admin_server.c

   1 /*****************************************************************************\
   2 **                                                                           **
   3 ** Linux Call Router                                                         **
   4 **                                                                           **
   5 **---------------------------------------------------------------------------**
   6 ** Copyright: Andreas Eversberg                                              **
   7 **                                                                           **
   8 ** Socket link server                                                        **
   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_first = 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 remote 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 Join *join, *joinnext;
  97
  98         /* free remote joins */
  99         if (admin->remote_name[0])
 100         {
 101                 join = join_first;
 102                 while(join)
 103                 {
 104                         joinnext = join->next;
 105                         if (join->j_type==JOIN_TYPE_REMOTE) if (((class JoinRemote *)join)->j_remote_id == admin->sock)
 106                         {
 107                                 memset(&param, 0, sizeof(param));
 108                                 param.disconnectinfo.cause = CAUSE_OUTOFORDER;
 109                                 param.disconnectinfo.location = LOCATION_PRIVATE_LOCAL;
 110                                 ((class JoinRemote *)join)->message_remote(0, MESSAGE_RELEASE, &param);
 111                                 /* join is now destroyed, so we go to next join */
 112                         }
 113                         join = joinnext;
 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_first;
 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_REMOTE:
 259                                 apppbx->e_action = &action_remote;
 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_first;
 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 remote socket join instance
 595  */
 596 int admin_message_to_join(struct admin_msg *msg, char *remote_name, int sock_id)
 597 {
 598         class Join                      *join;
 599         struct admin_list               *admin;
 600
 601         /* hello message */
 602         if (msg->type == MESSAGE_HELLO)
 603         {
 604                 if (remote_name[0])
 605                 {
 606                         PERROR("Remote application repeats hello message.\n");
 607                         return(-1);
 608                 }
 609                 /* look for second application */
 610                 admin = admin_first;
 611                 while(admin)
 612                 {
 613                         if (!strcmp(admin->remote_name, msg->param.hello.application))
 614                                 break;
 615                         admin = admin->next;
 616                 }
 617                 if (admin)
 618                 {
 619                         PERROR("Remote application connects twice??? (ignoring)\n");
 620                         return(-1);
 621                 }
 622                 /* set remote socket instance */
 623                 SCPY(remote_name, msg->param.hello.application);
 624                 return(0);
 625         }
 626
 627         /* check we have no application name */
 628         if (remote_name[0])
 629         {
 630                 PERROR("Remote application did not send us a hello message.\n");
 631                 return(-1);
 632         }
 633
 634         /* new join */
 635         if (msg->type == MESSAGE_NEWREF)
 636         {
 637                 /* create new join instance */
 638                 join = new JoinRemote(0, remote_name, sock_id); // must have no serial, because no endpoint is connected
 639                 if (!join)
 640                         FATAL("No memory for remote join instance\n");
 641                 return(0);
 642         }
 643
 644         /* check for ref */
 645         if (!msg->ref)
 646         {
 647                 PERROR("Remote application did not send us a valid ref with a message.\n");
 648                 return(-1);
 649         }
 650
 651         /* find join instance */
 652         join = join_first;
 653         while(join)
 654         {
 655                 if (join->j_serial == msg->ref)
 656                         break;
 657                 join = join->next;
 658         }
 659         if (!join)
 660         {
 661                 PERROR("No join found with serial %d.\n", msg->ref);
 662                 return(-1);
 663         }
 664
 665         /* check application */
 666         if (join->j_type != JOIN_TYPE_REMOTE)
 667         {
 668                 PERROR("Ref %d does not belong to a remote join instance.\n", msg->ref);
 669                 return(-1);
 670         }
 671         if (sock_id != ((class JoinRemote *)join)->j_remote_id)
 672         {
 673                 PERROR("Ref %d belongs to remote application %s, but not to sending application %s.\n", msg->ref, ((class JoinRemote *)join)->j_remote_name, remote_name);
 674                 return(-1);
 675         }
 676
 677         /* send message */
 678         ((class JoinRemote *)join)->message_remote(msg->ref, msg->type, &msg->param);
 679
 680         return(0);
 681 }
 682
 683
 684 /*
 685  * this function is called for every message to remote socket
 686  */
 687 int admin_message_from_join(int remote_id, unsigned long ref, int message_type, union parameter *param)
 688 {
 689         struct admin_list       *admin;
 690         struct admin_queue      *response, **responsep; /* response pointer */
 691
 692         /* searching for admin id
 693          * maybe there is no given remote application
 694          */
 695         admin = admin_first;
 696         while(admin)
 697         {
 698                 if (admin->remote_name[0] && admin->sock==remote_id)
 699                         break;
 700                 admin = admin->next;
 701         }
 702         /* no given remote application connected */
 703         if (!admin)
 704                 return(-1);
 705
 706         /* seek to end of response list */
 707         response = admin->response;
 708         responsep = &admin->response;
 709         while(response)
 710         {
 711                 responsep = &response->next;
 712                 response = response->next;
 713         }
 714
 715         /* create state response */
 716         response = (struct admin_queue *)MALLOC(sizeof(struct admin_queue)+sizeof(admin_message));
 717         memuse++;
 718         response->num = 1;
 719
 720         /* message */
 721         response->am[0].u.msg.type = message_type;
 722         response->am[0].u.msg.ref = ref;
 723         memcpy(&response->am[0].u.msg.param, param, sizeof(union parameter));
 724
 725         /* attach to response chain */
 726         *responsep = response;
 727         responsep = &response->next;
 728
 729         return(0);
 730 }
 731
 732
 733 /*
 734  * do state debugging
 735  */
 736 int admin_state(struct admin_queue **responsep)
 737 {
 738
 739         class Port              *port;
 740         class EndpointAppPBX    *apppbx;
 741         class Join              *join;
 742         class Pdss1             *pdss1;
 743         struct interface        *interface;
 744         struct interface_port   *ifport;
 745         struct mISDNport        *mISDNport;
 746         int                     i;
 747         int                     num;
 748         int                     anybusy;
 749         struct admin_queue      *response;
 750         struct admin_list       *admin;
 751
 752         /* create state response */
 753         response = (struct admin_queue *)MALLOC(sizeof(struct admin_queue)+sizeof(admin_message));
 754         memuse++;
 755         response->num = 1;
 756         /* message */
 757         response->am[0].message = ADMIN_RESPONSE_STATE;
 758         /* version */
 759         SCPY(response->am[0].u.s.version_string, VERSION_STRING);
 760         /* time */
 761         memcpy(&response->am[0].u.s.tm, now_tm, sizeof(struct tm));
 762         /* log file */
 763         SCPY(response->am[0].u.s.logfile, options.log);
 764         /* interface count */
 765         i = 0;
 766         interface = interface_first;
 767         while(interface)
 768         {
 769                 ifport = interface->ifport;
 770                 while(ifport)
 771                 {
 772                         i++;
 773                         ifport = ifport->next;
 774                 }
 775                 interface = interface->next;
 776         }
 777         response->am[0].u.s.interfaces = i;
 778         /* remote connection count */
 779         i = 0;
 780         admin = admin_first;
 781         while(admin)
 782         {
 783                 if (admin->remote_name[0])
 784                         i++;
 785                 admin = admin->next;
 786         }
 787         response->am[0].u.s.remotes = i;
 788         /* join count */
 789         join = join_first;
 790         i = 0;
 791         while(join)
 792         {
 793                 i++;
 794                 join = join->next;
 795         }
 796         response->am[0].u.s.joins = i;
 797         /* apppbx count */
 798         apppbx = apppbx_first;
 799         i = 0;
 800         while(apppbx)
 801         {
 802                 i++;
 803                 apppbx = apppbx->next;
 804         }
 805         response->am[0].u.s.epoints = i;
 806         /* port count */
 807         i = 0;
 808         port = port_first;
 809         while(port)
 810         {
 811                 i++;
 812                 port = port->next;
 813         }
 814         response->am[0].u.s.ports = i;
 815         /* attach to response chain */
 816         *responsep = response;
 817         responsep = &response->next;
 818
 819         /* create response for all interfaces */
 820         num = (response->am[0].u.s.interfaces)+(response->am[0].u.s.joins)+(response->am[0].u.s.epoints)+(response->am[0].u.s.ports);
 821         if (num == 0)
 822                 return(0);
 823         response = (struct admin_queue *)MALLOC(sizeof(admin_queue)+(num*sizeof(admin_message)));
 824         memuse++;
 825         response->num = num;
 826         *responsep = response;
 827         responsep = &response->next;
 828         interface = interface_first;
 829         num = 0;
 830         while(interface)
 831         {
 832                 ifport = interface->ifport;
 833                 while(ifport)
 834                 {
 835                         /* message */
 836                         response->am[num].message = ADMIN_RESPONSE_S_INTERFACE;
 837                         /* interface */
 838                         SCPY(response->am[num].u.i.interface_name, interface->name);
 839                         /* portnum */
 840                         response->am[num].u.i.portnum = ifport->portnum;
 841                         /* iftype */
 842                         response->am[num].u.i.extension = interface->extension;
 843                         /* block */
 844                         response->am[num].u.i.block = ifport->block;
 845                         if (ifport->mISDNport)
 846                         {
 847                                 mISDNport = ifport->mISDNport;
 848
 849                                 /* ptp */
 850                                 response->am[num].u.i.ptp = mISDNport->ptp;
 851                                 /* ntmode */
 852                                 response->am[num].u.i.ntmode = mISDNport->ntmode;
 853                                 /* pri */
 854                                 response->am[num].u.i.pri = mISDNport->pri;
 855                                 /* use */
 856                                 response->am[num].u.i.use = mISDNport->use;
 857                                 /* l1link */
 858                                 response->am[num].u.i.l1link = mISDNport->l1link;
 859                                 /* l2link */
 860                                 response->am[num].u.i.l2link = mISDNport->l2link;
 861                                 /* channels */
 862                                 response->am[num].u.i.channels = mISDNport->b_num;
 863                                 /* channel info */
 864                                 i = 0;
 865                                 anybusy = 0;
 866                                 while(i < mISDNport->b_num)
 867                                 {
 868                                         response->am[num].u.i.busy[i] = mISDNport->b_state[i];
 869                                         if (mISDNport->b_port[i])
 870                                                 response->am[num].u.i.port[i] = mISDNport->b_port[i]->p_serial;
 871                                         i++;
 872                                 }
 873                         }
 874                         num++;
 875
 876                         ifport = ifport->next;
 877                 }
 878                 interface = interface->next;
 879         }
 880
 881         /* create response for all remotes */
 882         admin = admin_first;
 883         while(admin)
 884         {
 885                 if (admin->remote_name[0])
 886                 {
 887                         /* message */
 888                         response->am[num].message = ADMIN_RESPONSE_S_REMOTE;
 889                         /* name */
 890                         SCPY(response->am[num].u.r.name, admin->remote_name);
 891                         /* */
 892                         num++;
 893                 }
 894                 admin = admin->next;
 895         }
 896
 897         /* create response for all joins */
 898         join = join_first;
 899         while(join)
 900         {
 901                 /* message */
 902                 response->am[num].message = ADMIN_RESPONSE_S_JOIN;
 903                 /* serial */
 904                 response->am[num].u.j.serial = join->j_serial;
 905                 /* partyline */
 906                 if (join->j_type == JOIN_TYPE_PBX)
 907                         response->am[num].u.j.partyline = ((class JoinPBX *)join)->j_partyline;
 908                 /* remote application */
 909                 if (join->j_type == JOIN_TYPE_REMOTE)
 910                         SCPY(response->am[num].u.j.remote, ((class JoinRemote *)join)->j_remote_name);
 911                 /* */
 912                 join = join->next;
 913                 num++;
 914         }
 915
 916         /* create response for all endpoint */
 917         apppbx = apppbx_first;
 918         while(apppbx)
 919         {
 920                 /* message */
 921                 response->am[num].message = ADMIN_RESPONSE_S_EPOINT;
 922                 /* serial */
 923                 response->am[num].u.e.serial = apppbx->ea_endpoint->ep_serial;
 924                 /* join */
 925                 response->am[num].u.e.join = apppbx->ea_endpoint->ep_join_id;
 926                 /* rx notification */
 927                 response->am[num].u.e.rx_state = apppbx->e_rx_state;
 928                 /* tx notification */
 929                 response->am[num].u.e.tx_state = apppbx->e_tx_state;
 930                 /* state */
 931                 switch(apppbx->e_state)
 932                 {
 933                         case EPOINT_STATE_IN_SETUP:
 934                         response->am[num].u.e.state = ADMIN_STATE_IN_SETUP;
 935                         break;
 936                         case EPOINT_STATE_OUT_SETUP:
 937                         response->am[num].u.e.state = ADMIN_STATE_OUT_SETUP;
 938                         break;
 939                         case EPOINT_STATE_IN_OVERLAP:
 940                         response->am[num].u.e.state = ADMIN_STATE_IN_OVERLAP;
 941                         break;
 942                         case EPOINT_STATE_OUT_OVERLAP:
 943                         response->am[num].u.e.state = ADMIN_STATE_OUT_OVERLAP;
 944                         break;
 945                         case EPOINT_STATE_IN_PROCEEDING:
 946                         response->am[num].u.e.state = ADMIN_STATE_IN_PROCEEDING;
 947                         break;
 948                         case EPOINT_STATE_OUT_PROCEEDING:
 949                         response->am[num].u.e.state = ADMIN_STATE_OUT_PROCEEDING;
 950                         break;
 951                         case EPOINT_STATE_IN_ALERTING:
 952                         response->am[num].u.e.state = ADMIN_STATE_IN_ALERTING;
 953                         break;
 954                         case EPOINT_STATE_OUT_ALERTING:
 955                         response->am[num].u.e.state = ADMIN_STATE_OUT_ALERTING;
 956                         break;
 957                         case EPOINT_STATE_CONNECT:
 958                         response->am[num].u.e.state = ADMIN_STATE_CONNECT;
 959                         break;
 960                         case EPOINT_STATE_IN_DISCONNECT:
 961                         response->am[num].u.e.state = ADMIN_STATE_IN_DISCONNECT;
 962                         break;
 963                         case EPOINT_STATE_OUT_DISCONNECT:
 964                         response->am[num].u.e.state = ADMIN_STATE_OUT_DISCONNECT;
 965                         break;
 966                         default:
 967                         response->am[num].u.e.state = ADMIN_STATE_IDLE;
 968                 }
 969                 /* terminal */
 970                 SCPY(response->am[num].u.e.terminal, apppbx->e_ext.number);
 971                 /* callerid */
 972                 SCPY(response->am[num].u.e.callerid, apppbx->e_callerinfo.id);
 973                 /* dialing */
 974                 SCPY(response->am[num].u.e.dialing, apppbx->e_dialinginfo.id);
 975                 /* action string */
 976                 if (apppbx->e_action)
 977                         SCPY(response->am[num].u.e.action, action_defs[apppbx->e_action->index].name);
 978 //              if (apppbx->e_action)
 979 //              printf("action=%s\n",action_defs[apppbx->e_action->index].name);
 980                 /* park */
 981                 response->am[num].u.e.park = apppbx->ea_endpoint->ep_park;
 982                 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))
 983                         memcpy(response->am[num].u.e.park_callid, apppbx->ea_endpoint->ep_park_callid, apppbx->ea_endpoint->ep_park_len);
 984                 response->am[num].u.e.park_len = apppbx->ea_endpoint->ep_park_len;
 985                 /* crypt */
 986                 if (apppbx->e_crypt == CRYPT_ON)
 987                         response->am[num].u.e.crypt = 1;
 988                 /* */
 989                 apppbx = apppbx->next;
 990                 num++;
 991         }
 992
 993         /* create response for all ports */
 994         port = port_first;
 995         while(port)
 996         {
 997                 /* message */
 998                 response->am[num].message = ADMIN_RESPONSE_S_PORT;
 999                 /* serial */
1000                 response->am[num].u.p.serial = port->p_serial;
1001                 /* name */
1002                 SCPY(response->am[num].u.p.name, port->p_name);
1003                 /* epoint */
1004                 response->am[num].u.p.epoint = ACTIVE_EPOINT(port->p_epointlist);
1005                 /* state */
1006                 switch(port->p_state)
1007                 {
1008                         case PORT_STATE_IN_SETUP:
1009                         response->am[num].u.p.state = ADMIN_STATE_IN_SETUP;
1010                         break;
1011                         case PORT_STATE_OUT_SETUP:
1012                         response->am[num].u.p.state = ADMIN_STATE_OUT_SETUP;
1013                         break;
1014                         case PORT_STATE_IN_OVERLAP:
1015                         response->am[num].u.p.state = ADMIN_STATE_IN_OVERLAP;
1016                         break;
1017                         case PORT_STATE_OUT_OVERLAP:
1018                         response->am[num].u.p.state = ADMIN_STATE_OUT_OVERLAP;
1019                         break;
1020                         case PORT_STATE_IN_PROCEEDING:
1021                         response->am[num].u.p.state = ADMIN_STATE_IN_PROCEEDING;
1022                         break;
1023                         case PORT_STATE_OUT_PROCEEDING:
1024                         response->am[num].u.p.state = ADMIN_STATE_OUT_PROCEEDING;
1025                         break;
1026                         case PORT_STATE_IN_ALERTING:
1027                         response->am[num].u.p.state = ADMIN_STATE_IN_ALERTING;
1028                         break;
1029                         case PORT_STATE_OUT_ALERTING:
1030                         response->am[num].u.p.state = ADMIN_STATE_OUT_ALERTING;
1031                         break;
1032                         case PORT_STATE_CONNECT:
1033                         response->am[num].u.p.state = ADMIN_STATE_CONNECT;
1034                         break;
1035                         case PORT_STATE_IN_DISCONNECT:
1036                         response->am[num].u.p.state = ADMIN_STATE_IN_DISCONNECT;
1037                         break;
1038                         case PORT_STATE_OUT_DISCONNECT:
1039                         response->am[num].u.p.state = ADMIN_STATE_OUT_DISCONNECT;
1040                         break;
1041                         default:
1042                         response->am[num].u.p.state = ADMIN_STATE_IDLE;
1043                 }
1044                 /* isdn */
1045                 if ((port->p_type&PORT_CLASS_mISDN_MASK) == PORT_CLASS_mISDN_DSS1)
1046                 {
1047                         response->am[num].u.p.isdn = 1;
1048                         pdss1 = (class Pdss1 *)port;
1049                         response->am[num].u.p.isdn_chan = pdss1->p_m_b_channel;
1050                         response->am[num].u.p.isdn_hold = pdss1->p_m_hold;
1051                         response->am[num].u.p.isdn_ces = pdss1->p_m_d_ces;
1052                 }
1053                 /* */
1054                 port = port->next;
1055                 num++;
1056         }
1057         return(0);
1058 }
1059
1060 int sockserial = 1; // must start with 1, because 0 is used if no serial is set
1061 /*
1062  * handle admin socket (non blocking)
1063  */
1064 int admin_handle(void)
1065 {
1066         struct admin_list       *admin, **adminp;
1067         void                    *temp;
1068         struct admin_message    msg;
1069         int                     len;
1070         int                     new_sock;
1071         socklen_t               sock_len = sizeof(sock_address);
1072         unsigned long           on = 1;
1073         int                     work = 0; /* if work was done */
1074         struct Endpoint         *epoint;
1075
1076         if (sock < 0)
1077                 return(0);
1078
1079         /* check for new incomming connections */
1080         if ((new_sock = accept(sock, (struct sockaddr *)&sock_address, &sock_len)) >= 0)
1081         {
1082                 work = 1;
1083                 /* insert new socket */
1084                 admin = (struct admin_list *)MALLOC(sizeof(struct admin_list));
1085                 if (ioctl(new_sock, FIONBIO, (unsigned char *)(&on)) >= 0)
1086                 {
1087 //#warning
1088 //      PERROR("DEBUG incomming socket %d, serial=%d\n", new_sock, sockserial);
1089                         memuse++;
1090                         fhuse++;
1091                         admin->sockserial = sockserial++;
1092                         admin->next = admin_first;
1093                         admin_first = admin;
1094                         admin->sock = new_sock;
1095                 } else {
1096                         close(new_sock);
1097                         FREE(admin, sizeof(struct admin_list));
1098                 }
1099         } else
1100         {
1101                 if (errno != EWOULDBLOCK)
1102                 {
1103                         PERROR("Failed to accept connection from socket \"%s\". (errno=%d) Closing socket.\n", sock_address.sun_path, errno);
1104                         admin_cleanup();
1105                         return(1);
1106                 }
1107         }
1108
1109         /* loop all current socket connections */
1110         admin = admin_first;
1111         adminp = &admin_first;
1112         while(admin)
1113         {
1114                 /* read command */
1115                 len = read(admin->sock, &msg, sizeof(msg));
1116                 if (len < 0)
1117                 {
1118                         if (errno != EWOULDBLOCK)
1119                         {
1120                                 work = 1;
1121                                 brokenpipe:
1122                                 printf("Broken pipe on socket %d. (errno=%d).\n", admin->sock, errno);
1123                                 PDEBUG(DEBUG_LOG, "Broken pipe on socket %d. (errno=%d).\n", admin->sock, errno);
1124                                 *adminp = admin->next;
1125                                 free_connection(admin);
1126                                 admin = *adminp;
1127                                 continue;
1128                         }
1129                         goto send_data;
1130                 }
1131                 work = 1;
1132 //#warning
1133 //PERROR("DEBUG socket %d got data. serial=%d\n", admin->sock, admin->sockserial);
1134                 if (len == 0)
1135                 {
1136                         end:
1137
1138                         /*release endpoint if exists */
1139                         if (admin->epointid)
1140                         {
1141                                 epoint = find_epoint_id(admin->epointid);
1142                                 if (epoint)
1143                                 {
1144                                         ((class DEFAULT_ENDPOINT_APP *)epoint->ep_app)->
1145                                                 release(RELEASE_ALL, CAUSE_NORMAL, LOCATION_PRIVATE_LOCAL, 0, 0);
1146                                 }
1147                         }
1148
1149 //#warning
1150 //PERROR("DEBUG socket %d closed by remote.\n", admin->sock);
1151                         *adminp = admin->next;
1152                         free_connection(admin);
1153                         admin = *adminp;
1154 //PERROR("DEBUG (admin_first=%x)\n", admin_first);
1155                         continue;
1156                 }
1157                 if (len != sizeof(msg))
1158                 {
1159                         PERROR("Short/long read on socket %d. (len=%d != size=%d).\n", admin->sock, len, sizeof(msg));
1160                         *adminp = admin->next;
1161                         free_connection(admin);
1162                         admin = *adminp;
1163                         continue;
1164                 }
1165                 /* process socket command */
1166                 if (admin->response)
1167                 {
1168                         PERROR("Data from socket %d while sending response.\n", admin->sock);
1169                         *adminp = admin->next;
1170                         free_connection(admin);
1171                         admin = *adminp;
1172                         continue;
1173                 }
1174                 switch (msg.message)
1175                 {
1176                         case ADMIN_REQUEST_CMD_INTERFACE:
1177                         if (admin_interface(&admin->response) < 0)
1178                         {
1179                                 PERROR("Failed to create dial response for socket %d.\n", admin->sock);
1180                                 goto response_error;
1181                         }
1182                         break;
1183
1184                         case ADMIN_REQUEST_CMD_ROUTE:
1185                         if (admin_route(&admin->response) < 0)
1186                         {
1187                                 PERROR("Failed to create dial response for socket %d.\n", admin->sock);
1188                                 goto response_error;
1189                         }
1190                         break;
1191
1192                         case ADMIN_REQUEST_CMD_DIAL:
1193                         if (admin_dial(&admin->response, msg.u.x.message) < 0)
1194                         {
1195                                 PERROR("Failed to create dial response for socket %d.\n", admin->sock);
1196                                 goto response_error;
1197                         }
1198                         break;
1199
1200                         case ADMIN_REQUEST_CMD_RELEASE:
1201                         if (admin_release(&admin->response, msg.u.x.message) < 0)
1202                         {
1203                                 PERROR("Failed to create release response for socket %d.\n", admin->sock);
1204                                 goto response_error;
1205                         }
1206                         break;
1207
1208                         case ADMIN_REQUEST_STATE:
1209                         if (admin_state(&admin->response) < 0)
1210                         {
1211                                 PERROR("Failed to create state response for socket %d.\n", admin->sock);
1212                                 goto response_error;
1213                         }
1214                         break;
1215
1216                         case ADMIN_TRACE_REQUEST:
1217                         if (admin_trace(admin, &msg.u.trace_req) < 0)
1218                         {
1219                                 PERROR("Failed to create trace response for socket %d.\n", admin->sock);
1220                                 goto response_error;
1221                         }
1222                         break;
1223
1224                         case ADMIN_REQUEST_CMD_BLOCK:
1225                         if (admin_block(&admin->response, msg.u.x.portnum, msg.u.x.block) < 0)
1226                         {
1227                                 PERROR("Failed to create block response for socket %d.\n", admin->sock);
1228                                 goto response_error;
1229                         }
1230                         break;
1231
1232                         case ADMIN_MESSAGE:
1233                         if (admin_message_to_join(&msg.u.msg, admin->remote_name, admin->sock) < 0)
1234                         {
1235                                 PERROR("Failed to deliver message for socket %d.\n", admin->sock);
1236                                 goto response_error;
1237                         }
1238 #if 0
1239 #warning DEBUGGING
1240 {
1241         struct admin_queue      *response;
1242         printf("Chain: ");
1243         response = admin->response;
1244         while(response)
1245         {
1246                 printf("%c", '0'+response->am[0].message);
1247                 response=response->next;
1248         }
1249         printf("\n");
1250 }
1251 #endif
1252                         break;
1253
1254                         case ADMIN_CALL_SETUP:
1255                         if (admin_call(admin, &msg) < 0)
1256                         {
1257                                 PERROR("Failed to create call for socket %d.\n", admin->sock);
1258                                 response_error:
1259                                 *adminp = admin->next;
1260                                 free_connection(admin);
1261                                 admin = *adminp;
1262                                 continue;
1263                         }
1264                         break;
1265
1266                         default:
1267                         PERROR("Invalid message %d from socket %d.\n", msg.message, admin->sock);
1268                         *adminp = admin->next;
1269                         free_connection(admin);
1270                         admin = *adminp;
1271                         continue;
1272                 }
1273                 /* write queue */
1274                 send_data:
1275                 if (admin->response)
1276                 {
1277 //#warning
1278 //PERROR("DEBUG socket %d sending data.\n", admin->sock);
1279                         len = write(admin->sock, ((unsigned char *)(admin->response->am))+admin->response->offset, sizeof(struct admin_message)*(admin->response->num)-admin->response->offset);
1280                         if (len < 0)
1281                         {
1282                                 if (errno != EWOULDBLOCK)
1283                                 {
1284                                         work = 1;
1285                                         goto brokenpipe;
1286                                 }
1287                                 goto next;
1288                         }
1289                         work = 1;
1290                         if (len == 0)
1291                                 goto end;
1292                         if (len < (int)(sizeof(struct admin_message)*(admin->response->num)-admin->response->offset))
1293                         {
1294                                 admin->response->offset+=len;
1295                                 goto next;
1296                         } else
1297                         {
1298                                 temp = admin->response;
1299                                 admin->response = admin->response->next;
1300                                 FREE(temp, 0);
1301                                 memuse--;
1302                         }
1303                 }
1304                 /* done with socket instance */
1305                 next:
1306                 adminp = &admin->next;
1307                 admin = admin->next;
1308         }
1309
1310         return(work);
1311 }
1312