nes-proj/os/sys/log.c

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/*
* Copyright (c) 2017, RISE SICS.
* 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.
*
* This file is part of the Contiki operating system.
*
*/
/**
* \file
* Header file for the logging system
* \author
* Simon Duquennoy <simon.duquennoy@ri.se>
*/
/** \addtogroup sys
* @{ */
/**
* \defgroup log Per-module, per-level logging
* @{
*
* The log module performs per-module, per-level logging
*
*/
#include "sys/log.h"
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#include "net/ipv6/ip64-addr.h"
#include "net/ipv6/uiplib.h"
#include "deployment/deployment.h"
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int curr_log_level_rpl = LOG_CONF_LEVEL_RPL;
int curr_log_level_tcpip = LOG_CONF_LEVEL_TCPIP;
int curr_log_level_ipv6 = LOG_CONF_LEVEL_IPV6;
int curr_log_level_6lowpan = LOG_CONF_LEVEL_6LOWPAN;
int curr_log_level_nullnet = LOG_CONF_LEVEL_NULLNET;
int curr_log_level_mac = LOG_CONF_LEVEL_MAC;
int curr_log_level_framer = LOG_CONF_LEVEL_FRAMER;
int curr_log_level_6top = LOG_CONF_LEVEL_6TOP;
int curr_log_level_coap = LOG_CONF_LEVEL_COAP;
int curr_log_level_lwm2m = LOG_CONF_LEVEL_LWM2M;
int curr_log_level_main = LOG_CONF_LEVEL_MAIN;
struct log_module all_modules[] = {
{"rpl", &curr_log_level_rpl, LOG_CONF_LEVEL_RPL},
{"tcpip", &curr_log_level_tcpip, LOG_CONF_LEVEL_TCPIP},
{"ipv6", &curr_log_level_ipv6, LOG_CONF_LEVEL_IPV6},
{"6lowpan", &curr_log_level_6lowpan, LOG_CONF_LEVEL_6LOWPAN},
{"nullnet", &curr_log_level_nullnet, LOG_CONF_LEVEL_NULLNET},
{"mac", &curr_log_level_mac, LOG_CONF_LEVEL_MAC},
{"framer", &curr_log_level_framer, LOG_CONF_LEVEL_FRAMER},
{"6top", &curr_log_level_6top, LOG_CONF_LEVEL_6TOP},
{"coap", &curr_log_level_coap, LOG_CONF_LEVEL_COAP},
{"lwm2m", &curr_log_level_lwm2m, LOG_CONF_LEVEL_LWM2M},
{"main", &curr_log_level_main, LOG_CONF_LEVEL_MAIN},
{NULL, NULL, 0},
};
#if NETSTACK_CONF_WITH_IPV6
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/*---------------------------------------------------------------------------*/
void
log_6addr(const uip_ipaddr_t *ipaddr)
{
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char buf[UIPLIB_IPV6_MAX_STR_LEN];
uiplib_ipaddr_snprint(buf, sizeof(buf), ipaddr);
LOG_OUTPUT("%s", buf);
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}
/*---------------------------------------------------------------------------*/
int
log_6addr_compact_snprint(char *buf, size_t size, const uip_ipaddr_t *ipaddr)
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{
if(ipaddr == NULL) {
return snprintf(buf, size, "6A-NULL");
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} else {
char *prefix = NULL;
if(uip_is_addr_mcast(ipaddr)) {
prefix = "6M";
} else if(uip_is_addr_linklocal(ipaddr)) {
prefix = "6L";
} else {
prefix = "6G";
}
#if BUILD_WITH_DEPLOYMENT
return snprintf(buf, size, "%s-%03u", prefix, deployment_id_from_iid(ipaddr));
#else /* BUILD_WITH_DEPLOYMENT */
return snprintf(buf, size, "%s-%04x", prefix, UIP_HTONS(ipaddr->u16[sizeof(uip_ipaddr_t)/2-1]));
#endif /* BUILD_WITH_DEPLOYMENT */
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}
}
/*---------------------------------------------------------------------------*/
void
log_6addr_compact(const uip_ipaddr_t *ipaddr)
{
char buf[8];
log_6addr_compact_snprint(buf, sizeof(buf), ipaddr);
LOG_OUTPUT("%s", buf);
}
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#endif /* NETSTACK_CONF_WITH_IPV6 */
/*---------------------------------------------------------------------------*/
void
log_lladdr(const linkaddr_t *lladdr)
{
if(lladdr == NULL) {
LOG_OUTPUT("(NULL LL addr)");
return;
} else {
unsigned int i;
for(i = 0; i < LINKADDR_SIZE; i++) {
if(i > 0 && i % 2 == 0) {
LOG_OUTPUT(".");
}
LOG_OUTPUT("%02x", lladdr->u8[i]);
}
}
}
/*---------------------------------------------------------------------------*/
void
log_lladdr_compact(const linkaddr_t *lladdr)
{
if(lladdr == NULL || linkaddr_cmp(lladdr, &linkaddr_null)) {
LOG_OUTPUT("LL-NULL");
} else {
#if BUILD_WITH_DEPLOYMENT
LOG_OUTPUT("LL-%04u", deployment_id_from_lladdr(lladdr));
#else /* BUILD_WITH_DEPLOYMENT */
#if LINKADDR_SIZE == 8
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LOG_OUTPUT("LL-%04x", UIP_HTONS(lladdr->u16[LINKADDR_SIZE/2-1]));
#elif LINKADDR_SIZE == 2
LOG_OUTPUT("LL-%04x", UIP_HTONS(lladdr->u16));
#endif
#endif /* BUILD_WITH_DEPLOYMENT */
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}
}
/*---------------------------------------------------------------------------*/
void
log_set_level(const char *module, int level)
{
if(level >= LOG_LEVEL_NONE && level <= LOG_LEVEL_DBG) {
int i = 0;
int module_all = !strcmp("all", module);
while(all_modules[i].name != NULL) {
if(module_all || !strcmp(module, all_modules[i].name)) {
*all_modules[i].curr_log_level = MIN(level, all_modules[i].max_log_level);
}
i++;
}
}
}
/*---------------------------------------------------------------------------*/
int
log_get_level(const char *module)
{
int i = 0;
if(module == NULL) {
return -1;
}
while(all_modules[i].name != NULL) {
if(!strcmp(module, all_modules[i].name)) {
return *all_modules[i].curr_log_level;
}
i++;
}
return -1;
}
/*---------------------------------------------------------------------------*/
const char *
log_level_to_str(int level)
{
switch(level) {
case LOG_LEVEL_NONE:
return "None";
case LOG_LEVEL_ERR:
return "Errors";
case LOG_LEVEL_WARN:
return "Warnings";
case LOG_LEVEL_INFO:
return "Info";
case LOG_LEVEL_DBG:
return "Debug";
default:
return "N/A";
}
}
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/** @} */
/** @} */