[Aggregator] Reorder functions
Reorder the functions in owlps-aggregatord.c to respect the order of owlps-aggregator.h.
This commit is contained in:
parent
3a9ce442d1
commit
45d4eeb791
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@ -619,6 +619,166 @@ int read_loop(int sockfd)
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}
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/*
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* Treats a received packet.
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*/
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void got_request(owl_captured_request request)
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{
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request_list *tmp_request = NULL ;
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request_info_list *tmp_info = NULL ;
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owl_timestamp start_time ; // Reception time on the aggregator
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owl_timestamp_now(&start_time) ;
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/* Create a new request */
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tmp_info = malloc(sizeof(request_info_list)) ;
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if (! tmp_info)
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{
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perror("Cannot allocate memory") ;
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owl_run = false ;
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return ;
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}
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tmp_info->packet_id = request.packet_id ;
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memcpy(tmp_info->ap_mac_addr_bytes, request.ap_mac_addr_bytes,
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ETHER_ADDR_LEN) ;
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tmp_info->capture_time = request.capture_time ;
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tmp_info->ss_dbm = request.ss_dbm ;
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tmp_info->next = NULL ;
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/* Add it in the list */
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sem_wait(&lock_requests) ;
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tmp_request = requests ;
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if (requests == NULL) // If the request list does not exist,
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{
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if (VERBOSE_INFO)
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fprintf(stderr, "Creating request list with AP \"%s\".\n",
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owl_mac_bytes_to_string(request.ap_mac_addr_bytes)) ;
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tmp_request = malloc(sizeof(request_list)) ; // create it.
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if (! tmp_request)
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{
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perror("Cannot allocate memory") ;
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owl_run = false ;
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goto end ;
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}
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tmp_request->type = request.type ;
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tmp_request->nb_packets = request.nb_packets ;
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memcpy(tmp_request->mobile_mac_addr_bytes,
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request.mobile_mac_addr_bytes, ETHER_ADDR_LEN) ;
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memcpy(tmp_request->mobile_ip_addr_bytes,
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request.mobile_ip_addr_bytes, 4) ;
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// Explicit packet:
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if (request.type != OWL_REQUEST_IMPLICIT)
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// Transmission time on the mobile:
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tmp_request->request_time = request.request_time ;
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// Implicit packet:
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else
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// Reception time on the AP:
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tmp_request->request_time = request.capture_time ;
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// Save locale time on the aggregator (not the reception time
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// on the AP):
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tmp_request->start_time = start_time ;
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tmp_request->x_position = request.x_position ;
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tmp_request->y_position = request.y_position ;
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tmp_request->z_position = request.z_position ;
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tmp_request->direction = request.direction ;
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tmp_request->next = NULL ;
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tmp_request->info = tmp_info ;
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requests = tmp_request ;
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}
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else // If the request list exists already
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{ // we search the list for the request
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// Explicit packet:
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if (request.type != OWL_REQUEST_IMPLICIT)
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{
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while (tmp_request != NULL)
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{ // Research criterion: MAC and transmission time
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if (owl_mac_equals(request.mobile_mac_addr_bytes,
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tmp_request->mobile_mac_addr_bytes)
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&& owl_timestamp_equals(&request.request_time,
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&tmp_request->request_time))
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break ; // If the request exists, we stop on it
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tmp_request = tmp_request->next ;
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}
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}
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// Implicit packet:
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else
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{
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while (tmp_request != NULL)
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{ // Research criterion: MAC addresses equals and reception
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// times on the APs less than 10 ms
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// TODO : define an option for the maximal difference time.
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if (owl_mac_equals(request.mobile_mac_addr_bytes,
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tmp_request->mobile_mac_addr_bytes) &&
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owl_time_elapsed_ms(&request.capture_time,
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&tmp_request->request_time) <= 10)
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break ; // If the request exists, we stop on it
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tmp_request = tmp_request->next ;
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}
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}
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if (tmp_request == NULL) // The request does not exist in the list
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{
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if (VERBOSE_INFO)
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fprintf(stderr, "Create new request from AP \"%s\".\n",
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owl_mac_bytes_to_string(request.ap_mac_addr_bytes)) ;
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tmp_request = malloc(sizeof(request_list)) ; // create it
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if (! tmp_request)
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{
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perror("Cannot allocate memory") ;
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owl_run = false ;
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goto end ;
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}
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tmp_request->type = request.type ;
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tmp_request->nb_packets = request.nb_packets ;
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memcpy(tmp_request->mobile_mac_addr_bytes,
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request.mobile_mac_addr_bytes, ETHER_ADDR_LEN) ;
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memcpy(tmp_request->mobile_ip_addr_bytes,
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request.mobile_ip_addr_bytes, 4) ;
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// Explicit packet:
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if (request.type != OWL_REQUEST_IMPLICIT)
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// Transmission time on the mobile:
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tmp_request->request_time = request.request_time ;
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// Implicit packet:
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else
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// Reception time on the AP:
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tmp_request->request_time = request.capture_time ;
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// Save the local time on the aggregator (not the reception
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// time on the AP):
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tmp_request->start_time = start_time ;
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tmp_request->x_position = request.x_position ;
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tmp_request->y_position = request.y_position ;
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tmp_request->z_position = request.z_position ;
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tmp_request->direction = request.direction ;
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tmp_request->next = requests ;
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tmp_request->info = tmp_info ;
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requests = tmp_request ;
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}
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else // If the request was found in the list
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{
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if (tmp_request->info == NULL)
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{ // We already sent to the server data for this request
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if (VERBOSE_CHATTERBOX)
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fprintf(stderr, "Request already treated.\n") ;
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free(tmp_info) ;
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}
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else
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{
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if (VERBOSE_CHATTERBOX)
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fprintf(stderr, "Add information to the request.\n") ;
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tmp_info->next = tmp_request->info ; // Add data
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tmp_request->info = tmp_info ;
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}
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}
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}
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end:
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sem_post(&lock_requests) ;
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}
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/*
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* Thread function. Monitors the list and sends information to the
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@ -830,167 +990,6 @@ void* monitor_requests(void *NULL_value)
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/*
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* Treats a received packet.
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*/
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void got_request(owl_captured_request request)
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{
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request_list *tmp_request = NULL ;
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request_info_list *tmp_info = NULL ;
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owl_timestamp start_time ; // Reception time on the aggregator
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owl_timestamp_now(&start_time) ;
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/* Create a new request */
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tmp_info = malloc(sizeof(request_info_list)) ;
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if (! tmp_info)
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{
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perror("Cannot allocate memory") ;
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owl_run = false ;
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return ;
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}
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tmp_info->packet_id = request.packet_id ;
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memcpy(tmp_info->ap_mac_addr_bytes, request.ap_mac_addr_bytes,
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ETHER_ADDR_LEN) ;
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tmp_info->capture_time = request.capture_time ;
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tmp_info->ss_dbm = request.ss_dbm ;
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tmp_info->next = NULL ;
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/* Add it in the list */
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sem_wait(&lock_requests) ;
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tmp_request = requests ;
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if (requests == NULL) // If the request list does not exist,
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{
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if (VERBOSE_INFO)
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fprintf(stderr, "Creating request list with AP \"%s\".\n",
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owl_mac_bytes_to_string(request.ap_mac_addr_bytes)) ;
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tmp_request = malloc(sizeof(request_list)) ; // create it.
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if (! tmp_request)
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{
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perror("Cannot allocate memory") ;
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owl_run = false ;
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goto end ;
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}
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tmp_request->type = request.type ;
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tmp_request->nb_packets = request.nb_packets ;
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memcpy(tmp_request->mobile_mac_addr_bytes,
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request.mobile_mac_addr_bytes, ETHER_ADDR_LEN) ;
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memcpy(tmp_request->mobile_ip_addr_bytes,
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request.mobile_ip_addr_bytes, 4) ;
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// Explicit packet:
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if (request.type != OWL_REQUEST_IMPLICIT)
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// Transmission time on the mobile:
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tmp_request->request_time = request.request_time ;
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// Implicit packet:
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else
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// Reception time on the AP:
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tmp_request->request_time = request.capture_time ;
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// Save locale time on the aggregator (not the reception time
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// on the AP):
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tmp_request->start_time = start_time ;
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tmp_request->x_position = request.x_position ;
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tmp_request->y_position = request.y_position ;
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tmp_request->z_position = request.z_position ;
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tmp_request->direction = request.direction ;
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tmp_request->next = NULL ;
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tmp_request->info = tmp_info ;
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requests = tmp_request ;
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}
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else // If the request list exists already
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{ // we search the list for the request
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// Explicit packet:
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if (request.type != OWL_REQUEST_IMPLICIT)
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{
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while (tmp_request != NULL)
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{ // Research criterion: MAC and transmission time
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if (owl_mac_equals(request.mobile_mac_addr_bytes,
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tmp_request->mobile_mac_addr_bytes)
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&& owl_timestamp_equals(&request.request_time,
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&tmp_request->request_time))
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break ; // If the request exists, we stop on it
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tmp_request = tmp_request->next ;
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}
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}
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// Implicit packet:
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else
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{
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while (tmp_request != NULL)
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{ // Research criterion: MAC addresses equals and reception
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// times on the APs less than 10 ms
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// TODO : define an option for the maximal difference time.
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if (owl_mac_equals(request.mobile_mac_addr_bytes,
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tmp_request->mobile_mac_addr_bytes) &&
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owl_time_elapsed_ms(&request.capture_time,
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&tmp_request->request_time) <= 10)
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break ; // If the request exists, we stop on it
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tmp_request = tmp_request->next ;
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}
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}
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if (tmp_request == NULL) // The request does not exist in the list
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{
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if (VERBOSE_INFO)
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fprintf(stderr, "Create new request from AP \"%s\".\n",
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owl_mac_bytes_to_string(request.ap_mac_addr_bytes)) ;
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tmp_request = malloc(sizeof(request_list)) ; // create it
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if (! tmp_request)
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{
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perror("Cannot allocate memory") ;
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owl_run = false ;
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goto end ;
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}
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tmp_request->type = request.type ;
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tmp_request->nb_packets = request.nb_packets ;
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memcpy(tmp_request->mobile_mac_addr_bytes,
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request.mobile_mac_addr_bytes, ETHER_ADDR_LEN) ;
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memcpy(tmp_request->mobile_ip_addr_bytes,
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request.mobile_ip_addr_bytes, 4) ;
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// Explicit packet:
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if (request.type != OWL_REQUEST_IMPLICIT)
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// Transmission time on the mobile:
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tmp_request->request_time = request.request_time ;
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// Implicit packet:
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else
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// Reception time on the AP:
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tmp_request->request_time = request.capture_time ;
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// Save the local time on the aggregator (not the reception
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// time on the AP):
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tmp_request->start_time = start_time ;
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tmp_request->x_position = request.x_position ;
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tmp_request->y_position = request.y_position ;
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tmp_request->z_position = request.z_position ;
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tmp_request->direction = request.direction ;
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tmp_request->next = requests ;
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tmp_request->info = tmp_info ;
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requests = tmp_request ;
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}
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else // If the request was found in the list
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{
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if (tmp_request->info == NULL)
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{ // We already sent to the server data for this request
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if (VERBOSE_CHATTERBOX)
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fprintf(stderr, "Request already treated.\n") ;
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free(tmp_info) ;
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}
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else
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{
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if (VERBOSE_CHATTERBOX)
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fprintf(stderr, "Add information to the request.\n") ;
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tmp_info->next = tmp_request->info ; // Add data
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tmp_request->info = tmp_info ;
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}
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}
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}
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end:
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sem_post(&lock_requests) ;
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}
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/*
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* Empties the request list.
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* Note that this function does not use lock_requests, so it should not
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@ -1016,6 +1015,87 @@ void free_request_list()
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}
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#ifndef NDEBUG
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/*
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* Prints the request list.
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*/
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void print_request_list()
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{
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request_list *request_ptr = NULL ;
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request_info_list *info_ptr = NULL ;
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char mobile_mac_str[OWL_ETHER_ADDR_STRLEN] ;
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char
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request_time_str[OWL_TIMESTAMP_STRLEN],
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start_time_str[OWL_TIMESTAMP_STRLEN] ;
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sem_wait(&lock_requests) ;
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if (requests == NULL) // Empty list
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{
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fprintf(stderr, "No request.\n") ;
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return ;
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}
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request_ptr = requests ;
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while (request_ptr != NULL)
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{
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info_ptr = request_ptr->info ; // Get the sub-list pointer
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owl_mac_bytes_to_string_r(request_ptr->mobile_mac_addr_bytes,
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mobile_mac_str) ;
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owl_timestamp_to_string(&request_ptr->request_time,
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request_time_str) ;
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owl_timestamp_to_string(&request_ptr->start_time,
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start_time_str) ;
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fprintf(stderr,
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"Type: %"PRIu8"\n"
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"Mobile MAC: %s\n"
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"Sequence number: %s\n"
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"Reception timestamp: %s\n"
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"\n",
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request_ptr->type,
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mobile_mac_str,
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request_time_str,
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start_time_str
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) ;
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// Parse information relative to the current request
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while (info_ptr != NULL)
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{
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print_request_info(info_ptr) ;
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putc('\n', stderr) ;
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info_ptr = info_ptr->next ;
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}
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fprintf(stderr, "\n\n") ;
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request_ptr = request_ptr->next ;
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}
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sem_post(&lock_requests) ;
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}
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/*
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* Prints an element of a request_info_list.
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*/
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void print_request_info(request_info_list *info)
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{
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char ap_mac_str[OWL_ETHER_ADDR_STRLEN] ;
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if (info == NULL)
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return ;
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owl_mac_bytes_to_string_r(info->ap_mac_addr_bytes, ap_mac_str) ;
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fprintf(stderr,
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"\tAP MAC: %s\n"
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"\tSignal strength: %"PRId8" dBm\n",
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ap_mac_str,
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info->ss_dbm
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) ;
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}
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#endif // NDEBUG
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/*
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* Thread function. Listens for hello messages from APs.
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@ -1073,7 +1153,6 @@ void* listen_for_aps(void *NULL_value)
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}
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/*
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* Updates the timestamp of the AP with the given MAC address if it is in
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* the AP list, or add a new AP with this MAC address to the AP list.
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@ -1357,89 +1436,6 @@ void free_ap_list()
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#ifndef NDEBUG
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/*
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* Prints the request list.
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*/
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void print_request_list()
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{
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request_list *request_ptr = NULL ;
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request_info_list *info_ptr = NULL ;
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char mobile_mac_str[OWL_ETHER_ADDR_STRLEN] ;
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char
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request_time_str[OWL_TIMESTAMP_STRLEN],
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start_time_str[OWL_TIMESTAMP_STRLEN] ;
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sem_wait(&lock_requests) ;
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if (requests == NULL) // Empty list
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{
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fprintf(stderr, "No request.\n") ;
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return ;
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}
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request_ptr = requests ;
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while (request_ptr != NULL)
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{
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info_ptr = request_ptr->info ; // Get the sub-list pointer
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owl_mac_bytes_to_string_r(request_ptr->mobile_mac_addr_bytes,
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mobile_mac_str) ;
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owl_timestamp_to_string(&request_ptr->request_time,
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request_time_str) ;
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owl_timestamp_to_string(&request_ptr->start_time,
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start_time_str) ;
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fprintf(stderr,
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"Type: %"PRIu8"\n"
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"Mobile MAC: %s\n"
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"Sequence number: %s\n"
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"Reception timestamp: %s\n"
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"\n",
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request_ptr->type,
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mobile_mac_str,
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request_time_str,
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start_time_str
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) ;
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// Parse information relative to the current request
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while (info_ptr != NULL)
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{
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print_request_info(info_ptr) ;
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putc('\n', stderr) ;
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info_ptr = info_ptr->next ;
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}
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fprintf(stderr, "\n\n") ;
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||||
|
||||
request_ptr = request_ptr->next ;
|
||||
}
|
||||
|
||||
sem_post(&lock_requests) ;
|
||||
}
|
||||
|
||||
|
||||
|
||||
/*
|
||||
* Prints an element of a request_info_list.
|
||||
*/
|
||||
void print_request_info(request_info_list *info)
|
||||
{
|
||||
char ap_mac_str[OWL_ETHER_ADDR_STRLEN] ;
|
||||
if (info == NULL)
|
||||
return ;
|
||||
|
||||
owl_mac_bytes_to_string_r(info->ap_mac_addr_bytes, ap_mac_str) ;
|
||||
fprintf(stderr,
|
||||
"\tAP MAC: %s\n"
|
||||
"\tSignal strength: %"PRId8" dBm\n",
|
||||
ap_mac_str,
|
||||
info->ss_dbm
|
||||
) ;
|
||||
}
|
||||
#endif // NDEBUG
|
||||
|
||||
|
||||
|
||||
void print_usage()
|
||||
{
|
||||
printf("Usage:\n"
|
||||
|
|
Loading…
Reference in New Issue