src/libopensrf/transport_session.c

   1 #include <opensrf/transport_session.h>
   2
   3 static char* get_xml_attr( const xmlChar** atts, const char* attr_name );
   4
   5 // ---------------------------------------------------------------------------------
   6 // returns a built and allocated transport_session object.
   7 // This codes does no network activity, only memory initilization
   8 // ---------------------------------------------------------------------------------
   9 transport_session* init_transport(  const char* server,
  10         int port, const char* unix_path, void* user_data, int component ) {
  11
  12         /* create the session struct */
  13         transport_session* session =
  14                 (transport_session*) safe_malloc( sizeof(transport_session) );
  15
  16         session->user_data = user_data;
  17
  18         session->component = component;
  19
  20         /* initialize the data buffers */
  21         session->body_buffer                    = buffer_init( JABBER_BODY_BUFSIZE );
  22         session->subject_buffer         = buffer_init( JABBER_SUBJECT_BUFSIZE );
  23         session->thread_buffer          = buffer_init( JABBER_THREAD_BUFSIZE );
  24         session->from_buffer                    = buffer_init( JABBER_JID_BUFSIZE );
  25         session->status_buffer          = buffer_init( JABBER_STATUS_BUFSIZE );
  26         session->recipient_buffer       = buffer_init( JABBER_JID_BUFSIZE );
  27         session->message_error_type = buffer_init( JABBER_JID_BUFSIZE );
  28         session->session_id                     = buffer_init( 64 );
  29
  30         session->message_error_code = 0;
  31
  32         /* for OpenSRF extensions */
  33         session->router_to_buffer               = buffer_init( JABBER_JID_BUFSIZE );
  34         session->router_from_buffer     = buffer_init( JABBER_JID_BUFSIZE );
  35         session->osrf_xid_buffer        = buffer_init( JABBER_JID_BUFSIZE );
  36         session->router_class_buffer    = buffer_init( JABBER_JID_BUFSIZE );
  37         session->router_command_buffer  = buffer_init( JABBER_JID_BUFSIZE );
  38
  39         session->router_broadcast   = 0;
  40
  41         if(     session->body_buffer            == NULL || session->subject_buffer       == NULL        ||
  42                         session->thread_buffer  == NULL || session->from_buffer          == NULL        ||
  43                         session->status_buffer  == NULL || session->recipient_buffer == NULL ||
  44                         session->router_to_buffer       == NULL || session->router_from_buffer   == NULL ||
  45                         session->router_class_buffer == NULL || session->router_command_buffer == NULL ||
  46                         session->session_id == NULL ) {
  47
  48                 osrfLogError(OSRF_LOG_MARK,  "init_transport(): buffer_init returned NULL" );
  49                 buffer_free( session->body_buffer );
  50                 buffer_free( session->subject_buffer );
  51                 buffer_free( session->thread_buffer );
  52                 buffer_free( session->from_buffer );
  53                 buffer_free( session->status_buffer );
  54                 buffer_free( session->recipient_buffer );
  55                 buffer_free( session->router_to_buffer );
  56                 buffer_free( session->router_from_buffer );
  57                 buffer_free( session->router_class_buffer );
  58                 buffer_free( session->router_command_buffer );
  59                 buffer_free( session->session_id );
  60                 free( session );
  61                 return 0;
  62         }
  63
  64
  65         /* initialize the jabber state machine */
  66         session->state_machine = (jabber_machine*) safe_malloc( sizeof(jabber_machine) );
  67         session->state_machine->connected        = 0;
  68         session->state_machine->connecting       = 0;
  69         session->state_machine->in_message       = 0;
  70         session->state_machine->in_message_body  = 0;
  71         session->state_machine->in_thread        = 0;
  72         session->state_machine->in_subject       = 0;
  73         session->state_machine->in_error         = 0;
  74         session->state_machine->in_message_error = 0;
  75         session->state_machine->in_iq            = 0;
  76         session->state_machine->in_presence      = 0;
  77         session->state_machine->in_status        = 0;
  78
  79         /* initialize the sax push parser */
  80         session->parser_ctxt = xmlCreatePushParserCtxt(SAXHandler, session, "", 0, NULL);
  81
  82         /* initialize the transport_socket structure */
  83         session->sock_mgr = (socket_manager*) safe_malloc( sizeof(socket_manager) );
  84
  85         session->sock_mgr->data_received = &grab_incoming;
  86         session->sock_mgr->on_socket_closed = NULL;
  87         session->sock_mgr->socket = NULL;
  88         session->sock_mgr->blob = session;
  89
  90         session->port = port;
  91         session->server = strdup(server);
  92         if(unix_path)
  93                 session->unix_path = strdup(unix_path);
  94         else session->unix_path = NULL;
  95
  96         session->sock_id = 0;
  97         session->message_callback = NULL;
  98
  99         return session;
 100 }
 101
 102
 103
 104 /* XXX FREE THE BUFFERS */
 105 int session_free( transport_session* session ) {
 106         if( ! session ) { return 0; }
 107
 108         if(session->sock_mgr)
 109                 socket_manager_free(session->sock_mgr);
 110
 111         if( session->state_machine ) free( session->state_machine );
 112         if( session->parser_ctxt) {
 113                 xmlFreeDoc( session->parser_ctxt->myDoc );
 114                 xmlFreeParserCtxt(session->parser_ctxt);
 115         }
 116
 117         xmlCleanupCharEncodingHandlers();
 118         xmlDictCleanup();
 119         xmlCleanupParser();
 120
 121         buffer_free(session->body_buffer);
 122         buffer_free(session->subject_buffer);
 123         buffer_free(session->thread_buffer);
 124         buffer_free(session->from_buffer);
 125         buffer_free(session->recipient_buffer);
 126         buffer_free(session->status_buffer);
 127         buffer_free(session->message_error_type);
 128         buffer_free(session->router_to_buffer);
 129         buffer_free(session->router_from_buffer);
 130         buffer_free(session->osrf_xid_buffer);
 131         buffer_free(session->router_class_buffer);
 132         buffer_free(session->router_command_buffer);
 133         buffer_free(session->session_id);
 134
 135         free(session->server);
 136         free(session->unix_path);
 137
 138         free( session );
 139         return 1;
 140 }
 141
 142
 143 int session_wait( transport_session* session, int timeout ) {
 144         if( ! session || ! session->sock_mgr ) {
 145                 return 0;
 146         }
 147
 148         int ret =  socket_wait( session->sock_mgr, timeout, session->sock_id );
 149
 150         if( ret ) {
 151                 osrfLogDebug(OSRF_LOG_MARK, "socket_wait returned error code %d", ret);
 152                 session->state_machine->connected = 0;
 153         }
 154         return ret;
 155 }
 156
 157 int session_send_msg(
 158                 transport_session* session, transport_message* msg ) {
 159
 160         if( ! session ) { return -1; }
 161
 162         if( ! session->state_machine->connected ) {
 163                 osrfLogWarning(OSRF_LOG_MARK, "State machine is not connected in send_msg()");
 164                 return -1;
 165         }
 166
 167         message_prepare_xml( msg );
 168         //tcp_send( session->sock_obj, msg->msg_xml );
 169         return socket_send( session->sock_id, msg->msg_xml );
 170
 171 }
 172
 173
 174 /* connects to server and connects to jabber */
 175 int session_connect( transport_session* session,
 176                 const char* username, const char* password,
 177                 const char* resource, int connect_timeout, enum TRANSPORT_AUTH_TYPE auth_type ) {
 178
 179         int size1 = 0;
 180         int size2 = 0;
 181
 182         if( ! session ) {
 183                 osrfLogWarning(OSRF_LOG_MARK,  "session is null in connect" );
 184                 return 0;
 185         }
 186
 187
 188         //char* server = session->sock_obj->server;
 189         char* server = session->server;
 190
 191         if( ! session->sock_id ) {
 192
 193                 if(session->port > 0) {
 194                         if( (session->sock_id = socket_open_tcp_client(
 195                                 session->sock_mgr, session->port, session->server)) <= 0 )
 196                         return 0;
 197
 198                 } else if(session->unix_path != NULL) {
 199                         if( (session->sock_id = socket_open_unix_client(
 200                                 session->sock_mgr, session->unix_path)) <= 0 )
 201                         return 0;
 202                 }
 203                 else {
 204                         osrfLogWarning( OSRF_LOG_MARK, "Can't open session: no port or unix path" );
 205                         return 0;
 206                 }
 207         }
 208
 209         if( session->component ) {
 210
 211                 /* the first Jabber connect stanza */
 212                 char* our_hostname = getenv("HOSTNAME");
 213                 size1 = 150 + strlen( server );
 214                 char stanza1[ size1 ];
 215                 snprintf( stanza1, sizeof(stanza1),
 216                                 "<stream:stream version='1.0' xmlns:stream='http://etherx.jabber.org/streams' "
 217                                 "xmlns='jabber:component:accept' to='%s' from='%s' xml:lang='en'>",
 218                                 username, our_hostname );
 219
 220                 /* send the first stanze */
 221                 session->state_machine->connecting = CONNECTING_1;
 222
 223 //              if( ! tcp_send( session->sock_obj, stanza1 ) ) {
 224                 if( socket_send( session->sock_id, stanza1 ) ) {
 225                         osrfLogWarning(OSRF_LOG_MARK, "error sending");
 226                         return 0;
 227                 }
 228
 229                 /* wait for reply */
 230                 //tcp_wait( session->sock_obj, connect_timeout ); /* make the timeout smarter XXX */
 231                 socket_wait(session->sock_mgr, connect_timeout, session->sock_id);
 232
 233                 /* server acknowledges our existence, now see if we can login */
 234                 if( session->state_machine->connecting == CONNECTING_2 ) {
 235
 236                         int ss = session->session_id->n_used + strlen(password) + 5;
 237                         char hashstuff[ss];
 238                         snprintf( hashstuff, sizeof(hashstuff), "%s%s", session->session_id->buf, password );
 239
 240                         char* hash = shahash( hashstuff );
 241                         size2 = 100 + strlen( hash );
 242                         char stanza2[ size2 ];
 243                         snprintf( stanza2, sizeof(stanza2), "<handshake>%s</handshake>", hash );
 244
 245                         //if( ! tcp_send( session->sock_obj, stanza2 )  ) {
 246                         if( socket_send( session->sock_id, stanza2 )  ) {
 247                                 osrfLogWarning(OSRF_LOG_MARK, "error sending");
 248                                 return 0;
 249                         }
 250                 }
 251
 252         } else { /* we're not a component */
 253
 254                 /* the first Jabber connect stanza */
 255                 size1 = 100 + strlen( server );
 256                 char stanza1[ size1 ];
 257                 snprintf( stanza1, sizeof(stanza1),
 258                                 "<stream:stream to='%s' xmlns='jabber:client' "
 259                                 "xmlns:stream='http://etherx.jabber.org/streams'>",
 260                         server );
 261
 262
 263                 /* send the first stanze */
 264                 session->state_machine->connecting = CONNECTING_1;
 265                 //if( ! tcp_send( session->sock_obj, stanza1 ) ) {
 266                 if( socket_send( session->sock_id, stanza1 ) ) {
 267                         osrfLogWarning(OSRF_LOG_MARK, "error sending");
 268                         return 0;
 269                 }
 270
 271
 272                 /* wait for reply */
 273                 //tcp_wait( session->sock_obj, connect_timeout ); /* make the timeout smarter XXX */
 274                 socket_wait( session->sock_mgr, connect_timeout, session->sock_id ); /* make the timeout smarter XXX */
 275
 276                 if( auth_type == AUTH_PLAIN ) {
 277
 278                         /* the second jabber connect stanza including login info*/
 279                         size2 = 150 + strlen( username ) + strlen(password) + strlen(resource);
 280                         char stanza2[ size2 ];
 281                         snprintf( stanza2, sizeof(stanza2),
 282                                         "<iq id='123456789' type='set'><query xmlns='jabber:iq:auth'>"
 283                                         "<username>%s</username><password>%s</password><resource>%s</resource></query></iq>",
 284                                         username, password, resource );
 285
 286                         /* server acknowledges our existence, now see if we can login */
 287                         if( session->state_machine->connecting == CONNECTING_2 ) {
 288                                 //if( ! tcp_send( session->sock_obj, stanza2 )  ) {
 289                                 if( socket_send( session->sock_id, stanza2 )  ) {
 290                                         osrfLogWarning(OSRF_LOG_MARK, "error sending");
 291                                         return 0;
 292                                 }
 293                         }
 294
 295                 } else if( auth_type == AUTH_DIGEST ) {
 296
 297                         int ss = session->session_id->n_used + strlen(password) + 5;
 298                         char hashstuff[ss];
 299                         snprintf( hashstuff, sizeof(hashstuff), "%s%s", session->session_id->buf, password );
 300
 301                         char* hash = shahash( hashstuff );
 302
 303                         /* the second jabber connect stanza including login info*/
 304                         size2 = 150 + strlen( hash ) + strlen(password) + strlen(resource);
 305                         char stanza2[ size2 ];
 306                         snprintf( stanza2, sizeof(stanza2),
 307                                         "<iq id='123456789' type='set'><query xmlns='jabber:iq:auth'>"
 308                                         "<username>%s</username><digest>%s</digest><resource>%s</resource></query></iq>",
 309                                         username, hash, resource );
 310
 311                         /* server acknowledges our existence, now see if we can login */
 312                         if( session->state_machine->connecting == CONNECTING_2 ) {
 313                                 //if( ! tcp_send( session->sock_obj, stanza2 )  ) {
 314                                 if( socket_send( session->sock_id, stanza2 )  ) {
 315                                         osrfLogWarning(OSRF_LOG_MARK, "error sending");
 316                                         return 0;
 317                                 }
 318                         }
 319
 320                 }
 321
 322         } // not component
 323
 324
 325         /* wait for reply */
 326         //tcp_wait( session->sock_obj, connect_timeout );
 327         socket_wait( session->sock_mgr, connect_timeout, session->sock_id );
 328
 329         if( session->state_machine->connected ) {
 330                 /* yar! */
 331                 return 1;
 332         }
 333
 334         return 0;
 335 }
 336
 337 // ---------------------------------------------------------------------------------
 338 // TCP data callback. Shove the data into the push parser.
 339 // ---------------------------------------------------------------------------------
 340 //void grab_incoming( void * session, char* data ) {
 341 void grab_incoming(void* blob, socket_manager* mgr, int sockid, char* data, int parent) {
 342         transport_session* ses = (transport_session*) blob;
 343         if( ! ses ) { return; }
 344         xmlParseChunk(ses->parser_ctxt, data, strlen(data), 0);
 345 }
 346
 347
 348 void startElementHandler(
 349         void *session, const xmlChar *name, const xmlChar **atts) {
 350
 351         transport_session* ses = (transport_session*) session;
 352         if( ! ses ) { return; }
 353
 354
 355         if( strcmp( (char*) name, "message" ) == 0 ) {
 356                 ses->state_machine->in_message = 1;
 357                 buffer_add( ses->from_buffer, get_xml_attr( atts, "from" ) );
 358                 buffer_add( ses->recipient_buffer, get_xml_attr( atts, "to" ) );
 359                 buffer_add( ses->router_from_buffer, get_xml_attr( atts, "router_from" ) );
 360                 buffer_add( ses->osrf_xid_buffer, get_xml_attr( atts, "osrf_xid" ) );
 361                 buffer_add( ses->router_to_buffer, get_xml_attr( atts, "router_to" ) );
 362                 buffer_add( ses->router_class_buffer, get_xml_attr( atts, "router_class" ) );
 363                 buffer_add( ses->router_command_buffer, get_xml_attr( atts, "router_command" ) );
 364                 char* broadcast = get_xml_attr( atts, "broadcast" );
 365                 if( broadcast )
 366                         ses->router_broadcast = atoi( broadcast );
 367
 368                 return;
 369         }
 370
 371         if( ses->state_machine->in_message ) {
 372
 373                 if( strcmp( (char*) name, "body" ) == 0 ) {
 374                         ses->state_machine->in_message_body = 1;
 375                         return;
 376                 }
 377
 378                 if( strcmp( (char*) name, "subject" ) == 0 ) {
 379                         ses->state_machine->in_subject = 1;
 380                         return;
 381                 }
 382
 383                 if( strcmp( (char*) name, "thread" ) == 0 ) {
 384                         ses->state_machine->in_thread = 1;
 385                         return;
 386                 }
 387
 388         }
 389
 390         if( strcmp( (char*) name, "presence" ) == 0 ) {
 391                 ses->state_machine->in_presence = 1;
 392                 buffer_add( ses->from_buffer, get_xml_attr( atts, "from" ) );
 393                 buffer_add( ses->recipient_buffer, get_xml_attr( atts, "to" ) );
 394                 return;
 395         }
 396
 397         if( strcmp( (char*) name, "status" ) == 0 ) {
 398                 ses->state_machine->in_status = 1;
 399                 return;
 400         }
 401
 402
 403         if( strcmp( (char*) name, "stream:error" ) == 0 ) {
 404                 ses->state_machine->in_error = 1;
 405                 ses->state_machine->connected = 0;
 406                 osrfLogWarning(  OSRF_LOG_MARK, "Received <stream:error> message from Jabber server" );
 407                 return;
 408         }
 409
 410
 411         /* first server response from a connect attempt */
 412         if( strcmp( (char*) name, "stream:stream" ) == 0 ) {
 413                 if( ses->state_machine->connecting == CONNECTING_1 ) {
 414                         ses->state_machine->connecting = CONNECTING_2;
 415                         buffer_add( ses->session_id, get_xml_attr(atts, "id") );
 416                 }
 417         }
 418
 419         if( strcmp( (char*) name, "handshake" ) == 0 ) {
 420                 ses->state_machine->connected = 1;
 421                 ses->state_machine->connecting = 0;
 422                 return;
 423         }
 424
 425
 426         if( strcmp( (char*) name, "error" ) == 0 ) {
 427                 ses->state_machine->in_message_error = 1;
 428                 buffer_add( ses->message_error_type, get_xml_attr( atts, "type" ) );
 429                 ses->message_error_code = atoi( get_xml_attr( atts, "code" ) );
 430                 osrfLogInfo( OSRF_LOG_MARK,  "Received <error> message with type %s and code %s",
 431                         get_xml_attr( atts, "type"), get_xml_attr( atts, "code") );
 432                 return;
 433         }
 434
 435         if( strcmp( (char*) name, "iq" ) == 0 ) {
 436                 ses->state_machine->in_iq = 1;
 437
 438                 if( strcmp( get_xml_attr(atts, "type"), "result") == 0
 439                                 && ses->state_machine->connecting == CONNECTING_2 ) {
 440                         ses->state_machine->connected = 1;
 441                         ses->state_machine->connecting = 0;
 442                         return;
 443                 }
 444
 445                 if( strcmp( get_xml_attr(atts, "type"), "error") == 0 ) {
 446                         osrfLogWarning( OSRF_LOG_MARK,  "Error connecting to jabber" );
 447                         return;
 448                 }
 449         }
 450 }
 451
 452 // ------------------------------------------------------------------
 453 // Returns the value of the given XML attribute
 454 // The xmlChar** construct is commonly returned from SAX event
 455 // handlers.  Pass that in with the name of the attribute you want
 456 // to retrieve.
 457 // ------------------------------------------------------------------
 458 static char* get_xml_attr( const xmlChar** atts, const char* attr_name ) {
 459         int i;
 460         if (atts != NULL) {
 461                 for(i = 0;(atts[i] != NULL);i++) {
 462                         if( strcmp( (char*) atts[i++], attr_name ) == 0 ) {
 463                                 if( atts[i] != NULL ) {
 464                                         return (char*) atts[i];
 465                                 }
 466                         }
 467                 }
 468         }
 469         return NULL;
 470 }
 471
 472
 473 // ------------------------------------------------------------------
 474 // See which tags are ending
 475 // ------------------------------------------------------------------
 476 void endElementHandler( void *session, const xmlChar *name) {
 477         transport_session* ses = (transport_session*) session;
 478         if( ! ses ) { return; }
 479
 480         if( strcmp( (char*) name, "message" ) == 0 ) {
 481
 482
 483                 /* pass off the message info the callback */
 484                 if( ses->message_callback ) {
 485
 486                         /* here it's ok to pass in the raw buffers because
 487                                 message_init allocates new space for the chars
 488                                 passed in */
 489                         transport_message* msg =  message_init(
 490                                 ses->body_buffer->buf,
 491                                 ses->subject_buffer->buf,
 492                                 ses->thread_buffer->buf,
 493                                 ses->recipient_buffer->buf,
 494                                 ses->from_buffer->buf );
 495
 496                         message_set_router_info( msg,
 497                                 ses->router_from_buffer->buf,
 498                                 ses->router_to_buffer->buf,
 499                                 ses->router_class_buffer->buf,
 500                                 ses->router_command_buffer->buf,
 501                                 ses->router_broadcast );
 502
 503          message_set_osrf_xid( msg, ses->osrf_xid_buffer->buf );
 504
 505                         if( ses->message_error_type->n_used > 0 ) {
 506                                 set_msg_error( msg, ses->message_error_type->buf, ses->message_error_code );
 507                         }
 508
 509                         if( msg == NULL ) { return; }
 510                         ses->message_callback( ses->user_data, msg );
 511                 }
 512
 513                 ses->state_machine->in_message = 0;
 514                 reset_session_buffers( session );
 515                 return;
 516         }
 517
 518         if( strcmp( (const char*) name, "body" ) == 0 ) {
 519                 ses->state_machine->in_message_body = 0;
 520                 return;
 521         }
 522
 523         if( strcmp( (const char*) name, "subject" ) == 0 ) {
 524                 ses->state_machine->in_subject = 0;
 525                 return;
 526         }
 527
 528         if( strcmp( (const char*) name, "thread" ) == 0 ) {
 529                 ses->state_machine->in_thread = 0;
 530                 return;
 531         }
 532
 533         if( strcmp( (const char*) name, "iq" ) == 0 ) {
 534                 ses->state_machine->in_iq = 0;
 535                 if( ses->message_error_code > 0 ) {
 536                         osrfLogWarning( OSRF_LOG_MARK,  "Error in IQ packet: code %d",  ses->message_error_code );
 537                         osrfLogWarning( OSRF_LOG_MARK,  "Error 401 means not authorized" );
 538                 }
 539                 reset_session_buffers( session );
 540                 return;
 541         }
 542
 543         if( strcmp( (const char*) name, "presence" ) == 0 ) {
 544                 ses->state_machine->in_presence = 0;
 545                 /*
 546                 if( ses->presence_callback ) {
 547                         // call the callback with the status, etc.
 548                 }
 549                 */
 550                 reset_session_buffers( session );
 551                 return;
 552         }
 553
 554         if( strcmp( (const char*) name, "status" ) == 0 ) {
 555                 ses->state_machine->in_status = 0;
 556                 return;
 557         }
 558
 559         if( strcmp( (const char*) name, "error" ) == 0 ) {
 560                 ses->state_machine->in_message_error = 0;
 561                 return;
 562         }
 563
 564         if( strcmp( (const char*) name, "error:error" ) == 0 ) {
 565                 ses->state_machine->in_error = 0;
 566                 return;
 567         }
 568 }
 569
 570 int reset_session_buffers( transport_session* ses ) {
 571         buffer_reset( ses->body_buffer );
 572         buffer_reset( ses->subject_buffer );
 573         buffer_reset( ses->thread_buffer );
 574         buffer_reset( ses->from_buffer );
 575         buffer_reset( ses->recipient_buffer );
 576         buffer_reset( ses->router_from_buffer );
 577         buffer_reset( ses->osrf_xid_buffer );
 578         buffer_reset( ses->router_to_buffer );
 579         buffer_reset( ses->router_class_buffer );
 580         buffer_reset( ses->router_command_buffer );
 581         buffer_reset( ses->message_error_type );
 582         buffer_reset( ses->session_id );
 583
 584         return 1;
 585 }
 586
 587 // ------------------------------------------------------------------
 588 // takes data out of the body of the message and pushes it into
 589 // the appropriate buffer
 590 // ------------------------------------------------------------------
 591 void characterHandler(
 592                 void *session, const xmlChar *ch, int len) {
 593
 594         char data[len+1];
 595         strncpy( data, (const char*) ch, len );
 596         data[len] = 0;
 597
 598         //printf( "Handling characters: %s\n", data );
 599         transport_session* ses = (transport_session*) session;
 600         if( ! ses ) { return; }
 601
 602         /* set the various message parts */
 603         if( ses->state_machine->in_message ) {
 604
 605                 if( ses->state_machine->in_message_body ) {
 606                         buffer_add( ses->body_buffer, data );
 607                 }
 608
 609                 if( ses->state_machine->in_subject ) {
 610                         buffer_add( ses->subject_buffer, data );
 611                 }
 612
 613                 if( ses->state_machine->in_thread ) {
 614                         buffer_add( ses->thread_buffer, data );
 615                 }
 616         }
 617
 618         /* set the presence status */
 619         if( ses->state_machine->in_presence && ses->state_machine->in_status ) {
 620                 buffer_add( ses->status_buffer, data );
 621         }
 622
 623         if( ses->state_machine->in_error ) {
 624                 /* for now... */
 625                 osrfLogWarning( OSRF_LOG_MARK,  "ERROR XML fragment: %s\n", ch );
 626         }
 627
 628 }
 629
 630 /* XXX change to warning handlers */
 631 void  parseWarningHandler( void *session, const char* msg, ... ) {
 632
 633         va_list args;
 634         va_start(args, msg);
 635         fprintf(stdout, "transport_session XML WARNING");
 636         vfprintf(stdout, msg, args);
 637         va_end(args);
 638         fprintf(stderr, "XML WARNING: %s\n", msg );
 639 }
 640
 641 void  parseErrorHandler( void *session, const char* msg, ... ){
 642
 643         va_list args;
 644         va_start(args, msg);
 645         fprintf(stdout, "transport_session XML ERROR");
 646         vfprintf(stdout, msg, args);
 647         va_end(args);
 648         fprintf(stderr, "XML ERROR: %s\n", msg );
 649
 650 }
 651
 652 int session_disconnect( transport_session* session ) {
 653         if( session == NULL ) { return 0; }
 654         //tcp_send( session->sock_obj, "</stream:stream>");
 655         socket_send(session->sock_id, "</stream:stream>");
 656         socket_disconnect(session->sock_mgr, session->sock_id);
 657         return 0;
 658         //return tcp_disconnect( session->sock_obj );
 659 }
 660