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  */
  90 void free_connection(struct admin_list *admin)
  91 {
  92         struct admin_queue *response;
  93         void *temp;
  94
  95         if (admin->sock >= 0)
  96         {
  97                 close(admin->sock);
  98                 fhuse--;
  99         }
 100 //      printf("new\n", response);
 101         response = admin->response;
 102         while (response)
 103         {
 104 //#warning
 105 //      printf("%x\n", response);
 106                 temp = response->next;
 107                 free(response);
 108                 memuse--;
 109                 response = (struct admin_queue *)temp;
 110         }
 111 //      printf("new2\n", response);
 112         free(admin);
 113 //      printf("new3\n", response);
 114         memuse--;
 115 }
 116
 117
 118 /*
 119  * cleanup admin socket
 120  */
 121 void admin_cleanup(void)
 122 {
 123         struct admin_list *admin, *next;;
 124
 125         admin = admin_list;
 126         while(admin)
 127         {
 128 //printf("clean\n");
 129                 next = admin->next;
 130                 free_connection(admin);
 131                 admin = next;
 132         }
 133
 134         if (sock >= 0)
 135         {
 136                 close(sock);
 137                 fhuse--;
 138         }
 139 }
 140
 141
 142 /*
 143  * do interface reload
 144  */
 145 int admin_interface(struct admin_queue **responsep)
 146 {
 147         struct admin_queue      *response;      /* response pointer */
 148         char                    *err_txt = "";
 149         int                     err = 0;
 150
 151         if (read_interfaces())
 152         {
 153                 relink_interfaces();
 154                 free_interfaces(interface_first);
 155                 interface_first = interface_newlist;
 156                 interface_newlist = NULL;
 157         } else
 158         {
 159                 err_txt = interface_error;
 160                 err = -1;
 161         }
 162         /* create state response */
 163         response = (struct admin_queue *)malloc(sizeof(struct admin_queue)+sizeof(admin_message));
 164         if (!response)
 165                 return(-1);
 166         memuse++;
 167         memset(response, 0, sizeof(admin_queue));
 168         response->num = 1;
 169         /* message */
 170         response->am[0].message = ADMIN_RESPONSE_CMD_INTERFACE;
 171         /* error */
 172         response->am[0].u.x.error = err;
 173         /* message */
 174         SCPY(response->am[0].u.x.message, err_txt);
 175         /* attach to response chain */
 176         *responsep = response;
 177         responsep = &response->next;
 178
 179         return(0);
 180 }
 181
 182
 183 /*
 184  * do route reload
 185  */
 186 int admin_route(struct admin_queue **responsep)
 187 {
 188         struct route_ruleset    *ruleset_new;
 189         struct admin_queue      *response;      /* response pointer */
 190         char                    err_txt[256] = "";
 191         int                     err = 0;
 192 #if 0
 193         int                     n;
 194 #endif
 195         class EndpointAppPBX    *apppbx;
 196
 197 #if 0
 198         n = 0;
 199         apppbx = apppbx_first;
 200         while(apppbx)
 201         {
 202                 n++;
 203                 apppbx = apppbx->next;
 204         }
 205         if (apppbx_first)
 206         {
 207                 SPRINT(err_txt, "Cannot reload routing, because %d endpoints active\n", n);
 208                 err = -1;
 209                 goto response;
 210         }
 211 #endif
 212         if (!(ruleset_new = ruleset_parse()))
 213         {
 214                 SPRINT(err_txt, ruleset_error);
 215                 err = -1;
 216                 goto response;
 217         }
 218         ruleset_free(ruleset_first);
 219         ruleset_first = ruleset_new;
 220         ruleset_main = getrulesetbyname("main");
 221         if (!ruleset_main)
 222         {
 223                 SPRINT(err_txt, "Ruleset reloaded, but rule 'main' not found.\n");
 224                 err = -1;
 225         }
 226         apppbx = apppbx_first;
 227         while(apppbx)
 228         {
 229                 if (apppbx->e_action)
 230                 {
 231                         switch(apppbx->e_action->index)
 232                         {
 233                                 case ACTION_INTERNAL:
 234                                 apppbx->e_action = &action_internal;
 235                                 break;
 236                                 case ACTION_EXTERNAL:
 237                                 apppbx->e_action = &action_external;
 238                                 break;
 239                                 case ACTION_H323:
 240                                 apppbx->e_action = &action_h323;
 241                                 break;
 242                                 case ACTION_CHAN:
 243                                 apppbx->e_action = &action_chan;
 244                                 break;
 245                                 case ACTION_VBOX_RECORD:
 246                                 apppbx->e_action = &action_vbox;
 247                                 break;
 248                                 case ACTION_PARTYLINE:
 249                                 apppbx->e_action = &action_partyline;
 250                                 break;
 251                                 default:
 252                                 goto release;
 253                         }
 254                 } else if (apppbx->e_state != EPOINT_STATE_CONNECT)
 255                 {
 256                         release:
 257                         apppbx->e_callback = 0;
 258                         apppbx->e_action = NULL;
 259                         apppbx->release(RELEASE_ALL, LOCATION_PRIVATE_LOCAL, CAUSE_NORMAL, LOCATION_PRIVATE_LOCAL, CAUSE_NORMAL);
 260                         printlog("%3d  endpoint ADMIN Kicking due to reload of routing.\n", apppbx->ea_endpoint->ep_serial);
 261                 }
 262
 263                 apppbx->e_action_timeout = NULL;
 264                 apppbx->e_rule = NULL;
 265                 apppbx->e_ruleset = NULL;
 266
 267                 apppbx = apppbx->next;
 268         }
 269
 270         response:
 271         /* create state response */
 272         response = (struct admin_queue *)malloc(sizeof(struct admin_queue)+sizeof(admin_message));
 273         if (!response)
 274                 return(-1);
 275         memuse++;
 276         memset(response, 0, sizeof(admin_queue));
 277         response->num = 1;
 278         /* message */
 279         response->am[0].message = ADMIN_RESPONSE_CMD_ROUTE;
 280         /* error */
 281         response->am[0].u.x.error = err;
 282         /* message */
 283         SCPY(response->am[0].u.x.message, err_txt);
 284         /* attach to response chain */
 285         *responsep = response;
 286         responsep = &response->next;
 287
 288         return(0);
 289 }
 290
 291
 292 /*
 293  * do dialing
 294  */
 295 int admin_dial(struct admin_queue **responsep, char *message)
 296 {
 297         struct extension        ext;            /* temporary extension's settings */
 298         struct admin_queue      *response;      /* response pointer */
 299         char                    *p;             /* pointer to dialing digits */
 300
 301         /* create state response */
 302         response = (struct admin_queue *)malloc(sizeof(struct admin_queue)+sizeof(admin_message));
 303         if (!response)
 304                 return(-1);
 305         memuse++;
 306         memset(response, 0, sizeof(admin_queue));
 307         response->num = 1;
 308         /* message */
 309         response->am[0].message = ADMIN_RESPONSE_CMD_DIAL;
 310
 311         /* process request */
 312         if (!(p = strchr(message,':')))
 313         {
 314                 response->am[0].u.x.error = -EINVAL;
 315                 SPRINT(response->am[0].u.x.message, "no seperator ':' in message to seperate number from extension");
 316                 goto out;
 317         }
 318         *p++ = 0;
 319
 320         /* modify extension */
 321         if (!read_extension(&ext, message))
 322         {
 323                 response->am[0].u.x.error = -EINVAL;
 324                 SPRINT(response->am[0].u.x.message, "extension doesn't exist");
 325                 goto out;
 326         }
 327         SCPY(ext.next, p);
 328         write_extension(&ext, message);
 329
 330         out:
 331         /* attach to response chain */
 332         *responsep = response;
 333         responsep = &response->next;
 334         return(0);
 335 }
 336
 337
 338 /*
 339  * do release
 340  */
 341 int admin_release(struct admin_queue **responsep, char *message)
 342 {
 343         unsigned long           id;
 344         struct admin_queue      *response;      /* response pointer */
 345         class EndpointAppPBX    *apppbx;
 346
 347         /* create state response */
 348         response = (struct admin_queue *)malloc(sizeof(struct admin_queue)+sizeof(admin_message));
 349         if (!response)
 350                 return(-1);
 351         memuse++;
 352         memset(response, 0, sizeof(admin_queue));
 353         response->num = 1;
 354         /* message */
 355         response->am[0].message = ADMIN_RESPONSE_CMD_RELEASE;
 356
 357         id = atoi(message);
 358         apppbx = apppbx_first;
 359         while(apppbx)
 360         {
 361                 if (apppbx->ea_endpoint->ep_serial == id)
 362                         break;
 363                 apppbx = apppbx->next;
 364         }
 365         if (!apppbx)
 366         {
 367                 response->am[0].u.x.error = -EINVAL;
 368                 SPRINT(response->am[0].u.x.message, "Given endpoint %d doesn't exist.", id);
 369                 goto out;
 370         }
 371
 372         apppbx->e_callback = 0;
 373         apppbx->release(RELEASE_ALL, LOCATION_PRIVATE_LOCAL, CAUSE_NORMAL, LOCATION_PRIVATE_LOCAL, CAUSE_NORMAL);
 374
 375         out:
 376         /* attach to response chain */
 377         *responsep = response;
 378         responsep = &response->next;
 379         return(0);
 380 }
 381
 382
 383 /*
 384  * do call
 385  */
 386 int admin_call(struct admin_list *admin, struct admin_message *msg)
 387 {
 388         class Endpoint          *epoint;
 389         class EndpointAppPBX    *apppbx;
 390
 391         if (!(epoint = new Endpoint(0,0)))
 392                 return(-1);
 393
 394         if (!(epoint->ep_app = apppbx = new DEFAULT_ENDPOINT_APP(epoint)))
 395         {
 396                 PERROR("no memory for application\n");
 397                 exit(-1);
 398         }
 399         apppbx->e_adminid = admin->sockserial;
 400         admin->epointid = epoint->ep_serial;
 401         SCPY(apppbx->e_callerinfo.id, nationalize_callerinfo(msg->u.call.callerid, &apppbx->e_callerinfo.ntype));
 402         if (msg->u.call.present)
 403                 apppbx->e_callerinfo.present = INFO_PRESENT_ALLOWED;
 404         else
 405                 apppbx->e_callerinfo.present = INFO_PRESENT_RESTRICTED;
 406         apppbx->e_callerinfo.screen = INFO_SCREEN_NETWORK;
 407
 408 //printf("hh=%d\n", apppbx->e_capainfo.hlc);
 409
 410         apppbx->e_capainfo.bearer_capa = msg->u.call.bc_capa;
 411         apppbx->e_capainfo.bearer_mode = msg->u.call.bc_mode;
 412         apppbx->e_capainfo.bearer_info1 = msg->u.call.bc_info1;
 413         apppbx->e_capainfo.hlc = msg->u.call.hlc;
 414         apppbx->e_capainfo.exthlc = msg->u.call.exthlc;
 415         SCPY(apppbx->e_dialinginfo.number, msg->u.call.dialing);
 416         SCPY(apppbx->e_dialinginfo.interfaces, msg->u.call.interface);
 417         apppbx->e_dialinginfo.sending_complete = 1;
 418
 419         apppbx->new_state(PORT_STATE_OUT_SETUP);
 420         apppbx->out_setup();
 421         return(0);
 422 }
 423
 424
 425 /*
 426  * this function is called for response whenever a call state changes.
 427  */
 428 void admin_call_response(int adminid, int message, char *connected, int cause, int location, int notify)
 429 {
 430         struct admin_list       *admin;
 431         struct admin_queue      *response, **responsep; /* response pointer */
 432
 433         /* searching for admin id
 434          * maybe there is no admin instance, because the calling port was not
 435          * initiated by admin_call */
 436         admin = admin_list;
 437         while(admin)
 438         {
 439                 if (adminid == admin->sockserial)
 440                         break;
 441                 admin = admin->next;
 442         }
 443         if (!admin)
 444                 return;
 445
 446         /* seek to end of response list */
 447         response = admin->response;
 448         responsep = &admin->response;
 449         while(response)
 450         {
 451                 responsep = &response->next;
 452                 response = response->next;
 453         }
 454
 455         /* create state response */
 456         response = (struct admin_queue *)malloc(sizeof(struct admin_queue)+sizeof(admin_message));
 457         if (!response)
 458                 return;
 459         memuse++;
 460         memset(response, 0, sizeof(admin_queue));
 461         response->num = 1;
 462         /* message */
 463         response->am[0].message = message;
 464 //      printf("MESSAGE: %d\n", message);
 465
 466         SCPY(response->am[0].u.call.callerid, connected);
 467         response->am[0].u.call.cause = cause;
 468         response->am[0].u.call.location = location;
 469         response->am[0].u.call.notify = notify;
 470
 471         /* attach to response chain */
 472         *responsep = response;
 473         responsep = &response->next;
 474 }
 475
 476
 477 /*
 478  * do state debugging
 479  */
 480 int admin_state(struct admin_queue **responsep)
 481 {
 482
 483         class Port              *port;
 484         class EndpointAppPBX    *apppbx;
 485         class Call              *call;
 486         class Pdss1             *pdss1;
 487         struct mISDNport        *mISDNport;
 488         int                     i;
 489         int                     num;
 490         int                     anybusy;
 491         struct admin_queue      *response;
 492
 493         /* create state response */
 494         response = (struct admin_queue *)malloc(sizeof(struct admin_queue)+sizeof(admin_message));
 495         if (!response)
 496                 return(-1);
 497         memuse++;
 498         memset(response, 0, sizeof(admin_queue));
 499         response->num = 1;
 500         /* message */
 501         response->am[0].message = ADMIN_RESPONSE_STATE;
 502         /* version */
 503         SCPY(response->am[0].u.s.version_string, VERSION_STRING);
 504         /* time */
 505         memcpy(&response->am[0].u.s.tm, now_tm, sizeof(struct tm));
 506         /* log file */
 507         SCPY(response->am[0].u.s.logfile, options.log);
 508         /* interface count */
 509         mISDNport = mISDNport_first;
 510         i = 0;
 511         while(mISDNport)
 512         {
 513                 i++;
 514                 mISDNport = mISDNport->next;
 515         }
 516         response->am[0].u.s.interfaces = i;
 517         /* call count */
 518         call = call_first;
 519         i = 0;
 520         while(call)
 521         {
 522                 i++;
 523                 call = call->next;
 524         }
 525         response->am[0].u.s.calls = i;
 526         /* apppbx count */
 527         apppbx = apppbx_first;
 528         i = 0;
 529         while(apppbx)
 530         {
 531                 i++;
 532                 apppbx = apppbx->next;
 533         }
 534         response->am[0].u.s.epoints = i;
 535         /* port count */
 536         port = port_first;
 537         i = 0;
 538         while(port)
 539         {
 540                 i++;
 541                 port = port->next;
 542         }
 543         response->am[0].u.s.ports = i;
 544         /* attach to response chain */
 545         *responsep = response;
 546         responsep = &response->next;
 547
 548         /* create response for all interfaces */
 549         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);
 550         response = (struct admin_queue *)malloc(sizeof(admin_queue)+(num*sizeof(admin_message)));
 551         if (!response)
 552                 return(-1);
 553         memuse++;
 554         memset(response, 0, sizeof(admin_queue)+(num*sizeof(admin_queue)));
 555         response->num = num;
 556         *responsep = response;
 557         responsep = &response->next;
 558         mISDNport = mISDNport_first;
 559         num = 0;
 560         while(mISDNport)
 561         {
 562                 /* message */
 563                 response->am[num].message = ADMIN_RESPONSE_S_INTERFACE;
 564                 /* portnum */
 565                 response->am[num].u.i.portnum = mISDNport->portnum;
 566                 /* interface */
 567                 SCPY(response->am[num].u.i.interface_name, mISDNport->interface_name);
 568                 /* iftype */
 569                 response->am[num].u.i.iftype = mISDNport->iftype;
 570                 /* ptp */
 571                 response->am[num].u.i.ptp = mISDNport->ptp;
 572                 /* ntmode */
 573                 response->am[num].u.i.ntmode = mISDNport->ntmode;
 574                 /* pri */
 575                 response->am[num].u.i.pri = mISDNport->pri;
 576                 /* use */
 577                 response->am[num].u.i.use = mISDNport->use;
 578                 /* l1link */
 579                 response->am[num].u.i.l1link = mISDNport->l1link;
 580                 /* l2link */
 581                 response->am[num].u.i.l2link = mISDNport->l2link;
 582                 /* channels */
 583                 response->am[num].u.i.channels = mISDNport->b_num;
 584                 /* channel info */
 585                 i = 0;
 586                 anybusy = 0;
 587                 while(i < mISDNport->b_num)
 588                 {
 589                         response->am[num].u.i.busy[i] = mISDNport->b_state[i];
 590                         if (mISDNport->b_port[i])
 591                                 response->am[num].u.i.port[i] = mISDNport->b_port[i]->p_serial;
 592                         i++;
 593                 }
 594                 mISDNport = mISDNport->next;
 595                 num++;
 596         }
 597
 598         /* create response for all calls */
 599         call = call_first;
 600         while(call)
 601         {
 602                 /* message */
 603                 response->am[num].message = ADMIN_RESPONSE_S_CALL;
 604                 /* serial */
 605                 response->am[num].u.c.serial = call->c_serial;
 606                 /* partyline */
 607                 if (call->c_type == CALL_TYPE_PBX)
 608                         response->am[num].u.c.partyline = ((class CallPBX *)call)->c_partyline;
 609                 /* */
 610                 call = call->next;
 611                 num++;
 612         }
 613
 614         /* create response for all endpoint */
 615         apppbx = apppbx_first;
 616         while(apppbx)
 617         {
 618                 /* message */
 619                 response->am[num].message = ADMIN_RESPONSE_S_EPOINT;
 620                 /* serial */
 621                 response->am[num].u.e.serial = apppbx->ea_endpoint->ep_serial;
 622                 /* call */
 623                 response->am[num].u.e.call = apppbx->ea_endpoint->ep_call_id;
 624                 /* rx notification */
 625                 response->am[num].u.e.rx_state = apppbx->e_rx_state;
 626                 /* tx notification */
 627                 response->am[num].u.e.tx_state = apppbx->e_tx_state;
 628                 /* state */
 629                 switch(apppbx->e_state)
 630                 {
 631                         case EPOINT_STATE_IN_SETUP:
 632                         response->am[num].u.e.state = ADMIN_STATE_IN_SETUP;
 633                         break;
 634                         case EPOINT_STATE_OUT_SETUP:
 635                         response->am[num].u.e.state = ADMIN_STATE_OUT_SETUP;
 636                         break;
 637                         case EPOINT_STATE_IN_OVERLAP:
 638                         response->am[num].u.e.state = ADMIN_STATE_IN_OVERLAP;
 639                         break;
 640                         case EPOINT_STATE_OUT_OVERLAP:
 641                         response->am[num].u.e.state = ADMIN_STATE_OUT_OVERLAP;
 642                         break;
 643                         case EPOINT_STATE_IN_PROCEEDING:
 644                         response->am[num].u.e.state = ADMIN_STATE_IN_PROCEEDING;
 645                         break;
 646                         case EPOINT_STATE_OUT_PROCEEDING:
 647                         response->am[num].u.e.state = ADMIN_STATE_OUT_PROCEEDING;
 648                         break;
 649                         case EPOINT_STATE_IN_ALERTING:
 650                         response->am[num].u.e.state = ADMIN_STATE_IN_ALERTING;
 651                         break;
 652                         case EPOINT_STATE_OUT_ALERTING:
 653                         response->am[num].u.e.state = ADMIN_STATE_OUT_ALERTING;
 654                         break;
 655                         case EPOINT_STATE_CONNECT:
 656                         response->am[num].u.e.state = ADMIN_STATE_CONNECT;
 657                         break;
 658                         case EPOINT_STATE_IN_DISCONNECT:
 659                         response->am[num].u.e.state = ADMIN_STATE_IN_DISCONNECT;
 660                         break;
 661                         case EPOINT_STATE_OUT_DISCONNECT:
 662                         response->am[num].u.e.state = ADMIN_STATE_OUT_DISCONNECT;
 663                         break;
 664                         default:
 665                         response->am[num].u.e.state = ADMIN_STATE_IDLE;
 666                 }
 667                 /* terminal */
 668                 SCPY(response->am[num].u.e.terminal, apppbx->e_terminal);
 669                 /* callerid */
 670                 SCPY(response->am[num].u.e.callerid, apppbx->e_callerinfo.id);
 671                 /* dialing */
 672                 SCPY(response->am[num].u.e.dialing, apppbx->e_dialinginfo.number);
 673                 /* action string */
 674                 if (apppbx->e_action)
 675                         SCPY(response->am[num].u.e.action, action_defs[apppbx->e_action->index].name);
 676 //              if (apppbx->e_action)
 677 //              printf("action=%s\n",action_defs[apppbx->e_action->index].name);
 678                 /* park */
 679                 response->am[num].u.e.park = apppbx->ea_endpoint->ep_park;
 680                 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))
 681                         memcpy(response->am[num].u.e.park_callid, apppbx->ea_endpoint->ep_park_callid, apppbx->ea_endpoint->ep_park_len);
 682                 response->am[num].u.e.park_len = apppbx->ea_endpoint->ep_park_len;
 683                 /* crypt */
 684                 if (apppbx->e_crypt == CRYPT_ON)
 685                         response->am[num].u.e.crypt = 1;
 686                 /* */
 687                 apppbx = apppbx->next;
 688                 num++;
 689         }
 690
 691         /* create response for all ports */
 692         port = port_first;
 693         while(port)
 694         {
 695                 /* message */
 696                 response->am[num].message = ADMIN_RESPONSE_S_PORT;
 697                 /* serial */
 698                 response->am[num].u.p.serial = port->p_serial;
 699                 /* name */
 700                 SCPY(response->am[num].u.p.name, port->p_name);
 701                 /* epoint */
 702                 response->am[num].u.p.epoint = ACTIVE_EPOINT(port->p_epointlist);
 703                 /* state */
 704                 switch(port->p_state)
 705                 {
 706                         case PORT_STATE_IN_SETUP:
 707                         response->am[num].u.p.state = ADMIN_STATE_IN_SETUP;
 708                         break;
 709                         case PORT_STATE_OUT_SETUP:
 710                         response->am[num].u.p.state = ADMIN_STATE_OUT_SETUP;
 711                         break;
 712                         case PORT_STATE_IN_OVERLAP:
 713                         response->am[num].u.p.state = ADMIN_STATE_IN_OVERLAP;
 714                         break;
 715                         case PORT_STATE_OUT_OVERLAP:
 716                         response->am[num].u.p.state = ADMIN_STATE_OUT_OVERLAP;
 717                         break;
 718                         case PORT_STATE_IN_PROCEEDING:
 719                         response->am[num].u.p.state = ADMIN_STATE_IN_PROCEEDING;
 720                         break;
 721                         case PORT_STATE_OUT_PROCEEDING:
 722                         response->am[num].u.p.state = ADMIN_STATE_OUT_PROCEEDING;
 723                         break;
 724                         case PORT_STATE_IN_ALERTING:
 725                         response->am[num].u.p.state = ADMIN_STATE_IN_ALERTING;
 726                         break;
 727                         case PORT_STATE_OUT_ALERTING:
 728                         response->am[num].u.p.state = ADMIN_STATE_OUT_ALERTING;
 729                         break;
 730                         case PORT_STATE_CONNECT:
 731                         response->am[num].u.p.state = ADMIN_STATE_CONNECT;
 732                         break;
 733                         case PORT_STATE_IN_DISCONNECT:
 734                         response->am[num].u.p.state = ADMIN_STATE_IN_DISCONNECT;
 735                         break;
 736                         case PORT_STATE_OUT_DISCONNECT:
 737                         response->am[num].u.p.state = ADMIN_STATE_OUT_DISCONNECT;
 738                         break;
 739                         default:
 740                         response->am[num].u.p.state = ADMIN_STATE_IDLE;
 741                 }
 742                 /* isdn */
 743                 if ((port->p_type&PORT_CLASS_mISDN_MASK) == PORT_CLASS_mISDN_DSS1)
 744                 {
 745                         response->am[num].u.p.isdn = 1;
 746                         pdss1 = (class Pdss1 *)port;
 747                         response->am[num].u.p.isdn_chan = pdss1->p_m_b_channel;
 748                         response->am[num].u.p.isdn_hold = pdss1->p_m_hold;
 749                         response->am[num].u.p.isdn_ces = pdss1->p_m_d_ces;
 750                 }
 751                 /* */
 752                 port = port->next;
 753                 num++;
 754         }
 755         return(0);
 756 }
 757
 758 int sockserial = 1; // must start with 1, because 0 is used if no serial is set
 759 /*
 760  * handle admin socket (non blocking)
 761  */
 762 int admin_handle(void)
 763 {
 764         struct admin_list       *admin, **adminp;
 765         void                    *temp;
 766         struct admin_message    msg;
 767         int                     len;
 768         int                     new_sock;
 769         socklen_t               sock_len = sizeof(sock_address);
 770         unsigned long           on = 1;
 771         int                     work = 0; /* if work was done */
 772         struct Endpoint         *epoint;
 773
 774         if (sock < 0)
 775                 return(0);
 776
 777         /* check for new incomming connections */
 778         if ((new_sock = accept(sock, (struct sockaddr *)&sock_address, &sock_len)) >= 0)
 779         {
 780                 work = 1;
 781                 /* insert new socket */
 782                 admin = (struct admin_list *)malloc(sizeof(struct admin_list));
 783                 if (admin)
 784                 {
 785                         if (ioctl(new_sock, FIONBIO, (unsigned char *)(&on)) >= 0)
 786                         {
 787 //#warning
 788 //      PERROR("DEBUG incomming socket %d, serial=%d\n", new_sock, sockserial);
 789                                 memuse++;
 790                                 fhuse++;
 791                                 memset(admin, 0, sizeof(struct admin_list));
 792                                 admin->sockserial = sockserial++;
 793                                 admin->next = admin_list;
 794                                 admin_list = admin;
 795                                 admin->sock = new_sock;
 796                         } else {
 797                                 close(new_sock);
 798                                 free(admin);
 799                         }
 800                 } else
 801                         close(new_sock);
 802         } else
 803         {
 804                 if (errno != EWOULDBLOCK)
 805                 {
 806                         PERROR("Failed to accept connection from socket \"%s\". (errno=%d) Closing socket.\n", sock_address.sun_path, errno);
 807                         admin_cleanup();
 808                         return(1);
 809                 }
 810         }
 811
 812         /* loop all current socket connections */
 813         admin = admin_list;
 814         adminp = &admin_list;
 815         while(admin)
 816         {
 817                 /* read command */
 818                 len = read(admin->sock, &msg, sizeof(msg));
 819                 if (len < 0)
 820                 {
 821                         if (errno != EWOULDBLOCK)
 822                         {
 823                                 work = 1;
 824                                 brokenpipe:
 825                                 printf("Broken pipe on socket %d. (errno=%d).\n", admin->sock, errno);
 826                                 PDEBUG(DEBUG_LOG, "Broken pipe on socket %d. (errno=%d).\n", admin->sock, errno);
 827                                 *adminp = admin->next;
 828                                 free_connection(admin);
 829                                 admin = *adminp;
 830                                 continue;
 831                         }
 832                         goto send_data;
 833                 }
 834                 work = 1;
 835 //#warning
 836 //PERROR("DEBUG socket %d got data. serial=%d\n", admin->sock, admin->sockserial);
 837                 if (len == 0)
 838                 {
 839                         end:
 840
 841                         /*release endpoint if exists */
 842                         if (admin->epointid)
 843                         {
 844                                 epoint = find_epoint_id(admin->epointid);
 845                                 if (epoint)
 846                                 {
 847                                         ((class DEFAULT_ENDPOINT_APP *)epoint->ep_app)->
 848                                                 release(RELEASE_ALL, CAUSE_NORMAL, LOCATION_PRIVATE_LOCAL, 0, 0);
 849                                 }
 850                         }
 851
 852 //#warning
 853 //PERROR("DEBUG socket %d closed by remote.\n", admin->sock);
 854                         *adminp = admin->next;
 855                         free_connection(admin);
 856                         admin = *adminp;
 857 //PERROR("DEBUG (admin_list=%x)\n", admin_list);
 858                         continue;
 859                 }
 860                 if (len != sizeof(msg))
 861                 {
 862                         PERROR("Short/long read on socket %d. (len=%d != size=%d).\n", admin->sock, len, sizeof(msg));
 863                         *adminp = admin->next;
 864                         free_connection(admin);
 865                         admin = *adminp;
 866                         continue;
 867                 }
 868                 /* process socket command */
 869                 if (admin->response)
 870                 {
 871                         PERROR("Data from socket %d while sending response.\n", admin->sock);
 872                         *adminp = admin->next;
 873                         free_connection(admin);
 874                         admin = *adminp;
 875                         continue;
 876                 }
 877                 switch (msg.message)
 878                 {
 879                         case ADMIN_REQUEST_CMD_INTERFACE:
 880                         if (admin_interface(&admin->response) < 0)
 881                         {
 882                                 PERROR("Failed to create dial response for socket %d.\n", admin->sock);
 883                                 goto response_error;
 884                         }
 885                         break;
 886
 887                         case ADMIN_REQUEST_CMD_ROUTE:
 888                         if (admin_route(&admin->response) < 0)
 889                         {
 890                                 PERROR("Failed to create dial response for socket %d.\n", admin->sock);
 891                                 goto response_error;
 892                         }
 893                         break;
 894
 895                         case ADMIN_REQUEST_CMD_DIAL:
 896                         if (admin_dial(&admin->response, msg.u.x.message) < 0)
 897                         {
 898                                 PERROR("Failed to create dial response for socket %d.\n", admin->sock);
 899                                 goto response_error;
 900                         }
 901                         break;
 902
 903                         case ADMIN_REQUEST_CMD_RELEASE:
 904                         if (admin_release(&admin->response, msg.u.x.message) < 0)
 905                         {
 906                                 PERROR("Failed to create release response for socket %d.\n", admin->sock);
 907                                 goto response_error;
 908                         }
 909                         break;
 910
 911                         case ADMIN_REQUEST_STATE:
 912                         if (admin_state(&admin->response) < 0)
 913                         {
 914                                 PERROR("Failed to create state response for socket %d.\n", admin->sock);
 915                                 response_error:
 916                                 *adminp = admin->next;
 917                                 free_connection(admin);
 918                                 admin = *adminp;
 919                                 continue;
 920                         }
 921 #if 0
 922 #warning DEBUGGING
 923 {
 924         struct admin_queue      *response;
 925         printf("Chain: ");
 926         response = admin->response;
 927         while(response)
 928         {
 929                 printf("%c", '0'+response->am[0].message);
 930                 response=response->next;
 931         }
 932         printf("\n");
 933 }
 934 #endif
 935                         break;
 936
 937                         case ADMIN_CALL_SETUP:
 938                         if (admin_call(admin, &msg))
 939                         {
 940                                 PERROR("Failed to create call for socket %d.\n", admin->sock);
 941                                 goto response_error;
 942                         }
 943                         break;
 944
 945                         default:
 946                         PERROR("Invalid message %d from socket %d.\n", msg.message, admin->sock);
 947                         *adminp = admin->next;
 948                         free_connection(admin);
 949                         admin = *adminp;
 950                         continue;
 951                 }
 952                 /* write queue */
 953                 send_data:
 954                 if (admin->response)
 955                 {
 956 //#warning
 957 //PERROR("DEBUG socket %d sending data.\n", admin->sock);
 958                         len = write(admin->sock, ((unsigned char *)(admin->response->am))+admin->response->offset, sizeof(struct admin_message)*(admin->response->num)-admin->response->offset);
 959                         if (len < 0)
 960                         {
 961                                 if (errno != EWOULDBLOCK)
 962                                 {
 963                                         work = 1;
 964                                         goto brokenpipe;
 965                                 }
 966                                 goto next;
 967                         }
 968                         work = 1;
 969                         if (len == 0)
 970                                 goto end;
 971                         if (len < (int)(sizeof(struct admin_message)*(admin->response->num)-admin->response->offset))
 972                         {
 973                                 admin->response->offset+=len;
 974                                 goto next;
 975                         } else
 976                         {
 977                                 temp = admin->response;
 978                                 admin->response = admin->response->next;
 979                                 free(temp);
 980                                 memuse--;
 981                         }
 982                 }
 983                 /* done with socket instance */
 984                 next:
 985                 adminp = &admin->next;
 986                 admin = admin->next;
 987         }
 988
 989         return(work);
 990 }
 991