~davewalker/ubuntu/maverick/asterisk/lp

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 } } };

127

static VPB_DETECT toned_ungrunt = { 2, VPB_GRUNT, 1, 2000, 1, 0, 0, -40, 0, 0, 30, 40, { { 0, 0, 0, 0 } } };

128

129

/* Use loop drop detection */

130

static int UseLoopDrop=1;

131

132

/* To use or not to use Native bridging */

133

static int UseNativeBridge=1;

134

135

#define TIMER_PERIOD_RINGBACK 2000

136

#define TIMER_PERIOD_BUSY 700

137

138

139

|VPB_MRECORD_OVERFLOW|VPB_MSTATION_OFFHOOK|VPB_MSTATION_ONHOOK \

140

|VPB_MRING_OFF|VPB_MDROP|VPB_MSTATION_FLASH)

141

142

|VPB_MRECORD_OVERFLOW|VPB_MSTATION_OFFHOOK|VPB_MSTATION_ONHOOK \

143

|VPB_MRING_OFF|VPB_MSTATION_FLASH)

144

#define VPB_EVENTS_NODTMF (VPB_MRING|VPB_MDIGIT|VPB_MTONEDETECT|VPB_MTIMEREXP|VPB_MPLAY_UNDERFLOW \

145

|VPB_MRECORD_OVERFLOW|VPB_MSTATION_OFFHOOK|VPB_MSTATION_ONHOOK \

146

|VPB_MRING_OFF|VPB_MDROP|VPB_MSTATION_FLASH)

147

148

|VPB_MRECORD_OVERFLOW|VPB_MSTATION_OFFHOOK|VPB_MSTATION_ONHOOK \

149

|VPB_MRING_OFF|VPB_MSTATION_FLASH)

150

151

152

// Dialing parameters for Australia

153

//#define DIAL_WITH_CALL_PROGRESS

154

VPB_TONE_MAP DialToneMap[] = { { VPB_BUSY_AUST, VPB_CALL_DISCONNECT, 0 },

155

{ VPB_DIAL, VPB_CALL_DIALTONE, 0 },

156

{ VPB_RINGBACK_308, VPB_CALL_RINGBACK, 0 },

157

{ VPB_BUSY_AUST, VPB_CALL_BUSY, 0 },

158

{ VPB_GRUNT, VPB_CALL_GRUNT, 0 },

159

{ 0, 0, 1 } };

160

#define VPB_DIALTONE_WAIT 2000 /* Wait up to 2s for a dialtone */

161

#define VPB_RINGWAIT 4000 /* Wait up to 4s for ring tone after dialing */

162

#define VPB_CONNECTED_WAIT 4000 /* If no ring tone detected for 4s then consider call connected */

163

#define TIMER_PERIOD_NOANSWER 120000 /* Let it ring for 120s before deciding theres noone there */

164

165

#define MAX_BRIDGES_V4PCI 2

166

#define MAX_BRIDGES_V12PCI 128

167

168

/* port states */

169

#define VPB_STATE_ONHOOK 0

170

#define VPB_STATE_OFFHOOK 1

171

#define VPB_STATE_DIALLING 2

172

#define VPB_STATE_JOINED 3

173

#define VPB_STATE_GETDTMF 4

174

#define VPB_STATE_PLAYDIAL 5

175

#define VPB_STATE_PLAYBUSY 6

176

#define VPB_STATE_PLAYRING 7

177

178

179

typedef struct {

180

int inuse;

181

struct ast_channel *c0, *c1, **rc;

182

struct ast_frame **fo;

183

int flags;

184

ast_mutex_t lock;

185

pthread_cond_t cond;

186

int endbridge;

187

} vpb_bridge_t;

188

189

static vpb_bridge_t * bridges;

190

static int max_bridges = MAX_BRIDGES_V4PCI;

191

192

AST_MUTEX_DEFINE_STATIC(bridge_lock);

193

194

typedef enum {

195

vpb_model_unknown = 0,

196

vpb_model_v4pci,

197

vpb_model_v12pci

198

} vpb_model_t;

117

199

118

200

static struct vpb_pvt {

119

201

120

struct ast_channel *owner; /* Channel we belong to, possibly NULL */

121

int mode; /* Is this in the */

122

int handle; /* Handle for vpb interface */

123

124

char dev[256];

125

126

struct ast_frame f, fr;

127

char buf[VPB_MAX_BUF]; /* Static buffer for reading frames */

128

char obuf[VPB_MAX_BUF];

129

130

int dialtone;

131

float txgain, rxgain; /* gain control for playing, recording */

132

133

int wantdtmf; /* Waiting for DTMF. */

134

int silencesupression;

135

char context[AST_MAX_EXTENSION];

136

137

char ext[AST_MAX_EXTENSION];

138

char language[MAX_LANGUAGE];

139

char callerid[AST_MAX_EXTENSION];

140

141

int lastinput;

142

int lastoutput;

143

144

struct vpb_bridge_t *bridge;

145

void *timer; /* For call timeout. */

146

int calling;

147

148

int lastgrunt;

149

150

ast_mutex_t lock;

151

152

int stopreads; /* Stop reading...*/

153

pthread_t readthread; /* For monitoring read channel. One per owned channel. */

154

155

struct vpb_pvt *next; /* Next channel in list */

202

ast_mutex_t owner_lock; /* Protect blocks that expect ownership to remain the same */

203

struct ast_channel *owner; /* Channel who owns us, possibly NULL */

204

205

int golock; /* Got owner lock ? */

206

207

int mode; /* fxo/imediate/dialtone*/

208

int handle; /* Handle for vpb interface */

209

210

int state; /* used to keep port state (internal to driver) */

211

212

int group; /* Which group this port belongs to */

213

214

char dev[256]; /* Device name, eg vpb/1-1 */

215

vpb_model_t vpb_model; /* card model */

216

217

struct ast_frame f, fr; /* Asterisk frame interface */

218

char buf[VPB_MAX_BUF]; /* Static buffer for reading frames */

219

220

int dialtone; /* NOT USED */

221

float txgain, rxgain; /* Hardware gain control */

222

float txswgain, rxswgain; /* Software gain control */

223

224

int wantdtmf; /* Waiting for DTMF. */

225

char context[AST_MAX_EXTENSION]; /* The context for this channel */

226

227

char ext[AST_MAX_EXTENSION]; /* DTMF buffer for the ext[ens] */

228

char language[MAX_LANGUAGE]; /* language being used */

229

char callerid[AST_MAX_EXTENSION]; /* CallerId used for directly connected phone */

230

231

int brcallerpos; /* Brazilian CallerID detection */

232

233

int lastoutput; /* Holds the last Audio format output'ed */

234

int lastinput; /* Holds the last Audio format input'ed */

235

int last_ignore_dtmf;

236

237

void *busy_timer; /* Void pointer for busy vpb_timer */

238

int busy_timer_id; /* unique timer ID for busy timer */

239

240

void *ringback_timer; /* Void pointer for ringback vpb_timer */

241

int ringback_timer_id; /* unique timer ID for ringback timer */

242

243

double lastgrunt; /* time stamp (secs since epoc) of last grunt event */

244

245

ast_mutex_t lock; /* This one just protects bridge ptr below */

246

vpb_bridge_t *bridge;

247

248

int stopreads; /* Stop reading...*/

249

int read_state; /* Read state */

250

int chuck_count; /* a count of packets weve chucked away!*/

251

pthread_t readthread; /* For monitoring read channel. One per owned channel. */

252

253

ast_mutex_t record_lock; /* This one prevents reentering a record_buf block */

254

ast_mutex_t play_lock; /* This one prevents reentering a play_buf block */

255

int play_buf_time; /* How long the last play_buf took */

256

257

ast_mutex_t play_dtmf_lock;

258

char play_dtmf[16];

259

260

struct vpb_pvt *next; /* Next channel in list */

261

156

262

} *iflist = NULL;

157

263

158

static char callerid[AST_MAX_EXTENSION];

159

264

static struct ast_channel *vpb_new(struct vpb_pvt *i, int state, char *context);

265

static void *do_chanreads(void *pvt);

266

267

// Can't get vpb_bridge() working on v4pci without either a horrible

268

// high pitched feedback noise or bad hiss noise depending on gain settings

269

// Get asterisk to do the bridging

270

#define BAD_V4PCI_BRIDGE

271

272

// This one enables a half duplex bridge which may be required to prevent high pitched

273

// feedback when getting asterisk to do the bridging and when using certain gain settings.

274

//#define HALF_DUPLEX_BRIDGE

275

276

/* This is the Native bridge code, which Asterisk will try before using its own bridging code */

160

277

static int vpb_bridge(struct ast_channel *c0, struct ast_channel *c1, int flags, struct ast_frame **fo, struct ast_channel **rc)

161

278

{

162

struct vpb_pvt *p0 = (struct vpb_pvt *)c0->pvt->pvt;

163

struct vpb_pvt *p1 = (struct vpb_pvt *)c1->pvt->pvt;

164

int i, len = sizeof bridges/sizeof bridges[0], res;

165

166

/* Bridge channels, check if we can. I believe we always can, so find a slot.*/

167

168

ast_mutex_lock(&bridge_lock); {

169

for (i = 0; i < len; i++)

170

if (!bridges[i].inuse)

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break;

172

if (i < len) {

173

bridges[i].inuse = 1;

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bridges[i].flags = flags;

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bridges[i].rc = rc;

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bridges[i].fo = fo;

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bridges[i].c0 = c0;

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bridges[i].c1 = c1;

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ast_mutex_init(&bridges[i].lock);

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pthread_cond_init(&bridges[i].cond, NULL);

181

}

182

} ast_mutex_unlock(&bridge_lock);

183

184

if (i == len) {

185

ast_log(LOG_WARNING, "Failed to bridge %s and %s!\n", c0->name, c1->name);

186

return -2;

187

} else {

188

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/* Set bridge pointers. You don't want to take these locks while holding bridge lock.*/

190

ast_mutex_lock(&p0->lock); {

191

p0->bridge = &bridges[i];

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} ast_mutex_unlock(&p0->lock);

193

194

ast_mutex_lock(&p1->lock); {

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p1->bridge = &bridges[i];

196

} ast_mutex_unlock(&p1->lock);

197

198

if (option_verbose > 4)

199

ast_verbose(VERBOSE_PREFIX_3

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" Bridging call entered with [%s, %s]\n", c0->name, c1->name);

201

}

202

res = vpb_bridge(p0->handle, p1->handle, VPB_BRIDGE_ON, 0);

203

204

if (res != VPB_OK)

205

goto done;

206

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res = pthread_cond_wait(&bridges[i].cond, &bridges[i].lock); /* Wait for condition signal. */

208

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done: /* Out of wait. */

211

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vpb_bridge(p0->handle, p1->handle, VPB_BRIDGE_OFF, 0);

213

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ast_mutex_lock(&bridge_lock); {

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bridges[i].inuse = 0;

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ast_mutex_destroy(&bridges[i].lock);

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pthread_cond_destroy(&bridges[i].cond);

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} ast_mutex_unlock(&bridge_lock);

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ast_mutex_lock(&p0->lock); {

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p0->bridge = NULL;

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} ast_mutex_unlock(&p0->lock);

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ast_mutex_lock(&p1->lock); {

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p1->bridge = NULL;

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} ast_mutex_unlock(&p1->lock);

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if (option_verbose > 4)

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ast_verbose(VERBOSE_PREFIX_3

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" Bridging call done with [%s, %s] => %d\n", c0->name, c1->name, res);

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if (res != 0 && res != VPB_OK) /* Don't assume VPB_OK is zero! */

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return -1;

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else

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return 0;

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struct vpb_pvt *p0 = (struct vpb_pvt *)c0->pvt->pvt;

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struct vpb_pvt *p1 = (struct vpb_pvt *)c1->pvt->pvt;

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int i, res;

282

283

#ifdef BAD_V4PCI_BRIDGE

284

if(p0->vpb_model==vpb_model_v4pci)

285

return -2;

286

#endif

287

if ( UseNativeBridge != 1){

288

return -2;

289

}

290

291

292

ast_mutex_lock(&p0->lock);

293

ast_mutex_lock(&p1->lock);

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296

/* Bridge channels, check if we can. I believe we always can, so find a slot.*/

297

298

ast_mutex_lock(&bridge_lock); {

299

for (i = 0; i < max_bridges; i++)

300

if (!bridges[i].inuse)

301

break;

302

if (i < max_bridges) {

303

bridges[i].inuse = 1;

304

bridges[i].endbridge = 0;

305

bridges[i].flags = flags;

306

bridges[i].rc = rc;

307

bridges[i].fo = fo;

308

bridges[i].c0 = c0;

309

bridges[i].c1 = c1;

310

}

311

} ast_mutex_unlock(&bridge_lock);

312

313

if (i == max_bridges) {

314

ast_log(LOG_WARNING, "Failed to bridge %s and %s!\n", c0->name, c1->name);

315

ast_mutex_unlock(&p0->lock);

316

ast_mutex_unlock(&p1->lock);

317

return -2;

318

} else {

319

/* Set bridge pointers. You don't want to take these locks while holding bridge lock.*/

320

ast_mutex_lock(&p0->lock); {

321

p0->bridge = &bridges[i];

322

} ast_mutex_unlock(&p0->lock);

323

324

ast_mutex_lock(&p1->lock); {

325

p1->bridge = &bridges[i];

326

} ast_mutex_unlock(&p1->lock);

327

328

if (option_verbose>1)

329

ast_verbose(VERBOSE_PREFIX_2 "Bridging call entered with [%s, %s]\n", c0->name, c1->name);

330

}

331

332

#ifdef HALF_DUPLEX_BRIDGE

333

334

if (option_verbose>1)

335

ast_verbose(VERBOSE_PREFIX_2 "Starting half-duplex bridge [%s, %s]\n", c0->name, c1->name);

336

337

int dir = 0;

338

339

memset(p0->buf, 0, sizeof p0->buf);

340

memset(p1->buf, 0, sizeof p1->buf);

341

342

vpb_record_buf_start(p0->handle, VPB_ALAW);

343

vpb_record_buf_start(p1->handle, VPB_ALAW);

344

345

vpb_play_buf_start(p0->handle, VPB_ALAW);

346

vpb_play_buf_start(p1->handle, VPB_ALAW);

347

348

while( !bridges[i].endbridge ) {

349

struct vpb_pvt *from, *to;

350

if(++dir%2) {

351

from = p0;

352

to = p1;

353

} else {

354

from = p1;

355

to = p0;

356

}

357

vpb_record_buf_sync(from->handle, from->buf, VPB_SAMPLES);

358

vpb_play_buf_sync(to->handle, from->buf, VPB_SAMPLES);

359

}

360

361

vpb_record_buf_finish(p0->handle);

362

vpb_record_buf_finish(p1->handle);

363

364

vpb_play_buf_finish(p0->handle);

365

vpb_play_buf_finish(p1->handle);

366

367

if (option_verbose>1)

368

ast_verbose(VERBOSE_PREFIX_2 "Finished half-duplex bridge [%s, %s]\n", c0->name, c1->name);

369

370

res = VPB_OK;

371

372

#else

373

374

res = vpb_bridge(p0->handle, p1->handle, VPB_BRIDGE_ON, i+1 /* resource 1 & 2 only for V4PCI*/ );

375

if (res == VPB_OK) {

376

//pthread_cond_wait(&bridges[i].cond, &bridges[i].lock); /* Wait for condition signal. */

377

while( !bridges[i].endbridge ) {};

378

vpb_bridge(p0->handle, p1->handle, VPB_BRIDGE_OFF, i+1 /* resource 1 & 2 only for V4PCI*/ );

379

}

380

381

#endif

382

383

ast_mutex_lock(&bridge_lock); {

384

bridges[i].inuse = 0;

385

} ast_mutex_unlock(&bridge_lock);

386

387

p0->bridge = NULL;

388

p1->bridge = NULL;

389

390

391

if (option_verbose>1)

392

ast_verbose(VERBOSE_PREFIX_2 "Bridging call done with [%s, %s] => %d\n", c0->name, c1->name, res);

393

394

395

ast_mutex_unlock(&p0->lock);

396

ast_mutex_unlock(&p1->lock);

397

398

return (res==VPB_OK)?0:-1;

399

}

400

401

static double get_time_in_ms()

402

{

403

struct timeval tv;

404

gettimeofday(&tv, NULL);

405

return ((double)tv.tv_sec*1000)+((double)tv.tv_usec/1000);

406

}

407

408

// Caller ID can be located in different positions between the rings depending on your Telco

409

// Australian (Telstra) callerid starts 700ms after 1st ring and finishes 1.5s after first ring

410

// Use ANALYSE_CID to record rings and determine location of callerid

411

//#define ANALYSE_CID

412

#define RING_SKIP 600

413

#define CID_MSECS 1700

414

415

static void get_callerid(struct vpb_pvt *p)

416

{

417

short buf[CID_MSECS*8]; // 8kHz sampling rate

418

double cid_record_time;

419

int rc;

420

421

if(strcasecmp(p->callerid, "on")) {

422

p->owner->callerid = strdup("unknown");

423

return;

424

}

425

426

if( ast_mutex_trylock(&p->record_lock) == 0 ) {

427

428

char callerid[AST_MAX_EXTENSION] = "";

429

430

cid_record_time = get_time_in_ms();

431

if (option_verbose>3)

432

ast_verbose(VERBOSE_PREFIX_4 "CID record - start\n");

433

434

#ifdef ANALYSE_CID

435

VPB_RECORD record_parms = { "", 8 * 1000 }; // record a couple of rings

436

vpb_record_set(p->handle,&record_parms);

437

ast_verbose(VERBOSE_PREFIX_4 "Recording debug CID sample to /tmp/cid.raw\n");

438

vpb_record_file_sync(p->handle,"/tmp/cid.raw",VPB_LINEAR);

439

rc = 1; // don't try to decode_cid

440

#else

441

// Skip any trailing ringtone

442

vpb_sleep(RING_SKIP);

443

444

if (option_verbose>3)

445

ast_verbose(VERBOSE_PREFIX_4 "CID record - skipped %fms trailing ring\n",

446

get_time_in_ms() - cid_record_time);

447

cid_record_time = get_time_in_ms();

448

449

// Record bit between the rings which contains the callerid

450

vpb_record_buf_start(p->handle, VPB_LINEAR);

451

rc = vpb_record_buf_sync(p->handle, (char*)buf, sizeof(buf));

452

vpb_record_buf_finish(p->handle);

453

#endif

454

455

if (option_verbose>3)

456

ast_verbose(VERBOSE_PREFIX_4 "CID record - recorded %fms between rings\n",

457

get_time_in_ms() - cid_record_time);

458

459

ast_mutex_unlock(&p->record_lock);

460

461

if( rc != VPB_OK ) {

462

ast_log(LOG_ERROR, "Failed to record caller id sample on %s\n", p->dev );

463

return;

464

}

465

466

// This decodes FSK 1200baud type callerid

467

if ((rc=vpb_cid_decode(callerid, buf, CID_MSECS*8)) == VPB_OK ) {

468

if(!*callerid)

469

strncpy(callerid,"undisclosed", sizeof(callerid) - 1); // blocked CID (eg caller used 1831)

470

} else {

471

ast_log(LOG_ERROR, "Failed to decode caller id on %s - %s\n", p->dev, vpb_strerror(rc) );

472

strncpy(callerid,"unknown", sizeof(callerid) - 1);

473

}

474

p->owner->callerid = strdup(callerid);

475

476

} else

477

ast_log(LOG_ERROR, "Failed to set record mode for caller id on %s\n", p->dev );

478

}

479

480

// Terminate any tones we are presently playing

481

static void stoptone( int handle)

482

{

483

int ret;

484

VPB_EVENT je;

485

while(vpb_playtone_state(handle)!=VPB_OK){

486

vpb_tone_terminate(handle);

487

ret = vpb_get_event_ch_async(handle,&je);

488

if ((ret == VPB_OK)&&(je.type != VPB_DIALEND)){

489

if (option_verbose > 3){

490

ast_verbose(VERBOSE_PREFIX_4 "Stop tone collected a wrong event!![%d]\n",je.type);

491

}

492

// vpb_put_event(&je);

493

}

494

vpb_sleep(10);

495

}

496

}

497

498

/* Safe vpb_playtone_async */

499

static int playtone( int handle, VPB_TONE *tone)

500

{

501

int ret=VPB_OK;

502

stoptone(handle);

503

if (option_verbose > 3)

504

ast_verbose(VERBOSE_PREFIX_4 "[%02d]: Playing tone\n", handle);

505

ret = vpb_playtone_async(handle, tone);

506

return ret;

238

507

}

239

508

240

509

static inline int monitor_handle_owned(struct vpb_pvt *p, VPB_EVENT *e)

241

510

{

242

struct ast_frame f = {AST_FRAME_CONTROL}; /* default is control, Clear rest. */

243

int endbridge = 0;

244

245

if (option_verbose > 4)

246

ast_verbose(VERBOSE_PREFIX_3 " %s handle_owned got event: [%d=>%d]\n",

247

p->dev, e->type, e->data);

248

249

f.src = type;

250

switch (e->type) {

251

case VPB_RING:

252

if (p->mode == MODE_FXO)

253

f.subclass = AST_CONTROL_RING;

254

else

255

f.frametype = -1; /* ignore ring on station port. */

256

break;

257

case VPB_TIMEREXP:

258

if (p->calling) { /* This means time to stop calling. */

259

f.subclass = AST_CONTROL_BUSY;

260

vpb_timer_close(p->timer);

261

} else

262

f.frametype = -1; /* Ignore. */

263

break;

264

case VPB_DTMF:

265

if (p->owner->_state == AST_STATE_UP) {

266

f.frametype = AST_FRAME_DTMF;

267

f.subclass = e->data;

268

} else

269

f.frametype = -1;

270

break;

271

272

case VPB_TONEDETECT:

273

if (e->data == VPB_BUSY || e->data == VPB_BUSY_308)

274

f.subclass = AST_CONTROL_BUSY;

275

else if (e->data == VPB_GRUNT) {

276

p->lastgrunt = tcounter;

277

f.frametype = -1;

278

} else

279

f.frametype = -1;

280

break;

281

282

case VPB_CALLEND:

283

if (e->data == VPB_CALL_CONNECTED)

284

f.subclass = AST_CONTROL_ANSWER;

285

else if (e->data == VPB_CALL_NO_DIAL_TONE ||

286

e->data == VPB_CALL_NO_RING_BACK)

287

f.subclass = AST_CONTROL_CONGESTION;

288

else if (e->data == VPB_CALL_NO_ANSWER ||

289

e->data == VPB_CALL_BUSY)

290

f.subclass = AST_CONTROL_BUSY;

291

else if (e->data == VPB_CALL_DISCONNECTED)

292

f.subclass = AST_CONTROL_HANGUP;

293

break;

294

295

case VPB_STATION_OFFHOOK:

296

f.subclass = AST_CONTROL_ANSWER;

297

break;

298

299

case VPB_STATION_ONHOOK:

300

f.subclass = AST_CONTROL_HANGUP;

301

break;

302

303

case VPB_STATION_FLASH:

304

f.subclass = AST_CONTROL_FLASH;

305

break;

306

307

case VPB_DIALEND:

308

f.subclass = AST_CONTROL_ANSWER;

309

break;

310

311

default:

312

f.frametype = -1;

313

break;

314

}

315

316

if (option_verbose > 4)

317

ast_verbose(VERBOSE_PREFIX_3 " handle_owned: putting frame: [%d=>%d], bridge=%p\n",

318

f.frametype, f.subclass, (void *)p->bridge);

319

320

ast_mutex_lock(&p->lock); {

321

if (p->bridge) { /* Check what happened, see if we need to report it. */

322

switch (f.frametype) {

323

case AST_FRAME_DTMF:

324

if (!(p->bridge->c0 == p->owner &&

325

(p->bridge->flags & AST_BRIDGE_DTMF_CHANNEL_0) ) &&

326

!(p->bridge->c1 == p->owner &&

327

(p->bridge->flags & AST_BRIDGE_DTMF_CHANNEL_1) ))

328

/* Kill bridge, this is interesting. */

329

endbridge = 1;

330

break;

331

332

case AST_FRAME_CONTROL:

333

if (!(p->bridge->flags & AST_BRIDGE_IGNORE_SIGS))

334

#if 0

335

if (f.subclass == AST_CONTROL_BUSY ||

336

f.subclass == AST_CONTROL_CONGESTION ||

337

f.subclass == AST_CONTROL_HANGUP ||

338

f.subclass == AST_CONTROL_FLASH)

339

#endif

340

endbridge = 1;

341

break;

342

default:

343

344

break;

345

}

346

if (endbridge) {

347

if (p->bridge->fo)

348

*p->bridge->fo = ast_frisolate(&f);

349

if (p->bridge->rc)

350

*p->bridge->rc = p->owner;

351

352

ast_mutex_lock(&p->bridge->lock); {

353

pthread_cond_signal(&p->bridge->cond);

354

} ast_mutex_unlock(&p->bridge->lock);

355

}

356

}

357

} ast_mutex_unlock(&p->lock);

358

359

if (endbridge) return 0;

360

361

if (f.frametype >= 0 && f.frametype != AST_FRAME_NULL)

362

ast_queue_frame(p->owner, &f, 0);

363

return 0;

511

struct ast_frame f = {AST_FRAME_CONTROL}; /* default is control, Clear rest. */

512

int endbridge = 0;

513

int res=0;

514

515

if (option_verbose > 3)

516

ast_verbose(VERBOSE_PREFIX_4 "%s: handle_owned: got event: [%d=>%d]\n",

517

p->dev, e->type, e->data);

518

519

f.src = type;

520

switch (e->type) {

521

case VPB_RING:

522

if (p->mode == MODE_FXO) {

523

f.subclass = AST_CONTROL_RING;

524

} else

525

f.frametype = -1; /* ignore ring on station port. */

526

break;

527

528

case VPB_RING_OFF:

529

f.frametype = -1;

530

break;

531

532

case VPB_TIMEREXP:

533

if (e->data == p->busy_timer_id) {

534

playtone(p->handle,&Busytone);

535

p->state = VPB_STATE_PLAYBUSY;

536

vpb_timer_stop(p->busy_timer);

537

vpb_timer_start(p->busy_timer);

538

f.frametype = -1;

539

} else if (e->data == p->ringback_timer_id) {

540

playtone(p->handle, &Ringbacktone);

541

vpb_timer_stop(p->ringback_timer);

542

vpb_timer_start(p->ringback_timer);

543

f.frametype = -1;

544

} else {

545

f.frametype = -1; /* Ignore. */

546

}

547

break;

548

549

case VPB_DTMF:

550

if (p->owner->_state == AST_STATE_UP) {

551

f.frametype = AST_FRAME_DTMF;

552

f.subclass = e->data;

553

} else

554

f.frametype = -1;

555

break;

556

557

case VPB_TONEDETECT:

558

if (e->data == VPB_BUSY || e->data == VPB_BUSY_308 || e->data == VPB_BUSY_AUST ) {

559

if (option_verbose > 3)

560

ast_verbose(VERBOSE_PREFIX_4 "%s: handle_owned: got event: BUSY\n", p->dev);

561

if (p->owner->_state == AST_STATE_UP) {

562

f.subclass = AST_CONTROL_HANGUP;

563

}

564

else {

565

f.subclass = AST_CONTROL_BUSY;

566

}

567

} else if (e->data == VPB_GRUNT) {

568

if( ( get_time_in_ms() - p->lastgrunt ) > gruntdetect_timeout ) {

569

// Nothing heard on line for a very long time

570

// Timeout connection

571

if (option_verbose > 2)

572

ast_verbose(VERBOSE_PREFIX_3 "grunt timeout\n");

573

ast_log(LOG_NOTICE,"%s: Line hangup due of lack of conversation\n",p->dev);

574

f.subclass = AST_CONTROL_HANGUP;

575

} else {

576

p->lastgrunt = get_time_in_ms();

577

f.frametype = -1;

578

}

579

} else

580

f.frametype = -1;

581

break;

582

583

case VPB_CALLEND:

584

#ifdef DIAL_WITH_CALL_PROGRESS

585

if (e->data == VPB_CALL_CONNECTED)

586

f.subclass = AST_CONTROL_ANSWER;

587

else if (e->data == VPB_CALL_NO_DIAL_TONE || e->data == VPB_CALL_NO_RING_BACK)

588

f.subclass = AST_CONTROL_CONGESTION;

589

else if (e->data == VPB_CALL_NO_ANSWER || e->data == VPB_CALL_BUSY)

590

f.subclass = AST_CONTROL_BUSY;

591

else if (e->data == VPB_CALL_DISCONNECTED)

592

f.subclass = AST_CONTROL_HANGUP;

593

#else

594

ast_log(LOG_NOTICE,"%s: Got call progress callback but blind dialing \n", p->dev);

595

f.frametype = -1;

596

#endif

597

break;

598

599

case VPB_STATION_OFFHOOK:

600

f.subclass = AST_CONTROL_ANSWER;

601

break;

602

603

case VPB_DROP:

604

if ((p->mode == MODE_FXO)&&(UseLoopDrop)){ /* ignore loop drop on stations */

605

if (p->owner->_state == AST_STATE_UP)

606

f.subclass = AST_CONTROL_HANGUP;

607

else

608

f.frametype = -1;

609

}

610

break;

611

case VPB_STATION_ONHOOK:

612

f.subclass = AST_CONTROL_HANGUP;

613

break;

614

615

case VPB_STATION_FLASH:

616

f.subclass = AST_CONTROL_FLASH;

617

break;

618

619

// Called when dialing has finished and ringing starts

620

// No indication that call has really been answered when using blind dialing

621

case VPB_DIALEND:

622

if (p->state < 5){

623

f.subclass = AST_CONTROL_ANSWER;

624

if (option_verbose > 1)

625

ast_verbose(VERBOSE_PREFIX_2 "%s: Dialend\n", p->dev);

626

} else {

627

f.frametype = -1;

628

}

629

break;

630

631

case VPB_PLAY_UNDERFLOW:

632

f.frametype = -1;

633

vpb_reset_play_fifo_alarm(p->handle);

634

break;

635

636

case VPB_RECORD_OVERFLOW:

637

f.frametype = -1;

638

vpb_reset_record_fifo_alarm(p->handle);

639

break;

640

641

default:

642

f.frametype = -1;

643

break;

644

}

645

646

if (option_verbose > 3)

647

ast_verbose(VERBOSE_PREFIX_4 "%s: handle_owned: putting frame type[%d]subclass[%d], bridge=%p\n",

648

p->dev, f.frametype, f.subclass, (void *)p->bridge);

649

650

651

if (option_verbose > 3) ast_verbose("%s: LOCKING in handle_owned [%d]\n", p->dev,res);

652

res = ast_mutex_lock(&p->lock);

653

if (option_verbose > 3) ast_verbose("%s: LOCKING count[%d] owner[%d] \n", p->dev, p->lock.__m_count,p->lock.__m_owner);

654

655

{

656

if (p->bridge) { /* Check what happened, see if we need to report it. */

657

switch (f.frametype) {

658

case AST_FRAME_DTMF:

659

if ( !(p->bridge->c0 == p->owner &&

660

(p->bridge->flags & AST_BRIDGE_DTMF_CHANNEL_0) ) &&

661

!(p->bridge->c1 == p->owner &&

662

(p->bridge->flags & AST_BRIDGE_DTMF_CHANNEL_1) ))

663

/* Kill bridge, this is interesting. */

664

endbridge = 1;

665

break;

666

667

case AST_FRAME_CONTROL:

668

if (!(p->bridge->flags & AST_BRIDGE_IGNORE_SIGS))

669

#if 0

670

if (f.subclass == AST_CONTROL_BUSY ||

671

f.subclass == AST_CONTROL_CONGESTION ||

672

f.subclass == AST_CONTROL_HANGUP ||

673

f.subclass == AST_CONTROL_FLASH)

674

#endif

675

endbridge = 1;

676

break;

677

678

default:

679

break;

680

}

681

if (endbridge) {

682

if (p->bridge->fo)

683

*p->bridge->fo = ast_frisolate(&f);

684

if (p->bridge->rc)

685

*p->bridge->rc = p->owner;

686

687

ast_mutex_lock(&p->bridge->lock); {

688

p->bridge->endbridge = 1;

689

pthread_cond_signal(&p->bridge->cond);

690

} ast_mutex_unlock(&p->bridge->lock);

691

}

692

}

693

}

694

695

if (endbridge){

696

res = ast_mutex_unlock(&p->lock);

697

698

if (option_verbose > 3) ast_verbose("%s: unLOCKING in handle_owned [%d]\n", p->dev,res);

699

700

return 0;

701

}

702

703

// Trylock used here to avoid deadlock that can occur if we

704

// happen to be in here handling an event when hangup is called

705

// Problem is that hangup holds p->owner->lock

706

if ((f.frametype >= 0)&& (f.frametype != AST_FRAME_NULL)&&(p->owner)) {

707

if (ast_mutex_trylock(&p->owner->lock)==0) {

708

ast_queue_frame(p->owner, &f);

709

ast_mutex_unlock(&p->owner->lock);

710

} else {

711

ast_verbose("%s: handled_owned: Missed event %d/%d \n",

712

p->dev,f.frametype, f.subclass);

713

}

714

}

715

res = ast_mutex_unlock(&p->lock);

716

717

if (option_verbose > 3) ast_verbose("%s: unLOCKING in handle_owned [%d]\n", p->dev,res);

718

719

720

return 0;

364

721

}

365

722

366

static struct ast_channel *vpb_new(struct vpb_pvt *i, int state, char *context);

367

368

723

static inline int monitor_handle_notowned(struct vpb_pvt *p, VPB_EVENT *e)

369

724

{

370

char s[2] = {0};

371

372

if (option_verbose > 4)

373

ast_verbose(VERBOSE_PREFIX_3 " %s: In not owned, mode=%d, [%d=>%d]\n",

374

p->dev, p->mode, e->type, e->data);

375

376

switch(e->type) {

377

case VPB_RING:

378

if (p->mode == MODE_FXO) /* FXO port ring, start * */

379

vpb_new(p, AST_STATE_RING, p->context);

380

break;

381

case VPB_STATION_OFFHOOK:

382

if (p->mode == MODE_IMMEDIATE)

383

vpb_new(p,AST_STATE_RING, p->context);

384

else {

385

vpb_playtone_async(p->handle, &Dialtone);

386

p->wantdtmf = 1;

387

p->ext[0] = 0; /* Just to be sure & paranoid.*/

388

}

389

break;

390

391

case VPB_STATION_ONHOOK: /*, clear ext */

392

while (vpb_playtone_state(p->handle) != 0){

393

vpb_tone_terminate(p->handle);

394

vpb_sleep(10);

395

}

396

p->wantdtmf = 1;

397

p->ext[0] = 0;

398

break;

399

400

case VPB_DTMF:

401

if (p->wantdtmf == 1) {

402

while (vpb_playtone_state(p->handle) != 0){

403

vpb_tone_terminate(p->handle);

404

vpb_sleep(10);

405

}

406

407

p->wantdtmf = 0;

408

}

409

s[0] = e->data;

410

strcat(p->ext, s);

411

412

if (ast_exists_extension(NULL, p->context, p->ext, 1, p->callerid))

413

vpb_new(p,AST_STATE_RING, p->context);

414

else if (!ast_canmatch_extension(NULL, p->context, p->ext, 1, p->callerid))

415

if (ast_exists_extension(NULL, "default", p->ext, 1, p->callerid))

416

vpb_new(p,AST_STATE_RING, "default");

417

else if (!ast_canmatch_extension(NULL, "default", p->ext, 1, p->callerid)) {

418

if (option_debug)

419

ast_log(LOG_DEBUG,

420

"%s can't match anything in %s or default\n",

421

p->ext, p->context);

422

vpb_playtone_async(p->handle, &Busytone);

423

}

424

425

break;

426

427

default:

428

/* Ignore.*/

429

break;

430

}

431

432

if (option_verbose > 4)

433

ast_verbose(VERBOSE_PREFIX_3 " %s: Done not owned, mode=%d, [%d=>%d]\n",

434

p->dev, p->mode, e->type, e->data);

435

436

return 0;

437

}

725

char s[2] = {0};

726

727

if (option_verbose > 3) {

728

char str[VPB_MAX_STR];

729

vpb_translate_event(e, str);

730

ast_verbose(VERBOSE_PREFIX_4 "%s: handle_notowned: mode=%d, event[%d][%s]=[%d]\n",

731

p->dev, p->mode, e->type,str, e->data);

732

}

733

734

switch(e->type) {

735

case VPB_RING:

736

if (p->mode == MODE_FXO) /* FXO port ring, start * */ {

737

vpb_new(p, AST_STATE_RING, p->context);

738

get_callerid(p); /* Australian Caller ID only between 1st and 2nd ring */

739

}

740

break;

741

742

case VPB_RING_OFF:

743

break;

744

745

case VPB_STATION_OFFHOOK:

746

if (p->mode == MODE_IMMEDIATE)

747

vpb_new(p,AST_STATE_RING, p->context);

748

else {

749

ast_verbose(VERBOSE_PREFIX_4 "%s: handle_notowned: playing dialtone\n",p->dev);

750

playtone(p->handle, &Dialtone);

751

p->wantdtmf = 1;

752

p->ext[0] = 0; /* Just to be sure & paranoid.*/

753

p->state=VPB_STATE_PLAYDIAL;

754

}

755

break;

756

757

case VPB_DIALEND:

758

if (p->mode == MODE_DIALTONE){

759

if (p->state == VPB_STATE_PLAYDIAL) {

760

playtone(p->handle, &Dialtone);

761

p->wantdtmf = 1;

762

p->ext[0] = 0; // Just to be sure & paranoid.

763

}

764

/* These are not needed as they have timers to restart them

765

else if (p->state == VPB_STATE_PLAYBUSY) {

766

playtone(p->handle, &Busytone);

767

p->wantdtmf = 1;

768

p->ext[0] = 0; // Just to be sure & paranoid.

769

}

770

else if (p->state == VPB_STATE_PLAYRING) {

771

playtone(p->handle, &Ringbacktone);

772

p->wantdtmf = 1;

773

p->ext[0] = 0; // Just to be sure & paranoid.

774

}

775

776

} else {

777

ast_verbose(VERBOSE_PREFIX_4 "%s: handle_notowned: Got a DIALEND when not really expected\n",p->dev);

778

}

779

break;

780

781

case VPB_STATION_ONHOOK: /* clear ext */

782

stoptone(p->handle);

783

p->wantdtmf = 1 ;

784

p->ext[0] = 0;

785

p->state=VPB_STATE_ONHOOK;

786

break;

787

788

case VPB_DTMF:

789

if (p->state == VPB_STATE_ONHOOK){

790

/* DTMF's being passed while on-hook maybe Caller ID */

791

break;

792

}

793

if (p->wantdtmf == 1) {

794

stoptone(p->handle);

795

p->wantdtmf = 0;

796

}

797

p->state=VPB_STATE_GETDTMF;

798

s[0] = e->data;

799

strncat(p->ext, s, sizeof(p->ext) - strlen(p->ext) - 1);

800

if (ast_exists_extension(NULL, p->context, p->ext, 1, p->callerid)){

801

vpb_new(p,AST_STATE_RING, p->context);

802

} else if (!ast_canmatch_extension(NULL, p->context, p->ext, 1, p->callerid)){

803

if (ast_exists_extension(NULL, "default", p->ext, 1, p->callerid)) {

804

vpb_new(p,AST_STATE_RING, "default");

805

} else if (!ast_canmatch_extension(NULL, "default", p->ext, 1, p->callerid)) {

806

if (option_verbose > 3) {

807

ast_verbose(VERBOSE_PREFIX_4 "%s: handle_notowned: can't match anything in %s or default\n",

808

p->dev, p->context);

809

}

810

playtone(p->handle, &Busytone);

811

vpb_timer_stop(p->busy_timer);

812

vpb_timer_start(p->busy_timer);

813

p->state = VPB_STATE_PLAYBUSY;

814

}

815

}

816

break;

817

818

default:

819

/* Ignore.*/

820

break;

821

}

822

823

if (option_verbose > 3)

824

ast_verbose(VERBOSE_PREFIX_4 "%s: handle_notowned: mode=%d, [%d=>%d]\n",

825

p->dev, p->mode, e->type, e->data);

826

827

return 0;

828

}

438

829

439

830

static void *do_monitor(void *unused)

440

831

{

441

442

/* Monitor thread, doesn't die until explicitly killed. */

443

444

if (option_verbose > 4)

445

ast_verbose(VERBOSE_PREFIX_3 "Starting vpb monitor thread[%ld]\n",

446

pthread_self());

447

pthread_setcanceltype(PTHREAD_CANCEL_ASYNCHRONOUS, NULL);

448

449

do {

450

VPB_EVENT e;

451

char str[VPB_MAX_STR];

452

453

int res = vpb_get_event_sync(&e, VPB_WAIT_TIMEOUT);

454

455

if (res != VPB_OK)

456

goto end_loop;

457

458

str[0] = 0;

459

ast_mutex_lock(&monlock),

460

ast_mutex_lock(&iflock); {

461

struct vpb_pvt *p = iflist; /* Find the pvt structure */

462

463

vpb_translate_event(&e, str);

464

465

if (e.type == VPB_NULL_EVENT)

466

goto done; /* Nothing to do, just a wakeup call.*/

467

while (p && p->handle != e.handle)

468

p = p->next;

469

470

if (option_verbose > 2)

471

ast_verbose(VERBOSE_PREFIX_3 " Event [%d=>%s] on %s\n",

472

e.type, str, p ? p->dev : "null");

473

474

if (!p) {

475

ast_log(LOG_WARNING,

476

"Got event %s, no matching iface!\n", str);

477

goto done;

478

}

479

480

481

/* Two scenarios: Are you owned or not. */

482

483

if (p->owner)

832

833

/* Monitor thread, doesn't die until explicitly killed. */

834

835

if (option_verbose > 1)

836

ast_verbose(VERBOSE_PREFIX_2 "Starting vpb monitor thread[%ld]\n",

837

pthread_self());

838

839

pthread_setcanceltype(PTHREAD_CANCEL_ASYNCHRONOUS, NULL);

840

841

for(;;) {

842

VPB_EVENT e;

843

VPB_EVENT je;

844

char str[VPB_MAX_STR];

845

struct vpb_pvt *p;

846

847

848

if (option_verbose > 3)

849

ast_verbose(VERBOSE_PREFIX_4 "Monitor waiting for event\n");

850

851

852

int res = vpb_get_event_sync(&e, VPB_WAIT_TIMEOUT);

853

if( (res==VPB_NO_EVENTS) || (res==VPB_TIME_OUT) ){

854

855

if (option_verbose > 3){

856

if (res == VPB_NO_EVENTS){

857

ast_verbose(VERBOSE_PREFIX_4 "No events....\n");

858

} else {

859

ast_verbose(VERBOSE_PREFIX_4 "No events, timed out....\n");

860

}

861

}

862

863

continue;

864

}

865

866

if (res != VPB_OK) {

867

ast_log(LOG_ERROR,"Monitor get event error %s\n", vpb_strerror(res) );

868

ast_verbose("Monitor get event error %s\n", vpb_strerror(res) );

869

continue;

870

}

871

872

str[0] = 0;

873

874

p = NULL;

875

876

ast_mutex_lock(&monlock); {

877

vpb_translate_event(&e, str);

878

879

if (e.type == VPB_NULL_EVENT) {

880

if (option_verbose > 3)

881

ast_verbose(VERBOSE_PREFIX_4 "Monitor got null event\n");

882

goto done; /* Nothing to do, just a wakeup call.*/

883

}

884

if (strlen(str)>1){

885

str[(strlen(str)-1)]='\0';

886

}

887

888

ast_mutex_lock(&iflock); {

889

p = iflist;

890

while (p && p->handle != e.handle)

891

p = p->next;

892

} ast_mutex_unlock(&iflock);

893

894

if (p && (option_verbose > 3))

895

ast_verbose(VERBOSE_PREFIX_4 "%s: Event [%d=>%s] \n",

896

p ? p->dev : "null", e.type, str );

897

done: (void)0;

898

899

} ast_mutex_unlock(&monlock);

900

901

if (!p) {

902

if (e.type != VPB_NULL_EVENT){

903

ast_log(LOG_WARNING, "Got event [%s][%d], no matching iface!\n", str,e.type);

904

if (option_verbose > 3){

905

ast_verbose(VERBOSE_PREFIX_4 "vpb/ERR: No interface for Event [%d=>%s] \n",e.type,str );

906

}

907

}

908

continue;

909

}

910

911

/* flush the event from the channel event Q */

912

vpb_get_event_ch_async(e.handle,&je);

913

if (option_verbose > 4){

914

vpb_translate_event(&je, str);

915

ast_verbose("%s: Flushing event [%d]=>%s\n",p->dev,je.type,str);

916

}

917

918

/* Check for ownership and locks */

919

if ((p->owner)&&(!p->golock)){

920

/* Need to get owner lock */

921

/* Safely grab both p->lock and p->owner->lock so that there

922

cannot be a race with something from the other side */

923

924

ast_mutex_lock(&p->lock);

925

while(ast_mutex_trylock(&p->owner->lock)) {

926

ast_mutex_unlock(&p->lock);

927

usleep(1);

928

ast_mutex_lock(&p->lock);

929

if (!p->owner)

930

break;

931

}

932

if (p->owner)

933

p->golock=1;

934

935

}

936

/* Two scenarios: Are you owned or not. */

937

if (p->owner) {

484

938

monitor_handle_owned(p, &e);

485

else

486

monitor_handle_notowned(p, &e);

487

488

done: (void)0;

489

} ast_mutex_unlock(&iflock);

490

ast_mutex_unlock(&monlock);

491

492

end_loop:

493

tcounter += VPB_WAIT_TIMEOUT; /* Ok, not quite but will suffice. */

494

495

} while(1);

496

497

498

return NULL;

939

} else {

940

monitor_handle_notowned(p, &e);

941

}

942

/* if ((!p->owner)&&(p->golock)){

943

ast_mutex_unlock(&p->owner->lock);

944

ast_mutex_unlock(&p->lock);

945

}

946

947

948

}

949

950

return NULL;

499

951

}

500

952

501

953

static int restart_monitor(void)

502

954

{

503

int error = 0;

504

505

/* If we're supposed to be stopped -- stay stopped */

506

if (mthreadactive == -2)

507

return 0;

508

ast_mutex_lock(&monlock); {

509

if (monitor_thread == pthread_self()) {

510

ast_log(LOG_WARNING, "Cannot kill myself\n");

511

error = -1;

512

goto done;

513

}

514

if (mthreadactive != -1) {

515

/* Why do other drivers kill the thread? No need says I, simply awake thread with event. */

516

VPB_EVENT e;

517

e.handle = 0;

518

e.type = VPB_NULL_EVENT;

519

e.data = 0;

955

int error = 0;

956

957

/* If we're supposed to be stopped -- stay stopped */

958

if (mthreadactive == -2)

959

return 0;

960

961

if (option_verbose > 3)

962

ast_verbose(VERBOSE_PREFIX_4 "Restarting monitor\n");

963

964

ast_mutex_lock(&monlock); {

965

if (monitor_thread == pthread_self()) {

966

ast_log(LOG_WARNING, "Cannot kill myself\n");

967

error = -1;

968

if (option_verbose > 3)

969

ast_verbose(VERBOSE_PREFIX_4 "Monitor trying to kill monitor\n");

970

goto done;

971

}

972

if (mthreadactive != -1) {

973

/* Why do other drivers kill the thread? No need says I, simply awake thread with event. */

974

VPB_EVENT e;

975

e.handle = 0;

976

e.type = VPB_NULL_EVENT;

977

e.data = 0;

978

979

if (option_verbose > 3)

980

ast_verbose(VERBOSE_PREFIX_4 "Trying to reawake monitor\n");

981

982

vpb_put_event(&e);

983

} else {

984

/* Start a new monitor */

985

int pid = ast_pthread_create(&monitor_thread, NULL, do_monitor, NULL);

986

if (option_verbose > 3)

987

ast_verbose(VERBOSE_PREFIX_4 "Created new monitor thread %d\n",pid);

988

if (pid < 0) {

989

ast_log(LOG_ERROR, "Unable to start monitor thread.\n");

990

error = -1;

991

goto done;

992

} else

993

mthreadactive = 0; /* Started the thread!*/

994

}

995

done: (void)0;

996

} ast_mutex_unlock(&monlock);

997

998

if (option_verbose > 3)

999

ast_verbose(VERBOSE_PREFIX_4 "Monitor restarted\n");

1000

1001

return error;

1002

}

1003

1004

// Per board config that must be called after vpb_open()

1005

static void mkbrd(vpb_model_t model, int echo_cancel)

1006

{

1007

if(!bridges) {

1008

if(model==vpb_model_v4pci)

1009

max_bridges = MAX_BRIDGES_V4PCI;

1010

bridges = (vpb_bridge_t *)malloc(max_bridges * sizeof(vpb_bridge_t) );

1011

if(!bridges)

1012

ast_log(LOG_ERROR, "Failed to initialize bridges\n");

1013

else {

1014

memset(bridges,0,max_bridges * sizeof(vpb_bridge_t));

1015

for(int i = 0; i < max_bridges; i++ ) {

1016

ast_mutex_init(&bridges[i].lock);

1017

pthread_cond_init(&bridges[i].cond, NULL);

1018

}

1019

}

1020

}

1021

if(!echo_cancel) {

1022

if (model==vpb_model_v4pci) {

1023

vpb_echo_canc_disable();

1024

ast_log(LOG_NOTICE, "Voicetronix echo cancellation OFF\n");

1025

}

1026

else {

1027

/* need to it port by port for OpenSwitch*/

1028

}

1029

} else {

1030

if (model==vpb_model_v4pci) {

1031

vpb_echo_canc_enable();

1032

ast_log(LOG_NOTICE, "Voicetronix echo cancellation ON\n");

1033

}

1034

else {

1035

/* need to it port by port for OpenSwitch*/

1036

}

1037

}

1038

}

1039

1040

struct vpb_pvt *mkif(int board, int channel, int mode, float txgain, float rxgain,

1041

float txswgain, float rxswgain, int bal1, int bal2, int bal3,

1042

char * callerid, int echo_cancel, int group )

1043

{

1044

struct vpb_pvt *tmp;

1045

char buf[64];

1046

1047

tmp = (struct vpb_pvt *)calloc(1, sizeof *tmp);

1048

1049

if (!tmp)

1050

return NULL;

1051

1052

tmp->handle = vpb_open(board, channel);

1053

1054

if (tmp->handle < 0) {

1055

ast_log(LOG_WARNING, "Unable to create channel vpb/%d-%d: %s\n",

1056

board, channel, strerror(errno));

1057

free(tmp);

1058

return NULL;

1059

}

520

1060

521

vpb_put_event(&e);

522

} else {

523

/* Start a new monitor */

524

int pid = pthread_create(&monitor_thread, NULL, do_monitor, NULL);

525

if (pid < 0) {

526

ast_log(LOG_ERROR, "Unable to start monitor thread.\n");

527

error = -1;

528

goto done;

529

} else

530

mthreadactive = 0; /* Started the thread!*/

531

532

#if 0

533

if (option_verbose > 4)

534

ast_verbose(VERBOSE_PREFIX_3

535

"Starting vpb restast: thread[%d]\n",

536

pid);

537

#endif

538

}

539

done: (void)0;

540

} ast_mutex_unlock(&monlock);

541

542

return error;

543

}

544

545

struct vpb_pvt *mkif(int board, int channel, int mode, float txgain, float rxgain)

546

{

547

struct vpb_pvt *tmp;

548

549

550

tmp = (struct vpb_pvt *)calloc(1, sizeof *tmp);

551

552

if (!tmp)

553

return NULL;

554

555

tmp->handle = vpb_open(board, channel);

556

557

if (tmp->handle < 0) {

558

ast_log(LOG_WARNING, "Unable to create channel vpb/%d-%d: %s\n",

559

board, channel, strerror(errno));

560

free(tmp);

561

return NULL;

562

}

563

564

if (echocancel) {

565

if (option_verbose > 4)

566

ast_verbose(VERBOSE_PREFIX_3 " vpb turned on echo cancel.\n");

567

vpb_echo_canc_enable();

568

vpb_echo_canc_force_adapt_on();

569

echocancel = 0; /* So we do not initialise twice! */

570

}

571

572

if (option_verbose > 4)

573

ast_verbose(VERBOSE_PREFIX_3 " vpb created channel: [%d:%d]\n",

574

board, channel);

575

576

sprintf(tmp->dev, "vpb/%d-%d", board, channel);

577

578

tmp->mode = mode;

579

580

strcpy(tmp->language, language);

581

strcpy(tmp->context, context);

582

583

strcpy(tmp->callerid, callerid);

584

tmp->txgain = txgain;

585

586

tmp->rxgain = rxgain;

587

588

tmp->lastinput = -1;

589

tmp->lastoutput = -1;

590

591

tmp->bridge = NULL;

592

593

tmp->readthread = 0;

594

595

ast_mutex_init(&tmp->lock);

596

597

if (setrxgain)

598

vpb_record_set_gain(tmp->handle, rxgain);

599

if (settxgain)

600

vpb_play_set_gain(tmp->handle, txgain);

601

602

return tmp;

603

}

604

1061

snprintf(tmp->dev, sizeof(tmp->dev), "vpb/%d-%d", board, channel);

1062

1063

tmp->mode = mode;

1064

1065

tmp->group = group;

1066

1067

1068

strncpy(tmp->language, language, sizeof(tmp->language) - 1);

1069

strncpy(tmp->context, context, sizeof(tmp->context) - 1);

1070

1071

if(callerid) {

1072

strncpy(tmp->callerid, callerid, sizeof(tmp->callerid) - 1);

1073

free(callerid);

1074

} else {

1075

strncpy(tmp->callerid, "unknown", sizeof(tmp->callerid) - 1);

1076

}

1077

1078

/* check if codec balances have been set in the config file */

1079

if (bal3>=0) {

1080

if ((bal1>=0) && !(bal1 & 32)) bal1 |= 32;

1081

vpb_set_codec_reg(tmp->handle, 0x42, bal3);

1082

}

1083

if(bal1>=0) vpb_set_codec_reg(tmp->handle, 0x32, bal1);

1084

if(bal2>=0) vpb_set_codec_reg(tmp->handle, 0x3a, bal2);

1085

1086

tmp->txgain = txgain;

1087

vpb_play_set_hw_gain(tmp->handle, (txgain > MAX_VPB_GAIN) ? MAX_VPB_GAIN : txgain);

1088

1089

tmp->rxgain = rxgain;

1090

vpb_record_set_hw_gain(tmp->handle, (rxgain > MAX_VPB_GAIN) ? MAX_VPB_GAIN : rxgain);

1091

1092

tmp->txswgain = txswgain;

1093

vpb_play_set_gain(tmp->handle, (txswgain > MAX_VPB_GAIN) ? MAX_VPB_GAIN : txswgain);

1094

1095

tmp->rxswgain = rxswgain;

1096

vpb_record_set_gain(tmp->handle, (rxswgain > MAX_VPB_GAIN) ? MAX_VPB_GAIN : rxswgain);

1097

1098

tmp->vpb_model = vpb_model_unknown;

1099

if( vpb_get_model(buf) == VPB_OK ) {

1100

if(strcmp(buf,"V12PCI")==0)

1101

tmp->vpb_model = vpb_model_v12pci;

1102

else if(strcmp(buf,"VPB4")==0)

1103

tmp->vpb_model = vpb_model_v4pci;

1104

}

1105

1106

ast_mutex_init(&tmp->owner_lock);

1107

ast_mutex_init(&tmp->lock);

1108

ast_mutex_init(&tmp->record_lock);

1109

ast_mutex_init(&tmp->play_lock);

1110

ast_mutex_init(&tmp->play_dtmf_lock);

1111

1112

/* set default read state */

1113

tmp->read_state = 0;

1114

1115

tmp->golock=0;

1116

1117

tmp->busy_timer_id = vpb_timer_get_unique_timer_id();

1118

vpb_timer_open(&tmp->busy_timer, tmp->handle, tmp->busy_timer_id, TIMER_PERIOD_BUSY);

1119

1120

tmp->ringback_timer_id = vpb_timer_get_unique_timer_id();

1121

vpb_timer_open(&tmp->ringback_timer, tmp->handle, tmp->ringback_timer_id, TIMER_PERIOD_RINGBACK);

1122

1123

if (mode == MODE_FXO){

1124

vpb_set_event_mask(tmp->handle, VPB_EVENTS_ALL );

1125

}

1126

else {

1127

vpb_set_event_mask(tmp->handle, VPB_EVENTS_STAT );

1128

}

1129

1130

if ((tmp->vpb_model == vpb_model_v12pci) && (echo_cancel)){

1131

vpb_hostecho_on(tmp->handle);

1132

}

1133

1134

/* define grunt tone */

1135

vpb_settonedet(tmp->handle,&toned_ungrunt);

1136

1137

ast_log(LOG_NOTICE,"Voicetronix %s channel %s initialized (rxgain=%f txgain=%f) (%f/%f/0x%X/0x%X/0x%X)\n",

1138

(tmp->vpb_model==vpb_model_v4pci)?"V4PCI":

1139

(tmp->vpb_model==vpb_model_v12pci)?"V12PCI":"[Unknown model]",

1140

tmp->dev, tmp->rxswgain, tmp->txswgain, tmp->rxgain, tmp->txgain, bal1, bal2, bal3 );

1141

1142

return tmp;

1143

}

605

1144

606

1145

static int vpb_indicate(struct ast_channel *ast, int condition)

607

1146

{

608

struct vpb_pvt *p = (struct vpb_pvt *)ast->pvt->pvt;

609

int res = 0;

610

611

if (option_verbose > 4)

612

ast_verbose(VERBOSE_PREFIX_3 " vpb indicate on %s with %d\n",

613

p->dev, condition);

614

615

switch(condition) {

616

case AST_CONTROL_BUSY:

617

case AST_CONTROL_CONGESTION:

618

while (vpb_playtone_state(p->handle) != 0){

619

res = vpb_tone_terminate(p->handle);

620

vpb_sleep(10);

621

}

622

res = vpb_playtone_async(p->handle, &Busytone);

623

break;

624

case AST_CONTROL_RINGING:

625

while (vpb_playtone_state(p->handle) != 0){

626

res = vpb_tone_terminate(p->handle);

627

vpb_sleep(10);

628

}

629

res = vpb_playtone_async(p->handle, &Ringbacktone);

630

break;

631

case AST_CONTROL_ANSWER:

632

case -1: /* -1 means stop playing? */

633

while (vpb_playtone_state(p->handle) != 0){

634

res = vpb_tone_terminate(p->handle);

635

vpb_sleep(10);

636

}

637

638

break;

639

case AST_CONTROL_HANGUP:

640

while (vpb_playtone_state(p->handle) != 0){

641

res = vpb_tone_terminate(p->handle);

642

vpb_sleep(10);

643

}

644

res = vpb_playtone_async(p->handle, &Busytone);

645

break;

646

647

default:

648

res = 0;

649

break;

650

}

651

return res;

1147

struct vpb_pvt *p = (struct vpb_pvt *)ast->pvt->pvt;

1148

int res = 0;

1149

int tmp = 0;

1150

1151

if (option_verbose > 3)

1152

ast_verbose(VERBOSE_PREFIX_4 "%s: vpb_indicate [%d] state[%d]\n", p->dev, condition,ast->_state);

1153

1154

if (ast->_state != AST_STATE_UP) {

1155

ast_verbose(VERBOSE_PREFIX_4 "%s: vpb_indicate Not in AST_STATE_UP\n", p->dev, condition,ast->_state);

1156

return res;

1157

}

1158

1159

1160

1161

if (option_verbose > 3) ast_verbose("%s: LOCKING in indicate \n", p->dev);

1162

if (option_verbose > 3) ast_verbose("%s: LOCKING count[%d] owner[%d] \n", p->dev, p->lock.__m_count,p->lock.__m_owner);

1163

1164

ast_mutex_lock(&p->lock);

1165

switch(condition) {

1166

case AST_CONTROL_BUSY:

1167

case AST_CONTROL_CONGESTION:

1168

if (ast->_state == AST_STATE_UP) {

1169

playtone(p->handle, &Busytone);

1170

p->state = VPB_STATE_PLAYBUSY;

1171

vpb_timer_stop(p->busy_timer);

1172

vpb_timer_start(p->busy_timer);

1173

}

1174

break;

1175

case AST_CONTROL_RINGING:

1176

if (ast->_state == AST_STATE_UP) {

1177

playtone(p->handle, &Ringbacktone);

1178

p->state = VPB_STATE_PLAYRING;

1179

if (option_verbose > 3)

1180

ast_verbose(VERBOSE_PREFIX_4 "%s: vpb indicate: setting ringback timer [%d]\n", p->dev,p->ringback_timer_id);

1181

1182

vpb_timer_stop(p->ringback_timer);

1183

vpb_timer_start(p->ringback_timer);

1184

}

1185

break;

1186

case AST_CONTROL_ANSWER:

1187

case -1: /* -1 means stop playing? */

1188

vpb_timer_stop(p->ringback_timer);

1189

vpb_timer_stop(p->busy_timer);

1190

stoptone(p->handle);

1191

break;

1192

case AST_CONTROL_HANGUP:

1193

if (ast->_state == AST_STATE_UP) {

1194

playtone(p->handle, &Busytone);

1195

p->state = VPB_STATE_PLAYBUSY;

1196

vpb_timer_stop(p->busy_timer);

1197

vpb_timer_start(p->busy_timer);

1198

}

1199

break;

1200

1201

default:

1202

res = 0;

1203

break;

1204

}

1205

tmp = ast_mutex_unlock(&p->lock);

1206

1207

if (option_verbose > 3) ast_verbose("%s: unLOCKING in indicate [%d]\n", p->dev,tmp);

1208

1209

return res;

652

1210

}

653

1211

654

1212

static int vpb_fixup(struct ast_channel *oldchan, struct ast_channel *newchan)

655

1213

{

656

1214

struct vpb_pvt *p = (struct vpb_pvt *)newchan->pvt->pvt;

657

658

ast_log(LOG_DEBUG,

659

"New owner for channel %s is %s\n", p->dev, newchan->name);

660

if (p->owner == oldchan)

1215

int res = 0;

1216

1217

1218

if (option_verbose > 3) ast_verbose("%s: LOCKING in fixup \n", p->dev);

1219

if (option_verbose > 3) ast_verbose("%s: LOCKING count[%d] owner[%d] \n", p->dev, p->lock.__m_count,p->lock.__m_owner);

1220

1221

ast_mutex_lock(&p->lock);

1222

ast_log(LOG_DEBUG, "New owner for channel %s is %s\n", p->dev, newchan->name);

1223

1224

if (p->owner == oldchan) {

661

1225

p->owner = newchan;

1226

}

662

1227

663

1228

if (newchan->_state == AST_STATE_RINGING)

664

1229

vpb_indicate(newchan, AST_CONTROL_RINGING);

665

1230

1231

res= ast_mutex_unlock(&p->lock);

1232

1233

if (option_verbose > 3) ast_verbose("%s: unLOCKING in fixup [%d]\n", p->dev,res);

1234

666

1235

return 0;

667

1236

}

668

1237

669

1238

static int vpb_digit(struct ast_channel *ast, char digit)

670

1239

{

671

char s[2];

672

673

s[0] = digit;

674

s[1] = '\0';

675

676

return vpb_dial_sync(((struct vpb_pvt *)ast->pvt->pvt)->handle, s);

1240

struct vpb_pvt *p = (struct vpb_pvt *)ast->pvt->pvt;

1241

char s[2];

1242

int res = 0;

1243

1244

1245

if (option_verbose > 3) ast_verbose("%s: LOCKING in digit \n", p->dev);

1246

if (option_verbose > 3) ast_verbose("%s: LOCKING count[%d] owner[%d] \n", p->dev, p->lock.__m_count,p->lock.__m_owner);

1247

1248

ast_mutex_lock(&p->lock);

1249

1250

1251

s[0] = digit;

1252

s[1] = '\0';

1253

1254

if (option_verbose > 3)

1255

ast_verbose(VERBOSE_PREFIX_4 "%s: play digit[%s]\n", p->dev, s);

1256

1257

ast_mutex_lock(&p->play_dtmf_lock);

1258

strncat(p->play_dtmf,s,sizeof(*p->play_dtmf));

1259

ast_mutex_unlock(&p->play_dtmf_lock);

1260

1261

res = ast_mutex_unlock(&p->lock);

1262

1263

if (option_verbose > 3) ast_verbose("%s: unLOCKING in digit [%d]\n", p->dev,res);

1264

1265

return 0;

677

1266

}

678

1267

679

1268

/* Places a call out of a VPB channel */

680

1269

static int vpb_call(struct ast_channel *ast, char *dest, int timeout)

681

1270

{

682

struct vpb_pvt *p = (struct vpb_pvt *)ast->pvt->pvt;

683

int res = 0;

684

char *s = strrchr(dest, '/');

685

686

if (s)

687

s = s + 1;

688

else

689

s = dest;

690

691

if (ast->_state != AST_STATE_DOWN && ast->_state != AST_STATE_RESERVED) {

692

ast_log(LOG_WARNING, "vpb_call on %s neither down nor reserved!\n",

693

ast->name);

694

return -1;

695

}

696

if (p->mode != MODE_FXO) /* Station port, ring it. */

697

res = vpb_ring_station_async(p->handle, VPB_RING_STATION_ON,'1');

698

else {

699

VPB_CALL call;

700

701

vpb_get_call(p->handle, &call);

702

703

call.dialtone_timeout = VPB_DIALTONE_WAIT;

704

call.answer_timeout = timeout;

705

call.ringback_timeout = VPB_RINGWAIT;

706

707

vpb_set_call(p->handle, &call);

708

709

if (option_verbose > 2)

710

ast_verbose(VERBOSE_PREFIX_3 " Calling %s on %s \n",

711

dest, ast->name);

712

713

vpb_sethook_sync(p->handle,VPB_OFFHOOK);

714

715

res = vpb_dial_async(p->handle, s);

716

717

if (res != VPB_OK) {

718

ast_log(LOG_DEBUG, "Call on %s to %s failed: %s\n",

719

ast->name, dest, vpb_strerror(res));

720

res = -1;

721

} else

722

res = 0;

723

}

724

725

if (option_verbose > 2)

726

ast_verbose(VERBOSE_PREFIX_3

727

" VPB Calling %s [t=%d] on %s returned %d\n",

728

dest, timeout, ast->name, res);

729

730

if (res == 0) {

731

if (timeout) {

732

vpb_timer_open(&p->timer, p->handle, 0, 100*timeout);

733

vpb_timer_start(p->timer);

734

}

735

p->calling = 1;

736

ast_setstate(ast, AST_STATE_RINGING);

737

ast_queue_control(ast,AST_CONTROL_RINGING, 0);

738

}

739

740

return res;

1271

struct vpb_pvt *p = (struct vpb_pvt *)ast->pvt->pvt;

1272

int res = 0,i;

1273

char *s = strrchr(dest, '/');

1274

char dialstring[254] = "";

1275

int tmp = 0;

1276

1277

1278

if (option_verbose > 3) ast_verbose("%s: LOCKING in call \n", p->dev);

1279

if (option_verbose > 3) ast_verbose("%s: LOCKING count[%d] owner[%d] \n", p->dev, p->lock.__m_count,p->lock.__m_owner);

1280

1281

ast_mutex_lock(&p->lock);

1282

1283

if (s)

1284

s = s + 1;

1285

else

1286

s = dest;

1287

strncpy(dialstring, s, sizeof(dialstring) - 1);

1288

for (i=0; dialstring[i] != '\0' ; i++) {

1289

if ((dialstring[i] == 'w') || (dialstring[i] == 'W'))

1290

dialstring[i] = ',';

1291

else if ((dialstring[i] == 'f') || (dialstring[i] == 'F'))

1292

dialstring[i] = '&';

1293

}

1294

if (option_verbose > 3)

1295

ast_verbose(VERBOSE_PREFIX_4 "%s: starting call\n", p->dev);

1296

1297

if (ast->_state != AST_STATE_DOWN && ast->_state != AST_STATE_RESERVED) {

1298

ast_log(LOG_WARNING, "vpb_call on %s neither down nor reserved!\n", ast->name);

1299

tmp = ast_mutex_unlock(&p->lock);

1300

1301

if (option_verbose > 3) ast_verbose("%s: unLOCKING in call [%d]\n", p->dev,tmp);

1302

1303

return -1;

1304

}

1305

if (p->mode != MODE_FXO) /* Station port, ring it. */

1306

res = vpb_ring_station_async(p->handle, VPB_RING_STATION_ON,0);

1307

else {

1308

VPB_CALL call;

1309

1310

// Dial must timeout or it can leave channels unuseable

1311

if( timeout == 0 )

1312

timeout = TIMER_PERIOD_NOANSWER;

1313

else

1314

timeout = timeout * 1000; //convert from secs to ms.

1315

1316

// These timeouts are only used with call progress dialing

1317

call.dialtones = 1; // Number of dialtones to get outside line

1318

call.dialtone_timeout = VPB_DIALTONE_WAIT; // Wait this long for dialtone (ms)

1319

call.ringback_timeout = VPB_RINGWAIT; // Wait this long for ringing after dialing (ms)

1320

call.inter_ringback_timeout = VPB_CONNECTED_WAIT; // If ringing stops for this long consider it connected (ms)

1321

call.answer_timeout = timeout; // Time to wait for answer after ringing starts (ms)

1322

memcpy( &call.tone_map, DialToneMap, sizeof(DialToneMap) );

1323

vpb_set_call(p->handle, &call);

1324

1325

if (option_verbose > 1)

1326

ast_verbose(VERBOSE_PREFIX_2 "%s: Calling %s on %s \n",p->dev, dialstring, ast->name);

1327

1328

if (option_verbose > 2) {

1329

int j;

1330

ast_verbose(VERBOSE_PREFIX_2 "%s: Dial parms for %s %d/%dms/%dms/%dms/%dms\n", p->dev

1331

, ast->name, call.dialtones, call.dialtone_timeout

1332

, call.ringback_timeout, call.inter_ringback_timeout

1333

, call.answer_timeout );

1334

for( j=0; !call.tone_map[j].terminate; j++ )

1335

ast_verbose(VERBOSE_PREFIX_2 "%s: Dial parms for %s tone %d->%d\n", p->dev,

1336

ast->name, call.tone_map[j].tone_id, call.tone_map[j].call_id);

1337

}

1338

1339

if (option_verbose > 4)

1340

ast_verbose("%s: Disabling Loop Drop detection\n",p->dev);

1341

vpb_disable_event(p->handle, VPB_MDROP);

1342

vpb_sethook_sync(p->handle,VPB_OFFHOOK);

1343

p->state=VPB_STATE_OFFHOOK;

1344

1345

#ifndef DIAL_WITH_CALL_PROGRESS

1346

vpb_sleep(300);

1347

if (option_verbose > 4)

1348

ast_verbose("%s: Disabling Loop Drop detection\n",p->dev);

1349

vpb_enable_event(p->handle, VPB_MDROP);

1350

res = vpb_dial_async(p->handle, dialstring);

1351

#else

1352

if (option_verbose > 4)

1353

ast_verbose("%s: Disabling Loop Drop detection\n",p->dev);

1354

vpb_enable_event(p->handle, VPB_MDROP);

1355

res = vpb_call_async(p->handle, dialstring);

1356

#endif

1357

1358

if (res != VPB_OK) {

1359

ast_log(LOG_DEBUG, "Call on %s to %s failed: %s\n", ast->name, s, vpb_strerror(res));

1360

res = -1;

1361

} else

1362

res = 0;

1363

}

1364

1365

if (option_verbose > 2)

1366

ast_verbose(VERBOSE_PREFIX_3 "%s: VPB Calling %s [t=%d] on %s returned %d\n",p->dev , s, timeout, ast->name, res);

1367

if (res == 0) {

1368

ast_setstate(ast, AST_STATE_RINGING);

1369

ast_queue_control(ast,AST_CONTROL_RINGING);

1370

}

1371

1372

if (!p->readthread){

1373

ast_pthread_create(&p->readthread, NULL, do_chanreads, (void *)p);

1374

}

1375

1376

tmp = ast_mutex_unlock(&p->lock);

1377

1378

if (option_verbose > 3) ast_verbose("%s: unLOCKING in call [%d]\n", p->dev,tmp);

1379

1380

return res;

741

1381

}

742

1382

743

1383

static int vpb_hangup(struct ast_channel *ast)

744

1384

{

745

struct vpb_pvt *p;

746

747

if (option_verbose > 2)

748

ast_verbose(VERBOSE_PREFIX_3 " hangup on vpb (%s)\n", ast->name);

749

750

if (!ast->pvt || !ast->pvt->pvt) {

751

ast_log(LOG_WARNING, "channel (%s) not connected?\n", ast->name);

1385

struct vpb_pvt *p = (struct vpb_pvt *)ast->pvt->pvt;

1386

VPB_EVENT je;

1387

char str[VPB_MAX_STR];

1388

int res =0 ;

1389

1390

1391

if (option_verbose > 3) ast_verbose("%s: LOCKING in hangup \n", p->dev);

1392

if (option_verbose > 3) ast_verbose("%s: LOCKING in hangup count[%d] owner[%d] \n", p->dev, p->lock.__m_count,p->lock.__m_owner);

1393

if (option_verbose > 3) ast_verbose("%s: LOCKING pthread_self(%d)\n", p->dev,pthread_self());

1394

ast_mutex_lock(&p->lock);

1395

1396

if (option_verbose > 1)

1397

ast_verbose(VERBOSE_PREFIX_2 "%s: Hangup requested\n", ast->name);

1398

1399

if (!ast->pvt || !ast->pvt->pvt) {

1400

ast_log(LOG_WARNING, "%s: channel not connected?\n", ast->name);

1401

res = ast_mutex_unlock(&p->lock);

1402

1403

if (option_verbose > 3) ast_verbose("%s: unLOCKING in hangup [%d]\n", p->dev,res);

1404

1405

return 0;

1406

}

1407

1408

1409

1410

/* Stop record */

1411

p->stopreads = 1;

1412

if( p->readthread ){

1413

pthread_join(p->readthread, NULL);

1414

if(option_verbose>3)

1415

ast_verbose( VERBOSE_PREFIX_4 "%s: stopped record thread on %s\n",ast->name,p->dev);

1416

}

1417

1418

/* Stop play */

1419

if (p->lastoutput != -1) {

1420

if(option_verbose>1)

1421

ast_verbose( VERBOSE_PREFIX_2 "%s: Ending play mode on %s\n",ast->name,p->dev);

1422

vpb_play_terminate(p->handle);

1423

ast_mutex_lock(&p->play_lock); {

1424

vpb_play_buf_finish(p->handle);

1425

} ast_mutex_unlock(&p->play_lock);

1426

}

1427

1428

if(option_verbose>3)

1429

ast_verbose( VERBOSE_PREFIX_4 "%s: Setting state down\n",ast->name);

1430

ast_setstate(ast,AST_STATE_DOWN);

1431

1432

1433

1434

if (option_verbose > 3) ast_verbose("%s: LOCKING in hangup \n", p->dev);

1435

if (option_verbose > 3) ast_verbose("%s: LOCKING in hangup count[%d] owner[%d] \n", p->dev, p->lock.__m_count,p->lock.__m_owner);

1436

if (option_verbose > 3) ast_verbose("%s: LOCKING pthread_self(%d)\n", p->dev,pthread_self());

1437

1438

ast_mutex_lock(&p->lock);

1439

1440

if (p->mode != MODE_FXO) {

1441

/* station port. */

1442

vpb_ring_station_async(p->handle, VPB_RING_STATION_OFF,0);

1443

if(p->state!=VPB_STATE_ONHOOK){

1444

/* This is causing a "dial end" "play tone" loop

1445

playtone(p->handle, &Busytone);

1446

p->state = VPB_STATE_PLAYBUSY;

1447

if(option_verbose>4)

1448

ast_verbose( VERBOSE_PREFIX_4 "%s: Station offhook[%d], playing busy tone\n",

1449

ast->name,p->state);

1450

1451

}

1452

else {

1453

stoptone(p->handle);

1454

}

1455

} else {

1456

stoptone(p->handle); // Terminates any dialing

1457

vpb_sethook_sync(p->handle, VPB_ONHOOK);

1458

p->state=VPB_STATE_ONHOOK;

1459

}

1460

while (VPB_OK==vpb_get_event_ch_async(p->handle,&je)){

1461

if(option_verbose>3) {

1462

vpb_translate_event(&je, str);

1463

ast_verbose( VERBOSE_PREFIX_4 "%s: Flushing event [%d]=>%s\n",ast->name,je.type,str);

1464

}

1465

}

1466

1467

p->readthread = 0;

1468

p->lastoutput = -1;

1469

p->lastinput = -1;

1470

p->last_ignore_dtmf = 1;

1471

p->ext[0] = 0;

1472

p->dialtone = 0;

1473

1474

p->owner = NULL;

1475

ast->pvt->pvt=NULL;

1476

1477

ast_mutex_lock(&usecnt_lock); {

1478

usecnt--;

1479

} ast_mutex_unlock(&usecnt_lock);

1480

ast_update_use_count();

1481

1482

if (option_verbose > 1)

1483

ast_verbose(VERBOSE_PREFIX_2 "%s: Hangup complete\n", ast->name);

1484

1485

restart_monitor();

1486

1487

if (option_verbose > 3) ast_verbose("%s: LOCKING in hangup count[%d] owner[%d] \n", p->dev, p->lock.__m_count,p->lock.__m_owner);

1488

1489

res = ast_mutex_unlock(&p->lock);

1490

1491

if (option_verbose > 3) ast_verbose("%s: unLOCKING in hangup [%d]\n", p->dev,res);

1492

if (option_verbose > 3) ast_verbose("%s: LOCKING in hangup count[%d] owner[%d] \n", p->dev, p->lock.__m_count,p->lock.__m_owner);

1493

752

1494

return 0;

753

}

754

755

p = (struct vpb_pvt *)ast->pvt->pvt;

756

757

vpb_play_terminate(p->handle);

758

vpb_record_terminate(p->handle);

759

760

if (p->mode != MODE_FXO) { /* station port. */

761

vpb_ring_station_async(p->handle, VPB_RING_STATION_OFF,'1');

762

vpb_playtone_async(p->handle, &Busytone);

763

764

} else

765

vpb_sethook_sync(p->handle, VPB_ONHOOK);

766

767

ast_setstate(ast,AST_STATE_DOWN);

768

769

ast_mutex_lock(&p->lock); {

770

p->lastinput = p->lastoutput = -1;

771

p->ext[0] = 0;

772

p->owner = NULL;

773

p->dialtone = 0;

774

p->calling = 0;

775

ast->pvt->pvt = NULL;

776

} ast_mutex_unlock(&p->lock);

777

778

ast_mutex_lock(&usecnt_lock); {

779

usecnt--;

780

} ast_mutex_unlock(&usecnt_lock);

781

ast_update_use_count();

782

783

/* Stop thread doing reads. */

784

p->stopreads = 1;

785

pthread_join(p->readthread, NULL);

786

787

if (option_verbose > 2)

788

ast_verbose(VERBOSE_PREFIX_3 " Hungup on %s complete\n", ast->name);

789

790

restart_monitor();

791

return 0;

792

1495

}

793

1496

794

1497

static int vpb_answer(struct ast_channel *ast)

795

1498

{

796

struct vpb_pvt *p = (struct vpb_pvt *)ast->pvt->pvt;

797

798

if (p->mode == MODE_FXO)

799

vpb_sethook_sync(p->handle, VPB_OFFHOOK);

800

801

if (option_debug)

802

ast_log(LOG_DEBUG, "vpb answer on %s\n", ast->name);

803

ast->rings = 0;

804

ast_setstate(ast, AST_STATE_UP);

805

806

return 0;

1499

struct vpb_pvt *p = (struct vpb_pvt *)ast->pvt->pvt;

1500

VPB_EVENT je;

1501

int ret;

1502

int res = 0;

1503

1504

if (option_verbose > 3) ast_verbose("%s: LOCKING in answer \n", p->dev);

1505

if (option_verbose > 3) ast_verbose("%s: LOCKING count[%d] owner[%d] \n", p->dev, p->lock.__m_count,p->lock.__m_owner);

1506

1507

ast_mutex_lock(&p->lock);

1508

1509

if (option_verbose > 3)

1510

ast_verbose(VERBOSE_PREFIX_4 "%s: Answering channel\n",p->dev);

1511

1512

if (p->mode == MODE_FXO){

1513

if (option_verbose > 3)

1514

ast_verbose("%s: Disabling Loop Drop detection\n",p->dev);

1515

vpb_disable_event(p->handle, VPB_MDROP);

1516

}

1517

1518

if (ast->_state != AST_STATE_UP) {

1519

if (p->mode == MODE_FXO){

1520

vpb_sethook_sync(p->handle, VPB_OFFHOOK);

1521

p->state=VPB_STATE_OFFHOOK;

1522

/* vpb_sleep(500);

1523

ret = vpb_get_event_ch_async(p->handle,&je);

1524

if ((ret == VPB_OK)&&((je.type != VPB_DROP)&&(je.type != VPB_RING))){

1525

if (option_verbose > 3){

1526

ast_verbose(VERBOSE_PREFIX_4 "%s: Answer collected a wrong event!!\n",p->dev);

1527

}

1528

vpb_put_event(&je);

1529

}

1530

1531

}

1532

ast_setstate(ast, AST_STATE_UP);

1533

1534

if(option_verbose>1)

1535

ast_verbose( VERBOSE_PREFIX_2 "%s: Answered call from %s on %s [%s]\n", p->dev,

1536

p->owner->callerid, ast->name,(p->mode == MODE_FXO)?"FXO":"FXS");

1537

1538

ast->rings = 0;

1539

if( !p->readthread ){

1540

// res = ast_mutex_unlock(&p->lock);

1541

// ast_verbose("%s: unLOCKING in answer [%d]\n", p->dev,res);

1542

ast_pthread_create(&p->readthread, NULL, do_chanreads, (void *)p);

1543

} else {

1544

if(option_verbose>3)

1545

ast_verbose(VERBOSE_PREFIX_4 "%s: Record thread already running!!\n",p->dev);

1546

}

1547

} else {

1548

if(option_verbose>3) {

1549

ast_verbose(VERBOSE_PREFIX_4 "%s: Answered state is up\n",p->dev);

1550

}

1551

// res = ast_mutex_unlock(&p->lock);

1552

// ast_verbose("%s: unLOCKING in answer [%d]\n", p->dev,res);

1553

}

1554

vpb_sleep(500);

1555

if (p->mode == MODE_FXO){

1556

if (option_verbose > 3)

1557

ast_verbose("%s: Re-enabling Loop Drop detection\n",p->dev);

1558

vpb_enable_event(p->handle,VPB_MDROP);

1559

}

1560

res = ast_mutex_unlock(&p->lock);

1561

1562

if(option_verbose>3) ast_verbose("%s: unLOCKING in answer [%d]\n", p->dev,res);

1563

1564

return 0;

807

1565

}

808

1566

809

1567

static struct ast_frame *vpb_read(struct ast_channel *ast)

810

1568

{

811

struct vpb_pvt *p = (struct vpb_pvt *)ast->pvt->pvt;

812

static struct ast_frame f = {AST_FRAME_NULL};

813

814

f.src = type;

815

ast_log(LOG_NOTICE, "vpb_read should never be called (chan=%s)!\n", p->dev);

816

817

return &f;

1569

struct vpb_pvt *p = (struct vpb_pvt *)ast->pvt->pvt;

1570

static struct ast_frame f = {AST_FRAME_NULL};

1571

1572

f.src = type;

1573

ast_log(LOG_NOTICE, "%s: vpb_read: should never be called!\n", p->dev);

1574

ast_verbose("%s: vpb_read: should never be called!\n", p->dev);

1575

1576

return &f;

818

1577

}

819

1578

820

1579

static inline int ast2vpbformat(int ast_format)

821

1580

{

822

823

switch(ast_format) {

824

case AST_FORMAT_ALAW:

825

return VPB_ALAW;

826

case AST_FORMAT_SLINEAR:

827

return VPB_LINEAR;

828

case AST_FORMAT_ULAW:

829

return VPB_MULAW;

830

case AST_FORMAT_ADPCM:

831

832

return VPB_OKIADPCM;

833

default:

834

return -1;

835

}

1581

switch(ast_format) {

1582

case AST_FORMAT_ALAW:

1583

return VPB_ALAW;

1584

case AST_FORMAT_SLINEAR:

1585

return VPB_LINEAR;

1586

case AST_FORMAT_ULAW:

1587

return VPB_MULAW;

1588

case AST_FORMAT_ADPCM:

1589

return VPB_OKIADPCM;

1590

default:

1591

return -1;

1592

}

1593

}

1594

1595

static inline char * ast2vpbformatname(int ast_format)

1596

{

1597

switch(ast_format) {

1598

case AST_FORMAT_ALAW:

1599

return "AST_FORMAT_ALAW:VPB_ALAW";

1600

case AST_FORMAT_SLINEAR:

1601

return "AST_FORMAT_SLINEAR:VPB_LINEAR";

1602

case AST_FORMAT_ULAW:

1603

return "AST_FORMAT_ULAW:VPB_MULAW";

1604

case AST_FORMAT_ADPCM:

1605

return "AST_FORMAT_ADPCM:VPB_OKIADPCM";

1606

default:

1607

return "UNKN:UNKN";

1608

}

836

1609

}

837

1610

838

1611

static inline int astformatbits(int ast_format)

839

1612

{

840

841

switch(ast_format) {

842

case AST_FORMAT_ALAW:

843

case AST_FORMAT_ULAW:

844

return 8;

845

case AST_FORMAT_SLINEAR:

846

return 16;

847

case AST_FORMAT_ADPCM:

848

return 4;

849

default:

850

return 8;

851

}

852

}

853

1613

switch(ast_format) {

1614

case AST_FORMAT_ALAW:

1615

case AST_FORMAT_ULAW:

1616

return 8;

1617

case AST_FORMAT_SLINEAR:

1618

return 16;

1619

case AST_FORMAT_ADPCM:

1620

return 4;

1621

default:

1622

return 8;

1623

}

1624

}

1625

1626

int a_gain_vector(float g, short *v, int n)

1627

{

1628

int i;

1629

float tmp;

1630

for ( i = 0; i<n; i++) {

1631

tmp = g*v[i];

1632

if (tmp > 32767.0)

1633

tmp = 32767.0;

1634

if (tmp < -32768.0)

1635

tmp = -32768.0;

1636

v[i] = (short)tmp;

1637

}

1638

return(i);

1639

}

1640

1641

/* Writes a frame of voice data to a VPB channel */

854

1642

static int vpb_write(struct ast_channel *ast, struct ast_frame *frame)

855

1643

{

856

struct vpb_pvt *p = (struct vpb_pvt *)ast->pvt->pvt;

857

int res = 0, fmt = 0;

858

859

if (frame->frametype != AST_FRAME_VOICE) {

860

ast_log(LOG_WARNING, "Don't know how to handle from type %d\n",

861

frame->frametype);

862

return 0;

863

} else if (ast->_state != AST_STATE_UP) {

864

if (option_verbose > 4)

865

ast_log(LOG_WARNING, "Writing frame type [%d,%d] on chan %s not up\n",

866

frame->frametype, frame->subclass, ast->name);

867

return 0;

868

869

}

870

871

872

fmt = ast2vpbformat(frame->subclass);

873

874

if (option_verbose > 4)

875

ast_verbose(VERBOSE_PREFIX_3

876

" Write chan %s: got frame type = %d\n",

877

p->dev, frame->subclass);

878

879

if (fmt < 0) {

880

ast_log(LOG_WARNING, "vpb_write Cannot handle frames of %d format!\n",

881

frame->subclass);

882

return -1;

883

}

884

885

886

if (p->lastoutput != fmt) {

887

vpb_play_buf_start(p->handle, fmt);

888

p->lastoutput = fmt;

889

}

890

891

memcpy(p->obuf, frame->data,

892

(frame->datalen > (int)sizeof p->obuf) ? sizeof p->obuf : frame->datalen);

893

res = vpb_play_buf_sync(p->handle, p->obuf, frame->datalen);

894

if (res != VPB_OK)

895

return -1;

896

else

897

return 0;

1644

struct vpb_pvt *p = (struct vpb_pvt *)ast->pvt->pvt;

1645

int res = 0, fmt = 0;

1646

struct timeval play_buf_time_start,play_buf_time_finish;

1647

// ast_mutex_lock(&p->lock);

1648

if(option_verbose>5)

1649

ast_verbose("%s: vpb_write: Writing to channel\n", p->dev);

1650

1651

if (frame->frametype != AST_FRAME_VOICE) {

1652

if(option_verbose>3)

1653

ast_verbose("%s: vpb_write: Don't know how to handle from type %d\n", ast->name, frame->frametype);

1654

// ast_mutex_unlock(&p->lock);

1655

return 0;

1656

} else if (ast->_state != AST_STATE_UP) {

1657

if(option_verbose>3)

1658

ast_verbose("%s: vpb_write: Attempt to Write frame type[%d]subclass[%d] on not up chan\n",ast->name, frame->frametype, frame->subclass);

1659

p->lastoutput = -1;

1660

// ast_mutex_unlock(&p->lock);

1661

return 0;

1662

}

1663

ast_log(LOG_DEBUG, "%s: vpb_write: Checked frame type..\n", p->dev);

1664

1665

fmt = ast2vpbformat(frame->subclass);

1666

if (fmt < 0) {

1667

ast_log(LOG_WARNING, "%s: vpb_write: Cannot handle frames of %d format!\n",ast->name, frame->subclass);

1668

return -1;

1669

}

1670

ast_log(LOG_DEBUG, "%s: vpb_write: Checked frame format..\n", p->dev);

1671

1672

ast_mutex_lock(&p->play_lock);

1673

1674

ast_log(LOG_DEBUG, "%s: vpb_write: Got play lock..\n", p->dev);

1675

1676

/* Check if we have set up the play_buf */

1677

if (p->lastoutput == -1) {

1678

vpb_play_buf_start(p->handle, fmt);

1679

if(option_verbose>1) {

1680

ast_verbose("%s: vpb_write: Starting play mode (codec=%d)[%s]\n",p->dev,fmt,ast2vpbformatname(frame->subclass));

1681

}

1682

} else if (p->lastoutput != fmt) {

1683

vpb_play_buf_finish(p->handle);

1684

vpb_play_buf_start(p->handle, fmt);

1685

if(option_verbose>1)

1686

ast_verbose("%s: vpb_write: Changed play format (%d=>%d)\n",p->dev,p->lastoutput,fmt);

1687

}

1688

p->lastoutput = fmt;

1689

1690

1691

1692

// Apply extra gain !

1693

if( p->txswgain > MAX_VPB_GAIN )

1694

a_gain_vector(p->txswgain - MAX_VPB_GAIN , (short*)frame->data, frame->datalen/sizeof(short));

1695

1696

ast_log(LOG_DEBUG, "%s: vpb_write: Applied gain..\n", p->dev);

1697

1698

// gettimeofday(&tv, NULL);

1699

// return ((double)tv.tv_sec*1000)+((double)tv.tv_usec/1000);

1700

1701

if ((p->read_state == 1)&&(p->play_buf_time<5)){

1702

gettimeofday(&play_buf_time_start,NULL);

1703

res = vpb_play_buf_sync(p->handle, (char*)frame->data, frame->datalen);

1704

if( (res == VPB_OK) && (option_verbose > 5) ) {

1705

short * data = (short*)frame->data;

1706

ast_verbose("%s: vpb_write: Wrote chan (codec=%d) %d %d\n", p->dev, fmt, data[0],data[1]);

1707

}

1708

gettimeofday(&play_buf_time_finish,NULL);

1709

if (play_buf_time_finish.tv_sec == play_buf_time_start.tv_sec){

1710

p->play_buf_time=(int)((play_buf_time_finish.tv_usec-play_buf_time_start.tv_usec)/1000);

1711

// ast_log(LOG_DEBUG, "%s: vpb_write: Timing start(%d) finish(%d)\n", p->dev,play_buf_time_start.tv_usec,play_buf_time_finish.tv_usec);

1712

}

1713

else {

1714

p->play_buf_time=(int)((play_buf_time_finish.tv_sec - play_buf_time_start.tv_sec)*100)+(int)((play_buf_time_finish.tv_usec-play_buf_time_start.tv_usec)/1000);

1715

}

1716

// ast_log(LOG_DEBUG, "%s: vpb_write: Wrote data [%d](%d=>%s) to play_buf in [%d]ms..\n", p->dev,frame->datalen,fmt,ast2vpbformatname(frame->subclass),p->play_buf_time);

1717

}

1718

else {

1719

p->chuck_count++;

1720

ast_log(LOG_DEBUG, "%s: vpb_write: Tossed data away, tooooo much data!![%d]\n", p->dev,p->chuck_count);

1721

p->play_buf_time=0;

1722

}

1723

1724

ast_mutex_unlock(&p->play_lock);

1725

// ast_mutex_unlock(&p->lock);

1726

if(option_verbose>5)

1727

ast_verbose("%s: vpb_write: Done Writing to channel\n", p->dev);

1728

return 0;

898

1729

}

899

1730

900

1731

/* Read monitor thread function. */

901

1732

static void *do_chanreads(void *pvt)

902

1733

{

903

struct vpb_pvt *p = (struct vpb_pvt *)pvt;

904

struct ast_frame *fr = &p->fr;

905

char *readbuf = ((char *)p->buf) + AST_FRIENDLY_OFFSET;

906

int bridgerec = 0;

907

908

fr->frametype = AST_FRAME_VOICE;

909

fr->src = type;

910

fr->mallocd = 0;

911

912

memset(p->buf, 0, sizeof p->buf);

913

914

while (!p->stopreads && p->owner) {

915

int res = -1, fmt;

916

struct ast_channel *owner = p->owner;

917

int afmt = (owner) ? owner->pvt->rawreadformat : AST_FORMAT_ALAW;

918

int state = (owner) ? owner->_state : AST_STATE_DOWN;

919

int readlen;

920

921

fmt = ast2vpbformat(afmt);

922

923

if (fmt < 0) {

924

p->stopreads = 1;

925

goto done;

926

}

927

928

readlen = VPB_SAMPLES * astformatbits(afmt) / 8;

929

930

if (p->lastinput != fmt) {

931

if (option_verbose > 2)

932

ast_verbose(" Read_channel ## %s: Setting record mode, bridge = %d\n",

933

p->dev, p->bridge ? 1 : 0);

934

vpb_record_buf_start(p->handle, fmt);

935

p->lastinput = fmt;

936

}

937

938

ast_mutex_lock(&p->lock); {

939

if (p->bridge)

940

if (p->bridge->c0 == p->owner &&

941

(p->bridge->flags & AST_BRIDGE_REC_CHANNEL_0))

942

bridgerec = 1;

943

else if (p->bridge->c1 == p->owner &&

944

(p->bridge->flags & AST_BRIDGE_REC_CHANNEL_1))

945

bridgerec = 1;

946

else

947

bridgerec = 0;

948

else

949

bridgerec = 1;

950

} ast_mutex_unlock(&p->lock);

951

952

if (state == AST_STATE_UP && bridgerec) {

953

/* Read only if up and not bridged, or a bridge for which we can read. */

954

res = vpb_record_buf_sync(p->handle, readbuf, readlen);

955

} else {

956

res = 0;

957

vpb_sleep(10);

958

}

959

if (res == VPB_OK) {

960

fr->subclass = afmt;

961

fr->samples = VPB_SAMPLES;

962

fr->data = readbuf;

963

fr->datalen = readlen;

964

fr->offset = AST_FRIENDLY_OFFSET;

965

966

ast_mutex_lock(&p->lock); {

967

if (p->owner) ast_queue_frame(p->owner, fr, 0);

968

} ast_mutex_unlock(&p->lock);

969

} else

970

p->stopreads = 1;

971

972

done: (void)0;

973

if (option_verbose > 4)

974

ast_verbose(" Read_channel %s (state=%d), res=%d, bridge=%d\n",

975

p->dev, state, res, bridgerec);

976

}

977

978

/* When stopreads seen, go away! */

979

vpb_record_buf_finish(p->handle);

980

981

if (option_verbose > 4)

982

ast_verbose(" Read_channel %s terminating, stopreads=%d, owner=%s\n",

983

p->dev, p->stopreads, p->owner? "yes" : "no");

984

985

return NULL;

1734

struct vpb_pvt *p = (struct vpb_pvt *)pvt;

1735

struct ast_frame *fr = &p->fr;

1736

char *readbuf = ((char *)p->buf) + AST_FRIENDLY_OFFSET;

1737

int bridgerec = 0;

1738

int afmt, readlen, res, fmt, trycnt=0;

1739

int ignore_dtmf;

1740

char * getdtmf_var = NULL;

1741

1742

fr->frametype = AST_FRAME_VOICE;

1743

fr->src = type;

1744

fr->mallocd = 0;

1745

fr->delivery.tv_sec = 0;

1746

fr->delivery.tv_usec = 0;

1747

fr->samples = VPB_SAMPLES;

1748

fr->offset = AST_FRIENDLY_OFFSET;

1749

memset(p->buf, 0, sizeof p->buf);

1750

1751

if (option_verbose > 2) {

1752

ast_verbose("%s: chanreads: starting thread\n", p->dev);

1753

}

1754

ast_mutex_lock(&p->record_lock);

1755

1756

p->stopreads = 0;

1757

p->read_state = 1;

1758

while (!p->stopreads && p->owner) {

1759

1760

if (option_verbose > 4)

1761

ast_verbose("%s: chanreads: Starting cycle ...\n", p->dev);

1762

if (option_verbose > 4)

1763

ast_verbose("%s: chanreads: Checking bridge \n", p->dev);

1764

if (p->bridge) {

1765

if (p->bridge->c0 == p->owner && (p->bridge->flags & AST_BRIDGE_REC_CHANNEL_0))

1766

bridgerec = 1;

1767

else if (p->bridge->c1 == p->owner && (p->bridge->flags & AST_BRIDGE_REC_CHANNEL_1))

1768

bridgerec = 1;

1769

else

1770

bridgerec = 0;

1771

} else {

1772

if (option_verbose > 4)

1773

ast_verbose("%s: chanreads: No native bridge.\n", p->dev);

1774

if (p->owner->bridge){

1775

if (option_verbose > 4){

1776

ast_verbose("%s: chanreads: Got Asterisk bridge with [%s].\n", p->dev,p->owner->bridge->name);

1777

}

1778

bridgerec = 1;

1779

}

1780

else {

1781

bridgerec = 0;

1782

}

1783

}

1784

1785

// if ( (p->owner->_state != AST_STATE_UP) || !bridgerec) {

1786

if ( (p->owner->_state != AST_STATE_UP) ) {

1787

if (option_verbose > 4) {

1788

if (p->owner->_state != AST_STATE_UP)

1789

ast_verbose("%s: chanreads: Im not up[%d]\n", p->dev,p->owner->_state);

1790

else

1791

ast_verbose("%s: chanreads: No bridgerec[%d]\n", p->dev,bridgerec);

1792

}

1793

vpb_sleep(10);

1794

continue;

1795

}

1796

1797

// Voicetronix DTMF detection can be triggered off ordinary speech

1798

// This leads to annoying beeps during the conversation

1799

// Avoid this problem by just setting VPB_GETDTMF when you want to listen for DTMF

1800

//ignore_dtmf = 1;

1801

ignore_dtmf = 0; /* set this to 1 to turn this feature on */

1802

getdtmf_var = pbx_builtin_getvar_helper(p->owner,"VPB_GETDTMF");

1803

if( getdtmf_var && ( strcasecmp( getdtmf_var, "yes" ) == 0 ) )

1804

ignore_dtmf = 0;

1805

1806

if( ignore_dtmf != p->last_ignore_dtmf ) {

1807

if(option_verbose>1)

1808

ast_verbose( VERBOSE_PREFIX_2 "%s:Now %s DTMF \n",

1809

p->dev, ignore_dtmf ? "ignoring" : "listening for");

1810

vpb_set_event_mask(p->handle, ignore_dtmf ? VPB_EVENTS_NODTMF : VPB_EVENTS_ALL );

1811

}

1812

p->last_ignore_dtmf = ignore_dtmf;

1813

1814

// Play DTMF digits here to avoid problem you get if playing a digit during

1815

// a record operation

1816

if (option_verbose > 5) {

1817

ast_verbose("%s: chanreads: Checking dtmf's \n", p->dev);

1818

}

1819

ast_mutex_lock(&p->play_dtmf_lock);

1820

if( p->play_dtmf[0] ) {

1821

// Try to ignore DTMF event we get after playing digit

1822

// This DTMF is played by asterisk and leads to an annoying trailing beep on CISCO phones

1823

if( !ignore_dtmf)

1824

vpb_set_event_mask(p->handle, VPB_EVENTS_NODTMF );

1825

vpb_dial_sync(p->handle,p->play_dtmf);

1826

if(option_verbose>1)

1827

ast_verbose( VERBOSE_PREFIX_2 "%s: Played DTMF %s\n",p->dev,p->play_dtmf);

1828

p->play_dtmf[0] = '\0';

1829

ast_mutex_unlock(&p->play_dtmf_lock);

1830

vpb_sleep(700); // Long enough to miss echo and DTMF event

1831

if( !ignore_dtmf)

1832

vpb_set_event_mask(p->handle, VPB_EVENTS_ALL );

1833

continue;

1834

}

1835

ast_mutex_unlock(&p->play_dtmf_lock);

1836

1837

// afmt = (p->owner) ? p->owner->pvt->rawreadformat : AST_FORMAT_SLINEAR;

1838

if (p->owner){

1839

afmt = p->owner->pvt->rawreadformat;

1840

ast_log(LOG_DEBUG,"%s: Record using owner format [%s]\n", p->dev, ast2vpbformatname(afmt));

1841

}

1842

else {

1843

afmt = AST_FORMAT_SLINEAR;

1844

ast_log(LOG_DEBUG,"%s: Record using default format [%s]\n", p->dev, ast2vpbformatname(afmt));

1845

}

1846

fmt = ast2vpbformat(afmt);

1847

if (fmt < 0) {

1848

ast_log(LOG_WARNING,"%s: Record failure (unsupported format %d)\n", p->dev, afmt);

1849

return NULL;

1850

}

1851

readlen = VPB_SAMPLES * astformatbits(afmt) / 8;

1852

1853

if (p->lastinput == -1) {

1854

vpb_record_buf_start(p->handle, fmt);

1855

vpb_reset_record_fifo_alarm(p->handle);

1856

if(option_verbose>1)

1857

ast_verbose( VERBOSE_PREFIX_2 "%s: Starting record mode (codec=%d)[%s]\n",p->dev,fmt,ast2vpbformatname(afmt));

1858

} else if (p->lastinput != fmt) {

1859

vpb_record_buf_finish(p->handle);

1860

vpb_record_buf_start(p->handle, fmt);

1861

if(option_verbose>1)

1862

ast_verbose( VERBOSE_PREFIX_2 "%s: Changed record format (%d=>%d)\n",p->dev,p->lastinput,fmt);

1863

}

1864

p->lastinput = fmt;

1865

1866

/* Read only if up and not bridged, or a bridge for which we can read. */

1867

if (option_verbose > 5) {

1868

ast_verbose("%s: chanreads: getting buffer!\n", p->dev);

1869

}

1870

if( (res = vpb_record_buf_sync(p->handle, readbuf, readlen) ) == VPB_OK ) {

1871

if (option_verbose > 5) {

1872

ast_verbose("%s: chanreads: got buffer!\n", p->dev);

1873

}

1874

// Apply extra gain !

1875

if( p->rxswgain > MAX_VPB_GAIN )

1876

a_gain_vector(p->rxswgain - MAX_VPB_GAIN , (short*)readbuf, readlen/sizeof(short));

1877

if (option_verbose > 5) {

1878

ast_verbose("%s: chanreads: applied gain\n", p->dev);

1879

}

1880

1881

fr->subclass = afmt;

1882

fr->data = readbuf;

1883

fr->datalen = readlen;

1884

1885

// Using trylock here to prevent deadlock when channel is hungup

1886

// (ast_hangup() immediately gets lock)

1887

if (p->owner && !p->stopreads ) {

1888

if (option_verbose > 5) {

1889

ast_verbose("%s: chanreads: queueing buffer on read frame q (state[%d])\n", p->dev,p->owner->_state);

1890

}

1891

do {

1892

res = ast_mutex_trylock(&p->owner->lock);

1893

trycnt++;

1894

} while((res !=0)&&(trycnt<300));

1895

if (res==0) {

1896

ast_queue_frame(p->owner, fr);

1897

ast_mutex_unlock(&p->owner->lock);

1898

} else {

1899

if (option_verbose > 4)

1900

ast_verbose("%s: chanreads: Couldnt get lock after %d tries!\n", p->dev,trycnt);

1901

}

1902

trycnt=0;

1903

1904

1905

res = ast_mutex_trylock(&p->owner->lock);

1906

// res=0;

1907

if (res==0) {

1908

ast_queue_frame(p->owner, fr);

1909

ast_mutex_unlock(&p->owner->lock);

1910

} else {

1911

if (res == EINVAL )

1912

if (option_verbose > 4) ast_verbose("%s: chanreads: try owner->lock gave me EINVAL[%d]\n", p->dev,res);

1913

else if (res == EBUSY )

1914

if (option_verbose > 4) ast_verbose("%s: chanreads: try owner->lock gave me EBUSY[%d]\n", p->dev,res);

1915

while(res !=0){

1916

res = ast_mutex_trylock(&p->owner->lock);

1917

}

1918

if (res==0) {

1919

ast_queue_frame(p->owner, fr);

1920

ast_mutex_unlock(&p->owner->lock);

1921

}

1922

else {

1923

if (res == EINVAL )

1924

if (option_verbose > 4) ast_verbose("%s: chanreads: try owner->lock gave me EINVAL[%d]\n", p->dev,res);

1925

else if (res == EBUSY )

1926

if (option_verbose > 4) ast_verbose("%s: chanreads: try owner->lock gave me EBUSY[%d]\n", p->dev,res);

1927

if (option_verbose > 4) ast_verbose("%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);

1928

//assert(p->dev!=p->dev);

1929

}

1930

}

1931

1932

if (option_verbose > 6) {

1933

short * data = (short*)readbuf;

1934

ast_verbose("%s: Read channel (codec=%d) %d %d\n", p->dev, fmt, data[0], data[1] );

1935

}

1936

}

1937

else {

1938

if (option_verbose > 4) {

1939

ast_verbose("%s: p->stopreads[%d] p->owner[%p]\n", p->dev, p->stopreads,(void *)p->owner);

1940

}

1941

}

1942

} else {

1943

ast_log(LOG_WARNING,"%s: Record failure (%s)\n", p->dev, vpb_strerror(res));

1944

vpb_record_buf_finish(p->handle);

1945

vpb_record_buf_start(p->handle, fmt);

1946

}

1947

if (option_verbose > 4)

1948

ast_verbose("%s: chanreads: Finished cycle...\n", p->dev);

1949

}

1950

p->read_state=0;

1951

1952

/* When stopreads seen, go away! */

1953

vpb_record_buf_finish(p->handle);

1954

p->read_state=0;

1955

ast_mutex_unlock(&p->record_lock);

1956

1957

if (option_verbose > 1)

1958

ast_verbose(VERBOSE_PREFIX_2 "%s: Ending record mode (%d/%s)\n",

1959

p->dev, p->stopreads, p->owner? "yes" : "no");

1960

return NULL;

986

1961

}

987

1962

988

static struct ast_channel *vpb_new(struct vpb_pvt *i, int state, char *context)

1963

static struct ast_channel *vpb_new(struct vpb_pvt *me, int state, char *context)

989

1964

{

990

1965

struct ast_channel *tmp;

991

1966

992

if (i->owner) {

993

ast_log(LOG_WARNING, "Called vpb_new on owned channel (%s) ?!\n", i->dev);

1967

if (me->owner) {

1968

ast_log(LOG_WARNING, "Called vpb_new on owned channel (%s) ?!\n", me->dev);

994

1969

return NULL;

995

1970

}

1971

if (option_verbose > 3)

1972

ast_verbose("%s: New call for context [%s]\n",me->dev,context);

996

1973

997

1974

tmp = ast_channel_alloc(1);

998

1975

if (tmp) {

999

strncpy(tmp->name, i->dev, sizeof(tmp->name));

1976

strncpy(tmp->name, me->dev, sizeof(tmp->name) - 1);

1000

1977

tmp->type = type;

1001

1978

1979

// Linear is the preferred format. Although Voicetronix supports other formats

1980

// they are all converted to/from linear in the vpb code. Best for us to use

1981

// linear since we can then adjust volume in this modules.

1002

1982

tmp->nativeformats = prefformat;

1003

tmp->pvt->rawreadformat = AST_FORMAT_ALAW;

1004

tmp->pvt->rawwriteformat = AST_FORMAT_ALAW;

1983

tmp->pvt->rawreadformat = AST_FORMAT_SLINEAR;

1984

tmp->pvt->rawwriteformat = AST_FORMAT_SLINEAR;

1005

1985

ast_setstate(tmp, state);

1006

1986

if (state == AST_STATE_RING)

1007

1987

tmp->rings = 1;

1008

tmp->pvt->pvt = i;

1988

tmp->pvt->pvt = me;

1989

/* set call backs */

1009

1990

tmp->pvt->send_digit = vpb_digit;

1010

1991

tmp->pvt->call = vpb_call;

1011

1992

tmp->pvt->hangup = vpb_hangup;

1017

1998

tmp->pvt->fixup = vpb_fixup;

1018

1999

1019

2000

strncpy(tmp->context, context, sizeof(tmp->context)-1);

1020

if (strlen(i->ext))

1021

strncpy(tmp->exten, i->ext, sizeof(tmp->exten)-1);

2001

if (strlen(me->ext))

2002

strncpy(tmp->exten, me->ext, sizeof(tmp->exten)-1);

1022

2003

else

1023

2004

strncpy(tmp->exten, "s", sizeof(tmp->exten) - 1);

1024

if (strlen(i->language))

1025

strncpy(tmp->language, i->language, sizeof(tmp->language)-1);

1026

if (strlen(i->callerid))

1027

tmp->callerid = strdup(i->callerid);

1028

i->owner = tmp;

2005

if (strlen(me->language))

2006

strncpy(tmp->language, me->language, sizeof(tmp->language)-1);

1029

2007

2008

me->owner = tmp;

2009

2010

me->bridge = NULL;

2011

me->lastoutput = -1;

2012

me->lastinput = -1;

2013

me->last_ignore_dtmf = 1;

2014

me->readthread = 0;

2015

me->play_dtmf[0] = '\0';

1030

2016

1031

i->lastinput = i->lastoutput = -1;

1032

i->lastgrunt = tcounter; /* Assume at least one grunt tone seen now. */

2017

me->lastgrunt = get_time_in_ms(); /* Assume at least one grunt tone seen now. */

1033

2018

1034

2019

ast_mutex_lock(&usecnt_lock);

1035

2020

usecnt++;

1036

2021

ast_mutex_unlock(&usecnt_lock);

1037

2022

ast_update_use_count();

1038

if (state != AST_STATE_DOWN)

1039

if (ast_pbx_start(tmp)) {

1040

ast_log(LOG_WARNING, "Unable to start PBX on %s\n", tmp->name);

1041

ast_hangup(tmp);

1042

}

1043

1044

i->stopreads = 0; /* So read thread runs. */

1045

/* Finally start read monitoring thread. */

1046

pthread_create(&i->readthread, NULL, do_chanreads, (void *)i);

1047

} else

2023

if (state != AST_STATE_DOWN) {

2024

if (ast_pbx_start(tmp)) {

2025

ast_log(LOG_WARNING, "Unable to start PBX on %s\n", tmp->name);

2026

ast_hangup(tmp);

2027

}

2028

}

2029

} else {

1048

2030

ast_log(LOG_WARNING, "Unable to allocate channel structure\n");

2031

}

1049

2032

return tmp;

1050

2033

}

1051

2034

1052

2035

static struct ast_channel *vpb_request(char *type, int format, void *data)

1053

2036

{

1054

int oldformat;

1055

struct vpb_pvt *p;

1056

struct ast_channel *tmp = NULL;

1057

char *name = strdup(data ? (char *)data : "");

1058

char *s, *sepstr;

1059

1060

oldformat = format;

1061

format &= prefformat;

1062

if (!format) {

1063

ast_log(LOG_NOTICE, "Asked to get a channel of unsupported format '%d'\n", oldformat);

1064

return NULL;

1065

}

1066

1067

sepstr = name;

1068

s = strsep(&sepstr, "/"); /* Handle / issues */

1069

if (!s)

1070

s = "";

1071

/* Search for an unowned channel */

1072

ast_mutex_lock(&iflock); {

1073

p = iflist;

1074

while(p) {

1075

if (strncmp(s, p->dev + 4, sizeof p->dev) == 0)

1076

if (!p->owner) {

1077

tmp = vpb_new(p, AST_STATE_DOWN, p->context);

1078

break;

1079

}

1080

p = p->next;

1081

}

1082

} ast_mutex_unlock(&iflock);

1083

1084

1085

if (option_verbose > 2)

1086

ast_verbose(VERBOSE_PREFIX_3 " %s requested, got: [%s]\n",

1087

name, tmp ? tmp->name : "None");

1088

1089

free(name);

1090

1091

restart_monitor();

1092

return tmp;

2037

int oldformat;

2038

struct vpb_pvt *p;

2039

struct ast_channel *tmp = NULL;

2040

char *name = strdup(data ? (char *)data : "");

2041

char *s, *sepstr;

2042

int group=-1;

2043

2044

oldformat = format;

2045

format &= prefformat;

2046

if (!format) {

2047

ast_log(LOG_NOTICE, "Asked to get a channel of unsupported format '%d'\n", oldformat);

2048

return NULL;

2049

}

2050

2051

sepstr = name;

2052

s = strsep(&sepstr, "/"); /* Handle / issues */

2053

if (!s)

2054

s = "";

2055

/* Check if we are looking for a group */

2056

if (toupper(name[0]) == 'G' || toupper(name[0])=='R') {

2057

group=atoi(name+1);

2058

}

2059

/* Search for an unowned channel */

2060

ast_mutex_lock(&iflock); {

2061

p = iflist;

2062

while(p) {

2063

if (group == -1){

2064

if (strncmp(s, p->dev + 4, sizeof p->dev) == 0) {

2065

if (!p->owner) {

2066

tmp = vpb_new(p, AST_STATE_DOWN, p->context);

2067

break;

2068

}

2069

}

2070

}

2071

else {

2072

if ((p->group == group) && (!p->owner)) {

2073

tmp = vpb_new(p, AST_STATE_DOWN, p->context);

2074

break;

2075

}

2076

}

2077

p = p->next;

2078

}

2079

} ast_mutex_unlock(&iflock);

2080

2081

2082

if (option_verbose > 1)

2083

ast_verbose(VERBOSE_PREFIX_2 " %s requested, got: [%s]\n",

2084

name, tmp ? tmp->name : "None");

2085

2086

free(name);

2087

2088

restart_monitor();

2089

return tmp;

1093

2090

}

1094

2091

1095

2092

static float parse_gain_value(char *gain_type, char *value)

1099

2096

/* try to scan number */

1100

2097

if (sscanf(value, "%f", &gain) != 1)

1101

2098

{

1102

ast_log(LOG_ERROR, "Invalid %s value '%s' in '%s' config\n",

1103

value, gain_type, config);

2099

ast_log(LOG_ERROR, "Invalid %s value '%s' in '%s' config\n", value, gain_type, config);

1104

2100

return DEFAULT_GAIN;

1105

2101

}

1106

2102

1107

2103

1108

2104

/* percentage? */

1109

if (value[strlen(value) - 1] == '%')

1110

return gain / (float)100;

2105

//if (value[strlen(value) - 1] == '%')

2106

// return gain / (float)100;

1111

2107

1112

2108

return gain;

1113

2109

}

1114

2110

1115

static int __unload_module(void)

1116

{

1117

struct vpb_pvt *p;

1118

/* First, take us out of the channel loop */

1119

ast_channel_unregister(type);

1120

1121

ast_mutex_lock(&iflock); {

1122

/* Hangup all interfaces if they have an owner */

1123

p = iflist;

1124

while(p) {

1125

if (p->owner)

1126

ast_softhangup(p->owner, AST_SOFTHANGUP_APPUNLOAD);

1127

p = p->next;

1128

}

1129

iflist = NULL;

1130

} ast_mutex_unlock(&iflock);

1131

1132

ast_mutex_lock(&monlock); {

1133

if (mthreadactive > -1) {

1134

pthread_cancel(monitor_thread);

1135

pthread_join(monitor_thread, NULL);

1136

}

1137

mthreadactive = -2;

1138

} ast_mutex_unlock(&monlock);

1139

1140

ast_mutex_lock(&iflock); {

1141

/* Destroy all the interfaces and free their memory */

1142

1143

while(iflist) {

1144

p = iflist;

1145

ast_mutex_destroy(&p->lock);

1146

pthread_cancel(p->readthread);

1147

p->readthread = 0;

1148

1149

iflist = iflist->next;

1150

1151

free(p);

1152

}

1153

iflist = NULL;

1154

} ast_mutex_unlock(&iflock);

1155

1156

ast_mutex_lock(&bridge_lock); {

1157

memset(bridges, 0, sizeof bridges);

1158

} ast_mutex_unlock(&bridge_lock);

1159

ast_mutex_destroy(&bridge_lock);

1160

1161

tcounter = 0;

1162

1163

return 0;

1164

}

1165

1166

int unload_module(void)

1167

{

1168

return __unload_module();

1169

}

1170

1171

2111

int load_module()

1172

2112

{

1173

2113

struct ast_config *cfg;

1175

2115

struct vpb_pvt *tmp;

1176

2116

int board = 0, group = 0;

1177

2117

int mode = MODE_IMMEDIATE;

1178

float txgain = DEFAULT_GAIN, rxgain = DEFAULT_GAIN;

1179

2118

float txgain = DEFAULT_GAIN, rxgain = DEFAULT_GAIN;

2119

float txswgain = 0, rxswgain = 0;

2120

int first_channel = 1;

2121

int echo_cancel = DEFAULT_ECHO_CANCEL;

1180

2122

int error = 0; /* Error flag */

1181

1182

1183

setrxgain = settxgain = 0;

2123

int bal1 = -1; // Special value - means do not set

2124

int bal2 = -1;

2125

int bal3 = -1;

2126

char * callerid = NULL;

1184

2127

1185

2128

cfg = ast_load(config);

1186

2129

1187

2130

/* We *must* have a config file otherwise stop immediately */

1188

2131

if (!cfg) {

1189

ast_log(LOG_ERROR, "Unable to load config %s\n", config);

1190

return -1;

2132

ast_log(LOG_ERROR, "Unable to load config %s\n", config);

2133

return -1;

1191

2134

}

1192

1193

vpb_seterrormode(VPB_DEVELOPMENT);

1194

2135

2136

vpb_seterrormode(VPB_ERROR_CODE);

2137

1195

2138

ast_mutex_lock(&iflock); {

1196

v = ast_variable_browse(cfg, "interfaces");

1197

while(v) {

1198

/* Create the interface list */

1199

if (strcasecmp(v->name, "board") == 0)

1200

board = atoi(v->value);

1201

else if (strcasecmp(v->name, "group") == 0)

1202

group = atoi(v->value);

1203

else if (strcasecmp(v->name, "channel") == 0) {

1204

int channel = atoi(v->value);

1205

tmp = mkif(board, channel, mode, txgain, rxgain);

1206

if (tmp) {

1207

tmp->next = iflist;

1208

iflist = tmp;

1209

1210

} else {

1211

ast_log(LOG_ERROR,

1212

"Unable to register channel '%s'\n", v->value);

1213

error = -1;

1214

goto done;

1215

1216

}

1217

} else if (strcasecmp(v->name, "silencesupression") == 0)

1218

silencesupression = ast_true(v->value);

1219

else if (strcasecmp(v->name, "language") == 0)

1220

strncpy(language, v->value, sizeof(language)-1);

1221

else if (strcasecmp(v->name, "callerid") == 0)

1222

strncpy(callerid, v->value, sizeof(callerid)-1);

1223

else if (strcasecmp(v->name, "mode") == 0) {

1224

if (strncasecmp(v->value, "di", 2) == 0)

1225

mode = MODE_DIALTONE;

1226

else if (strncasecmp(v->value, "im", 2) == 0)

1227

mode = MODE_IMMEDIATE;

1228

else if (strncasecmp(v->value, "fx", 2) == 0)

1229

mode = MODE_FXO;

1230

else

1231

ast_log(LOG_WARNING, "Unknown mode: %s\n", v->value);

1232

} else if (!strcasecmp(v->name, "context"))

1233

strncpy(context, v->value, sizeof(context)-1);

1234

else if (!strcasecmp(v->name, "echocancel")) {

1235

if (!strcasecmp(v->value, "off"))

1236

echocancel = 0;

1237

else

1238

echocancel = 1;

1239

} else if (strcasecmp(v->name, "txgain") == 0) {

1240

settxgain = 1;

1241

txgain = parse_gain_value(v->name, v->value);

1242

} else if (strcasecmp(v->name, "rxgain") == 0) {

1243

setrxgain = 1;

1244

rxgain = parse_gain_value(v->name, v->value);

1245

}

1246

#if 0

1247

else if (strcasecmp(v->name, "grunttimeout") == 0)

1248

gruntdetect_timeout = 1000*atoi(v->value);

1249

#endif

1250

v = v->next;

1251

}

1252

1253

if (gruntdetect_timeout < 1000)

1254

gruntdetect_timeout = 1000;

1255

1256

done: (void)0;

2139

v = ast_variable_browse(cfg, "interfaces");

2140

while(v) {

2141

/* Create the interface list */

2142

if (strcasecmp(v->name, "board") == 0) {

2143

board = atoi(v->value);

2144

} else if (strcasecmp(v->name, "group") == 0){

2145

group = atoi(v->value);

2146

} else if (strcasecmp(v->name, "useloopdrop") == 0){

2147

UseLoopDrop = atoi(v->value);

2148

} else if (strcasecmp(v->name, "usenativebridge") == 0){

2149

UseNativeBridge = atoi(v->value);

2150

} else if (strcasecmp(v->name, "channel") == 0) {

2151

int channel = atoi(v->value);

2152

tmp = mkif(board, channel, mode, txgain, rxgain, txswgain, rxswgain, bal1, bal2, bal3, callerid, echo_cancel,group);

2153

if (tmp) {

2154

if(first_channel) {

2155

mkbrd( tmp->vpb_model, echo_cancel );

2156

first_channel = 0;

2157

}

2158

tmp->next = iflist;

2159

iflist = tmp;

2160

} else {

2161

ast_log(LOG_ERROR,

2162

"Unable to register channel '%s'\n", v->value);

2163

error = -1;

2164

goto done;

2165

}

2166

callerid = NULL;

2167

} else if (strcasecmp(v->name, "language") == 0) {

2168

strncpy(language, v->value, sizeof(language)-1);

2169

} else if (strcasecmp(v->name, "callerid") == 0) {

2170

callerid = strdup(v->value);

2171

} else if (strcasecmp(v->name, "mode") == 0) {

2172

if (strncasecmp(v->value, "di", 2) == 0)

2173

mode = MODE_DIALTONE;

2174

else if (strncasecmp(v->value, "im", 2) == 0)

2175

mode = MODE_IMMEDIATE;

2176

else if (strncasecmp(v->value, "fx", 2) == 0)

2177

mode = MODE_FXO;

2178

else

2179

ast_log(LOG_WARNING, "Unknown mode: %s\n", v->value);

2180

} else if (!strcasecmp(v->name, "context")) {

2181

strncpy(context, v->value, sizeof(context)-1);

2182

} else if (!strcasecmp(v->name, "echocancel")) {

2183

if (!strcasecmp(v->value, "off"))

2184

echo_cancel = 0;

2185

} else if (strcasecmp(v->name, "txgain") == 0) {

2186

txswgain = parse_gain_value(v->name, v->value);

2187

} else if (strcasecmp(v->name, "rxgain") == 0) {

2188

rxswgain = parse_gain_value(v->name, v->value);

2189

} else if (strcasecmp(v->name, "txhwgain") == 0) {

2190

txgain = parse_gain_value(v->name, v->value);

2191

} else if (strcasecmp(v->name, "rxhwgain") == 0) {

2192

rxgain = parse_gain_value(v->name, v->value);

2193

} else if (strcasecmp(v->name, "bal1") == 0) {

2194

bal1 = strtol(v->value, NULL, 16);

2195

if(bal1<0 || bal1>255) {

2196

ast_log(LOG_WARNING, "Bad bal1 value: %d\n", bal1);

2197

bal1 = -1;

2198

}

2199

} else if (strcasecmp(v->name, "bal2") == 0) {

2200

bal2 = strtol(v->value, NULL, 16);

2201

if(bal2<0 || bal2>255) {

2202

ast_log(LOG_WARNING, "Bad bal2 value: %d\n", bal2);

2203

bal2 = -1;

2204

}

2205

} else if (strcasecmp(v->name, "bal3") == 0) {

2206

bal3 = strtol(v->value, NULL, 16);

2207

if(bal3<0 || bal3>255) {

2208

ast_log(LOG_WARNING, "Bad bal3 value: %d\n", bal3);

2209

bal3 = -1;

2210

}

2211

} else if (strcasecmp(v->name, "grunttimeout") == 0) {

2212

gruntdetect_timeout = 1000*atoi(v->value);

2213

}

2214

v = v->next;

2215

}

2216

2217

if (gruntdetect_timeout < 1000)

2218

gruntdetect_timeout = 1000;

2219

2220

done: (void)0;

1257

2221

} ast_mutex_unlock(&iflock);

1258

2222

1259

1260

2223

ast_destroy(cfg);

1261

1262

if (!error &&

1263

ast_channel_register(type, tdesc,

1264

prefformat, vpb_request) != 0) {

1265

ast_log(LOG_ERROR, "Unable to register channel class %s\n", type);

1266

1267

error = -1;

2224

2225

if (!error && ast_channel_register(type, tdesc, prefformat, vpb_request) != 0) {

2226

ast_log(LOG_ERROR, "Unable to register channel class %s\n", type);

2227

error = -1;

1268

2228

}

1269

2229

1270

2230

1271

2231

if (error)

1272

__unload_module();

1273

else

1274

restart_monitor(); /* And start the monitor for the first time */

1275

2232

unload_module();

2233

else

2234

restart_monitor(); /* And start the monitor for the first time */

2235

1276

2236

return error;

1277

2237

}

1278

2238

2239

2240

int unload_module()

2241

{

2242

struct vpb_pvt *p;

2243

/* First, take us out of the channel loop */

2244

ast_channel_unregister(type);

2245

2246

ast_mutex_lock(&iflock); {

2247

/* Hangup all interfaces if they have an owner */

2248

p = iflist;

2249

while(p) {

2250

if (p->owner)

2251

ast_softhangup(p->owner, AST_SOFTHANGUP_APPUNLOAD);

2252

p = p->next;

2253

}

2254

iflist = NULL;

2255

} ast_mutex_unlock(&iflock);

2256

2257

ast_mutex_lock(&monlock); {

2258

if (mthreadactive > -1) {

2259

pthread_cancel(monitor_thread);

2260

pthread_join(monitor_thread, NULL);

2261

}

2262

mthreadactive = -2;

2263

} ast_mutex_unlock(&monlock);

2264

2265

ast_mutex_lock(&iflock); {

2266

/* Destroy all the interfaces and free their memory */

2267

2268

while(iflist) {

2269

p = iflist;

2270

ast_mutex_destroy(&p->lock);

2271

pthread_cancel(p->readthread);

2272

ast_mutex_destroy(&p->owner_lock);

2273

ast_mutex_destroy(&p->record_lock);

2274

ast_mutex_destroy(&p->play_lock);

2275

ast_mutex_destroy(&p->play_dtmf_lock);

2276

p->readthread = 0;

2277

2278

vpb_close(p->handle);

2279

2280

iflist = iflist->next;

2281

2282

free(p);

2283

}

2284

iflist = NULL;

2285

} ast_mutex_unlock(&iflock);

2286

2287

ast_mutex_lock(&bridge_lock); {

2288

memset(bridges, 0, sizeof bridges);

2289

} ast_mutex_unlock(&bridge_lock);

2290

ast_mutex_destroy(&bridge_lock);

2291

for(int i = 0; i < max_bridges; i++ ) {

2292

ast_mutex_destroy(&bridges[i].lock);

2293

pthread_cond_destroy(&bridges[i].cond);

2294

}

2295

free(bridges);

2296

2297

return 0;

2298

}

2299

1279

2300

int usecount()

1280

2301

{

1281

2302

int res;

1295

2316

return ASTERISK_GPL_KEY;

1296

2317

}

1297

2318

2319

1298

2320

#if defined(__cplusplus) || defined(c_plusplus)

1299

2321

}

1300

2322

#endif

2323

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