usr.sbin/i4b/isdnd/rc_parse.y

   1 /*
   2  *   Copyright (c) 1997 Joerg Wunsch. All rights reserved.
   3  *
   4  *   Copyright (c) 1997, 2001 Hellmuth Michaelis. All rights reserved.
   5  *
   6  *   Redistribution and use in source and binary forms, with or without
   7  *   modification, are permitted provided that the following conditions
   8  *   are met:
   9  *
  10  *   1. Redistributions of source code must retain the above copyright
  11  *      notice, this list of conditions and the following disclaimer.
  12  *   2. Redistributions in binary form must reproduce the above copyright
  13  *      notice, this list of conditions and the following disclaimer in the
  14  *      documentation and/or other materials provided with the distribution.
  15  *
  16  *   THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  17  *   ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  18  *   IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  19  *   ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  20  *   FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  21  *   DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  22  *   OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  23  *   HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  24  *   LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  25  *   OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  26  *   SUCH DAMAGE.
  27  *
  28  *---------------------------------------------------------------------------
  29  *
  30  *      i4b daemon - runtime configuration parser
  31  *      -----------------------------------------
  32  *
  33  * $FreeBSD: src/usr.sbin/i4b/isdnd/rc_parse.y,v 1.6.2.2 2001/08/10 23:17:32 obrien Exp $
  34  * $DragonFly: src/usr.sbin/i4b/isdnd/rc_parse.y,v 1.2 2003/06/17 04:29:54 dillon Exp $
  35  *
  36  *      last edit-date: [Fri Jul 20 19:14:23 2001]
  37  *
  38  *---------------------------------------------------------------------------*/
  39
  40 %{
  41
  42 /* #define YYDEBUG 1 */
  43
  44 #include <stdio.h>
  45 #include <stdlib.h>
  46 #include <ctype.h>
  47
  48 #include "monitor.h"    /* monitor access rights bit definitions */
  49 #include "isdnd.h"
  50
  51 #ifndef FALSE
  52 # define FALSE 0
  53 #endif
  54
  55 #ifndef TRUE
  56 # define TRUE 1
  57 #endif
  58
  59 extern void     cfg_setval(int keyword);
  60 extern void     cfg_set_controller_default();
  61 extern void     reset_scanner(FILE *infile);
  62 extern void     yyerror(const char *msg);
  63 extern int      yylex();
  64
  65 extern int      lineno;
  66 extern char     *yytext;
  67 extern int      nentries;
  68
  69 int             saw_system = 0;
  70 int             entrycount = -1;
  71 int             controllercount = -1;
  72
  73 %}
  74
  75 %token          ACCTALL
  76 %token          ACCTFILE
  77 %token          ALERT
  78 %token          ALIASFNAME
  79 %token          ALIASING
  80 %token          ANSWERPROG
  81 %token          B1PROTOCOL
  82 %token          BEEPCONNECT
  83 %token          BUDGETCALLOUTPERIOD
  84 %token          BUDGETCALLOUTNCALLS
  85 %token          BUDGETCALLOUTSFILE
  86 %token          BUDGETCALLOUTSFILEROTATE
  87 %token          BUDGETCALLBACKPERIOD
  88 %token          BUDGETCALLBACKNCALLS
  89 %token          BUDGETCALLBACKSFILE
  90 %token          BUDGETCALLBACKSFILEROTATE
  91 %token          CALLBACKWAIT
  92 %token          CALLEDBACKWAIT
  93 %token          CALLIN
  94 %token          CALLOUT
  95 %token          CHANNELSTATE
  96 %token          CLONE
  97 %token          CONNECTPROG
  98 %token          CONTROLLER
  99 %token          DIALOUTTYPE
 100 %token          DIALRANDINCR
 101 %token          DIALRETRIES
 102 %token          DIRECTION
 103 %token          DISCONNECTPROG
 104 %token          DOWNTIME
 105 %token          DOWNTRIES
 106 %token          EARLYHANGUP
 107 %token          ENTRY
 108 %token          EXTCALLATTR
 109 %token          FIRMWARE
 110 %token          FULLCMD
 111 %token          HOLIDAYFILE
 112 %token          IDLETIME_IN
 113 %token          IDLETIME_OUT
 114 %token          IDLE_ALG_OUT
 115 %token          ISDNCHANNEL
 116 %token          ISDNCONTROLLER
 117 %token          ISDNTIME
 118 %token          ISDNTXDELIN
 119 %token          ISDNTXDELOUT
 120 %token          LOCAL_PHONE_DIALOUT
 121 %token          LOCAL_PHONE_INCOMING
 122 %token          LOGEVENTS
 123 %token          MAILER
 124 %token          MAILTO
 125 %token          MAXCONNECTTIME
 126 %token          MONITOR
 127 %token          MONITORACCESS
 128 %token          MONITORPORT
 129 %token          MONITORSW
 130 %token          NAME
 131 %token          NO
 132 %token          OFF
 133 %token          ON
 134 %token          PPP_AUTH_RECHALLENGE
 135 %token          PPP_AUTH_PARANOID
 136 %token          PPP_EXPECT_AUTH
 137 %token          PPP_EXPECT_NAME
 138 %token          PPP_EXPECT_PASSWORD
 139 %token          PPP_SEND_AUTH
 140 %token          PPP_SEND_NAME
 141 %token          PPP_SEND_PASSWORD
 142 %token          PROTOCOL
 143 %token          RATESFILE
 144 %token          RATETYPE
 145 %token          REACTION
 146 %token          RECOVERYTIME
 147 %token          REGEXPR
 148 %token          REGPROG
 149 %token          REMOTE_NUMBERS_HANDLING
 150 %token          REMOTE_PHONE_DIALOUT
 151 %token          REMOTE_PHONE_INCOMING
 152 %token          RESTRICTEDCMD
 153 %token          ROTATESUFFIX
 154 %token          RTPRIO
 155 %token          SYSTEM
 156 %token          TINAINITPROG
 157 %token          UNITLENGTH
 158 %token          UNITLENGTHSRC
 159 %token          USEACCTFILE
 160 %token          USEDOWN
 161 %token          USRDEVICENAME
 162 %token          USRDEVICEUNIT
 163 %token          VALID
 164 %token          YES
 165
 166
 167 %token  <str>   NUMBERSTR
 168
 169 %token  <str>   STRING
 170
 171 %type   <booln> boolean
 172
 173 %type   <num>   sysfilekeyword sysnumkeyword sysstrkeyword sysboolkeyword
 174 %type   <num>   filekeyword numkeyword strkeyword boolkeyword monrights monright
 175 %type   <num>   cstrkeyword cfilekeyword
 176 %type   <str>   filename
 177
 178 %union {
 179         int     booln;
 180         int     num;
 181         char    *str;
 182 }
 183
 184 %%
 185
 186 config:         sections
 187                 ;
 188
 189 sections:       possible_nullentries
 190                 syssect
 191                 optcontrollersects
 192                 entrysects
 193                 ;
 194
 195 possible_nullentries:
 196                 /* lambda */
 197                 | possible_nullentries error '\n'
 198                 | possible_nullentries nullentry
 199                 ;
 200
 201 nullentry:      '\n'
 202                 ;
 203
 204 entrysects:     entrysect
 205                 | entrysects entrysect
 206                 ;
 207
 208 optcontrollersects:
 209                 controllersects
 210                 |
 211                         {
 212                                 cfg_set_controller_default();
 213                         }
 214                 ;
 215
 216 controllersects:  controllersect
 217                 | controllersects controllersect
 218                 ;
 219
 220 /* ============== */
 221 /* system section */
 222 /* ============== */
 223
 224 syssect:        SYSTEM sysentries
 225                 ;
 226
 227 sysentries:     sysentry
 228                         {
 229                                 saw_system = 1;
 230                                 monitor_clear_rights();
 231                         }
 232                 | sysentries sysentry
 233                 ;
 234
 235 sysentry:       sysfileentry
 236                 | sysboolentry
 237                 | sysnumentry
 238                 | sysstrentry
 239                 | sysmonitorstart
 240                 | sysmonitorrights
 241                 | nullentry
 242                 | error '\n'
 243                 ;
 244
 245
 246 sysmonitorstart:
 247                 MONITOR '=' STRING '\n'
 248                         {
 249                             char *err = NULL;
 250                             switch (monitor_start_rights($3)) {
 251                                 case I4BMAR_OK:
 252                                         break;
 253                                 case I4BMAR_LENGTH:
 254                                         err = "local socket name too long: %s";
 255                                         break;
 256                                 case I4BMAR_DUP:
 257                                         err = "duplicate entry: %s";
 258                                         break;
 259                                 case I4BMAR_CIDR:
 260                                         err = "invalid CIDR specification: %s";
 261                                         break;
 262                                 case I4BMAR_NOIP:
 263                                         err = "could not resolve host or net specification: %s";
 264                                         break;
 265                             }
 266                             if (err) {
 267                                 char msg[1024];
 268                                 snprintf(msg, sizeof msg, err, $3);
 269                                 yyerror(msg);
 270                             }
 271                         }
 272                 ;
 273
 274 sysmonitorrights:
 275                 MONITORACCESS '=' monrights '\n'
 276                         { monitor_add_rights($3); }
 277                 ;
 278
 279 monrights:      monrights ',' monright  { $$ = $1 | $3; }
 280                 | monright              { $$ = $1; }
 281                 ;
 282
 283 monright:       FULLCMD                 { $$ = I4B_CA_COMMAND_FULL; }
 284                 | RESTRICTEDCMD         { $$ = I4B_CA_COMMAND_RESTRICTED; }
 285                 | CHANNELSTATE          { $$ = I4B_CA_EVNT_CHANSTATE; }
 286                 | CALLIN                { $$ = I4B_CA_EVNT_CALLIN; }
 287                 | CALLOUT               { $$ = I4B_CA_EVNT_CALLOUT; }
 288                 | LOGEVENTS             { $$ = I4B_CA_EVNT_I4B; }
 289                 ;
 290
 291 sysfileentry:   sysfilekeyword '=' filename '\n'
 292                         {
 293                         cfg_setval($1);
 294                         }
 295                 ;
 296
 297 sysboolentry:   sysboolkeyword '=' boolean '\n'
 298                         {
 299                         yylval.booln = $3;
 300                         cfg_setval($1);
 301                         }
 302                 ;
 303
 304 sysnumentry:    sysnumkeyword '=' NUMBERSTR '\n'
 305                         {
 306                         yylval.num = atoi($3);
 307                         cfg_setval($1);
 308                         }
 309                 ;
 310
 311 sysstrentry:      sysstrkeyword '=' STRING '\n'
 312                         {
 313                         cfg_setval($1);
 314                         }
 315                 | sysstrkeyword '=' NUMBERSTR '\n'
 316                         {
 317                         cfg_setval($1);
 318                         }
 319                 ;
 320
 321 filename:       STRING          {
 322                                         if ($1[0] != '/')
 323                                         {
 324                                                 yyerror("filename doesn't start with a slash");
 325                                                 YYERROR;
 326                                         }
 327                                         $$ = $1;
 328                                 }
 329                 ;
 330
 331 boolean:          NO                    { $$ = FALSE; }
 332                 | OFF                   { $$ = FALSE; }
 333                 | ON                    { $$ = TRUE; }
 334                 | YES                   { $$ = TRUE; }
 335                 ;
 336
 337 sysfilekeyword:   RATESFILE             { $$ = RATESFILE; }
 338                 | ACCTFILE              { $$ = ACCTFILE; }
 339                 | ALIASFNAME            { $$ = ALIASFNAME; }
 340                 | HOLIDAYFILE           { $$ = HOLIDAYFILE; }
 341                 | TINAINITPROG          { $$ = TINAINITPROG; }
 342                 ;
 343
 344 sysboolkeyword:   USEACCTFILE           { $$ = USEACCTFILE; }
 345                 | ALIASING              { $$ = ALIASING; }
 346                 | ACCTALL               { $$ = ACCTALL; }
 347                 | BEEPCONNECT           { $$ = BEEPCONNECT; }
 348                 | EXTCALLATTR           { $$ = EXTCALLATTR; }
 349                 | ISDNTIME              { $$ = ISDNTIME; }
 350                 | MONITORSW             { $$ = MONITORSW; }
 351                 ;
 352
 353 sysnumkeyword:    MONITORPORT           { $$ = MONITORPORT; }
 354                 | RTPRIO                { $$ = RTPRIO; }
 355                 ;
 356
 357 sysstrkeyword:    MAILER                { $$ = MAILER; }
 358                 | MAILTO                { $$ = MAILTO; }
 359                 | ROTATESUFFIX          { $$ = ROTATESUFFIX; }
 360                 | REGEXPR               { $$ = REGEXPR; }
 361                 | REGPROG               { $$ = REGPROG; }
 362                 ;
 363
 364 /* ============= */
 365 /* entry section */
 366 /* ============= */
 367
 368 entrysect:      ENTRY
 369                         {
 370                                 entrycount++;
 371                                 nentries++;
 372                         }
 373                 entries
 374                 ;
 375
 376 entries:        entry
 377                 | entries entry
 378                 ;
 379
 380 entry:          fileentry
 381                 | strentry
 382                 | numentry
 383                 | boolentry
 384                 | nullentry
 385                 | error '\n'
 386                 ;
 387
 388 fileentry:      filekeyword '=' filename '\n'
 389                         {
 390                         cfg_setval($1);
 391                         }
 392                 ;
 393
 394
 395 strentry:       strkeyword '=' STRING '\n'
 396                         {
 397                         cfg_setval($1);
 398                         }
 399                 | strkeyword '=' NUMBERSTR '\n'
 400                         {
 401                         cfg_setval($1);
 402                         }
 403                 ;
 404
 405 boolentry:      boolkeyword '=' boolean '\n'
 406                         {
 407                         yylval.booln = $3;
 408                         cfg_setval($1);
 409                         }
 410                 ;
 411
 412 numentry:       numkeyword '=' NUMBERSTR '\n'
 413                         {
 414                         yylval.num = atoi($3);
 415                         cfg_setval($1);
 416                         }
 417                 ;
 418
 419 filekeyword:      BUDGETCALLBACKSFILE   { $$ = BUDGETCALLBACKSFILE; }
 420                 | BUDGETCALLOUTSFILE    { $$ = BUDGETCALLOUTSFILE; }
 421                 ;
 422
 423 strkeyword:       ANSWERPROG            { $$ = ANSWERPROG; }
 424                 | B1PROTOCOL            { $$ = B1PROTOCOL; }
 425                 | CONNECTPROG           { $$ = CONNECTPROG; }
 426                 | DIALOUTTYPE           { $$ = DIALOUTTYPE; }
 427                 | DIRECTION             { $$ = DIRECTION; }
 428                 | DISCONNECTPROG        { $$ = DISCONNECTPROG; }
 429                 | IDLE_ALG_OUT          { $$ = IDLE_ALG_OUT; }
 430                 | LOCAL_PHONE_INCOMING  { $$ = LOCAL_PHONE_INCOMING; }
 431                 | LOCAL_PHONE_DIALOUT   { $$ = LOCAL_PHONE_DIALOUT; }
 432                 | NAME                  { $$ = NAME; }
 433                 | PPP_EXPECT_AUTH       { $$ = PPP_EXPECT_AUTH; }
 434                 | PPP_EXPECT_NAME       { $$ = PPP_EXPECT_NAME; }
 435                 | PPP_EXPECT_PASSWORD   { $$ = PPP_EXPECT_PASSWORD; }
 436                 | PPP_SEND_AUTH         { $$ = PPP_SEND_AUTH; }
 437                 | PPP_SEND_NAME         { $$ = PPP_SEND_NAME; }
 438                 | PPP_SEND_PASSWORD     { $$ = PPP_SEND_PASSWORD; }
 439                 | REACTION              { $$ = REACTION; }
 440                 | REMOTE_NUMBERS_HANDLING { $$ = REMOTE_NUMBERS_HANDLING; }
 441                 | REMOTE_PHONE_INCOMING { $$ = REMOTE_PHONE_INCOMING; }
 442                 | REMOTE_PHONE_DIALOUT  { $$ = REMOTE_PHONE_DIALOUT; }
 443                 | UNITLENGTHSRC         { $$ = UNITLENGTHSRC; }
 444                 | USRDEVICENAME         { $$ = USRDEVICENAME; }
 445                 | VALID                 { $$ = VALID; }
 446                 | CLONE                 { $$ = CLONE; }
 447                 ;
 448
 449 numkeyword:       ALERT                 { $$ = ALERT; }
 450                 | BUDGETCALLBACKPERIOD  { $$ = BUDGETCALLBACKPERIOD; }
 451                 | BUDGETCALLBACKNCALLS  { $$ = BUDGETCALLBACKNCALLS; }
 452                 | BUDGETCALLOUTPERIOD   { $$ = BUDGETCALLOUTPERIOD; }
 453                 | BUDGETCALLOUTNCALLS   { $$ = BUDGETCALLOUTNCALLS; }
 454                 | CALLBACKWAIT          { $$ = CALLBACKWAIT; }
 455                 | CALLEDBACKWAIT        { $$ = CALLEDBACKWAIT; }
 456                 | DIALRETRIES           { $$ = DIALRETRIES; }
 457                 | EARLYHANGUP           { $$ = EARLYHANGUP; }
 458                 | IDLETIME_IN           { $$ = IDLETIME_IN; }
 459                 | IDLETIME_OUT          { $$ = IDLETIME_OUT; }
 460                 | ISDNCONTROLLER        { $$ = ISDNCONTROLLER; }
 461                 | ISDNCHANNEL           { $$ = ISDNCHANNEL; }
 462                 | ISDNTXDELIN           { $$ = ISDNTXDELIN; }
 463                 | ISDNTXDELOUT          { $$ = ISDNTXDELOUT; }
 464                 | RATETYPE              { $$ = RATETYPE; }
 465                 | RECOVERYTIME          { $$ = RECOVERYTIME; }
 466                 | UNITLENGTH            { $$ = UNITLENGTH; }
 467                 | USRDEVICEUNIT         { $$ = USRDEVICEUNIT; }
 468                 | DOWNTIME              { $$ = DOWNTIME; }
 469                 | DOWNTRIES             { $$ = DOWNTRIES; }
 470                 | MAXCONNECTTIME        { $$ = MAXCONNECTTIME; }
 471                 ;
 472
 473 boolkeyword:      BUDGETCALLBACKSFILEROTATE { $$ = BUDGETCALLBACKSFILEROTATE; }
 474                 | BUDGETCALLOUTSFILEROTATE  { $$ = BUDGETCALLOUTSFILEROTATE; }
 475                 | DIALRANDINCR          { $$ = DIALRANDINCR; }
 476                 | PPP_AUTH_RECHALLENGE  { $$ = PPP_AUTH_RECHALLENGE; }
 477                 | PPP_AUTH_PARANOID     { $$ = PPP_AUTH_PARANOID; }
 478                 | USEDOWN               { $$ = USEDOWN; }
 479                 ;
 480
 481 /* ================== */
 482 /* controller section */
 483 /* ================== */
 484
 485 controllersect: CONTROLLER
 486                 {
 487                         controllercount++;
 488                 }
 489                 controllers
 490                 ;
 491
 492 controllers:    controller
 493                 | controllers controller
 494                 ;
 495
 496 controller:     strcontroller
 497                 | nullentry
 498                 | error '\n'
 499                 ;
 500
 501 strcontroller:  cstrkeyword '=' STRING '\n'
 502                         {
 503                         cfg_setval($1);
 504                         }
 505                 | cstrkeyword '=' NUMBERSTR '\n'
 506                         {
 507                         cfg_setval($1);
 508                         }
 509                 | cfilekeyword '=' filename '\n'
 510                         {
 511                         cfg_setval($1);
 512                         }
 513                 ;
 514
 515 cstrkeyword:      PROTOCOL              { $$ = PROTOCOL; }
 516                 ;
 517
 518 cfilekeyword:     FIRMWARE              { $$ = FIRMWARE; }
 519                 ;
 520
 521
 522 %%