admin_server.c

   1 /*****************************************************************************\
   2 **                                                                           **
   3 ** PBX4Linux                                                                 **
   4 **                                                                           **
   5 **---------------------------------------------------------------------------**
   6 ** Copyright: Andreas Eversberg                                              **
   7 **                                                                           **
   8 ** Socket link                                                               **
   9 **                                                                           **
  10 \*****************************************************************************/
  11
  12 #include <stdio.h>
  13 //#include <stdlib.h>
  14 //#include <string.h>
  15 #include <sys/types.h>
  16 //#include <sys/stat.h>
  17 //#include <unistd.h>
  18 //#include <signal.h>
  19 //#include <stdarg.h>
  20 //#include <fcntl.h>
  21 #include <sys/ioctl.h>
  22 //#include <sys/file.h>
  23 //#include <errno.h>
  24 //#include <sys/mman.h>
  25 //#include <sys/resource.h>
  26 #include <sys/socket.h>
  27 #include <sys/un.h>
  28 #include <curses.h>
  29 #include "main.h"
  30
  31
  32 char *socket_name = SOCKET_NAME;
  33 int sock = -1;
  34 struct sockaddr_un sock_address;
  35
  36 struct admin_list *admin_list = NULL;
  37
  38 /*
  39  * initialize admin socket
  40  */
  41 int admin_init(void)
  42 {
  43         unsigned long on = 1;
  44
  45         /* open and bind socket */
  46         if ((sock = socket(PF_UNIX, SOCK_STREAM, 0)) < 0)
  47         {
  48                 PERROR("Failed to create admin socket. (errno=%d)\n", errno);
  49                 return(-1);
  50         }
  51         fhuse++;
  52         memset(&sock_address, 0, sizeof(sock_address));
  53         sock_address.sun_family = AF_UNIX;
  54         UCPY(sock_address.sun_path, socket_name);
  55         unlink(socket_name);
  56         if (bind(sock, (struct sockaddr *)(&sock_address), SUN_LEN(&sock_address)) < 0)
  57         {
  58                 close(sock);
  59                 unlink(socket_name);
  60                 fhuse--;
  61                 sock = -1;
  62                 PERROR("Failed to bind admin socket to \"%s\". (errno=%d)\n", sock_address.sun_path, errno);
  63                 return(-1);
  64         }
  65         if (listen(sock, 5) < 0)
  66         {
  67                 close(sock);
  68                 unlink(socket_name);
  69                 fhuse--;
  70                 sock = -1;
  71                 PERROR("Failed to listen to socket \"%s\". (errno=%d)\n", sock_address.sun_path, errno);
  72                 return(-1);
  73         }
  74         if (ioctl(sock, FIONBIO, (unsigned char *)(&on)) < 0)
  75         {
  76                 close(sock);
  77                 unlink(socket_name);
  78                 fhuse--;
  79                 sock = -1;
  80                 PERROR("Failed to set socket \"%s\" into non-blocking mode. (errno=%d)\n", sock_address.sun_path, errno);
  81                 return(-1);
  82         }
  83         return(0);
  84 }
  85
  86
  87 /*
  88  * free connection
  89  * also releases all asterisk joins
  90  */
  91 void free_connection(struct admin_list *admin)
  92 {
  93         struct admin_queue *response;
  94         void *temp;
  95         union parameter param;
  96         class Call *call, *callnext;
  97
  98         /* free asterisk joins */
  99         if (admin->asterisk)
 100         {
 101                 call = call_first;
 102                 while(call)
 103                 {
 104                         callnext = call->next;
 105                         if (call->c_type == CALL_TYPE_ASTERISK)
 106                         {
 107                                 memset(&param, 0, sizeof(param));
 108                                 param.disconnectinfo.cause = CAUSE_OUTOFORDER;
 109                                 param.disconnectinfo.location = LOCATION_PRIVATE_LOCAL;
 110                                 ((class CallAsterisk *)call)->message_asterisk(0, MESSAGE_RELEASE, &param);
 111                                 /* call is now destroyed, so we go to next call */
 112                         }
 113                         call = callnext;
 114                 }
 115         }
 116
 117         if (admin->sock >= 0)
 118         {
 119                 close(admin->sock);
 120                 fhuse--;
 121         }
 122 //      printf("new\n", response);
 123         response = admin->response;
 124         while (response)
 125         {
 126 //#warning
 127 //      printf("%x\n", response);
 128                 temp = response->next;
 129                 FREE(response, 0);
 130                 memuse--;
 131                 response = (struct admin_queue *)temp;
 132         }
 133 //      printf("new2\n", response);
 134         FREE(admin, 0);
 135 //      printf("new3\n", response);
 136         memuse--;
 137 }
 138
 139
 140 /*
 141  * cleanup admin socket
 142  */
 143 void admin_cleanup(void)
 144 {
 145         struct admin_list *admin, *next;;
 146
 147         admin = admin_list;
 148         while(admin)
 149         {
 150 //printf("clean\n");
 151                 next = admin->next;
 152                 free_connection(admin);
 153                 admin = next;
 154         }
 155
 156         if (sock >= 0)
 157         {
 158                 close(sock);
 159                 fhuse--;
 160         }
 161 }
 162
 163
 164 /*
 165  * do interface reload
 166  */
 167 int admin_interface(struct admin_queue **responsep)
 168 {
 169         struct admin_queue      *response;      /* response pointer */
 170         char                    *err_txt = "";
 171         int                     err = 0;
 172
 173         if (read_interfaces())
 174         {
 175                 relink_interfaces();
 176                 free_interfaces(interface_first);
 177                 interface_first = interface_newlist;
 178                 interface_newlist = NULL;
 179         } else
 180         {
 181                 err_txt = interface_error;
 182                 err = -1;
 183         }
 184         /* create state response */
 185         response = (struct admin_queue *)MALLOC(sizeof(struct admin_queue)+sizeof(admin_message));
 186         memuse++;
 187         response->num = 1;
 188         /* message */
 189         response->am[0].message = ADMIN_RESPONSE_CMD_INTERFACE;
 190         /* error */
 191         response->am[0].u.x.error = err;
 192         /* message */
 193         SCPY(response->am[0].u.x.message, err_txt);
 194         /* attach to response chain */
 195         *responsep = response;
 196         responsep = &response->next;
 197
 198         return(0);
 199 }
 200
 201
 202 /*
 203  * do route reload
 204  */
 205 int admin_route(struct admin_queue **responsep)
 206 {
 207         struct route_ruleset    *ruleset_new;
 208         struct admin_queue      *response;      /* response pointer */
 209         char                    err_txt[256] = "";
 210         int                     err = 0;
 211 #if 0
 212         int                     n;
 213 #endif
 214         class EndpointAppPBX    *apppbx;
 215
 216 #if 0
 217         n = 0;
 218         apppbx = apppbx_first;
 219         while(apppbx)
 220         {
 221                 n++;
 222                 apppbx = apppbx->next;
 223         }
 224         if (apppbx_first)
 225         {
 226                 SPRINT(err_txt, "Cannot reload routing, because %d endpoints active\n", n);
 227                 err = -1;
 228                 goto response;
 229         }
 230 #endif
 231         if (!(ruleset_new = ruleset_parse()))
 232         {
 233                 SPRINT(err_txt, ruleset_error);
 234                 err = -1;
 235                 goto response;
 236         }
 237         ruleset_free(ruleset_first);
 238         ruleset_first = ruleset_new;
 239         ruleset_main = getrulesetbyname("main");
 240         if (!ruleset_main)
 241         {
 242                 SPRINT(err_txt, "Ruleset reloaded, but rule 'main' not found.\n");
 243                 err = -1;
 244         }
 245         apppbx = apppbx_first;
 246         while(apppbx)
 247         {
 248                 if (apppbx->e_action)
 249                 {
 250                         switch(apppbx->e_action->index)
 251                         {
 252                                 case ACTION_INTERNAL:
 253                                 apppbx->e_action = &action_internal;
 254                                 break;
 255                                 case ACTION_EXTERNAL:
 256                                 apppbx->e_action = &action_external;
 257                                 break;
 258                                 case ACTION_CHAN:
 259                                 apppbx->e_action = &action_chan;
 260                                 break;
 261                                 case ACTION_VBOX_RECORD:
 262                                 apppbx->e_action = &action_vbox;
 263                                 break;
 264                                 case ACTION_PARTYLINE:
 265                                 apppbx->e_action = &action_partyline;
 266                                 break;
 267                                 default:
 268                                 goto release;
 269                         }
 270                 } else if (apppbx->e_state != EPOINT_STATE_CONNECT)
 271                 {
 272                         release:
 273                         apppbx->e_callback = 0;
 274                         apppbx->e_action = NULL;
 275                         apppbx->release(RELEASE_ALL, LOCATION_PRIVATE_LOCAL, CAUSE_NORMAL, LOCATION_PRIVATE_LOCAL, CAUSE_NORMAL);
 276                         start_trace(0,
 277                                 NULL,
 278                                 numberrize_callerinfo(apppbx->e_callerinfo.id, apppbx->e_callerinfo.ntype),
 279                                 apppbx->e_dialinginfo.id,
 280                                 DIRECTION_NONE,
 281                                 CATEGORY_EP,
 282                                 apppbx->ea_endpoint->ep_serial,
 283                                 "KICK (reload routing)");
 284                         end_trace();
 285                 }
 286
 287                 apppbx->e_action_timeout = NULL;
 288                 apppbx->e_rule = NULL;
 289                 apppbx->e_ruleset = NULL;
 290
 291                 apppbx = apppbx->next;
 292         }
 293
 294         response:
 295         /* create state response */
 296         response = (struct admin_queue *)MALLOC(sizeof(struct admin_queue)+sizeof(admin_message));
 297         memuse++;
 298         response->num = 1;
 299         /* message */
 300         response->am[0].message = ADMIN_RESPONSE_CMD_ROUTE;
 301         /* error */
 302         response->am[0].u.x.error = err;
 303         /* message */
 304         SCPY(response->am[0].u.x.message, err_txt);
 305         /* attach to response chain */
 306         *responsep = response;
 307         responsep = &response->next;
 308
 309         return(0);
 310 }
 311
 312
 313 /*
 314  * do dialing
 315  */
 316 int admin_dial(struct admin_queue **responsep, char *message)
 317 {
 318         struct extension        ext;            /* temporary extension's settings */
 319         struct admin_queue      *response;      /* response pointer */
 320         char                    *p;             /* pointer to dialing digits */
 321
 322         /* create state response */
 323         response = (struct admin_queue *)MALLOC(sizeof(struct admin_queue)+sizeof(admin_message));
 324         memuse++;
 325         response->num = 1;
 326         /* message */
 327         response->am[0].message = ADMIN_RESPONSE_CMD_DIAL;
 328
 329         /* process request */
 330         if (!(p = strchr(message,':')))
 331         {
 332                 response->am[0].u.x.error = -EINVAL;
 333                 SPRINT(response->am[0].u.x.message, "no seperator ':' in message to seperate number from extension");
 334                 goto out;
 335         }
 336         *p++ = 0;
 337
 338         /* modify extension */
 339         if (!read_extension(&ext, message))
 340         {
 341                 response->am[0].u.x.error = -EINVAL;
 342                 SPRINT(response->am[0].u.x.message, "extension doesn't exist");
 343                 goto out;
 344         }
 345         SCPY(ext.next, p);
 346         write_extension(&ext, message);
 347
 348         out:
 349         /* attach to response chain */
 350         *responsep = response;
 351         responsep = &response->next;
 352         return(0);
 353 }
 354
 355
 356 /*
 357  * do tracing
 358  */
 359 int admin_trace(struct admin_list *admin, struct admin_trace_req *trace)
 360 {
 361         memcpy(&admin->trace, trace, sizeof(struct admin_trace_req));
 362         return(0);
 363 }
 364
 365
 366 /*
 367  * do blocking
 368  *
 369  * 0 = make port available
 370  * 1 = make port administratively blocked
 371  * 2 = unload port
 372  * the result is returned:
 373  * 0 = port is now available
 374  * 1 = port is now blocked
 375  * 2 = port cannot be loaded or has been unloaded
 376  * -1 = port doesn't exist
 377  */
 378 int admin_block(struct admin_queue **responsep, int portnum, int block)
 379 {
 380         struct admin_queue      *response;      /* response pointer */
 381         struct interface        *interface;
 382         struct interface_port   *ifport;
 383
 384         /* create block response */
 385         response = (struct admin_queue *)MALLOC(sizeof(struct admin_queue)+sizeof(admin_message));
 386         memuse++;
 387         response->num = 1;
 388         /* message */
 389         response->am[0].message = ADMIN_RESPONSE_CMD_BLOCK;
 390         response->am[0].u.x.portnum = portnum;
 391
 392         /* search for port */
 393         interface = interface_first;
 394         while(interface)
 395         {
 396                 ifport = interface->ifport;
 397                 while(ifport)
 398                 {
 399                         if (ifport->portnum == portnum)
 400                                 break;
 401                         ifport = ifport->next;
 402                 }
 403                 if (ifport)
 404                         break;
 405                 interface = interface->next;
 406         }
 407         /* not found, we return -1 */
 408         if (!ifport)
 409         {
 410                 response->am[0].u.x.block = -1;
 411                 response->am[0].u.x.error = 1;
 412                 SPRINT(response->am[0].u.x.message, "Port %d does not exist.", portnum);
 413                 goto out;
 414         }
 415
 416         /* no interface */
 417         if (!ifport->mISDNport)
 418         {
 419                 /* not loaded anyway */
 420                 if (block >= 2)
 421                 {
 422                         response->am[0].u.x.block = 2;
 423                         goto out;
 424                 }
 425
 426                 /* try loading interface */
 427                 ifport->block = block;
 428                 load_port(ifport);
 429
 430                 /* port cannot load */
 431                 if (ifport->block >= 2)
 432                 {
 433                         response->am[0].u.x.block = 2;
 434                         response->am[0].u.x.error = 1;
 435                         SPRINT(response->am[0].u.x.message, "Port %d will not load.", portnum);
 436                         goto out;
 437                 }
 438
 439                 /* port loaded */
 440                 response->am[0].u.x.block = ifport->block;
 441                 goto out;
 442         }
 443
 444         /* if we shall unload interface */
 445         if (block >= 2)
 446         {
 447                 mISDNport_close(ifport->mISDNport);
 448                 ifport->mISDNport = 0;
 449                 ifport->block = 2;
 450                 goto out;
 451         }
 452
 453         /* port new blocking state */
 454         ifport->block = response->am[0].u.x.block = block;
 455
 456         out:
 457         /* attach to response chain */
 458         *responsep = response;
 459         responsep = &response->next;
 460         return(0);
 461 }
 462
 463
 464 /*
 465  * do release
 466  */
 467 int admin_release(struct admin_queue **responsep, char *message)
 468 {
 469         unsigned long           id;
 470         struct admin_queue      *response;      /* response pointer */
 471         class EndpointAppPBX    *apppbx;
 472
 473         /* create state response */
 474         response = (struct admin_queue *)MALLOC(sizeof(struct admin_queue)+sizeof(admin_message));
 475         memuse++;
 476         response->num = 1;
 477         /* message */
 478         response->am[0].message = ADMIN_RESPONSE_CMD_RELEASE;
 479
 480         id = atoi(message);
 481         apppbx = apppbx_first;
 482         while(apppbx)
 483         {
 484                 if (apppbx->ea_endpoint->ep_serial == id)
 485                         break;
 486                 apppbx = apppbx->next;
 487         }
 488         if (!apppbx)
 489         {
 490                 response->am[0].u.x.error = -EINVAL;
 491                 SPRINT(response->am[0].u.x.message, "Given endpoint %d doesn't exist.", id);
 492                 goto out;
 493         }
 494
 495         apppbx->e_callback = 0;
 496         apppbx->release(RELEASE_ALL, LOCATION_PRIVATE_LOCAL, CAUSE_NORMAL, LOCATION_PRIVATE_LOCAL, CAUSE_NORMAL);
 497
 498         out:
 499         /* attach to response chain */
 500         *responsep = response;
 501         responsep = &response->next;
 502         return(0);
 503 }
 504
 505
 506 /*
 507  * do call
 508  */
 509 int admin_call(struct admin_list *admin, struct admin_message *msg)
 510 {
 511         class Endpoint          *epoint;
 512         class EndpointAppPBX    *apppbx;
 513
 514         if (!(epoint = new Endpoint(0, 0, 0)))
 515                 FATAL("No memory for Endpoint instance\n");
 516         if (!(epoint->ep_app = apppbx = new DEFAULT_ENDPOINT_APP(epoint)))
 517                 FATAL("No memory for Endpoint Application instance\n");
 518         apppbx->e_adminid = admin->sockserial;
 519         admin->epointid = epoint->ep_serial;
 520         SCPY(apppbx->e_callerinfo.id, nationalize_callerinfo(msg->u.call.callerid, &apppbx->e_callerinfo.ntype));
 521         if (msg->u.call.present)
 522                 apppbx->e_callerinfo.present = INFO_PRESENT_ALLOWED;
 523         else
 524                 apppbx->e_callerinfo.present = INFO_PRESENT_RESTRICTED;
 525         apppbx->e_callerinfo.screen = INFO_SCREEN_NETWORK;
 526
 527 //printf("hh=%d\n", apppbx->e_capainfo.hlc);
 528
 529         apppbx->e_capainfo.bearer_capa = msg->u.call.bc_capa;
 530         apppbx->e_capainfo.bearer_mode = msg->u.call.bc_mode;
 531         apppbx->e_capainfo.bearer_info1 = msg->u.call.bc_info1;
 532         apppbx->e_capainfo.hlc = msg->u.call.hlc;
 533         apppbx->e_capainfo.exthlc = msg->u.call.exthlc;
 534         SCPY(apppbx->e_dialinginfo.id, msg->u.call.dialing);
 535         SCPY(apppbx->e_dialinginfo.interfaces, msg->u.call.interface);
 536         apppbx->e_dialinginfo.sending_complete = 1;
 537
 538         apppbx->new_state(PORT_STATE_OUT_SETUP);
 539         apppbx->out_setup();
 540         return(0);
 541 }
 542
 543
 544 /*
 545  * this function is called for response whenever a call state changes.
 546  */
 547 void admin_call_response(int adminid, int message, char *connected, int cause, int location, int notify)
 548 {
 549         struct admin_list       *admin;
 550         struct admin_queue      *response, **responsep; /* response pointer */
 551
 552         /* searching for admin id
 553          * maybe there is no admin instance, because the calling port was not
 554          * initiated by admin_call */
 555         admin = admin_list;
 556         while(admin)
 557         {
 558                 if (adminid == admin->sockserial)
 559                         break;
 560                 admin = admin->next;
 561         }
 562         if (!admin)
 563                 return;
 564
 565         /* seek to end of response list */
 566         response = admin->response;
 567         responsep = &admin->response;
 568         while(response)
 569         {
 570                 responsep = &response->next;
 571                 response = response->next;
 572         }
 573
 574         /* create state response */
 575         response = (struct admin_queue *)MALLOC(sizeof(struct admin_queue)+sizeof(admin_message));
 576         memuse++;
 577         response->num = 1;
 578         /* message */
 579         response->am[0].message = message;
 580 //      printf("MESSAGE: %d\n", message);
 581
 582         SCPY(response->am[0].u.call.callerid, connected);
 583         response->am[0].u.call.cause = cause;
 584         response->am[0].u.call.location = location;
 585         response->am[0].u.call.notify = notify;
 586
 587         /* attach to response chain */
 588         *responsep = response;
 589         responsep = &response->next;
 590 }
 591
 592
 593 /*
 594  * send data to the asterisk join instance
 595  */
 596 int admin_message_to_join(struct admin_msg *msg)
 597 {
 598         class Call                      *call;
 599         struct admin_list               *admin;
 600
 601         /* dummy callref means: asterisk is here */
 602         if (msg->type == MESSAGE_HELLO)
 603         {
 604                 /* look for second asterisk */
 605                 admin = admin_list;
 606                 while(admin)
 607                 {
 608                         if (admin->asterisk)
 609                                 break;
 610                         admin = admin->next;
 611                 }
 612                 if (admin)
 613                 {
 614                         PERROR("Asterisk connects twice??? (ignoring)\n");
 615                         return(-1);
 616                 }
 617                 /* set asterisk socket instance */
 618                 admin->asterisk = 1;
 619         }
 620
 621         /* find call instance */
 622         call = call_first;
 623         while(call)
 624         {
 625                 if (call->c_serial == msg->ref)
 626                         break;
 627                 call = call->next;
 628         }
 629
 630         /* create call instance if not existing */
 631         if (!call)
 632         {
 633                 if (msg->ref < 2000000000)
 634                 {
 635                         PERROR("Asterisk sends us unknown ref %d below 2000000000.\n", msg->ref);
 636                         return(-1);
 637                 }
 638
 639                 /* create new call instance */
 640                 call = new CallAsterisk(0); // must have no serial, because no endpoint is connected
 641                 if (!call)
 642                         FATAL("No memory for Asterisk Call instance\n");
 643         }
 644
 645         /* send message */
 646         if (call->c_type != CALL_TYPE_ASTERISK)
 647                 FATAL("Call instance %d must be of type Call Asterisk\n", call->c_serial);
 648                 ((class CallAsterisk *)call)->message_asterisk(msg->ref, msg->type, &msg->param);
 649
 650         return(0);
 651 }
 652
 653
 654 /*
 655  * this function is called for every message to asterisk
 656  */
 657 int admin_message_from_join(unsigned long ref, int message_type, union parameter *param)
 658 {
 659         struct admin_list       *admin;
 660         struct admin_queue      *response, **responsep; /* response pointer */
 661
 662         /* searching for admin id
 663          * maybe there is no asterisk instance
 664          */
 665         admin = admin_list;
 666         while(admin)
 667         {
 668                 if (admin->asterisk)
 669                         break;
 670                 admin = admin->next;
 671         }
 672         /* no asterisk connected */
 673         if (!admin)
 674                 return(-1);
 675
 676         /* seek to end of response list */
 677         response = admin->response;
 678         responsep = &admin->response;
 679         while(response)
 680         {
 681                 responsep = &response->next;
 682                 response = response->next;
 683         }
 684
 685         /* create state response */
 686         response = (struct admin_queue *)MALLOC(sizeof(struct admin_queue)+sizeof(admin_message));
 687         memuse++;
 688         response->num = 1;
 689
 690         /* message */
 691         response->am[0].u.msg.type = message_type;
 692         response->am[0].u.msg.ref = ref;
 693         memcpy(&response->am[0].u.msg.param, param, sizeof(union parameter));
 694
 695         /* attach to response chain */
 696         *responsep = response;
 697         responsep = &response->next;
 698
 699         return(0);
 700 }
 701
 702
 703 /*
 704  * do state debugging
 705  */
 706 int admin_state(struct admin_queue **responsep)
 707 {
 708
 709         class Port              *port;
 710         class EndpointAppPBX    *apppbx;
 711         class Call              *call;
 712         class Pdss1             *pdss1;
 713         struct interface        *interface;
 714         struct interface_port   *ifport;
 715         struct mISDNport        *mISDNport;
 716         int                     i;
 717         int                     num;
 718         int                     anybusy;
 719         struct admin_queue      *response;
 720
 721         /* create state response */
 722         response = (struct admin_queue *)MALLOC(sizeof(struct admin_queue)+sizeof(admin_message));
 723         memuse++;
 724         response->num = 1;
 725         /* message */
 726         response->am[0].message = ADMIN_RESPONSE_STATE;
 727         /* version */
 728         SCPY(response->am[0].u.s.version_string, VERSION_STRING);
 729         /* time */
 730         memcpy(&response->am[0].u.s.tm, now_tm, sizeof(struct tm));
 731         /* log file */
 732         SCPY(response->am[0].u.s.logfile, options.log);
 733         /* interface count */
 734         i = 0;
 735         interface = interface_first;
 736         while(interface)
 737         {
 738                 ifport = interface->ifport;
 739                 while(ifport)
 740                 {
 741                         i++;
 742                         ifport = ifport->next;
 743                 }
 744                 interface = interface->next;
 745         }
 746         response->am[0].u.s.interfaces = i;
 747         /* call count */
 748         call = call_first;
 749         i = 0;
 750         while(call)
 751         {
 752                 i++;
 753                 call = call->next;
 754         }
 755         response->am[0].u.s.calls = i;
 756         /* apppbx count */
 757         apppbx = apppbx_first;
 758         i = 0;
 759         while(apppbx)
 760         {
 761                 i++;
 762                 apppbx = apppbx->next;
 763         }
 764         response->am[0].u.s.epoints = i;
 765         /* port count */
 766         i = 0;
 767         port = port_first;
 768         while(port)
 769         {
 770                 i++;
 771                 port = port->next;
 772         }
 773         response->am[0].u.s.ports = i;
 774         /* attach to response chain */
 775         *responsep = response;
 776         responsep = &response->next;
 777
 778         /* create response for all interfaces */
 779         num = (response->am[0].u.s.interfaces)+(response->am[0].u.s.calls)+(response->am[0].u.s.epoints)+(response->am[0].u.s.ports);
 780         if (num == 0)
 781                 return(0);
 782         response = (struct admin_queue *)MALLOC(sizeof(admin_queue)+(num*sizeof(admin_message)));
 783         memuse++;
 784         response->num = num;
 785         *responsep = response;
 786         responsep = &response->next;
 787         interface = interface_first;
 788         num = 0;
 789         while(interface)
 790         {
 791                 ifport = interface->ifport;
 792                 while(ifport)
 793                 {
 794                         /* message */
 795                         response->am[num].message = ADMIN_RESPONSE_S_INTERFACE;
 796                         /* interface */
 797                         SCPY(response->am[num].u.i.interface_name, interface->name);
 798                         /* portnum */
 799                         response->am[num].u.i.portnum = ifport->portnum;
 800                         /* iftype */
 801                         response->am[num].u.i.extension = interface->extension;
 802                         /* block */
 803                         response->am[num].u.i.block = ifport->block;
 804                         if (ifport->mISDNport)
 805                         {
 806                                 mISDNport = ifport->mISDNport;
 807
 808                                 /* ptp */
 809                                 response->am[num].u.i.ptp = mISDNport->ptp;
 810                                 /* ntmode */
 811                                 response->am[num].u.i.ntmode = mISDNport->ntmode;
 812                                 /* pri */
 813                                 response->am[num].u.i.pri = mISDNport->pri;
 814                                 /* use */
 815                                 response->am[num].u.i.use = mISDNport->use;
 816                                 /* l1link */
 817                                 response->am[num].u.i.l1link = mISDNport->l1link;
 818                                 /* l2link */
 819                                 response->am[num].u.i.l2link = mISDNport->l2link;
 820                                 /* channels */
 821                                 response->am[num].u.i.channels = mISDNport->b_num;
 822                                 /* channel info */
 823                                 i = 0;
 824                                 anybusy = 0;
 825                                 while(i < mISDNport->b_num)
 826                                 {
 827                                         response->am[num].u.i.busy[i] = mISDNport->b_state[i];
 828                                         if (mISDNport->b_port[i])
 829                                                 response->am[num].u.i.port[i] = mISDNport->b_port[i]->p_serial;
 830                                         i++;
 831                                 }
 832                         }
 833                         num++;
 834
 835                         ifport = ifport->next;
 836                 }
 837                 interface = interface->next;
 838         }
 839
 840         /* create response for all calls */
 841         call = call_first;
 842         while(call)
 843         {
 844                 /* message */
 845                 response->am[num].message = ADMIN_RESPONSE_S_CALL;
 846                 /* serial */
 847                 response->am[num].u.c.serial = call->c_serial;
 848                 /* partyline */
 849                 if (call->c_type == CALL_TYPE_PBX)
 850                         response->am[num].u.c.partyline = ((class CallPBX *)call)->c_partyline;
 851                 /* */
 852                 call = call->next;
 853                 num++;
 854         }
 855
 856         /* create response for all endpoint */
 857         apppbx = apppbx_first;
 858         while(apppbx)
 859         {
 860                 /* message */
 861                 response->am[num].message = ADMIN_RESPONSE_S_EPOINT;
 862                 /* serial */
 863                 response->am[num].u.e.serial = apppbx->ea_endpoint->ep_serial;
 864                 /* call */
 865                 response->am[num].u.e.call = apppbx->ea_endpoint->ep_call_id;
 866                 /* rx notification */
 867                 response->am[num].u.e.rx_state = apppbx->e_rx_state;
 868                 /* tx notification */
 869                 response->am[num].u.e.tx_state = apppbx->e_tx_state;
 870                 /* state */
 871                 switch(apppbx->e_state)
 872                 {
 873                         case EPOINT_STATE_IN_SETUP:
 874                         response->am[num].u.e.state = ADMIN_STATE_IN_SETUP;
 875                         break;
 876                         case EPOINT_STATE_OUT_SETUP:
 877                         response->am[num].u.e.state = ADMIN_STATE_OUT_SETUP;
 878                         break;
 879                         case EPOINT_STATE_IN_OVERLAP:
 880                         response->am[num].u.e.state = ADMIN_STATE_IN_OVERLAP;
 881                         break;
 882                         case EPOINT_STATE_OUT_OVERLAP:
 883                         response->am[num].u.e.state = ADMIN_STATE_OUT_OVERLAP;
 884                         break;
 885                         case EPOINT_STATE_IN_PROCEEDING:
 886                         response->am[num].u.e.state = ADMIN_STATE_IN_PROCEEDING;
 887                         break;
 888                         case EPOINT_STATE_OUT_PROCEEDING:
 889                         response->am[num].u.e.state = ADMIN_STATE_OUT_PROCEEDING;
 890                         break;
 891                         case EPOINT_STATE_IN_ALERTING:
 892                         response->am[num].u.e.state = ADMIN_STATE_IN_ALERTING;
 893                         break;
 894                         case EPOINT_STATE_OUT_ALERTING:
 895                         response->am[num].u.e.state = ADMIN_STATE_OUT_ALERTING;
 896                         break;
 897                         case EPOINT_STATE_CONNECT:
 898                         response->am[num].u.e.state = ADMIN_STATE_CONNECT;
 899                         break;
 900                         case EPOINT_STATE_IN_DISCONNECT:
 901                         response->am[num].u.e.state = ADMIN_STATE_IN_DISCONNECT;
 902                         break;
 903                         case EPOINT_STATE_OUT_DISCONNECT:
 904                         response->am[num].u.e.state = ADMIN_STATE_OUT_DISCONNECT;
 905                         break;
 906                         default:
 907                         response->am[num].u.e.state = ADMIN_STATE_IDLE;
 908                 }
 909                 /* terminal */
 910                 SCPY(response->am[num].u.e.terminal, apppbx->e_ext.number);
 911                 /* callerid */
 912                 SCPY(response->am[num].u.e.callerid, apppbx->e_callerinfo.id);
 913                 /* dialing */
 914                 SCPY(response->am[num].u.e.dialing, apppbx->e_dialinginfo.id);
 915                 /* action string */
 916                 if (apppbx->e_action)
 917                         SCPY(response->am[num].u.e.action, action_defs[apppbx->e_action->index].name);
 918 //              if (apppbx->e_action)
 919 //              printf("action=%s\n",action_defs[apppbx->e_action->index].name);
 920                 /* park */
 921                 response->am[num].u.e.park = apppbx->ea_endpoint->ep_park;
 922                 if (apppbx->ea_endpoint->ep_park && apppbx->ea_endpoint->ep_park_len && apppbx->ea_endpoint->ep_park_len<=(int)sizeof(response->am[num].u.e.park_callid))
 923                         memcpy(response->am[num].u.e.park_callid, apppbx->ea_endpoint->ep_park_callid, apppbx->ea_endpoint->ep_park_len);
 924                 response->am[num].u.e.park_len = apppbx->ea_endpoint->ep_park_len;
 925                 /* crypt */
 926                 if (apppbx->e_crypt == CRYPT_ON)
 927                         response->am[num].u.e.crypt = 1;
 928                 /* */
 929                 apppbx = apppbx->next;
 930                 num++;
 931         }
 932
 933         /* create response for all ports */
 934         port = port_first;
 935         while(port)
 936         {
 937                 /* message */
 938                 response->am[num].message = ADMIN_RESPONSE_S_PORT;
 939                 /* serial */
 940                 response->am[num].u.p.serial = port->p_serial;
 941                 /* name */
 942                 SCPY(response->am[num].u.p.name, port->p_name);
 943                 /* epoint */
 944                 response->am[num].u.p.epoint = ACTIVE_EPOINT(port->p_epointlist);
 945                 /* state */
 946                 switch(port->p_state)
 947                 {
 948                         case PORT_STATE_IN_SETUP:
 949                         response->am[num].u.p.state = ADMIN_STATE_IN_SETUP;
 950                         break;
 951                         case PORT_STATE_OUT_SETUP:
 952                         response->am[num].u.p.state = ADMIN_STATE_OUT_SETUP;
 953                         break;
 954                         case PORT_STATE_IN_OVERLAP:
 955                         response->am[num].u.p.state = ADMIN_STATE_IN_OVERLAP;
 956                         break;
 957                         case PORT_STATE_OUT_OVERLAP:
 958                         response->am[num].u.p.state = ADMIN_STATE_OUT_OVERLAP;
 959                         break;
 960                         case PORT_STATE_IN_PROCEEDING:
 961                         response->am[num].u.p.state = ADMIN_STATE_IN_PROCEEDING;
 962                         break;
 963                         case PORT_STATE_OUT_PROCEEDING:
 964                         response->am[num].u.p.state = ADMIN_STATE_OUT_PROCEEDING;
 965                         break;
 966                         case PORT_STATE_IN_ALERTING:
 967                         response->am[num].u.p.state = ADMIN_STATE_IN_ALERTING;
 968                         break;
 969                         case PORT_STATE_OUT_ALERTING:
 970                         response->am[num].u.p.state = ADMIN_STATE_OUT_ALERTING;
 971                         break;
 972                         case PORT_STATE_CONNECT:
 973                         response->am[num].u.p.state = ADMIN_STATE_CONNECT;
 974                         break;
 975                         case PORT_STATE_IN_DISCONNECT:
 976                         response->am[num].u.p.state = ADMIN_STATE_IN_DISCONNECT;
 977                         break;
 978                         case PORT_STATE_OUT_DISCONNECT:
 979                         response->am[num].u.p.state = ADMIN_STATE_OUT_DISCONNECT;
 980                         break;
 981                         default:
 982                         response->am[num].u.p.state = ADMIN_STATE_IDLE;
 983                 }
 984                 /* isdn */
 985                 if ((port->p_type&PORT_CLASS_mISDN_MASK) == PORT_CLASS_mISDN_DSS1)
 986                 {
 987                         response->am[num].u.p.isdn = 1;
 988                         pdss1 = (class Pdss1 *)port;
 989                         response->am[num].u.p.isdn_chan = pdss1->p_m_b_channel;
 990                         response->am[num].u.p.isdn_hold = pdss1->p_m_hold;
 991                         response->am[num].u.p.isdn_ces = pdss1->p_m_d_ces;
 992                 }
 993                 /* */
 994                 port = port->next;
 995                 num++;
 996         }
 997         return(0);
 998 }
 999
1000 int sockserial = 1; // must start with 1, because 0 is used if no serial is set
1001 /*
1002  * handle admin socket (non blocking)
1003  */
1004 int admin_handle(void)
1005 {
1006         struct admin_list       *admin, **adminp;
1007         void                    *temp;
1008         struct admin_message    msg;
1009         int                     len;
1010         int                     new_sock;
1011         socklen_t               sock_len = sizeof(sock_address);
1012         unsigned long           on = 1;
1013         int                     work = 0; /* if work was done */
1014         struct Endpoint         *epoint;
1015
1016         if (sock < 0)
1017                 return(0);
1018
1019         /* check for new incomming connections */
1020         if ((new_sock = accept(sock, (struct sockaddr *)&sock_address, &sock_len)) >= 0)
1021         {
1022                 work = 1;
1023                 /* insert new socket */
1024                 admin = (struct admin_list *)MALLOC(sizeof(struct admin_list));
1025                 if (ioctl(new_sock, FIONBIO, (unsigned char *)(&on)) >= 0)
1026                 {
1027 //#warning
1028 //      PERROR("DEBUG incomming socket %d, serial=%d\n", new_sock, sockserial);
1029                         memuse++;
1030                         fhuse++;
1031                         admin->sockserial = sockserial++;
1032                         admin->next = admin_list;
1033                         admin_list = admin;
1034                         admin->sock = new_sock;
1035                 } else {
1036                         close(new_sock);
1037                         FREE(admin, sizeof(struct admin_list));
1038                 }
1039         } else
1040         {
1041                 if (errno != EWOULDBLOCK)
1042                 {
1043                         PERROR("Failed to accept connection from socket \"%s\". (errno=%d) Closing socket.\n", sock_address.sun_path, errno);
1044                         admin_cleanup();
1045                         return(1);
1046                 }
1047         }
1048
1049         /* loop all current socket connections */
1050         admin = admin_list;
1051         adminp = &admin_list;
1052         while(admin)
1053         {
1054                 /* read command */
1055                 len = read(admin->sock, &msg, sizeof(msg));
1056                 if (len < 0)
1057                 {
1058                         if (errno != EWOULDBLOCK)
1059                         {
1060                                 work = 1;
1061                                 brokenpipe:
1062                                 printf("Broken pipe on socket %d. (errno=%d).\n", admin->sock, errno);
1063                                 PDEBUG(DEBUG_LOG, "Broken pipe on socket %d. (errno=%d).\n", admin->sock, errno);
1064                                 *adminp = admin->next;
1065                                 free_connection(admin);
1066                                 admin = *adminp;
1067                                 continue;
1068                         }
1069                         goto send_data;
1070                 }
1071                 work = 1;
1072 //#warning
1073 //PERROR("DEBUG socket %d got data. serial=%d\n", admin->sock, admin->sockserial);
1074                 if (len == 0)
1075                 {
1076                         end:
1077
1078                         /*release endpoint if exists */
1079                         if (admin->epointid)
1080                         {
1081                                 epoint = find_epoint_id(admin->epointid);
1082                                 if (epoint)
1083                                 {
1084                                         ((class DEFAULT_ENDPOINT_APP *)epoint->ep_app)->
1085                                                 release(RELEASE_ALL, CAUSE_NORMAL, LOCATION_PRIVATE_LOCAL, 0, 0);
1086                                 }
1087                         }
1088
1089 //#warning
1090 //PERROR("DEBUG socket %d closed by remote.\n", admin->sock);
1091                         *adminp = admin->next;
1092                         free_connection(admin);
1093                         admin = *adminp;
1094 //PERROR("DEBUG (admin_list=%x)\n", admin_list);
1095                         continue;
1096                 }
1097                 if (len != sizeof(msg))
1098                 {
1099                         PERROR("Short/long read on socket %d. (len=%d != size=%d).\n", admin->sock, len, sizeof(msg));
1100                         *adminp = admin->next;
1101                         free_connection(admin);
1102                         admin = *adminp;
1103                         continue;
1104                 }
1105                 /* process socket command */
1106                 if (admin->response)
1107                 {
1108                         PERROR("Data from socket %d while sending response.\n", admin->sock);
1109                         *adminp = admin->next;
1110                         free_connection(admin);
1111                         admin = *adminp;
1112                         continue;
1113                 }
1114                 switch (msg.message)
1115                 {
1116                         case ADMIN_REQUEST_CMD_INTERFACE:
1117                         if (admin_interface(&admin->response) < 0)
1118                         {
1119                                 PERROR("Failed to create dial response for socket %d.\n", admin->sock);
1120                                 goto response_error;
1121                         }
1122                         break;
1123
1124                         case ADMIN_REQUEST_CMD_ROUTE:
1125                         if (admin_route(&admin->response) < 0)
1126                         {
1127                                 PERROR("Failed to create dial response for socket %d.\n", admin->sock);
1128                                 goto response_error;
1129                         }
1130                         break;
1131
1132                         case ADMIN_REQUEST_CMD_DIAL:
1133                         if (admin_dial(&admin->response, msg.u.x.message) < 0)
1134                         {
1135                                 PERROR("Failed to create dial response for socket %d.\n", admin->sock);
1136                                 goto response_error;
1137                         }
1138                         break;
1139
1140                         case ADMIN_REQUEST_CMD_RELEASE:
1141                         if (admin_release(&admin->response, msg.u.x.message) < 0)
1142                         {
1143                                 PERROR("Failed to create release response for socket %d.\n", admin->sock);
1144                                 goto response_error;
1145                         }
1146                         break;
1147
1148                         case ADMIN_REQUEST_STATE:
1149                         if (admin_state(&admin->response) < 0)
1150                         {
1151                                 PERROR("Failed to create state response for socket %d.\n", admin->sock);
1152                                 goto response_error;
1153                         }
1154                         break;
1155
1156                         case ADMIN_TRACE_REQUEST:
1157                         if (admin_trace(admin, &msg.u.trace_req) < 0)
1158                         {
1159                                 PERROR("Failed to create trace response for socket %d.\n", admin->sock);
1160                                 goto response_error;
1161                         }
1162                         break;
1163
1164                         case ADMIN_REQUEST_CMD_BLOCK:
1165                         if (admin_block(&admin->response, msg.u.x.portnum, msg.u.x.block) < 0)
1166                         {
1167                                 PERROR("Failed to create block response for socket %d.\n", admin->sock);
1168                                 goto response_error;
1169                         }
1170                         break;
1171
1172                         case ADMIN_MESSAGE:
1173                         if (admin_message_to_join(&msg.u.msg) < 0)
1174                         {
1175                                 PERROR("Failed to deliver message for socket %d.\n", admin->sock);
1176                                 goto response_error;
1177                         }
1178 #if 0
1179 #warning DEBUGGING
1180 {
1181         struct admin_queue      *response;
1182         printf("Chain: ");
1183         response = admin->response;
1184         while(response)
1185         {
1186                 printf("%c", '0'+response->am[0].message);
1187                 response=response->next;
1188         }
1189         printf("\n");
1190 }
1191 #endif
1192                         break;
1193
1194                         case ADMIN_CALL_SETUP:
1195                         if (admin_call(admin, &msg) < 0)
1196                         {
1197                                 PERROR("Failed to create call for socket %d.\n", admin->sock);
1198                                 response_error:
1199                                 *adminp = admin->next;
1200                                 free_connection(admin);
1201                                 admin = *adminp;
1202                                 continue;
1203                         }
1204                         break;
1205
1206                         default:
1207                         PERROR("Invalid message %d from socket %d.\n", msg.message, admin->sock);
1208                         *adminp = admin->next;
1209                         free_connection(admin);
1210                         admin = *adminp;
1211                         continue;
1212                 }
1213                 /* write queue */
1214                 send_data:
1215                 if (admin->response)
1216                 {
1217 //#warning
1218 //PERROR("DEBUG socket %d sending data.\n", admin->sock);
1219                         len = write(admin->sock, ((unsigned char *)(admin->response->am))+admin->response->offset, sizeof(struct admin_message)*(admin->response->num)-admin->response->offset);
1220                         if (len < 0)
1221                         {
1222                                 if (errno != EWOULDBLOCK)
1223                                 {
1224                                         work = 1;
1225                                         goto brokenpipe;
1226                                 }
1227                                 goto next;
1228                         }
1229                         work = 1;
1230                         if (len == 0)
1231                                 goto end;
1232                         if (len < (int)(sizeof(struct admin_message)*(admin->response->num)-admin->response->offset))
1233                         {
1234                                 admin->response->offset+=len;
1235                                 goto next;
1236                         } else
1237                         {
1238                                 temp = admin->response;
1239                                 admin->response = admin->response->next;
1240                                 FREE(temp, 0);
1241                                 memuse--;
1242                         }
1243                 }
1244                 /* done with socket instance */
1245                 next:
1246                 adminp = &admin->next;
1247                 admin = admin->next;
1248         }
1249
1250         return(work);
1251 }
1252