C++ (Cpp) packetbuf_copyto_hdrの例

コード例 #1

ファイル: queuebuf.c プロジェクト: EDAyele/ptunes

/*---------------------------------------------------------------------------*/
struct queuebuf *
queuebuf_new_from_packetbuf(void)
{
  struct queuebuf *buf;
  struct queuebuf_ref *rbuf;

  if(packetbuf_is_reference()) {
    rbuf = memb_alloc(&refbufmem);
    if(rbuf != NULL) {
#if QUEUEBUF_STATS
      ++queuebuf_ref_len;
#if CONTIKI_TARGET_NETSIM
      /*      node_log("%d %d\n",
	       queuebuf_len,
	       queuebuf_ref_len);*/
#endif /* CONTIKI_TARGET_NETSIM */
#endif /* QUEUEBUF_STATS */
      rbuf->len = packetbuf_datalen();
      rbuf->ref = packetbuf_reference_ptr();
      rbuf->hdrlen = packetbuf_copyto_hdr(rbuf->hdr);
    } else {
      PRINTF("queuebuf_new_from_packetbuf: could not allocate a reference queuebuf\n");
    }
    return (struct queuebuf *)rbuf;
  } else {
    buf = memb_alloc(&bufmem);
    if(buf != NULL) {
#if QUEUEBUF_STATS
      ++queuebuf_len;
      if(queuebuf_len == queuebuf_max_len + 1) {
	memb_free(&bufmem, buf);
	queuebuf_len--;
	return NULL;
      }
#if CONTIKI_TARGET_NETSIM
      /*      node_log("%d %d\n",
	       queuebuf_len,
	       queuebuf_ref_len);*/
#endif /* CONTIKI_TARGET_NETSIM */
#endif /* QUEUEBUF_STATS */
      buf->len = packetbuf_copyto(buf->data);
      packetbuf_attr_copyto(buf->attrs, buf->addrs);
    } else {
      PRINTF("queuebuf_new_from_packetbuf: could not allocate a queuebuf\n");
    }
    return buf;
  }
}

コード例 #2

ファイル: queuebuf.c プロジェクト: Asterios/contiki-tls-dtls

/*---------------------------------------------------------------------------*/
#if QUEUEBUF_DEBUG
struct queuebuf *
queuebuf_new_from_packetbuf_debug(const char *file, int line)
#else /* QUEUEBUF_DEBUG */
struct queuebuf *
queuebuf_new_from_packetbuf(void)
#endif /* QUEUEBUF_DEBUG */
{
  struct queuebuf *buf;
  struct queuebuf_ref *rbuf;

  if(packetbuf_is_reference()) {
    rbuf = memb_alloc(&refbufmem);
    if(rbuf != NULL) {
#if QUEUEBUF_STATS
      ++queuebuf_ref_len;
#endif /* QUEUEBUF_STATS */
      rbuf->len = packetbuf_datalen();
      rbuf->ref = packetbuf_reference_ptr();
      rbuf->hdrlen = packetbuf_copyto_hdr(rbuf->hdr);
    } else {
      PRINTF("queuebuf_new_from_packetbuf: could not allocate a reference queuebuf\n");
    }
    return (struct queuebuf *)rbuf;
  } else {
    buf = memb_alloc(&bufmem);
    if(buf != NULL) {
#if QUEUEBUF_DEBUG
      list_add(queuebuf_list, buf);
      buf->file = file;
      buf->line = line;
      buf->time = clock_time();
#endif /* QUEUEBUF_DEBUG */
#if QUEUEBUF_STATS
      ++queuebuf_len;
      PRINTF("queuebuf len %d\n", queuebuf_len);
      printf("#A q=%d\n", queuebuf_len);
      if(queuebuf_len == queuebuf_max_len + 1) {
	memb_free(&bufmem, buf);
	queuebuf_len--;
	return NULL;
      }
#endif /* QUEUEBUF_STATS */
      buf->len = packetbuf_copyto(buf->data);
      packetbuf_attr_copyto(buf->attrs, buf->addrs);
    } else {
      PRINTF("queuebuf_new_from_packetbuf: could not allocate a queuebuf\n");
    }
    return buf;
  }
}

コード例 #3

ファイル: queuebuf.c プロジェクト: 200018171/contiki

/*---------------------------------------------------------------------------*/
#if QUEUEBUF_DEBUG
struct queuebuf *
queuebuf_new_from_packetbuf_debug(const char *file, int line)
#else /* QUEUEBUF_DEBUG */
struct queuebuf *
queuebuf_new_from_packetbuf(void)
#endif /* QUEUEBUF_DEBUG */
{
  struct queuebuf *buf;
  struct queuebuf_ref *rbuf;

  if(packetbuf_is_reference()) {
    rbuf = memb_alloc(&refbufmem);
    if(rbuf != NULL) {
#if QUEUEBUF_STATS
      ++queuebuf_ref_len;
#endif /* QUEUEBUF_STATS */
      rbuf->len = packetbuf_datalen();
      rbuf->ref = packetbuf_reference_ptr();
      rbuf->hdrlen = packetbuf_copyto_hdr(rbuf->hdr);
    } else {
      PRINTF("queuebuf_new_from_packetbuf: could not allocate a reference queuebuf\n");
    }
    return (struct queuebuf *)rbuf;
  } else {
    struct queuebuf_data *buframptr;
    buf = memb_alloc(&bufmem);
    if(buf != NULL) {
#if QUEUEBUF_DEBUG
      list_add(queuebuf_list, buf);
      buf->file = file;
      buf->line = line;
      buf->time = clock_time();
#endif /* QUEUEBUF_DEBUG */
      buf->ram_ptr = memb_alloc(&buframmem);
#if WITH_SWAP
      /* If the allocation failed, store the qbuf in swap files */
      if(buf->ram_ptr != NULL) {
        buf->location = IN_RAM;
        buframptr = buf->ram_ptr;
      } else {
        buf->location = IN_CFS;
        buf->swap_id = -1;
        tmpdata_qbuf = buf;
        buframptr = &tmpdata;
      }
#else
      if(buf->ram_ptr == NULL) {
        PRINTF("queuebuf_new_from_packetbuf: could not queuebuf data\n");
        memb_free(&bufmem, buf);
        return NULL;
      }
      buframptr = buf->ram_ptr;
#endif

      buframptr->len = packetbuf_copyto(buframptr->data);
      packetbuf_attr_copyto(buframptr->attrs, buframptr->addrs);

#if WITH_SWAP
      if(buf->location == IN_CFS) {
        if(queuebuf_flush_tmpdata() == -1) {
          /* We were unable to write the data in the swap */
          memb_free(&bufmem, buf);
          return NULL;
        }
      }
#endif

#if QUEUEBUF_STATS
      ++queuebuf_len;
      PRINTF("queuebuf len %d\n", queuebuf_len);
      printf("#A q=%d\n", queuebuf_len);
      if(queuebuf_len == queuebuf_max_len + 1) {
        queuebuf_free(buf);
        queuebuf_len--;
        return NULL;
      }
#endif /* QUEUEBUF_STATS */

    } else {
      PRINTF("queuebuf_new_from_packetbuf: could not allocate a queuebuf\n");
    }
    return buf;
  }
}