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)
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/**
 * \file
 *         A set of debugging tools
 * \author
 *         Nicolas Tsiftes <nvt@sics.se>
 *         Niclas Finne <nfi@sics.se>
 *         Joakim Eriksson <joakime@sics.se>
 */

#include "net/ip/uip-debug.h"
#include "debug.h"
/*---------------------------------------------------------------------------*/
void
uip_debug_ipaddr_print(const uip_ipaddr_t *addr)
{
#if NETSTACK_CONF_WITH_IPV6
  uint16_t a;
  unsigned int i;
  int f;
  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) {
        putstring("::");
      }
    } else {
      if(f > 0) {
        f = -1;
      } else if(i > 0) {
        putstring(":");
      }
      puthex(a >> 8);
      puthex(a & 0xFF);
    }
  }
#else /* NETSTACK_CONF_WITH_IPV6 */
  PRINTA("%u.%u.%u.%u", addr->u8[0], addr->u8[1], addr->u8[2], addr->u8[3]);
#endif /* NETSTACK_CONF_WITH_IPV6 */
}
/*---------------------------------------------------------------------------*/