options.c

   1 /*****************************************************************************\
   2 **                                                                           **
   3 ** PBX4Linux                                                                 **
   4 **                                                                           **
   5 **---------------------------------------------------------------------------**
   6 ** Copyright: Andreas Eversberg                                              **
   7 **                                                                           **
   8 ** reading options.conf and filling structure                                **
   9 **                                                                           **
  10 \*****************************************************************************/
  11
  12 #include <stdio.h>
  13 #include <string.h>
  14 #include <stdlib.h>
  15 #include "main.h"
  16
  17 struct options options = {
  18         "/usr/local/pbx/log",           /* log file */
  19         {0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
  20          0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
  21          0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
  22          0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
  23          0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
  24          0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
  25          0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,
  26          0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0},
  27         0x0000,                         /* debug mode */
  28         'a',                            /* a-law */
  29         "0",                            /* national prefix */
  30         "00",                           /* international prefix */
  31         "tones_american",               /* directory of tones */
  32         "",                             /* directories of tones to fetch */
  33         "extensions",                   /* directory of extensions */
  34         "",                             /* h323 endpoint name */
  35         0,                              /* h323 ringconnect */
  36         0,4, 0,2, 0, 0, 0, 0,4, 0,4, 0,64, /* h323 codecs to use */
  37         0,"",1720,                      /* allow incoming h323 calls */
  38         0,"",                           /* register with h323 gatekeeper */
  39         5060, 5,                        /* SIP port, maxqueue */
  40         0,                              /* dtmf detection on */
  41         "",                             /* dummy caller id */
  42         0,                              /* inband patterns on external calls */
  43         0,                              /* use tones by dsp.o */
  44         0,                              /* by default use priority 0 */
  45         "pbx@jolly.de"                  /* source mail adress */
  46 };
  47
  48 /* read options
  49  *
  50  * read options from options.conf
  51  */
  52 int read_options(void)
  53 {
  54         FILE *fp=NULL;
  55         char filename[128];
  56         char *p;
  57         char option[32];
  58         char param[256];
  59         unsigned int line,i;
  60         char buffer[256];
  61 #ifdef H323
  62         int codecpri = 0;
  63 #endif
  64
  65         SPRINT(filename, "%s/options.conf", INSTALL_DATA);
  66
  67         if (!(fp=fopen(filename,"r")))
  68         {
  69                 PERROR("Cannot open %s\n",filename);
  70                 return(-1);
  71         }
  72
  73         line=0;
  74         while((fgets(buffer,sizeof(buffer),fp)))
  75         {
  76                 line++;
  77                 buffer[sizeof(buffer)-1]=0;
  78                 if (buffer[0]) buffer[strlen(buffer)-1]=0;
  79                 p=buffer;
  80
  81                 while(*p <= 32) /* skip spaces */
  82                 {
  83                         if (*p == 0)
  84                                 break;
  85                         p++;
  86                 }
  87                 if (*p==0 || *p=='#') /* ignore comments and empty line */
  88                         continue;
  89
  90                 option[0]=0;
  91                 i=0; /* read option */
  92                 while(*p > 32)
  93                 {
  94                         if (i+1 >= sizeof(option))
  95                         {
  96                                 PERROR_RUNTIME("Error in %s (line %d): option too long.\n",filename,line);
  97                                 goto error;
  98                         }
  99                         option[i+1] = '\0';
 100                         option[i++] = *p++;
 101                 }
 102
 103                 while(*p <= 32) /* skip spaces */
 104                 {
 105                         if (*p == 0)
 106                                 break;
 107                         p++;
 108                 }
 109
 110                 param[0]=0;
 111                 if (*p!=0 && *p!='#') /* param */
 112                 {
 113                         i=0; /* read param */
 114                         while(*p > 31)
 115                         {
 116                                 if (i+1 >= sizeof(param))
 117                                 {
 118                                         PERROR_RUNTIME("Error in %s (line %d): param too long.\n",filename,line);
 119                                         goto error;
 120                                 }
 121                                 param[i+1] = '\0';
 122                                 param[i++] = *p++;
 123                         }
 124                 }
 125
 126                 /* at this point we have option and param */
 127
 128                 /* check option */
 129                 if (!strcmp(option,"nt_if") || !strcmp(option,"te_if"))
 130                 {
 131                         PERROR_RUNTIME("Error in %s (line %d): obsolete option %s. Use multiple 'port' options to define ports to use.\n",filename,line,option);
 132                         goto error;
 133                 } else
 134                 if (!strcmp(option,"debug"))
 135                 {
 136                         if (param[0]==0)
 137                         {
 138                                 PERROR_RUNTIME("Error in %s (line %d): parameter for option %s missing.\n",filename,line,option);
 139                                 goto error;
 140                         }
 141                         options.deb = strtol(param, NULL, 0);
 142
 143                         PDEBUG(DEBUG_CONFIG, "debugging: 0x%x\n", options.deb);
 144                 } else
 145                 if (!strcmp(option,"log"))
 146                 {
 147                         if (param[0]==0)
 148                         {
 149                                 PERROR_RUNTIME("Error in %s (line %d): parameter for option %s missing.\n",filename,line, option);
 150                                 goto error;
 151                         }
 152                         SCPY(options.log, param);
 153
 154                         PDEBUG(DEBUG_CONFIG, "log file: %s\n", options.log);
 155                 } else
 156                 if (!strcmp(option,"port"))
 157                 {
 158                         i = strtol(param, NULL, 0);
 159                         if (i < 1 || i > sizeof(options.ports))
 160                         {
 161                                 PERROR_RUNTIME("Error in %s (line %d): port number %s out of range.\n", filename, line, option);
 162                                 goto error;
 163                         }
 164                         options.ports[i] |= FLAG_PORT_USE;
 165
 166                         PDEBUG(DEBUG_CONFIG, "adding interface: %d (param=%s)\n", i, param);
 167                         if (strstr(param, "ptp"))
 168                         {
 169                                 options.ports[i] |= FLAG_PORT_PTP;
 170                                 PDEBUG(DEBUG_CONFIG, " -> interface shall be ptp\n");
 171                         }
 172                 } else
 173 #if 0
 174                 if (!strcmp(option,"ptp"))
 175                 {
 176                         options.ptp = 1;
 177
 178                         PDEBUG(DEBUG_CONFIG, "ptp layer-2 watch and keep established.\n");
 179                 } else
 180 #endif
 181                 if (!strcmp(option,"alaw"))
 182                 {
 183                         options.law = 'a';
 184
 185                         PDEBUG(DEBUG_CONFIG, "isdn audio type: alaw\n");
 186                 } else
 187                 if (!strcmp(option,"ulaw"))
 188                 {
 189                         options.law = 'u';
 190
 191                         PDEBUG(DEBUG_CONFIG, "isdn audio type: ulaw\n");
 192                 } else
 193                 if (!strcmp(option,"h323_name"))
 194                 {
 195 #ifdef H323
 196                         SCPY(options.h323_name, param);
 197
 198                         PDEBUG(DEBUG_CONFIG, "H323 endpoint name: '%s'\n", param);
 199 #endif
 200                 } else
 201                 if (!strcmp(option,"h323_ringconnect"))
 202                 {
 203 #ifdef H323
 204                         options.h323_ringconnect = 1;
 205
 206                         PDEBUG(DEBUG_CONFIG, "H323 ringconnect: enabled\n");
 207 #endif
 208                 } else
 209                 if (!strcmp(option,"h323_gsm"))
 210                 {
 211 #ifdef H323
 212                         codecpri ++;
 213                         options.h323_gsm_pri = codecpri;
 214                         options.h323_gsm_opt = atoi(param);
 215                         if (atoi(param)<1 && atoi(param)>7)
 216                         {
 217                                 PERROR_RUNTIME("Error in %s (line %d): parameter for option %s must be in range 1..7.\n",filename,line,option);
 218                                 goto error;
 219                         }
 220
 221                         PDEBUG(DEBUG_CONFIG, "H323 codec to use: GSM, MicrosoftGSM priority %d\n", codecpri);
 222 #endif
 223                 } else
 224                 if (!strcmp(option,"h323_g726"))
 225                 {
 226 #ifdef H323
 227                         codecpri ++;
 228                         options.h323_g726_pri = codecpri;
 229                         options.h323_g726_opt = atoi(param);
 230                         if (atoi(param)<2 && atoi(param)>5)
 231                         {
 232                                 PERROR_RUNTIME("Error in %s (line %d): parameter for option %s must be in range 2..5.\n",filename,line,option);
 233                                 goto error;
 234                         }
 235
 236                         PDEBUG(DEBUG_CONFIG, "H323 codec to use: G726 priority %d\n", codecpri);
 237 #endif
 238                 } else
 239                 if (!strcmp(option,"h323_g7231"))
 240                 {
 241 #ifdef H323
 242                         codecpri ++;
 243                         options.h323_g7231_pri = codecpri;
 244
 245                         PDEBUG(DEBUG_CONFIG, "H323 codec to use: G7231 priority %d\n", codecpri);
 246 #endif
 247                 } else
 248                 if (!strcmp(option,"h323_g729a"))
 249                 {
 250 #ifdef H323
 251                         codecpri ++;
 252                         options.h323_g729a_pri = codecpri;
 253
 254                         PDEBUG(DEBUG_CONFIG, "H323 codec to use: G729A priority %d\n", codecpri);
 255 #endif
 256                 } else
 257                 if (!strcmp(option,"h323_lpc10"))
 258                 {
 259 #ifdef H323
 260                         codecpri ++;
 261                         options.h323_lpc10_pri = codecpri;
 262
 263                         PDEBUG(DEBUG_CONFIG, "H323 codec to use: LPC-10 priority %d\n", codecpri);
 264 #endif
 265                 } else
 266                 if (!strcmp(option,"h323_speex"))
 267                 {
 268 #ifdef H323
 269                         codecpri ++;
 270                         options.h323_speex_pri = codecpri;
 271                         options.h323_speex_opt = atoi(param);
 272                         if (atoi(param)<2 && atoi(param)>6)
 273                         {
 274                                 PERROR_RUNTIME("Error in %s (line %d): parameter for option %s must be in range 2..6.\n",filename,line,option);
 275                                 goto error;
 276                         }
 277
 278                         PDEBUG(DEBUG_CONFIG, "H323 codec to use: Speex priority %d\n", codecpri);
 279 #endif
 280                 } else
 281                 if (!strcmp(option,"h323_xspeex"))
 282                 {
 283 #ifdef H323
 284                         codecpri ++;
 285                         options.h323_xspeex_pri = codecpri;
 286                         options.h323_xspeex_opt = atoi(param);
 287                         if (atoi(param)<2 && atoi(param)>6)
 288                         {
 289                                 PERROR_RUNTIME("Error in %s (line %d): parameter for option %s must be in range 2..6.\n",filename,line,option);
 290                                 goto error;
 291                         }
 292
 293                         PDEBUG(DEBUG_CONFIG, "H323 codec to use: XiphSpeex priority %d\n", codecpri);
 294 #endif
 295                 } else
 296                 if (!strcmp(option,"h323_law"))
 297                 {
 298 #ifdef H323
 299                         codecpri ++;
 300                         options.h323_law_pri = codecpri;
 301                         options.h323_law_opt = atoi(param);
 302                         if (atoi(param)<10 && atoi(param)>240)
 303                         {
 304                                 PERROR_RUNTIME("Error in %s (line %d): parameter for option %s must be in range 10..240.\n",filename,line,option);
 305                                 goto error;
 306                         }
 307
 308                         PDEBUG(DEBUG_CONFIG, "H323 codec to use: Alaw, muLaw priority %d\n", codecpri);
 309 #endif
 310                 } else
 311                 if (!strcmp(option,"h323_icall"))
 312                 {
 313 #ifdef H323
 314                         options.h323_icall = 1;
 315                         SCPY(options.h323_icall_prefix, param);
 316
 317                         PDEBUG(DEBUG_CONFIG, "process incoming H323 call with prefix '%s'\n", param);
 318 #endif
 319                 } else
 320                 if (!strcmp(option,"h323_port"))
 321                 {
 322 #ifdef H323
 323                         options.h323_port = atoi(param);
 324
 325                         PDEBUG(DEBUG_CONFIG, "use port for incoming H323 calls: %d\n", atoi(param));
 326 #endif
 327                 } else
 328                 if (!strcmp(option,"sip_port"))
 329                 {
 330 #ifdef SIP
 331                         options.sip_port = atoi(param);
 332
 333                         PDEBUG(DEBUG_CONFIG, "use port for incoming SIP calls: %d\n", atoi(param));
 334 #endif
 335                 } else
 336                 if (!strcmp(option,"sip_maxqueue"))
 337                 {
 338 #ifdef SIP
 339                         options.sip_maxqueue = atoi(param);
 340
 341                         PDEBUG(DEBUG_CONFIG, "number of simultanious incoming sockets for SIP calls: %d\n", atoi(param));
 342 #endif
 343                 } else
 344                 if (!strcmp(option,"h323_gatekeeper"))
 345                 {
 346 #ifdef H323
 347                         options.h323_gatekeeper = 1;
 348                         if (param[0])
 349                         {
 350                                 SCPY(options.h323_gatekeeper_host, param);
 351                         }
 352                         PDEBUG(DEBUG_CONFIG, "register with H323 gatekeeper (%s)\n", (param[0])?param:"automatically");
 353 #endif
 354                 } else
 355                 if (!strcmp(option,"tones_dir"))
 356                 {
 357                         if (param[0]==0)
 358                         {
 359                                 PERROR_RUNTIME("Error in %s (line %d): parameter for option %s missing.\n",filename,line,option);
 360                                 goto error;
 361                         }
 362                         if (param[strlen(param)-1] == '/')
 363                                 param[strlen(param)-1]=0;
 364                         SCPY(options.tones_dir, param);
 365
 366                         PDEBUG(DEBUG_CONFIG, "directory of tones: %s\n",param);
 367                 } else
 368                 if (!strcmp(option,"fetch_tones"))
 369                 {
 370                         if (param[0]==0)
 371                         {
 372                                 PERROR_RUNTIME("Error in %s (line %d): parameter for option %s missing.\n",filename,line,option);
 373                                 goto error;
 374                         }
 375                         if (param[strlen(param)-1] == '/')
 376                                 param[strlen(param)-1]=0;
 377                         SCPY(options.fetch_tones, param);
 378
 379                         PDEBUG(DEBUG_CONFIG, "directories of tones to fetch: %s\n",param);
 380                 } else
 381                 if (!strcmp(option,"extensions_dir"))
 382                 {
 383                         if (param[0]==0)
 384                         {
 385                                 PERROR_RUNTIME("Error in %s (line %d): parameter for option %s missing.\n",filename,line,option);
 386                                 goto error;
 387                         }
 388                         if (param[strlen(param)-1] == '/')
 389                                 param[strlen(param)-1]=0;
 390                         SCPY(options.extensions_dir, param);
 391
 392                         PDEBUG(DEBUG_CONFIG, "directory of extensions: %s\n",param);
 393                 } else
 394                 if (!strcmp(option,"national"))
 395                 {
 396                         SCPY(options.national, param);
 397
 398                         PDEBUG(DEBUG_CONFIG, "national dial prefix: %s\n", param);
 399                 } else
 400                 if (!strcmp(option,"international"))
 401                 {
 402                         SCPY(options.international, param);
 403
 404                         PDEBUG(DEBUG_CONFIG, "inernational dial prefix: %s\n", param);
 405                 } else
 406                 if (!strcmp(option,"nodtmf"))
 407                 {
 408                         options.nodtmf = 1;
 409
 410                         PDEBUG(DEBUG_CONFIG, "disable dtmf detection\n");
 411                 } else
 412                 if (!strcmp(option,"dummyid"))
 413                 {
 414                         SCPY(options.dummyid, param);
 415
 416                         PDEBUG(DEBUG_CONFIG, "dummy caller id\n", param);
 417                 } else
 418                 if (!strcmp(option,"inbandpattern"))
 419                 {
 420                         if (!strcasecmp(param, "yes"))
 421                                 options.inbandpattern = 1;
 422
 423                         PDEBUG(DEBUG_CONFIG, "inband pattern = %s\n", (options.inbandpattern)?"yes":"no");
 424                 } else
 425                 if (!strcmp(option,"dsptones"))
 426                 {
 427                         if (!strcasecmp(param, "american"))
 428                                 options.dsptones = DSP_AMERICAN;
 429                         else if (!strcasecmp(param, "german"))
 430                                 options.dsptones = DSP_GERMAN;
 431                         else if (!strcasecmp(param, "oldgerman"))
 432                                 options.dsptones = DSP_OLDGERMAN;
 433                         else if (!strcasecmp(param, "none"))
 434                                 options.dsptones = DSP_NONE;
 435                         else {
 436                                 PERROR_RUNTIME("Error in %s (line %d): parameter for option %s missing.\n",filename,line,option);
 437                                 goto error;
 438                         }
 439
 440                         PDEBUG(DEBUG_CONFIG, "dsp tones = %d\n", options.dsptones);
 441                 } else
 442                 if (!strcmp(option,"schedule"))
 443                 {
 444                         options.schedule = atoi(param);
 445                         if (options.schedule < 0)
 446                         {
 447                                 PERROR_RUNTIME("Error in %s (line %d): parameter for option %s must be at least '0'.\n", filename,line,option);
 448                                 goto error;
 449                         }
 450                         if (options.schedule > 99)
 451                         {
 452                                 PERROR_RUNTIME("Error in %s (line %d): parameter for option %s must be '99' or less.\n", filename,line,option);
 453                                 goto error;
 454                         }
 455
 456                         if (atoi(param))
 457                                 PDEBUG(DEBUG_CONFIG, "use real time scheduler priority: %d\n", atoi(param));
 458                         else
 459                                 PDEBUG(DEBUG_CONFIG, "don't use real time scheduler\n");
 460                 } else
 461                 if (!strcmp(option,"email"))
 462                 {
 463                         if (param[0]==0)
 464                         {
 465                                 PERROR_RUNTIME("Error in %s (line %d): parameter for option %s missing.\n", filename,line,option);
 466                                 goto error;
 467                         }
 468                         SCPY(options.email, param);
 469
 470                         PDEBUG(DEBUG_CONFIG, "source mail address of pbx: %s\n", param);
 471                 } else
 472                 {
 473                         PERROR_RUNTIME("Error in %s (line %d): wrong option keyword %s.\n", filename,line,option);
 474                         goto error;
 475                 }
 476         }
 477
 478 #if 0
 479         if (!options.dsptones)
 480         {
 481                 PERROR_RUNTIME("Error in %s (line %d): option 'dsptones' missing.\n", filename);
 482                 goto error;
 483         }
 484 #endif
 485         if (!options.tones_dir[0])
 486         {
 487                 PERROR_RUNTIME("Error in %s (line %d): option 'tones_dir' with parameter missing.\n", filename);
 488                 goto error;
 489         }
 490         if (fp) fclose(fp);
 491         return(1);
 492 error:
 493         if (fp) fclose(fp);
 494         return(0);
 495 }
 496
 497