116 lines
3.3 KiB
C
116 lines
3.3 KiB
C
/*
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* Copyright (c) 2007, Swedish Institute of Computer Science.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of the Institute nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* This file is part of the Contiki operating system.
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*
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*/
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/**
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* \file
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* A test program for Deluge.
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* \author
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* Nicolas Tsiftes <nvt@sics.se>
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*/
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#include "contiki.h"
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#include "cfs/cfs.h"
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#include "deluge.h"
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#include "node-id.h"
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#include <stdio.h>
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#include <string.h>
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#ifndef SINK_ID
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#define SINK_ID 1
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#endif
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#ifndef FILE_SIZE
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#define FILE_SIZE 1000
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#endif
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PROCESS(deluge_test_process, "Deluge test process");
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AUTOSTART_PROCESSES(&deluge_test_process);
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/*---------------------------------------------------------------------------*/
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PROCESS_THREAD(deluge_test_process, ev, data)
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{
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int fd, r;
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char buf[32];
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static struct etimer et;
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PROCESS_BEGIN();
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memset(buf, 0, sizeof(buf));
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if(node_id == SINK_ID) {
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strcpy(buf, "This is version 1 of the file");
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} else {
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strcpy(buf, "This is version 0 of the file");
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}
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cfs_remove("test");
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fd = cfs_open("test", CFS_WRITE);
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if(fd < 0) {
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process_exit(NULL);
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}
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if(cfs_write(fd, buf, sizeof(buf)) != sizeof(buf)) {
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cfs_close(fd);
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process_exit(NULL);
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}
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if(cfs_seek(fd, FILE_SIZE, CFS_SEEK_SET) != FILE_SIZE) {
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printf("failed to seek to the end\n");
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}
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deluge_disseminate("test", node_id == SINK_ID);
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cfs_close(fd);
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etimer_set(&et, CLOCK_SECOND * 5);
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for(;;) {
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PROCESS_WAIT_EVENT_UNTIL(etimer_expired(&et));
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if(node_id != SINK_ID) {
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fd = cfs_open("test", CFS_READ);
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if(fd < 0) {
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printf("failed to open the test file\n");
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} else {
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r = cfs_read(fd, buf, sizeof(buf));
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buf[sizeof(buf) - 1] = '\0';
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if(r <= 0) {
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printf("failed to read data from the file\n");
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} else {
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printf("File contents: %s\n", buf);
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}
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cfs_close(fd);
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}
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}
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etimer_reset(&et);
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}
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PROCESS_END();
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}
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/*---------------------------------------------------------------------------*/
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