/* * Licensed to the OpenAirInterface (OAI) Software Alliance under one or more * contributor license agreements. See the NOTICE file distributed with * this work for additional information regarding copyright ownership. * The OpenAirInterface Software Alliance licenses this file to You under * the OAI Public License, Version 1.1 (the "License"); you may not use this file * except in compliance with the License. * You may obtain a copy of the License at * * http://www.openairinterface.org/?page_id=698 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. *------------------------------------------------------------------------------- * For more information about the OpenAirInterface (OAI) Software Alliance: * contact@openairinterface.org */ /*! \file otg_tx.c * \brief function containing the OTG TX traffic generation functions * \author N. Nikaein and A. Hafsaoui * \date 2011 * \version 0.1 * \company Eurecom * \email: navid.nikaein@eurecom.fr * \note * \warning */ #include "UTIL/MATH/oml.h" #include "otg_tx.h" #include "otg_externs.h" extern unsigned char NB_eNB_INST; extern unsigned char NB_UE_INST; // char string for payload gen const char HEADER_STRING[] = "048717272261061594909177115977673656394812939088509638561159848103044447631759621785741859753883189837913087874397230808338408049820398430984093477437879374893649639479575023646394693665969273071047"; const char PAYLOAD_STRING[] = "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"; const char FIXED_STRING[]= "ABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCDABCD"; //may be put in vars //packet_t *packet=NULL; int type_header=0; unsigned int state=OFF_STATE; // default traffic state unsigned int application=0; int ptime=0; // Time Distribution function to distribute the inter-departure time using the required distribution int time_dist( const int src_instance, const int dst_instance, const int application, const int state) { int idt=0; switch (g_otg->idt_dist[src_instance][dst_instance][application][state]) { case UNIFORM: idt = ceil((uniform_dist(g_otg->idt_min[src_instance][dst_instance][application][state], g_otg->idt_max[src_instance][dst_instance][application][state]))); break; case GAUSSIAN: idt = ceil((gaussian_dist((g_otg->idt_max[src_instance][dst_instance][application][state] + g_otg->idt_min[src_instance][dst_instance][application][state])/2 , g_otg->idt_std_dev[src_instance][dst_instance][application][state]))); break; case EXPONENTIAL : idt= ceil((exponential_dist(g_otg->idt_lambda[src_instance][dst_instance][application][state]))); break; case POISSON: idt = ceil((poisson_dist(g_otg->idt_lambda[src_instance][dst_instance][application][state]))); break; case FIXED : idt = ceil((g_otg->idt_min[src_instance][dst_instance][application][state])); //IDT_TH * break; case WEIBULL : idt =ceil(weibull_dist(g_otg->idt_scale[src_instance][dst_instance][application][state],g_otg->idt_shape[src_instance][dst_instance][application][state] )); break; case PARETO : idt =ceil(pareto_dist(g_otg->idt_scale[src_instance][dst_instance][application][state],g_otg->idt_shape[src_instance][dst_instance][application][state] )); break; case GAMMA : idt =ceil(gamma_dist(g_otg->idt_scale[src_instance][dst_instance][application][state],g_otg->idt_shape[src_instance][dst_instance][application][state] )); break; case CAUCHY : idt =ceil(cauchy_dist(g_otg->idt_scale[src_instance][dst_instance][application][state],g_otg->idt_shape[src_instance][dst_instance][application][state] )); break; case LOG_NORMAL : idt =ceil((lognormal_dist((g_otg->idt_max[src_instance][dst_instance][application][state] + g_otg->idt_min[src_instance][dst_instance][application][state])/2 , g_otg->idt_std_dev[src_instance][dst_instance][application][state]))); break; case TARMA : idt=ceil(tarmaCalculateSample(otg_info->tarma_stream[src_instance][dst_instance][application]->tarma_input_samples, &(otg_info->tarma_stream[src_instance][dst_instance][application]->tarma_idt))); break; case VIDEO : idt = ceil((g_otg->idt_min[src_instance][dst_instance][application][state])); //IDT_TH * break; case BACKGROUND_DIST : idt = ceil((g_otg->idt_min[src_instance][dst_instance][application][state])); //IDT_TH * break; default : idt =0; LOG_W(OTG, "IDT distribution unknown, set to 0 for (src %d, dst %d, app %d, state %d)\n", src_instance, dst_instance, application, state ); } LOG_D(OTG,"IDT :: Inter Departure Time Distribution= %d , val= %d\n", g_otg->idt_dist[src_instance][dst_instance][application][state],idt); return idt; } // otg_params.size Distribution Function to distribute the packet otg_params.size using the required distribution int size_dist( const int src_instance, const int dst_instance, const int application, const int state) { int size_data=0; if (state==PU_STATE) size_data=g_otg->pu_size_pkts[src_instance][dst_instance][application]; else if (state==ED_STATE) size_data=g_otg->ed_size_pkts[src_instance][dst_instance][application]; else { LOG_D(OTG,"Size Distribution idx= %d \n", g_otg->size_dist[src_instance][dst_instance][application][state]); switch (g_otg->size_dist[src_instance][dst_instance][application][state]) { case UNIFORM : size_data = ceil(uniform_dist(g_otg->size_min[src_instance][dst_instance][application][state], g_otg->size_max[src_instance][dst_instance][application][state])); break; case GAUSSIAN : size_data = ceil(gaussian_dist((g_otg->size_max[src_instance][dst_instance][application][state] + g_otg->size_min[src_instance][dst_instance][application][state])/2 , g_otg->size_std_dev[src_instance][dst_instance][application][state])); break; case EXPONENTIAL : size_data= ceil(exponential_dist(g_otg->size_lambda[src_instance][dst_instance][application][state])); //SIZE_COEF * break; case POISSON : size_data =ceil(poisson_dist(g_otg->size_lambda[src_instance][dst_instance][application][state])); break; case FIXED : size_data=ceil(g_otg->size_min[src_instance][dst_instance][application][state]); break; case WEIBULL : size_data =ceil(weibull_dist(g_otg->size_scale[src_instance][dst_instance][application][state],g_otg->size_shape[src_instance][dst_instance][application][state] )); break; case PARETO : size_data =ceil(pareto_dist(g_otg->size_scale[src_instance][dst_instance][application][state],g_otg->size_shape[src_instance][dst_instance][application][state] )); break; case GAMMA : size_data =ceil(gamma_dist(g_otg->size_scale[src_instance][dst_instance][application][state],g_otg->size_shape[src_instance][dst_instance][application][state] )); break; case CAUCHY : size_data =ceil(cauchy_dist(g_otg->size_scale[src_instance][dst_instance][application][state],g_otg->size_shape[src_instance][dst_instance][application][state] )); break; case LOG_NORMAL : size_data =ceil((lognormal_dist((g_otg->size_max[src_instance][dst_instance][application][state] + g_otg->size_min[src_instance][dst_instance][application][state])/2 , g_otg->size_std_dev[src_instance][dst_instance][application][state]))); break; case TARMA : size_data=ceil(tarmaCalculateSample(otg_info->tarma_stream[src_instance][dst_instance][application]->tarma_input_samples, &(otg_info->tarma_stream[src_instance][dst_instance][application]->tarma_size))); break; case VIDEO : size_data=ceil(tarmaCalculateVideoSample (otg_info->tarma_video[src_instance][dst_instance][application])); break; case BACKGROUND_DIST : size_data = ceil(backgroundCalculateSize(otg_info->background_stream[src_instance][dst_instance][application], otg_info->ctime, otg_info->idt[src_instance][dst_instance][application])); break; default: LOG_E(OTG, "PKT Size Distribution unknown (src %d, dst %d, app %d, state %d)\n", src_instance, dst_instance, application, state ); } } //Case when size overfill min and max values size_data=adjust_size(size_data); LOG_D(OTG,"[src %d] [dst %d] [application %d] [state %d]Packet :: Size=%d Distribution= %d \n", src_instance, dst_instance, application, state, size_data, g_otg->size_dist[src_instance][dst_instance][application][state]); return size_data; } int adjust_size(int size) { if (size<PAYLOAD_MIN) { LOG_W(OTG,"Packet Size=%d out of range, size=%d \n", size, PAYLOAD_MIN); size=PAYLOAD_MIN; } else if (size>PAYLOAD_MAX) { LOG_W(OTG,"Packet Size=%d out of range, size=%d \n", size, PAYLOAD_MAX); size=PAYLOAD_MAX; } return(size); } unsigned char *packet_gen( const int src_instance, const int dst_instance, const int app, const int ctime, unsigned int * const pkt_size) { // when pdcp, ctime = frame cnt //unsigned char *packet=NULL; unsigned int size=0; unsigned int buffer_size =0; unsigned char flow; unsigned int flow_id_background=1; unsigned int seq_num; unsigned int flag; char *payload=NULL; char *header=NULL; int header_size = 0; //LOG_I(OTG,"Src: %d - Dest: %d - before exit\n",src_instance,dst_instance); // check if the app is configured if (app >= g_otg->application_idx[src_instance][dst_instance]) { //LOG_I(OTG,"Src: %d - Dest: %d - no packet to generate - no application\n",src_instance,dst_instance); return NULL; } //LOG_I(OTG,"[src %d] [dst %d ][APP %d] current time %d\n",src_instance, dst_instance, app, ctime); *pkt_size=0; init_packet_gen(src_instance, dst_instance,ctime); size=check_data_transmit(src_instance,dst_instance,app,ctime); /* Send Packets when: - there is data to send - time to transmit background traffic - when (emutime- ctime)>20m ==> to avoid the fact that TX transmit and RX can't received due to the end of the emulation */ if (((size>0) || (otg_info->traffic_type_background[src_instance][dst_instance]==1)) && (((g_otg->max_nb_frames*10)-ctime)>20)) { /* No aggregation for background traffic */ if (otg_info->traffic_type_background[src_instance][dst_instance]==0) { if (otg_info->header_size[src_instance][dst_instance] <= 0) otg_info->header_size[src_instance][dst_instance]=1; header = random_string(otg_info->header_size[src_instance][dst_instance], g_otg->packet_gen_type, HEADER_ALPHABET); header_size = (header != NULL)? strlen(header) : 0; payload = random_string(size, RANDOM_STRING, PAYLOAD_ALPHABET); if (payload == NULL) return NULL; flag=0xffff; flow=otg_info->flow_id[src_instance][dst_instance]; seq_num=otg_info->seq_num[src_instance][dst_instance][otg_info->traffic_type[src_instance][dst_instance]]; otg_info->header_type[src_instance][dst_instance]=type_header; otg_info->seq_num[src_instance][dst_instance][otg_info->traffic_type[src_instance][dst_instance]]+=1; otg_info->tx_num_bytes[src_instance][dst_instance][otg_info->traffic_type[src_instance][dst_instance]]+= otg_hdr_size(src_instance,dst_instance) + header_size + strlen(payload) ; otg_info->tx_num_pkt[src_instance][dst_instance][otg_info->traffic_type[src_instance][dst_instance]]+=1; if (size!=strlen(payload)) LOG_E(OTG,"[%d][%d] [0x %x] The expected packet size does not match the payload size : size %u, strlen %zu, seq_num %u packet: |%s|%s| \n", src_instance, dst_instance, flag, size, strlen(payload), seq_num, header, payload); else LOG_D(OTG,"[%d][%d] 0x %x][m2m Aggre %u][Flow %u][Type %u/%s] TX INFO pkt at time %d Size= [payload %u] [Total %zu] with seq num %u, state=%u : |%s|%s| \n", src_instance, dst_instance, flag, otg_info->m2m_aggregation[src_instance][dst_instance], otg_info->flow_id[src_instance][dst_instance], otg_info->traffic_type[src_instance][dst_instance], map_int_to_str(otg_app_type_names,otg_info->traffic_type[src_instance][dst_instance]), ctime, size, header_size+strlen(payload), seq_num,state, header, payload); LOG_D(OTG, "[%u]MY_SEQ %d \n", otg_info->traffic_type[src_instance][dst_instance], otg_info->seq_num[src_instance][dst_instance][otg_info->traffic_type[src_instance][dst_instance]] ); } else { if ((g_otg->aggregation_level[src_instance][dst_instance][application]*otg_info->size_background[src_instance][dst_instance])<=PAYLOAD_MAX) otg_info->size_background[src_instance][dst_instance]=g_otg->aggregation_level[src_instance][dst_instance][application]*otg_info->size_background[src_instance][dst_instance]; else { //otg_info->size_background[src][dst_instance]=PAYLOAD_MAX; LOG_E(OTG,"[BACKGROUND] Aggregated packet larger than PAYLOAD_MAX, payload is limited to %d\n", PAYLOAD_MAX); } header =random_string(header_size_gen_background(src_instance,dst_instance), g_otg->packet_gen_type, HEADER_ALPHABET); payload = random_string(otg_info->size_background[src_instance][dst_instance], RANDOM_STRING, PAYLOAD_ALPHABET); flag=0xbbbb; flow=flow_id_background; seq_num=otg_info->seq_num_background[src_instance][dst_instance]; otg_info->tx_num_bytes_background[src_instance][dst_instance]+= otg_hdr_size(src_instance,dst_instance) + header_size + strlen(payload) ; otg_info->tx_num_pkt_background[src_instance][dst_instance]+=1; otg_info->seq_num_background[src_instance][dst_instance]+=1; if (otg_info->size_background[src_instance][dst_instance]!=strlen(payload)) LOG_E(OTG,"[%d][%d] [0x %x] The expected packet size does not match the payload size : size %d, strlen %zu, seq num %u, packet |%s|%s| \n", src_instance, dst_instance, flag, otg_info->size_background[src_instance][dst_instance], strlen(payload), seq_num, header, payload); else LOG_D(OTG,"[%d][%d][0x %x][%d] TX INFO pkt at time %s size is %d with seq num %u, state=%u : |%s|%s| \n", src_instance, dst_instance, flag, ctime, map_int_to_str(otg_app_type_names,otg_info->traffic_type[src_instance][dst_instance]), otg_info->size_background[src_instance][dst_instance], seq_num, state, header, payload); } buffer_size = otg_hdr_size(src_instance,dst_instance) + header_size + strlen(payload); *pkt_size = buffer_size; if (src_instance<NB_eNB_INST) otg_info->tx_total_bytes_dl+=buffer_size; else otg_info->tx_total_bytes_ul+=buffer_size; if (otg_info->traffic_type[src_instance][dst_instance] > MAX_NUM_APPLICATION) { LOG_W(OTG,"application type out of range %u for the pair of (src %d, dst %d) \n", otg_info->traffic_type[src_instance][dst_instance], src_instance, dst_instance); otg_info->traffic_type[src_instance][dst_instance]=0; } return serialize_buffer(header, payload, buffer_size, otg_info->traffic_type[src_instance][dst_instance], flag, flow, ctime, seq_num, otg_info->header_type_app[src_instance][dst_instance][flow], state, otg_info->m2m_aggregation[src_instance][dst_instance], src_instance, dst_instance); } else { return NULL; } } unsigned char *packet_gen_multicast( const int src_instance, const int dst_instance, const int ctime, unsigned int * const pkt_size) { *pkt_size =0; unsigned int size=0; unsigned int buffer_size =0; char *payload=NULL; char *header=NULL; unsigned int flag; int app,seq_num=0; int otg_hdr_size= sizeof(otg_hdr_info_t) + sizeof(otg_hdr_t); set_ctime(ctime); // fixme: this should be done separetly from packet_gen and packet_gen_multicast //for (app=0; app<MAX_NUM_APPLICATION; app++){ for (app=0; app<1; app++) { if ( (g_otg_multicast->idt_dist[src_instance][dst_instance][app]> 0) && ((ctime - otg_multicast_info->ptime[src_instance][dst_instance][app]) >= otg_multicast_info->idt[src_instance][dst_instance][app]) ) { //Duy add LOG_I(OTG,"multicast gen: entering generating\n"); //end Duy add //otg_info->idt[src_instance][dst_instance][app]= time_dist(src_instance, dst_instance, app, -1); otg_multicast_info->idt[src_instance][dst_instance][app]=ceil(uniform_dist(g_otg_multicast->idt_min[src_instance][dst_instance][app], g_otg_multicast->idt_max[src_instance][dst_instance][app])); size = ceil(uniform_dist(g_otg_multicast->size_min[src_instance][dst_instance][app], g_otg_multicast->size_max[src_instance][dst_instance][app])); LOG_D(OTG, "ptime %d, ctime %d idt %d (min %d, max %d) size %u (min %d, max %d)\n", otg_multicast_info->ptime[src_instance][dst_instance][application], ctime, otg_multicast_info->idt[src_instance][dst_instance][app], g_otg_multicast->idt_min[src_instance][dst_instance][app], g_otg_multicast->idt_max[src_instance][dst_instance][app], size,g_otg_multicast->size_min[src_instance][dst_instance][app], g_otg_multicast->size_max[src_instance][dst_instance][app]); otg_multicast_info->ptime[src_instance][dst_instance][application]=ctime; if (size == 0) size = 1; if (otg_multicast_info->header_size_app[src_instance][dst_instance][app]==0) { otg_multicast_info->header_size_app[src_instance][dst_instance][app]=1; LOG_W(OTG,"header type not defined, set to 1\n"); } header = random_string(otg_multicast_info->header_size_app[src_instance][dst_instance][app], g_otg->packet_gen_type, HEADER_ALPHABET); payload = random_string(size, RANDOM_STRING, PAYLOAD_ALPHABET); flag = 0x1000; seq_num=otg_multicast_info->tx_sn[src_instance][dst_instance][app]++; otg_multicast_info->tx_num_pkt[src_instance][dst_instance][app]+=1; otg_multicast_info->tx_num_bytes[src_instance][dst_instance][app]+= strlen(header) + strlen(payload) + otg_hdr_size; LOG_D(OTG,"otg_multicast_info->tx_num_bytes[%d][%d][%d] = %d \n", src_instance, dst_instance, app, otg_multicast_info->tx_num_bytes[src_instance][dst_instance][app]); if (size!=strlen(payload)) LOG_E(OTG,"[src %d][dst %d] The expected packet size does not match the payload size : size %u, strlen %zu \n", src_instance, dst_instance, size, strlen(payload)); else { LOG_I(OTG,"[src %d][dst %d]TX INFO pkt at time %d Size= [payload %u] [Total %zu] with seq num %d: |%s|%s| \n", src_instance, dst_instance, ctime, size, strlen(header)+strlen(payload)+otg_hdr_size, seq_num, header, payload); LOG_D(OTG,"\n"); } buffer_size = otg_hdr_size + strlen(header) + strlen(payload); *pkt_size = buffer_size; break; } else { //LOG_D(OTG,"no packet is generated \n"); } } if (buffer_size) { return serialize_buffer( header, payload, buffer_size, 0/*g_otg_multicast->application_type[src_instance][dst][app]*/, flag, 0, ctime, seq_num, 0, HDR_IP_v4_MIN+HDR_UDP, 1, src_instance, dst_instance); } // application_types is MSCBR = 1 is set in g_otg_multicast init, but 0 is need in otg_rx for coherence with index of otg_multicast_info return NULL; } int otg_hdr_size( const int src_instance, const int dst_instance) { if (otg_info->hdr_size[src_instance][dst_instance]==0) otg_info->hdr_size[src_instance][dst_instance]=sizeof(otg_hdr_info_t) + sizeof(otg_hdr_t); return otg_info->hdr_size[src_instance][dst_instance]; } void init_packet_gen( const int src_instance, const int dst_instance, const int ctime) { check_ctime(ctime); set_ctime(ctime); otg_info->m2m_aggregation[src_instance][dst_instance]=0; otg_info->flow_id[src_instance][dst_instance]=0; otg_info->traffic_type[src_instance][dst_instance]=0; otg_info->traffic_type_background[src_instance][dst_instance]=0; /* init background traffic*/ /*if (otg_info->idt_background[src_instance][dst_instance]==0){ otg_info->idt_background[src_instance][dst_instance]= exponential_dist(0.025); otg_info->background_stream[src_instance][dst_instance][0]=backgroundStreamInit(0,1); } */ } void check_ctime(int ctime) { if (ptime>ctime) LOG_W(OTG, "ERROR ctime: current time [%d] less than previous time [%d] \n",ctime,ptime); ptime=ctime; } int check_data_transmit( const int src_instance, const int dst_instance, const int app, const int ctime) { unsigned int size=0; // for (application=0; application<g_otg->application_idx[src_instance][dst_instance]; application++){ otg_info->gen_pkts=0; LOG_T(OTG,"FLOW_INFO [src %d][dst %d] [IDX %d] [APPLICATION TYPE %d] MAX %u [M2M %u ]\n", src_instance, dst_instance, app, g_otg->application_type[src_instance][dst_instance][app], g_otg->application_idx[src_instance][dst_instance], g_otg->m2m[src_instance][dst_instance][app]); // do not generate packet for this pair of src_instance, dst_instance : no app type and/or no idt are defined if (g_otg->flow_start[src_instance][dst_instance][app] > ctime ) { //g_ otg->flow_start_flag[src_instance][dst_instance][app]=1; LOG_T(OTG,"Flow start time not reached : do not generate packet for this pair of src=%d, dst =%d, start %d < ctime %d \n", src_instance, dst_instance,g_otg->flow_start[src_instance][dst_instance][app], ctime); size=0; } else if (g_otg->flow_duration[src_instance][dst_instance][app] + g_otg->flow_start[src_instance][dst_instance][app] < ctime ) { LOG_T(OTG,"Flow duration reached: do not generate packet for this pair of src=%d, dst =%d, duration %d < ctime %d + start %d\n", src_instance, dst_instance, g_otg->flow_duration[src_instance][dst_instance][app], ctime, g_otg->flow_start[src_instance][dst_instance][app]); size=0; } else if ((g_otg->application_type[src_instance][dst_instance][app]==0)&&(g_otg->idt_dist[src_instance][dst_instance][app][PE_STATE]==0)) { LOG_T(OTG,"Do not generate packet for this pair of src=%d, dst =%d, IDT zero and app %d not specificed\n", src_instance, dst_instance, app); size=0; } else if ((g_otg->application_type[src_instance][dst_instance][app] >0) || (g_otg->idt_dist[src_instance][dst_instance][app][PE_STATE] > 0)) { state = get_application_state(src_instance, dst_instance, app, ctime); #ifdef STANDALONE //pre-config for the standalone if (ctime<otg_info->ptime[src_instance][dst_instance][app]) //it happends when the emulation was finished otg_info->ptime[src_instance][dst_instance][app]=ctime; if (ctime==0) otg_info->idt[src_instance][dst_instance][app]=0; //for the standalone mode: the emulation is run several times, we need to initialise the idt to 0 when ctime=0 //end pre-config #endif //LOG_D(OTG,"MY_STATE %d \n", state); if (state!=OFF_STATE) { if (((state==PU_STATE)||(state==ED_STATE))|| (otg_info->idt[src_instance][dst_instance][app]==0) || (( (ctime-otg_info->ptime[src_instance][dst_instance][app]) >= otg_info->idt[src_instance][dst_instance][app] ) )) { LOG_D(OTG,"[TX] OTG packet: Time To Transmit::OK (Source= %d, Destination= %d, Application %d, State= %u) , (IDT= %d ,ctime= %d, ptime= %d) \n", src_instance, dst_instance , app, state, otg_info->idt[src_instance][dst_instance][app], ctime, otg_info->ptime[src_instance][dst_instance][app]); otg_info->ptime[src_instance][dst_instance][app]=ctime; if (state==PE_STATE) //compute the IDT only for PE STATE tarmaUpdateInputSample(otg_info->tarma_stream[src_instance][dst_instance][app]); otg_info->idt[src_instance][dst_instance][app]=time_dist(src_instance, dst_instance, app,state); otg_info->gen_pkts=1; header_size_gen(src_instance,dst_instance, app); //for(i=1;i<=g_otg->aggregation_level[src_instance][dst_instance][application];i++) /* if (g_otg->m2m[src_instance][dst_instance][application]==M2M){ //TO FIX FOR M2M size+=size_dist(src_instance, dst_instance, application,state); if (otg_info->header_size_app[src_instance][dst_instance][application] > otg_info->header_size[src_instance][dst_instance]) //adapt the header to the application (increment the header if the the new header size is largest that the already computed) otg_info->header_size[src_instance][dst_instance]+=otg_info->header_size_app[src_instance][dst_instance][application]; otg_info->m2m_aggregation[src_instance][dst_instance]++; otg_info->flow_id[src_instance][dst_instance]=application; otg_info->traffic_type[src_instance][dst_instance]=g_otg->application_type[src_instance][dst_instance][application] //M2M; } else{ */ /* For the case of non M2M traffic: when more than one flows transmit data in the same time --> the second flow transmit (because of non data aggragation) */ size=size_dist(src_instance, dst_instance, app,state); otg_info->header_size[src_instance][dst_instance]=otg_info->header_size_app[src_instance][dst_instance][app]; otg_info->flow_id[src_instance][dst_instance]=app; otg_info->traffic_type[src_instance][dst_instance]=app;//g_otg->application_type[src_instance][dst_instance][app]; /*} */ /* if the aggregated size is less than PAYLOAD_MAX the traffic is aggregated, otherwise size=PAYLOAD_MAX */ if (size>=(PAYLOAD_MAX-(sizeof(otg_hdr_info_t) + sizeof(otg_hdr_t) + otg_info->header_size[src_instance][dst_instance]))) { //size=PAYLOAD_MAX- (sizeof(otg_hdr_info_t) + sizeof(otg_hdr_t) + otg_info->header_size[src_instance][dst_instance]); LOG_E(OTG,"Aggregated packet larger than PAYLOAD_MAX, payload is limited to %d \n", PAYLOAD_MAX ); } } //check if there is background traffic to generate else if ((otg_info->gen_pkts==0) && (g_otg->background[src_instance][dst_instance][app]==1)&&(background_gen(src_instance, dst_instance, ctime)!=0)) { // the gen_pkts condition could be relaxed here otg_info->traffic_type_background[src_instance][dst_instance]=1; if (g_otg->m2m[src_instance][dst_instance][app]==M2M) otg_info->traffic_type[src_instance][dst_instance]=app;//g_otg->application_idx[src_instance][dst_instance];//M2M; LOG_D(OTG,"[BACKGROUND=%u] Time To Transmit [SRC %d][DST %d][APPLI %d] \n", otg_info->traffic_type_background[src_instance][dst_instance], src_instance, dst_instance, app); } } } // } return size; } unsigned int get_application_state( const int src_instance, const int dst_instance, const int application, const int ctime) { switch (g_otg->application_type[src_instance][dst_instance][application]) { case VOIP_G711: case VOIP_G729: voip_traffic(src_instance, dst_instance, application, ctime); return otg_info->voip_state[src_instance][dst_instance][application]; break; default: state_management(src_instance,dst_instance,application, ctime); return otg_info->state[src_instance][dst_instance][application]; break; } } void header_size_gen( const int src_instance, const int dst_instance, const int application) { unsigned int size_header=0; if (otg_info->header_size_app[src_instance][dst_instance][application]==0) { if (g_otg->ip_v[src_instance][dst_instance][application]==1) { size_header+=HDR_IP_v4_MIN; otg_info->header_type_app[src_instance][dst_instance][application]+=0; } else if (g_otg->ip_v[src_instance][dst_instance][application]==2) { size_header+=HDR_IP_v6; otg_info->header_type_app[src_instance][dst_instance][application]+=2; } if (g_otg->trans_proto[src_instance][dst_instance][application]==1) { size_header+= HDR_UDP ; otg_info->header_type_app[src_instance][dst_instance][application]+=1; } else if (g_otg->trans_proto[src_instance][dst_instance][application]==2) { size_header+= HDR_TCP; otg_info->header_type_app[src_instance][dst_instance][application]+=2; } if ((g_otg->application_type[src_instance][dst_instance][application]==VOIP_G711)||(g_otg->application_type[src_instance][dst_instance][application]==VOIP_G729)) size_header+=RTP_HEADER; LOG_D(OTG,"Header size is %u [IP V=%d][PROTO=%d]\n", size_header, g_otg->ip_v[src_instance][dst_instance][application],g_otg->trans_proto[src_instance][dst_instance][application]); otg_info->header_size_app[src_instance][dst_instance][application]=size_header; } } void header_size_gen_multicast( const int src_instance, const int dst_instance, const int application) { unsigned int size_header=0; if (otg_multicast_info->header_size_app[src_instance][dst_instance][application]==0) { if (g_otg_multicast->ip_v[src_instance][dst_instance][application]==1) { size_header+=HDR_IP_v4_MIN; } else if (g_otg_multicast->ip_v[src_instance][dst_instance][application]==2) { size_header+=HDR_IP_v6; } if (g_otg_multicast->trans_proto[src_instance][dst_instance][application]==1) { size_header+= HDR_UDP ; } else if (g_otg_multicast->trans_proto[src_instance][dst_instance][application]==2) { size_header+= HDR_TCP; } // LOG_I(OTG,"multicast header is set to %d\n", size_header); otg_multicast_info->header_size_app[src_instance][dst_instance][application]=size_header; } } // Generate a random string[size] char *random_string( const int size, const ALPHABET_GEN mode, const ALPHABET_TYPE data_type) { char *data=NULL; int i=0,start=0; switch (mode) { case REPEAT_STRING: start = uniform_dist (0, abs(strlen(FIXED_STRING)- size - 1)); return str_sub (FIXED_STRING, start, start + size -1); break; case SUBSTRACT_STRING: //data=strndup(data_string + (strlen(data_string) - size), strlen(data_string)); //data=strndup(data_string + (strlen(data_string) - size), size); if (data_type == HEADER_ALPHABET) { start = uniform_dist (0, abs(strlen(HEADER_STRING)- size - 1)); return str_sub (HEADER_STRING, start, start + size -1); } else if (data_type == PAYLOAD_ALPHABET) { start = uniform_dist (0, abs(strlen(PAYLOAD_STRING)- size - 1)); return str_sub (PAYLOAD_STRING, start, start+size - 1 ); } else LOG_E(OTG, "unsupported alphabet data type \n"); break; case RANDOM_POSITION: data=(char*)malloc((size+1)*sizeof(char)); for(i=0; i<=size; i++) { if (data_type == HEADER_ALPHABET) data[i]=HEADER_STRING [(int)uniform_dist(0, 128)]; else if (data_type == PAYLOAD_ALPHABET) data[i]=PAYLOAD_STRING [(int)uniform_dist(0, 1500)]; else LOG_E(OTG,"unsupported alphabet data type \n"); //pos = rand()%(strlen(data_string)); //data[i]=data_string[pos]; //data[i]= taus(OTG) % (126 - 33 + 1) + 33; } data[size] = '\0'; break; case RANDOM_STRING: data=(char*)malloc((size+1)*sizeof(char)); for(i=0; i<=size; i++) { if (data_type == HEADER_ALPHABET) data[i]= (char) uniform_dist(48,57); // take only the numbers else if (data_type == PAYLOAD_ALPHABET) data[i]= (char) uniform_dist(48,126); // take all the ascii chars else LOG_E(OTG,"unsupported alphabet data type \n"); } data[size] = '\0'; break; default: LOG_E(OTG,"not supported string generation"); break; } return data; } unsigned int header_size(const int hdr_size) { int size = hdr_size; if (hdr_size>(sizeof(otg_hdr_info_t) + sizeof(otg_hdr_t))) size-=(sizeof(otg_hdr_info_t) + sizeof(otg_hdr_t)); else LOG_W(OTG,"OTG Header not included inside packet header (OTG header:%d, Header%zu)\n", hdr_size, sizeof(otg_hdr_info_t) + sizeof(otg_hdr_t) ); return(size); } unsigned char * serialize_buffer( char* const header, char* const payload, const unsigned int buffer_size, const unsigned int traffic_type, const int flag, const int flow_id, const int ctime, const int seq_num, const int hdr_type, const int state, const unsigned int aggregation_level, const int src_instance, const int dst_instance) { unsigned char *tx_buffer=NULL; otg_hdr_info_t *otg_hdr_info_p=NULL; otg_hdr_t *otg_hdr_p=NULL; unsigned int byte_tx_count=0; if (header == NULL || payload == NULL) return NULL; // allocate memory for the tx_buffer tx_buffer= (unsigned char*)malloc(buffer_size); // add otg control information first for decoding and computing the statistics otg_hdr_info_p = (otg_hdr_info_t *) (&tx_buffer[byte_tx_count]); otg_hdr_info_p->size = buffer_size; otg_hdr_info_p->flag = flag; // (background_ok==0)? 0xffff : 0xbbbb; byte_tx_count = sizeof(otg_hdr_info_t); otg_hdr_p = (otg_hdr_t *) (&tx_buffer[byte_tx_count]); otg_hdr_p->flow_id =flow_id; otg_hdr_p->time =ctime; otg_hdr_p->seq_num =seq_num; otg_hdr_p->hdr_type=hdr_type; otg_hdr_p->src_instance = src_instance; otg_hdr_p->dst_instance = dst_instance; otg_hdr_p->state = state; otg_hdr_p->aggregation_level=aggregation_level; otg_hdr_p->traffic_type=traffic_type; byte_tx_count += sizeof(otg_hdr_t); LOG_I(OTG,"traffic type %u\n",otg_hdr_p->traffic_type); // copy the header first memcpy(&tx_buffer[byte_tx_count], header, strlen(header)); byte_tx_count += strlen(header); free(header); // now append the payload memcpy(&tx_buffer[byte_tx_count], payload, strlen(payload)); byte_tx_count +=strlen(payload); free(payload); return tx_buffer; } void init_predef_multicast_traffic(void) { int i, j, k; for (i=0; i<2; i++) { // src //maxServiceCount for (j=1; j<3; j++) { // dst // maxSessionPerPMCH for (k=0; k<1/*MAX_NUM_APPLICATION*/; k++) { switch(g_otg_multicast->application_type[i][j][k]) { case MSCBR : LOG_D(OTG, "configure MSCBR for eMBMS (service %d, session %d, app %d)\n", i, j, k); g_otg_multicast->trans_proto[i][j][k]= UDP; g_otg_multicast->ip_v[i][j][k]= IPV4; g_otg_multicast->idt_dist[i][j][k]= FIXED; g_otg_multicast->idt_min[i][j][k]= 40;// can modify here to increase the frequency of generate data g_otg_multicast->idt_max[i][j][k]= 40; g_otg_multicast->size_dist[i][j][k]= FIXED; g_otg_multicast->size_min[i][j][k]= 256; g_otg_multicast->size_max[i][j][k]= 256;//can not be greater than 1500 which is max_ip_packet_size in pdcp.c g_otg_multicast->flow_duration[i][j][k] = 1000; // the packet will be generated after duration header_size_gen_multicast(i,j,k); break; case MMCBR : LOG_D(OTG, "configure MSCBR for eMBMS (service %d, session %d, app %d)\n", i, j, k); g_otg_multicast->trans_proto[i][j][k]= UDP; g_otg_multicast->ip_v[i][j][k]= IPV4; g_otg_multicast->idt_dist[i][j][k]= FIXED; g_otg_multicast->idt_min[i][j][k]= 30;// can modify here to increase the frequency of generate data g_otg_multicast->idt_max[i][j][k]= 40; g_otg_multicast->size_dist[i][j][k]= FIXED; g_otg_multicast->size_min[i][j][k]= 768; g_otg_multicast->size_max[i][j][k]= 768 ;//can not be greater than 1500 which is max_ip_packet_size in pdcp.c g_otg_multicast->flow_duration[i][j][k] = 1000; // the packet will be generated after duration header_size_gen_multicast(i,j,k); break; case MBCBR : LOG_D(OTG, "configure MSCBR for eMBMS (service %d, session %d, app %d)\n", i, j, k); g_otg_multicast->trans_proto[i][j][k]= UDP; g_otg_multicast->ip_v[i][j][k]= IPV4; g_otg_multicast->idt_dist[i][j][k]=FIXED; g_otg_multicast->idt_min[i][j][k]= 20;// can modify here to increase the frequency of generate data g_otg_multicast->idt_max[i][j][k]= 20; g_otg_multicast->size_dist[i][j][k]= FIXED; g_otg_multicast->size_min[i][j][k]= 1400; g_otg_multicast->size_max[i][j][k]= 1400 ;//can not be greater than 1500 which is max_ip_packet_size in pdcp.c g_otg_multicast->flow_duration[i][j][k] = 1000; // the packet will be generated after duration header_size_gen_multicast(i,j,k); break; case MSVBR: LOG_D(OTG, "configure MSCBR for eMBMS (service %d, session %d, app %d)\n", i, j, k); g_otg_multicast->trans_proto[i][j][k]= UDP; g_otg_multicast->ip_v[i][j][k]= IPV4; g_otg_multicast->idt_dist[i][j][k]=UNIFORM; g_otg_multicast->idt_min[i][j][k]= 20;// can modify here to increase the frequency of generate data g_otg_multicast->idt_max[i][j][k]= 40; g_otg_multicast->size_dist[i][j][k]= UNIFORM; g_otg_multicast->size_min[i][j][k]= 64; g_otg_multicast->size_max[i][j][k]= 512 ;//can not be greater than 1500 which is max_ip_packet_size in pdcp.c g_otg_multicast->flow_duration[i][j][k] = 1000; // the packet will be generated after duration header_size_gen_multicast(i,j,k); break; case MMVBR: LOG_D(OTG, "configure MSCBR for eMBMS (service %d, session %d, app %d)\n", i, j, k); g_otg_multicast->trans_proto[i][j][k]= UDP; g_otg_multicast->ip_v[i][j][k]= IPV4; g_otg_multicast->idt_dist[i][j][k]=UNIFORM; g_otg_multicast->idt_min[i][j][k]= 15;// can modify here to increase the frequency of generate data g_otg_multicast->idt_max[i][j][k]= 30; g_otg_multicast->size_dist[i][j][k]= UNIFORM; g_otg_multicast->size_min[i][j][k]= 512; g_otg_multicast->size_max[i][j][k]= 1024 ;//can not be greater than 1500 which is max_ip_packet_size in pdcp.c g_otg_multicast->flow_duration[i][j][k] = 1000; // the packet will be generated after duration header_size_gen_multicast(i,j,k); break; case MBVBR: LOG_D(OTG, "configure MSCBR for eMBMS (service %d, session %d, app %d)\n", i, j, k); g_otg_multicast->trans_proto[i][j][k]= UDP; g_otg_multicast->ip_v[i][j][k]= IPV4; g_otg_multicast->idt_dist[i][j][k]=UNIFORM; g_otg_multicast->idt_min[i][j][k]= 5;// can modify here to increase the frequency of generate data g_otg_multicast->idt_max[i][j][k]= 15; g_otg_multicast->size_dist[i][j][k]= UNIFORM; g_otg_multicast->size_min[i][j][k]= 1024; g_otg_multicast->size_max[i][j][k]= 1400 ;//can not be greater than 1500 which is max_ip_packet_size in pdcp.c g_otg_multicast->flow_duration[i][j][k] = 1000; // the packet will be generated after duration header_size_gen_multicast(i,j,k); break; case MVIDEO_VBR_4MBPS : LOG_D(OTG,"Configure MSCBR for eMBMS (service %d, session %d, app %d)\n", i, j, k); g_otg_multicast->trans_proto[i][j][k]= UDP; g_otg_multicast->ip_v[i][j][k]= IPV4; g_otg_multicast->idt_dist[i][j][k]= FIXED; g_otg_multicast->idt_min[i][j][k]= 40;// can modify here to increase the frequency of generate data g_otg_multicast->idt_max[i][j][k]= 40; /*the tarma initialization*/ otg_multicast_info->mtarma_video[i][j][k]=tarmaInitVideo(0); tarmaSetupVideoGop12(otg_multicast_info->mtarma_video[i][j][k],2.5); LOG_I(OTG,"[CONFIG] Multicast Video VBR 4MBPS, src = %d, dst = %d, dist IDT = %d\n", i, j, g_otg_multicast->idt_dist[i][j][k]); //g_otg_multicast->duration[i][j][k] = 1000; // the packet will be generated after duration header_size_gen_multicast(i,j,k); break; default : LOG_W(OTG, "not supported model for multicast traffic\n"); } } } } } void init_predef_traffic( const unsigned char nb_ue_local, const unsigned char nb_enb_local) { int i,j, k; //LOG_I(OTG,"OTG_CONFIG num_node %d\n", g_otg->num_nodes); //LOG_I(OTG,"MAX_NODES [MAX UE= %d] [MAX eNB= %d] \n",nb_ue_local, nb_enb_local); for (i=0; i<g_otg->num_nodes; i++) { // src for (j=0; j<g_otg->num_nodes; j++) { // dst for (k=0; k<g_otg->application_idx[i][j]; k++) { switch (g_otg->application_type[i][j][k]) { case NO_PREDEFINED_TRAFFIC : LOG_I(OTG, "[SRC %d][DST %d] No predefined Traffic \n", i, j); g_otg->trans_proto[i][j][k] = 0; g_otg->ip_v[i][j][k] = 0; g_otg->idt_dist[i][j][k][PE_STATE] = 0; g_otg->idt_min[i][j][k][PE_STATE] = 0; g_otg->idt_max[i][j][k][PE_STATE] = 0; g_otg->size_dist[i][j][k][PE_STATE] = FIXED; g_otg->size_min[i][j][k][PE_STATE] = 0; g_otg->size_max[i][j][k][PE_STATE] = 0; #ifdef STANDALONE g_otg->dst_port[i][j] = 302; g_otg->flow_duration[i][j] = 1000; #endif break; case SCBR : g_otg->trans_proto[i][j][k] = UDP; g_otg->ip_v[i][j][k] = IPV4; g_otg->idt_dist[i][j][k][PE_STATE] = FIXED; g_otg->idt_min[i][j][k][PE_STATE] = 20;//(int)round(uniform_dist((i+1)*30,(i+1)*100));// 500+(i+1)*10; //random idt among different UEs g_otg->idt_max[i][j][k][PE_STATE] = 20; g_otg->size_dist[i][j][k][PE_STATE] = FIXED; g_otg->size_min[i][j][k][PE_STATE] = 128; g_otg->size_max[i][j][k][PE_STATE] = 128; LOG_I(OTG,"OTG_CONFIG SCBR, src = %d, dst = %d, traffic id %d, idt %d dist type for size = %d\n", i, j, k, g_otg->idt_min[i][j][k][PE_STATE], g_otg->size_min[i][j][k][PE_STATE]); #ifdef STANDALONE g_otg->dst_port[i][j] = 302; g_otg->flow_duration[i][j] = 1000; #endif break; case MCBR : g_otg->trans_proto[i][j][k] = UDP; g_otg->ip_v[i][j][k] = IPV4; g_otg->idt_dist[i][j][k][PE_STATE] = FIXED; g_otg->idt_min[i][j][k][PE_STATE] = 20;//(int)round(uniform_dist((i+1)*30, (i+1)*100));// 250+(i+1)*10; g_otg->idt_max[i][j][k][PE_STATE] = 20; g_otg->size_dist[i][j][k][PE_STATE] = FIXED; g_otg->size_min[i][j][k][PE_STATE] = 768; g_otg->size_max[i][j][k][PE_STATE] = 768; LOG_I(OTG,"OTG_CONFIG MCBR, src = %d, dst = %d, traffic id %d, dist type for size = %d\n", i, j,k , g_otg->size_dist[i][j][k][PE_STATE]); #ifdef STANDALONE g_otg->dst_port[i][j] = 302; g_otg->flow_duration[i][j] = 1000; #endif break; case BCBR : g_otg->trans_proto[i][j][k] = UDP; g_otg->ip_v[i][j][k] = IPV4; g_otg->idt_dist[i][j][k][PE_STATE] = FIXED;// main param in this mode g_otg->idt_min[i][j][k][PE_STATE] = 20;// (int)round(uniform_dist((i+1)*30,(i+1)*100)); //125+(i+1)*10; g_otg->idt_max[i][j][k][PE_STATE] = 20; g_otg->size_dist[i][j][k][PE_STATE] = FIXED; // main param in this mode g_otg->size_min[i][j][k][PE_STATE] = 1400;// main param in this mode g_otg->size_max[i][j][k][PE_STATE] = 1400; LOG_I(OTG,"OTG_CONFIG BCBR, src = %d, dst = %d, dist type for size = %d\n", i, j, g_otg->size_dist[i][j][k][PE_STATE]); #ifdef STANDALONE g_otg->dst_port[i][j] = 302; g_otg->flow_duration[i][j] = 1000; #endif break; case AUTO_PILOT : g_otg->trans_proto[i][j][k] = 2; g_otg->ip_v[i][j][k] = 1; g_otg->idt_dist[i][j][k][PE_STATE] = UNIFORM; LOG_I(OTG,"OTG_CONFIG AUTO PILOT, src = %d, dst = %d, dist IDT = %d\n", i, j, g_otg->idt_dist[i][j][k][PE_STATE]); g_otg->idt_min[i][j][k][PE_STATE] = 100; g_otg->idt_max[i][j][k][PE_STATE] = 500; g_otg->idt_std_dev[i][j][k][PE_STATE] = 0; g_otg->idt_lambda[i][j][k][PE_STATE] = 0; g_otg->size_dist[i][j][k][PE_STATE] = FIXED; g_otg->size_min[i][j][k][PE_STATE] = 800; g_otg->size_max[i][j][k][PE_STATE] = 800; g_otg->size_std_dev[i][j][k][PE_STATE] = 0; g_otg->size_lambda[i][j][k][PE_STATE] = 0; #ifdef STANDALONE g_otg->dst_port[i][j] = 302; g_otg->flow_duration[i][j] = 1000; #endif break; case BICYCLE_RACE : g_otg->trans_proto[i][j][k] = 2; g_otg->ip_v[i][j][k] = 1; g_otg->idt_dist[i][j][k][PE_STATE] = UNIFORM; LOG_I(OTG,"OTG_CONFIG BICYCLE RACE, src = %d, dst = %d, dist IDT = %d\n", i, j, g_otg->idt_dist[i][j][k][PE_STATE]); g_otg->idt_min[i][j][k][PE_STATE] = 100; g_otg->idt_max[i][j][k][PE_STATE] = 500; g_otg->idt_std_dev[i][j][k][PE_STATE] = 0; g_otg->idt_lambda[i][j][k][PE_STATE] = 0; g_otg->size_dist[i][j][k][PE_STATE] = FIXED; g_otg->size_min[i][j][k][PE_STATE] = 800; g_otg->size_max[i][j][k][PE_STATE] = 800; g_otg->size_std_dev[i][j][k][PE_STATE] = 0; g_otg->size_lambda[i][j][k][PE_STATE] = 0; #ifdef STANDALONE g_otg->dst_port[i][j] = 302; g_otg->flow_duration[i][j] = 1000; #endif break; /* case OPENARENA : g_otg->trans_proto[i][j][k] = 2; g_otg->ip_v[i][j][k] = 1; g_otg->idt_dist[i][j][k][PE_STATE] = UNIFORM; LOG_I(OTG,"OTG_CONFIG OPENARENA, src = %d, dst = %d, dist IDT = %d\n", i, j, g_otg->idt_dist[i][j][k][PE_STATE]); g_otg->idt_min[i][j][k][PE_STATE] = 69; g_otg->idt_max[i][j][k][PE_STATE] = 103; g_otg->idt_std_dev[i][j][k][PE_STATE] = 0; g_otg->idt_lambda[i][j][k][PE_STATE] = 0; g_otg->size_dist[i][j][k][PE_STATE] = GAUSSIAN; g_otg->size_min[i][j][k][PE_STATE] = 5; g_otg->size_max[i][j][k][PE_STATE] = 43; g_otg->size_std_dev[i][j][k][PE_STATE] = 5; g_otg->size_lambda[i][j][k][PE_STATE] = 0; #ifdef STANDALONE g_otg->dst_port[i][j] = 302; g_otg->flow_duration[i][j] = 1000; #endif break; */ case TEAM_FORTRESS : g_otg->trans_proto[i][j][k] = 2; g_otg->ip_v[i][j][k] = 1; g_otg->idt_dist[i][j][k][PE_STATE] = UNIFORM; LOG_I(OTG,"OTG_CONFIG GAMING_TF, src = %d, dst = %d, dist IDT = %d\n", i, j, g_otg->idt_dist[i][j][k][PE_STATE]); g_otg->idt_min[i][j][k][PE_STATE] = 31; g_otg->idt_max[i][j][k][PE_STATE] = 42; g_otg->idt_std_dev[i][j][k][PE_STATE] = 0; g_otg->idt_lambda[i][j][k][PE_STATE] = 0; g_otg->size_dist[i][j][k][PE_STATE] = GAUSSIAN; g_otg->size_min[i][j][k][PE_STATE] = 5; g_otg->size_max[i][j][k][PE_STATE] = 43; g_otg->size_std_dev[i][j][k][PE_STATE] = 5; g_otg->size_lambda[i][j][k][PE_STATE] = 0; #ifdef STANDALONE g_otg->dst_port[i][j] = 302; g_otg->flow_duration[i][j] = 1000; #endif break; case M2M_TRAFFIC : /* example of M2M traffic */ LOG_I(OTG," M2M_TRAFFIC, src = %d, dst = %d, application type = %d\n", i, j, g_otg->application_type[i][j][k]); g_otg->trans_proto[i][j][k] = TCP; g_otg->ip_v[i][j][k] = IPV4; g_otg->pu_size_pkts[i][j][k]=50; g_otg->ed_size_pkts[i][j][k]=60; g_otg->idt_dist[i][j][k][PE_STATE] = UNIFORM; g_otg->idt_min[i][j][k][PE_STATE] = 1000; g_otg->idt_max[i][j][k][PE_STATE] = 15; g_otg->size_dist[i][j][k][PE_STATE] = UNIFORM; g_otg->size_min[i][j][k][PE_STATE] = 200; g_otg->size_max[i][j][k][PE_STATE] = 800; g_otg->prob_off_pu[i][j][k]=0.2; g_otg->prob_off_ed[i][j][k]=0.3; g_otg->prob_off_pe[i][j][k]=0.4; g_otg->prob_pu_ed[i][j][k]=0.1; g_otg->prob_pu_pe[i][j][k]=0.6; g_otg->prob_ed_pu[i][j][k]=0.3; g_otg->prob_ed_pe[i][j][k]=0.5; g_otg->holding_time_off_pu[i][j][k]=10; g_otg->holding_time_off_ed[i][j][k]=12; g_otg->holding_time_off_pe[i][j][k]=13; g_otg->holding_time_pe_off[i][j][k]=30; g_otg->m2m[i][j][k]=1; #ifdef STANDALONE g_otg->dst_port[i][j] = 302; g_otg->flow_duration[i][j] = 1000; #endif case AUTO_PILOT_L : /* Measurements from: Traffic Modeling Framework for Machine Type Communincation (Navid NiKaein, Markus Laner, Kajie Zhou, Philippe Svoboda, Dejan Drajic, Serjan Krco and Milica Popovic) */ g_otg->trans_proto[i][j][k] = TCP; g_otg->ip_v[i][j][k] = IPV4; g_otg->pu_size_pkts[i][j][k]=1000; g_otg->ed_size_pkts[i][j][k]=1000; g_otg->idt_dist[i][j][k][PE_STATE] = UNIFORM; g_otg->idt_min[i][j][k][PE_STATE] = 100; g_otg->idt_max[i][j][k][PE_STATE] = 500; if (i<nb_enb_local) { /*DL*/ g_otg->size_dist[i][j][k][PE_STATE] = FIXED; g_otg->size_min[i][j][k][PE_STATE] = 1000; g_otg->size_max[i][j][k][PE_STATE] = 1000; LOG_I(OTG,"AUTO PILOT LOW SPEEDS DL , src = %d, dst = %d, application type = %d\n", i, j, g_otg->application_type[i][j][k]); } else { /*UL*/ g_otg->size_dist[j][i][k][PE_STATE] = UNIFORM; g_otg->size_min[j][i][k][PE_STATE] = 64; g_otg->size_max[j][i][k][PE_STATE] = 1000; LOG_I(OTG,"AUTO PILOT LOW SPEEDS UL, src = %d, dst = %d, application type = %d\n", i, j, g_otg->application_type[i][j][k]); } g_otg->prob_off_pu[i][j][k]=0.2; g_otg->prob_off_ed[i][j][k]=0.3; g_otg->prob_off_pe[i][j][k]=0; g_otg->prob_pu_ed[i][j][k]=0.5; g_otg->prob_pu_pe[i][j][k]=0; g_otg->prob_ed_pu[i][j][k]=0; g_otg->prob_ed_pe[i][j][k]=1; g_otg->holding_time_off_pu[i][j][k]=100; g_otg->holding_time_off_ed[i][j][k]=10; g_otg->holding_time_pe_off[i][j][k]=1000; g_otg->m2m[i][j][k]=1; #ifdef STANDALONE g_otg->dst_port[i][j]= 303; g_otg->flow_duration[i][j] = 1000; #endif break; case AUTO_PILOT_M : /* Measurements from: Traffic Modeling Framework for Machine Type Communincation (Navid NiKaein, Markus Laner, Kajie Zhou, Philippe Svoboda, Dejan Drajic, Serjan Krco and Milica Popovic) */ g_otg->trans_proto[i][j][k] = TCP; g_otg->ip_v[i][j][k] = IPV4; g_otg->pu_size_pkts[i][j][k]=1000; g_otg->ed_size_pkts[i][j][k]=1000; g_otg->idt_dist[i][j][k][PE_STATE] = FIXED; g_otg->idt_min[i][j][k][PE_STATE] = 100; g_otg->idt_max[i][j][k][PE_STATE] = 100; if (i<nb_enb_local) { /*DL*/ g_otg->size_dist[i][j][k][PE_STATE] = FIXED; g_otg->size_min[i][j][k][PE_STATE] = 1000; g_otg->size_max[i][j][k][PE_STATE] = 1000; LOG_I(OTG,"AUTO PILOT MEDIUM SPEEDS DL, src = %d, dst = %d, application type = %d\n", i, j, g_otg->application_type[i][j][k]); } else { /*UL*/ g_otg->size_dist[j][i][k][PE_STATE] = UNIFORM; g_otg->size_min[j][i][k][PE_STATE] = 64; g_otg->size_max[j][i][k][PE_STATE] = 1000; LOG_I(OTG,"AUTO PILOT MEDIUM SPEEDS UL, src = %d, dst = %d, application type = %d\n", i, j, g_otg->application_type[i][j][k]); } g_otg->prob_off_pu[i][j][k]=0.2; g_otg->prob_off_ed[i][j][k]=0.3; g_otg->prob_off_pe[i][j][k]=0; g_otg->prob_pu_ed[i][j][k]=0.5; g_otg->prob_pu_pe[i][j][k]=0; g_otg->prob_ed_pu[i][j][k]=0; g_otg->prob_ed_pe[i][j][k]=1; g_otg->holding_time_off_pu[i][j][k]=40; g_otg->holding_time_off_ed[i][j][k]=10; g_otg->holding_time_pe_off[i][j][k]=1000; g_otg->m2m[i][j][k]=1; #ifdef STANDALONE g_otg->dst_port[i][j] = 303; g_otg->flow_duration[i][j] = 1000; #endif break; case AUTO_PILOT_H : /* Measurements from: Traffic Modeling Framework for Machine Type Communincation (Navid NiKaein, Markus Laner, Kajie Zhou, Philippe Svoboda, Dejan Drajic, Serjan Krco and Milica Popovic) */ g_otg->trans_proto[i][j][k] = TCP; g_otg->ip_v[i][j][k] = IPV4; g_otg->pu_size_pkts[i][j][k]=1000; g_otg->ed_size_pkts[i][j][k]=1000; g_otg->idt_dist[i][j][k][PE_STATE] = UNIFORM; g_otg->idt_min[i][j][k][PE_STATE] = 20; g_otg->idt_max[i][j][k][PE_STATE] = 25; if (i<nb_enb_local) { /*DL*/ g_otg->size_dist[i][j][k][PE_STATE] = FIXED; g_otg->size_min[i][j][k][PE_STATE] = 1000; g_otg->size_max[i][j][k][PE_STATE] = 1000; LOG_I(OTG,"AUTO PILOT HIGH SPEEDS DL, src = %d, dst = %d, application type = %d\n", i, j, g_otg->application_type[i][j][k]); } else { /*UL*/ g_otg->size_dist[j][i][k][PE_STATE] = UNIFORM; g_otg->size_min[j][i][k][PE_STATE] = 64; g_otg->size_max[j][i][k][PE_STATE] = 1000; LOG_I(OTG,"AUTO PILOT HIGH SPEEDS UL, src = %d, dst = %d, application type = %d\n", i, j, g_otg->application_type[i][j][k]); } g_otg->prob_off_pu[i][j][k]=0.2; g_otg->prob_off_ed[i][j][k]=0.3; g_otg->prob_off_pe[i][j][k]=0; g_otg->prob_pu_ed[i][j][k]=0.5; g_otg->prob_pu_pe[i][j][k]=0; g_otg->prob_ed_pu[i][j][k]=0; g_otg->prob_ed_pe[i][j][k]=1; g_otg->holding_time_off_pu[i][j][k]=20; g_otg->holding_time_off_ed[i][j][k]=10; g_otg->holding_time_pe_off[i][j][k]=1000; g_otg->m2m[i][j][k]=1; #ifdef STANDALONE g_otg->dst_port[i][j] = 303; g_otg->flow_duration[i][j] = 1000; #endif break; case AUTO_PILOT_E : /* Measurements from: Traffic Modeling Framework for Machine Type Communincation (Navid NiKaein, Markus Laner, Kajie Zhou, Philippe Svoboda, Dejan Drajic, Serjan Krco and Milica Popovic) */ /* DL SCENARIO*/ g_otg->trans_proto[i][j][k] = TCP; g_otg->ip_v[i][j][k] = IPV4; g_otg->pu_size_pkts[i][j][k]=1000; g_otg->ed_size_pkts[i][j][k]=1000; g_otg->idt_dist[i][j][k][PE_STATE] = UNIFORM; g_otg->idt_min[i][j][k][PE_STATE] = 20; g_otg->idt_max[i][j][k][PE_STATE] = 25; if (i<nb_enb_local) { /*DL*/ g_otg->size_dist[i][j][k][PE_STATE] = FIXED; g_otg->size_min[i][j][k][PE_STATE] = 1000; g_otg->size_max[i][j][k][PE_STATE] = 1000; LOG_I(OTG,"AUTO PILOT EMERGENCY DL, src = %d, dst = %d, application type = %d\n", i, j, g_otg->application_type[i][j][k]); } else { /*UL*/ g_otg->size_dist[j][i][k][PE_STATE] = UNIFORM; g_otg->size_min[j][i][k][PE_STATE] = 64; g_otg->size_max[j][i][k][PE_STATE] = 1000; LOG_I(OTG,"AUTO PILOT EMERGENCY UL, src = %d, dst = %d, application type = %d\n", i, j, g_otg->application_type[i][j][k]); } g_otg->prob_off_pu[i][j][k]=0.2; g_otg->prob_off_ed[i][j][k]=0.3; g_otg->prob_off_pe[i][j][k]=0; g_otg->prob_pu_ed[i][j][k]=0.5; g_otg->prob_pu_pe[i][j][k]=0; g_otg->prob_ed_pu[i][j][k]=0; g_otg->prob_ed_pe[i][j][k]=1; g_otg->holding_time_off_pu[i][j][k]=10; g_otg->holding_time_off_ed[i][j][k]=10; g_otg->holding_time_pe_off[i][j][k]=1000; g_otg->m2m[i][j][k]=1; #ifdef STANDALONE g_otg->dst_port[i][j] = 303; g_otg->flow_duration[i][j] = 1000; #endif break; case VIRTUAL_GAME_L : /* Measurements from: Traffic Modeling Framework for Machine Type Communincation (Navid NiKaein, Markus Laner, Kajie Zhou, Philippe Svoboda, Dejan Drajic, Serjan Krco and Milica Popovic) */ LOG_I(OTG,"VIRTUAL GAME LOW SPEEDS, src = %d, dst = %d, application type = %d\n", i, j, g_otg->application_type[i][j][k]); g_otg->trans_proto[i][j][k] = TCP; g_otg->ip_v[i][j][k] = IPV4; g_otg->pu_size_pkts[i][j][k]=1000; g_otg->prob_off_pu[i][j][k]=1; if (i<nb_enb_local)/*DL*/ g_otg->holding_time_off_pu[i][j][k]=1000; else /*UL*/ g_otg->holding_time_off_pu[j][i][k]=500; g_otg->m2m[i][j][k]=1; #ifdef STANDALONE g_otg->dst_port[i][j][k] = 302; g_otg->flow_duration[i][j][k] = 1000; #endif break; case VIRTUAL_GAME_M : /* Measurements from: Traffic Modeling Framework for Machine Type Communincation (Navid NiKaein, Markus Laner, Kajie Zhou, Philippe Svoboda, Dejan Drajic, Serjan Krco and Milica Popovic) */ LOG_I(OTG,"VIRTUAL GAME MEDIUM SPEEDS, src = %d, dst = %d, application type = %d\n", i, j, g_otg->application_type[i][j][k]); /* DL SCENARIO*/ g_otg->trans_proto[i][j][k] = TCP; g_otg->ip_v[i][j][k] = IPV4; g_otg->pu_size_pkts[i][j][k]=1000; g_otg->prob_off_pu[i][j][k]=1; if (i<nb_enb_local)/*DL*/ g_otg->holding_time_off_pu[i][j][k]=1000; else /*UL*/ g_otg->holding_time_off_pu[j][i][k]=150; g_otg->m2m[i][j][k]=1; #ifdef STANDALONE g_otg->dst_port[i][j] = 302; g_otg->flow_duration[i][j] = 1000; #endif break; case VIRTUAL_GAME_H : /* Measurements from: Traffic Modeling Framework for Machine Type Communincation (Navid NiKaein, Markus Laner, Kajie Zhou, Philippe Svoboda, Dejan Drajic, Serjan Krco and Milica Popovic) */ LOG_I(OTG,"VIRTUAL GAME HIGH SPEEDS, src = %d, dst = %d, application type = %d\n", i, j, g_otg->application_type[i][j][k]); g_otg->trans_proto[i][j][k] = TCP; g_otg->ip_v[i][j][k] = IPV4; g_otg->pu_size_pkts[i][j][k]=1000; if (i<nb_enb_local)/*DL*/ g_otg->holding_time_off_pu[i][j][k]=1000; else /*UL*/ g_otg->holding_time_off_pu[j][i][k]=100; g_otg->m2m[i][j][k]=1; #ifdef STANDALONE g_otg->dst_port[i][j] = 302; g_otg->flow_duration[i][j] = 1000; #endif break; case VIRTUAL_GAME_F : /* Measurements from: Traffic Modeling Framework for Machine Type Communincation (Navid NiKaein, Markus Laner, Kajie Zhou, Philippe Svoboda, Dejan Drajic, Serjan Krco and Milica Popovic) */ LOG_I(OTG,"VIRTUAL GAME FINISH, src = %d, dst = %d, application type = %d\n", i, j, g_otg->application_type[i][j][k]); /* DL SCENARIO*/ g_otg->trans_proto[i][j][k] = TCP; g_otg->ip_v[i][j][k] = IPV4; g_otg->pu_size_pkts[i][j][k]=1000; g_otg->prob_off_pu[i][j][k]=1; if (i<nb_enb_local)/*DL*/ g_otg->holding_time_off_pu[i][j][k]=1000; else /*UL*/ g_otg->holding_time_off_pu[j][i][k]=70; g_otg->m2m[i][j][k]=1; #ifdef STANDALONE g_otg->dst_port[i][j] = 302; g_otg->flow_duration[i][j] = 1000; #endif break; case ALARM_HUMIDITY : /* Measurements from: * Traffic Modeling Framework for Machine Type Communincation (Navid NiKaein, Markus Laner, Kajie Zhou, Philippe Svoboda, Dejan Drajic, Serjan Krco and Milica Popovic) */ LOG_I(OTG,"ALARM HUMIDITY, src = %d, dst = %d, application type = %d\n", i, j, g_otg->application_type[i][j][k]); g_otg->trans_proto[i][j][k] = TCP; g_otg->ip_v[i][j][k] = IPV4; g_otg->pu_size_pkts[i][j][k]=1000; g_otg->ed_size_pkts[i][j][k]=2000; g_otg->prob_off_pu[i][j][k]=0.5; g_otg->prob_off_ed[i][j][k]=0.5; g_otg->prob_pu_ed[i][j][k]=0.5; g_otg->holding_time_off_pu[i][j][k]=1680000; /* 28 minutes*/ g_otg->holding_time_off_ed[i][j][k]=32400000; /* 9 hours*/ g_otg->m2m[i][j][k]=1; #ifdef STANDALONE g_otg->dst_port[i][j] = 303; g_otg->flow_duration[i][j] = 1000; #endif break; case ALARM_SMOKE : /* Measurements from: Traffic Modeling Framework for Machine Type Communincation (Navid NiKaein, Markus Laner, Kajie Zhou, Philippe Svoboda, Dejan Drajic, Serjan Krco and Milica Popovic) */ LOG_I(OTG,"ALARM SMOKE, src = %d, dst = %d, application type = %d\n", i, j, g_otg->application_type[i][j][k]); g_otg->trans_proto[i][j][k] = TCP; g_otg->ip_v[i][j][k] = IPV4; g_otg->pu_size_pkts[i][j][k]=1000; g_otg->ed_size_pkts[i][j][k]=2000; g_otg->prob_off_pu[i][j][k]=0.5; g_otg->prob_off_ed[i][j][k]=0.5; g_otg->prob_pu_ed[i][j][k]=0.5; g_otg->holding_time_off_pu[i][j][k]=60000; /* 1 minute*/ g_otg->holding_time_off_ed[i][j][k]=43200000; /* 12 hours*/ g_otg->m2m[i][j][k]=1; #ifdef STANDALONE g_otg->dst_port[i][j] = 303; g_otg->flow_duration[i][j] = 1000; #endif break; case ALARM_TEMPERATURE : /* Measurements from: * Traffic Modeling Framework for Machine Type Communincation (Navid NiKaein, Markus Laner, Kajie Zhou, Philippe Svoboda, Dejan Drajic, Serjan Krco and Milica Popovic) */ LOG_I(OTG,"ALARM TEMPERATURE, src = %d, dst = %d, application type = %d\n", i, j, g_otg->application_type[i][j][k]); g_otg->trans_proto[i][j][k] = TCP; g_otg->ip_v[i][j][k] = IPV4; g_otg->pu_size_pkts[i][j][k]=1000; g_otg->ed_size_pkts[i][j][k]=4000; g_otg->prob_off_pu[i][j][k]=0.5; g_otg->prob_off_ed[i][j][k]=0.5; g_otg->prob_pu_ed[i][j][k]=0.5; g_otg->holding_time_off_pu[i][j][k]=1680000; /* 28 minute*/ g_otg->holding_time_off_ed[i][j][k]=18000000; /* 5 hours*/ g_otg->m2m[i][j][k]=1; #ifdef STANDALONE g_otg->dst_port[i][j]= 303; g_otg->flow_duration[i][j] = 1000; #endif break; case OPENARENA_DL : case OPENARENA_UL : g_otg->trans_proto[i][j][k] = TCP; g_otg->ip_v[i][j][k] = IPV4; g_otg->idt_dist[i][j][k][PE_STATE] = FIXED; g_otg->size_dist[i][j][k][PE_STATE] = FIXED; g_otg->m2m[i][j][k]=1; if (i<nb_enb_local) { /*DL*/ LOG_I(OTG,"OTG_CONFIG GAMING_OA_DL, src = %d, dst = %d, dist IDT = %d\n", i, j, g_otg->idt_dist[i][j][k][PE_STATE]); g_otg->idt_min[i][j][k][PE_STATE] = 40; g_otg->idt_max[i][j][k][PE_STATE] = 40; g_otg->size_min[i][j][k][PE_STATE] = 140; g_otg->size_max[i][j][k][PE_STATE] = 140; } else { /*UL*/ LOG_I(OTG,"OTG_CONFIG GAMING_OA_UL, src = %d, dst = %d, dist IDT = %d\n", i, j, g_otg->idt_dist[i][j][k][PE_STATE]); g_otg->idt_min[i][j][k][PE_STATE] = 11; g_otg->idt_max[i][j][k][PE_STATE] = 11; g_otg->size_min[i][j][k][PE_STATE] = 42; g_otg->size_max[i][j][k][PE_STATE] = 42; } #ifdef STANDALONE g_otg->dst_port[i][j] = 302; g_otg->flow_duration[i][j] = 1000; #endif break; case OPENARENA_DL_TARMA : g_otg->trans_proto[i][j][k] = TCP; g_otg->ip_v[i][j][k] = IPV4; g_otg->m2m[i][j][k]=1; g_otg->idt_dist[i][j][k][PE_STATE] = FIXED; g_otg->idt_min[i][j][k][PE_STATE] = 40; g_otg->idt_max[i][j][k][PE_STATE] = 40; g_otg->size_dist[i][j][k][PE_STATE] = TARMA; /*the tarma initialization*/ otg_info->tarma_stream[i][j][k]=tarmaInitStream (0); tarmaSetupOpenarenaDownlink(otg_info->tarma_stream[i][j][k]); LOG_I(OTG,"OTG_CONFIG OPENARENA_DL_TARMA, src = %d, dst = %d, dist IDT = %d\n", i, j, g_otg->idt_dist[i][j][k][PE_STATE]); break; case VIDEO_VBR_10MBPS : g_otg->trans_proto[i][j][k] = TCP; g_otg->ip_v[i][j][k] = IPV4; g_otg->idt_dist[i][j][k][PE_STATE] = FIXED; g_otg->idt_min[i][j][k][PE_STATE] = 40; g_otg->idt_max[i][j][k][PE_STATE] = 40; g_otg->size_dist[i][j][k][PE_STATE] = VIDEO; /*the tarma initialization*/ otg_info->tarma_video[i][j][k]=tarmaInitVideo(0); tarmaSetupVideoGop12(otg_info->tarma_video[i][j][k],1); LOG_I(OTG,"OTG_CONFIG OPENARENA_DL_TARMA, src = %d, dst = %d, dist IDT = %d\n", i, j, g_otg->idt_dist[i][j][k][PE_STATE]); break; case VIDEO_VBR_4MBPS : g_otg->trans_proto[i][j][k] = TCP; g_otg->ip_v[i][j][k] = IPV4; g_otg->idt_dist[i][j][k][PE_STATE] = FIXED; g_otg->idt_min[i][j][k][PE_STATE] = 40; g_otg->idt_max[i][j][k][PE_STATE] = 40; g_otg->size_dist[i][j][k][PE_STATE] = VIDEO; /*the tarma initialization*/ otg_info->tarma_video[i][j][k]=tarmaInitVideo(0); tarmaSetupVideoGop12(otg_info->tarma_video[i][j][k],2.5); LOG_I(OTG,"OTG_CONFIG OPENARENA_DL_TARMA, src = %d, dst = %d, dist IDT = %d\n", i, j, g_otg->idt_dist[i][j][k][PE_STATE]); break; case VIDEO_VBR_2MBPS : g_otg->trans_proto[i][j][k] = TCP; g_otg->ip_v[i][j][k] = IPV4; g_otg->idt_dist[i][j][k][PE_STATE] = FIXED; g_otg->idt_min[i][j][k][PE_STATE] = 40; g_otg->idt_max[i][j][k][PE_STATE] = 40; g_otg->size_dist[i][j][k][PE_STATE] = VIDEO; /*the tarma initialization*/ otg_info->tarma_video[i][j][k]=tarmaInitVideo(0); tarmaSetupVideoGop12(otg_info->tarma_video[i][j][k],5); LOG_I(OTG,"OTG_CONFIG OPENARENA_DL_TARMA, src = %d, dst = %d, dist IDT = %d\n", i, j, g_otg->idt_dist[i][j][k][PE_STATE]); break; case VIDEO_VBR_768KBPS : g_otg->trans_proto[i][j][k] = TCP; g_otg->ip_v[i][j][k] = IPV4; g_otg->idt_dist[i][j][k][PE_STATE] = FIXED; g_otg->idt_min[i][j][k][PE_STATE] = 40; g_otg->idt_max[i][j][k][PE_STATE] = 40; g_otg->size_dist[i][j][k][PE_STATE] = VIDEO; /*the tarma initialization*/ otg_info->tarma_video[i][j][k]=tarmaInitVideo(0); tarmaSetupVideoGop12(otg_info->tarma_video[i][j][k],13); LOG_I(OTG,"OTG_CONFIG OPENARENA_DL_TARMA, src = %d, dst = %d, dist IDT = %d\n", i, j, g_otg->idt_dist[i][j][k][PE_STATE]); break; case VIDEO_VBR_384KBPS : g_otg->trans_proto[i][j][k] = TCP; g_otg->ip_v[i][j][k] = IPV4; g_otg->idt_dist[i][j][k][PE_STATE] = FIXED; g_otg->idt_min[i][j][k][PE_STATE] = 40; g_otg->idt_max[i][j][k][PE_STATE] = 40; g_otg->size_dist[i][j][k][PE_STATE] = VIDEO; /*the tarma initialization*/ otg_info->tarma_video[i][j][k]=tarmaInitVideo(0); tarmaSetupVideoGop12(otg_info->tarma_video[i][j][k],26); LOG_I(OTG,"OTG_CONFIG OPENARENA_DL_TARMA, src = %d, dst = %d, dist IDT = %d\n", i, j, g_otg->idt_dist[i][j][k][PE_STATE]); break; case VIDEO_VBR_192KBPS : g_otg->trans_proto[i][j][k] = TCP; g_otg->ip_v[i][j][k] = IPV4; g_otg->idt_dist[i][j][k][PE_STATE] = FIXED; g_otg->idt_min[i][j][k][PE_STATE] = 40; g_otg->idt_max[i][j][k][PE_STATE] = 40; g_otg->size_dist[i][j][k][PE_STATE] = VIDEO; /*the tarma initialization*/ otg_info->tarma_video[i][j][k]=tarmaInitVideo(0); tarmaSetupVideoGop12(otg_info->tarma_video[i][j][k],52); LOG_I(OTG,"OTG_CONFIG OPENARENA_DL_TARMA, src = %d, dst = %d, dist IDT = %d\n", i, j, g_otg->idt_dist[i][j][k][PE_STATE]); break; case BACKGROUND_USERS: g_otg->trans_proto[i][j][k] = TCP; g_otg->ip_v[i][j][k] = IPV4; g_otg->idt_dist[i][j][k][PE_STATE] = UNIFORM; g_otg->idt_lambda[i][j][k][PE_STATE] = 1.0/40.0; g_otg->idt_min[i][j][k][PE_STATE] = 40; g_otg->idt_max[i][j][k][PE_STATE] = 80; g_otg->size_dist[i][j][k][PE_STATE] = BACKGROUND_DIST; /*the background initialization*/ // otg_info->background_stream[i][j][k]=backgroundStreamInit(0,2); break; case DUMMY : g_otg->trans_proto[i][j][k] = TCP; g_otg->ip_v[i][j][k] = IPV4; /*the tarma initialization*/ otg_info->tarma_video[i][j][k]=tarmaInitVideo(0); g_otg->idt_dist[i][j][k][PE_STATE] = VIDEO; g_otg->idt_min[i][j][k][PE_STATE] = 40; g_otg->idt_max[i][j][k][PE_STATE] = 40; g_otg->size_dist[i][j][k][PE_STATE] = VIDEO; otg_info->tarma_video[i][j][k]->tarma_size.inputWeight[0]=1; otg_info->tarma_video[i][j][k]->tarma_size.maWeight[0]=0.6; otg_info->tarma_video[i][j][k]->tarma_size.maWeight[1]=-1.04; otg_info->tarma_video[i][j][k]->tarma_size.maWeight[2]=0.44; otg_info->tarma_video[i][j][k]->tarma_size.arWeight[0]=1; otg_info->tarma_video[i][j][k]->tarma_size.arWeight[1]=-1.971; otg_info->tarma_video[i][j][k]->tarma_size.arWeight[2]=0.971; otg_info->tarma_video[i][j][k]->tarmaVideoGopStructure[0]=0; otg_info->tarma_video[i][j][k]->tarmaVideoGopStructure[1]=2; otg_info->tarma_video[i][j][k]->tarmaVideoGopStructure[2]=2; otg_info->tarma_video[i][j][k]->tarmaVideoGopStructure[3]=1; otg_info->tarma_video[i][j][k]->tarmaVideoGopStructure[4]=2; otg_info->tarma_video[i][j][k]->tarmaVideoGopStructure[5]=2; otg_info->tarma_video[i][j][k]->tarmaVideoGopStructure[6]=1; otg_info->tarma_video[i][j][k]->tarmaVideoGopStructure[7]=2; otg_info->tarma_video[i][j][k]->tarmaVideoGopStructure[8]=2; otg_info->tarma_video[i][j][k]->tarmaVideoGopStructure[9]=1; otg_info->tarma_video[i][j][k]->tarmaVideoGopStructure[10]=2; otg_info->tarma_video[i][j][k]->tarmaVideoGopStructure[11]=2; otg_info->tarma_video[i][j][k]->polyWeightFrame[0][0]=300; otg_info->tarma_video[i][j][k]->polyWeightFrame[0][1]=30; otg_info->tarma_video[i][j][k]->polyWeightFrame[1][0]=200; otg_info->tarma_video[i][j][k]->polyWeightFrame[1][1]=20; otg_info->tarma_video[i][j][k]->polyWeightFrame[2][0]=100; otg_info->tarma_video[i][j][k]->polyWeightFrame[2][1]=10; tarmaPrintVideoInit(otg_info->tarma_video[i][j][k]); LOG_I(OTG,"OTG_CONFIG OPENARENA_DL_TARMA, src = %d, dst = %d, dist IDT = %d\n", i, j, g_otg->idt_dist[i][j][k][PE_STATE]); break; case VOIP_G711 : /*http://www.computerweekly.com/feature/VoIP-bandwidth-fundamentals */ /* Voice bit rate= 64 Kbps | Sample time= 20 msec | Voice payload=160 bytes */ g_otg->trans_proto[i][j][k] = UDP; g_otg->ip_v[i][j][k] = IPV4; g_otg->idt_dist[i][j][k][SIMPLE_TALK] = FIXED; LOG_I(OTG,"OTG_CONFIG VOIP G711, src = %d, dst = %d, dist IDT = %d\n", i, j, g_otg->idt_dist[i][j][k][SIMPLE_TALK]); g_otg->idt_min[i][j][k][SIMPLE_TALK] = 20; g_otg->idt_max[i][j][k][SIMPLE_TALK] = 20; g_otg->size_dist[i][j][k][SIMPLE_TALK] = FIXED; g_otg->size_min[i][j][k][SIMPLE_TALK] = 160; g_otg->size_max[i][j][k][SIMPLE_TALK] = 160; #ifdef STANDALONE g_otg->dst_port[i][j] = 302; g_otg->flow_duration[i][j] = 1000; #endif break; case VOIP_G729 : /*http://www.computerweekly.com/feature/VoIP-bandwidth-fundamentals */ /* Voice bit rate= 8 Kbps | Sample time= 30 msec | Voice payload=30 bytes */ g_otg->trans_proto[i][j][k] = UDP; g_otg->ip_v[i][j][k] = IPV4; g_otg->idt_dist[i][j][k][SIMPLE_TALK] = FIXED; LOG_I(OTG,"OTG_CONFIG VOIP G729, src = %d, dst = %d, traffic id %d, dist IDT = %d\n", i, j, k, g_otg->idt_dist[i][j][k][SIMPLE_TALK]); g_otg->idt_min[i][j][k][SIMPLE_TALK] = 30; g_otg->idt_max[i][j][k][SIMPLE_TALK] = 30; g_otg->size_dist[i][j][k][SIMPLE_TALK] = FIXED; g_otg->size_min[i][j][k][SIMPLE_TALK] = 30; g_otg->size_max[i][j][k][SIMPLE_TALK] = 30; #ifdef STANDALONE g_otg->dst_port[i][j] = 302; g_otg->flow_duration[i][j] = 1000; #endif break; case IQSIM_MANGO : /*Realistic measurements: Eurecom with iQsim Gateway*/ g_otg->trans_proto[i][j][k] = TCP; g_otg->ip_v[i][j][k] = IPV4; g_otg->idt_dist[i][j][k][PE_STATE] = UNIFORM; g_otg->idt_min[i][j][k][PE_STATE] = 5000; g_otg->idt_max[i][j][k][PE_STATE] = 10000; g_otg->size_dist[i][j][k][PE_STATE] = FIXED; if (i<nb_enb_local) { LOG_I(OTG,"IQSIM_MANGO [DL], src = %d, dst = %d, dist IDT = %d\n", i, j, g_otg->idt_dist[i][j][k][PE_STATE]); g_otg->size_min[i][j][k][PE_STATE] = 141; g_otg->size_max[i][j][k][PE_STATE] = 141; } else { LOG_I(OTG,"IQSIM_MANGO [UL], src = %d, dst = %d, dist IDT = %d\n", i, j, g_otg->idt_dist[i][j][k][PE_STATE]); g_otg->size_min[i][j][k][PE_STATE] = 144; g_otg->size_max[i][j][k][PE_STATE] = 144; } g_otg->m2m[i][j][k]=1; #ifdef STANDALONE g_otg->dst_port[i][j] = 302; g_otg->flow_duration[i][j] = 1000; #endif break; case IQSIM_NEWSTEO : /*Realistic measurements: Eurecom with iQsim Gateway*/ g_otg->trans_proto[i][j][k] = TCP; g_otg->ip_v[i][j][k] = IPV4; g_otg->idt_dist[i][j][k][PE_STATE] = UNIFORM; g_otg->idt_min[i][j][k][PE_STATE] = 5000; g_otg->idt_max[i][j][k][PE_STATE] = 10000; g_otg->size_dist[i][j][k][PE_STATE] = FIXED; if (i<nb_enb_local) { /*DL*/ LOG_I(OTG,"IQSIM_NEWSTEO [DL], src = %d, dst = %d, dist IDT = %d\n", i, j, g_otg->idt_dist[i][j][k][PE_STATE]); g_otg->size_min[i][j][k][PE_STATE] = 467; g_otg->size_max[i][j][k][PE_STATE] = 467; } else { /*UL*/ LOG_I(OTG,"IQSIM_NEWSTEO [UL], src = %d, dst = %d, dist IDT = %d\n", i, j, g_otg->idt_dist[i][j][k][PE_STATE]); g_otg->size_min[i][j][k][PE_STATE] = 251; g_otg->size_max[i][j][k][PE_STATE] = 251; } g_otg->m2m[i][j][k]=1; #ifdef STANDALONE g_otg->dst_port[i][j] = 302; g_otg->flow_duration[i][j] = 1000; #endif break; case FULL_BUFFER: LOG_E(OTG, "Full buffer is not yet supported\n"); default: LOG_D(OTG, "[SRC %d][DST %d] Unknown traffic type\n", i, j); /* TO ADD: 3GPP TSG-RAN WG1 Meeting #71: Low-cost MTC Traffic Models and Characteristics */ } } } } } int background_gen( const int src_instance, const int dst_instance, const int ctime) { int ptime_background; if (src_instance<NB_eNB_INST) // DL case ptime_background=otg_info->ptime_background_dl; else //UL case ptime_background=otg_info->ptime_background_ul; /*check if it is time to transmit the background traffic - we have different distributions for packet size and idt for the UL and DL */ if ((((ctime-ptime_background) >= otg_info->idt_background[src_instance][dst_instance])) || (otg_info->idt_background[src_instance][dst_instance]==0)) { LOG_D(OTG,"[SRC %d][DST %d] BACKGROUND :: OK (idt=%d, ctime=%d,ptime=%d ) !!\n", src_instance, dst_instance, otg_info->idt_background[src_instance][dst_instance], ctime, ptime_background); otg_info->size_background[src_instance][dst_instance]=adjust_size( ceil(backgroundCalculateSize(otg_info->background_stream[src_instance][dst_instance][0], ctime, otg_info->idt_background[src_instance][dst_instance]))); if (src_instance<NB_eNB_INST) { // DL case otg_info->idt_background[src_instance][dst_instance]= exponential_dist(0.025); otg_info->ptime_background_dl=ctime; } else { //UL case otg_info->idt_background[src_instance][dst_instance]= uniform_dist(500,1000); otg_info->ptime_background_ul=ctime; } /* // Distinguish between the UL and DL case if (src_instance<NB_eNB_INST) // DL case otg_info->size_background[src_instance][dst_instance]=ceil(lognormal_dist(5.46,0.85)); //lognormal distribution for DL background packet else //UL case otg_info->size_background[src_instance][dst_instance]=ceil(lognormal_dist(3.03,0.5)); //lognormal distribution for DL background packet // adjust the packet size if needed if (otg_info->size_background[src_instance][dst_instance]>1400) otg_info->size_background[src_instance][dst_instance]=1400; if (otg_info->size_background[src_instance][dst_instance]<=10) otg_info->size_background[src_instance][dst_instance]=10; // Compute the corresponding IDT // Eq. (7) from "Users in Cells: a Data Traffic Analysis (Markus Laner, Philipp Svoboda, Stefan Schwarz, and Markus Rupp)" - Measured traffic consists of a mixture of many different types (e.g., web, video streaming, file download), gives an intuition for the encountered heavy-tails of. Most sessions are short with low data-volume, consisting of small downloads (e.g., e-mail, TCP-acknowledges), whereas some few sessions last very long and require high throughput (e.g., VoIP, video streaming, file-download). otg_info->idt_background[src_instance][dst_instance]=ceil(((otg_info->size_background[src_instance][dst_instance])*8000)/pow(10, lognormal_dist(1.3525, 0.1954))); //if(otg_info->idt_background[src_instance][dst_instance]==0) //otg_info->idt_background[src_instance][dst_instance]=10; otg_info->ptime_background=ctime; */ LOG_D(OTG,"[BACKGROUND] TRAFFIC:: (src=%d, dst=%d) pkts size=%d idt=%d \n", src_instance, dst_instance, otg_info->size_background[src_instance][dst_instance], otg_info->idt_background[src_instance][dst_instance]); return 1; } else { LOG_D(OTG,"[SRC %d][DST %d] [BACKGROUND] TRAFFIC:: not the time to transmit= (idt=%d, ctime=%d,ptime=%d ) size= %d \n", src_instance, dst_instance, otg_info->idt_background[src_instance][dst_instance], ctime, ptime_background, otg_info->size_background[src_instance][dst_instance]); return 0; } } int header_size_gen_background( const int src_instance, const int dst_instance) { int size_header=0; if (otg_info->header_size_background[src_instance][dst_instance]==0) { if(g_otg->trans_proto_background[src_instance][dst_instance]==0) g_otg->trans_proto_background[src_instance][dst_instance]= rand() % (TCP_IPV6 - UDP_IPV4 + 1) + UDP_IPV4; switch (g_otg->trans_proto_background[src_instance][dst_instance]) { case UDP_IPV4: size_header=HDR_IP_v4_MIN + HDR_UDP; break; case UDP_IPV6: size_header=HDR_IP_v6 + HDR_UDP; break; case TCP_IPV4: size_header=HDR_IP_v4_MIN + HDR_TCP; break; case TCP_IPV6: size_header=HDR_IP_v6 + HDR_TCP; break; default : size_header=HDR_IP_v6 + HDR_TCP; break; } otg_info->header_size_background[src_instance][dst_instance]=size_header; } LOG_D(OTG," [SRC %d][DST %d] BACKGROUND TRAFFIC:: size header %u \n", src_instance, dst_instance, otg_info->header_size_background[src_instance][dst_instance]); return otg_info->header_size_background[src_instance][dst_instance]; } void state_management( const int src_instance, const int dst_instance, const int application, const int ctime) { if ((g_otg->holding_time_off_pu[src_instance][dst_instance][application]==0) && (g_otg->holding_time_off_ed[src_instance][dst_instance][application]==0) && (g_otg->holding_time_off_pe[src_instance][dst_instance][application]==0)) otg_info->state[src_instance][dst_instance][application]=PE_STATE; else { if (otg_info->state_transition_prob[src_instance][dst_instance][application]==0) { otg_info->state_transition_prob[src_instance][dst_instance][application]=uniform_dist(0,1); otg_info->state[src_instance][dst_instance][application]=OFF_STATE; LOG_D(OTG,"[%d][%d][Appli id %d] STATE:: OFF INIT \n", src_instance, dst_instance, application); otg_info->start_holding_time_off[src_instance][dst_instance][application]=0/*ctime*/; } //LOG_D(OTG,"[%d][[%d] HOLDING_TIMES OFF_PE: %d, OFF_PU: %d, OFF_ED %d, PE_OFF: %d \n", src_instance, dst_instance, g_otg->holding_time_off_pe[src_instance][dst_instance], g_otg->holding_time_off_pu[src_instance][dst_instance],g_otg->holding_time_off_ed[src_instance][dst_instance], g_otg->holding_time_pe_off[src_instance][dst_instance] ); switch (otg_info->state[src_instance][dst_instance][application]) { case OFF_STATE: if (ctime>otg_info->start_holding_time_off[src_instance][dst_instance][application]) { otg_info->c_holding_time_off[src_instance][dst_instance][application]= ctime - otg_info->start_holding_time_off[src_instance][dst_instance][application]; LOG_D(OTG,"[%d][%d][Appli id %d][Agg Level=%u] STATE:: OFF Holding Time %u (%d, %u)\n", src_instance, dst_instance,application , g_otg->aggregation_level[src_instance][dst_instance][application], otg_info->c_holding_time_off[src_instance][dst_instance][application], ctime, otg_info->start_holding_time_off[src_instance][dst_instance][application]); } if ( ((otg_info->state_transition_prob[src_instance][dst_instance][application]>= 1-(g_otg->prob_off_pu[src_instance][dst_instance][application] +g_otg->prob_off_ed[src_instance][dst_instance][application]+g_otg->prob_off_pe[src_instance][dst_instance][application])) && (otg_info->state_transition_prob[src_instance][dst_instance][application]<1-(g_otg->prob_off_ed[src_instance][dst_instance][application] +g_otg->prob_off_pe[src_instance][dst_instance][application]))) && (otg_info->c_holding_time_off[src_instance][dst_instance][application]>=g_otg->holding_time_off_pu[src_instance][dst_instance][application])) { otg_info->state[src_instance][dst_instance][application]=PU_STATE; LOG_I(OTG,"[%d][%d][Appli id %d][Agg Level=%u] NEW STATE:: OFF-->PU %u (ctime %d, start %u )\n", src_instance, dst_instance,application, g_otg->aggregation_level[src_instance][dst_instance][application], otg_info->c_holding_time_off[src_instance][dst_instance][application], ctime, otg_info->start_holding_time_off[src_instance][dst_instance][application]); otg_info->state_transition_prob[src_instance][dst_instance][application]=uniform_dist(0,1); } else if ( ((otg_info->state_transition_prob[src_instance][dst_instance][application]>= 1-(g_otg->prob_off_ed[src_instance][dst_instance][application] +g_otg->prob_off_pe[src_instance][dst_instance][application])) && (otg_info->state_transition_prob[src_instance][dst_instance][application]< 1-g_otg->prob_off_pe[src_instance][dst_instance][application])) && (otg_info->c_holding_time_off[src_instance][dst_instance][application]>=g_otg->holding_time_off_ed[src_instance][dst_instance][application])) { otg_info->state[src_instance][dst_instance][application]=ED_STATE; LOG_D(OTG,"[%d][%d][Appli id %d][Agg Level=%u] NEW STATE:: OFF-->ED \n", src_instance, dst_instance,application, g_otg->aggregation_level[src_instance][dst_instance][application]); otg_info->state_transition_prob[src_instance][dst_instance][application]=uniform_dist(0,1); } else if (((otg_info->state_transition_prob[src_instance][dst_instance][application]>=1-g_otg->prob_off_pe[src_instance][dst_instance][application]) && (otg_info->state_transition_prob[src_instance][dst_instance][application]<=1)) && (otg_info->c_holding_time_off[src_instance][dst_instance]>=g_otg->holding_time_off_pe[src_instance][dst_instance])) { otg_info->state[src_instance][dst_instance][application]=PE_STATE; LOG_I(OTG,"[%d][%d][Appli id %d][Agg Level=%u] NEW STATE:: OFF-->PE \n", src_instance, dst_instance,application, g_otg->aggregation_level[src_instance][dst_instance][application]); otg_info->state_transition_prob[src_instance][dst_instance][application]=uniform_dist(0,1); } else { otg_info->c_holding_time_off[src_instance][dst_instance][application]= ctime - otg_info->start_holding_time_off[src_instance][dst_instance][application]; otg_info->state_transition_prob[src_instance][dst_instance][application]=uniform_dist(0,1); LOG_D(OTG,"[%d][%d][Appli id %d][Agg Level=%u] STATE:: OFF\n", src_instance, dst_instance,application, g_otg->aggregation_level[src_instance][dst_instance][application]); } break; case PU_STATE: if (otg_info->state_transition_prob[src_instance][dst_instance][application]<=1-(g_otg->prob_pu_ed[src_instance][dst_instance][application] +g_otg->prob_pu_pe[src_instance][dst_instance][application])) { //otg_info->state[src_instance][dst_instance]=OFF_STATE; otg_info->state[src_instance][dst_instance][application]=OFF_STATE; otg_info->start_holding_time_off[src_instance][dst_instance][application]=ctime; otg_info->c_holding_time_off[src_instance][dst_instance][application]=0; LOG_D(OTG,"[%d][%d][Appli id %d][Agg Level=%u] NEW STATE:: PU-->OFF \n", src_instance, dst_instance,application, g_otg->aggregation_level[src_instance][dst_instance][application]); otg_info->state_transition_prob[src_instance][dst_instance][application]=uniform_dist(0,1); } else if ((otg_info->state_transition_prob[src_instance][dst_instance][application]<=1-g_otg->prob_pu_pe[src_instance][dst_instance][application]) && (otg_info->state_transition_prob[src_instance][dst_instance][application]>1-(g_otg->prob_pu_ed[src_instance][dst_instance][application] +g_otg->prob_pu_pe[src_instance][dst_instance][application]))) { //otg_info->state[src_instance][dst_instance]=ON_STATE; otg_info->state[src_instance][dst_instance][application]=ED_STATE; LOG_I(OTG,"[%d][%d][Appli id %d][Agg Level=%u] NEW STATE:: PU-->ED \n", src_instance, dst_instance,application, g_otg->aggregation_level[src_instance][dst_instance][application]); otg_info->state_transition_prob[src_instance][dst_instance][application]=uniform_dist(0,1); } else { /*if (otg_info->state_transition_prob[src_instance][dst_instance]>=g_otg->prob_pu_ed)*/ //otg_info->state[src_instance][dst_instance]=ON_STATE; otg_info->state[src_instance][dst_instance][application]=PE_STATE; otg_info->start_holding_time_pe_off[src_instance][dst_instance][application]=ctime; LOG_D(OTG,"[%d][%d][Appli id %d][Agg Level=%u] NEW STATE:: PU-->PE \n", src_instance, dst_instance,application, g_otg->aggregation_level[src_instance][dst_instance][application]); otg_info->state_transition_prob[src_instance][dst_instance][application]=uniform_dist(0,1); } break; case ED_STATE: if (otg_info->state_transition_prob[src_instance][dst_instance][application]<1-(g_otg->prob_ed_pu[src_instance][dst_instance][application] + g_otg->prob_ed_pe[src_instance][dst_instance][application])) { //otg_info->state[src_instance][dst_instance]=OFF_STATE; otg_info->state[src_instance][dst_instance][application]=OFF_STATE; otg_info->start_holding_time_off[src_instance][dst_instance][application]=ctime; otg_info->c_holding_time_off[src_instance][dst_instance][application]=0; LOG_D(OTG,"[%d][%d][Appli id %d][Agg Level=%u] NEW STATE:: ED-->OFF \n", src_instance, dst_instance,application, g_otg->aggregation_level[src_instance][dst_instance][application]); otg_info->state_transition_prob[src_instance][dst_instance][application]=uniform_dist(0,1); } else if ((otg_info->state_transition_prob[src_instance][dst_instance][application]>=1-(g_otg->prob_ed_pu[src_instance][dst_instance][application] + g_otg->prob_ed_pe[src_instance][dst_instance][application] )) && (otg_info->state_transition_prob[src_instance][dst_instance][application]<1-g_otg->prob_ed_pe[src_instance][dst_instance][application])) { //otg_info->state[src_instance][dst_instance]=ON_STATE; otg_info->state[src_instance][dst_instance][application]=PE_STATE; LOG_D(OTG,"[%d][%d][Appli id %d][Agg Level=%u] NEW STATE:: ED-->PU \n", src_instance, dst_instance,application, g_otg->aggregation_level[src_instance][dst_instance][application]); otg_info->state_transition_prob[src_instance][dst_instance][application]=uniform_dist(0,1); } else { /*if ((otg_info->state_transition_prob[src_instance][dst_instance]>=1-g_otg->prob_ed_pe)&&(otg_info->state_transition_prob[src_instance][dst_instance]<=1)) */ //otg_info->state[src_instance][dst_instance]=ON_STATE; otg_info->state[src_instance][dst_instance][application]=PE_STATE; otg_info->start_holding_time_pe_off[src_instance][dst_instance][application]=ctime; LOG_D(OTG,"[%d][%d][Appli id %d][Agg Level=%u] NEW STATE:: ED-->PE \n", src_instance, dst_instance,application, g_otg->aggregation_level[src_instance][dst_instance][application]); otg_info->state_transition_prob[src_instance][dst_instance][application]=uniform_dist(0,1); } break; case PE_STATE: if (g_otg->holding_time_pe_off[src_instance][dst_instance][application]<=otg_info->c_holding_time_pe_off[src_instance][dst_instance][application]) { //otg_info->state[src_instance][dst_instance]=OFF_STATE; otg_info->state[src_instance][dst_instance][application]=OFF_STATE; LOG_D(OTG,"[%d][%d][Appli id %d][Agg Level=%u] NEW STATE:: PE->OFF\n", src_instance, dst_instance,application, g_otg->aggregation_level[src_instance][dst_instance][application]); otg_info->c_holding_time_pe_off[src_instance][dst_instance][application]=0; otg_info->state_transition_prob[src_instance][dst_instance][application]=uniform_dist(0,1); otg_info->start_holding_time_off[src_instance][dst_instance][application]=ctime; otg_info->c_holding_time_off[src_instance][dst_instance][application]=0; } else { /* if (g_otg->holding_time_pe_off>otg_info->c_holding_time_pe_off[src_instance][dst_instance])*/ if (ctime>otg_info->start_holding_time_pe_off[src_instance][dst_instance][application]) otg_info->c_holding_time_pe_off[src_instance][dst_instance][application]=ctime-otg_info->start_holding_time_pe_off[src_instance][dst_instance][application]; LOG_D(OTG,"[%d][%d][Appli id %d] STATE:: PE \n", src_instance, dst_instance,application); } break; default: LOG_W(OTG,"Unknown state(%u) \n", otg_info->state[src_instance][dst_instance][application]); otg_info->state[src_instance][dst_instance][application]= OFF_STATE; // switch to default state break; } } } void voip_traffic( const int src_instance, const int dst_instance, const int application, const int ctime) { /***************************************************************************************************** RECOMMANDATION UIT-T P.59 (VOIX CONVERSATIONNELLE ARTIFICIELLE) Tst = − 0, 854 ln (1 − x1 ) //Tst (duration of single word) Tdt = − 0, 226 ln (1 − x2 ) //Tdt (duration of double-talk) Tms = − 0, 456 ln (1 − x3 ) //Tms (length of mutual silence) 0 < x1, x2, x3 < 1: Random variables with uniform distribution *****************************************************************************************************/ if (otg_info->silence_time[src_instance][dst_instance][application]==0) { //otg_info->voip_transition_prob[src_instance][dst_instance][application]=uniform_dist(0,1); otg_info->voip_state[src_instance][dst_instance][application]=SILENCE; LOG_I(OTG,"[%d][%d][Appli id %d] STATE:: SILENCE INIT \n", src_instance, dst_instance, application); otg_info->start_voip_silence[src_instance][dst_instance][application]=ctime /*ctime*/; otg_info->c_holding_time_talk[src_instance][dst_instance][application]=0; otg_info->c_holding_time_silence[src_instance][dst_instance][application]=0; otg_info->silence_time[src_instance][dst_instance][application]=ceil((-0.854*log(1-(uniform_dist(0,1))))*1000) + ceil((-0.226*log(1-(uniform_dist(0,1))))*1000); otg_info->simple_talk_time[src_instance][dst_instance][application]=ceil((-0.356*log(1-(uniform_dist(0,1))))*1000) ; } switch (otg_info->voip_state[src_instance][dst_instance][application]) { case SILENCE: if (ctime>otg_info->start_voip_silence[src_instance][dst_instance][application]) { if (ctime>otg_info->start_voip_silence[src_instance][dst_instance][application]) otg_info->c_holding_time_silence[src_instance][dst_instance][application]= ctime - otg_info->start_voip_silence[src_instance][dst_instance][application]; LOG_D(OTG,"[%d][%d][Appli id %d] VOIP STATE:: SILENCE %u (ctime=%d, start=%u)\n", src_instance, dst_instance,application, otg_info->c_holding_time_silence[src_instance][dst_instance][application], ctime, otg_info->start_voip_silence[src_instance][dst_instance][application]); } if (otg_info->c_holding_time_silence[src_instance][dst_instance][application]>=otg_info->silence_time[src_instance][dst_instance][application]) { otg_info->voip_state[src_instance][dst_instance][application]=SIMPLE_TALK; LOG_I(OTG,"[%d][%d][Appli id %d] NEW VOIP STATE :: SILENCE-->TALK %u (ctime=%d, start=%u )\n", src_instance, dst_instance,application , otg_info->c_holding_time_silence[src_instance][dst_instance][application], ctime, otg_info->start_voip_silence[src_instance][dst_instance][application]); otg_info->start_voip_talk[src_instance][dst_instance][application]=ctime; otg_info->c_holding_time_talk[src_instance][dst_instance][application]=0; otg_info->simple_talk_time[src_instance][dst_instance][application]=ceil((-0.854*log(1-(uniform_dist(0,1))))*1000); } else { if (ctime>otg_info->start_voip_silence[src_instance][dst_instance][application]) otg_info->c_holding_time_silence[src_instance][dst_instance][application]= ctime - otg_info->start_voip_silence[src_instance][dst_instance][application]; LOG_I(OTG,"[%d][%d][Appli id %d] STATE:: SILENCE [timer:%u] \n", src_instance, dst_instance,application, otg_info->c_holding_time_silence[src_instance][dst_instance][application]); } break; case SIMPLE_TALK: if (otg_info->c_holding_time_talk[src_instance][dst_instance][application]>=otg_info->simple_talk_time[src_instance][dst_instance][application]) { otg_info->voip_state[src_instance][dst_instance][application]=SILENCE; LOG_I(OTG,"[%d][%d][Appli id %d] NEW VOIP STATE:: TALK-->SILENCE %u (ctime=%d, start=%u )\n", src_instance, dst_instance,application , otg_info->c_holding_time_talk[src_instance][dst_instance][application], ctime, otg_info->start_voip_talk[src_instance][dst_instance][application]); otg_info->start_voip_silence[src_instance][dst_instance][application]=ctime; otg_info->c_holding_time_silence[src_instance][dst_instance][application]=0; otg_info->silence_time[src_instance][dst_instance][application]=ceil((-0.456*log(1-(uniform_dist(0,1))))*1000)+ceil((-0.226*log(1-(uniform_dist(0,1))))*1000); } else { if (ctime>otg_info->start_voip_talk[src_instance][dst_instance][application]) otg_info->c_holding_time_talk[src_instance][dst_instance][application]= ctime - otg_info->start_voip_talk[src_instance][dst_instance][application]; LOG_I(OTG,"[%d][%d][Appli id %d] VOIP STATE:: TALK [timer:%u]\n", src_instance, dst_instance,application, otg_info->c_holding_time_talk[src_instance][dst_instance][application]); LOG_I(OTG, "test_talk [ctime %d] [start talk %u] [%u] \n",ctime, otg_info->start_voip_talk[src_instance][dst_instance][application], otg_info->c_holding_time_talk[src_instance][dst_instance][application] ); } break; default: LOG_W(OTG,"Unknown VOIP state(%u) \n", otg_info->voip_state[src_instance][dst_instance][application]); otg_info->voip_state[src_instance][dst_instance][application]= SILENCE; // switch to default state break; } }