nes-proj/core/net/uip-debug.c

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/*
* Copyright (c) 2010, Swedish Institute of Computer Science.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the Institute nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
*/
/**
* \file
* A set of debugging tools
* \author
* Nicolas Tsiftes <nvt@sics.se>
* Niclas Finne <nfi@sics.se>
* Joakim Eriksson <joakime@sics.se>
*/
#include "net/uip-debug.h"
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/*---------------------------------------------------------------------------*/
void
uip_debug_ipaddr_print(const uip_ipaddr_t *addr)
{
if(addr == NULL || addr->u8 == NULL) {
printf("(NULL IP addr)");
return;
}
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#if UIP_CONF_IPV6
uint16_t a;
unsigned int i;
int f;
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for(i = 0, f = 0; i < sizeof(uip_ipaddr_t); i += 2) {
a = (addr->u8[i] << 8) + addr->u8[i + 1];
if(a == 0 && f >= 0) {
if(f++ == 0) {
PRINTA("::");
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}
} else {
if(f > 0) {
f = -1;
} else if(i > 0) {
PRINTA(":");
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}
PRINTA("%x", a);
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}
}
#else /* UIP_CONF_IPV6 */
PRINTA("%u.%u.%u.%u", addr->u8[0], addr->u8[1], addr->u8[2], addr->u8[3]);
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#endif /* UIP_CONF_IPV6 */
}
/*---------------------------------------------------------------------------*/
void
uip_debug_lladdr_print(const uip_lladdr_t *addr)
{
unsigned int i;
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for(i = 0; i < sizeof(uip_lladdr_t); i++) {
if(i > 0) {
PRINTA(":");
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}
PRINTA("%02x", addr->addr[i]);
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}
}
/*---------------------------------------------------------------------------*/