 0x04:
|
|
cc_ast_verbose(4, 1, VERBOSE_PREFIX_1 "Call returned to ISDN\n");
|
|
break;
|
|
case 0x05:
|
|
cc_ast_verbose(4, 1, VERBOSE_PREFIX_1 "Interworking occured\n");
|
|
break;
|
|
case 0x08:
|
|
cc_ast_verbose(4, 1, VERBOSE_PREFIX_1 "In-band information available\n");
|
|
if ((p->i->doB3 != AST_CAPI_B3_DONT) &&
|
|
(p->i->earlyB3 == -1) &&
|
|
(p->i->state != CAPI_STATE_BCONNECTED)) {
|
|
/* we do early B3 Connect */
|
|
p->i->earlyB3 = 1;
|
|
memset(&CMSG2, 0, sizeof(_cmsg));
|
|
CONNECT_B3_REQ_HEADER(&CMSG2, ast_capi_ApplID, get_ast_capi_MessageNumber(), 0);
|
|
CONNECT_B3_REQ_PLCI(&CMSG2) = PLCI;
|
|
_capi_put_cmsg(&CMSG2);
|
|
}
|
|
break;
|
|
default:
|
|
cc_ast_verbose(3, 1, VERBOSE_PREFIX_1 "Unknown progress description %02x\n",
|
|
INFO_IND_INFOELEMENT(CMSG)[2]);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Called Party Number via INFO_IND
|
|
*/
|
|
static void handle_did_digits(_cmsg *CMSG, unsigned int PLCI, unsigned int NCCI, struct capi_pipe *p)
|
|
{
|
|
_cmsg CMSG2;
|
|
char name[AST_CHANNEL_NAME] = "";
|
|
char *did;
|
|
|
|
if(p->i->isdnmode != AST_CAPI_ISDNMODE_PTP) {
|
|
cc_ast_verbose(4, 1, VERBOSE_PREFIX_4 "INFO_IND DID digits in non PtP mode\n");
|
|
return;
|
|
}
|
|
|
|
if (p->c == NULL) {
|
|
ast_log(LOG_ERROR, "No channel for INFO_IND DID digits\n");
|
|
return;
|
|
}
|
|
|
|
did = capi_number(INFO_IND_INFOELEMENT(CMSG), 1);
|
|
if (strcasecmp(p->i->dnid, did)) {
|
|
strncat(p->i->dnid, did, sizeof(p->i->dnid) - 1);
|
|
}
|
|
|
|
snprintf(name, sizeof(name), "CAPI/contr%d/%s-%d",
|
|
p->i->controller, p->i->dnid, capi_counter++);
|
|
ast_change_name(p->c, name);
|
|
|
|
switch(search_did(p->c)) {
|
|
case 0: /* match */
|
|
ast_setstate(p->c, AST_STATE_RING);
|
|
/* we are alerting (phones ringing) */
|
|
capi_alert(p->c); /* Do this here after pbx_start the Channel can be destroyed */
|
|
if (ast_pbx_start(p->c)) {
|
|
ast_log(LOG_ERROR, "Unable to start pbx on channel!\n");
|
|
ast_hangup(p->c);
|
|
} else {
|
|
cc_ast_verbose(2, 1, VERBOSE_PREFIX_3 "started pbx on channel!\n");
|
|
}
|
|
break;
|
|
case 1:
|
|
/* would possibly match */
|
|
break;
|
|
case -1:
|
|
default:
|
|
/* doesn't match */
|
|
if (capidebug) {
|
|
ast_log(LOG_ERROR, "did not find device for msn = %s\n",
|
|
p->i->dnid);
|
|
}
|
|
CONNECT_RESP_HEADER(&CMSG2, ast_capi_ApplID, CMSG->Messagenumber, 0);
|
|
CONNECT_RESP_PLCI(&CMSG2) = PLCI;
|
|
CONNECT_RESP_REJECT(&CMSG2) = 1; /* ignore */
|
|
_capi_put_cmsg(&CMSG2);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* send control according to cause code
|
|
*/
|
|
static void pipe_cause_control(struct capi_pipe *p, int control)
|
|
{
|
|
struct ast_frame fr;
|
|
|
|
fr.frametype = AST_FRAME_NULL;
|
|
fr.datalen = 0;
|
|
|
|
if ((p->c) && (control)) {
|
|
int cause = p->c->hangupcause;
|
|
if (cause == 34) {
|
|
fr.frametype = AST_FRAME_CONTROL;
|
|
fr.subclass = AST_CONTROL_CONGESTION;
|
|
} else if ((cause != 18) && (cause != 19)) {
|
|
/* not NOANSWER */
|
|
fr.frametype = AST_FRAME_CONTROL;
|
|
fr.subclass = AST_CONTROL_BUSY;
|
|
}
|
|
}
|
|
pipe_frame(p, &fr);
|
|
}
|
|
|
|
/*
|
|
* Disconnect via INFO_IND
|
|
*/
|
|
static void handle_info_disconnect(_cmsg *CMSG, unsigned int PLCI, unsigned int NCCI, struct capi_pipe *p)
|
|
{
|
|
_cmsg CMSG2;
|
|
|
|
if (PLCI == p->i->onholdPLCI) {
|
|
cc_ast_verbose(4, 1, VERBOSE_PREFIX_1 "Disconnect onhold call\n");
|
|
/* the caller onhold hung up (or ECTed away) */
|
|
/* send a disconnect_req , we cannot hangup the channel here!!! */
|
|
memset(&CMSG2, 0, sizeof(_cmsg));
|
|
DISCONNECT_REQ_HEADER(&CMSG2, ast_capi_ApplID, get_ast_capi_MessageNumber(), 0);
|
|
DISCONNECT_REQ_PLCI(&CMSG2) = p->i->onholdPLCI;
|
|
_capi_put_cmsg(&CMSG2);
|
|
return;
|
|
}
|
|
|
|
/* case 1: B3 on success or no B3 at all */
|
|
if ((p->i->doB3 != AST_CAPI_B3_ALWAYS) && (p->i->outgoing == 1)) {
|
|
cc_ast_verbose(4, 1, VERBOSE_PREFIX_1 "Disconnect case 1\n");
|
|
p->i->earlyB3 = 0; /* !!! */
|
|
pipe_cause_control(p, 1);
|
|
return;
|
|
}
|
|
|
|
/* case 2: we are doing B3, and receive the 0x8045 after a successful call */
|
|
if ((p->i->doB3 != AST_CAPI_B3_DONT) &&
|
|
(p->i->earlyB3 == 0) && (p->i->outgoing == 1)) {
|
|
cc_ast_verbose(4, 1, VERBOSE_PREFIX_1 "Disconnect case 2\n");
|
|
pipe_cause_control(p, 1);
|
|
return;
|
|
}
|
|
|
|
/*
|
|
* case 3: this channel is an incoming channel! the user hung up!
|
|
* it is much better to hangup now instead of waiting for a timeout and
|
|
* network caused DISCONNECT_IND!
|
|
*/
|
|
if (p->i->outgoing == 0) {
|
|
cc_ast_verbose(4, 1, VERBOSE_PREFIX_1 "Disconnect case 3\n");
|
|
if (p->i->FaxState) {
|
|
/* in capiFax */
|
|
p->i->FaxState = 0;
|
|
return;
|
|
}
|
|
pipe_cause_control(p, 0);
|
|
return;
|
|
}
|
|
|
|
/* case 4 (a.k.a. the italian case): B3 always. call is unsuccessful */
|
|
if ((p->i->doB3 == AST_CAPI_B3_ALWAYS) &&
|
|
(p->i->earlyB3 == -1) && (p->i->outgoing == 1)) {
|
|
cc_ast_verbose(4, 1, VERBOSE_PREFIX_1 "Disconnect case 4\n");
|
|
/* wait for the 0x001e (PROGRESS), play audio and wait for a timeout from the network */
|
|
return;
|
|
}
|
|
cc_ast_verbose(3, 1, VERBOSE_PREFIX_1 "Other case DISCONNECT INFO_IND\n");
|
|
}
|
|
|
|
/*
|
|
* CAPI INFO_IND
|
|
*/
|
|
static void capi_handle_info_indication(_cmsg *CMSG, unsigned int PLCI, unsigned int NCCI, struct capi_pipe *p)
|
|
{
|
|
_cmsg CMSG2;
|
|
struct ast_frame fr;
|
|
|
|
memset(&CMSG2,0,sizeof(_cmsg));
|
|
INFO_RESP_HEADER(&CMSG2, ast_capi_ApplID, CMSG->Messagenumber, PLCI);
|
|
_capi_put_cmsg(&CMSG2);
|
|
|
|
return_on_no_pipe("INFO_IND");
|
|
|
|
switch(INFO_IND_INFONUMBER(CMSG)) {
|
|
case 0x0008: /* Cause */
|
|
cc_ast_verbose(3, 1, VERBOSE_PREFIX_2 "info element CAUSE %02x %02x\n",
|
|
INFO_IND_INFOELEMENT(CMSG)[1], INFO_IND_INFOELEMENT(CMSG)[2]);
|
|
if (p->c) {
|
|
p->c->hangupcause = INFO_IND_INFOELEMENT(CMSG)[2] & 0x7f;
|
|
}
|
|
break;
|
|
case 0x0018: /* Channel Identifikation */
|
|
cc_ast_verbose(3, 1, VERBOSE_PREFIX_2 "info element CHANNEL IDENTIFIKATION %02x\n",
|
|
INFO_IND_INFOELEMENT(CMSG)[1]);
|
|
break;
|
|
case 0x001c: /* Facility Q.932 */
|
|
cc_ast_verbose(3, 1, VERBOSE_PREFIX_2 "info element FACILITY\n");
|
|
break;
|
|
case 0x001e: /* Progress Indicator */
|
|
cc_ast_verbose(3, 1, VERBOSE_PREFIX_2 "info element PI %02x %02x\n",
|
|
INFO_IND_INFOELEMENT(CMSG)[1], INFO_IND_INFOELEMENT(CMSG)[2]);
|
|
handle_progress_indicator(CMSG, PLCI, p);
|
|
break;
|
|
case 0x0028: /* DSP */
|
|
cc_ast_verbose(3, 1, VERBOSE_PREFIX_2 "info element DSP\n");
|
|
#if 0
|
|
struct ast_frame ft = { AST_FRAME_TEXT, capi_number(INFO_IND_INFOELEMENT(CMSG),0), };
|
|
ast_sendtext(p->i->owner,capi_number(INFO_IND_INFOELEMENT(CMSG), 0));
|
|
ast_queue_frame(p->i->owner, &ft);
|
|
ast_log(LOG_NOTICE,"%s\n",capi_number(INFO_IND_INFOELEMENT(CMSG),0));
|
|
#endif
|
|
break;
|
|
case 0x0029: /* Date/Time */
|
|
cc_ast_verbose(3, 1, VERBOSE_PREFIX_2 "info element Date/Time %02d/%02d/%02d %02d:%02d\n",
|
|
INFO_IND_INFOELEMENT(CMSG)[1], INFO_IND_INFOELEMENT(CMSG)[2],
|
|
INFO_IND_INFOELEMENT(CMSG)[3], INFO_IND_INFOELEMENT(CMSG)[4],
|
|
INFO_IND_INFOELEMENT(CMSG)[5]);
|
|
break;
|
|
case 0x0070: /* Called Party Number */
|
|
cc_ast_verbose(3, 1, VERBOSE_PREFIX_2 "info element CALLED PARTY NUMBER\n");
|
|
handle_did_digits(CMSG, PLCI, NCCI, p);
|
|
break;
|
|
case 0x0074: /* Redirecting Number */
|
|
cc_ast_verbose(3, 1, VERBOSE_PREFIX_2 "info element REDIRECTING NUMBER\n");
|
|
/*
|
|
strncpy(p->i->owner->exten, capi_number(INFO_IND_INFOELEMENT(CMSG), 3),
|
|
sizeof(p->i->owner->exten) - 1);
|
|
*/
|
|
break;
|
|
case 0x8001: /* ALERTING */
|
|
cc_ast_verbose(3, 1, VERBOSE_PREFIX_2 "info element ALERTING\n");
|
|
fr.frametype = AST_FRAME_CONTROL;
|
|
fr.subclass = AST_CONTROL_RINGING;
|
|
pipe_frame(p, (struct ast_frame *)&fr);
|
|
break;
|
|
case 0x8002: /* CALL PROCEEDING */
|
|
cc_ast_verbose(3, 1, VERBOSE_PREFIX_2 "info element CALL PROCEEDING\n");
|
|
break;
|
|
case 0x8003: /* PROGRESS */
|
|
cc_ast_verbose(3, 1, VERBOSE_PREFIX_2 "info element PROGRESS\n");
|
|
break;
|
|
case 0x8005: /* SETUP */
|
|
cc_ast_verbose(3, 1, VERBOSE_PREFIX_2 "info element SETUP\n");
|
|
break;
|
|
case 0x8007: /* CONNECT */
|
|
cc_ast_verbose(3, 1, VERBOSE_PREFIX_2 "info element CONNECT\n");
|
|
break;
|
|
case 0x800d: /* SETUP ACK */
|
|
cc_ast_verbose(3, 1, VERBOSE_PREFIX_2 "info element SETUP ACK\n");
|
|
fr.frametype = AST_FRAME_CONTROL;
|
|
fr.subclass = AST_CONTROL_PROGRESS;
|
|
pipe_frame(p, (struct ast_frame *)&fr);
|
|
break;
|
|
case 0x800f: /* CONNECT ACK */
|
|
cc_ast_verbose(3, 1, VERBOSE_PREFIX_2 "info element CONNECT ACK\n");
|
|
break;
|
|
case 0x8045: /* DISCONNECT */
|
|
cc_ast_verbose(3, 1, VERBOSE_PREFIX_2 "info element DISCONNECT\n");
|
|
handle_info_disconnect(CMSG, PLCI, NCCI, p);
|
|
break;
|
|
case 0x804d: /* RELEASE */
|
|
cc_ast_verbose(3, 1, VERBOSE_PREFIX_2 "info element RELEASE\n");
|
|
break;
|
|
case 0x805a: /* RELEASE COMPLETE */
|
|
cc_ast_verbose(3, 1, VERBOSE_PREFIX_2 "info element RELEASE COMPLETE\n");
|
|
break;
|
|
default:
|
|
cc_ast_verbose(3, 1, VERBOSE_PREFIX_2 "CAPI: unhandled INFO_IND %#x (PLCI=%#x)\n",
|
|
INFO_IND_INFONUMBER(CMSG), PLCI);
|
|
break;
|
|
}
|
|
}
|
|
|
|
/*
|
|
* CAPI FACILITY_IND
|
|
*/
|
|
static void capi_handle_facility_indication(_cmsg *CMSG, unsigned int PLCI, unsigned int NCCI, struct capi_pipe *p)
|
|
{
|
|
_cmsg CMSG2;
|
|
struct ast_frame fr;
|
|
char dtmf;
|
|
unsigned dtmflen;
|
|
unsigned dtmfpos = 0;
|
|
|
|
FACILITY_RESP_HEADER(&CMSG2, ast_capi_ApplID, CMSG->Messagenumber, PLCI);
|
|
FACILITY_RESP_FACILITYSELECTOR(&CMSG2) = FACILITY_IND_FACILITYSELECTOR(CMSG);
|
|
CMSG2.FacilityResponseParameters = FACILITY_IND_FACILITYINDICATIONPARAMETER(CMSG);
|
|
_capi_put_cmsg(&CMSG2);
|
|
|
|
return_on_no_pipe("FACILITY_IND");
|
|
|
|
if (FACILITY_IND_FACILITYSELECTOR(CMSG) == 0x0001) {
|
|
/* DTMF received */
|
|
if (FACILITY_IND_FACILITYINDICATIONPARAMETER(CMSG)[0] != (0xff)) {
|
|
dtmflen = FACILITY_IND_FACILITYINDICATIONPARAMETER(CMSG)[0];
|
|
FACILITY_IND_FACILITYINDICATIONPARAMETER(CMSG) += 1;
|
|
} else {
|
|
dtmflen = ((__u16 *) (FACILITY_IND_FACILITYINDICATIONPARAMETER(CMSG) + 1))[0];
|
|
FACILITY_IND_FACILITYINDICATIONPARAMETER(CMSG) += 3;
|
|
}
|
|
while (dtmflen) {
|
|
dtmf = (FACILITY_IND_FACILITYINDICATIONPARAMETER(CMSG))[dtmfpos];
|
|
cc_ast_verbose(1, 1, VERBOSE_PREFIX_3 "c_dtmf = %c\n", dtmf);
|
|
if ((dtmf == 'X') || (dtmf == 'Y'))
|
|
capi_handle_dtmf_fax(p->c);
|
|
fr.frametype = AST_FRAME_DTMF;
|
|
fr.subclass = dtmf;
|
|
pipe_frame(p, (struct ast_frame *)&fr);
|
|
dtmflen--;
|
|
dtmfpos++;
|
|
}
|
|
}
|
|
|
|
if (FACILITY_IND_FACILITYSELECTOR(CMSG) == 0x0003) {
|
|
/* supplementary sservices */
|
|
#if 0
|
|
ast_log(LOG_NOTICE,"FACILITY_IND PLCI = %#x\n",PLCI);
|
|
ast_log(LOG_NOTICE,"%#x\n",FACILITY_IND_FACILITYINDICATIONPARAMETER(CMSG)[0]);
|
|
ast_log(LOG_NOTICE,"%#x\n",FACILITY_IND_FACILITYINDICATIONPARAMETER(CMSG)[1]);
|
|
ast_log(LOG_NOTICE,"%#x\n",FACILITY_IND_FACILITYINDICATIONPARAMETER(CMSG)[2]);
|
|
ast_log(LOG_NOTICE,"%#x\n",FACILITY_IND_FACILITYINDICATIONPARAMETER(CMSG)[3]);
|
|
ast_log(LOG_NOTICE,"%#x\n",FACILITY_IND_FACILITYINDICATIONPARAMETER(CMSG)[4]);
|
|
ast_log(LOG_NOTICE,"%#x\n",FACILITY_IND_FACILITYINDICATIONPARAMETER(CMSG)[5]);
|
|
#endif
|
|
/* RETRIEVE */
|
|
if ( (FACILITY_IND_FACILITYINDICATIONPARAMETER(CMSG)[1] == 0x3) &&
|
|
(FACILITY_IND_FACILITYINDICATIONPARAMETER(CMSG)[3] == 0x2) ) {
|
|
p->i->state = CAPI_STATE_CONNECTED;
|
|
p->i->PLCI = p->i->onholdPLCI;
|
|
p->i->onholdPLCI = 0;
|
|
}
|
|
|
|
/* HOLD */
|
|
if ( (FACILITY_IND_FACILITYINDICATIONPARAMETER(CMSG)[1] == 0x2) &&
|
|
(FACILITY_IND_FACILITYINDICATIONPARAMETER(CMSG)[3] == 0x2) ) {
|
|
if ((FACILITY_IND_FACILITYINDICATIONPARAMETER(CMSG)[5] != 0) &&
|
|
(FACILITY_IND_FACILITYINDICATIONPARAMETER(CMSG)[4] != 0)) {
|
|
/* reason != 0x0000 == problem */
|
|
p->i->onholdPLCI = 0;
|
|
p->i->state = CAPI_STATE_ONHOLD;
|
|
ast_log(LOG_WARNING, "unable to put PLCI=%#x onhold, REASON = %#x%#x, maybe you need to subscribe for this...\n",
|
|
PLCI, FACILITY_IND_FACILITYINDICATIONPARAMETER(CMSG)[5],
|
|
FACILITY_IND_FACILITYINDICATIONPARAMETER(CMSG)[4]);
|
|
} else {
|
|
/* reason = 0x0000 == call on hold */
|
|
p->i->state = CAPI_STATE_ONHOLD;
|
|
if (capidebug)
|
|
ast_log(LOG_NOTICE, "PLCI=%#x put onhold\n", PLCI);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/*
|
|
* CAPI DATA_B3_IND
|
|
*/
|
|
static void capi_handle_data_b3_indication(_cmsg *CMSG, unsigned int PLCI, unsigned int NCCI, struct capi_pipe *p)
|
|
{
|
|
_cmsg CMSG2;
|
|
struct ast_frame fr;
|
|
unsigned char *b3buf = NULL;
|
|
int b3len = 0;
|
|
int j;
|
|
int rxavg = 0;
|
|
int txavg = 0;
|
|
|
|
b3len = DATA_B3_IND_DATALENGTH(CMSG);
|
|
if ((p) && (p->i)) {
|
|
b3buf = &(p->i->rec_buffer[AST_FRIENDLY_OFFSET]);
|
|
memcpy(b3buf, (char *)DATA_B3_IND_DATA(CMSG), b3len);
|
|
}
|
|
|
|
/* send a DATA_B3_RESP very quickly to free the buffer in capi */
|
|
DATA_B3_RESP_HEADER(&CMSG2, ast_capi_ApplID, CMSG->Messagenumber, 0);
|
|
DATA_B3_RESP_NCCI(&CMSG2) = NCCI;
|
|
DATA_B3_RESP_DATAHANDLE(&CMSG2) = DATA_B3_IND_DATAHANDLE(CMSG);
|
|
_capi_put_cmsg(&CMSG2);
|
|
|
|
return_on_no_pipe("DATA_B3_IND");
|
|
|
|
if (p->i->fFax) {
|
|
/* we are in fax-receive and have a file open */
|
|
cc_ast_verbose(6, 1, VERBOSE_PREFIX_3 "DATA_B3_IND (len=%d) Fax\n",
|
|
b3len);
|
|
if (fwrite(b3buf, 1, b3len, p->i->fFax) != b3len)
|
|
ast_log(LOG_WARNING, "capiAnswerFax : error writing output file (%s)\n", strerror(errno));
|
|
return;
|
|
}
|
|
|
|
ast_mutex_lock(&p->i->lockB3q);
|
|
if (p->i->B3q < 800) {
|
|
p->i->B3q += b3len;
|
|
}
|
|
ast_mutex_unlock(&p->i->lockB3q);
|
|
|
|
if ((p->i->doES == 1)) {
|
|
for (j = 0; j < b3len; j++) {
|
|
*(b3buf + j) = reversebits[*(b3buf + j)];
|
|
rxavg += abs(capiXLAW2INT( reversebits[*(b3buf + j)]));
|
|
}
|
|
rxavg = rxavg / j;
|
|
for (j = 0; j < ECHO_EFFECTIVE_TX_COUNT; j++) {
|
|
txavg += p->i->txavg[j];
|
|
}
|
|
txavg = txavg / j;
|
|
|
|
if ( (txavg / ECHO_TXRX_RATIO) > rxavg) {
|
|
#ifdef CAPI_ULAW
|
|
memset(b3buf, 255, b3len);
|
|
#else
|
|
memset(b3buf, 84, b3len);
|
|
#endif
|
|
if (capidebug) {
|
|
ast_log(LOG_NOTICE, "SUPPRESSING ECHO rx=%d, tx=%d\n",
|
|
rxavg, txavg);
|
|
}
|
|
}
|
|
} else {
|
|
for (j = 0; j < b3len; j++) {
|
|
*(b3buf + j) = reversebits[p->i->g.rxgains[*(b3buf + j)]];
|
|
}
|
|
}
|
|
|
|
/* just being paranoid ... */
|
|
/*
|
|
if (p->c->_state != AST_STATE_UP) {
|
|
ast_setstate(p->c, AST_STATE_UP);
|
|
}
|
|
*/
|
|
|
|
fr.frametype = AST_FRAME_VOICE;
|
|
fr.subclass = capi_capability;
|
|
fr.data = b3buf;
|
|
fr.datalen = b3len;
|
|
fr.samples = b3len;
|
|
fr.offset = AST_FRIENDLY_OFFSET;
|
|
fr.mallocd = 0;
|
|
#ifdef CC_AST_FRAME_HAS_TIMEVAL
|
|
fr.delivery.tv_sec = 0;
|
|
fr.delivery.tv_usec = 0;
|
|
#endif
|
|
fr.src = NULL;
|
|
cc_ast_verbose(8, 1, VERBOSE_PREFIX_3 "DATA_B3_IND (len=%d) fr.datalen=%d fr.subclass=%d\n",
|
|
b3len, fr.datalen, fr.subclass);
|
|
pipe_frame(p, &fr);
|
|
}
|
|
|
|
/*
|
|
* CAPI CONNECT_ACTIVE_IND
|
|
*/
|
|
static void capi_handle_connect_active_indication(_cmsg *CMSG, unsigned int PLCI, unsigned int NCCI, struct capi_pipe *p)
|
|
{
|
|
_cmsg CMSG2;
|
|
struct ast_frame fr;
|
|
|
|
CONNECT_ACTIVE_RESP_HEADER(&CMSG2, ast_capi_ApplID, CMSG->Messagenumber, 0);
|
|
CONNECT_ACTIVE_RESP_PLCI(&CMSG2) = PLCI;
|
|
|
|
if (_capi_put_cmsg(&CMSG2) != 0) {
|
|
return;
|
|
}
|
|
|
|
return_on_no_pipe("CONNECT_ACTIVE_IND");
|
|
|
|
if (p->i->FaxState) {
|
|
p->i->state = CAPI_STATE_CONNECTED;
|
|
ast_setstate(p->c, AST_STATE_UP);
|
|
fr.frametype = AST_FRAME_CONTROL;
|
|
fr.subclass = AST_CONTROL_ANSWER;
|
|
fr.datalen = 0;
|
|
pipe_frame(p,(struct ast_frame *)&fr);
|
|
return;
|
|
}
|
|
|
|
/* normal processing */
|
|
if (p->i->earlyB3 != 1) {
|
|
p->i->state = CAPI_STATE_CONNECTED;
|
|
|
|
/* send a CONNECT_B3_REQ */
|
|
if (p->i->outgoing == 1) {
|
|
/* outgoing call */
|
|
memset(&CMSG2, 0, sizeof(_cmsg));
|
|
CONNECT_B3_REQ_HEADER(&CMSG2, ast_capi_ApplID, get_ast_capi_MessageNumber(),0);
|
|
CONNECT_B3_REQ_PLCI(&CMSG2) = PLCI;
|
|
if (_capi_put_cmsg(&CMSG2) != 0) {
|
|
return;
|
|
}
|
|
} else {
|
|
/* incoming call */
|
|
/* RESP already sent ... wait for CONNECT_B3_IND */
|
|
}
|
|
} else {
|
|
/* special treatment for early B3 connects */
|
|
p->i->state = CAPI_STATE_BCONNECTED;
|
|
if (p->c->_state != AST_STATE_UP) {
|
|
ast_setstate(p->c, AST_STATE_UP);
|
|
}
|
|
p->i->earlyB3 = 0; /* not early anymore */
|
|
fr.frametype = AST_FRAME_CONTROL;
|
|
fr.subclass = AST_CONTROL_ANSWER;
|
|
fr.datalen = 0;
|
|
pipe_frame(p,(struct ast_frame *)&fr);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* CAPI CONNECT_B3_ACTIVE_IND
|
|
*/
|
|
static void capi_handle_connect_b3_active_indication(_cmsg *CMSG, unsigned int PLCI, unsigned int NCCI, struct capi_pipe *p)
|
|
{
|
|
_cmsg CMSG2;
|
|
struct ast_frame fr;
|
|
|
|
/* then send a CONNECT_B3_ACTIVE_RESP */
|
|
CONNECT_B3_ACTIVE_RESP_HEADER(&CMSG2, ast_capi_ApplID, CMSG->Messagenumber, 0);
|
|
CONNECT_B3_ACTIVE_RESP_NCCI(&CMSG2) = NCCI;
|
|
|
|
if (_capi_put_cmsg(&CMSG2) != 0) {
|
|
return;
|
|
}
|
|
|
|
return_on_no_pipe("CONNECT_ACTIVE_B3_IND");
|
|
|
|
ast_mutex_lock(&contrlock);
|
|
if (p->i->controller > 0) {
|
|
capi_controllers[p->i->controller]->nfreebchannels--;
|
|
}
|
|
ast_mutex_unlock(&contrlock);
|
|
|
|
if (p->i->state == CAPI_STATE_DISCONNECTING) {
|
|
cc_ast_verbose(3, 1, VERBOSE_PREFIX_3 "CONNECT_B3_ACTIVE_IND during disconnect for NCCI %#x\n",
|
|
NCCI);
|
|
return;
|
|
}
|
|
|
|
p->i->state = CAPI_STATE_BCONNECTED;
|
|
|
|
if (p->i->FaxState) {
|
|
cc_ast_verbose(6, 0, VERBOSE_PREFIX_3 "Fax connection, no EC/DTMF\n");
|
|
} else {
|
|
capi_echo_canceller(p->c, EC_FUNCTION_ENABLE);
|
|
capi_detect_dtmf(p->c, 1);
|
|
}
|
|
|
|
if (p->i->earlyB3 != 1) {
|
|
ast_setstate(p->c, AST_STATE_UP);
|
|
fr.frametype = AST_FRAME_CONTROL;
|
|
fr.subclass = AST_CONTROL_ANSWER;
|
|
fr.datalen = 0;
|
|
pipe_frame(p, (struct ast_frame *)&fr);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* CAPI DISCONNECT_B3_IND
|
|
*/
|
|
static void capi_handle_disconnect_b3_indication(_cmsg *CMSG, unsigned int PLCI, unsigned int NCCI, struct capi_pipe *p)
|
|
{
|
|
_cmsg CMSG2;
|
|
|
|
DISCONNECT_B3_RESP_HEADER(&CMSG2, ast_capi_ApplID, CMSG->Messagenumber, 0);
|
|
DISCONNECT_B3_RESP_NCCI(&CMSG2) = NCCI;
|
|
|
|
_capi_put_cmsg(&CMSG2);
|
|
|
|
return_on_no_pipe("DISCONNECT_B3_IND");
|
|
|
|
p->i->reasonb3 = DISCONNECT_B3_IND_REASON_B3(CMSG);
|
|
p->i->NCCI = 0;
|
|
|
|
switch(p->i->state) {
|
|
case CAPI_STATE_BCONNECTED:
|
|
/* passive disconnect */
|
|
p->i->state = CAPI_STATE_CONNECTED;
|
|
break;
|
|
case CAPI_STATE_DISCONNECTING:
|
|
/* active disconnect */
|
|
memset(&CMSG2, 0, sizeof(_cmsg));
|
|
DISCONNECT_REQ_HEADER(&CMSG2, ast_capi_ApplID, get_ast_capi_MessageNumber(), 0);
|
|
DISCONNECT_REQ_PLCI(&CMSG2) = PLCI;
|
|
_capi_put_cmsg(&CMSG2);
|
|
break;
|
|
case CAPI_STATE_ONHOLD:
|
|
/* no hangup */
|
|
break;
|
|
}
|
|
|
|
ast_mutex_lock(&contrlock);
|
|
if (p->i->controller > 0) {
|
|
capi_controllers[p->i->controller]->nfreebchannels++;
|
|
}
|
|
ast_mutex_unlock(&contrlock);
|
|
}
|
|
|
|
/*
|
|
* CAPI CONNECT_B3_IND
|
|
*/
|
|
static void capi_handle_connect_b3_indication(_cmsg *CMSG, unsigned int PLCI, unsigned int NCCI, struct capi_pipe *p)
|
|
{
|
|
_cmsg CMSG2;
|
|
|
|
/* then send a CONNECT_B3_RESP */
|
|
memset(&CMSG2, 0, sizeof(_cmsg));
|
|
CONNECT_B3_RESP_HEADER(&CMSG2, ast_capi_ApplID, CMSG->Messagenumber, 0);
|
|
CONNECT_B3_RESP_NCCI(&CMSG2) = NCCI;
|
|
CONNECT_B3_RESP_REJECT(&CMSG2) = 0;
|
|
|
|
if (_capi_put_cmsg(&CMSG2) != 0) {
|
|
return;
|
|
}
|
|
|
|
return_on_no_pipe("CONNECT_B3_IND");
|
|
|
|
p->i->NCCI = NCCI;
|
|
|
|
/*
|
|
if (p->i->controller > 0) {
|
|
capi_controllers[p->i->controller]->nfreebchannels--;
|
|
}
|
|
*/
|
|
}
|
|
|
|
/*
|
|
* CAPI DISCONNECT_IND
|
|
*/
|
|
static void capi_handle_disconnect_indication(_cmsg *CMSG, unsigned int PLCI, unsigned int NCCI, struct capi_pipe *p)
|
|
{
|
|
_cmsg CMSG2;
|
|
struct ast_frame fr;
|
|
struct ast_capi_pvt *i;
|
|
|
|
DISCONNECT_RESP_HEADER(&CMSG2, ast_capi_ApplID, CMSG->Messagenumber , 0);
|
|
DISCONNECT_RESP_PLCI(&CMSG2) = PLCI;
|
|
_capi_put_cmsg(&CMSG2);
|
|
|
|
/*
|
|
if (p->i->controller > 0) {
|
|
capi_controllers[p->i->controller]->nfreebchannels++;
|
|
}
|
|
*/
|
|
|
|
return_on_no_pipe("DISCONNECT_IND");
|
|
|
|
i = p->i;
|
|
|
|
i->reason = DISCONNECT_IND_REASON(CMSG);
|
|
|
|
if (PLCI == i->onholdPLCI) {
|
|
/* the caller onhold hung up (or ECTed away) */
|
|
i->onholdPLCI = 0;
|
|
remove_pipe(PLCI);
|
|
return;
|
|
}
|
|
|
|
if (i->state == CAPI_STATE_DID) {
|
|
if ((p->c) != NULL) {
|
|
ast_hangup(p->c);
|
|
} else {
|
|
ast_log(LOG_WARNING, "unable to hangup channel on DID. Channel is NULL.\n");
|
|
}
|
|
return;
|
|
}
|
|
|
|
i->faxhandled = 0;
|
|
i->FaxState = 0;
|
|
|
|
fr.frametype = AST_FRAME_CONTROL;
|
|
if (DISCONNECT_IND_REASON(CMSG) == 0x34a2) {
|
|
fr.subclass = AST_CONTROL_CONGESTION;
|
|
} else {
|
|
fr.frametype = AST_FRAME_NULL;
|
|
}
|
|
fr.datalen = 0;
|
|
|
|
if (pipe_frame(p, (struct ast_frame *)&fr) == -1) {
|
|
/*
|
|
* in this case * did not read our hangup control frame
|
|
* so we must hangup the channel!
|
|
*/
|
|
if ( (p->c) && (p->i->state != CAPI_STATE_DISCONNECTED) &&
|
|
(p->i->state != CAPI_STATE_DISCONNECTING) && (ast_check_hangup(p->c) == 0)) {
|
|
cc_ast_verbose(1, 0, VERBOSE_PREFIX_3 "soft hangup by capi\n");
|
|
ast_softhangup(p->c, AST_SOFTHANGUP_DEV);
|
|
} else {
|
|
/* dont ever hangup while hanging up! */
|
|
/* ast_log(LOG_NOTICE,"no soft hangup by capi\n"); */
|
|
}
|
|
}
|
|
|
|
if (i->state == CAPI_STATE_DISCONNECTING) {
|
|
i->PLCI = 0;
|
|
i->NCCI = 0;
|
|
remove_pipe(PLCI);
|
|
}
|
|
i->state = CAPI_STATE_DISCONNECTED;
|
|
}
|
|
|
|
/*
|
|
* CAPI CONNECT_IND
|
|
*/
|
|
static void capi_handle_connect_indication(_cmsg *CMSG, unsigned int PLCI, unsigned int NCCI)
|
|
{
|
|
struct ast_capi_pvt *i;
|
|
struct capi_pipe *p;
|
|
_cmsg CMSG2;
|
|
char *DNID;
|
|
char *CID;
|
|
int NPLAN=0;
|
|
int controller = 0;
|
|
char *msn;
|
|
char buffer[AST_CAPI_MAX_STRING];
|
|
char buffer_r[AST_CAPI_MAX_STRING];
|
|
char *buffer_rp = buffer_r;
|
|
char *magicmsn = "*\0";
|
|
char *emptyid = "\0";
|
|
char *emptydnid = "s\0";
|
|
int deflect = 0;
|
|
|
|
DNID = capi_number(CONNECT_IND_CALLEDPARTYNUMBER(CMSG),1);
|
|
if ((DNID && *DNID == 0) || !DNID) {
|
|
DNID = emptydnid;
|
|
}
|
|
|
|
NPLAN = (CONNECT_IND_CALLINGPARTYNUMBER(CMSG)[1] & 0x70);
|
|
CID = capi_number(CONNECT_IND_CALLINGPARTYNUMBER(CMSG), 2);
|
|
controller = PLCI & 0xff;
|
|
|
|
cc_ast_verbose(1, 1, VERBOSE_PREFIX_2 "CONNECT_IND (PLCI=%#x,DID=%s,CID=%s,CIP=%#x,CONTROLLER=%#x)\n",
|
|
PLCI, DNID, CID, CONNECT_IND_CIPVALUE(CMSG), controller);
|
|
|
|
if ((CONNECT_IND_BCHANNELINFORMATION(CMSG)) &&
|
|
((CONNECT_IND_BCHANNELINFORMATION(CMSG)[1] == 0x02) &&
|
|
(capi_controllers[controller]->isdnmode != AST_CAPI_ISDNMODE_PTP))) {
|
|
/*
|
|
* this is a call waiting CONNECT_IND with BChannelinformation[1] == 0x02
|
|
* meaning "no B or D channel for this call", since we can't do anything with call waiting now
|
|
* just reject it with "user busy"
|
|
* however...if we are a p2p BRI then the telco switch will allow us to choose the b channel
|
|
* so it will look like a callwaiting connect_ind to us
|
|
*/
|
|
ast_log(LOG_ERROR, "received a call waiting CONNECT_IND\n");
|
|
deflect = 1;
|
|
}
|
|
|
|
/* well...somebody is calling us. let's set up a channel */
|
|
ast_mutex_lock(&iflock);
|
|
for (i = iflist; i; i = i->next) {
|
|
if ((i->owner) || (i->incomingmsn == NULL)) {
|
|
/* has already owner */
|
|
continue;
|
|
}
|
|
if (!(i->controllers & (1 << controller))) {
|
|
continue;
|
|
}
|
|
strncpy(buffer, i->incomingmsn, sizeof(buffer) - 1);
|
|
for (msn = strtok_r(buffer, ",", &buffer_rp); msn; msn = strtok_r(NULL, ",", &buffer_rp)) {
|
|
if (!DNID) {
|
|
/* if no DNID, only accept if '*' was specified */
|
|
if (strncasecmp(msn, magicmsn, strlen(msn))) {
|
|
continue;
|
|
}
|
|
strncpy(i->dnid, emptydnid, sizeof(i->dnid) - 1);
|
|
} else {
|
|
/* make sure the number match exactly or may match on ptp mode */
|
|
if ((strcasecmp(msn, DNID)) &&
|
|
((i->isdnmode == AST_CAPI_ISDNMODE_PTMP) ||
|
|
(strlen(msn) >= strlen(DNID)) ||
|
|
(strncasecmp(msn, DNID, strlen(msn)))) &&
|
|
(strncasecmp(msn, magicmsn, strlen(msn)))) {
|
|
continue;
|
|
}
|
|
strncpy(i->dnid, DNID, sizeof(i->dnid)-1);
|
|
}
|
|
if (CID != NULL) {
|
|
if (NPLAN == CAPI_ETSI_NPLAN_NATIONAL)
|
|
snprintf(i->cid, (sizeof(i->cid)-1), "%s%s%s",
|
|
i->prefix, capi_national_prefix, CID);
|
|
else if (NPLAN == CAPI_ETSI_NPLAN_INTERNAT)
|
|
snprintf(i->cid, (sizeof(i->cid)-1), "%s%s%s",
|
|
i->prefix, capi_international_prefix, CID);
|
|
else
|
|
snprintf(i->cid, (sizeof(i->cid)-1), "%s%s",
|
|
i->prefix, CID);
|
|
} else
|
|
strncpy(i->cid, emptyid, sizeof(i->cid) - 1);
|
|
|
|
i->cip = CONNECT_IND_CIPVALUE(CMSG);
|
|
i->controller = controller;
|
|
i->PLCI = PLCI;
|
|
i->MessageNumber = CMSG->Messagenumber;
|
|
|
|
p = malloc(sizeof(struct capi_pipe));
|
|
if (!p) {
|
|
ast_log(LOG_ERROR, "couldn't alloc capi_pipe\n");
|
|
i = NULL;
|
|
break;
|
|
}
|
|
memset(p, 0, sizeof(struct capi_pipe));
|
|
p->PLCI = PLCI;
|
|
p->i = i;
|
|
|
|
ast_pthread_mutex_init(&(p->lock), NULL);
|
|
i->mypipe = p;
|
|
|
|
if (i->isdnmode == AST_CAPI_ISDNMODE_PTP) {
|
|
p->c = capi_new(i, AST_STATE_DOWN);
|
|
i->state = CAPI_STATE_DID;
|
|
} else {
|
|
p->c = capi_new(i, AST_STATE_RING);
|
|
}
|
|
p->fd = i->fd2;
|
|
|
|
ast_mutex_lock(&pipelock);
|
|
p->next = pipelist;
|
|
pipelist = p;
|
|
ast_mutex_unlock(&pipelock);
|
|
|
|
ast_mutex_unlock(&iflock);
|
|
|
|
if (deflect == 1) {
|
|
if (i->deflect2) {
|
|
capi_deflect(p->c, i->deflect2);
|
|
} else
|
|
break;
|
|
}
|
|
return;
|
|
}
|
|
}
|
|
ast_mutex_unlock(&iflock);
|
|
|
|
/* obviously we are not called...so tell capi to ignore this call */
|
|
|
|
if (capidebug) {
|
|
ast_log(LOG_ERROR, "did not find device for msn = %s\n", DNID);
|
|
}
|
|
|
|
CONNECT_RESP_HEADER(&CMSG2, ast_capi_ApplID, CMSG->Messagenumber, 0);
|
|
CONNECT_RESP_PLCI(&CMSG2) = CONNECT_IND_PLCI(CMSG);
|
|
CONNECT_RESP_REJECT(&CMSG2) = (deflect == 1) ? 3 : 1; /* busy : ignore */
|
|
_capi_put_cmsg(&CMSG2);
|
|
}
|
|
|
|
/*
|
|
* CAPI *_IND
|
|
*/
|
|
static void capi_handle_indication(_cmsg *CMSG, unsigned int PLCI, unsigned int NCCI)
|
|
{
|
|
struct capi_pipe *p;
|
|
|
|
if (CMSG->Command == CAPI_CONNECT) { /* only connect_ind are global (not channel specific) */
|
|
capi_handle_connect_indication(CMSG, PLCI, NCCI);
|
|
return;
|
|
}
|
|
|
|
p = find_pipe(CMSG);
|
|
|
|
switch (CMSG->Command) {
|
|
case CAPI_DATA_B3:
|
|
capi_handle_data_b3_indication(CMSG, PLCI, NCCI, p);
|
|
break;
|
|
case CAPI_CONNECT_B3:
|
|
capi_handle_connect_b3_indication(CMSG, PLCI, NCCI, p);
|
|
break;
|
|
case CAPI_CONNECT_B3_ACTIVE:
|
|
capi_handle_connect_b3_active_indication(CMSG, PLCI, NCCI, p);
|
|
break;
|
|
case CAPI_DISCONNECT_B3:
|
|
capi_handle_disconnect_b3_indication(CMSG, PLCI, NCCI, p);
|
|
break;
|
|
case CAPI_DISCONNECT:
|
|
capi_handle_disconnect_indication(CMSG, PLCI, NCCI, p);
|
|
break;
|
|
case CAPI_FACILITY:
|
|
capi_handle_facility_indication(CMSG, PLCI, NCCI, p);
|
|
break;
|
|
case CAPI_INFO:
|
|
capi_handle_info_indication(CMSG, PLCI, NCCI, p);
|
|
break;
|
|
case CAPI_CONNECT_ACTIVE:
|
|
capi_handle_connect_active_indication(CMSG, PLCI, NCCI, p);
|
|
break;
|
|
default:
|
|
ast_log(LOG_ERROR, "Command.Subcommand = %#x.%#x\n",
|
|
CMSG->Command, CMSG->Subcommand);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* CAPI FACILITY_IND
|
|
*/
|
|
static void capi_handle_facility_confirmation(_cmsg *CMSG, unsigned int PLCI, unsigned int NCCI, struct capi_pipe *p)
|
|
{
|
|
switch (FACILITY_CONF_FACILITYSELECTOR(CMSG)) {
|
|
case FACILITYSELECTOR_DTMF:
|
|
cc_ast_verbose(2, 1, VERBOSE_PREFIX_3 "DTMF conf(PLCI=%#x)\n",
|
|
PLCI);
|
|
break;
|
|
case FACILITYSELECTOR_ECHO_CANCEL:
|
|
if (FACILITY_CONF_INFO(CMSG)) {
|
|
cc_ast_verbose(2, 0, VERBOSE_PREFIX_3 "Error setting up echo canceller (PLCI=%#x, Info=%#04x)\n",
|
|
PLCI, FACILITY_CONF_INFO(CMSG));
|
|
break;
|
|
}
|
|
if (FACILITY_CONF_FACILITYCONFIRMATIONPARAMETER(CMSG)[1] == EC_FUNCTION_DISABLE) {
|
|
cc_ast_verbose(2, 0, VERBOSE_PREFIX_3 "Echo canceller successfully disabled (PLCI=%#x)\n",
|
|
PLCI);
|
|
} else {
|
|
cc_ast_verbose(2, 0, VERBOSE_PREFIX_3 "Echo canceller successfully set up (PLCI=%#x)\n",
|
|
PLCI);
|
|
}
|
|
break;
|
|
|
|
case FACILITYSELECTOR_SUPPLEMENTARY:
|
|
/* HOLD */
|
|
if ((FACILITY_CONF_FACILITYCONFIRMATIONPARAMETER(CMSG)[1] == 0x2) &&
|
|
(FACILITY_CONF_FACILITYCONFIRMATIONPARAMETER(CMSG)[2] == 0x0) &&
|
|
((FACILITY_CONF_FACILITYCONFIRMATIONPARAMETER(CMSG)[4] != 0x0) ||
|
|
(FACILITY_CONF_FACILITYCONFIRMATIONPARAMETER(CMSG)[5] != 0x0))) {
|
|
if (p) {
|
|
p->i->state = CAPI_STATE_BCONNECTED;
|
|
}
|
|
}
|
|
break;
|
|
default:
|
|
ast_log(LOG_ERROR, "CAPI: unhandled FACILITY_CONF 0x%x\n",
|
|
FACILITY_CONF_FACILITYSELECTOR(CMSG));
|
|
}
|
|
}
|
|
|
|
/*
|
|
* CAPI *_CONF
|
|
*/
|
|
static void capi_handle_confirmation(_cmsg *CMSG, unsigned int PLCI, unsigned int NCCI)
|
|
{
|
|
struct capi_pipe *p;
|
|
|
|
p = find_pipe(CMSG);
|
|
|
|
switch (CMSG->Command) {
|
|
case CAPI_FACILITY:
|
|
capi_handle_facility_confirmation(CMSG, PLCI, NCCI, p);
|
|
break;
|
|
case CAPI_CONNECT:
|
|
cc_ast_verbose(1, 1, VERBOSE_PREFIX_2 "received CONNECT_CONF PLCI = %#x INFO = %#x\n",
|
|
PLCI, CONNECT_CONF_INFO(CMSG));
|
|
if (!p)
|
|
break;
|
|
if (CONNECT_CONF_INFO(CMSG) == 0) {
|
|
p->i->PLCI = PLCI;
|
|
p->PLCI = PLCI;
|
|
ast_setstate(p->c, AST_STATE_DIALING);
|
|
} else {
|
|
/* here, something has to be done --> */
|
|
struct ast_frame fr;
|
|
fr.frametype = AST_FRAME_CONTROL;
|
|
fr.subclass = AST_CONTROL_BUSY;
|
|
fr.datalen = 0;
|
|
pipe_frame(p, (struct ast_frame *)&fr);
|
|
}
|
|
break;
|
|
case CAPI_CONNECT_B3:
|
|
if (!p)
|
|
break;
|
|
if (CONNECT_B3_CONF_INFO(CMSG) == 0) {
|
|
p->i->NCCI = NCCI;
|
|
} else {
|
|
p->i->earlyB3 = -1;
|
|
p->i->doB3 = AST_CAPI_B3_DONT;
|
|
}
|
|
break;
|
|
case CAPI_ALERT:
|
|
if (!p)
|
|
break;
|
|
if (ALERT_CONF_INFO(CMSG) == 0) {
|
|
p->i->state = CAPI_STATE_ALERTING;
|
|
if (p->c->_state == AST_STATE_RING) {
|
|
p->c->rings = 1;
|
|
}
|
|
} else {
|
|
ast_log(LOG_ERROR, "CAPI: ALERT conf_error 0x%x PLCI=0x%x Command.Subcommand = %#x.%#x\n",
|
|
CMSG->Info, PLCI, CMSG->Command, CMSG->Subcommand);
|
|
}
|
|
break;
|
|
case CAPI_SELECT_B_PROTOCOL:
|
|
if (CMSG->Info) {
|
|
ast_log(LOG_ERROR, "CAPI: conf_error 0x%x PLCI=0x%x Command.Subcommand = %#x.%#x\n",
|
|
CMSG->Info, PLCI, CMSG->Command, CMSG->Subcommand);
|
|
} else {
|
|
if (p->i->FaxState) {
|
|
capi_echo_canceller(p->c, EC_FUNCTION_DISABLE);
|
|
capi_detect_dtmf(p->c, 0);
|
|
}
|
|
}
|
|
break;
|
|
case CAPI_DATA_B3:
|
|
if (CMSG->Info) {
|
|
ast_log(LOG_ERROR, "CAPI: DATA_B3 conf_error 0x%x NCCI=0x%x\n",
|
|
CMSG->Info, NCCI);
|
|
}
|
|
break;
|
|
case CAPI_DISCONNECT:
|
|
case CAPI_DISCONNECT_B3:
|
|
case CAPI_LISTEN:
|
|
case CAPI_INFO:
|
|
if (CMSG->Info) {
|
|
ast_log(LOG_ERROR, "CAPI: conf_error 0x%x PLCI=0x%x Command.Subcommand = %#x.%#x\n",
|
|
CMSG->Info, PLCI, CMSG->Command, CMSG->Subcommand);
|
|
}
|
|
break;
|
|
default:
|
|
ast_log(LOG_ERROR,"CAPI: Command.Subcommand = %#x.%#x\n",
|
|
CMSG->Command, CMSG->Subcommand);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* handle CAPI msg
|
|
*/
|
|
static void capi_handle_msg(_cmsg *CMSG)
|
|
{
|
|
unsigned int NCCI = CMSG->adr.adrNCCI;
|
|
unsigned int PLCI = (NCCI & 0xffff);
|
|
|
|
if ((CMSG->Subcommand != CAPI_IND) &&
|
|
(CMSG->Subcommand != CAPI_CONF)) {
|
|
ast_log(LOG_ERROR, "CAPI: unknown Command.Subcommand = %#x.%#x\n",
|
|
CMSG->Command, CMSG->Subcommand);
|
|
return;
|
|
}
|
|
|
|
if (CMSG->Command == CAPI_DATA_B3) {
|
|
cc_ast_verbose(7, 1, "%s\n", capi_cmsg2str(CMSG));
|
|
} else {
|
|
cc_ast_verbose(4, 1, "%s\n", capi_cmsg2str(CMSG));
|
|
}
|
|
|
|
switch (CMSG->Subcommand) {
|
|
case CAPI_IND:
|
|
capi_handle_indication(CMSG, PLCI, NCCI);
|
|
break;
|
|
case CAPI_CONF:
|
|
capi_handle_confirmation(CMSG, PLCI, NCCI);
|
|
break;
|
|
}
|
|
}
|
|
|
|
|
|
/*
|
|
* module stuff, monitor...
|
|
*/
|
|
|
|
static void *do_monitor(void *data)
|
|
{
|
|
unsigned int Info;
|
|
_cmsg monCMSG;
|
|
|
|
for (/* for ever */;;) {
|
|
#if 0
|
|
if (ast_mutex_lock(&monlock)) {
|
|
ast_log(LOG_ERROR, "Unable to get monitor lock!\n");
|
|
return NULL;
|
|
}
|
|
/* do some nifty stuff */
|
|
|
|
ast_mutex_unlock(&monlock);
|
|
#endif
|
|
|
|
memset(&monCMSG, 0, sizeof(_cmsg));
|
|
|
|
switch(Info = check_wait_get_cmsg(&monCMSG)) {
|
|
case 0x0000:
|
|
capi_handle_msg(&monCMSG);
|
|
break;
|
|
case 0x1104:
|
|
/* CAPI queue is empty */
|
|
break;
|
|
default:
|
|
/* something is wrong! */
|
|
break;
|
|
} /* switch */
|
|
} /* for */
|
|
|
|
/* never reached */
|
|
return NULL;
|
|
}
|
|
|
|
/*
|
|
* start monitor thread
|
|
*/
|
|
static int restart_monitor(void)
|
|
{
|
|
/* stay stopped if wanted */
|
|
if (ast_mutex_lock(&monlock)) {
|
|
ast_log(LOG_WARNING, "Unable to get monitor lock!\n");
|
|
return -1;
|
|
}
|
|
|
|
if (monitor_thread == pthread_self()) {
|
|
ast_mutex_unlock(&monlock);
|
|
ast_log(LOG_WARNING, "Unable to kill myself!\n");
|
|
return -1;
|
|
}
|
|
|
|
/* restart */
|
|
if (ast_pthread_create(&monitor_thread, NULL, do_monitor, NULL) < 0) {
|
|
ast_mutex_unlock(&monlock);
|
|
ast_log(LOG_ERROR, "Unable to start monitor thread!\n");
|
|
return -1;
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* GAIN
|
|
*/
|
|
static void capi_gains(struct ast_capi_gains *g, float rxgain, float txgain)
|
|
{
|
|
int i = 0;
|
|
int x = 0;
|
|
|
|
if (rxgain != 1.0) {
|
|
for (i = 0; i < 256; i++) {
|
|
x = (int)(((float)capiXLAW2INT(i)) * rxgain);
|
|
if (x > 32767)
|
|
x = 32767;
|
|
if (x < -32767)
|
|
x = -32767;
|
|
g->rxgains[i] = capiINT2XLAW(x);
|
|
}
|
|
} else {
|
|
for (i = 0; i < 256; i++) {
|
|
g->rxgains[i] = i;
|
|
}
|
|
}
|
|
|
|
if (txgain != 1.0) {
|
|
for (i = 0; i < 256; i++) {
|
|
x = (int)(((float)capiXLAW2INT(i)) * txgain);
|
|
if (x > 32767)
|
|
x = 32767;
|
|
if (x < -32767)
|
|
x = -32767;
|
|
g->txgains[i] = capiINT2XLAW(x);
|
|
}
|
|
} else {
|
|
for (i = 0; i < 256; i++) {
|
|
g->txgains[i] = i;
|
|
}
|
|
}
|
|
}
|
|
|
|
/*
|
|
* create new interface
|
|
*/
|
|
int mkif(char *incomingmsn, char *context, char *controllerstr, int devices,
|
|
int softdtmf, int echocancel, int ecoption, int ectail, char *prefix,
|
|
int isdnmode, int es, float rxgain, float txgain, char *deflect2,
|
|
char *accountcode, unsigned int callgroup, unsigned int group)
|
|
{
|
|
struct ast_capi_pvt *tmp;
|
|
int i = 0;
|
|
char buffer[AST_CAPI_MAX_STRING];
|
|
char buffer_r[AST_CAPI_MAX_STRING];
|
|
char *buffer_rp = buffer_r;
|
|
char *contr;
|
|
unsigned long contrmap = 0;
|
|
|
|
for (i = 0; i < devices; i++) {
|
|
tmp = malloc(sizeof(struct ast_capi_pvt));
|
|
if (!tmp) {
|
|
return -1;
|
|
}
|
|
memset(tmp, 0, sizeof(struct ast_capi_pvt));
|
|
|
|
ast_pthread_mutex_init(&(tmp->lock),NULL);
|
|
|
|
strncpy(tmp->context, context, sizeof(tmp->context) - 1);
|
|
strncpy(tmp->incomingmsn, incomingmsn, sizeof(tmp->incomingmsn)-1);
|
|
strncpy(tmp->prefix, prefix, sizeof(tmp->prefix)-1);
|
|
strncpy(tmp->accountcode, accountcode, sizeof(tmp->accountcode)-1);
|
|
|
|
strncpy(buffer, controllerstr, sizeof(buffer) - 1);
|
|
contr = strtok_r(buffer, ",", &buffer_rp);
|
|
while (contr != NULL) {
|
|
contrmap |= (1 << atoi(contr));
|
|
if (capi_controllers[atoi(contr)]) {
|
|
capi_controllers[atoi(contr)]->isdnmode = isdnmode;
|
|
/* ast_log(LOG_NOTICE, "contr %d isdnmode %d\n",
|
|
atoi(contr), isdnmode); */
|
|
}
|
|
contr = strtok_r(NULL, ",", &buffer_rp);
|
|
}
|
|
|
|
tmp->controllers = contrmap;
|
|
capi_used_controllers |= contrmap;
|
|
tmp->controller = 0;
|
|
tmp->earlyB3 = -1;
|
|
tmp->onholdPLCI = 0;
|
|
tmp->doEC = echocancel;
|
|
tmp->ecOption = ecoption;
|
|
tmp->ecTail = ectail;
|
|
tmp->isdnmode = isdnmode;
|
|
tmp->doES = es;
|
|
tmp->callgroup = callgroup;
|
|
tmp->group = group;
|
|
|
|
tmp->smoother = ast_smoother_new(AST_CAPI_MAX_B3_BLOCK_SIZE);
|
|
|
|
tmp->rxgain = rxgain;
|
|
tmp->txgain = txgain;
|
|
capi_gains(&tmp->g, rxgain, txgain);
|
|
|
|
strncpy(tmp->deflect2, deflect2, sizeof(tmp->deflect2) - 1);
|
|
|
|
if (softdtmf == 1) {
|
|
tmp->doDTMF = 1;
|
|
} else {
|
|
tmp->doDTMF = 0;
|
|
}
|
|
|
|
tmp->next = iflist; /* prepend */
|
|
iflist = tmp;
|
|
/*
|
|
ast_log(LOG_NOTICE, "ast_capi_pvt(%s,%s,%#x,%d) (%d,%d,%d) (%d)(%f/%f) %d\n",
|
|
tmp->incomingmsn, tmp->context, (int)tmp->controllers, devices,
|
|
tmp->doEC, tmp->ecOption, tmp->ecTail, tmp->doES, tmp->rxgain,
|
|
tmp->txgain, callgroup);
|
|
*/
|
|
cc_ast_verbose(2, 0, VERBOSE_PREFIX_2 "ast_capi_pvt(%s,%s,%d,%d) (%d,%d,%d)\n",
|
|
tmp->incomingmsn, tmp->context, tmp->controller, devices, tmp->doEC,
|
|
tmp->ecOption, tmp->ecTail);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
/*
|
|
* eval supported services
|
|
*/
|
|
static void supported_sservices(struct ast_capi_controller *cp)
|
|
{
|
|
MESSAGE_EXCHANGE_ERROR error;
|
|
_cmsg CMSG, CMSG2;
|
|
struct timeval tv;
|
|
char fac[20];
|
|
|
|
memset(fac, 0, sizeof(fac));
|
|
FACILITY_REQ_HEADER(&CMSG, ast_capi_ApplID, get_ast_capi_MessageNumber(), 0);
|
|
FACILITY_REQ_CONTROLLER(&CMSG) = cp->controller;
|
|
FACILITY_REQ_FACILITYSELECTOR(&CMSG) = 0x0003; /* sservices */
|
|
fac[0] = 3;
|
|
FACILITY_REQ_FACILITYREQUESTPARAMETER(&CMSG) = (char *)&fac;
|
|
_capi_put_cmsg(&CMSG);
|
|
|
|
tv.tv_sec = 1;
|
|
tv.tv_usec = 0;
|
|
|
|
for (/* for ever */;;) {
|
|
error = capi20_waitformessage(ast_capi_ApplID, &tv);
|
|
error = capi_get_cmsg(&CMSG2, ast_capi_ApplID);
|
|
if (error == 0) {
|
|
if (IS_FACILITY_CONF(&CMSG2)) {
|
|
cc_ast_verbose(5, 0, VERBOSE_PREFIX_4 "FACILITY_CONF INFO = %#x\n",
|
|
FACILITY_CONF_INFO(&CMSG2));
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
/* preset all zero */
|
|
cp->holdretrieve = 0;
|
|
cp->terminalportability = 0;
|
|
cp->ECT = 0;
|
|
cp->threePTY = 0;
|
|
cp->CF = 0;
|
|
cp->CD = 0;
|
|
cp->MCID = 0;
|
|
cp->CCBS = 0;
|
|
cp->MWI = 0;
|
|
cp->CCNR = 0;
|
|
cp->CONF = 0;
|
|
|
|
/* parse supported sservices */
|
|
if (FACILITY_CONF_FACILITYSELECTOR(&CMSG2) != 0x0003) {
|
|
ast_log(LOG_NOTICE, "unexpected FACILITY_SELECTOR = %#x\n",
|
|
FACILITY_CONF_FACILITYSELECTOR(&CMSG2));
|
|
return;
|
|
}
|
|
|
|
if (FACILITY_CONF_FACILITYCONFIRMATIONPARAMETER(&CMSG2)[4] != 0) {
|
|
ast_log(LOG_NOTICE, "supplementary services info = %#x\n",
|
|
(short)FACILITY_CONF_FACILITYCONFIRMATIONPARAMETER(&CMSG2)[1]);
|
|
return;
|
|
}
|
|
|
|
/* success, so set the features we have */
|
|
if ((FACILITY_CONF_FACILITYCONFIRMATIONPARAMETER(&CMSG2)[6] & 1) == 1) {
|
|
cp->holdretrieve = 1;
|
|
cc_ast_verbose(3, 0, VERBOSE_PREFIX_4 "HOLD/RETRIEVE\n");
|
|
}
|
|
if (((FACILITY_CONF_FACILITYCONFIRMATIONPARAMETER(&CMSG2)[6] & 2) >> 1) == 1) {
|
|
cp->terminalportability = 1;
|
|
cc_ast_verbose(3, 0, VERBOSE_PREFIX_4 "TERMINAL PORTABILITY\n");
|
|
}
|
|
if (((FACILITY_CONF_FACILITYCONFIRMATIONPARAMETER(&CMSG2)[6] & 4) >> 2) == 1) {
|
|
cp->ECT = 1;
|
|
cc_ast_verbose(3, 0, VERBOSE_PREFIX_4 "ECT\n");
|
|
}
|
|
if (((FACILITY_CONF_FACILITYCONFIRMATIONPARAMETER(&CMSG2)[6] & 8) >> 3) == 1) {
|
|
cp->threePTY = 1;
|
|
cc_ast_verbose(3, 0, VERBOSE_PREFIX_4 "3PTY\n");
|
|
}
|
|
if (((FACILITY_CONF_FACILITYCONFIRMATIONPARAMETER(&CMSG2)[6] & 16) >> 4) == 1) {
|
|
cp->CF = 1;
|
|
cc_ast_verbose(3, 0, VERBOSE_PREFIX_4 "CF\n");
|
|
}
|
|
if (((FACILITY_CONF_FACILITYCONFIRMATIONPARAMETER(&CMSG2)[6] & 32) >> 5) == 1) {
|
|
cp->CD = 1;
|
|
cc_ast_verbose(3, 0, VERBOSE_PREFIX_4 "CD\n");
|
|
}
|
|
if (((FACILITY_CONF_FACILITYCONFIRMATIONPARAMETER(&CMSG2)[6] & 64) >> 6) == 1) {
|
|
cp->MCID = 1;
|
|
cc_ast_verbose(3, 0, VERBOSE_PREFIX_4 "MCID\n");
|
|
}
|
|
if (((FACILITY_CONF_FACILITYCONFIRMATIONPARAMETER(&CMSG2)[6] & 128) >> 7) == 1) {
|
|
cp->CCBS = 1;
|
|
cc_ast_verbose(3, 0, VERBOSE_PREFIX_4 "CCBS\n");
|
|
}
|
|
if ((FACILITY_CONF_FACILITYCONFIRMATIONPARAMETER(&CMSG2)[7] & 1) == 1) {
|
|
cp->MWI = 1;
|
|
cc_ast_verbose(3, 0, VERBOSE_PREFIX_4 "MWI\n");
|
|
}
|
|
if (((FACILITY_CONF_FACILITYCONFIRMATIONPARAMETER(&CMSG2)[7] & 2) >> 1) == 1) {
|
|
cp->CCNR = 1;
|
|
cc_ast_verbose(3, 0, VERBOSE_PREFIX_4 "CCNR\n");
|
|
}
|
|
if (((FACILITY_CONF_FACILITYCONFIRMATIONPARAMETER(&CMSG2)[7] & 4) >> 2) == 1) {
|
|
cp->CONF = 1;
|
|
cc_ast_verbose(3, 0, VERBOSE_PREFIX_4 "CONF\n");
|
|
}
|
|
}
|
|
|
|
/*
|
|
* do command capi info
|
|
*/
|
|
static int capi_info(int fd, int argc, char *argv[])
|
|
{
|
|
int i=0;
|
|
|
|
if (argc != 2)
|
|
return RESULT_SHOWUSAGE;
|
|
|
|
for (i = 1; i <= capi_num_controllers; i++) {
|
|
ast_mutex_lock(&contrlock);
|
|
if (capi_controllers[i] != NULL) {
|
|
ast_cli(fd, "Contr%d: %d B channels total, %d B channels free.\n",
|
|
i, capi_controllers[i]->nbchannels, capi_controllers[i]->nfreebchannels);
|
|
}
|
|
ast_mutex_unlock(&contrlock);
|
|
}
|
|
return RESULT_SUCCESS;
|
|
}
|
|
|
|
/*
|
|
* enable debugging
|
|
*/
|
|
static int capi_do_debug(int fd, int argc, char *argv[])
|
|
{
|
|
if (argc != 2)
|
|
return RESULT_SHOWUSAGE;
|
|
|
|
capidebug = 1;
|
|
ast_cli(fd, "CAPI Debugging Enabled\n");
|
|
|
|
return RESULT_SUCCESS;
|
|
}
|
|
|
|
/*
|
|
* disable debugging
|
|
*/
|
|
static int capi_no_debug(int fd, int argc, char *argv[])
|
|
{
|
|
if (argc != 3)
|
|
return RESULT_SHOWUSAGE;
|
|
|
|
capidebug = 0;
|
|
ast_cli(fd, "CAPI Debugging Disabled\n");
|
|
|
|
return RESULT_SUCCESS;
|
|
}
|
|
|
|
/*
|
|
* usages
|
|
*/
|
|
static char info_usage[] =
|
|
"Usage: capi info\n"
|
|
" Show info about B channels.\n";
|
|
|
|
static char debug_usage[] =
|
|
"Usage: capi debug\n"
|
|
" Enables dumping of CAPI packets for debugging purposes\n";
|
|
|
|
static char no_debug_usage[] =
|
|
"Usage: capi no debug\n"
|
|
" Disables dumping of CAPI packets for debugging purposes\n";
|
|
|
|
/*
|
|
* define commands
|
|
*/
|
|
static struct ast_cli_entry cli_info =
|
|
{ { "capi", "info", NULL }, capi_info, "Show CAPI info", info_usage };
|
|
static struct ast_cli_entry cli_debug =
|
|
{ { "capi", "debug", NULL }, capi_do_debug, "Enable CAPI debugging", debug_usage };
|
|
static struct ast_cli_entry cli_no_debug =
|
|
{ { "capi", "no", "debug", NULL }, capi_no_debug, "Disable CAPI debugging", no_debug_usage };
|
|
|
|
#ifdef CC_AST_HAVE_TECH_PVT
|
|
static const struct ast_channel_tech capi_tech = {
|
|
.type = type,
|
|
.description = tdesc,
|
|
#ifdef CAPI_ULAW
|
|
.capabilities = AST_FORMAT_ULAW,
|
|
#else
|
|
.capabilities = AST_FORMAT_ALAW,
|
|
#endif
|
|
.requester = capi_request,
|
|
.send_digit = capi_send_digit,
|
|
.send_text = NULL,
|
|
.call = capi_call,
|
|
.hangup = capi_hangup,
|
|
.answer = capi_answer,
|
|
.read = capi_read,
|
|
.write = capi_write,
|
|
.bridge = capi_bridge,
|
|
.exception = NULL,
|
|
.indicate = capi_indicate,
|
|
.fixup = capi_fixup,
|
|
.setoption = NULL,
|
|
};
|
|
#endif
|
|
|
|
/*
|
|
* main: load the module
|
|
*/
|
|
int load_module(void)
|
|
{
|
|
struct ast_config *cfg;
|
|
struct ast_variable *v;
|
|
char *config = "capi.conf";
|
|
char incomingmsn[AST_CAPI_MAX_STRING] = "";
|
|
char context[AST_MAX_EXTENSION] = "";
|
|
char prefix[AST_MAX_EXTENSION] = "";
|
|
char accountcode[20] = "";
|
|
char *empty = "\0";
|
|
char deflect2[AST_MAX_EXTENSION] = "";
|
|
char controllerstr[AST_CAPI_MAX_STRING] = "";
|
|
int res = 0;
|
|
int controller = 0;
|
|
int softdtmf = 0;
|
|
int echocancel = 1;
|
|
int ecoption = EC_OPTION_DISABLE_G165;
|
|
int ectail = EC_DEFAULT_TAIL;
|
|
int es = 0;
|
|
float rxgain = 1.0;
|
|
float txgain = 1.0;
|
|
int isdnmode = 0;
|
|
unsigned int callgroup = 0;
|
|
unsigned int group = 0;
|
|
struct ast_capi_controller *cp;
|
|
|
|
cfg = ast_config_load(config);
|
|
|
|
/* We *must* have a config file otherwise stop immediately, well no */
|
|
if (!cfg) {
|
|
ast_log(LOG_ERROR, "Unable to load config %s, CAPI disabled\n", config);
|
|
return 0;
|
|
}
|
|
if (ast_mutex_lock(&iflock)) {
|
|
ast_log(LOG_ERROR, "Unable to lock interface list???\n");
|
|
return -1;
|
|
}
|
|
|
|
strncpy(capi_national_prefix, AST_CAPI_NATIONAL_PREF, sizeof(capi_national_prefix)-1);
|
|
strncpy(capi_international_prefix, AST_CAPI_NATIONAL_PREF, sizeof(capi_national_prefix)-1);
|
|
v = ast_variable_browse(cfg, "general");
|
|
while(v) {
|
|
if (!strcasecmp(v->name, "nationalprefix")) {
|
|
strncpy(capi_national_prefix, v->value, sizeof(capi_national_prefix)-1);
|
|
} else if (!strcasecmp(v->name, "internationalprefix")) {
|
|
strncpy(capi_international_prefix, v->value, sizeof(capi_international_prefix)-1);
|
|
} else if (!strcasecmp(v->name, "rxgain")) {
|
|
if (sscanf(v->value,"%f",&rxgain) != 1) {
|
|
ast_log(LOG_ERROR,"invalid rxgain\n");
|
|
}
|
|
} else if (!strcasecmp(v->name, "txgain")) {
|
|
if (sscanf(v->value,"%f",&txgain) != 1) {
|
|
ast_log(LOG_ERROR,"invalid txgain\n");
|
|
}
|
|
}
|
|
v = v->next;
|
|
}
|
|
|
|
if (capi20_isinstalled() != 0) {
|
|
ast_mutex_unlock(&iflock);
|
|
ast_log(LOG_WARNING, "CAPI not installed, CAPI disabled!\n");
|
|
return 0;
|
|
}
|
|
|
|
if (capi20_register(AST_CAPI_BCHANS, AST_CAPI_MAX_B3_BLOCKS,
|
|
AST_CAPI_MAX_B3_BLOCK_SIZE, &ast_capi_ApplID) != 0) {
|
|
ast_mutex_unlock(&iflock);
|
|
ast_log(LOG_NOTICE,"unable to register application at CAPI!\n");
|
|
return -1;
|
|
}
|
|
|
|
#if defined(__FreeBSD__) || defined(__OpenBSD__) || defined( __NetBSD__ ) || defined(__APPLE__)
|
|
if (capi20_get_profile(0, &profile) != 0) {
|
|
#else
|
|
if (capi20_get_profile(0, (char *)&profile) != 0) {
|
|
#endif
|
|
ast_mutex_unlock(&iflock);
|
|
ast_log(LOG_NOTICE,"unable to get CAPI profile!\n");
|
|
return -1;
|
|
}
|
|
|
|
#if defined(__FreeBSD__) || defined(__OpenBSD__) || defined( __NetBSD__ ) || defined(__APPLE__)
|
|
capi_num_controllers = profile.wCtlr;
|
|
#else
|
|
capi_num_controllers = profile.ncontrollers;
|
|
#endif
|
|
|
|
cc_ast_verbose(3, 0, VERBOSE_PREFIX_3 "This box has %d capi controller(s).\n",
|
|
capi_num_controllers);
|
|
|
|
for (controller = 1 ;controller <= capi_num_controllers; controller++) {
|
|
|
|
memset(&profile, 0, sizeof(profile));
|
|
#if defined(__FreeBSD__) || defined(__OpenBSD__) || defined( __NetBSD__ ) || defined(__APPLE__)
|
|
capi20_get_profile(controller, &profile);
|
|
#else
|
|
capi20_get_profile(controller, (char *)&profile);
|
|
#endif
|
|
cp = malloc(sizeof(struct ast_capi_controller));
|
|
if (!cp) {
|
|
ast_mutex_unlock(&iflock);
|
|
ast_log(LOG_ERROR, "Error allocating memory for struct capi_controller\n");
|
|
return -1;
|
|
}
|
|
memset(cp, 0, sizeof(struct ast_capi_controller));
|
|
cp->controller = controller;
|
|
#if defined(__FreeBSD__) || defined(__OpenBSD__) || defined( __NetBSD__ ) || defined(__APPLE__)
|
|
cp->nbchannels = profile.wNumBChannels;
|
|
cp->nfreebchannels = profile.wNumBChannels;
|
|
if (profile.dwGlobalOptions & CAPI_PROFILE_DTMF_SUPPORT) {
|
|
#else
|
|
cp->nbchannels = profile.nbchannels;
|
|
cp->nfreebchannels = profile.nbchannels;
|
|
if ((profile.globaloptions & 8) >> 3 == 1) {
|
|
#endif
|
|
cc_ast_verbose(3, 0, VERBOSE_PREFIX_3 "CAPI/contr%d supports DTMF\n",
|
|
controller);
|
|
cp->dtmf = 1;
|
|
}
|
|
|
|
#if defined(__FreeBSD__) || defined(__OpenBSD__) || defined( __NetBSD__ ) || defined(__APPLE__)
|
|
if (profile.dwGlobalOptions & CAPI_PROFILE_ECHO_CANCELLATION) {
|
|
#else
|
|
if (profile.globaloptions2 & 1) {
|
|
#endif
|
|
cc_ast_verbose(3, 0, VERBOSE_PREFIX_3 "CAPI/contr%d supports echo cancellation\n",
|
|
controller);
|
|
cp->echocancel = 1;
|
|
}
|
|
|
|
#if defined(__FreeBSD__) || defined(__OpenBSD__) || defined( __NetBSD__ ) || defined(__APPLE__)
|
|
if (profile.dwGlobalOptions & CAPI_PROFILE_SUPPLEMENTARY_SERVICES) {
|
|
#else
|
|
if ((profile.globaloptions & 16) >> 4 == 1) {
|
|
#endif
|
|
cp->sservices = 1;
|
|
}
|
|
|
|
if (cp->sservices == 1) {
|
|
cc_ast_verbose(3, 0, VERBOSE_PREFIX_3 "CAPI/contr%d supports supplementary services\n",
|
|
controller);
|
|
supported_sservices(cp);
|
|
}
|
|
|
|
capi_controllers[controller] = cp;
|
|
}
|
|
|
|
v = ast_variable_browse(cfg, "interfaces");
|
|
while(v) {
|
|
/* Create the interface list */
|
|
if (!strcasecmp(v->name, "devices")) {
|
|
if (mkif(incomingmsn, context, controllerstr, atoi(v->value),
|
|
softdtmf, echocancel, ecoption, ectail, prefix, isdnmode,
|
|
es, rxgain, txgain, deflect2, accountcode, callgroup, group)) {
|
|
ast_mutex_unlock(&iflock);
|
|
ast_log(LOG_ERROR,"Error creating interface list\n");
|
|
return -1;
|
|
}
|
|
es = 0;
|
|
strncpy(deflect2, empty, sizeof(deflect2)-1);
|
|
} else if (!strcasecmp(v->name, "context")) {
|
|
strncpy(context, v->value, sizeof(context)-1);
|
|
} else if (!strcasecmp(v->name, "incomingmsn")) {
|
|
strncpy(incomingmsn, v->value, sizeof(incomingmsn)-1);
|
|
} else if (!strcasecmp(v->name, "controller")) {
|
|
strncpy(controllerstr, v->value, sizeof(controllerstr)-1);
|
|
} else if (!strcasecmp(v->name, "softdtmf")) {
|
|
softdtmf = atoi(v->value);
|
|
} else if (!strcasecmp(v->name, "echosquelch")) {
|
|
es = atoi(v->value);
|
|
} else if (!strcasecmp(v->name, "callgroup")) {
|
|
callgroup = ast_get_group(v->value);
|
|
} else if (!strcasecmp(v->name, "group")) {
|
|
group = ast_get_group(v->value);
|
|
} else if (!strcasecmp(v->name, "deflect")) {
|
|
strncpy(deflect2, v->value, sizeof(deflect2)-1);
|
|
} else if (!strcasecmp(v->name, "rxgain")) {
|
|
if (sscanf(v->value,"%f",&rxgain) != 1) {
|
|
ast_log(LOG_ERROR,"invalid rxgain\n");
|
|
}
|
|
} else if (!strcasecmp(v->name, "txgain")) {
|
|
if (sscanf(v->value,"%f",&txgain) != 1) {
|
|
ast_log(LOG_ERROR,"invalid txgain\n");
|
|
}
|
|
} else if (!strcasecmp(v->name, "echocancel")) {
|
|
if (!strcasecmp(v->value, "yes") || !strcasecmp(v->value, "1") || !strcasecmp(v->value, "on")) {
|
|
echocancel=1;
|
|
ecoption=EC_OPTION_DISABLE_G165;
|
|
}
|
|
else if (!strcasecmp(v->value, "no") || !strcasecmp(v->value, "0") || !strcasecmp(v->value, "off")) {
|
|
echocancel=0;
|
|
ecoption=0;
|
|
}
|
|
else if (!strcasecmp(v->value, "g165") || !strcasecmp(v->value, "g.165")) {
|
|
echocancel=1;
|
|
ecoption=EC_OPTION_DISABLE_G165;
|
|
}
|
|
else if (!strcasecmp(v->value, "g164") || !strcasecmp(v->value, "g.164")) {
|
|
echocancel=1;
|
|
ecoption=EC_OPTION_DISABLE_G164_OR_G165;
|
|
}
|
|
else if (!strcasecmp(v->value, "force")) {
|
|
echocancel=1;
|
|
ecoption=EC_OPTION_DISABLE_NEVER;
|
|
}
|
|
else {
|
|
ast_log(LOG_ERROR,"Unknown echocancel parameter \"%s\" -- ignoring\n",v->value);
|
|
}
|
|
} else if (!strcasecmp(v->name, "echotail")) {
|
|
ectail = atoi(v->value);
|
|
if (ectail > 255)
|
|
ectail = 255;
|
|
} else if (!strcasecmp(v->name, "prefix")) {
|
|
strncpy(prefix, v->value, sizeof(prefix)-1);
|
|
} else if (!strcasecmp(v->name, "accountcode")) {
|
|
strncpy(accountcode, v->value, sizeof(accountcode)-1);
|
|
} else if (!strcasecmp(v->name, "isdnmode")) {
|
|
if (!strcasecmp(v->value, "ptp") || !strcasecmp(v->value, "1"))
|
|
isdnmode = AST_CAPI_ISDNMODE_PTP;
|
|
else if (!strcasecmp(v->value, "ptm") ||
|
|
!strcasecmp(v->value, "0") ||
|
|
!strcasecmp(v->value, "ptmp"))
|
|
isdnmode = AST_CAPI_ISDNMODE_PTMP;
|
|
else
|
|
ast_log(LOG_ERROR,"Unknown isdnmode parameter \"%s\" -- ignoring\n",
|
|
v->value);
|
|
|
|
}
|
|
v = v->next;
|
|
}
|
|
ast_config_destroy(cfg);
|
|
|
|
for (controller = 1; controller <= capi_num_controllers; controller++) {
|
|
if (capi_used_controllers & (1 << controller)) {
|
|
if (ListenOnController(ALL_SERVICES, controller) != 0) {
|
|
ast_log(LOG_ERROR,"Unable to listen on contr%d\n", controller);
|
|
} else {
|
|
cc_ast_verbose(2, 0, VERBOSE_PREFIX_3 "listening on contr%d CIPmask = %#x\n",
|
|
controller, ALL_SERVICES);
|
|
}
|
|
} else {
|
|
ast_log(LOG_NOTICE, "Unused contr%d\n",controller);
|
|
}
|
|
}
|
|
|
|
ast_mutex_unlock(&iflock);
|
|
|
|
#ifdef CC_AST_HAVE_TECH_PVT
|
|
if (ast_channel_register(&capi_tech)) {
|
|
#else
|
|
if (ast_channel_register(type, tdesc, capi_capability, capi_request)) {
|
|
#endif
|
|
ast_log(LOG_ERROR, "Unable to register channel class %s\n", type);
|
|
unload_module();
|
|
return -1;
|
|
}
|
|
|
|
ast_cli_register(&cli_info);
|
|
ast_cli_register(&cli_debug);
|
|
ast_cli_register(&cli_no_debug);
|
|
|
|
restart_monitor();
|
|
|
|
return res;
|
|
}
|
|
|
|
/*
|
|
* unload the module
|
|
*/
|
|
int unload_module()
|
|
{
|
|
if (capi20_release(ast_capi_ApplID) != 0)
|
|
ast_log(LOG_WARNING,"Unable to unregister from CAPI!\n");
|
|
|
|
#ifdef CC_AST_HAVE_TECH_PVT
|
|
ast_channel_unregister(&capi_tech);
|
|
#else
|
|
ast_channel_unregister(type);
|
|
#endif
|
|
|
|
return 0;
|
|
}
|
|
|
|
int usecount()
|
|
{
|
|
int res;
|
|
|
|
ast_mutex_lock(&usecnt_lock);
|
|
res = usecnt;
|
|
ast_mutex_unlock(&usecnt_lock);
|
|
|
|
return res;
|
|
}
|
|
|
|
char *description()
|
|
{
|
|
return desc;
|
|
}
|
|
|
|
|
|
char *key()
|
|
{
|
|
return ASTERISK_GPL_KEY;
|
|
}
|
|
|