Exemplos de buf_chain_new em C++ (Cpp)

Exemplo n.º 1

Arquivo: nghttp2_buf.c Projeto: EMATech/wireshark

static int bufs_alloc_chain(nghttp2_bufs *bufs)
{
  int rv;
  nghttp2_buf_chain *chain;

  if(bufs->cur->next) {
    bufs->cur = bufs->cur->next;

    return 0;
  }

  if(bufs->max_chunk == bufs->chunk_used) {
    return NGHTTP2_ERR_BUFFER_ERROR;
  }

  rv = buf_chain_new(&chain, bufs->chunk_length);
  if(rv != 0) {
    return rv;
  }

  DEBUGF(fprintf(stderr,
                 "new buffer %zu bytes allocated for bufs %p, used %zu\n",
                 bufs->chunk_length, bufs, bufs->chunk_used));

  ++bufs->chunk_used;

  bufs->cur->next = chain;
  bufs->cur = chain;

  nghttp2_buf_shift_right(&bufs->cur->buf, bufs->offset);

  return 0;
}

Exemplo n.º 2

Arquivo: nghttp2_buf.c Projeto: EMATech/wireshark

int nghttp2_bufs_init3(nghttp2_bufs *bufs, size_t chunk_length,
                       size_t max_chunk, size_t chunk_keep, size_t offset)
{
  int rv;
  nghttp2_buf_chain *chain;

  if(chunk_keep == 0 || max_chunk < chunk_keep || chunk_length < offset) {
    return NGHTTP2_ERR_INVALID_ARGUMENT;
  }

  rv = buf_chain_new(&chain, chunk_length);
  if(rv != 0) {
    return rv;
  }

  bufs->offset = offset;

  bufs->head = chain;
  bufs->cur = bufs->head;

  nghttp2_buf_shift_right(&bufs->cur->buf, offset);

  bufs->chunk_length = chunk_length;
  bufs->chunk_used = 1;
  bufs->max_chunk = max_chunk;
  bufs->chunk_keep = chunk_keep;

  return 0;
}

Exemplo n.º 3

Arquivo: nghttp2_buf.c Projeto: h1994st/nghttp2

int nghttp2_bufs_realloc(nghttp2_bufs *bufs, size_t chunk_length) {
  int rv;
  nghttp2_buf_chain *chain;

  if (chunk_length < bufs->offset) {
    return NGHTTP2_ERR_INVALID_ARGUMENT;
  }

  rv = buf_chain_new(&chain, chunk_length, bufs->mem);
  if (rv != 0) {
    return rv;
  }

  nghttp2_bufs_free(bufs);

  bufs->head = chain;
  bufs->cur = bufs->head;

  nghttp2_buf_shift_right(&bufs->cur->buf, bufs->offset);

  bufs->chunk_length = chunk_length;
  bufs->chunk_used = 1;

  // h1994st:
  if (bufs->random_enabled) {
    // Resize the first chunk
    hx_nghttp2_buf_resize(&bufs->cur->buf, hx_get_buf_chunk_length(bufs->buf_chunk_length_gen));
  }

  return 0;
}

Exemplo n.º 4

Arquivo: nghttp2_buf.c Projeto: MultipathDTLS/wireshark

int nghttp2_bufs_realloc(nghttp2_bufs *bufs, size_t chunk_length) {
  int rv;
  nghttp2_buf_chain *chain;

  if (chunk_length < bufs->offset) {
    return NGHTTP2_ERR_INVALID_ARGUMENT;
  }

  rv = buf_chain_new(&chain, chunk_length, bufs->mem);
  if (rv != 0) {
    return rv;
  }

  nghttp2_bufs_free(bufs);

  bufs->head = chain;
  bufs->cur = bufs->head;

  nghttp2_buf_shift_right(&bufs->cur->buf, bufs->offset);

  bufs->chunk_length = chunk_length;
  bufs->chunk_used = 1;

  return 0;
}

Exemplo n.º 5

Arquivo: nghttp2_buf.c Projeto: h1994st/nghttp2

int nghttp2_bufs_init3(nghttp2_bufs *bufs, size_t chunk_length,
                       size_t max_chunk, size_t chunk_keep, size_t offset,
                       nghttp2_mem *mem) {
  int rv;
  nghttp2_buf_chain *chain;

  if (bufs->random_enabled) {
    // 0. init random module
    hx_random_init();

    // 1. init buffer chunk length generator
    hx_nghttp2_bufs_init_buf_chunk_length_generator(bufs, mem);
  }

  if (chunk_keep == 0 || max_chunk < chunk_keep || chunk_length < offset) {
    return NGHTTP2_ERR_INVALID_ARGUMENT;
  }

  rv = buf_chain_new(&chain, chunk_length, mem);
  if (rv != 0) {
    return rv;
  }

  bufs->mem = mem;
  bufs->offset = offset;

  bufs->head = chain;
  bufs->cur = bufs->head;

  nghttp2_buf_shift_right(&bufs->cur->buf, offset); 

  bufs->chunk_length = chunk_length;
  bufs->chunk_used = 1;
  bufs->max_chunk = max_chunk;
  bufs->chunk_keep = chunk_keep;

  // h1994st:
  if (bufs->random_enabled) {
    // Resize the first chunk
    hx_nghttp2_buf_resize(&bufs->cur->buf, hx_get_buf_chunk_length(bufs->buf_chunk_length_gen));
  }

  return 0;
}

Exemplo n.º 6

Arquivo: nghttp2_buf.c Projeto: h1994st/nghttp2

static int bufs_alloc_chain(nghttp2_bufs *bufs) {
  int rv;
  nghttp2_buf_chain *chain;

  if (bufs->cur->next) {
    bufs->cur = bufs->cur->next;

    return 0;
  }

  // h1994st:
  if (!bufs->random_enabled && bufs->max_chunk == bufs->chunk_used) {
    return NGHTTP2_ERR_BUFFER_ERROR;
  }

  rv = buf_chain_new(&chain, bufs->chunk_length, bufs->mem);
  if (rv != 0) {
    return rv;
  }

  DEBUGF(fprintf(stderr,
                 "new buffer %zu bytes allocated for bufs %p, used %zu\n",
                 bufs->chunk_length, bufs, bufs->chunk_used));

  ++bufs->chunk_used;

  bufs->cur->next = chain;
  bufs->cur = chain;

  nghttp2_buf_shift_right(&bufs->cur->buf, bufs->offset);

  // h1994st:
  if (bufs->random_enabled) {
    // Resize current chunk
    hx_nghttp2_buf_resize(&bufs->cur->buf, hx_get_buf_chunk_length(bufs->buf_chunk_length_gen));
  }

  return 0;
}