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