PeerStreamer

/*

 *  Copyright (c) 2010 Luca Abeni

 *  Copyright (c) 2010 Csaba Kiraly

 *

 *  This is free software; see gpl-3.0.txt

 */

#include <stdint.h>

#include <stdlib.h>

#include <stdio.h>

#include <string.h>

#include "chunk.h"

#include "chunkbuffer.h"

static struct chunk *chunk_forge(int id)

{

  struct chunk *c;

  char buff[64];

  c = malloc(sizeof(struct chunk));

  if (c == NULL) {

    return c;

  }

  sprintf(buff, "Chunk %d", id);

  c->id = id;

  c->timestamp = 40 * id;

  c->data = strdup(buff);

  c->size = strlen(c->data) + 1;

  c->attributes_size = 0;

  c->attributes = NULL;

  return c;

}

static void chunk_add(struct chunk_buffer *cb, int id)

{

  struct chunk *c;

  int res;

  printf("Inserting %d... ", id);

  c = chunk_forge(id);

  if (c) {

    res = cb_add_chunk(cb, c);

    if (res < 0) {

      printf("not inserted (out of window)");

      free(c->data);

      free(c->attributes);

    }

  } else {

    printf("Failed to create the chunk");

  }

  printf("\n");

  free(c);

}

static void cb_print(const struct chunk_buffer *cb)

{

  struct chunk *buff;

  int i, size;

  buff = cb_get_chunks(cb, &size);

  for (i = 0; i < size; i++) {

    printf("C[%d]: %s %d\n", i, buff[i].data, buff[i].id);

  }

}

int main(int argc, char *argv[])

{

  struct chunk_buffer *b;

  b = cb_init("size=8,time=now");

  if (b == NULL) {

    printf("Error initialising the Chunk Buffer\n");

    return -1;

  }

  chunk_add(b, 10);

  chunk_add(b, 5);

  chunk_add(b, 12);

  chunk_add(b, 12);

  chunk_add(b, 40);

  cb_print(b);

  chunk_add(b, 51);

  chunk_add(b, 2);

  chunk_add(b, 13);

  chunk_add(b, 11);

  cb_print(b);

  chunk_add(b, 26);

  cb_print(b);

  chunk_add(b, 30);

  cb_print(b);

  chunk_add(b, 110);

  cb_print(b);

  chunk_add(b, 64);

  chunk_add(b, 4);

  cb_print(b);

  chunk_add(b, 7);

  chunk_add(b, 34);

  chunk_add(b, 2);

  chunk_add(b, 33);

  cb_print(b);

  cb_destroy(b);

  return 0;

}