src_frescan/frescan_data.c

   1 /*!
   2  * @file frescan_data.c
   3  *
   4  * @brief global data used from different modules in frescan
   5  *
   6  * @version 0.01
   7  *
   8  * @date 12-Mar-2008
   9  *
  10  * @author
  11  *      Daniel Sangorrin
  12  *
  13  * @comments
  14  *
  15  * In frescan_data module we store global data to FRESCAN to make the protocol
  16  * easier and efficient to implement.
  17  *
  18  * @license
  19  *
  20  * See MaRTE OS license
  21  *
  22  */
  23
  24 #include "frescan_data.h"
  25 #include "frescan_debug.h"
  26
  27 frescan_network_data_t the_networks[FRESCAN_MX_NETWORKS];
  28 frescan_server_data_t the_servers_pool[FRESCAN_MX_NETWORKS][FRESCAN_MX_IDS];
  29 freelist_t the_servers_pool_freelist[FRESCAN_MX_NETWORKS];
  30 frescan_server_data_t the_active_servers[FRESCAN_MX_NETWORKS];
  31
  32 /**
  33  * frescan_data_init() - init the data global variables
  34  *
  35  */
  36
  37 int frescan_data_init(int fd, frescan_init_params_t *params)
  38 {
  39         frescan_ss_t id;
  40         frescan_prio_t prio;
  41
  42         the_networks[params->net].fd = fd;
  43         the_networks[params->net].local_node = params->node;
  44         the_networks[params->net].last_packet = NULL;
  45         the_networks[params->net].last_packet_prio = 0;
  46
  47         FRESCAN_CREATE_LOCK(&the_networks[params->net].lock);
  48
  49         for(id=0; id<FRESCAN_MX_IDS; id++) {
  50                 the_networks[params->net].id_queues[id] = NULL;
  51         }
  52
  53         for(prio=0; prio<FRESCAN_MX_PRIOS; prio++) {
  54                 the_networks[params->net].id_fp_queues[prio] = NULL;
  55         }
  56
  57         return 0;
  58 }