+++ /dev/null
-/*
- * Asterisk -- An open source telephony toolkit.
- *
- * Copyright (C) 2012, Luka Perkov
- * Copyright (C) 2012, John Crispin
- * Copyright (C) 2012, Andrej Vlašić
- * Copyright (C) 2012, Kaspar Schleiser for T-Labs
- * (Deutsche Telekom Innovation Laboratories)
- * Copyright (C) 2012, Mirko Vogt for T-Labs
- * (Deutsche Telekom Innovation Laboratories)
- *
- * Luka Perkov <openwrt@lukaperkov.net>
- * John Crispin <blogic@openwrt.org>
- * Andrej Vlašić <andrej.vlasic0@gmail.com>
- * Kaspar Schleiser <kaspar@schleiser.de>
- * Mirko Vogt <mirko@openwrt.org>
- *
- * 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 Asterisk channel line driver for Lantiq based TAPI boards
- *
- * \author Luka Perkov <openwrt@lukaperkov.net>
- * \author John Crispin <blogic@openwrt.org>
- * \author Andrej Vlašić <andrej.vlasic0@gmail.com>
- * \author Kaspar Schleiser <kaspar@schleiser.de>
- * \author Mirko Vogt <mirko@openwrt.org>
- *
- * \ingroup channel_drivers
- */
-
-#include "asterisk.h"
-
-ASTERISK_FILE_VERSION(__FILE__, "$Revision: xxx $")
-
-#include <ctype.h>
-#include <sys/socket.h>
-#include <sys/time.h>
-#include <arpa/inet.h>
-#include <fcntl.h>
-#include <sys/ioctl.h>
-#include <signal.h>
-#ifdef HAVE_LINUX_COMPILER_H
-#include <linux/compiler.h>
-#endif
-#include <linux/telephony.h>
-
-#include <asterisk/lock.h>
-#include <asterisk/channel.h>
-#include <asterisk/config.h>
-#include <asterisk/module.h>
-#include <asterisk/pbx.h>
-#include <asterisk/utils.h>
-#include <asterisk/callerid.h>
-#include <asterisk/causes.h>
-#include <asterisk/stringfields.h>
-#include <asterisk/musiconhold.h>
-#include <asterisk/sched.h>
-
-/* Lantiq TAPI includes */
-#include <drv_tapi/drv_tapi_io.h>
-#include <drv_vmmc/vmmc_io.h>
-
-#define RTP_HEADER_LEN 12
-
-#define TAPI_AUDIO_PORT_NUM_MAX 2
-#define TAPI_TONE_LOCALE_NONE 0
-#define TAPI_TONE_LOCALE_RINGING_CODE 26
-#define TAPI_TONE_LOCALE_BUSY_CODE 27
-#define TAPI_TONE_LOCALE_CONGESTION_CODE 27
-#define TAPI_TONE_LOCALE_DIAL_CODE 25
-#define TAPI_TONE_LOCALE_WAITING_CODE 37
-
-#define LANTIQ_CONTEXT_PREFIX "lantiq"
-
-static const char config[] = "lantiq.conf";
-
-static char firmware_filename[PATH_MAX] = "/lib/firmware/ifx_firmware.bin";
-static char bbd_filename[PATH_MAX] = "/lib/firmware/ifx_bbd_fxs.bin";
-static char base_path[PATH_MAX] = "/dev/vmmc";
-static int per_channel_context = 0;
-
-/*
- * The private structures of the Phone Jack channels are linked for selecting
- * outgoing channels.
- */
-enum channel_state {
- ONHOOK,
- OFFHOOK,
- DIALING,
- INCALL,
- CALL_ENDED,
- RINGING,
- UNKNOWN
-};
-
-static struct lantiq_pvt {
- struct ast_channel *owner; /* Channel we belong to, possibly NULL */
- int port_id; /* Port number of this object, 0..n */
- int channel_state;
- char context[AST_MAX_CONTEXT]; /* this port's dialplan context */
- char ext[AST_MAX_EXTENSION+1]; /* the extension this port is connecting */
- int dial_timer; /* timer handle for autodial timeout */
- char dtmfbuf[AST_MAX_EXTENSION+1]; /* buffer holding dialed digits */
- int dtmfbuf_len; /* lenght of dtmfbuf */
- int rtp_timestamp; /* timestamp for RTP packets */
- uint16_t rtp_seqno; /* Sequence nr for RTP packets */
- uint32_t call_setup_start; /* Start of dialling in ms */
- uint32_t call_setup_delay; /* time between ^ and 1st ring in ms */
- uint16_t jb_size; /* Jitter buffer size */
- uint32_t jb_underflow; /* Jitter buffer injected samples */
- uint32_t jb_overflow; /* Jitter buffer dropped samples */
- uint16_t jb_delay; /* Jitter buffer: playout delay */
- uint16_t jb_invalid; /* Jitter buffer: Nr. of invalid packets */
-
-} *iflist = NULL;
-
-static struct lantiq_ctx {
- int dev_fd;
- int channels;
- int ch_fd[TAPI_AUDIO_PORT_NUM_MAX];
-} dev_ctx;
-
-static int ast_digit_begin(struct ast_channel *ast, char digit);
-static int ast_digit_end(struct ast_channel *ast, char digit, unsigned int duration);
-static int ast_lantiq_call(struct ast_channel *ast, char *dest, int timeout);
-static int ast_lantiq_hangup(struct ast_channel *ast);
-static int ast_lantiq_answer(struct ast_channel *ast);
-static struct ast_frame *ast_lantiq_read(struct ast_channel *ast);
-static int ast_lantiq_write(struct ast_channel *ast, struct ast_frame *frame);
-static struct ast_frame *ast_lantiq_exception(struct ast_channel *ast);
-static int ast_lantiq_indicate(struct ast_channel *chan, int condition, const void *data, size_t datalen);
-static int ast_lantiq_fixup(struct ast_channel *old, struct ast_channel *new);
-static struct ast_channel *ast_lantiq_requester(const char *type, format_t format, const struct ast_channel *requestor, void *data, int *cause);
-static int acf_channel_read(struct ast_channel *chan, const char *funcname, char *args, char *buf, size_t buflen);
-static void lantiq_jb_get_stats(int c);
-
-static const struct ast_channel_tech lantiq_tech = {
- .type = "TAPI",
- .description = "Lantiq TAPI Telephony API Driver",
- .capabilities = AST_FORMAT_G723_1 | AST_FORMAT_SLINEAR | AST_FORMAT_ULAW | AST_FORMAT_G729A,
- .send_digit_begin = ast_digit_begin,
- .send_digit_end = ast_digit_end,
- .call = ast_lantiq_call,
- .hangup = ast_lantiq_hangup,
- .answer = ast_lantiq_answer,
- .read = ast_lantiq_read,
- .write = ast_lantiq_write,
- .exception = ast_lantiq_exception,
- .indicate = ast_lantiq_indicate,
- .fixup = ast_lantiq_fixup,
- .requester = ast_lantiq_requester,
- .func_channel_read = acf_channel_read
-};
-
-/* Protect the interface list (of lantiq_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);
-
-/* Boolean value whether the monitoring thread shall continue. */
-static unsigned int monitor;
-
-/* The scheduling thread */
-struct ast_sched_thread *sched_thread;
-
-/*
- * 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 = AST_PTHREADT_NULL;
-
-
-#define WORDS_BIGENDIAN
-/* struct taken from some GPLed code by Mike Borella */
-typedef struct rtp_header
-{
-#if defined(WORDS_BIGENDIAN)
- uint8_t version:2, padding:1, extension:1, csrc_count:4;
-#else
- uint8_t csrc_count:4, extension:1, padding:1, version:2;
-#endif
-#if defined(WORDS_BIGENDIAN)
- uint8_t marker:1, payload_type:7;
-#else
- uint8_t payload_type:7, marker:1;
-#endif
- uint16_t seqno;
- uint32_t timestamp;
- uint32_t ssrc;
-} rtp_header_t;
-
-static uint32_t now(void) {
- struct timespec ts;
- clock_gettime(CLOCK_MONOTONIC, &ts);
-
- uint64_t tmp = ts.tv_sec*1000 + (ts.tv_nsec/1000000);
- return (uint32_t) tmp;
-}
-
-static int lantiq_dev_open(const char *dev_path, const int32_t ch_num)
-{
- char dev_name[PATH_MAX];
- memset(dev_name, 0, sizeof(dev_name));
- snprintf(dev_name, PATH_MAX, "%s%u%u", dev_path, 1, ch_num);
- return open((const char*)dev_name, O_RDWR, 0644);
-}
-
-static void lantiq_ring(int c, int r, const char *cid)
-{
- uint8_t status;
-
- if (r) {
- if (!cid) {
- status = (uint8_t) ioctl(dev_ctx.ch_fd[c], IFX_TAPI_RING_START, 0);
- } else {
- IFX_TAPI_CID_MSG_t msg;
- IFX_TAPI_CID_MSG_STRING_t cid_el;
-
- memset(&msg, 0, sizeof(msg));
- memset(&cid_el, 0, sizeof(cid_el));
-
- cid_el.elementType = IFX_TAPI_CID_ST_CLI;
- cid_el.len = strlen(cid);
- strncpy((char*)cid_el.element, cid, (size_t)cid_el.len);
-
- msg.txMode = IFX_TAPI_CID_HM_ONHOOK;
- msg.messageType = IFX_TAPI_CID_MT_CSUP;
- msg.message = (IFX_TAPI_CID_MSG_ELEMENT_t *)&cid_el;
- msg.nMsgElements = 1;
-
- status = (uint8_t) ioctl(dev_ctx.ch_fd[c], IFX_TAPI_CID_TX_SEQ_START, (IFX_int32_t) &msg);
- }
- } else {
- status = (uint8_t) ioctl(dev_ctx.ch_fd[c], IFX_TAPI_RING_STOP, 0);
- }
-
- if (status) {
- ast_log(LOG_ERROR, "%s ioctl failed\n",
- (r ? "IFX_TAPI_RING_START" : "IFX_TAPI_RING_STOP"));
- }
-}
-
-static int lantiq_play_tone(int c, int t)
-{
- /* stop currently playing tone before starting new one */
- if (t != TAPI_TONE_LOCALE_NONE) {
- ioctl(dev_ctx.ch_fd[c], IFX_TAPI_TONE_LOCAL_PLAY, TAPI_TONE_LOCALE_NONE);
- }
-
- if (ioctl(dev_ctx.ch_fd[c], IFX_TAPI_TONE_LOCAL_PLAY, t)) {
- ast_log(LOG_ERROR, "IFX_TAPI_TONE_LOCAL_PLAY ioctl failed\n");
- return -1;
- }
-
- return 0;
-}
-
-static enum channel_state lantiq_get_hookstatus(int port)
-{
- uint8_t status;
-
- if (ioctl(dev_ctx.ch_fd[port], IFX_TAPI_LINE_HOOK_STATUS_GET, &status)) {
- ast_log(LOG_ERROR, "IFX_TAPI_LINE_HOOK_STATUS_GET ioctl failed\n");
- return UNKNOWN;
- }
-
- if (status) {
- return OFFHOOK;
- } else {
- return ONHOOK;
- }
-}
-
-static int
-lantiq_dev_binary_buffer_create(const char *path, uint8_t **ppBuf, uint32_t *pBufSz)
-{
- FILE *fd;
- struct stat file_stat;
- int32_t status = 0;
-
- fd = fopen(path, "rb");
- if (fd == NULL) {
- ast_log(LOG_ERROR, "binary file %s open failed\n", path);
- return -1;
- }
-
- if (stat(path, &file_stat)) {
- ast_log(LOG_ERROR, "file %s statistics get failed\n", path);
- return -1;
- }
-
- *ppBuf = malloc(file_stat.st_size);
- if (*ppBuf == NULL) {
- ast_log(LOG_ERROR, "binary file %s memory allocation failed\n", path);
- status = -1;
- goto on_exit;
- }
-
- if (fread (*ppBuf, sizeof(uint8_t), file_stat.st_size, fd) <= 0) {
- ast_log(LOG_ERROR, "file %s read failed\n", path);
- status = -1;
- goto on_exit;
- }
-
- *pBufSz = file_stat.st_size;
-
-on_exit:
- if (fd != NULL)
- fclose(fd);
-
- if (*ppBuf != NULL && status)
- free(*ppBuf);
-
- return status;
-}
-
-static int32_t lantiq_dev_firmware_download(int32_t fd, const char *path)
-{
- uint8_t *firmware = NULL;
- uint32_t size = 0;
- VMMC_IO_INIT vmmc_io_init;
-
- ast_log(LOG_DEBUG, "loading firmware: \"%s\".", path);
-
- if (lantiq_dev_binary_buffer_create(path, &firmware, &size))
- return -1;
-
- memset(&vmmc_io_init, 0, sizeof(VMMC_IO_INIT));
- vmmc_io_init.pPRAMfw = firmware;
- vmmc_io_init.pram_size = size;
-
- if (ioctl(fd, FIO_FW_DOWNLOAD, &vmmc_io_init)) {
- ast_log(LOG_ERROR, "FIO_FW_DOWNLOAD ioctl failed\n");
- return -1;
- }
-
- if (firmware != NULL)
- free(firmware);
-
- return 0;
-}
-
-static const char *state_string(enum channel_state s)
-{
- switch (s) {
- case ONHOOK: return "ONHOOK";
- case OFFHOOK: return "OFFHOOK";
- case DIALING: return "DIALING";
- case INCALL: return "INCALL";
- case CALL_ENDED: return "CALL_ENDED";
- case RINGING: return "RINGING";
- default: return "UNKNOWN";
- }
-}
-
-static const char *control_string(int c)
-{
- switch (c) {
- case AST_CONTROL_HANGUP: return "Other end has hungup";
- case AST_CONTROL_RING: return "Local ring";
- case AST_CONTROL_RINGING: return "Remote end is ringing";
- case AST_CONTROL_ANSWER: return "Remote end has answered";
- case AST_CONTROL_BUSY: return "Remote end is busy";
- case AST_CONTROL_TAKEOFFHOOK: return "Make it go off hook";
- case AST_CONTROL_OFFHOOK: return "Line is off hook";
- case AST_CONTROL_CONGESTION: return "Congestion (circuits busy)";
- case AST_CONTROL_FLASH: return "Flash hook";
- case AST_CONTROL_WINK: return "Wink";
- case AST_CONTROL_OPTION: return "Set a low-level option";
- case AST_CONTROL_RADIO_KEY: return "Key Radio";
- case AST_CONTROL_RADIO_UNKEY: return "Un-Key Radio";
- case AST_CONTROL_PROGRESS: return "Remote end is making Progress";
- case AST_CONTROL_PROCEEDING: return "Remote end is proceeding";
- case AST_CONTROL_HOLD: return "Hold";
- case AST_CONTROL_UNHOLD: return "Unhold";
- case AST_CONTROL_SRCUPDATE: return "Media Source Update";
- case AST_CONTROL_CONNECTED_LINE: return "Connected Line";
- case AST_CONTROL_REDIRECTING: return "Redirecting";
- case AST_CONTROL_INCOMPLETE: return "Incomplete";
- case -1: return "Stop tone";
- default: return "Unknown";
- }
-}
-
-static int ast_lantiq_indicate(struct ast_channel *chan, int condition, const void *data, size_t datalen)
-{
- ast_verb(3, "phone indication \"%s\"\n", control_string(condition));
-
- struct lantiq_pvt *pvt = chan->tech_pvt;
-
- switch (condition) {
- case -1:
- {
- lantiq_play_tone(pvt->port_id, TAPI_TONE_LOCALE_NONE);
- return 0;
- }
- case AST_CONTROL_CONGESTION:
- case AST_CONTROL_BUSY:
- {
- lantiq_play_tone(pvt->port_id, TAPI_TONE_LOCALE_BUSY_CODE);
- return 0;
- }
- case AST_CONTROL_RINGING:
- {
- pvt->call_setup_delay = now() - pvt->call_setup_start;
- lantiq_play_tone(pvt->port_id, TAPI_TONE_LOCALE_RINGING_CODE);
- return 0;
- }
- default:
- {
- /* -1 lets asterisk generate the tone */
- return -1;
- }
- }
-}
-
-static int ast_lantiq_fixup(struct ast_channel *old, struct ast_channel *new)
-{
- ast_log(LOG_DEBUG, "entering... no code here...\n");
- return 0;
-}
-
-static int ast_digit_begin(struct ast_channel *chan, char digit)
-{
- /* TODO: Modify this callback to let Asterisk support controlling the length of DTMF */
- ast_log(LOG_DEBUG, "entering... no code here...\n");
- return 0;
-}
-
-static int ast_digit_end(struct ast_channel *ast, char digit, unsigned int duration)
-{
- ast_log(LOG_DEBUG, "entering... no code here...\n");
- return 0;
-}
-
-static int ast_lantiq_call(struct ast_channel *ast, char *dest, int timeout)
-{
- /* lock to prevent simultaneous access with do_monitor thread processing */
- ast_mutex_lock(&iflock);
-
- struct lantiq_pvt *pvt = ast->tech_pvt;
- ast_log(LOG_DEBUG, "state: %s\n", state_string(pvt->channel_state));
-
- if (pvt->channel_state == ONHOOK) {
- ast_log(LOG_DEBUG, "port %i is ringing\n", pvt->port_id);
-
- char *cid = ast->connected.id.number.valid ? ast->connected.id.number.str : NULL;
- ast_log(LOG_DEBUG, "port %i CID: %s\n", pvt->port_id, cid ? cid : "none");
-
- lantiq_ring(pvt->port_id, 1, cid);
- pvt->channel_state = RINGING;
-
- ast_setstate(ast, AST_STATE_RINGING);
- ast_queue_control(ast, AST_CONTROL_RINGING);
- } else {
- ast_log(LOG_DEBUG, "port %i is busy\n", pvt->port_id);
- ast_setstate(ast, AST_STATE_BUSY);
- ast_queue_control(ast, AST_CONTROL_BUSY);
- }
-
- ast_mutex_unlock(&iflock);
-
- return 0;
-}
-
-static int ast_lantiq_hangup(struct ast_channel *ast)
-{
- /* lock to prevent simultaneous access with do_monitor thread processing */
- ast_mutex_lock(&iflock);
-
- struct lantiq_pvt *pvt = ast->tech_pvt;
- ast_log(LOG_DEBUG, "state: %s\n", state_string(pvt->channel_state));
-
- if (ast->_state == AST_STATE_RINGING) {
- // FIXME
- ast_debug(1, "TAPI: ast_lantiq_hangup(): ast->_state == AST_STATE_RINGING\n");
- }
-
- switch (pvt->channel_state) {
- case RINGING:
- case ONHOOK:
- lantiq_ring(pvt->port_id, 0, NULL);
- pvt->channel_state = ONHOOK;
- break;
- default:
- ast_log(LOG_DEBUG, "we were hung up, play busy tone\n");
- pvt->channel_state = CALL_ENDED;
- lantiq_play_tone(pvt->port_id, TAPI_TONE_LOCALE_BUSY_CODE);
- }
-
- lantiq_jb_get_stats(pvt->port_id);
-
- ast_setstate(ast, AST_STATE_DOWN);
- ast_module_unref(ast_module_info->self);
- ast->tech_pvt = NULL;
- pvt->owner = NULL;
-
- ast_mutex_unlock(&iflock);
-
- return 0;
-}
-
-static int ast_lantiq_answer(struct ast_channel *ast)
-{
- ast_log(LOG_DEBUG, "entering... no code here...\n");
- return 0;
-}
-
-static struct ast_frame * ast_lantiq_read(struct ast_channel *ast)
-{
- ast_log(LOG_DEBUG, "entering... no code here...\n");
- return NULL;
-}
-
-static int ast_lantiq_write(struct ast_channel *ast, struct ast_frame *frame)
-{
- char buf[2048];
- struct lantiq_pvt *pvt = ast->tech_pvt;
- int ret = -1;
- rtp_header_t *rtp_header = (rtp_header_t *) buf;
-
- if(frame->frametype != AST_FRAME_VOICE) {
- ast_log(LOG_DEBUG, "unhandled frame type\n");
- return 0;
- }
-
- if (frame->datalen == 0) {
- ast_log(LOG_DEBUG, "we've been prodded\n");
- return 0;
- }
-
- memset(buf, 0, sizeof(rtp_header_t));
- rtp_header->version = 2;
- rtp_header->padding = 0;
- rtp_header->extension = 0;
- rtp_header->csrc_count = 0;
- rtp_header->marker = 0;
- rtp_header->timestamp = pvt->rtp_timestamp;
- rtp_header->seqno = pvt->rtp_seqno++;
- rtp_header->ssrc = 0;
- rtp_header->payload_type = (uint8_t) frame->subclass.codec;
-
- pvt->rtp_timestamp += 160;
-
- memcpy(buf+RTP_HEADER_LEN, frame->data.ptr, frame->datalen);
-
- ret = write(dev_ctx.ch_fd[pvt->port_id], buf, frame->datalen+RTP_HEADER_LEN);
- if (ret <= 0) {
- ast_debug(1, "TAPI: ast_lantiq_write(): error writing.\n");
- return -1;
- }
-
-#ifdef TODO_DEVEL_INFO
- ast_debug(1, "ast_lantiq_write(): size: %i version: %i padding: %i extension: %i csrc_count: %i\n"
- "marker: %i payload_type: %s seqno: %i timestamp: %i ssrc: %i\n",
- (int)ret,
- (int)rtp_header->version,
- (int)rtp_header->padding,
- (int)rtp_header->extension,
- (int)rtp_header->csrc_count,
- (int)rtp_header->marker,
- ast_codec2str(rtp_header->payload_type),
- (int)rtp_header->seqno,
- (int)rtp_header->timestamp,
- (int)rtp_header->ssrc);
-#endif
-
- return 0;
-}
-
-static int acf_channel_read(struct ast_channel *chan, const char *funcname, char *args, char *buf, size_t buflen)
-{
- struct lantiq_pvt *pvt;
- int res = 0;
-
- if (!chan || chan->tech != &lantiq_tech) {
- ast_log(LOG_ERROR, "This function requires a valid Lantiq TAPI channel\n");
- return -1;
- }
-
- ast_mutex_lock(&iflock);
-
- pvt = (struct lantiq_pvt*) chan->tech_pvt;
-
- if (!strcasecmp(args, "csd")) {
- snprintf(buf, buflen, "%lu", (unsigned long int) pvt->call_setup_delay);
- } else if (!strcasecmp(args, "jitter_stats")){
- lantiq_jb_get_stats(pvt->port_id);
- snprintf(buf, buflen, "jbBufSize=%u,jbUnderflow=%u,jbOverflow=%u,jbDelay=%u,jbInvalid=%u",
- (uint32_t) pvt->jb_size,
- (uint32_t) pvt->jb_underflow,
- (uint32_t) pvt->jb_overflow,
- (uint32_t) pvt->jb_delay,
- (uint32_t) pvt->jb_invalid);
- } else {
- res = -1;
- }
-
- ast_mutex_unlock(&iflock);
-
- return res;
-}
-
-
-static struct ast_frame * ast_lantiq_exception(struct ast_channel *ast)
-{
- ast_log(LOG_DEBUG, "entering... no code here...\n");
- return NULL;
-}
-
-static void lantiq_jb_get_stats(int c) {
- struct lantiq_pvt *pvt = &iflist[c];
-
- IFX_TAPI_JB_STATISTICS_t param;
- memset (¶m, 0, sizeof (param));
- if (ioctl (dev_ctx.ch_fd[c], IFX_TAPI_JB_STATISTICS_GET, (IFX_int32_t) ¶m) != IFX_SUCCESS) {
- ast_debug(1, "Error getting jitter buffer stats.\n");
- } else {
-#if !defined (TAPI_VERSION3) && defined (TAPI_VERSION4)
- ast_debug(1, "Jitter buffer stats: dev=%u, ch=%u, nType=%u, nBufSize=%u, nIsUnderflow=%u, nDsOverflow=%u, nPODelay=%u, nInvalid=%u",
- (uint32_t) param.dev,
- (uint32_t) param.ch,
-#else
- ast_debug(1, "Jitter buffer stats: nType=%u, nBufSize=%u, nIsUnderflow=%u, nDsOverflow=%u, nPODelay=%u, nInvalid=%u",
-#endif
- (uint32_t) param.nType,
- (uint32_t) param.nBufSize,
- (uint32_t) param.nIsUnderflow,
- (uint32_t) param.nDsOverflow,
- (uint32_t) param.nPODelay,
- (uint32_t) param.nInvalid);
-
- pvt->jb_size = param.nBufSize;
- pvt->jb_underflow = param.nIsUnderflow;
- pvt->jb_overflow = param.nDsOverflow;
- pvt->jb_invalid = param.nInvalid;
- pvt->jb_delay = param.nPODelay;
- }
-}
-
-
-static int lantiq_standby(int c)
-{
- if (ioctl(dev_ctx.ch_fd[c], IFX_TAPI_LINE_FEED_SET, IFX_TAPI_LINE_FEED_STANDBY)) {
- ast_log(LOG_ERROR, "IFX_TAPI_LINE_FEED_SET ioctl failed\n");
- return -1;
- }
-
- if (ioctl(dev_ctx.ch_fd[c], IFX_TAPI_ENC_STOP, 0)) {
- ast_log(LOG_ERROR, "IFX_TAPI_ENC_STOP ioctl failed\n");
- return -1;
- }
-
- if (ioctl(dev_ctx.ch_fd[c], IFX_TAPI_DEC_STOP, 0)) {
- ast_log(LOG_ERROR, "IFX_TAPI_DEC_STOP ioctl failed\n");
- return -1;
- }
-
- return lantiq_play_tone(c, TAPI_TONE_LOCALE_NONE);
-}
-
-static int lantiq_end_dialing(int c)
-{
- ast_log(LOG_DEBUG, "TODO - DEBUG MSG\n");
- struct lantiq_pvt *pvt = &iflist[c];
-
- if (pvt->dial_timer) {
- ast_sched_thread_del(sched_thread, pvt->dial_timer);
- pvt->dial_timer = 0;
- }
-
- if(pvt->owner) {
- ast_hangup(pvt->owner);
- }
-
- return 0;
-}
-
-static int lantiq_end_call(int c)
-{
- ast_log(LOG_DEBUG, "TODO - DEBUG MSG\n");
-
- struct lantiq_pvt *pvt = &iflist[c];
-
- if(pvt->owner) {
- lantiq_jb_get_stats(c);
- ast_queue_hangup(pvt->owner);
- }
-
- return 0;
-}
-
-static struct ast_channel * lantiq_channel(int state, int c, char *ext, char *ctx)
-{
- ast_log(LOG_DEBUG, "TODO - DEBUG MSG\n");
-
- struct ast_channel *chan = NULL;
-
- struct lantiq_pvt *pvt = &iflist[c];
-
- chan = ast_channel_alloc(1, state, NULL, NULL, "", ext, ctx, 0, c, "TAPI/%s", "1");
-
- chan->tech = &lantiq_tech;
- chan->nativeformats = AST_FORMAT_ULAW;
- chan->readformat = AST_FORMAT_ULAW;
- chan->writeformat = AST_FORMAT_ULAW;
- chan->tech_pvt = pvt;
-
- pvt->owner = chan;
-
- return chan;
-}
-
-static struct ast_channel * ast_lantiq_requester(const char *type, format_t format, const struct ast_channel *requestor, void *data, int *cause)
-{
- ast_mutex_lock(&iflock);
-
- char buf[BUFSIZ];
- struct ast_channel *chan = NULL;
- int port_id = -1;
-
- ast_debug(1, "Asked to create a TAPI channel with formats: %s\n", ast_getformatname_multiple(buf, sizeof(buf), format));
-
-
- /* check for correct data argument */
- if (ast_strlen_zero(data)) {
- ast_log(LOG_ERROR, "Unable to create channel with empty destination.\n");
- *cause = AST_CAUSE_CHANNEL_UNACCEPTABLE;
- return NULL;
- }
-
- /* get our port number */
- port_id = atoi((char*) data);
- if (port_id < 1 || port_id > dev_ctx.channels) {
- ast_log(LOG_ERROR, "Unknown channel ID: \"%s\"\n", (char*) data);
- *cause = AST_CAUSE_CHANNEL_UNACCEPTABLE;
- return NULL;
- }
-
- /* on asterisk user's side, we're using port 1-2.
- * Here in non normal human's world, we begin
- * counting at 0.
- */
- port_id -= 1;
-
- chan = lantiq_channel(AST_STATE_DOWN, port_id, NULL, NULL);
-
- ast_mutex_unlock(&iflock);
- return chan;
-}
-
-static int lantiq_dev_data_handler(int c)
-{
- char buf[BUFSIZ];
- struct ast_frame frame = {0};
-
- int res = read(dev_ctx.ch_fd[c], buf, sizeof(buf));
- if (res <= 0) ast_log(LOG_ERROR, "we got read error %i\n", res);
-
- rtp_header_t *rtp = (rtp_header_t*) buf;
-
- frame.src = "TAPI";
- frame.frametype = AST_FRAME_VOICE;
- frame.subclass.codec = rtp->payload_type;
- frame.samples = res - RTP_HEADER_LEN;
- frame.datalen = res - RTP_HEADER_LEN;
- frame.data.ptr = buf + RTP_HEADER_LEN;
-
- struct lantiq_pvt *pvt = (struct lantiq_pvt *) &iflist[c];
- if (pvt->owner && (pvt->owner->_state == AST_STATE_UP)) {
- if(!ast_channel_trylock(pvt->owner)) {
- ast_queue_frame(pvt->owner, &frame);
- ast_channel_unlock(pvt->owner);
- }
- }
-
-/* ast_debug(1, "lantiq_dev_data_handler(): size: %i version: %i padding: %i extension: %i csrc_count: %i \n"
- "marker: %i payload_type: %s seqno: %i timestamp: %i ssrc: %i\n",
- (int)res,
- (int)rtp->version,
- (int)rtp->padding,
- (int)rtp->extension,
- (int)rtp->csrc_count,
- (int)rtp->marker,
- ast_codec2str(rtp->payload_type),
- (int)rtp->seqno,
- (int)rtp->timestamp,
- (int)rtp->ssrc);
-*/
- return 0;
-}
-
-static int accept_call(int c)
-{
- ast_log(LOG_DEBUG, "TODO - DEBUG MSG\n");
-
- struct lantiq_pvt *pvt = &iflist[c];
-
- if (pvt->owner) {
- struct ast_channel *chan = pvt->owner;
-
- switch (chan->_state) {
- case AST_STATE_RINGING:
- lantiq_play_tone(c, TAPI_TONE_LOCALE_NONE);
- ast_queue_control(pvt->owner, AST_CONTROL_ANSWER);
- pvt->channel_state = INCALL;
- break;
- default:
- ast_log(LOG_WARNING, "entered unhandled state %s\n", ast_state2str(chan->_state));
- }
- }
-
- return 0;
-}
-
-static int lantiq_dev_event_hook(int c, int state)
-{
- ast_mutex_lock(&iflock);
-
- ast_log(LOG_DEBUG, "on port %i detected event %s hook\n", c, state ? "on" : "off");
-
- int ret = -1;
- if (state) { /* going onhook */
- switch (iflist[c].channel_state) {
- case OFFHOOK:
- ret = lantiq_standby(c);
- break;
- case DIALING:
- ret = lantiq_end_dialing(c);
- break;
- case INCALL:
- ret = lantiq_end_call(c);
- break;
- case CALL_ENDED:
- ret = lantiq_standby(c); // TODO: are we sure for this ?
- break;
- default:
- break;
- }
- iflist[c].channel_state = ONHOOK;
- } else { /* going offhook */
- if (ioctl(dev_ctx.ch_fd[c], IFX_TAPI_LINE_FEED_SET, IFX_TAPI_LINE_FEED_ACTIVE)) {
- ast_log(LOG_ERROR, "IFX_TAPI_LINE_FEED_SET ioctl failed\n");
- goto out;
- }
-
- if (ioctl(dev_ctx.ch_fd[c], IFX_TAPI_ENC_START, 0)) {
- ast_log(LOG_ERROR, "IFX_TAPI_ENC_START ioctl failed\n");
- goto out;
- }
-
- if (ioctl(dev_ctx.ch_fd[c], IFX_TAPI_DEC_START, 0)) {
- ast_log(LOG_ERROR, "IFX_TAPI_DEC_START ioctl failed\n");
- goto out;
- }
-
- switch (iflist[c].channel_state) {
- case RINGING:
- ret = accept_call(c);
- break;
- default:
- iflist[c].channel_state = OFFHOOK;
- lantiq_play_tone(c, TAPI_TONE_LOCALE_DIAL_CODE);
- ret = 0;
- break;
- }
-
- }
-
-out:
- ast_mutex_unlock(&iflock);
-
- return ret;
-}
-
-static void lantiq_reset_dtmfbuf(struct lantiq_pvt *pvt)
-{
- pvt->dtmfbuf[0] = '\0';
- pvt->dtmfbuf_len = 0;
- pvt->ext[0] = '\0';
-}
-
-static void lantiq_dial(struct lantiq_pvt *pvt)
-{
- struct ast_channel *chan = NULL;
-
- ast_log(LOG_DEBUG, "user want's to dial %s.\n", pvt->dtmfbuf);
-
- if (ast_exists_extension(NULL, pvt->context, pvt->dtmfbuf, 1, NULL)) {
- ast_debug(1, "found extension %s, dialing\n", pvt->dtmfbuf);
-
- strcpy(pvt->ext, pvt->dtmfbuf);
-
- ast_verbose(VERBOSE_PREFIX_3 " extension exists, starting PBX %s\n", pvt->ext);
-
- chan = lantiq_channel(AST_STATE_UP, pvt->port_id, pvt->ext+1, pvt->context);
- chan->tech_pvt = pvt;
- pvt->owner = chan;
-
- strcpy(chan->exten, pvt->ext);
- ast_setstate(chan, AST_STATE_RING);
- pvt->channel_state = INCALL;
-
- pvt->call_setup_start = now();
-
- if (ast_pbx_start(chan)) {
- ast_log(LOG_WARNING, " unable to start PBX on %s\n", chan->name);
- ast_hangup(chan);
- }
- } else {
- ast_log(LOG_DEBUG, "no extension found\n");
- lantiq_play_tone(pvt->port_id, TAPI_TONE_LOCALE_BUSY_CODE);
- pvt->channel_state = CALL_ENDED;
- }
-
- lantiq_reset_dtmfbuf(pvt);
-}
-
-static int lantiq_event_dial_timeout(const void* data)
-{
- ast_debug(1, "TAPI: lantiq_event_dial_timeout()\n");
-
- struct lantiq_pvt *pvt = (struct lantiq_pvt *) data;
- pvt->dial_timer = 0;
-
- if (! pvt->channel_state == ONHOOK) {
- lantiq_dial(pvt);
- } else {
- ast_debug(1, "TAPI: lantiq_event_dial_timeout(): dial timeout in state ONHOOK.\n");
- }
-
- return 0;
-}
-
-static int lantiq_send_digit(int c, char digit)
-{
- struct lantiq_pvt *pvt = &iflist[c];
-
- struct ast_frame f = { .frametype = AST_FRAME_DTMF, .subclass.integer = digit };
-
- if (pvt->owner) {
- ast_log(LOG_DEBUG, "Port %i transmitting digit \"%c\"\n", c, digit);
- return ast_queue_frame(pvt->owner, &f);
- } else {
- ast_debug(1, "Warning: lantiq_send_digit() without owner!\n");
- return -1;
- }
-}
-
-static void lantiq_dev_event_digit(int c, char digit)
-{
- ast_mutex_lock(&iflock);
-
- ast_log(LOG_DEBUG, "on port %i detected digit \"%c\"\n", c, digit);
-
- struct lantiq_pvt *pvt = &iflist[c];
-
- switch (pvt->channel_state) {
- case INCALL:
- {
- lantiq_send_digit(c, digit);
- break;
- }
- case OFFHOOK:
- pvt->channel_state = DIALING;
-
- lantiq_play_tone(c, TAPI_TONE_LOCALE_NONE);
-
- /* fall through */
- case DIALING:
- if (digit == '#') {
- if (pvt->dial_timer) {
- ast_sched_thread_del(sched_thread, pvt->dial_timer);
- pvt->dial_timer = 0;
- }
-
- lantiq_dial(pvt);
- } else {
- pvt->dtmfbuf[pvt->dtmfbuf_len] = digit;
- pvt->dtmfbuf_len++;
- pvt->dtmfbuf[pvt->dtmfbuf_len] = '\0';
-
- /* setup autodial timer */
- if (!pvt->dial_timer) {
- ast_log(LOG_DEBUG, "setting new timer\n");
- pvt->dial_timer = ast_sched_thread_add(sched_thread, 2000, lantiq_event_dial_timeout, (const void*) pvt);
- } else {
- ast_log(LOG_DEBUG, "replacing timer\n");
- struct sched_context *sched = ast_sched_thread_get_context(sched_thread);
- AST_SCHED_REPLACE(pvt->dial_timer, sched, 2000, lantiq_event_dial_timeout, (const void*) pvt);
- }
- }
- break;
- default:
- ast_log(LOG_ERROR, "don't know what to do in unhandled state\n");
- break;
- }
-
- ast_mutex_unlock(&iflock);
- return;
-}
-
-static void lantiq_dev_event_handler(void)
-{
- IFX_TAPI_EVENT_t event;
- unsigned int i;
-
- for (i = 0; i < dev_ctx.channels ; i++) {
- ast_mutex_lock(&iflock);
-
- memset (&event, 0, sizeof(event));
- event.ch = i;
- if (ioctl(dev_ctx.dev_fd, IFX_TAPI_EVENT_GET, &event)) {
- ast_mutex_unlock(&iflock);
- continue;
- }
- if (event.id == IFX_TAPI_EVENT_NONE) {
- ast_mutex_unlock(&iflock);
- continue;
- }
-
- ast_mutex_unlock(&iflock);
-
- switch(event.id) {
- case IFX_TAPI_EVENT_FXS_ONHOOK:
- lantiq_dev_event_hook(i, 1);
- break;
- case IFX_TAPI_EVENT_FXS_OFFHOOK:
- lantiq_dev_event_hook(i, 0);
- break;
- case IFX_TAPI_EVENT_DTMF_DIGIT:
- lantiq_dev_event_digit(i, (char)event.data.dtmf.ascii);
- break;
- case IFX_TAPI_EVENT_PULSE_DIGIT:
- if (event.data.pulse.digit == 0xB) {
- lantiq_dev_event_digit(i, '0');
- } else {
- lantiq_dev_event_digit(i, '0' + (char)event.data.pulse.digit);
- }
- break;
- case IFX_TAPI_EVENT_COD_DEC_CHG:
- case IFX_TAPI_EVENT_TONE_GEN_END:
- case IFX_TAPI_EVENT_CID_TX_SEQ_END:
- break;
- default:
- ast_log(LOG_ERROR, "unknown TAPI event %08X\n", event.id);
- break;
- }
- }
-}
-
-static void * lantiq_events_monitor(void *data)
-{
- ast_verbose("TAPI thread started\n");
-
- struct pollfd fds[3];
-
- fds[0].fd = dev_ctx.dev_fd;
- fds[0].events = POLLIN;
- fds[1].fd = dev_ctx.ch_fd[0];
- fds[1].events = POLLIN;
- fds[2].fd = dev_ctx.ch_fd[1];
- fds[2].events = POLLIN;
-
- while (monitor) {
- ast_mutex_lock(&monlock);
-
- if (poll(fds, dev_ctx.channels + 1, 2000) <= 0) {
- ast_mutex_unlock(&monlock);
- continue;
- }
-
- if (fds[0].revents & POLLIN) {
- lantiq_dev_event_handler();
- }
-
- ast_mutex_unlock(&monlock);
-
- if ((fds[1].revents & POLLIN) && (lantiq_dev_data_handler(0))) {
- ast_log(LOG_ERROR, "data handler 0 failed\n");
- break;
- }
-
- if ((fds[2].revents & POLLIN) && (lantiq_dev_data_handler(1))) {
- ast_log(LOG_ERROR, "data handler 1 failed\n");
- break;
- }
- }
-
- return NULL;
-}
-
-static int restart_monitor(void)
-{
- /* If we're supposed to be stopped -- stay stopped */
- if (monitor_thread == AST_PTHREADT_STOP)
- return 0;
-
- ast_mutex_lock(&monlock);
-
- if (monitor_thread == pthread_self()) {
- ast_mutex_unlock(&monlock);
- ast_log(LOG_WARNING, "Cannot kill myself\n");
- return -1;
- }
-
- if (monitor_thread != AST_PTHREADT_NULL) {
- if (ast_mutex_lock(&iflock)) {
- ast_mutex_unlock(&monlock);
- ast_log(LOG_WARNING, "Unable to lock the interface list\n");
- return -1;
- }
- monitor = 0;
- while (pthread_kill(monitor_thread, SIGURG) == 0)
- sched_yield();
- pthread_join(monitor_thread, NULL);
- ast_mutex_unlock(&iflock);
- }
-
- monitor = 1;
- /* Start a new monitor */
- if (ast_pthread_create_background(&monitor_thread, NULL, lantiq_events_monitor, NULL) < 0) {
- ast_mutex_unlock(&monlock);
- ast_log(LOG_ERROR, "Unable to start monitor thread.\n");
- return -1;
- }
-
- ast_mutex_unlock(&monlock);
-
- return 0;
-}
-
-static void lantiq_cleanup(void)
-{
- int c;
-
- for (c = 0; c < dev_ctx.channels ; c++) {
- if (ioctl(dev_ctx.ch_fd[c], IFX_TAPI_LINE_FEED_SET, IFX_TAPI_LINE_FEED_STANDBY)) {
- ast_log(LOG_WARNING, "IFX_TAPI_LINE_FEED_SET ioctl failed\n");
- }
-
- if (ioctl(dev_ctx.ch_fd[c], IFX_TAPI_ENC_STOP, 0)) {
- ast_log(LOG_WARNING, "IFX_TAPI_ENC_STOP ioctl failed\n");
- }
-
- if (ioctl(dev_ctx.ch_fd[c], IFX_TAPI_DEC_STOP, 0)) {
- ast_log(LOG_WARNING, "IFX_TAPI_DEC_STOP ioctl failed\n");
- }
- }
-
- if (ioctl(dev_ctx.dev_fd, IFX_TAPI_DEV_STOP, 0)) {
- ast_log(LOG_WARNING, "IFX_TAPI_DEV_STOP ioctl failed\n");
- }
-
- close(dev_ctx.dev_fd);
-}
-
-static int unload_module(void)
-{
- int c;
-
- ast_channel_unregister(&lantiq_tech);
-
- if (!ast_mutex_lock(&iflock)) {
- for (c = 0; c < dev_ctx.channels ; c++) {
- if (iflist[c].owner)
- ast_softhangup(iflist[c].owner, AST_SOFTHANGUP_APPUNLOAD);
- }
- ast_mutex_unlock(&iflock);
- } else {
- ast_log(LOG_WARNING, "Unable to lock the monitor\n");
- return -1;
- }
-
- if (!ast_mutex_lock(&monlock)) {
- if (monitor_thread > AST_PTHREADT_NULL) {
- monitor = 0;
- while (pthread_kill(monitor_thread, SIGURG) == 0)
- sched_yield();
- pthread_join(monitor_thread, NULL);
- }
- monitor_thread = AST_PTHREADT_STOP;
- ast_mutex_unlock(&monlock);
- } else {
- ast_log(LOG_WARNING, "Unable to lock the monitor\n");
- return -1;
- }
-
- return 0;
-}
-
-static struct lantiq_pvt *lantiq_init_pvt(struct lantiq_pvt *pvt)
-{
- if (pvt) {
- pvt->owner = NULL;
- pvt->port_id = -1;
- pvt->channel_state = UNKNOWN;
- pvt->context[0] = '\0';
- pvt->ext[0] = '\0';
- pvt->dial_timer = 0;
- pvt->dtmfbuf[0] = '\0';
- pvt->dtmfbuf_len = 0;
- pvt->call_setup_start = 0;
- pvt->call_setup_delay = 0;
- pvt->jb_size = 0;
- pvt->jb_underflow = 0;
- pvt->jb_overflow = 0;
- pvt->jb_delay = 0;
- pvt->jb_invalid = 0;
- } else {
- ast_log(LOG_ERROR, "unable to clear pvt structure\n");
- }
-
- return pvt;
-}
-
-static int lantiq_create_pvts(void)
-{
- int i;
-
- iflist = ast_calloc(1, sizeof(struct lantiq_pvt) * dev_ctx.channels);
-
- if (iflist) {
- for (i=0 ; i<dev_ctx.channels ; i++) {
- lantiq_init_pvt(&iflist[i]);
- iflist[i].port_id = i;
- if (per_channel_context) {
- snprintf(iflist[i].context, AST_MAX_CONTEXT, "%s%i", LANTIQ_CONTEXT_PREFIX, i+1);
- ast_debug(1, "Context for channel %i: %s\n", i, iflist[i].context);
- } else {
- snprintf(iflist[i].context, AST_MAX_CONTEXT, "default");
- }
- }
- return 0;
- } else {
- ast_log(LOG_ERROR, "unable to allocate memory\n");
- return -1;
- }
-}
-
-static int lantiq_setup_rtp(int c)
-{
- /* Configure RTP payload type tables */
- IFX_TAPI_PKT_RTP_PT_CFG_t rtpPTConf;
-
- memset((char*)&rtpPTConf, '\0', sizeof(rtpPTConf));
-
- rtpPTConf.nPTup[IFX_TAPI_COD_TYPE_MLAW] = AST_FORMAT_ULAW;
- rtpPTConf.nPTup[IFX_TAPI_COD_TYPE_ALAW] = AST_FORMAT_ALAW;
-// rtpPTConf.nPTup[IFX_TAPI_COD_TYPE_G723_63] = AST_FORMAT_G723_1;
-// rtpPTConf.nPTup[IFX_TAPI_COD_TYPE_G723_53] = 4;
-// rtpPTConf.nPTup[IFX_TAPI_COD_TYPE_G729] = AST_FORMAT_G729A;
-// rtpPTConf.nPTup[IFX_TAPI_COD_TYPE_G722_64] = AST_FORMAT_G722;
-
- rtpPTConf.nPTdown[IFX_TAPI_COD_TYPE_MLAW] = AST_FORMAT_ULAW;
- rtpPTConf.nPTdown[IFX_TAPI_COD_TYPE_ALAW] = AST_FORMAT_ALAW;
-// rtpPTConf.nPTdown[IFX_TAPI_COD_TYPE_G723_63] = AST_FORMAT_G723_1;
-// rtpPTConf.nPTdown[IFX_TAPI_COD_TYPE_G723_53] = AST_FORMAT_G723_1;
-// rtpPTConf.nPTdown[IFX_TAPI_COD_TYPE_G729] = AST_FORMAT_G729A;
-// rtpPTConf.nPTdown[IFX_TAPI_COD_TYPE_G722_64] = AST_FORMAT_G722;
-
- int ret;
- if ((ret = ioctl(dev_ctx.ch_fd[c], IFX_TAPI_PKT_RTP_PT_CFG_SET, (IFX_int32_t) &rtpPTConf))) {
- ast_log(LOG_ERROR, "IFX_TAPI_PKT_RTP_PT_CFG_SET failed: ret=%i\n", ret);
- return -1;
- }
-
- return 0;
-}
-
-static int load_module(void)
-{
- struct ast_config *cfg;
- struct ast_variable *v;
- int txgain = 0;
- int rxgain = 0;
- int wlec_type = 0;
- int wlec_nlp = 0;
- int wlec_nbfe = 0;
- int wlec_nbne = 0;
- int wlec_wbne = 0;
- int jb_type = IFX_TAPI_JB_TYPE_ADAPTIVE;
- int jb_pckadpt = IFX_TAPI_JB_PKT_ADAPT_VOICE;
- int jb_localadpt = IFX_TAPI_JB_LOCAL_ADAPT_DEFAULT;
- int jb_scaling = 0x10;
- int jb_initialsize = 0x2d0;
- int jb_minsize = 0x50;
- int jb_maxsize = 0x5a0;
- int cid_type = IFX_TAPI_CID_STD_TELCORDIA;
- int vad_type = IFX_TAPI_ENC_VAD_NOVAD;
- dev_ctx.channels = TAPI_AUDIO_PORT_NUM_MAX;
- struct ast_flags config_flags = { 0 };
-
- if (!(sched_thread = ast_sched_thread_create())) {
- ast_log(LOG_ERROR, "Unable to create scheduler thread\n");
- return AST_MODULE_LOAD_FAILURE;
- }
-
- if ((cfg = ast_config_load(config, config_flags)) == CONFIG_STATUS_FILEINVALID) {
- ast_log(LOG_ERROR, "Config file %s is in an invalid format. Aborting.\n", config);
- return AST_MODULE_LOAD_DECLINE;
- }
-
- /* 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;
- }
-
- if (ast_mutex_lock(&iflock)) {
- ast_log(LOG_ERROR, "Unable to lock interface list.\n");
- return AST_MODULE_LOAD_FAILURE;
- }
-
- for (v = ast_variable_browse(cfg, "interfaces"); v; v = v->next) {
- if (!strcasecmp(v->name, "channels")) {
- dev_ctx.channels = atoi(v->value);
- if (!dev_ctx.channels) {
- ast_log(LOG_ERROR, "Invalid value for channels in config %s\n", config);
- ast_config_destroy(cfg);
- return AST_MODULE_LOAD_DECLINE;
- }
- } else if (!strcasecmp(v->name, "firmwarefilename")) {
- ast_copy_string(firmware_filename, v->value, sizeof(firmware_filename));
- } else if (!strcasecmp(v->name, "bbdfilename")) {
- ast_copy_string(bbd_filename, v->value, sizeof(bbd_filename));
- } else if (!strcasecmp(v->name, "basepath")) {
- ast_copy_string(base_path, v->value, sizeof(base_path));
- } else if (!strcasecmp(v->name, "per_channel_context")) {
- if (!strcasecmp(v->value, "on")) {
- per_channel_context = 1;
- } else if (!strcasecmp(v->value, "off")) {
- per_channel_context = 0;
- } else {
- ast_log(LOG_ERROR, "Unknown per_channel_context value '%s'. Try 'on' or 'off'.\n", v->value);
- ast_config_destroy(cfg);
- return AST_MODULE_LOAD_DECLINE;
- }
- }
- }
-
- for (v = ast_variable_browse(cfg, "general"); v; v = v->next) {
- if (!strcasecmp(v->name, "rxgain")) {
- rxgain = atoi(v->value);
- if (!rxgain) {
- rxgain = 0;
- ast_log(LOG_WARNING, "Invalid rxgain: %s, using default.\n", v->value);
- }
- } else if (!strcasecmp(v->name, "txgain")) {
- txgain = atoi(v->value);
- if (!txgain) {
- txgain = 0;
- ast_log(LOG_WARNING, "Invalid txgain: %s, using default.\n", v->value);
- }
- } else if (!strcasecmp(v->name, "echocancel")) {
- if (!strcasecmp(v->value, "off")) {
- wlec_type = IFX_TAPI_WLEC_TYPE_OFF;
- } else if (!strcasecmp(v->value, "nlec")) {
- wlec_type = IFX_TAPI_WLEC_TYPE_NE;
- if (!strcasecmp(v->name, "echocancelfixedwindowsize")) {
- wlec_nbne = atoi(v->value);
- }
- } else if (!strcasecmp(v->value, "wlec")) {
- wlec_type = IFX_TAPI_WLEC_TYPE_NFE;
- if (!strcasecmp(v->name, "echocancelnfemovingwindowsize")) {
- wlec_nbfe = atoi(v->value);
- } else if (!strcasecmp(v->name, "echocancelfixedwindowsize")) {
- wlec_nbne = atoi(v->value);
- } else if (!strcasecmp(v->name, "echocancelwidefixedwindowsize")) {
- wlec_wbne = atoi(v->value);
- }
- } else if (!strcasecmp(v->value, "nees")) {
- wlec_type = IFX_TAPI_WLEC_TYPE_NE_ES;
- } else if (!strcasecmp(v->value, "nfees")) {
- wlec_type = IFX_TAPI_WLEC_TYPE_NFE_ES;
- } else if (!strcasecmp(v->value, "es")) {
- wlec_type = IFX_TAPI_WLEC_TYPE_ES;
- } else {
- wlec_type = IFX_TAPI_WLEC_TYPE_OFF;
- ast_log(LOG_ERROR, "Unknown echo cancellation type '%s'\n", v->value);
- ast_config_destroy(cfg);
- return AST_MODULE_LOAD_DECLINE;
- }
- } else if (!strcasecmp(v->name, "echocancelnlp")) {
- if (!strcasecmp(v->value, "on")) {
- wlec_nlp = IFX_TAPI_WLEC_NLP_ON;
- } else if (!strcasecmp(v->value, "off")) {
- wlec_nlp = IFX_TAPI_WLEC_NLP_OFF;
- } else {
- ast_log(LOG_ERROR, "Unknown echo cancellation nlp '%s'\n", v->value);
- ast_config_destroy(cfg);
- return AST_MODULE_LOAD_DECLINE;
- }
- } else if (!strcasecmp(v->name, "jitterbuffertype")) {
- if (!strcasecmp(v->value, "fixed")) {
- jb_type = IFX_TAPI_JB_TYPE_FIXED;
- } else if (!strcasecmp(v->value, "adaptive")) {
- jb_type = IFX_TAPI_JB_TYPE_ADAPTIVE;
- jb_localadpt = IFX_TAPI_JB_LOCAL_ADAPT_DEFAULT;
- if (!strcasecmp(v->name, "jitterbufferadaptation")) {
- if (!strcasecmp(v->value, "on")) {
- jb_localadpt = IFX_TAPI_JB_LOCAL_ADAPT_ON;
- } else if (!strcasecmp(v->value, "off")) {
- jb_localadpt = IFX_TAPI_JB_LOCAL_ADAPT_OFF;
- }
- } else if (!strcasecmp(v->name, "jitterbufferscalling")) {
- jb_scaling = atoi(v->value);
- } else if (!strcasecmp(v->name, "jitterbufferinitialsize")) {
- jb_initialsize = atoi(v->value);
- } else if (!strcasecmp(v->name, "jitterbufferminsize")) {
- jb_minsize = atoi(v->value);
- } else if (!strcasecmp(v->name, "jitterbuffermaxsize")) {
- jb_maxsize = atoi(v->value);
- }
- } else {
- ast_log(LOG_ERROR, "Unknown jitter buffer type '%s'\n", v->value);
- ast_config_destroy(cfg);
- return AST_MODULE_LOAD_DECLINE;
- }
- } else if (!strcasecmp(v->name, "jitterbufferpackettype")) {
- if (!strcasecmp(v->value, "voice")) {
- jb_pckadpt = IFX_TAPI_JB_PKT_ADAPT_VOICE;
- } else if (!strcasecmp(v->value, "data")) {
- jb_pckadpt = IFX_TAPI_JB_PKT_ADAPT_DATA;
- } else if (!strcasecmp(v->value, "datanorep")) {
- jb_pckadpt = IFX_TAPI_JB_PKT_ADAPT_DATA_NO_REP;
- } else {
- ast_log(LOG_ERROR, "Unknown jitter buffer packet adaptation type '%s'\n", v->value);
- ast_config_destroy(cfg);
- return AST_MODULE_LOAD_DECLINE;
- }
- } else if (!strcasecmp(v->name, "calleridtype")) {
- ast_log(LOG_DEBUG, "Setting CID type to %s.\n", v->value);
- if (!strcasecmp(v->value, "telecordia")) {
- cid_type = IFX_TAPI_CID_STD_TELCORDIA;
- } else if (!strcasecmp(v->value, "etsifsk")) {
- cid_type = IFX_TAPI_CID_STD_ETSI_FSK;
- } else if (!strcasecmp(v->value, "etsidtmf")) {
- cid_type = IFX_TAPI_CID_STD_ETSI_DTMF;
- } else if (!strcasecmp(v->value, "sin")) {
- cid_type = IFX_TAPI_CID_STD_SIN;
- } else if (!strcasecmp(v->value, "ntt")) {
- cid_type = IFX_TAPI_CID_STD_NTT;
- } else if (!strcasecmp(v->value, "kpndtmf")) {
- cid_type = IFX_TAPI_CID_STD_KPN_DTMF;
- } else if (!strcasecmp(v->value, "kpndtmffsk")) {
- cid_type = IFX_TAPI_CID_STD_KPN_DTMF_FSK;
- } else {
- ast_log(LOG_ERROR, "Unknown caller id type '%s'\n", v->value);
- ast_config_destroy(cfg);
- return AST_MODULE_LOAD_DECLINE;
- }
- } else if (!strcasecmp(v->name, "voiceactivitydetection")) {
- if (!strcasecmp(v->value, "on")) {
- vad_type = IFX_TAPI_ENC_VAD_ON;
- } else if (!strcasecmp(v->value, "g711")) {
- vad_type = IFX_TAPI_ENC_VAD_G711;
- } else if (!strcasecmp(v->value, "cng")) {
- vad_type = IFX_TAPI_ENC_VAD_CNG_ONLY;
- } else if (!strcasecmp(v->value, "sc")) {
- vad_type = IFX_TAPI_ENC_VAD_SC_ONLY;
- } else {
- ast_log(LOG_ERROR, "Unknown voice activity detection value '%s'\n", v->value);
- ast_config_destroy(cfg);
- return AST_MODULE_LOAD_DECLINE;
- }
- }
- }
-
- lantiq_create_pvts();
-
- ast_mutex_unlock(&iflock);
-
- if (ast_channel_register(&lantiq_tech)) {
- ast_log(LOG_ERROR, "Unable to register channel class 'Phone'\n");
- ast_config_destroy(cfg);
- unload_module();
- return AST_MODULE_LOAD_FAILURE;
- }
- ast_config_destroy(cfg);
-
- /* tapi */
-#ifdef TODO_TONES
- IFX_TAPI_TONE_t tone;
-#endif
- IFX_TAPI_DEV_START_CFG_t dev_start;
- IFX_TAPI_MAP_DATA_t map_data;
- IFX_TAPI_ENC_CFG_t enc_cfg;
- IFX_TAPI_LINE_VOLUME_t line_vol;
- IFX_TAPI_WLEC_CFG_t wlec_cfg;
- IFX_TAPI_JB_CFG_t jb_cfg;
- IFX_TAPI_CID_CFG_t cid_cfg;
- uint8_t c;
-
- /* open device */
- dev_ctx.dev_fd = lantiq_dev_open(base_path, 0);
-
- if (dev_ctx.dev_fd < 0) {
- ast_log(LOG_ERROR, "lantiq tapi device open function failed\n");
- return AST_MODULE_LOAD_FAILURE;
- }
-
- for (c = 0; c < dev_ctx.channels ; c++) {
- dev_ctx.ch_fd[c] = lantiq_dev_open(base_path, c + 1);
-
- if (dev_ctx.ch_fd[c] < 0) {
- ast_log(LOG_ERROR, "lantiq tapi channel %d open function failed\n", c);
- return AST_MODULE_LOAD_FAILURE;
- }
- }
-
- if (lantiq_dev_firmware_download(dev_ctx.dev_fd, firmware_filename)) {
- ast_log(LOG_ERROR, "voice firmware download failed\n");
- return AST_MODULE_LOAD_FAILURE;
- }
-
- if (ioctl(dev_ctx.dev_fd, IFX_TAPI_DEV_STOP, 0)) {
- ast_log(LOG_ERROR, "IFX_TAPI_DEV_STOP ioctl failed\n");
- return AST_MODULE_LOAD_FAILURE;
- }
-
- memset(&dev_start, 0x0, sizeof(IFX_TAPI_DEV_START_CFG_t));
- dev_start.nMode = IFX_TAPI_INIT_MODE_VOICE_CODER;
-
- /* Start TAPI */
- if (ioctl(dev_ctx.dev_fd, IFX_TAPI_DEV_START, &dev_start)) {
- ast_log(LOG_ERROR, "IFX_TAPI_DEV_START ioctl failed\n");
- return AST_MODULE_LOAD_FAILURE;
- }
-
- for (c = 0; c < dev_ctx.channels ; c++) {
- /* tones */
-#ifdef TODO_TONES
- memset(&tone, 0, sizeof(IFX_TAPI_TONE_t));
- if (ioctl(dev_ctx.ch_fd[c], IFX_TAPI_TONE_TABLE_CFG_SET, &tone)) {
- ast_log(LOG_ERROR, "IFX_TAPI_TONE_TABLE_CFG_SET %d failed\n", c);
- return AST_MODULE_LOAD_FAILURE;
- }
-#endif
- /* ringing type */
- IFX_TAPI_RING_CFG_t ringingType;
- memset(&ringingType, 0, sizeof(IFX_TAPI_RING_CFG_t));
- ringingType.nMode = IFX_TAPI_RING_CFG_MODE_INTERNAL_BALANCED;
- ringingType.nSubmode = IFX_TAPI_RING_CFG_SUBMODE_DC_RNG_TRIP_FAST;
- if (ioctl(dev_ctx.ch_fd[c], IFX_TAPI_RING_CFG_SET, (IFX_int32_t) &ringingType)) {
- ast_log(LOG_ERROR, "IFX_TAPI_RING_CFG_SET failed\n");
- return AST_MODULE_LOAD_FAILURE;
- }
-
- /* ring cadence */
- IFX_char_t data[15] = { 0xFF, 0xFF, 0xFF, 0xFF, 0xFF,
- 0x00, 0x00, 0x00, 0x00, 0x00,
- 0x00, 0x00, 0x00, 0x00, 0x00 };
-
- IFX_TAPI_RING_CADENCE_t ringCadence;
- memset(&ringCadence, 0, sizeof(IFX_TAPI_RING_CADENCE_t));
- memcpy(&ringCadence.data, data, sizeof(data));
- ringCadence.nr = sizeof(data) * 8;
-
- if (ioctl(dev_ctx.ch_fd[c], IFX_TAPI_RING_CADENCE_HR_SET, &ringCadence)) {
- ast_log(LOG_ERROR, "IFX_TAPI_RING_CADENCE_HR_SET failed\n");
- return AST_MODULE_LOAD_FAILURE;
- }
-
- /* perform mapping */
- memset(&map_data, 0x0, sizeof(IFX_TAPI_MAP_DATA_t));
- map_data.nDstCh = c;
- map_data.nChType = IFX_TAPI_MAP_TYPE_PHONE;
-
- if (ioctl(dev_ctx.ch_fd[c], IFX_TAPI_MAP_DATA_ADD, &map_data)) {
- ast_log(LOG_ERROR, "IFX_TAPI_MAP_DATA_ADD %d failed\n", c);
- return AST_MODULE_LOAD_FAILURE;
- }
-
- /* set line feed */
- if (ioctl(dev_ctx.ch_fd[c], IFX_TAPI_LINE_FEED_SET, IFX_TAPI_LINE_FEED_STANDBY)) {
- ast_log(LOG_ERROR, "IFX_TAPI_LINE_FEED_SET %d failed\n", c);
- return AST_MODULE_LOAD_FAILURE;
- }
-
- /* Configure encoder */
- memset(&enc_cfg, 0x0, sizeof(IFX_TAPI_ENC_CFG_t));
- enc_cfg.nFrameLen = IFX_TAPI_COD_LENGTH_20;
- enc_cfg.nEncType = IFX_TAPI_COD_TYPE_MLAW;
-
- if (ioctl(dev_ctx.ch_fd[c], IFX_TAPI_ENC_CFG_SET, &enc_cfg)) {
- ast_log(LOG_ERROR, "IFX_TAPI_ENC_CFG_SET %d failed\n", c);
- return AST_MODULE_LOAD_FAILURE;
- }
-
- /* set volume */
- memset(&line_vol, 0, sizeof(line_vol));
- line_vol.nGainRx = rxgain;
- line_vol.nGainTx = txgain;
-
- if (ioctl(dev_ctx.ch_fd[c], IFX_TAPI_PHONE_VOLUME_SET, &line_vol)) {
- ast_log(LOG_ERROR, "IFX_TAPI_PHONE_VOLUME_SET %d failed\n", c);
- return AST_MODULE_LOAD_FAILURE;
- }
-
- /* Configure line echo canceller */
- memset(&wlec_cfg, 0, sizeof(wlec_cfg));
- wlec_cfg.nType = wlec_type;
- wlec_cfg.bNlp = wlec_nlp;
- wlec_cfg.nNBFEwindow = wlec_nbfe;
- wlec_cfg.nNBNEwindow = wlec_nbne;
- wlec_cfg.nWBNEwindow = wlec_wbne;
-
- if (ioctl(dev_ctx.ch_fd[c], IFX_TAPI_WLEC_PHONE_CFG_SET, &wlec_cfg)) {
- ast_log(LOG_ERROR, "IFX_TAPI_WLEC_PHONE_CFG_SET %d failed\n", c);
- return AST_MODULE_LOAD_FAILURE;
- }
-
- /* Configure jitter buffer */
- memset(&jb_cfg, 0, sizeof(jb_cfg));
- jb_cfg.nJbType = jb_type;
- jb_cfg.nPckAdpt = jb_pckadpt;
- jb_cfg.nLocalAdpt = jb_localadpt;
- jb_cfg.nScaling = jb_scaling;
- jb_cfg.nInitialSize = jb_initialsize;
- jb_cfg.nMinSize = jb_minsize;
- jb_cfg.nMaxSize = jb_maxsize;
-
- if (ioctl(dev_ctx.ch_fd[c], IFX_TAPI_JB_CFG_SET, &jb_cfg)) {
- ast_log(LOG_ERROR, "IFX_TAPI_JB_CFG_SET %d failed\n", c);
- return AST_MODULE_LOAD_FAILURE;
- }
-
- /* Configure Caller ID type */
- memset(&cid_cfg, 0, sizeof(cid_cfg));
- cid_cfg.nStandard = cid_type;
-
- if (ioctl(dev_ctx.ch_fd[c], IFX_TAPI_CID_CFG_SET, &cid_cfg)) {
- ast_log(LOG_ERROR, "IIFX_TAPI_CID_CFG_SET %d failed\n", c);
- return AST_MODULE_LOAD_FAILURE;
- }
-
- /* Configure voice activity detection */
- if (ioctl(dev_ctx.ch_fd[c], IFX_TAPI_ENC_VAD_CFG_SET, vad_type)) {
- ast_log(LOG_ERROR, "IFX_TAPI_ENC_VAD_CFG_SET %d failed\n", c);
- return AST_MODULE_LOAD_FAILURE;
- }
-
- /* Setup TAPI <-> Asterisk codec type mapping */
- if (lantiq_setup_rtp(c)) {
- return AST_MODULE_LOAD_FAILURE;
- }
-
- /* Set initial hook status */
- iflist[c].channel_state = lantiq_get_hookstatus(c);
-
- if (iflist[c].channel_state == UNKNOWN) {
- return AST_MODULE_LOAD_FAILURE;
- }
- }
-
- /* make sure our device will be closed properly */
- ast_register_atexit(lantiq_cleanup);
-
- restart_monitor();
- return AST_MODULE_LOAD_SUCCESS;
-}
-
-AST_MODULE_INFO_STANDARD(ASTERISK_GPL_KEY, "Lantiq TAPI Telephony API Support");
projects / feed / telephony.git / commitdiff