From 7a9086397330f0e9008e9b72793bc4b228c24d98 Mon Sep 17 00:00:00 2001 From: Mark Michelson Date: Fri, 25 Jan 2008 22:39:35 +0000 Subject: Removing chan_vpb from the tree git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@100420 65c4cc65-6c06-0410-ace0-fbb531ad65f3 --- channels/Makefile | 2 - channels/chan_vpb.cc | 2899 -------------------------------------------------- 2 files changed, 2901 deletions(-) delete mode 100644 channels/chan_vpb.cc (limited to 'channels') diff --git a/channels/Makefile b/channels/Makefile index 467fc8031..34bd8e092 100644 --- a/channels/Makefile +++ b/channels/Makefile @@ -100,6 +100,4 @@ misdn/isdn_lib.o: ASTCFLAGS+=-Wno-strict-aliasing $(if $(filter chan_misdn,$(EMBEDDED_MODS)),modules.link,chan_misdn.so): misdn_config.o misdn/isdn_lib.o misdn/isdn_msg_parser.o -chan_vpb.oo: ASTCFLAGS:=$(filter-out -Wdeclaration-after-statement,$(ASTCFLAGS)) - $(if $(filter chan_oss,$(EMBEDDED_MODS)),modules.link,chan_oss.so): console_video.o vgrabbers.o console_board.o diff --git a/channels/chan_vpb.cc b/channels/chan_vpb.cc deleted file mode 100644 index eee797b18..000000000 --- a/channels/chan_vpb.cc +++ /dev/null @@ -1,2899 +0,0 @@ -/* - * Asterisk -- An open source telephony toolkit. - * - * Copyright (C) 2003, Paul Bagyenda - * Paul Bagyenda - * Copyright (C) 2004 - 2005, Ben Kramer - * Ben Kramer - * - * Daniel Bichara - Brazilian CallerID detection (c)2004 - * - * Welber Silveira - welberms@magiclink.com.br - (c)2004 - * Copying CLID string to propper structure after detection - * - * See http://www.asterisk.org for more information about - * the Asterisk project. Please do not directly contact - * any of the maintainers of this project for assistance; - * the project provides a web site, mailing lists and IRC - * channels for your use. - * - * This program is free software, distributed under the terms of - * the GNU General Public License Version 2. See the LICENSE file - * at the top of the source tree. - */ - -/*! \file - * - * \brief VoiceTronix Interface driver - * - * \ingroup channel_drivers - */ - -/*** MODULEINFO - vpbapi - ***/ - -extern "C" { - -#include "asterisk.h" - -ASTERISK_FILE_VERSION(__FILE__, "$Revision$") - -#include "asterisk/lock.h" -#include "asterisk/utils.h" -#include "asterisk/channel.h" -#include "asterisk/config.h" -#include "asterisk/module.h" -#include "asterisk/pbx.h" -#include "asterisk/callerid.h" -#include "asterisk/dsp.h" -#include "asterisk/features.h" -#include "asterisk/musiconhold.h" -} - -#include -#include -#include -#include -#include -#include - -#include -#include - -#ifdef pthread_create -#undef pthread_create -#endif - -#define DEFAULT_GAIN 0 -#define DEFAULT_ECHO_CANCEL 1 - -#define VPB_SAMPLES 160 -#define VPB_MAX_BUF VPB_SAMPLES*4 + AST_FRIENDLY_OFFSET - -#define VPB_NULL_EVENT 200 - -#define VPB_WAIT_TIMEOUT 4000 - -#define MAX_VPB_GAIN 12.0 -#define MIN_VPB_GAIN -12.0 - -#define DTMF_CALLERID -#define DTMF_CID_START 'D' -#define DTMF_CID_STOP 'C' - -/**/ -#if defined(__cplusplus) || defined(c_plusplus) - extern "C" { -#endif -/**/ - -static const char desc[] = "VoiceTronix V6PCI/V12PCI/V4PCI API Support"; -static const char tdesc[] = "Standard VoiceTronix API Driver"; -static const char config[] = "vpb.conf"; - -/* Default context for dialtone mode */ -static char context[AST_MAX_EXTENSION] = "default"; - -/* Default language */ -static char language[MAX_LANGUAGE] = ""; - -static int gruntdetect_timeout = 3600000; /* Grunt detect timeout is 1hr. */ - -static const int prefformat = AST_FORMAT_SLINEAR; - -/* Protect the interface list (of vpb_pvt's) */ -AST_MUTEX_DEFINE_STATIC(iflock); - -/* Protect the monitoring thread, so only one process can kill or start it, and not - when it's doing something critical. */ -AST_MUTEX_DEFINE_STATIC(monlock); - -/* This is the thread for the monitor which checks for input on the channels - which are not currently in use. */ -static pthread_t monitor_thread; - -static int mthreadactive = -1; /* Flag for monitoring monitorthread.*/ - - -static int restart_monitor(void); - -/* The private structures of the VPB channels are - linked for selecting outgoing channels */ - -#define MODE_DIALTONE 1 -#define MODE_IMMEDIATE 2 -#define MODE_FXO 3 - -/* Pick a country or add your own! */ -/* These are the tones that are played to the user */ -#define TONES_AU -/* #define TONES_USA */ - -#ifdef TONES_AU -static VPB_TONE Dialtone = {440, 440, 440, -10, -10, -10, 5000, 0 }; -static VPB_TONE Busytone = {470, 0, 0, -10, -100, -100, 5000, 0 }; -static VPB_TONE Ringbacktone = {400, 50, 440, -10, -10, -10, 1400, 800 }; -#endif -#ifdef TONES_USA -static VPB_TONE Dialtone = {350, 440, 0, -16, -16, -100, 10000, 0}; -static VPB_TONE Busytone = {480, 620, 0, -10, -10, -100, 500, 500}; -static VPB_TONE Ringbacktone = {440, 480, 0, -20, -20, -100, 2000, 4000}; -#endif - -/* grunt tone defn's */ -#if 0 -static VPB_DETECT toned_grunt = { 3, VPB_GRUNT, 1, 2000, 3000, 0, 0, -40, 0, 0, 0, 40, { { VPB_DELAY, 1000, 0, 0 }, { VPB_RISING, 0, 40, 0 }, { 0, 100, 0, 0 } } }; -#endif -static VPB_DETECT toned_ungrunt = { 2, VPB_GRUNT, 1, 2000, 1, 0, 0, -40, 0, 0, 30, 40, { { 0, 0, 0, 0 } } }; - -/* Use loop polarity detection for CID */ -static int UsePolarityCID=0; - -/* Use loop drop detection */ -static int UseLoopDrop=1; - -/* To use or not to use Native bridging */ -static int UseNativeBridge=1; - -/* Use Asterisk Indication or VPB */ -static int use_ast_ind=0; - -/* Use Asterisk DTMF detection or VPB */ -static int use_ast_dtmfdet=0; - -static int relaxdtmf=0; - -/* Use Asterisk DTMF play back or VPB */ -static int use_ast_dtmf=0; - -/* Break for DTMF on native bridge ? */ -static int break_for_dtmf=1; - -/* Set EC suppression threshold */ -static int ec_supp_threshold=-1; - -/* Inter Digit Delay for collecting DTMF's */ -static int dtmf_idd = 3000; - -#define TIMER_PERIOD_RINGBACK 2000 -#define TIMER_PERIOD_BUSY 700 -#define TIMER_PERIOD_RING 4000 -static int timer_period_ring = TIMER_PERIOD_RING; - -#define VPB_EVENTS_ALL (VPB_MRING|VPB_MDIGIT|VPB_MDTMF|VPB_MTONEDETECT|VPB_MTIMEREXP|VPB_MPLAY_UNDERFLOW \ - |VPB_MRECORD_OVERFLOW|VPB_MSTATION_OFFHOOK|VPB_MSTATION_ONHOOK \ - |VPB_MRING_OFF|VPB_MDROP|VPB_MSTATION_FLASH) -#define VPB_EVENTS_NODROP (VPB_MRING|VPB_MDIGIT|VPB_MDTMF|VPB_MTONEDETECT|VPB_MTIMEREXP|VPB_MPLAY_UNDERFLOW \ - |VPB_MRECORD_OVERFLOW|VPB_MSTATION_OFFHOOK|VPB_MSTATION_ONHOOK \ - |VPB_MRING_OFF|VPB_MSTATION_FLASH) -#define VPB_EVENTS_NODTMF (VPB_MRING|VPB_MDIGIT|VPB_MTONEDETECT|VPB_MTIMEREXP|VPB_MPLAY_UNDERFLOW \ - |VPB_MRECORD_OVERFLOW|VPB_MSTATION_OFFHOOK|VPB_MSTATION_ONHOOK \ - |VPB_MRING_OFF|VPB_MDROP|VPB_MSTATION_FLASH) -#define VPB_EVENTS_STAT (VPB_MRING|VPB_MDIGIT|VPB_MDTMF|VPB_MTONEDETECT|VPB_MTIMEREXP|VPB_MPLAY_UNDERFLOW \ - |VPB_MRECORD_OVERFLOW|VPB_MSTATION_OFFHOOK|VPB_MSTATION_ONHOOK \ - |VPB_MRING_OFF|VPB_MSTATION_FLASH) - - -/* Dialing parameters for Australia */ -/* #define DIAL_WITH_CALL_PROGRESS */ -VPB_TONE_MAP DialToneMap[] = { { VPB_BUSY_AUST, VPB_CALL_DISCONNECT, 0 }, - { VPB_DIAL, VPB_CALL_DIALTONE, 0 }, - { VPB_RINGBACK_308, VPB_CALL_RINGBACK, 0 }, - { VPB_BUSY_AUST, VPB_CALL_BUSY, 0 }, - { VPB_GRUNT, VPB_CALL_GRUNT, 0 }, - { 0, 0, 1 } }; -#define VPB_DIALTONE_WAIT 2000 /* Wait up to 2s for a dialtone */ -#define VPB_RINGWAIT 4000 /* Wait up to 4s for ring tone after dialing */ -#define VPB_CONNECTED_WAIT 4000 /* If no ring tone detected for 4s then consider call connected */ -#define TIMER_PERIOD_NOANSWER 120000 /* Let it ring for 120s before deciding theres noone there */ - -#define MAX_BRIDGES_V4PCI 2 -#define MAX_BRIDGES_V12PCI 128 - -/* port states */ -#define VPB_STATE_ONHOOK 0 -#define VPB_STATE_OFFHOOK 1 -#define VPB_STATE_DIALLING 2 -#define VPB_STATE_JOINED 3 -#define VPB_STATE_GETDTMF 4 -#define VPB_STATE_PLAYDIAL 5 -#define VPB_STATE_PLAYBUSY 6 -#define VPB_STATE_PLAYRING 7 - -#define VPB_GOT_RXHWG 1 -#define VPB_GOT_TXHWG 2 -#define VPB_GOT_RXSWG 4 -#define VPB_GOT_TXSWG 8 - -typedef struct { - int inuse; - struct ast_channel *c0, *c1, **rc; - struct ast_frame **fo; - int flags; - ast_mutex_t lock; - ast_cond_t cond; - int endbridge; -} vpb_bridge_t; - -static vpb_bridge_t * bridges; -static int max_bridges = MAX_BRIDGES_V4PCI; - -AST_MUTEX_DEFINE_STATIC(bridge_lock); - -typedef enum { - vpb_model_unknown = 0, - vpb_model_v4pci, - vpb_model_v12pci -} vpb_model_t; - -static struct vpb_pvt { - - ast_mutex_t owner_lock; /* Protect blocks that expect ownership to remain the same */ - struct ast_channel *owner; /* Channel who owns us, possibly NULL */ - - int golock; /* Got owner lock ? */ - - int mode; /* fxo/imediate/dialtone*/ - int handle; /* Handle for vpb interface */ - - int state; /* used to keep port state (internal to driver) */ - - int group; /* Which group this port belongs to */ - ast_group_t callgroup; /* Call group */ - ast_group_t pickupgroup; /* Pickup group */ - - - char dev[256]; /* Device name, eg vpb/1-1 */ - vpb_model_t vpb_model; /* card model */ - - struct ast_frame f, fr; /* Asterisk frame interface */ - char buf[VPB_MAX_BUF]; /* Static buffer for reading frames */ - - int dialtone; /* NOT USED */ - float txgain, rxgain; /* Hardware gain control */ - float txswgain, rxswgain; /* Software gain control */ - - int wantdtmf; /* Waiting for DTMF. */ - char context[AST_MAX_EXTENSION]; /* The context for this channel */ - - char ext[AST_MAX_EXTENSION]; /* DTMF buffer for the ext[ens] */ - char language[MAX_LANGUAGE]; /* language being used */ - char callerid[AST_MAX_EXTENSION]; /* CallerId used for directly connected phone */ - int callerid_type; /* Caller ID type: 0=>none 1=>vpb 2=>AstV23 3=>AstBell */ - char cid_num[AST_MAX_EXTENSION]; - char cid_name[AST_MAX_EXTENSION]; - - int dtmf_caller_pos; /* DTMF CallerID detection (Brazil)*/ - - int lastoutput; /* Holds the last Audio format output'ed */ - int lastinput; /* Holds the last Audio format input'ed */ - int last_ignore_dtmf; - - void *busy_timer; /* Void pointer for busy vpb_timer */ - int busy_timer_id; /* unique timer ID for busy timer */ - - void *ringback_timer; /* Void pointer for ringback vpb_timer */ - int ringback_timer_id; /* unique timer ID for ringback timer */ - - void *ring_timer; /* Void pointer for ring vpb_timer */ - int ring_timer_id; /* unique timer ID for ring timer */ - - void *dtmfidd_timer; /* Void pointer for DTMF IDD vpb_timer */ - int dtmfidd_timer_id; /* unique timer ID for DTMF IDD timer */ - - struct ast_dsp *vad; /* AST Voice Activation Detection dsp */ - - struct timeval lastgrunt; /* time stamp of last grunt event */ - - ast_mutex_t lock; /* This one just protects bridge ptr below */ - vpb_bridge_t *bridge; - - int stopreads; /* Stop reading...*/ - int read_state; /* Read state */ - int chuck_count; /* a count of packets weve chucked away!*/ - pthread_t readthread; /* For monitoring read channel. One per owned channel. */ - - ast_mutex_t record_lock; /* This one prevents reentering a record_buf block */ - ast_mutex_t play_lock; /* This one prevents reentering a play_buf block */ - int play_buf_time; /* How long the last play_buf took */ - struct timeval lastplay; /* Last play time */ - - ast_mutex_t play_dtmf_lock; - char play_dtmf[16]; - - int faxhandled; /* has a fax tone been handled ? */ - - struct vpb_pvt *next; /* Next channel in list */ - -} *iflist = NULL; - -static struct ast_channel *vpb_new(struct vpb_pvt *i, enum ast_channel_state state, char *context); -static void *do_chanreads(void *pvt); -static struct ast_channel *vpb_request(const char *type, int format, void *data, int *cause); -static int vpb_digit_begin(struct ast_channel *ast, char digit); -static int vpb_digit_end(struct ast_channel *ast, char digit, unsigned int duration); -static int vpb_call(struct ast_channel *ast, char *dest, int timeout); -static int vpb_hangup(struct ast_channel *ast); -static int vpb_answer(struct ast_channel *ast); -static struct ast_frame *vpb_read(struct ast_channel *ast); -static int vpb_write(struct ast_channel *ast, struct ast_frame *frame); -static enum ast_bridge_result ast_vpb_bridge(struct ast_channel *c0, struct ast_channel *c1, int flags, struct ast_frame **fo, struct ast_channel **rc, int timeoutms); -static int vpb_indicate(struct ast_channel *ast, int condition, const void *data, size_t datalen); -static int vpb_fixup(struct ast_channel *oldchan, struct ast_channel *newchan); - -static struct ast_channel_tech vpb_tech = { - type: "vpb", - description: tdesc, - capabilities: AST_FORMAT_SLINEAR, - properties: 0, - requester: vpb_request, - devicestate: NULL, - send_digit_begin: vpb_digit_begin, - send_digit_end: vpb_digit_end, - call: vpb_call, - hangup: vpb_hangup, - answer: vpb_answer, - read: vpb_read, - write: vpb_write, - send_text: NULL, - send_image: NULL, - send_html: NULL, - exception: NULL, - bridge: ast_vpb_bridge, - indicate: vpb_indicate, - fixup: vpb_fixup, - setoption: NULL, - queryoption: NULL, - transfer: NULL, - write_video: NULL, - bridged_channel: NULL -}; - -static struct ast_channel_tech vpb_tech_indicate = { - type: "vpb", - description: tdesc, - capabilities: AST_FORMAT_SLINEAR, - properties: 0, - requester: vpb_request, - devicestate: NULL, - send_digit_begin: vpb_digit_begin, - send_digit_end: vpb_digit_end, - call: vpb_call, - hangup: vpb_hangup, - answer: vpb_answer, - read: vpb_read, - write: vpb_write, - send_text: NULL, - send_image: NULL, - send_html: NULL, - exception: NULL, - bridge: ast_vpb_bridge, - indicate: NULL, - fixup: vpb_fixup, - setoption: NULL, - queryoption: NULL, - transfer: NULL, - write_video: NULL, - bridged_channel: NULL -}; - -/* Can't get ast_vpb_bridge() working on v4pci without either a horrible -* high pitched feedback noise or bad hiss noise depending on gain settings -* Get asterisk to do the bridging -*/ -#define BAD_V4PCI_BRIDGE - -/* This one enables a half duplex bridge which may be required to prevent high pitched - * feedback when getting asterisk to do the bridging and when using certain gain settings. - */ -/* #define HALF_DUPLEX_BRIDGE */ - -/* This is the Native bridge code, which Asterisk will try before using its own bridging code */ -static enum ast_bridge_result ast_vpb_bridge(struct ast_channel *c0, struct ast_channel *c1, int flags, struct ast_frame **fo, struct ast_channel **rc, int timeoutms) -{ - struct vpb_pvt *p0 = (struct vpb_pvt *)c0->tech_pvt; - struct vpb_pvt *p1 = (struct vpb_pvt *)c1->tech_pvt; - int i; - int res; - struct ast_channel *cs[3]; - struct ast_channel *who; - struct ast_frame *f; - - cs[0] = c0; - cs[1] = c1; - - #ifdef BAD_V4PCI_BRIDGE - if(p0->vpb_model==vpb_model_v4pci) - return AST_BRIDGE_FAILED_NOWARN; - #endif - if ( UseNativeBridge != 1){ - return AST_BRIDGE_FAILED_NOWARN; - } - -/* - ast_mutex_lock(&p0->lock); - ast_mutex_lock(&p1->lock); -*/ - - /* Bridge channels, check if we can. I believe we always can, so find a slot.*/ - - ast_mutex_lock(&bridge_lock); { - for (i = 0; i < max_bridges; i++) - if (!bridges[i].inuse) - break; - if (i < max_bridges) { - bridges[i].inuse = 1; - bridges[i].endbridge = 0; - bridges[i].flags = flags; - bridges[i].rc = rc; - bridges[i].fo = fo; - bridges[i].c0 = c0; - bridges[i].c1 = c1; - } - } ast_mutex_unlock(&bridge_lock); - - if (i == max_bridges) { - ast_log(LOG_WARNING, "%s: vpb_bridge: Failed to bridge %s and %s!\n", p0->dev, c0->name, c1->name); - ast_mutex_unlock(&p0->lock); - ast_mutex_unlock(&p1->lock); - return AST_BRIDGE_FAILED_NOWARN; - } else { - /* Set bridge pointers. You don't want to take these locks while holding bridge lock.*/ - ast_mutex_lock(&p0->lock); { - p0->bridge = &bridges[i]; - } ast_mutex_unlock(&p0->lock); - - ast_mutex_lock(&p1->lock); { - p1->bridge = &bridges[i]; - } ast_mutex_unlock(&p1->lock); - - ast_verb(2, "%s: vpb_bridge: Bridging call entered with [%s, %s]\n",p0->dev, c0->name, c1->name); - } - - ast_verb(3, "Native bridging %s and %s\n", c0->name, c1->name); - - #ifdef HALF_DUPLEX_BRIDGE - - ast_verb(2, "%s: vpb_bridge: Starting half-duplex bridge [%s, %s]\n",p0->dev, c0->name, c1->name); - - int dir = 0; - - memset(p0->buf, 0, sizeof p0->buf); - memset(p1->buf, 0, sizeof p1->buf); - - vpb_record_buf_start(p0->handle, VPB_ALAW); - vpb_record_buf_start(p1->handle, VPB_ALAW); - - vpb_play_buf_start(p0->handle, VPB_ALAW); - vpb_play_buf_start(p1->handle, VPB_ALAW); - - while( !bridges[i].endbridge ) { - struct vpb_pvt *from, *to; - if(++dir%2) { - from = p0; - to = p1; - } else { - from = p1; - to = p0; - } - vpb_record_buf_sync(from->handle, from->buf, VPB_SAMPLES); - vpb_play_buf_sync(to->handle, from->buf, VPB_SAMPLES); - } - - vpb_record_buf_finish(p0->handle); - vpb_record_buf_finish(p1->handle); - - vpb_play_buf_finish(p0->handle); - vpb_play_buf_finish(p1->handle); - - ast_verb(2, "%s: vpb_bridge: Finished half-duplex bridge [%s, %s]\n",p0->dev, c0->name, c1->name); - - res = VPB_OK; - - #else - - res = vpb_bridge(p0->handle, p1->handle, VPB_BRIDGE_ON, i+1 /* resource 1 & 2 only for V4PCI*/ ); - if (res == VPB_OK) { - /* pthread_cond_wait(&bridges[i].cond, &bridges[i].lock);*/ /* Wait for condition signal. */ - while( !bridges[i].endbridge ) { - /* Are we really ment to be doing nothing ?!?! */ - who = ast_waitfor_n(cs, 2, &timeoutms); - if (!who) { - if (!timeoutms) { - res = AST_BRIDGE_RETRY; - break; - } - ast_debug(1, "%s: vpb_bridge: Empty frame read...\n",p0->dev); - /* check for hangup / whentohangup */ - if (ast_check_hangup(c0) || ast_check_hangup(c1)) - break; - continue; - } - f = ast_read(who); - if (!f || ((f->frametype == AST_FRAME_DTMF) && - (((who == c0) && (flags & AST_BRIDGE_DTMF_CHANNEL_0)) || - ((who == c1) && (flags & AST_BRIDGE_DTMF_CHANNEL_1))))) { - *fo = f; - *rc = who; - ast_debug(1, "%s: vpb_bridge: Got a [%s]\n",p0->dev, f ? "digit" : "hangup"); -/* - if ((c0->tech_pvt == pvt0) && (!ast_check_hangup(c0))) { - if (pr0->set_rtp_peer(c0, NULL, NULL, 0)) - ast_log(LOG_WARNING, "Channel '%s' failed to revert\n", c0->name); - } - if ((c1->tech_pvt == pvt1) && (!ast_check_hangup(c1))) { - if (pr1->set_rtp_peer(c1, NULL, NULL, 0)) - ast_log(LOG_WARNING, "Channel '%s' failed to revert back\n", c1->name); - } -*/ - /* That's all we needed */ - /*return 0; */ - /* Check if we need to break */ - if (break_for_dtmf){ - break; - } - else if ((f->frametype == AST_FRAME_DTMF) && ((f->subclass == '#')||(f->subclass == '*'))){ - break; - } - } else { - if ((f->frametype == AST_FRAME_DTMF) || - (f->frametype == AST_FRAME_VOICE) || - (f->frametype == AST_FRAME_VIDEO)) - { - /* Forward voice or DTMF frames if they happen upon us */ - /* Actually I dont think we want to forward on any frames! - if (who == c0) { - ast_write(c1, f); - } else if (who == c1) { - ast_write(c0, f); - } - */ - } - ast_frfree(f); - } - /* Swap priority not that it's a big deal at this point */ - cs[2] = cs[0]; - cs[0] = cs[1]; - cs[1] = cs[2]; - }; - vpb_bridge(p0->handle, p1->handle, VPB_BRIDGE_OFF, i+1 /* resource 1 & 2 only for V4PCI*/ ); - } - - #endif - - ast_mutex_lock(&bridge_lock); { - bridges[i].inuse = 0; - } ast_mutex_unlock(&bridge_lock); - - p0->bridge = NULL; - p1->bridge = NULL; - - - ast_verb(2, "Bridging call done with [%s, %s] => %d\n", c0->name, c1->name, res); - -/* - ast_mutex_unlock(&p0->lock); - ast_mutex_unlock(&p1->lock); -*/ - return (res==VPB_OK) ? AST_BRIDGE_COMPLETE : AST_BRIDGE_FAILED; -} - -/* Caller ID can be located in different positions between the rings depending on your Telco - * Australian (Telstra) callerid starts 700ms after 1st ring and finishes 1.5s after first ring - * Use ANALYSE_CID to record rings and determine location of callerid - */ -/* #define ANALYSE_CID */ -#define RING_SKIP 300 -#define CID_MSECS 2000 - -static void get_callerid(struct vpb_pvt *p) -{ - short buf[CID_MSECS*8]; /* 8kHz sampling rate */ - struct timeval cid_record_time; - int rc; - struct ast_channel *owner = p->owner; -/* - char callerid[AST_MAX_EXTENSION] = ""; -*/ -#ifdef ANALYSE_CID - void * ws; - char * file="cidsams.wav"; -#endif - - - if( ast_mutex_trylock(&p->record_lock) == 0 ) { - - cid_record_time = ast_tvnow(); - ast_verb(4, "CID record - start\n"); - - /* Skip any trailing ringtone */ - if (UsePolarityCID != 1){ - vpb_sleep(RING_SKIP); - } - - ast_verb(4, "CID record - skipped %dms trailing ring\n", - ast_tvdiff_ms(ast_tvnow(), cid_record_time)); - cid_record_time = ast_tvnow(); - - /* Record bit between the rings which contains the callerid */ - vpb_record_buf_start(p->handle, VPB_LINEAR); - rc = vpb_record_buf_sync(p->handle, (char*)buf, sizeof(buf)); - vpb_record_buf_finish(p->handle); -#ifdef ANALYSE_CID - vpb_wave_open_write(&ws, file, VPB_LINEAR); - vpb_wave_write(ws,(char*)buf,sizeof(buf)); - vpb_wave_close_write(ws); -#endif - - ast_verb(4, "CID record - recorded %dms between rings\n", - ast_tvdiff_ms(ast_tvnow(), cid_record_time)); - - ast_mutex_unlock(&p->record_lock); - - if( rc != VPB_OK ) { - ast_log(LOG_ERROR, "Failed to record caller id sample on %s\n", p->dev ); - return; - } - - VPB_CID *cli_struct = new VPB_CID; - cli_struct->ra_cldn[0]=0; - cli_struct->ra_cn[0]=0; - /* This decodes FSK 1200baud type callerid */ - if ((rc=vpb_cid_decode2(cli_struct, buf, CID_MSECS*8)) == VPB_OK ) { - /* - if (owner->cid.cid_num) - ast_free(owner->cid.cid_num); - owner->cid.cid_num=NULL; - if (owner->cid.cid_name) - ast_free(owner->cid.cid_name); - owner->cid.cid_name=NULL; - */ - - if (cli_struct->ra_cldn[0]=='\0'){ - /* - owner->cid.cid_num = ast_strdup(cli_struct->cldn); - owner->cid.cid_name = ast_strdup(cli_struct->cn); - */ - if (owner){ - ast_set_callerid(owner, cli_struct->cldn, cli_struct->cn, cli_struct->cldn); - } else { - strcpy(p->cid_num, cli_struct->cldn); - strcpy(p->cid_name, cli_struct->cn); - - } - ast_verb(4, "CID record - got [%s] [%s]\n",owner->cid.cid_num,owner->cid.cid_name ); - snprintf(p->callerid,sizeof(p->callerid)-1,"%s %s",cli_struct->cldn,cli_struct->cn); - } - else { - ast_log(LOG_ERROR,"CID record - No caller id avalable on %s \n", p->dev); - } - - } else { - ast_log(LOG_ERROR, "CID record - Failed to decode caller id on %s - %s\n", p->dev, vpb_strerror(rc) ); - strncpy(p->callerid,"unknown", sizeof(p->callerid) - 1); - } - delete cli_struct; - - } else - ast_log(LOG_ERROR, "CID record - Failed to set record mode for caller id on %s\n", p->dev ); -} - -static void get_callerid_ast(struct vpb_pvt *p) -{ - struct callerid_state *cs; - char buf[1024]; - char *name=NULL, *number=NULL; - int flags; - int rc=0,vrc; - int sam_count=0; - struct ast_channel *owner = p->owner; - int which_cid; -/* - float old_gain; -*/ -#ifdef ANALYSE_CID - void * ws; - char * file="cidsams.wav"; -#endif - - if(p->callerid_type == 1) { - ast_verb(4, "Collected caller ID already\n"); - return; - } - else if(p->callerid_type == 2 ) { - which_cid=CID_SIG_V23; - ast_verb(4, "Collecting Caller ID v23...\n"); - } - else if(p->callerid_type == 3) { - which_cid=CID_SIG_BELL; - ast_verb(4, "Collecting Caller ID bell...\n"); - } - else { - ast_verb(4, "Caller ID disabled\n"); - return; - } -/* vpb_sleep(RING_SKIP); */ -/* vpb_record_get_gain(p->handle, &old_gain); */ - cs = callerid_new(which_cid); - if (cs){ -#ifdef ANALYSE_CID - vpb_wave_open_write(&ws, file, VPB_MULAW); - vpb_record_set_gain(p->handle, 3.0); - vpb_record_set_hw_gain(p->handle,12.0); -#endif - vpb_record_buf_start(p->handle, VPB_MULAW); - while((rc == 0)&&(sam_count<8000*3)){ - vrc = vpb_record_buf_sync(p->handle, (char*)buf, sizeof(buf)); - if (vrc != VPB_OK) - ast_log(LOG_ERROR, "%s: Caller ID couldnt read audio buffer!\n",p->dev); - rc = callerid_feed(cs,(unsigned char *)buf,sizeof(buf),AST_FORMAT_ULAW); -#ifdef ANALYSE_CID - vpb_wave_write(ws,(char*)buf,sizeof(buf)); -#endif - sam_count+=sizeof(buf); - ast_verb(4, "Collecting Caller ID samples [%d][%d]...\n",sam_count,rc); - } - vpb_record_buf_finish(p->handle); -#ifdef ANALYSE_CID - vpb_wave_close_write(ws); -#endif - if (rc == 1){ - callerid_get(cs, &name, &number, &flags); - ast_verb(1, "%s: Caller ID name [%s] number [%s] flags [%d]\n",p->dev,name, number,flags); - } - else { - ast_log(LOG_ERROR, "%s: Failed to decode Caller ID \n", p->dev ); - } -/* vpb_record_set_gain(p->handle, old_gain); */ -/* vpb_record_set_hw_gain(p->handle,6.0); */ - } - else { - ast_log(LOG_ERROR, "%s: Failed to create Caller ID struct\n", p->dev ); - } - if (owner->cid.cid_num) { - ast_free(owner->cid.cid_num); - owner->cid.cid_num = NULL; - } - if (owner->cid.cid_name) { - ast_free(owner->cid.cid_name); - owner->cid.cid_name = NULL; - } - if (number) - ast_shrink_phone_number(number); - ast_set_callerid(owner, - number, name, - owner->cid.cid_ani ? NULL : number); - if (!ast_strlen_zero(name)){ - snprintf(p->callerid,(sizeof(p->callerid)-1),"%s %s",number,name); - } else { - snprintf(p->callerid,(sizeof(p->callerid)-1),"%s",number); - } - if (cs) - callerid_free(cs); -} - -/* Terminate any tones we are presently playing */ -static void stoptone( int handle) -{ - int ret; - VPB_EVENT je; - while(vpb_playtone_state(handle)!=VPB_OK){ - vpb_tone_terminate(handle); - ret = vpb_get_event_ch_async(handle,&je); - if ((ret == VPB_OK)&&(je.type != VPB_DIALEND)){ - ast_verb(4, "Stop tone collected a wrong event!![%d]\n",je.type); -/* vpb_put_event(&je); */ - } - vpb_sleep(10); - } -} - -/* Safe vpb_playtone_async */ -static int playtone( int handle, VPB_TONE *tone) -{ - int ret=VPB_OK; - stoptone(handle); - ast_verb(4, "[%02d]: Playing tone\n", handle); - ret = vpb_playtone_async(handle, tone); - return ret; -} - -static inline int monitor_handle_owned(struct vpb_pvt *p, VPB_EVENT *e) -{ - struct ast_frame f = {AST_FRAME_CONTROL}; /* default is control, Clear rest. */ - int endbridge = 0; - int res=0; - - ast_verb(4, "%s: handle_owned: got event: [%d=>%d]\n", p->dev, e->type, e->data); - - f.src = "vpb"; - switch (e->type) { - case VPB_RING: - if (p->mode == MODE_FXO) { - f.subclass = AST_CONTROL_RING; - vpb_timer_stop(p->ring_timer); - vpb_timer_start(p->ring_timer); - } else - f.frametype = AST_FRAME_NULL; /* ignore ring on station port. */ - break; - - case VPB_RING_OFF: - f.frametype = AST_FRAME_NULL; - break; - - case VPB_TIMEREXP: - if (e->data == p->busy_timer_id) { - playtone(p->handle,&Busytone); - p->state = VPB_STATE_PLAYBUSY; - vpb_timer_stop(p->busy_timer); - vpb_timer_start(p->busy_timer); - f.frametype = AST_FRAME_NULL; - } else if (e->data == p->ringback_timer_id) { - playtone(p->handle, &Ringbacktone); - vpb_timer_stop(p->ringback_timer); - vpb_timer_start(p->ringback_timer); - f.frametype = AST_FRAME_NULL; - } else if (e->data == p->ring_timer_id) { - /* We didnt get another ring in time! */ - if (p->owner->_state != AST_STATE_UP) { - /* Assume caller has hung up */ - vpb_timer_stop(p->ring_timer); - f.subclass = AST_CONTROL_HANGUP; - } else { - vpb_timer_stop(p->ring_timer); - f.frametype = AST_FRAME_NULL; - } - - } else { - f.frametype = AST_FRAME_NULL; /* Ignore. */ - } - break; - - case VPB_DTMF_DOWN: - case VPB_DTMF: - if (use_ast_dtmfdet){ - f.frametype = AST_FRAME_NULL; - } else if (p->owner->_state == AST_STATE_UP) { - f.frametype = AST_FRAME_DTMF; - f.subclass = e->data; - } else - f.frametype = AST_FRAME_NULL; - break; - - case VPB_TONEDETECT: - if (e->data == VPB_BUSY || e->data == VPB_BUSY_308 || e->data == VPB_BUSY_AUST ) { - ast_verb(4, "%s: handle_owned: got event: BUSY\n", p->dev); - if (p->owner->_state == AST_STATE_UP) { - f.subclass = AST_CONTROL_HANGUP; - } - else { - f.subclass = AST_CONTROL_BUSY; - } - } - else if (e->data == VPB_FAX){ - if (!p->faxhandled){ - if (strcmp(p->owner->exten, "fax")) { - const char *target_context = S_OR(p->owner->macrocontext, p->owner->context); - - if (ast_exists_extension(p->owner, target_context, "fax", 1, p->owner->cid.cid_num)) { - ast_verb(3, "Redirecting %s to fax extension\n", p->owner->name); - /* Save the DID/DNIS when we transfer the fax call to a "fax" extension */ - pbx_builtin_setvar_helper(p->owner, "FAXEXTEN", p->owner->exten); - if (ast_async_goto(p->owner, target_context, "fax", 1)) - ast_log(LOG_WARNING, "Failed to async goto '%s' into fax of '%s'\n", p->owner->name, target_context); - } else - ast_log(LOG_NOTICE, "Fax detected, but no fax extension\n"); - } else - ast_debug(1, "Already in a fax extension, not redirecting\n"); - } else - ast_debug(1, "Fax already handled\n"); - - } - else if (e->data == VPB_GRUNT) { - if ( ast_tvdiff_ms(ast_tvnow(), p->lastgrunt) > gruntdetect_timeout ) { - /* Nothing heard on line for a very long time - * Timeout connection */ - ast_verb(3, "grunt timeout\n"); - ast_log(LOG_NOTICE,"%s: Line hangup due of lack of conversation\n",p->dev); - f.subclass = AST_CONTROL_HANGUP; - } else { - p->lastgrunt = ast_tvnow(); - f.frametype = AST_FRAME_NULL; - } - } - else { - f.frametype = AST_FRAME_NULL; - } - break; - - case VPB_CALLEND: - #ifdef DIAL_WITH_CALL_PROGRESS - if (e->data == VPB_CALL_CONNECTED) - f.subclass = AST_CONTROL_ANSWER; - else if (e->data == VPB_CALL_NO_DIAL_TONE || e->data == VPB_CALL_NO_RING_BACK) - f.subclass = AST_CONTROL_CONGESTION; - else if (e->data == VPB_CALL_NO_ANSWER || e->data == VPB_CALL_BUSY) - f.subclass = AST_CONTROL_BUSY; - else if (e->data == VPB_CALL_DISCONNECTED) - f.subclass = AST_CONTROL_HANGUP; - #else - ast_log(LOG_NOTICE,"%s: Got call progress callback but blind dialing \n", p->dev); - f.frametype = AST_FRAME_NULL; - #endif - break; - - case VPB_STATION_OFFHOOK: - f.subclass = AST_CONTROL_ANSWER; - break; - - case VPB_DROP: - if ((p->mode == MODE_FXO)&&(UseLoopDrop)){ /* ignore loop drop on stations */ - if (p->owner->_state == AST_STATE_UP) - f.subclass = AST_CONTROL_HANGUP; - else - f.frametype = AST_FRAME_NULL; - } - break; - case VPB_LOOP_ONHOOK: - if (p->owner->_state == AST_STATE_UP) - f.subclass = AST_CONTROL_HANGUP; - else - f.frametype = AST_FRAME_NULL; - break; - case VPB_STATION_ONHOOK: - f.subclass = AST_CONTROL_HANGUP; - break; - - case VPB_STATION_FLASH: - f.subclass = AST_CONTROL_FLASH; - break; - - /* Called when dialing has finished and ringing starts - * No indication that call has really been answered when using blind dialing - */ - case VPB_DIALEND: - if (p->state < 5){ - f.subclass = AST_CONTROL_ANSWER; - ast_verb(2, "%s: Dialend\n", p->dev); - } else { - f.frametype = AST_FRAME_NULL; - } - break; - - case VPB_PLAY_UNDERFLOW: - f.frametype = AST_FRAME_NULL; - vpb_reset_play_fifo_alarm(p->handle); - break; - - case VPB_RECORD_OVERFLOW: - f.frametype = AST_FRAME_NULL; - vpb_reset_record_fifo_alarm(p->handle); - break; - - default: - f.frametype = AST_FRAME_NULL; - break; - } - -/* - ast_verb(4, "%s: LOCKING in handle_owned [%d]\n", p->dev,res); - res = ast_mutex_lock(&p->lock); - ast_verb(4, "%s: LOCKING count[%d] owner[%d] \n", p->dev, p->lock.__m_count,p->lock.__m_owner); -*/ - { - if (p->bridge) { /* Check what happened, see if we need to report it. */ - switch (f.frametype) { - case AST_FRAME_DTMF: - if ( !(p->bridge->c0 == p->owner && - (p->bridge->flags & AST_BRIDGE_DTMF_CHANNEL_0) ) && - !(p->bridge->c1 == p->owner && - (p->bridge->flags & AST_BRIDGE_DTMF_CHANNEL_1) )) - /* Kill bridge, this is interesting. */ - endbridge = 1; - break; - - case AST_FRAME_CONTROL: - if (!(p->bridge->flags & AST_BRIDGE_IGNORE_SIGS)) - #if 0 - if (f.subclass == AST_CONTROL_BUSY || - f.subclass == AST_CONTROL_CONGESTION || - f.subclass == AST_CONTROL_HANGUP || - f.subclass == AST_CONTROL_FLASH) - #endif - endbridge = 1; - break; - - default: - break; - } - if (endbridge) { - if (p->bridge->fo) - *p->bridge->fo = ast_frisolate(&f); - if (p->bridge->rc) - *p->bridge->rc = p->owner; - - ast_mutex_lock(&p->bridge->lock); { - p->bridge->endbridge = 1; - ast_cond_signal(&p->bridge->cond); - } ast_mutex_unlock(&p->bridge->lock); - } - } - } - - if (endbridge){ - res = ast_mutex_unlock(&p->lock); -/* - ast_verb(4, "%s: unLOCKING in handle_owned [%d]\n", p->dev,res); -*/ - return 0; - } - - ast_verb(4, "%s: handle_owned: Prepared frame type[%d]subclass[%d], bridge=%p owner=[%s]\n", - p->dev, f.frametype, f.subclass, (void *)p->bridge, p->owner->name); - - /* Trylock used here to avoid deadlock that can occur if we - * happen to be in here handling an event when hangup is called - * Problem is that hangup holds p->owner->lock - */ - if ((f.frametype >= 0)&& (f.frametype != AST_FRAME_NULL)&&(p->owner)) { - if (ast_mutex_trylock(&p->owner->lock)==0) { - ast_queue_frame(p->owner, &f); - ast_mutex_unlock(&p->owner->lock); - ast_verb(4, "%s: handled_owned: Queued Frame to [%s]\n", p->dev,p->owner->name); - } else { - ast_verbose("%s: handled_owned: Missed event %d/%d \n", - p->dev,f.frametype, f.subclass); - } - } - res = ast_mutex_unlock(&p->lock); -/* - ast_verb(4, "%s: unLOCKING in handle_owned [%d]\n", p->dev,res); -*/ - - return 0; -} - -static inline int monitor_handle_notowned(struct vpb_pvt *p, VPB_EVENT *e) -{ - char s[2] = {0}; - struct ast_channel *owner = p->owner; - char cid_num[256]; - char cid_name[256]; -/* - struct ast_channel *c; -*/ - - char str[VPB_MAX_STR]; - vpb_translate_event(e, str); - ast_verb(4, "%s: handle_notowned: mode=%d, event[%d][%s]=[%d]\n", p->dev, p->mode, e->type,str, e->data); - - switch(e->type) { - case VPB_LOOP_ONHOOK: - case VPB_LOOP_POLARITY: - if (UsePolarityCID == 1){ - ast_verb(4, "Polarity reversal\n"); - if(p->callerid_type == 1) { - ast_verb(4, "Using VPB Caller ID\n"); - get_callerid(p); /* UK CID before 1st ring*/ - } -/* get_callerid_ast(p); */ /* Caller ID using the ast functions */ - } - break; - case VPB_RING: - if (p->mode == MODE_FXO) /* FXO port ring, start * */ { - vpb_new(p, AST_STATE_RING, p->context); - if (UsePolarityCID != 1){ - if(p->callerid_type == 1) { - ast_verb(4, "Using VPB Caller ID\n"); - get_callerid(p); /* Australian CID only between 1st and 2nd ring */ - } - get_callerid_ast(p); /* Caller ID using the ast functions */ - } - else { - ast_log(LOG_ERROR, "Setting caller ID: %s %s\n",p->cid_num, p->cid_name); - ast_set_callerid(p->owner, p->cid_num, p->cid_name, p->cid_num); - p->cid_num[0]=0; - p->cid_name[0]=0; - } - - vpb_timer_stop(p->ring_timer); - vpb_timer_start(p->ring_timer); - } - break; - - case VPB_RING_OFF: - break; - - case VPB_STATION_OFFHOOK: - if (p->mode == MODE_IMMEDIATE) - vpb_new(p,AST_STATE_RING, p->context); - else { - ast_verb(4, "%s: handle_notowned: playing dialtone\n",p->dev); - playtone(p->handle, &Dialtone); - p->state=VPB_STATE_PLAYDIAL; - p->wantdtmf = 1; - p->ext[0] = 0; /* Just to be sure & paranoid.*/ - } - break; - - case VPB_DIALEND: - if (p->mode == MODE_DIALTONE){ - if (p->state == VPB_STATE_PLAYDIAL) { - playtone(p->handle, &Dialtone); - p->wantdtmf = 1; - p->ext[0] = 0; /* Just to be sure & paranoid. */ - } - /* These are not needed as they have timers to restart them - else if (p->state == VPB_STATE_PLAYBUSY) { - playtone(p->handle, &Busytone); - p->wantdtmf = 1; - p->ext[0] = 0; - } - else if (p->state == VPB_STATE_PLAYRING) { - playtone(p->handle, &Ringbacktone); - p->wantdtmf = 1; - p->ext[0] = 0; - } - */ - } else { - ast_verb(4, "%s: handle_notowned: Got a DIALEND when not really expected\n",p->dev); - } - break; - - case VPB_STATION_ONHOOK: /* clear ext */ - stoptone(p->handle); - p->wantdtmf = 1 ; - p->ext[0] = 0; - p->state=VPB_STATE_ONHOOK; - break; - case VPB_TIMEREXP: - if (e->data == p->dtmfidd_timer_id) { - if (ast_exists_extension(NULL, p->context, p->ext, 1, p->callerid)){ - ast_verb(4, "%s: handle_notowned: DTMF IDD timer out, matching on [%s] in [%s]\n", p->dev,p->ext , p->context); - - vpb_new(p,AST_STATE_RING, p->context); - } - } else if (e->data == p->ring_timer_id) { - /* We didnt get another ring in time! */ - if (p->owner){ - if (p->owner->_state != AST_STATE_UP) { - /* Assume caller has hung up */ - vpb_timer_stop(p->ring_timer); - } - } else { - /* No owner any more, Assume caller has hung up */ - vpb_timer_stop(p->ring_timer); - } - } - break; - - case VPB_DTMF: - if (p->state == VPB_STATE_ONHOOK){ - /* DTMF's being passed while on-hook maybe Caller ID */ - if ( p->mode == MODE_FXO ) { - if ( e->data == DTMF_CID_START ) { /* CallerID Start signal */ - p->dtmf_caller_pos = 0; /* Leaves the first digit out */ - memset(p->callerid,0,AST_MAX_EXTENSION); - } - else if ( e->data == DTMF_CID_STOP ) { /* CallerID End signal */ - p->callerid[p->dtmf_caller_pos] = '\0'; - ast_verb(3, " %s: DTMF CallerID %s\n",p->dev,p->callerid); - if (owner){ - /* - if (owner->cid.cid_num) - ast_free(owner->cid.cid_num); - owner->cid.cid_num=NULL; - if (owner->cid.cid_name) - ast_free(owner->cid.cid_name); - owner->cid.cid_name=NULL; - owner->cid.cid_num = strdup(p->callerid); - */ - cid_name[0] = '\0'; - cid_num[0] = '\0'; - ast_callerid_split(p->callerid, cid_name, sizeof(cid_name), cid_num, sizeof(cid_num)); - ast_set_callerid(owner, cid_num, cid_name, cid_num); - - } else - ast_verb(3, " %s: DTMF CallerID: no owner to assign CID \n",p->dev); - } else if ( p->dtmf_caller_pos < AST_MAX_EXTENSION ) { - if ( p->dtmf_caller_pos >= 0 ) - p->callerid[p->dtmf_caller_pos] = e->data; - p->dtmf_caller_pos++; - } - } - break; - } - if (p->wantdtmf == 1) { - stoptone(p->handle); - p->wantdtmf = 0; - } - p->state=VPB_STATE_GETDTMF; - s[0] = e->data; - strncat(p->ext, s, sizeof(p->ext) - strlen(p->ext) - 1); - #if 0 - if (!strcmp(p->ext,ast_pickup_ext())) { - /* Call pickup has been dialled! */ - if (ast_pickup_call(c)) { - /* Call pickup wasnt possible */ - } - } - else - #endif - if (ast_exists_extension(NULL, p->context, p->ext, 1, p->callerid)){ - if ( ast_canmatch_extension(NULL, p->context, p->ext, 1, p->callerid)){ - ast_verb(4, "%s: handle_notowned: Multiple matches on [%s] in [%s]\n", p->dev,p->ext , p->context); - /* Start DTMF IDD timer */ - vpb_timer_stop(p->dtmfidd_timer); - vpb_timer_start(p->dtmfidd_timer); - } - else { - ast_verb(4, "%s: handle_notowned: Matched on [%s] in [%s]\n", p->dev,p->ext , p->context); - vpb_new(p,AST_STATE_UP, p->context); - } - } else if (!ast_canmatch_extension(NULL, p->context, p->ext, 1, p->callerid)){ - if (ast_exists_extension(NULL, "default", p->ext, 1, p->callerid)) { - vpb_new(p,AST_STATE_UP, "default"); - } else if (!ast_canmatch_extension(NULL, "default", p->ext, 1, p->callerid)) { - ast_verb(4, "%s: handle_notowned: can't match anything in %s or default\n", p->dev, p->context); - playtone(p->handle, &Busytone); - vpb_timer_stop(p->busy_timer); - vpb_timer_start(p->busy_timer); - p->state = VPB_STATE_PLAYBUSY; - } - } - break; - - default: - /* Ignore.*/ - break; - } - - ast_verb(4, "%s: handle_notowned: mode=%d, [%d=>%d]\n", p->dev, p->mode, e->type, e->data); - - return 0; -} - -static void *do_monitor(void *unused) -{ - - /* Monitor thread, doesn't die until explicitly killed. */ - - ast_verb(2, "Starting vpb monitor thread[%ld]\n", - pthread_self()); - - pthread_setcanceltype(PTHREAD_CANCEL_ASYNCHRONOUS, NULL); - - for(;;) { - VPB_EVENT e; - VPB_EVENT je; - char str[VPB_MAX_STR]; - struct vpb_pvt *p; - - /* - ast_verb(4, "Monitor waiting for event\n"); - */ - - int res = vpb_get_event_sync(&e, VPB_WAIT_TIMEOUT); - if( (res==VPB_NO_EVENTS) || (res==VPB_TIME_OUT) ){ - /* - if (res == VPB_NO_EVENTS){ - ast_verb(4, "No events....\n"); - } else { - ast_verb(4, "No events, timed out....\n"); - } - */ - continue; - } - - if (res != VPB_OK) { - ast_log(LOG_ERROR,"Monitor get event error %s\n", vpb_strerror(res) ); - ast_verbose("Monitor get event error %s\n", vpb_strerror(res) ); - continue; - } - - str[0] = 0; - - p = NULL; - - ast_mutex_lock(&monlock); { - //XXX useless braces, remove them and fix indenting - if (e.type == VPB_NULL_EVENT) - ast_verb(4, "Monitor got null event\n"); - else { - vpb_translate_event(&e, str); - if (strlen(str)>1){ - str[(strlen(str)-1)]='\0'; - } - - ast_mutex_lock(&iflock); { - p = iflist; - while (p && p->handle != e.handle) - p = p->next; - } ast_mutex_unlock(&iflock); - - if (p) - ast_verb(4, "%s: Event [%d=>%s] \n", - p ? p->dev : "null", e.type, str ); - } - - } ast_mutex_unlock(&monlock); - - if (!p) { - if (e.type != VPB_NULL_EVENT){ - ast_log(LOG_WARNING, "Got event [%s][%d], no matching iface!\n", str,e.type); - ast_verb(4, "vpb/ERR: No interface for Event [%d=>%s] \n",e.type,str ); - } - continue; - } - - /* flush the event from the channel event Q */ - vpb_get_event_ch_async(e.handle,&je); - vpb_translate_event(&je, str); - ast_verb(5, "%s: Flushing event [%d]=>%s\n",p->dev,je.type,str); - - /* Check for ownership and locks */ - if ((p->owner)&&(!p->golock)){ - /* Need to get owner lock */ - /* Safely grab both p->lock and p->owner->lock so that there - cannot be a race with something from the other side */ - /* - ast_mutex_lock(&p->lock); - while(ast_mutex_trylock(&p->owner->lock)) { - ast_mutex_unlock(&p->lock); - usleep(1); - ast_mutex_lock(&p->lock); - if (!p->owner) - break; - } - if (p->owner) - p->golock=1; - */ - } - /* Two scenarios: Are you owned or not. */ - if (p->owner) { - monitor_handle_owned(p, &e); - } else { - monitor_handle_notowned(p, &e); - } - /* if ((!p->owner)&&(p->golock)){ - ast_mutex_unlock(&p->owner->lock); - ast_mutex_unlock(&p->lock); - } - */ - - } - - return NULL; -} - -static int restart_monitor(void) -{ - int error = 0; - - /* If we're supposed to be stopped -- stay stopped */ - if (mthreadactive == -2) - return 0; - - ast_verb(4, "Restarting monitor\n"); - - ast_mutex_lock(&monlock); { - if (monitor_thread == pthread_self()) { - ast_log(LOG_WARNING, "Cannot kill myself\n"); - error = -1; - ast_verb(4, "Monitor trying to kill monitor\n"); - } - else { - if (mthreadactive != -1) { - /* Why do other drivers kill the thread? No need says I, simply awake thread with event. */ - VPB_EVENT e; - e.handle = 0; - e.type = VPB_NULL_EVENT; - e.data = 0; - - ast_verb(4, "Trying to reawake monitor\n"); - - vpb_put_event(&e); - } else { - /* Start a new monitor */ - int pid = ast_pthread_create(&monitor_thread, NULL, do_monitor, NULL); - ast_verb(4, "Created new monitor thread %d\n",pid); - if (pid < 0) { - ast_log(LOG_ERROR, "Unable to start monitor thread.\n"); - error = -1; - } else - mthreadactive = 0; /* Started the thread!*/ - } - } - } ast_mutex_unlock(&monlock); - - ast_verb(4, "Monitor restarted\n"); - - return error; -} - -/* Per board config that must be called after vpb_open() */ -static void mkbrd(vpb_model_t model, int echo_cancel) -{ - if(!bridges) { - if(model==vpb_model_v4pci) - max_bridges = MAX_BRIDGES_V4PCI; - bridges = ast_calloc(1, max_bridges * sizeof(vpb_bridge_t)); - if(!bridges) - ast_log(LOG_ERROR, "Failed to initialize bridges\n"); - else { - for(int i = 0; i < max_bridges; i++ ) { - ast_mutex_init(&bridges[i].lock); - ast_cond_init(&bridges[i].cond, NULL); - } - } - } - if(!echo_cancel) { - if (model==vpb_model_v4pci) { - vpb_echo_canc_disable(); - ast_log(LOG_NOTICE, "Voicetronix echo cancellation OFF\n"); - } - else { - /* need to it port by port for OpenSwitch*/ - } - } else { - if (model==vpb_model_v4pci) { - vpb_echo_canc_enable(); - ast_log(LOG_NOTICE, "Voicetronix echo cancellation ON\n"); - if (ec_supp_threshold > -1){ - #ifdef VPB_PRI - vpb_echo_canc_set_sup_thresh(0,(short *)&ec_supp_threshold); - #else - vpb_echo_canc_set_sup_thresh((short *)&ec_supp_threshold); - #endif - ast_log(LOG_NOTICE, "Voicetronix EC Sup Thres set\n"); - } - } - else { - /* need to it port by port for OpenSwitch*/ - } - } -} - -static struct vpb_pvt *mkif(int board, int channel, int mode, int gains, float txgain, float rxgain, - float txswgain, float rxswgain, int bal1, int bal2, int bal3, - char * callerid, int echo_cancel, int group, ast_group_t callgroup, ast_group_t pickupgroup ) -{ - struct vpb_pvt *tmp; - char buf[64]; - - tmp = ast_calloc(1, sizeof(*tmp)); - - if (!tmp) - return NULL; - - tmp->handle = vpb_open(board, channel); - - if (tmp->handle < 0) { - ast_log(LOG_WARNING, "Unable to create channel vpb/%d-%d: %s\n", - board, channel, strerror(errno)); - ast_free(tmp); - return NULL; - } - - snprintf(tmp->dev, sizeof(tmp->dev), "vpb/%d-%d", board, channel); - - tmp->mode = mode; - - tmp->group = group; - tmp->callgroup = callgroup; - tmp->pickupgroup = pickupgroup; - - /* Initilize dtmf caller ID position variable */ - tmp->dtmf_caller_pos=0; - - strncpy(tmp->language, language, sizeof(tmp->language) - 1); - strncpy(tmp->context, context, sizeof(tmp->context) - 1); - - tmp->callerid_type=0; - if(callerid) { - if (strcasecmp(callerid,"on")==0){ - tmp->callerid_type =1; - strncpy(tmp->callerid, "unknown", sizeof(tmp->callerid) - 1); - } - else if (strcasecmp(callerid,"v23")==0){ - tmp->callerid_type =2; - strncpy(tmp->callerid, "unknown", sizeof(tmp->callerid) - 1); - } - else if (strcasecmp(callerid,"bell")==0){ - tmp->callerid_type =3; - strncpy(tmp->callerid, "unknown", sizeof(tmp->callerid) - 1); - } - else { - strncpy(tmp->callerid, callerid, sizeof(tmp->callerid) - 1); - } - } else { - strncpy(tmp->callerid, "unknown", sizeof(tmp->callerid) - 1); - } - - /* check if codec balances have been set in the config file */ - if (bal3>=0) { - if ((bal1>=0) && !(bal1 & 32)) bal1 |= 32; - vpb_set_codec_reg(tmp->handle, 0x42, bal3); - } - if(bal1>=0) vpb_set_codec_reg(tmp->handle, 0x32, bal1); - if(bal2>=0) vpb_set_codec_reg(tmp->handle, 0x3a, bal2); - - if (gains & VPB_GOT_TXHWG){ - if (txgain > MAX_VPB_GAIN){ - tmp->txgain = MAX_VPB_GAIN; - } - else if (txgain < MIN_VPB_GAIN){ - tmp->txgain = MIN_VPB_GAIN; - } - else { - tmp->txgain = txgain; - } - - ast_log(LOG_NOTICE,"VPB setting Tx Hw gain to [%f]\n",tmp->txgain); - vpb_play_set_hw_gain(tmp->handle, tmp->txgain); - } - - if (gains & VPB_GOT_RXHWG){ - if (rxgain > MAX_VPB_GAIN){ - tmp->rxgain = MAX_VPB_GAIN; - } - else if (rxgain < MIN_VPB_GAIN){ - tmp->rxgain = MIN_VPB_GAIN; - } - else { - tmp->rxgain = rxgain; - } - ast_log(LOG_NOTICE,"VPB setting Rx Hw gain to [%f]\n",tmp->rxgain); - vpb_record_set_hw_gain(tmp->handle,tmp->rxgain); - } - - if (gains & VPB_GOT_TXSWG){ - tmp->txswgain = txswgain; - ast_log(LOG_NOTICE,"VPB setting Tx Sw gain to [%f]\n",tmp->txswgain); - vpb_play_set_gain(tmp->handle, tmp->txswgain); - } - - if (gains & VPB_GOT_RXSWG){ - tmp->rxswgain = rxswgain; - ast_log(LOG_NOTICE,"VPB setting Rx Sw gain to [%f]\n",tmp->rxswgain); - vpb_record_set_gain(tmp->handle, tmp->rxswgain); - } - - tmp->vpb_model = vpb_model_unknown; - if( vpb_get_model(buf) == VPB_OK ) { - if(strcmp(buf,"V12PCI")==0) - tmp->vpb_model = vpb_model_v12pci; - else if(strcmp(buf,"VPB4")==0) - tmp->vpb_model = vpb_model_v4pci; - } - - ast_mutex_init(&tmp->owner_lock); - ast_mutex_init(&tmp->lock); - ast_mutex_init(&tmp->record_lock); - ast_mutex_init(&tmp->play_lock); - ast_mutex_init(&tmp->play_dtmf_lock); - - /* set default read state */ - tmp->read_state = 0; - - tmp->golock=0; - - tmp->busy_timer_id = vpb_timer_get_unique_timer_id(); - vpb_timer_open(&tmp->busy_timer, tmp->handle, tmp->busy_timer_id, TIMER_PERIOD_BUSY); - - tmp->ringback_timer_id = vpb_timer_get_unique_timer_id(); - vpb_timer_open(&tmp->ringback_timer, tmp->handle, tmp->ringback_timer_id, TIMER_PERIOD_RINGBACK); - - tmp->ring_timer_id = vpb_timer_get_unique_timer_id(); - vpb_timer_open(&tmp->ring_timer, tmp->handle, tmp->ring_timer_id, timer_period_ring); - - tmp->dtmfidd_timer_id = vpb_timer_get_unique_timer_id(); - vpb_timer_open(&tmp->dtmfidd_timer, tmp->handle, tmp->dtmfidd_timer_id, dtmf_idd); - - if (mode == MODE_FXO){ - if (use_ast_dtmfdet) - vpb_set_event_mask(tmp->handle, VPB_EVENTS_NODTMF ); - else - vpb_set_event_mask(tmp->handle, VPB_EVENTS_ALL ); - } - else { -/* - if (use_ast_dtmfdet) - vpb_set_event_mask(tmp->handle, VPB_EVENTS_NODTMF ); - else -*/ - vpb_set_event_mask(tmp->handle, VPB_EVENTS_STAT ); - } - - if ((tmp->vpb_model == vpb_model_v12pci) && (echo_cancel)){ - vpb_hostecho_on(tmp->handle); - } - if (use_ast_dtmfdet) { - tmp->vad = ast_dsp_new(); - ast_dsp_set_features(tmp->vad, DSP_FEATURE_DTMF_DETECT); - ast_dsp_digitmode(tmp->vad, DSP_DIGITMODE_DTMF); - if (relaxdtmf) - ast_dsp_digitmode(tmp->vad, DSP_DIGITMODE_DTMF|DSP_DIGITMODE_RELAXDTMF); - } - else { - tmp->vad = NULL; - } - - /* define grunt tone */ - vpb_settonedet(tmp->handle,&toned_ungrunt); - - ast_log(LOG_NOTICE,"Voicetronix %s channel %s initialized (rxsg=%f/txsg=%f/rxhg=%f/txhg=%f)(0x%x/0x%x/0x%x)\n", - (tmp->vpb_model==vpb_model_v4pci)?"V4PCI": (tmp->vpb_model==vpb_model_v12pci)?"V12PCI":"[Unknown model]", - tmp->dev, tmp->rxswgain, tmp->txswgain, tmp->rxgain, tmp->txgain, bal1, bal2, bal3 ); - - return tmp; -} - -static int vpb_indicate(struct ast_channel *ast, int condition, const void *data, size_t datalen) -{ - struct vpb_pvt *p = (struct vpb_pvt *)ast->tech_pvt; - int res = 0; - int tmp = 0; - - if (use_ast_ind == 1) { - ast_verb(4, "%s: vpb_indicate called when using Ast Indications !?!\n", p->dev); - return 0; - } - - ast_verb(4, "%s: vpb_indicate [%d] state[%d]\n", p->dev, condition,ast->_state); -/* - if (ast->_state != AST_STATE_UP) { - ast_verb(4, "%s: vpb_indicate Not in AST_STATE_UP\n", p->dev, condition,ast->_state); - return res; - } -*/ - -/* - ast_verb(4, "%s: LOCKING in indicate \n", p->dev); - ast_verb(4, "%s: LOCKING count[%d] owner[%d] \n", p->dev, p->lock.__m_count,p->lock.__m_owner); -*/ - ast_mutex_lock(&p->lock); - switch(condition) { - case AST_CONTROL_BUSY: - case AST_CONTROL_CONGESTION: - if (ast->_state == AST_STATE_UP) { - playtone(p->handle, &Busytone); - p->state = VPB_STATE_PLAYBUSY; - vpb_timer_stop(p->busy_timer); - vpb_timer_start(p->busy_timer); - } - break; - case AST_CONTROL_RINGING: - if (ast->_state == AST_STATE_UP) { - playtone(p->handle, &Ringbacktone); - p->state = VPB_STATE_PLAYRING; - ast_verb(4, "%s: vpb indicate: setting ringback timer [%d]\n", p->dev,p->ringback_timer_id); - - vpb_timer_stop(p->ringback_timer); - vpb_timer_start(p->ringback_timer); - } - break; - case AST_CONTROL_ANSWER: - case -1: /* -1 means stop playing? */ - vpb_timer_stop(p->ringback_timer); - vpb_timer_stop(p->busy_timer); - stoptone(p->handle); - break; - case AST_CONTROL_HANGUP: - if (ast->_state == AST_STATE_UP) { - playtone(p->handle, &Busytone); - p->state = VPB_STATE_PLAYBUSY; - vpb_timer_stop(p->busy_timer); - vpb_timer_start(p->busy_timer); - } - break; - case AST_CONTROL_HOLD: - ast_moh_start(ast, (const char *) data, NULL); - break; - case AST_CONTROL_UNHOLD: - ast_moh_stop(ast); - break; - default: - res = 0; - break; - } - tmp = ast_mutex_unlock(&p->lock); -/* - ast_verb(4, "%s: unLOCKING in indicate [%d]\n", p->dev,tmp); -*/ - return res; -} - -static int vpb_fixup(struct ast_channel *oldchan, struct ast_channel *newchan) -{ - struct vpb_pvt *p = (struct vpb_pvt *)newchan->tech_pvt; - int res = 0; - -/* - ast_verb(4, "%s: LOCKING in fixup \n", p->dev); - ast_verb(4, "%s: LOCKING count[%d] owner[%d] \n", p->dev, p->lock.__m_count,p->lock.__m_owner); -*/ - ast_mutex_lock(&p->lock); - ast_debug(1, "New owner for channel %s is %s\n", p->dev, newchan->name); - - if (p->owner == oldchan) { - p->owner = newchan; - } - - if (newchan->_state == AST_STATE_RINGING){ - if (use_ast_ind == 1) { - ast_verb(4, "%s: vpb_fixup Calling ast_indicate\n", p->dev); - ast_indicate(newchan, AST_CONTROL_RINGING); - } - else { - ast_verb(4, "%s: vpb_fixup Calling vpb_indicate\n", p->dev); - vpb_indicate(newchan, AST_CONTROL_RINGING, NULL, 0); - } - } - - res= ast_mutex_unlock(&p->lock); -/* - ast_verb(4, "%s: unLOCKING in fixup [%d]\n", p->dev,res); -*/ - return 0; -} - -static int vpb_digit_begin(struct ast_channel *ast, char digit) -{ - /* XXX Modify this callback to let Asterisk control the length of DTMF */ - return 0; -} -static int vpb_digit_end(struct ast_channel *ast, char digit, unsigned int duration) -{ - struct vpb_pvt *p = (struct vpb_pvt *)ast->tech_pvt; - char s[2]; - int res = 0; - - if (use_ast_dtmf){ - ast_verb(4, "%s: vpb_digit: asked to play digit[%c] but we are using asterisk dtmf play back?!\n", p->dev, digit); - return 0; - } - -/* - ast_verb(4, "%s: LOCKING in digit \n", p->dev); - ast_verb(4, "%s: LOCKING count[%d] owner[%d] \n", p->dev, p->lock.__m_count,p->lock.__m_owner); -*/ - ast_mutex_lock(&p->lock); - - - s[0] = digit; - s[1] = '\0'; - - ast_verb(4, "%s: vpb_digit: asked to play digit[%s]\n", p->dev, s); - - ast_mutex_lock(&p->play_dtmf_lock); - strncat(p->play_dtmf,s,sizeof(*p->play_dtmf)); - ast_mutex_unlock(&p->play_dtmf_lock); - - res = ast_mutex_unlock(&p->lock); -/* - ast_verb(4, "%s: unLOCKING in digit [%d]\n", p->dev,res); -*/ - return 0; -} - -/* Places a call out of a VPB channel */ -static int vpb_call(struct ast_channel *ast, char *dest, int timeout) -{ - struct vpb_pvt *p = (struct vpb_pvt *)ast->tech_pvt; - int res = 0,i; - char *s = strrchr(dest, '/'); - char dialstring[254] = ""; - int tmp = 0; - -/* - ast_verb(4, "%s: LOCKING in call \n", p->dev); - ast_verb(4, "%s: LOCKING count[%d] owner[%d] \n", p->dev, p->lock.__m_count,p->lock.__m_owner); -*/ - ast_mutex_lock(&p->lock); - ast_verb(4, "%s: starting call to [%s]\n", p->dev,dest); - - if (s) - s = s + 1; - else - s = dest; - strncpy(dialstring, s, sizeof(dialstring) - 1); - for (i=0; dialstring[i] != '\0' ; i++) { - if ((dialstring[i] == 'w') || (dialstring[i] == 'W')) - dialstring[i] = ','; - else if ((dialstring[i] == 'f') || (dialstring[i] == 'F')) - dialstring[i] = '&'; - } - - if (ast->_state != AST_STATE_DOWN && ast->_state != AST_STATE_RESERVED) { - ast_log(LOG_WARNING, "vpb_call on %s neither down nor reserved!\n", ast->name); - tmp = ast_mutex_unlock(&p->lock); -/* - ast_verb(4, "%s: unLOCKING in call [%d]\n", p->dev,tmp); -*/ - return -1; - } - if (p->mode != MODE_FXO) /* Station port, ring it. */ - res = vpb_ring_station_async(p->handle, VPB_RING_STATION_ON,0); - else { - VPB_CALL call; - - /* Dial must timeout or it can leave channels unuseable */ - if( timeout == 0 ) - timeout = TIMER_PERIOD_NOANSWER; - else - timeout = timeout * 1000; /* convert from secs to ms. */ - - /* These timeouts are only used with call progress dialing */ - call.dialtones = 1; /* Number of dialtones to get outside line */ - call.dialtone_timeout = VPB_DIALTONE_WAIT; /* Wait this long for dialtone (ms) */ - call.ringback_timeout = VPB_RINGWAIT; /* Wait this long for ringing after dialing (ms) */ - call.inter_ringback_timeout = VPB_CONNECTED_WAIT; /* If ringing stops for this long consider it connected (ms) */ - call.answer_timeout = timeout; /* Time to wait for answer after ringing starts (ms) */ - memcpy( &call.tone_map, DialToneMap, sizeof(DialToneMap) ); - vpb_set_call(p->handle, &call); - - ast_verb(2, "%s: Calling %s on %s \n",p->dev, dialstring, ast->name); - - int j; - ast_verb(2, "%s: Dial parms for %s %d/%dms/%dms/%dms/%dms\n", p->dev - , ast->name, call.dialtones, call.dialtone_timeout - , call.ringback_timeout, call.inter_ringback_timeout - , call.answer_timeout ); - for( j=0; !call.tone_map[j].terminate; j++ ) - ast_verb(2, "%s: Dial parms for %s tone %d->%d\n", p->dev, - ast->name, call.tone_map[j].tone_id, call.tone_map[j].call_id); - - ast_verb(4, "%s: Disabling Loop Drop detection\n",p->dev); - vpb_disable_event(p->handle, VPB_MDROP); - vpb_sethook_sync(p->handle,VPB_OFFHOOK); - p->state=VPB_STATE_OFFHOOK; - - #ifndef DIAL_WITH_CALL_PROGRESS - vpb_sleep(300); - ast_verb(4, "%s: Enabling Loop Drop detection\n",p->dev); - vpb_enable_event(p->handle, VPB_MDROP); - res = vpb_dial_async(p->handle, dialstring); - #else - ast_verb(4, "%s: Enabling Loop Drop detection\n",p->dev); - vpb_enable_event(p->handle, VPB_MDROP); - res = vpb_call_async(p->handle, dialstring); - #endif - - if (res != VPB_OK) { - ast_debug(1, "Call on %s to %s failed: %s\n", ast->name, s, vpb_strerror(res)); - res = -1; - } else - res = 0; - } - - ast_verb(3, "%s: VPB Calling %s [t=%d] on %s returned %d\n",p->dev , s, timeout, ast->name, res); - if (res == 0) { - ast_setstate(ast, AST_STATE_RINGING); - ast_queue_control(ast,AST_CONTROL_RINGING); - } - - if (!p->readthread){ - ast_pthread_create(&p->readthread, NULL, do_chanreads, (void *)p); - } - - tmp = ast_mutex_unlock(&p->lock); -/* - ast_verb(4, "%s: unLOCKING in call [%d]\n", p->dev,tmp); -*/ - return res; -} - -static int vpb_hangup(struct ast_channel *ast) -{ - struct vpb_pvt *p = (struct vpb_pvt *)ast->tech_pvt; - VPB_EVENT je; - char str[VPB_MAX_STR]; - int res =0 ; - -/* - ast_verb(4, "%s: LOCKING in hangup \n", p->dev); - ast_verb(4, "%s: LOCKING in hangup count[%d] owner[%d] \n", p->dev, p->lock.__m_count,p->lock.__m_owner); - ast_verb(4, "%s: LOCKING pthread_self(%d)\n", p->dev,pthread_self()); - ast_mutex_lock(&p->lock); -*/ - ast_verb(2, "%s: Hangup requested\n", ast->name); - - if (!ast->tech || !ast->tech_pvt) { - ast_log(LOG_WARNING, "%s: channel not connected?\n", ast->name); - res = ast_mutex_unlock(&p->lock); -/* - ast_verb(4, "%s: unLOCKING in hangup [%d]\n", p->dev,res); -*/ - /* Free up ast dsp if we have one */ - if ((use_ast_dtmfdet)&&(p->vad)) { - ast_dsp_free(p->vad); - p->vad = NULL; - } - return 0; - } - - - - /* Stop record */ - p->stopreads = 1; - if( p->readthread ){ - pthread_join(p->readthread, NULL); - ast_verb(4, "%s: stopped record thread \n",ast->name); - } - - /* Stop play */ - if (p->lastoutput != -1) { - ast_verb(2, "%s: Ending play mode \n",ast->name); - vpb_play_terminate(p->handle); - ast_mutex_lock(&p->play_lock); { - vpb_play_buf_finish(p->handle); - } ast_mutex_unlock(&p->play_lock); - } - - ast_verb(4, "%s: Setting state down\n",ast->name); - ast_setstate(ast,AST_STATE_DOWN); - - -/* - ast_verb(4, "%s: LOCKING in hangup \n", p->dev); - ast_verb(4, "%s: LOCKING in hangup count[%d] owner[%d] \n", p->dev, p->lock.__m_count,p->lock.__m_owner); - ast_verb(4, "%s: LOCKING pthread_self(%d)\n", p->dev,pthread_self()); -*/ - ast_mutex_lock(&p->lock); - - if (p->mode != MODE_FXO) { - /* station port. */ - vpb_ring_station_async(p->handle, VPB_RING_STATION_OFF,0); - if(p->state!=VPB_STATE_ONHOOK){ - /* This is causing a "dial end" "play tone" loop - playtone(p->handle, &Busytone); - p->state = VPB_STATE_PLAYBUSY; - ast_verb(5, "%s: Station offhook[%d], playing busy tone\n", - ast->name,p->state); - */ - } - else { - stoptone(p->handle); - } - #ifdef VPB_PRI - vpb_setloop_async(p->handle, VPB_OFFHOOK); - vpb_sleep(100); - vpb_setloop_async(p->handle, VPB_ONHOOK); - #endif - } else { - stoptone(p->handle); /* Terminates any dialing */ - vpb_sethook_sync(p->handle, VPB_ONHOOK); - p->state=VPB_STATE_ONHOOK; - } - while (VPB_OK==vpb_get_event_ch_async(p->handle,&je)){ - vpb_translate_event(&je, str); - ast_verb(4, "%s: Flushing event [%d]=>%s\n",ast->name,je.type,str); - } - - p->readthread = 0; - p->lastoutput = -1; - p->lastinput = -1; - p->last_ignore_dtmf = 1; - p->ext[0] = 0; - p->dialtone = 0; - - p->owner = NULL; - ast->tech_pvt=NULL; - - /* Free up ast dsp if we have one */ - if ((use_ast_dtmfdet)&&(p->vad)) { - ast_dsp_free(p->vad); - p->vad = NULL; - } - - ast_verb(2, "%s: Hangup complete\n", ast->name); - - restart_monitor(); -/* - ast_verb(4, "%s: LOCKING in hangup count[%d] owner[%d] \n", p->dev, p->lock.__m_count,p->lock.__m_owner); -*/ - res = ast_mutex_unlock(&p->lock); -/* - ast_verb(4, "%s: unLOCKING in hangup [%d]\n", p->dev,res); - ast_verb(4, "%s: LOCKING in hangup count[%d] owner[%d] \n", p->dev, p->lock.__m_count,p->lock.__m_owner); -*/ - return 0; -} - -static int vpb_answer(struct ast_channel *ast) -{ - struct vpb_pvt *p = (struct vpb_pvt *)ast->tech_pvt; - int res = 0; -/* - VPB_EVENT je; - int ret; - ast_verb(4, "%s: LOCKING in answer \n", p->dev); - ast_verb(4, "%s: LOCKING count[%d] owner[%d] \n", p->dev, p->lock.__m_count,p->lock.__m_owner); -*/ - ast_mutex_lock(&p->lock); - - ast_verb(4, "%s: Answering channel\n",p->dev); - - if (p->mode == MODE_FXO){ - ast_verb(4, "%s: Disabling Loop Drop detection\n",p->dev); - vpb_disable_event(p->handle, VPB_MDROP); - } - - if (ast->_state != AST_STATE_UP) { - if (p->mode == MODE_FXO){ - vpb_sethook_sync(p->handle, VPB_OFFHOOK); - p->state=VPB_STATE_OFFHOOK; -/* vpb_sleep(500); - ret = vpb_get_event_ch_async(p->handle,&je); - if ((ret == VPB_OK)&&((je.type != VPB_DROP)&&(je.type != VPB_RING))){ - ast_verb(4, "%s: Answer collected a wrong event!!\n",p->dev); - vpb_put_event(&je); - } -*/ - } - ast_setstate(ast, AST_STATE_UP); - - ast_verb(2, "%s: Answered call on %s [%s]\n", p->dev, - ast->name,(p->mode == MODE_FXO)?"FXO":"FXS"); - - ast->rings = 0; - if( !p->readthread ){ - /* res = ast_mutex_unlock(&p->lock); */ - /* ast_verbose("%s: unLOCKING in answer [%d]\n", p->dev,res); */ - ast_pthread_create(&p->readthread, NULL, do_chanreads, (void *)p); - } else { - ast_verb(4, "%s: Record thread already running!!\n",p->dev); - } - } else { - ast_verb(4, "%s: Answered state is up\n",p->dev); - /* res = ast_mutex_unlock(&p->lock); */ - /* ast_verbose("%s: unLOCKING in answer [%d]\n", p->dev,res); */ - } - vpb_sleep(500); - if (p->mode == MODE_FXO){ - ast_verb(4, "%s: Re-enabling Loop Drop detection\n",p->dev); - vpb_enable_event(p->handle,VPB_MDROP); - } - res = ast_mutex_unlock(&p->lock); -/* - ast_verb(4, "%s: unLOCKING in answer [%d]\n", p->dev,res); -*/ - return 0; -} - -static struct ast_frame *vpb_read(struct ast_channel *ast) -{ - struct vpb_pvt *p = (struct vpb_pvt *)ast->tech_pvt; - static struct ast_frame f = {AST_FRAME_NULL}; - - f.src = "vpb"; - ast_log(LOG_NOTICE, "%s: vpb_read: should never be called!\n", p->dev); - ast_verbose("%s: vpb_read: should never be called!\n", p->dev); - - return &f; -} - -static inline int ast2vpbformat(int ast_format) -{ - switch(ast_format) { - case AST_FORMAT_ALAW: - return VPB_ALAW; - case AST_FORMAT_SLINEAR: - return VPB_LINEAR; - case AST_FORMAT_ULAW: - return VPB_MULAW; - case AST_FORMAT_ADPCM: - return VPB_OKIADPCM; - default: - return -1; - } -} - -static inline char * ast2vpbformatname(int ast_format) -{ - switch(ast_format) { - case AST_FORMAT_ALAW: - return "AST_FORMAT_ALAW:VPB_ALAW"; - case AST_FORMAT_SLINEAR: - return "AST_FORMAT_SLINEAR:VPB_LINEAR"; - case AST_FORMAT_ULAW: - return "AST_FORMAT_ULAW:VPB_MULAW"; - case AST_FORMAT_ADPCM: - return "AST_FORMAT_ADPCM:VPB_OKIADPCM"; - default: - return "UNKN:UNKN"; - } -} - -static inline int astformatbits(int ast_format) -{ - switch(ast_format) { - case AST_FORMAT_ALAW: - case AST_FORMAT_ULAW: - return 8; - case AST_FORMAT_SLINEAR: - return 16; - case AST_FORMAT_ADPCM: - return 4; - default: - return 8; - } -} - -int a_gain_vector(float g, short *v, int n) -{ - int i; - float tmp; - for ( i = 0; i 32767.0) - tmp = 32767.0; - if (tmp < -32768.0) - tmp = -32768.0; - v[i] = (short)tmp; - } - return(i); -} - -/* Writes a frame of voice data to a VPB channel */ -static int vpb_write(struct ast_channel *ast, struct ast_frame *frame) -{ - struct vpb_pvt *p = (struct vpb_pvt *)ast->tech_pvt; - int res = 0, fmt = 0; - struct timeval play_buf_time_start; - int tdiff; - -/* ast_mutex_lock(&p->lock); */ - ast_verb(6, "%s: vpb_write: Writing to channel\n", p->dev); - - if (frame->frametype != AST_FRAME_VOICE) { - ast_verb(4, "%s: vpb_write: Don't know how to handle from type %d\n", ast->name, frame->frametype); -/* ast_mutex_unlock(&p->lock); */ - return 0; - } else if (ast->_state != AST_STATE_UP) { - ast_verb(4, "%s: vpb_write: Attempt to Write frame type[%d]subclass[%d] on not up chan(state[%d])\n",ast->name, frame->frametype, frame->subclass,ast->_state); - p->lastoutput = -1; -/* ast_mutex_unlock(&p->lock); */ - return 0; - } -/* ast_debug(1, "%s: vpb_write: Checked frame type..\n", p->dev); */ - - - fmt = ast2vpbformat(frame->subclass); - if (fmt < 0) { - ast_log(LOG_WARNING, "%s: vpb_write: Cannot handle frames of %d format!\n",ast->name, frame->subclass); - return -1; - } - - tdiff = ast_tvdiff_ms(ast_tvnow(), p->lastplay); - ast_debug(1, "%s: vpb_write: time since last play(%d) \n", p->dev, tdiff); - if (tdiff < (VPB_SAMPLES/8 - 1)){ - ast_debug(1, "%s: vpb_write: Asked to play too often (%d) (%d)\n", p->dev, tdiff,frame->datalen); -// return 0; - } - p->lastplay = ast_tvnow(); -/* - ast_debug(1, "%s: vpb_write: Checked frame format..\n", p->dev); -*/ - - ast_mutex_lock(&p->play_lock); - -/* - ast_debug(1, "%s: vpb_write: Got play lock..\n", p->dev); -*/ - - /* Check if we have set up the play_buf */ - if (p->lastoutput == -1) { - vpb_play_buf_start(p->handle, fmt); - ast_verb(2, "%s: vpb_write: Starting play mode (codec=%d)[%s]\n",p->dev,fmt,ast2vpbformatname(frame->subclass)); - p->lastoutput = fmt; - ast_mutex_unlock(&p->play_lock); - return 0; - } else if (p->lastoutput != fmt) { - vpb_play_buf_finish(p->handle); - vpb_play_buf_start(p->handle, fmt); - ast_verb(2, "%s: vpb_write: Changed play format (%d=>%d)\n",p->dev,p->lastoutput,fmt); - ast_mutex_unlock(&p->play_lock); - return 0; - } - p->lastoutput = fmt; - - - - /* Apply extra gain ! */ - if( p->txswgain > MAX_VPB_GAIN ) - a_gain_vector(p->txswgain - MAX_VPB_GAIN , (short*)frame->data, frame->datalen/sizeof(short)); - -/* ast_debug(1, "%s: vpb_write: Applied gain..\n", p->dev); */ -/* ast_debug(1, "%s: vpb_write: play_buf_time %d\n", p->dev, p->play_buf_time); */ - - if ((p->read_state == 1)&&(p->play_buf_time<5)){ - play_buf_time_start = ast_tvnow(); -/* res = vpb_play_buf_sync(p->handle, (char*)frame->data, tdiff*8*2); */ - res = vpb_play_buf_sync(p->handle, (char*)frame->data, frame->datalen); - if(res == VPB_OK) { - short * data = (short*)frame->data; - ast_verb(6, "%s: vpb_write: Wrote chan (codec=%d) %d %d\n", p->dev, fmt, data[0],data[1]); - } - p->play_buf_time = ast_tvdiff_ms(ast_tvnow(), play_buf_time_start); - } - else { - p->chuck_count++; - ast_debug(1, "%s: vpb_write: Tossed data away, tooooo much data!![%d]\n", p->dev,p->chuck_count); - p->play_buf_time=0; - } - - ast_mutex_unlock(&p->play_lock); -/* ast_mutex_unlock(&p->lock); */ - ast_verb(6, "%s: vpb_write: Done Writing to channel\n", p->dev); - return 0; -} - -/* Read monitor thread function. */ -static void *do_chanreads(void *pvt) -{ - struct vpb_pvt *p = (struct vpb_pvt *)pvt; - struct ast_frame *fr = &p->fr; - char *readbuf = ((char *)p->buf) + AST_FRIENDLY_OFFSET; - int bridgerec = 0; - int afmt, readlen, res, fmt, trycnt=0; - int ignore_dtmf; - const char * getdtmf_var = NULL; - - fr->frametype = AST_FRAME_VOICE; - fr->src = "vpb"; - fr->mallocd = 0; - fr->delivery.tv_sec = 0; - fr->delivery.tv_usec = 0; - fr->samples = VPB_SAMPLES; - fr->offset = AST_FRIENDLY_OFFSET; - memset(p->buf, 0, sizeof p->buf); - - ast_verb(3, "%s: chanreads: starting thread\n", p->dev); - ast_mutex_lock(&p->record_lock); - - p->stopreads = 0; - p->read_state = 1; - while (!p->stopreads && p->owner) { - - ast_verb(5, "%s: chanreads: Starting cycle ...\n", p->dev); - ast_verb(5, "%s: chanreads: Checking bridge \n", p->dev); - if (p->bridge) { - if (p->bridge->c0 == p->owner && (p->bridge->flags & AST_BRIDGE_REC_CHANNEL_0)) - bridgerec = 1; - else if (p->bridge->c1 == p->owner && (p->bridge->flags & AST_BRIDGE_REC_CHANNEL_1)) - bridgerec = 1; - else - bridgerec = 0; - } else { - ast_verb(5, "%s: chanreads: No native bridge.\n", p->dev); - if (p->owner->_bridge){ - ast_verb(5, "%s: chanreads: Got Asterisk bridge with [%s].\n", p->dev,p->owner->_bridge->name); - bridgerec = 1; - } - else { - bridgerec = 0; - } - } - -/* if ( (p->owner->_state != AST_STATE_UP) || !bridgerec) */ - if ( (p->owner->_state != AST_STATE_UP) ) - { - if (p->owner->_state != AST_STATE_UP) - ast_verb(5, "%s: chanreads: Im not up[%d]\n", p->dev,p->owner->_state); - else - ast_verb(5, "%s: chanreads: No bridgerec[%d]\n", p->dev,bridgerec); - vpb_sleep(10); - continue; - } - - /* Voicetronix DTMF detection can be triggered off ordinary speech - * This leads to annoying beeps during the conversation - * Avoid this problem by just setting VPB_GETDTMF when you want to listen for DTMF - */ - /* ignore_dtmf = 1; */ - ignore_dtmf = 0; /* set this to 1 to turn this feature on */ - getdtmf_var = pbx_builtin_getvar_helper(p->owner,"VPB_GETDTMF"); - if( getdtmf_var && ( strcasecmp( getdtmf_var, "yes" ) == 0 ) ) - ignore_dtmf = 0; - - if(( ignore_dtmf != p->last_ignore_dtmf ) &&(!use_ast_dtmfdet)){ - ast_verb(2, "%s:Now %s DTMF \n", - p->dev, ignore_dtmf ? "ignoring" : "listening for"); - vpb_set_event_mask(p->handle, ignore_dtmf ? VPB_EVENTS_NODTMF : VPB_EVENTS_ALL ); - } - p->last_ignore_dtmf = ignore_dtmf; - - /* Play DTMF digits here to avoid problem you get if playing a digit during - * a record operation - */ - ast_verb(6, "%s: chanreads: Checking dtmf's \n", p->dev); - ast_mutex_lock(&p->play_dtmf_lock); - if( p->play_dtmf[0] ) { - /* Try to ignore DTMF event we get after playing digit */ - /* This DTMF is played by asterisk and leads to an annoying trailing beep on CISCO phones */ - if( !ignore_dtmf) - vpb_set_event_mask(p->handle, VPB_EVENTS_NODTMF ); - if (p->bridge == NULL){ - vpb_dial_sync(p->handle,p->play_dtmf); - ast_verb(2, "%s: chanreads: Played DTMF %s\n",p->dev,p->play_dtmf); - } - else { - ast_verb(2, "%s: chanreads: Not playing DTMF frame on native bridge\n", p->dev); - } - p->play_dtmf[0] = '\0'; - ast_mutex_unlock(&p->play_dtmf_lock); - vpb_sleep(700); /* Long enough to miss echo and DTMF event */ - if( !ignore_dtmf) - vpb_set_event_mask(p->handle, VPB_EVENTS_ALL ); - continue; - } - ast_mutex_unlock(&p->play_dtmf_lock); - -/* afmt = (p->owner) ? p->owner->rawreadformat : AST_FORMAT_SLINEAR; */ - if (p->owner){ - afmt = p->owner->rawreadformat; -/* ast_debug(1,"%s: Record using owner format [%s]\n", p->dev, ast2vpbformatname(afmt)); */ - } - else { - afmt = AST_FORMAT_SLINEAR; -/* ast_debug(1,"%s: Record using default format [%s]\n", p->dev, ast2vpbformatname(afmt)); */ - } - fmt = ast2vpbformat(afmt); - if (fmt < 0) { - ast_log(LOG_WARNING,"%s: Record failure (unsupported format %d)\n", p->dev, afmt); - return NULL; - } - readlen = VPB_SAMPLES * astformatbits(afmt) / 8; - - if (p->lastinput == -1) { - vpb_record_buf_start(p->handle, fmt); - vpb_reset_record_fifo_alarm(p->handle); - p->lastinput = fmt; - ast_verb(2, "%s: Starting record mode (codec=%d)[%s]\n",p->dev,fmt,ast2vpbformatname(afmt)); - continue; - } else if (p->lastinput != fmt) { - vpb_record_buf_finish(p->handle); - vpb_record_buf_start(p->handle, fmt); - p->lastinput = fmt; - ast_verb(2, "%s: Changed record format (%d=>%d)\n",p->dev,p->lastinput,fmt); - continue; - } - - /* Read only if up and not bridged, or a bridge for which we can read. */ - ast_verb(6, "%s: chanreads: getting buffer!\n", p->dev); - if( (res = vpb_record_buf_sync(p->handle, readbuf, readlen) ) == VPB_OK ) { - ast_verb(6, "%s: chanreads: got buffer!\n", p->dev); - /* Apply extra gain ! */ - if( p->rxswgain > MAX_VPB_GAIN ) - a_gain_vector(p->rxswgain - MAX_VPB_GAIN , (short*)readbuf, readlen/sizeof(short)); - ast_verb(6, "%s: chanreads: applied gain\n", p->dev); - - fr->subclass = afmt; - fr->data = readbuf; - fr->datalen = readlen; - fr->frametype = AST_FRAME_VOICE; - - if ((use_ast_dtmfdet)&&(p->vad)){ - fr = ast_dsp_process(p->owner,p->vad,fr); - if (fr && (fr->frametype == AST_FRAME_DTMF)) - ast_debug(1, "%s: chanreads: Detected DTMF '%c'\n",p->dev, fr->subclass); - if (fr->subclass == 'm'){ - /* conf mute request */ - fr->frametype = AST_FRAME_NULL; - fr->subclass = 0; - } - else if (fr->subclass == 'u'){ - /* Unmute */ - fr->frametype = AST_FRAME_NULL; - fr->subclass = 0; - } - else if (fr->subclass == 'f'){ - } - } - /* Using trylock here to prevent deadlock when channel is hungup - * (ast_hangup() immediately gets lock) - */ - if (p->owner && !p->stopreads ) { - ast_verb(6, "%s: chanreads: queueing buffer on read frame q (state[%d])\n", p->dev,p->owner->_state); - do { - res = ast_mutex_trylock(&p->owner->lock); - trycnt++; - } while((res !=0)&&(trycnt<300)); - if (res==0) { - ast_queue_frame(p->owner, fr); - ast_mutex_unlock(&p->owner->lock); - } else { - ast_verb(5, "%s: chanreads: Couldnt get lock after %d tries!\n", p->dev,trycnt); - } - trycnt=0; - -/* - res = ast_mutex_trylock(&p->owner->lock); - if (res==0) { - ast_queue_frame(p->owner, fr); - ast_mutex_unlock(&p->owner->lock); - } else { - if (res == EINVAL ) - ast_verb(5, "%s: chanreads: try owner->lock gave me EINVAL[%d]\n", p->dev,res); - else if (res == EBUSY ) - ast_verb(5, "%s: chanreads: try owner->lock gave me EBUSY[%d]\n", p->dev,res); - while(res !=0){ - res = ast_mutex_trylock(&p->owner->lock); - } - if (res==0) { - ast_queue_frame(p->owner, fr); - ast_mutex_unlock(&p->owner->lock); - } - else { - if (res == EINVAL ) - ast_verb(5, "%s: chanreads: try owner->lock gave me EINVAL[%d]\n", p->dev,res); - else if (res == EBUSY ) - ast_verb(5, "%s: chanreads: try owner->lock gave me EBUSY[%d]\n", p->dev,res); - ast_verb(5, "%s: chanreads: Couldnt get lock on owner[%s][%d][%d] channel to send frame!\n", p->dev,p->owner->name,(int)p->owner->lock.__m_owner,(int)p->owner->lock.__m_count); - } - } -*/ - short * data = (short*)readbuf; - ast_verb(7, "%s: Read channel (codec=%d) %d %d\n", p->dev, fmt, data[0], data[1] ); - } - else { - ast_verb(5, "%s: p->stopreads[%d] p->owner[%p]\n", p->dev, p->stopreads,(void *)p->owner); - } - } - ast_verb(5, "%s: chanreads: Finished cycle...\n", p->dev); - } - p->read_state=0; - - /* When stopreads seen, go away! */ - vpb_record_buf_finish(p->handle); - p->read_state=0; - ast_mutex_unlock(&p->record_lock); - - ast_verb(2, "%s: Ending record mode (%d/%s)\n", - p->dev, p->stopreads, p->owner? "yes" : "no"); - return NULL; -} - -static struct ast_channel *vpb_new(struct vpb_pvt *me, enum ast_channel_state state, char *context) -{ - struct ast_channel *tmp; - char cid_num[256]; - char cid_name[256]; - - if (me->owner) { - ast_log(LOG_WARNING, "Called vpb_new on owned channel (%s) ?!\n", me->dev); - return NULL; - } - ast_verb(4, "%s: New call for context [%s]\n",me->dev,context); - - tmp = ast_channel_alloc(1, state, 0, 0, "", me->ext, me->context, 0, me->dev); - if (tmp) { - if (use_ast_ind == 1){ - tmp->tech = &vpb_tech_indicate; - } - else { - tmp->tech = &vpb_tech; - } - - tmp->callgroup = me->callgroup; - tmp->pickupgroup = me->pickupgroup; - - /* Linear is the preferred format. Although Voicetronix supports other formats - * they are all converted to/from linear in the vpb code. Best for us to use - * linear since we can then adjust volume in this modules. - */ - tmp->nativeformats = prefformat; - tmp->rawreadformat = AST_FORMAT_SLINEAR; - tmp->rawwriteformat = AST_FORMAT_SLINEAR; - if (state == AST_STATE_RING) { - tmp->rings = 1; - cid_name[0] = '\0'; - cid_num[0] = '\0'; - ast_callerid_split(me->callerid, cid_name, sizeof(cid_name), cid_num, sizeof(cid_num)); - ast_set_callerid(tmp, cid_num, cid_name, cid_num); - } - tmp->tech_pvt = me; - - strncpy(tmp->context, context, sizeof(tmp->context)-1); - if (strlen(me->ext)) - strncpy(tmp->exten, me->ext, sizeof(tmp->exten)-1); - else - strncpy(tmp->exten, "s", sizeof(tmp->exten) - 1); - if (strlen(me->language)) - ast_string_field_set(tmp, language, me->language); - - me->owner = tmp; - - me->bridge = NULL; - me->lastoutput = -1; - me->lastinput = -1; - me->last_ignore_dtmf = 1; - me->readthread = 0; - me->play_dtmf[0] = '\0'; - me->faxhandled =0; - - me->lastgrunt = ast_tvnow(); /* Assume at least one grunt tone seen now. */ - me->lastplay = ast_tvnow(); /* Assume at least one grunt tone seen now. */ - - if (state != AST_STATE_DOWN) { - if ((me->mode != MODE_FXO)&&(state != AST_STATE_UP)){ - vpb_answer(tmp); - } - if (ast_pbx_start(tmp)) { - ast_log(LOG_WARNING, "Unable to start PBX on %s\n", tmp->name); - ast_hangup(tmp); - } - } - } else { - ast_log(LOG_WARNING, "Unable to allocate channel structure\n"); - } - return tmp; -} - -static struct ast_channel *vpb_request(const char *type, int format, void *data, int *cause) -{ - int oldformat; - struct vpb_pvt *p; - struct ast_channel *tmp = NULL; - char *name = ast_strdup(data ? (char *)data : ""); - char *s, *sepstr; - int group=-1; - - oldformat = format; - format &= prefformat; - if (!format) { - ast_log(LOG_NOTICE, "Asked to get a channel of unsupported format '%d'\n", oldformat); - return NULL; - } - - sepstr = name; - s = strsep(&sepstr, "/"); /* Handle / issues */ - if (!s) - s = ""; - /* Check if we are looking for a group */ - if (toupper(name[0]) == 'G' || toupper(name[0])=='R') { - group=atoi(name+1); - } - /* Search for an unowned channel */ - ast_mutex_lock(&iflock); { - p = iflist; - while(p) { - if (group == -1){ - if (strncmp(s, p->dev + 4, sizeof p->dev) == 0) { - if (!p->owner) { - tmp = vpb_new(p, AST_STATE_DOWN, p->context); - break; - } - } - } - else { - if ((p->group == group) && (!p->owner)) { - tmp = vpb_new(p, AST_STATE_DOWN, p->context); - break; - } - } - p = p->next; - } - } ast_mutex_unlock(&iflock); - - - ast_verb(2, " %s requested, got: [%s]\n", name, tmp ? tmp->name : "None"); - - ast_free(name); - - restart_monitor(); - return tmp; -} - -static float parse_gain_value(char *gain_type, char *value) -{ - float gain; - - /* try to scan number */ - if (sscanf(value, "%f", &gain) != 1) - { - ast_log(LOG_ERROR, "Invalid %s value '%s' in '%s' config\n", value, gain_type, config); - return DEFAULT_GAIN; - } - - - /* percentage? */ - /*if (value[strlen(value) - 1] == '%') */ - /* return gain / (float)100; */ - - return gain; -} - - -static int unload_module() -{ - struct vpb_pvt *p; - /* First, take us out of the channel loop */ - if (use_ast_ind == 1){ - ast_channel_unregister(&vpb_tech_indicate); - } - else { - ast_channel_unregister(&vpb_tech); - } - - ast_mutex_lock(&iflock); { - /* Hangup all interfaces if they have an owner */ - p = iflist; - while(p) { - if (p->owner) - ast_softhangup(p->owner, AST_SOFTHANGUP_APPUNLOAD); - p = p->next; - } - iflist = NULL; - } ast_mutex_unlock(&iflock); - - ast_mutex_lock(&monlock); { - if (mthreadactive > -1) { - pthread_cancel(monitor_thread); - pthread_join(monitor_thread, NULL); - } - mthreadactive = -2; - } ast_mutex_unlock(&monlock); - - ast_mutex_lock(&iflock); { - /* Destroy all the interfaces and free their memory */ - - while(iflist) { - p = iflist; - ast_mutex_destroy(&p->lock); - pthread_cancel(p->readthread); - ast_mutex_destroy(&p->owner_lock); - ast_mutex_destroy(&p->record_lock); - ast_mutex_destroy(&p->play_lock); - ast_mutex_destroy(&p->play_dtmf_lock); - p->readthread = 0; - - vpb_close(p->handle); - - iflist = iflist->next; - - ast_free(p); - } - iflist = NULL; - } ast_mutex_unlock(&iflock); - - ast_mutex_lock(&bridge_lock); { - memset(bridges, 0, sizeof bridges); - } ast_mutex_unlock(&bridge_lock); - ast_mutex_destroy(&bridge_lock); - for(int i = 0; i < max_bridges; i++ ) { - ast_mutex_destroy(&bridges[i].lock); - ast_cond_destroy(&bridges[i].cond); - } - ast_free(bridges); - - return 0; -} - -static int load_module() -{ - struct ast_config *cfg; - struct ast_variable *v; - struct ast_flags config_flags = { 0 }; - struct vpb_pvt *tmp; - int board = 0, group = 0; - ast_group_t callgroup = 0; - ast_group_t pickupgroup = 0; - int mode = MODE_IMMEDIATE; - float txgain = DEFAULT_GAIN, rxgain = DEFAULT_GAIN; - float txswgain = 0, rxswgain = 0; - int got_gain=0; - int first_channel = 1; - int echo_cancel = DEFAULT_ECHO_CANCEL; - int error = 0; /* Error flag */ - int bal1 = -1; /* Special value - means do not set */ - int bal2 = -1; - int bal3 = -1; - char * callerid = NULL; - - cfg = ast_config_load(config, config_flags); - - /* We *must* have a config file otherwise stop immediately */ - if (!cfg) { - ast_log(LOG_ERROR, "Unable to load config %s\n", config); - return AST_MODULE_LOAD_DECLINE; - } - - vpb_seterrormode(VPB_ERROR_CODE); - - ast_mutex_lock(&iflock); { - v = ast_variable_browse(cfg, "general"); - while (v){ - if (strcasecmp(v->name, "cards") == 0) { - ast_log(LOG_NOTICE,"VPB Driver configured to use [%d] cards\n",atoi(v->value)); - } - else if (strcasecmp(v->name, "indication") == 0) { - use_ast_ind = 1; - ast_log(LOG_NOTICE,"VPB driver using Asterisk Indication functions!\n"); - } - else if (strcasecmp(v->name, "break-for-dtmf") == 0) { - if (ast_true(v->value)){ - break_for_dtmf = 1; - } - else { - break_for_dtmf = 0; - ast_log(LOG_NOTICE,"VPB driver not stopping for DTMF's in native bridge\n"); - } - } - else if (strcasecmp(v->name, "ast-dtmf") == 0) { - use_ast_dtmf = 1; - ast_log(LOG_NOTICE,"VPB driver using Asterisk DTMF play functions!\n"); - } - else if (strcasecmp(v->name, "ast-dtmf-det") == 0) { - use_ast_dtmfdet = 1; - ast_log(LOG_NOTICE,"VPB driver using Asterisk DTMF detection functions!\n"); - } - else if (strcasecmp(v->name, "relaxdtmf") == 0) { - relaxdtmf = 1; - ast_log(LOG_NOTICE,"VPB driver using Relaxed DTMF with Asterisk DTMF detections functions!\n"); - } - else if (strcasecmp(v->name, "timer_period_ring") ==0) { - timer_period_ring = atoi(v->value); - } - else if (strcasecmp(v->name, "ecsuppthres") ==0) { - ec_supp_threshold = atoi(v->value); - } - else if (strcasecmp(v->name, "dtmfidd") ==0) { - dtmf_idd = atoi(v->value); - ast_log(LOG_NOTICE,"VPB Driver setting DTMF IDD to [%d]ms\n",dtmf_idd); - } - v = v->next; - } - - v = ast_variable_browse(cfg, "interfaces"); - while(v) { - /* Create the interface list */ - if (strcasecmp(v->name, "board") == 0) { - board = atoi(v->value); - } else if (strcasecmp(v->name, "group") == 0){ - group = atoi(v->value); - } else if (strcasecmp(v->name, "callgroup") == 0){ - callgroup = ast_get_group(v->value); - } else if (strcasecmp(v->name, "pickupgroup") == 0){ - pickupgroup = ast_get_group(v->value); - } else if (strcasecmp(v->name, "usepolaritycid") == 0){ - UsePolarityCID = atoi(v->value); - } else if (strcasecmp(v->name, "useloopdrop") == 0){ - UseLoopDrop = atoi(v->value); - } else if (strcasecmp(v->name, "usenativebridge") == 0){ - UseNativeBridge = atoi(v->value); - } else if (strcasecmp(v->name, "channel") == 0) { - int channel = atoi(v->value); - tmp = mkif(board, channel, mode, got_gain, txgain, rxgain, txswgain, rxswgain, bal1, bal2, bal3, callerid, echo_cancel,group,callgroup,pickupgroup); - if (tmp) { - if(first_channel) { - mkbrd( tmp->vpb_model, echo_cancel ); - first_channel = 0; - } - tmp->next = iflist; - iflist = tmp; - } else { - ast_log(LOG_ERROR, "Unable to register channel '%s'\n", v->value); - error = -1; - goto done; - } - } else if (strcasecmp(v->name, "language") == 0) { - strncpy(language, v->value, sizeof(language)-1); - } else if (strcasecmp(v->name, "callerid") == 0) { - callerid = ast_strdup(v->value); - } else if (strcasecmp(v->name, "mode") == 0) { - if (strncasecmp(v->value, "di", 2) == 0) - mode = MODE_DIALTONE; - else if (strncasecmp(v->value, "im", 2) == 0) - mode = MODE_IMMEDIATE; - else if (strncasecmp(v->value, "fx", 2) == 0) - mode = MODE_FXO; - else - ast_log(LOG_WARNING, "Unknown mode: %s\n", v->value); - } else if (!strcasecmp(v->name, "context")) { - strncpy(context, v->value, sizeof(context)-1); - } else if (!strcasecmp(v->name, "echocancel")) { - if (!strcasecmp(v->value, "off")) - echo_cancel = 0; - } else if (strcasecmp(v->name, "txgain") == 0) { - txswgain = parse_gain_value(v->name, v->value); - got_gain |=VPB_GOT_TXSWG; - } else if (strcasecmp(v->name, "rxgain") == 0) { - rxswgain = parse_gain_value(v->name, v->value); - got_gain |=VPB_GOT_RXSWG; - } else if (strcasecmp(v->name, "txhwgain") == 0) { - txgain = parse_gain_value(v->name, v->value); - got_gain |=VPB_GOT_TXHWG; - } else if (strcasecmp(v->name, "rxhwgain") == 0) { - rxgain = parse_gain_value(v->name, v->value); - got_gain |=VPB_GOT_RXHWG; - } else if (strcasecmp(v->name, "bal1") == 0) { - bal1 = strtol(v->value, NULL, 16); - if(bal1<0 || bal1>255) { - ast_log(LOG_WARNING, "Bad bal1 value: %d\n", bal1); - bal1 = -1; - } - } else if (strcasecmp(v->name, "bal2") == 0) { - bal2 = strtol(v->value, NULL, 16); - if(bal2<0 || bal2>255) { - ast_log(LOG_WARNING, "Bad bal2 value: %d\n", bal2); - bal2 = -1; - } - } else if (strcasecmp(v->name, "bal3") == 0) { - bal3 = strtol(v->value, NULL, 16); - if(bal3<0 || bal3>255) { - ast_log(LOG_WARNING, "Bad bal3 value: %d\n", bal3); - bal3 = -1; - } - } else if (strcasecmp(v->name, "grunttimeout") == 0) { - gruntdetect_timeout = 1000*atoi(v->value); - } - v = v->next; - } - - if (gruntdetect_timeout < 1000) - gruntdetect_timeout = 1000; - - done: (void)0; - } ast_mutex_unlock(&iflock); - - ast_config_destroy(cfg); - - if (use_ast_ind == 1){ - if (!error && ast_channel_register(&vpb_tech_indicate) != 0) { - ast_log(LOG_ERROR, "Unable to register channel class 'vpb'\n"); - error = -1; - } - else { - ast_log(LOG_NOTICE,"VPB driver Registered (w/AstIndication)\n"); - } - } - else { - if (!error && ast_channel_register(&vpb_tech) != 0) { - ast_log(LOG_ERROR, "Unable to register channel class 'vpb'\n"); - error = -1; - } - else { - ast_log(LOG_NOTICE,"VPB driver Registered )\n"); - } - } - - - if (error) - unload_module(); - else - restart_monitor(); /* And start the monitor for the first time */ - - return error; -} - -/**/ -#if defined(__cplusplus) || defined(c_plusplus) - } -#endif -/**/ - -AST_MODULE_INFO_STANDARD(ASTERISK_GPL_KEY, "VoiceTronix API driver"); -- cgit v1.2.3