#if HAVE_CRT #define _CRTDBG_MAP_ALLOC #include <stdlib.h> #include <crtdbg.h> #endif //HAVE_CRT /* * Copyright (C) 2020, University of the Basque Country (UPV/EHU) * * Contact for licensing options: <licensing-mcpttclient(at)mcopenplatform(dot)com> * * This file is part of MCOP MCPTT Client * * This is free software: you can redistribute it and/or modify it under the terms of * the GNU General Public License as published by the Free Software Foundation, either version 3 * of the License, or (at your option) any later version. * * This is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. * See the GNU General Public License for more details. * * You should have received a copy of the GNU General Public License along * with this program; if not, write to the Free Software Foundation, Inc., * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ /* *@file tmcptt_manager.c * @brief MCPTT manager. * */ #include "tinyrtp/trtp_manager.h" #include "tinymcptt/tmcptt_manager.h" #include "tinyrtp/rtp/trtp_rtp_packet.h" #include "tinyrtp/rtcp/trtp_rtcp_packet.h" #include "tinyrtp/rtcp/trtp_rtcp_report_app.h" #include "tinyrtp/rtcp/trtp_rtcp_session.h" #include "tsk_string.h" #include "tsk_memory.h" #include "tsk_base64.h" #include "tsk_md5.h" #include "tsk_debug.h" #include "tsk_timer.h" #include <limits.h> /* INT_MAX */ #if !defined(TMCPTT_TRANSPORT_NAME) # define TMCPTT_TRANSPORT_NAME "MCPTT Manager" #endif static tmcptt_manager_t* _tmcptt_manager_create(const char* local_ip) { tmcptt_manager_t* manager; if((manager = (tmcptt_manager_t *)tsk_object_new(tmcptt_manager_def_t))){ manager->rtp_manager = trtp_manager_create(tsk_true, local_ip, tsk_false, tmedia_srtp_type_none, tmedia_srtp_mode_none); manager->rtp_manager->use_rtcpmux = tsk_true; manager->rtp_manager_mbms = trtp_manager_create(tsk_true, local_ip, tsk_false, tmedia_srtp_type_none, tmedia_srtp_mode_none); manager->rtp_manager_mbms->use_rtcpmux = tsk_true; manager->rtp_manager_mbms_floor = trtp_manager_create(tsk_true, local_ip, tsk_false, tmedia_srtp_type_none, tmedia_srtp_mode_none); manager->rtp_manager_mbms_floor->use_rtcpmux = tsk_true; } return manager; } /* static int tmcptt_manager_rtp_cb(const void* callback_data, const trtp_rtp_packet_t* packet) { int ret = 0; tmcptt_manager_t* manager = (tmcptt_manager_t*)callback_data; trtp_rtcp_packet_t* rtcp_packet = tsk_null; tsk_size_t size; char* data; size = trtp_rtp_packet_guess_serialbuff_size(packet); #if HAVE_CRT //Debug memory data = (char*)tsk_malloc(size*sizeof(char)); #else data = (char*)malloc(size*sizeof(char)); #endif //HAVE_CRT size = trtp_rtp_packet_serialize_to(packet, data, size); if(size <= 0){ TSK_FREE(data); return -1; } rtcp_packet = (trtp_rtcp_packet_t*)trtp_rtcp_packet_deserialize(data, size); if(manager->mcptt_callback.fun) ret = manager->mcptt_callback.fun(manager->mcptt_callback.usrdata, rtcp_packet); else{ TSK_DEBUG_ERROR("Undefined callback function"); ret = -1; } TSK_FREE(data); return ret; } */ /** Create MCPTT manager */ tmcptt_manager_t* tmcptt_manager_create(const char* local_ip) { tmcptt_manager_t* manager; if((manager = _tmcptt_manager_create(local_ip))){ } return manager; } /** Prepare MCPTT manager */ int tmcptt_manager_prepare(tmcptt_manager_t* self) { /* const char *rtcp_local_ip = tsk_null; tnet_port_t rtcp_local_port = 0; tnet_socket_type_t socket_type; uint8_t retry_count; */ if(!self){ TSK_DEBUG_ERROR("Invalid parameter"); return -1; } if(self->rtp_manager->transport){ TSK_DEBUG_ERROR("MCPTT manager already prepared"); return -2; } /* #define __retry_count_max 5 #define __retry_count_max_minus1 (__retry_count_max - 1) retry_count = __retry_count_max; socket_type = tnet_socket_type_udp_ipv4; /* Creates local rtcp socket */ /* while(retry_count--){ /* random number in the range 1024 to 65535 */ /* static int counter = 0; // first check => try to use port from latest active session if exist tnet_port_t local_port = (retry_count == __retry_count_max_minus1 && (self->rtp_manager->port_range.start <= self->rtp_manager->rtcp.public_port && self->rtp_manager->rtcp.public_port <= self->rtp_manager->port_range.stop)) ? self->rtp_manager->rtcp.public_port : (((rand() ^ ++counter) % (self->rtp_manager->port_range.stop - self->rtp_manager->port_range.start)) + self->rtp_manager->port_range.start); local_port = (local_port & 0xFFFE); /* turn to even number */ /* because failure will cause errors in the log, print a message to alert that there is * nothing to worry about */ /* TSK_DEBUG_INFO("MCPTT manager[Begin]: Trying to bind to random ports"); /* MCPTT */ /* if(!(self->rtp_manager->transport = tnet_transport_create(self->rtp_manager->local_ip, local_port, socket_type, TMCPTT_TRANSPORT_NAME))){ TSK_DEBUG_ERROR("Failed to create MCPTT Transport"); return -3; } TSK_DEBUG_INFO("MCPTT manager[End]: Trying to bind to random ports"); break; }// end-of-while(retry_count) rtcp_local_ip = self->rtp_manager->transport->master->ip; rtcp_local_port = self->rtp_manager->transport->master->port; tsk_strupdate(&self->rtp_manager->rtcp.public_ip, rtcp_local_ip); self->rtp_manager->rtcp.public_port = rtcp_local_port; */ trtp_manager_prepare(self->rtp_manager); self->rtp_manager->transport->description = tsk_strdup("MCPTT Manager"); self->public_port = self->rtp_manager->rtp.public_port; /* if(self->rtp_manager->transport){ /* set callback function *//* tnet_transport_set_callback(self->rtp_manager->transport, _tmcptt_transport_layer_cb, self); } */ return 0; } /** Prepares the MBMS manager */ int tmcptt_mbms_manager_prepare(tmcptt_manager_t* self) { if(!self){ TSK_DEBUG_ERROR("Invalid parameter"); return -1; } if(self->rtp_manager_mbms->transport){ TSK_DEBUG_ERROR("MCPTT manager already prepared"); return -2; } //MCPTT MBMS trtp_manager_prepare(self->rtp_manager_mbms); if(self->rtp_manager_mbms){ self->rtp_manager_mbms->transport->description = tsk_strdup("MCPTT MBMS Manager"); self->public_port_mbms_manager = self->rtp_manager_mbms->rtp.public_port; self->rtp_manager_mbms->use_rtcp = tsk_true; //trtp_manager_prepare sets these values to "false" if multicast self->rtp_manager_mbms->use_rtcpmux = tsk_true; } return 0; } int tmcptt_mbms_floor_manager_prepare(tmcptt_manager_t* self) { if(!self){ TSK_DEBUG_ERROR("Invalid parameter"); return -1; } if(self->rtp_manager_mbms_floor->transport){ TSK_DEBUG_ERROR("MCPTT MBMS floor manager already prepared"); return -2; } //MCPTT MBMS floor ctrl trtp_manager_prepare(self->rtp_manager_mbms_floor); if(self->rtp_manager_mbms_floor){ self->rtp_manager_mbms_floor->transport->description = tsk_strdup("MCPTT MBMS Floor Manager"); self->rtp_manager_mbms_floor->use_rtcp = tsk_true; //trtp_manager_prepare sets these values to "false" if multicast self->rtp_manager_mbms_floor->use_rtcpmux = tsk_true; } return 0; } /** Indicates whether the manager is already ready or not */ tsk_bool_t tmcptt_manager_is_ready(tmcptt_manager_t* self) { if(!self){ TSK_DEBUG_ERROR("Invalid parameter"); return tsk_false; } return (self->rtp_manager->transport != tsk_null); } /** Sets remote parameters for mcptt session */ int tmcptt_manager_set_mcptt_remote(tmcptt_manager_t* self, const char* remote_ip, tnet_port_t remote_port) { if(!self){ TSK_DEBUG_ERROR("Invalid parameter"); return -1; } tsk_strupdate(&self->rtp_manager->rtp.remote_ip, remote_ip); self->rtp_manager->rtp.remote_port = remote_port; return 0; } /** Sets remote parameters for mbms session */ int tmcptt_manager_set_mcptt_mbms_remote(tmcptt_manager_t* self, const char* remote_ip, tnet_port_t remote_port) { if(!self){ TSK_DEBUG_ERROR("Invalid parameter"); return -1; } tsk_strupdate(&self->rtp_manager_mbms->rtp.remote_ip, remote_ip); self->rtp_manager_mbms->rtp.remote_port = remote_port; return 0; } /** Sets remote parameters for MBMS floor control session */ int tmcptt_manager_set_mcptt_mbms_floor_remote(tmcptt_manager_t* self, const char* remote_ip, tnet_port_t remote_port) { if(!self){ TSK_DEBUG_ERROR("Invalid parameter"); return -1; } tsk_strupdate(&self->rtp_manager_mbms_floor->rtp.remote_ip, remote_ip); self->rtp_manager_mbms_floor->rtp.remote_port = remote_port; return 0; } /** Sets MCPTT callback */ int tmcptt_manager_set_mcptt_callback(tmcptt_manager_t* self, trtp_rtcp_cb_f fun, const void* usrdata) { if(!self || !self->rtp_manager){ TSK_DEBUG_ERROR("Invalid parameter"); return -1; } // self->mcptt_callback.fun = fun; // self->mcptt_callback.usrdata = usrdata; // return trtp_manager_set_rtp_callback(self->rtp_manager, tmcptt_manager_rtp_cb, self); // return trtp_manager_set_rtp_callback(self->rtp_manager, fun, usrdata); return trtp_manager_set_rtcp_callback(self->rtp_manager, fun, usrdata); } /** Sets MBMS callback */ int tmcptt_manager_set_mcptt_mbms_callback(tmcptt_manager_t* self, trtp_rtcp_cb_f fun, const void* usrdata) { if(!self || !self->rtp_manager_mbms){ TSK_DEBUG_ERROR("Invalid parameter"); return -1; } // self->mcptt_callback.fun = fun; // self->mcptt_callback.usrdata = usrdata; // return trtp_manager_set_rtp_callback(self->rtp_manager, tmcptt_manager_rtp_cb, self); // return trtp_manager_set_rtp_callback(self->rtp_manager, fun, usrdata); return trtp_manager_set_rtcp_callback(self->rtp_manager_mbms, fun, usrdata); } int tmcptt_manager_set_mcptt_mbms_floor_callback(tmcptt_manager_t* self, trtp_rtcp_cb_f fun, const void* usrdata) { if(!self || !self->rtp_manager_mbms_floor){ TSK_DEBUG_ERROR("Invalid parameter"); return -1; } // self->mcptt_callback.fun = fun; // self->mcptt_callback.usrdata = usrdata; // return trtp_manager_set_rtp_callback(self->rtp_manager, tmcptt_manager_rtp_cb, self); // return trtp_manager_set_rtp_callback(self->rtp_manager, fun, usrdata); return trtp_manager_set_rtcp_callback(self->rtp_manager_mbms_floor, fun, usrdata); } int tmcptt_manager_set_port_range(tmcptt_manager_t* self, uint16_t start, uint16_t stop) { if(!self){ TSK_DEBUG_ERROR("Invalid parameter"); return -1; } self->rtp_manager->port_range.start = start; self->rtp_manager->port_range.stop = stop; return 0; } int tmcptt_mbms_manager_set_port_range(tmcptt_manager_t* self, uint16_t start, uint16_t stop) { if(!self){ TSK_DEBUG_ERROR("Invalid parameter"); return -1; } self->rtp_manager_mbms->port_range.start = start; self->rtp_manager_mbms->port_range.stop = stop; return 0; } int tmcptt_mbms_floor_manager_set_port_range(tmcptt_manager_t* self, uint16_t start, uint16_t stop) { if(!self){ TSK_DEBUG_ERROR("Invalid parameter"); return -1; } self->rtp_manager_mbms_floor->port_range.start = start; self->rtp_manager_mbms_floor->port_range.stop = stop; return 0; } /** Starts the MCPTT manager */ int tmcptt_manager_start(tmcptt_manager_t* self) { int ret = 0; // int rcv_buf = (int)tmedia_defaults_get_rtpbuff_size(); // int snd_buf = (int)tmedia_defaults_get_rtpbuff_size(); // // if(!self){ // TSK_DEBUG_ERROR("Invalid parameter"); // return -1; // } // // tsk_safeobj_lock(self); // // if (self->rtp_manager->is_started) { // goto bail; // } // // if(!self->rtp_manager->transport && (ret = tmcptt_manager_prepare(self))){ // TSK_DEBUG_ERROR("Failed to prepare MCPTT manager"); // goto bail; // } // // if(!self->rtp_manager->transport || !self->rtp_manager->transport->master){ // TSK_DEBUG_ERROR("MCPTT manager not prepared"); // ret = -2; // goto bail; // } // // /* Flush buffers and re-enable sockets */ // if(self->rtp_manager->transport->master && self->rtp_manager->is_socket_disabled){ // static char buff[1024]; // tsk_size_t guard_count = 0; // // TSK_DEBUG_INFO("Start flushing MCPTT socket..."); // // Buffer should be empty ...but who knows? // // rcv() should never block() as we are always using non-blocking sockets // while ((ret = recv(self->rtp_manager->transport->master->fd, buff, sizeof(buff), 0)) > 0 && ++guard_count < 0xF0){ // TSK_DEBUG_INFO("Flushing MCPTT Buffer %d", ret); // } // TSK_DEBUG_INFO("End flushing MCPTT socket"); // } // // /* enlarge socket buffer */ // TSK_DEBUG_INFO("SO_RCVBUF = %d, SO_SNDBUF = %d", rcv_buf, snd_buf); // if((ret = setsockopt(self->rtp_manager->transport->master->fd, SOL_SOCKET, SO_RCVBUF, (char*)&rcv_buf, sizeof(rcv_buf)))){ // TNET_PRINT_LAST_ERROR("setsockopt(SOL_SOCKET, SO_RCVBUF, %d) has failed with error code %d", rcv_buf, ret); // } // if((ret = setsockopt(self->rtp_manager->transport->master->fd, SOL_SOCKET, SO_SNDBUF, (char*)&snd_buf, sizeof(snd_buf)))){ // TNET_PRINT_LAST_ERROR("setsockopt(SOL_SOCKET, SO_SNDBUF, %d) has failed with error code %d", snd_buf, ret); // } // // // // check remote IP address validity // if((tsk_striequals(self->rtp_manager->rtcp.remote_ip, "0.0.0.0") || tsk_striequals(self->rtp_manager->rtcp.remote_ip, "::"))) { // most likely loopback testing // tnet_ip_t source = {0}; // tsk_bool_t updated = tsk_false; // if(self->rtp_manager->transport && self->rtp_manager->transport->master){ // updated = (tnet_getbestsource(self->rtp_manager->transport->master->ip, self->rtp_manager->transport->master->port, self->rtp_manager->transport->master->type, &source) == 0); // } // // Not allowed to send data to "0.0.0.0" // TSK_DEBUG_INFO("MCPTT remote IP contains not allowed value ...changing to '%s'", updated ? source : "oops"); // if(updated){ // tsk_strupdate(&self->rtp_manager->rtcp.remote_ip, source); // } // } // if((ret = tnet_sockaddr_init(self->rtp_manager->rtcp.remote_ip, self->rtp_manager->rtcp.remote_port, self->rtp_manager->transport->master->type, &self->rtp_manager->rtcp.remote_addr))){ // tnet_transport_shutdown(self->rtp_manager->transport); // TSK_OBJECT_SAFE_FREE(self->rtp_manager->transport); // TSK_DEBUG_ERROR("Invalid MCPTT host:port [%s:%u]", self->rtp_manager->rtcp.remote_ip, self->rtp_manager->rtcp.remote_port); // goto bail; // } // TSK_DEBUG_INFO("rtcp.remote_ip=%s, rtcp.remote_port=%d, rtcp.local_fd=%d", self->rtp_manager->rtcp.remote_ip, self->rtp_manager->rtcp.remote_port, self->rtp_manager->transport->master->fd); // // /* add RTCP socket to the transport */ // if(self->rtp_manager->rtcp.local_socket){ // TSK_DEBUG_INFO("rtcp.local_ip=%s, rtcp.local_port=%d, rtcp.local_fd=%d", self->rtp_manager->rtcp.local_socket->ip, self->rtp_manager->rtcp.local_socket->port, self->rtp_manager->rtcp.local_socket->fd); // if(ret == 0 && (ret = tnet_transport_add_socket(self->rtp_manager->transport, self->rtp_manager->rtcp.local_socket->fd, self->rtp_manager->rtcp.local_socket->type, tsk_false/* do not take ownership */, tsk_true/* only Meaningful for tls*/, tsk_null))){ // TSK_DEBUG_ERROR("Failed to add RTCP socket"); // /* do not exit */ // } // } // // /* create and start RTCP session */ // if(!self->rtp_manager->rtcp.session && ret == 0){ // self->rtp_manager->rtcp.session = trtp_rtcp_session_create_2(self->rtp_manager->ice_ctx, self->rtp_manager->rtp.ssrc.local, self->rtp_manager->rtcp.cname); // } // // if (ret = tnet_transport_start(self->rtp_manager->transport)) { // TSK_DEBUG_ERROR("Failed to start the RTP/RTCP transport"); // goto bail; // } // // self->rtp_manager->is_started = tsk_true; // //bail: // // tsk_safeobj_unlock(self); self->rtp_manager->is_MCPTT_session=tsk_true;//MCPTT ret = trtp_manager_start(self->rtp_manager); trtp_manager_disable_automated_rtcp_reporting(self->rtp_manager); return ret; } /** Starts the MBMS manager */ int tmcptt_mbms_manager_start(tmcptt_manager_t* self) { int ret = 0; self->rtp_manager_mbms->is_MCPTT_session=tsk_true;//MCPTT ret = trtp_manager_start(self->rtp_manager_mbms); trtp_manager_disable_automated_rtcp_reporting(self->rtp_manager_mbms); return ret; } /** Stops the MBMS manager */ int tmcptt_mbms_manager_stop(tmcptt_manager_t* self) { int ret = 0; if(!self){ TSK_DEBUG_ERROR("Invalid parameter"); return -1; } TSK_DEBUG_INFO("trtp_manager_stop()"); tsk_safeobj_lock(self); if(self->rtp_manager_mbms){ trtp_manager_stop(self->rtp_manager_mbms); } tsk_safeobj_unlock(self); return ret; } /** Starts the MBMS floor manager */ int tmcptt_mbms_floor_manager_start(tmcptt_manager_t* self) { int ret = 0; self->rtp_manager_mbms_floor->is_MCPTT_session=tsk_true;//MCPTT ret = trtp_manager_start(self->rtp_manager_mbms_floor); trtp_manager_disable_automated_rtcp_reporting(self->rtp_manager_mbms_floor); return ret; } /** Stops the MBMS manager */ int tmcptt_mbms_floor_manager_stop(tmcptt_manager_t* self) { int ret = 0; if(!self){ TSK_DEBUG_ERROR("Invalid parameter"); return -1; } TSK_DEBUG_INFO("trtp_manager_stop()"); tsk_safeobj_lock(self); if(self->rtp_manager_mbms_floor){ trtp_manager_stop(self->rtp_manager_mbms_floor); } tsk_safeobj_unlock(self); return ret; } /** Stops the MCPTT manager */ int tmcptt_manager_stop(tmcptt_manager_t* self) { int ret = 0; if(!self){ TSK_DEBUG_ERROR("Invalid parameter"); return -1; } TSK_DEBUG_INFO("trtp_manager_stop()"); tsk_safeobj_lock(self); /* // callbacks if (self->rtp_manager->transport) { ret = tnet_transport_set_callback(self->rtp_manager->transport, tsk_null, tsk_null); } // Free transport to force next call to start() to create new one with new sockets if(self->rtp_manager->transport){ tnet_transport_shutdown(self->rtp_manager->transport); TSK_OBJECT_SAFE_FREE(self->rtp_manager->transport); } self->rtp_manager->is_started = tsk_false; */ trtp_manager_stop(self->rtp_manager); //Stop MBMS if(self->rtp_manager_mbms){ trtp_manager_stop(self->rtp_manager_mbms); } if (self->rtp_manager_mbms_floor) { trtp_manager_stop(self->rtp_manager_mbms_floor); } tsk_safeobj_unlock(self); return ret; } int tmcptt_manager_send_mcptt_packet(tmcptt_manager_t* self, trtp_rtcp_report_app_t* packet) { char* payload = tsk_null; tsk_size_t payload_size = 0; int ret = -1; payload_size = trtp_rtcp_report_app_get_size(packet); #if HAVE_CRT //Debug memory payload = (char*)malloc(payload_size*sizeof(char)); #else payload = (char*)tsk_malloc(payload_size*sizeof(char)); #endif //HAVE_CRT if(!payload) return -1; if(trtp_rtcp_report_app_serialize_to(packet, payload, payload_size) != 0) { TSK_FREE(payload); return -1; } ret = trtp_manager_send_rtp_raw(self->rtp_manager, payload, payload_size); TSK_FREE(payload); return ret; } //================================================================================================= // RTP manager object definition // static tsk_object_t* tmcptt_manager_ctor(tsk_object_t * self, va_list * app) { tmcptt_manager_t *manager = (tmcptt_manager_t*)self; if(manager){ /* manager->port_range.start = tmedia_defaults_get_rtp_port_range_start(); manager->port_range.stop = tmedia_defaults_get_rtp_port_range_stop(); manager->ssrc.local = rand()^rand()^(int)tsk_time_epoch(); /* timer */ /*manager->timer_mgr_global = tsk_timer_mgr_global_ref(); */ tsk_safeobj_init(manager); } return self; } static tsk_object_t* tmcptt_manager_dtor(tsk_object_t * self) { tmcptt_manager_t *manager = (tmcptt_manager_t *)self; if(manager){ /* callbacks */ /* if (manager->transport) { } /* stop */ /* if (manager->is_started) { tmcptt_manager_stop(manager); } TSK_OBJECT_SAFE_FREE(manager->transport); TSK_FREE(manager->local_ip); /* rtcp */ /* TSK_OBJECT_SAFE_FREE(manager->rtcp.session); TSK_FREE(manager->rtcp.remote_ip); TSK_FREE(manager->rtcp.public_ip); TSK_OBJECT_SAFE_FREE(manager->rtcp.local_socket); /* Timer manager */ /* if(manager->timer_mgr_global){ tsk_timer_mgr_global_unref(&manager->timer_mgr_global); } */ tsk_safeobj_deinit(manager); TSK_DEBUG_INFO("*** MCPTT manager destroyed ***"); } return self; } static const tsk_object_def_t tmcptt_manager_def_s = { sizeof(tmcptt_manager_t), tmcptt_manager_ctor, tmcptt_manager_dtor, tsk_null, }; const tsk_object_def_t *tmcptt_manager_def_t = &tmcptt_manager_def_s;