nuttx/net/tcp/tcp_dump.c

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/****************************************************************************
* net/tcp/tcp_dump.c
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership. The
* ASF licenses this file to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the
* License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitations
* under the License.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <inttypes.h>
#include <stdint.h>
#include <debug.h>
#include <nuttx/mm/iob.h>
#include "tcp/tcp.h"
#ifdef CONFIG_DEBUG_FEATURES
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* Name: tcp_event_handler_dump
*
* Description:
* Dump the TCP event handler related variables
*
****************************************************************************/
void tcp_event_handler_dump(FAR struct net_driver_s *dev,
FAR void *pvconn,
FAR void *pvpriv,
uint16_t flags,
FAR struct tcp_conn_s *conn)
{
nerr("ERROR: conn->dev == NULL or pvconn != conn:"
" dev=%p pvconn=%p pvpriv=%p flags=0x%04x"
" conn->dev=%p conn->flags=0x%04x tcpstateflags=0x%02x crefs=%d"
" isn=%" PRIu32 " sndseq=%" PRIu32
" tx_unacked=%" PRId32 " sent=%" PRId32
" conn=%p s_flags=0x%02x\n",
dev, pvconn, pvpriv, flags,
conn->dev, conn->flags, conn->tcpstateflags, conn->crefs,
conn->isn, tcp_getsequence(conn->sndseq),
(uint32_t)conn->tx_unacked, conn->sent,
conn, conn->sconn.s_flags);
}
/****************************************************************************
* Name: tcp_wrbuffer_dump
*
* Description:
* Dump the contents of a write buffer
*
****************************************************************************/
#ifdef CONFIG_NET_TCP_WRITE_BUFFERS
void tcp_wrbuffer_dump(FAR const char *msg, FAR struct tcp_wrbuffer_s *wrb,
unsigned int len, unsigned int offset)
{
syslog(LOG_DEBUG, "%s: wrb=%p segno=%" PRIu32 " sent=%d nrtx=%d\n",
msg, wrb, TCP_WBSEQNO(wrb), TCP_WBSENT(wrb), TCP_WBNRTX(wrb));
iob_dump("I/O Buffer Chain", TCP_WBIOB(wrb), len, offset);
}
#endif
#endif /* CONFIG_DEBUG_FEATURES */