uip-debug.c

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00001 /*
00002  * Copyright (c) 2010, Swedish Institute of Computer Science.
00003  * All rights reserved.
00004  *
00005  * Redistribution and use in source and binary forms, with or without
00006  * modification, are permitted provided that the following conditions
00007  * are met:
00008  * 1. Redistributions of source code must retain the above copyright
00009  *    notice, this list of conditions and the following disclaimer.
00010  * 2. Redistributions in binary form must reproduce the above copyright
00011  *    notice, this list of conditions and the following disclaimer in the
00012  *    documentation and/or other materials provided with the distribution.
00013  * 3. Neither the name of the Institute nor the names of its contributors
00014  *    may be used to endorse or promote products derived from this software
00015  *    without specific prior written permission.
00016  *
00017  * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
00018  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
00019  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
00020  * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
00021  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
00022  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
00023  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
00024  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
00025  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
00026  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
00027  * SUCH DAMAGE.
00028  *
00029  */
00030 
00031 /**
00032  * \file
00033  *         A set of debugging tools
00034  * \author
00035  *         Nicolas Tsiftes <nvt@sics.se>
00036  *         Niclas Finne <nfi@sics.se>
00037  *         Joakim Eriksson <joakime@sics.se>
00038  */
00039 
00040 #include "net/uip-debug.h"
00041 
00042 /*---------------------------------------------------------------------------*/
00043 void
00044 uip_debug_ipaddr_print(const uip_ipaddr_t *addr)
00045 {
00046 #if UIP_CONF_IPV6
00047   uint16_t a;
00048   unsigned int i;
00049   int f;
00050   for(i = 0, f = 0; i < sizeof(uip_ipaddr_t); i += 2) {
00051     a = (addr->u8[i] << 8) + addr->u8[i + 1];
00052     if(a == 0 && f >= 0) {
00053       if(f++ == 0) {
00054         PRINTA("::");
00055       }
00056     } else {
00057       if(f > 0) {
00058         f = -1;
00059       } else if(i > 0) {
00060         PRINTA(":");
00061       }
00062       PRINTA("%x", a);
00063     }
00064   }
00065 #else /* UIP_CONF_IPV6 */
00066   PRINTA("%u.%u.%u.%u", addr->u8[0], addr->u8[1], addr->u8[2], addr->u8[3]);
00067 #endif /* UIP_CONF_IPV6 */
00068 }
00069 /*---------------------------------------------------------------------------*/
00070 void
00071 uip_debug_lladdr_print(const uip_lladdr_t *addr)
00072 {
00073   unsigned int i;
00074   for(i = 0; i < sizeof(uip_lladdr_t); i++) {
00075     if(i > 0) {
00076       PRINTA(":");
00077     }
00078     PRINTA("%02x", addr->addr[i]);
00079   }
00080 }
00081 /*---------------------------------------------------------------------------*/

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