receiver_output_th.c

这个程序实现了FLUTE协议

/* $Author: peltotal $ $Date: 2006/03/14 12:29:15 $ $Revision: 1.13 $ */
/*
 *   MAD-FLUTELIB: Implementation of FLUTE protocol.
 *   Copyright (c) 2003-2006 TUT - Tampere University of Technology
 *   main authors/contacts: [e-mail] and [e-mail]
 *
 *   This program is free software; you can redistribute it and/or modify
 *   it under the terms of the GNU General Public License as published by
 *   the Free Software Foundation; either version 2 of the License, or
 *   (at your option) any later version.
 *
 *   This program is distributed in the hope that it will be useful,
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *   GNU General Public License for more details.
 *
 *   You should have received a copy of the GNU General Public License
 *   along with this program; if not, write to the Free Software
 *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

#include "flute_inc.h"

/**** Private Functions ****/
void print_receiver_info(fdt_th_args_t *args);

/*
 * This function.
 *
 * Params:      void *a:.
 *
 * Return:      void
 *
 */


void* receiver_output_thread(void *a) {
  
  fdt_th_args_t *args;

  args = (fdt_th_args_t *)a;

  while(args->fdt == NULL) {
    
    if(get_session_state(args->s_id) == SExiting) {
#ifdef WIN32
		_endthread();
#else
		pthread_exit(0);
#endif
    }
    else if(get_session_state(args->s_id) == STxStopped) {
#ifdef WIN32
		_endthread();
#else
		pthread_exit(0);
#endif
    }

#ifdef WIN32
    Sleep(1000);
#else
    sleep(1);
#endif
    continue;
  }
  
  while(get_session_state(args->s_id) == SActive) {

	  print_receiver_info(a);    
#ifdef WIN32
    Sleep(1000);
#else
    sleep(1);
#endif
  }

#ifdef WIN32
	_endthread();
#else
	pthread_exit(0);
#endif

	return NULL;
}

/*
 * This function.
 *
 * Params:      fdt_th_args_t *args:.
 *
 * Return:      void
 *
 */

void print_receiver_info(fdt_th_args_t *args) {

  trans_obj_t *trans_obj;
  alc_session_t *s;
  
  file_t *next_file;
  file_t *file;

  char tmp[17];
  
  s = get_alc_session(args->s_id);

#ifdef WIN32
  system("cls");
#else
  printf("\e[H\e[J");
#endif

  printf("%-7s%-7s%-16s%-13s%-36s\n\n", "TOI", "Rx[%]", "Blocks",  "Size[B]", "File");

  next_file = args->fdt->file_list;

  if(next_file == NULL) {
	printf("next_file id NULL\n");
  }

  while(next_file != NULL) {
    file = next_file;

#ifdef WIN32
    printf("%-7I64u", file->toi);
#else
    printf("%-7llu", file->toi);
#endif

    trans_obj = object_exist(file->toi, s, 1);
    
    if(trans_obj != NULL) {

#ifdef WIN32
      printf("%-7.2f", (double)((double)100 *
				((double)(LONGLONG)trans_obj->rx_bytes/(double)(LONGLONG)trans_obj->len)));
#else
      printf("%-7.2f", (double)((double)100 *
                                ((double)(long long)trans_obj->rx_bytes/(double)(long long)trans_obj->len)));
      
#endif 
      memset(tmp, 17, 0);
      sprintf(tmp, "%u/%u", trans_obj->nb_of_ready_blocks, trans_obj->bs->N);
      printf("%-16s", tmp);
    }
    else if(file->is_downloaded == 2) {
       printf("%-7s%-16s", "100", "");
    }
    else {
      printf("%-7s%-16s", "", "");
    }
       
#ifdef WIN32
    printf("%-13I64u",  file->file_len);
#else
    printf("%-13llu",  file->file_len);
#endif

    printf("%-36s\n",  file->location);
    fflush(stdout);
    
    next_file = file->next;
  }
}