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log.c
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// SPDX-License-Identifier: GPL-2.0-or-later
/*
*
* BlueZ - Bluetooth protocol stack for Linux
*
* Copyright (C) 2004-2010 Marcel Holtmann <[email protected]>
*
*
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#define _GNU_SOURCE
#include <stdio.h>
#include <errno.h>
#include <syslog.h>
#include <stdarg.h>
#include <stdint.h>
#include <stdlib.h>
#include <unistd.h>
#include <string.h>
#include <sys/socket.h>
#include <glib.h>
#include "lib/bluetooth.h"
#include "lib/hci.h"
#include "src/shared/util.h"
#include "src/shared/log.h"
#include "log.h"
#define LOG_IDENT "bluetoothd"
static void monitor_log(uint16_t index, int priority,
const char *format, va_list ap)
{
bt_log_vprintf(index, LOG_IDENT, priority, format, ap);
}
void info(const char *format, ...)
{
va_list ap;
va_start(ap, format);
vsyslog(LOG_INFO, format, ap);
va_end(ap);
va_start(ap, format);
monitor_log(HCI_DEV_NONE, LOG_INFO, format, ap);
va_end(ap);
}
void btd_log(uint16_t index, int priority, const char *format, ...)
{
va_list ap;
va_start(ap, format);
vsyslog(priority, format, ap);
va_end(ap);
va_start(ap, format);
monitor_log(index, priority, format, ap);
va_end(ap);
}
void btd_error(uint16_t index, const char *format, ...)
{
va_list ap;
va_start(ap, format);
vsyslog(LOG_ERR, format, ap);
va_end(ap);
va_start(ap, format);
monitor_log(index, LOG_ERR, format, ap);
va_end(ap);
}
void btd_warn(uint16_t index, const char *format, ...)
{
va_list ap;
va_start(ap, format);
vsyslog(LOG_WARNING, format, ap);
va_end(ap);
va_start(ap, format);
monitor_log(index, LOG_WARNING, format, ap);
va_end(ap);
}
void btd_info(uint16_t index, const char *format, ...)
{
va_list ap;
va_start(ap, format);
vsyslog(LOG_INFO, format, ap);
va_end(ap);
va_start(ap, format);
monitor_log(index, LOG_INFO, format, ap);
va_end(ap);
}
void btd_debug(uint16_t index, const char *format, ...)
{
va_list ap;
va_start(ap, format);
vsyslog(LOG_DEBUG, format, ap);
va_end(ap);
va_start(ap, format);
monitor_log(index, LOG_DEBUG, format, ap);
va_end(ap);
}
extern struct btd_debug_desc __start___debug[];
extern struct btd_debug_desc __stop___debug[];
static char **enabled = NULL;
static gboolean is_enabled(struct btd_debug_desc *desc)
{
int i;
if (enabled == NULL)
return 0;
for (i = 0; enabled[i] != NULL; i++)
if (desc->file != NULL && g_pattern_match_simple(enabled[i],
desc->file) == TRUE)
return 1;
return 0;
}
void __btd_enable_debug(struct btd_debug_desc *start,
struct btd_debug_desc *stop)
{
struct btd_debug_desc *desc;
if (start == NULL || stop == NULL)
return;
for (desc = start; desc < stop; desc++) {
if (is_enabled(desc))
desc->flags |= BTD_DEBUG_FLAG_PRINT;
}
}
void __btd_toggle_debug(void)
{
struct btd_debug_desc *desc;
for (desc = __start___debug; desc < __stop___debug; desc++)
desc->flags |= BTD_DEBUG_FLAG_PRINT;
}
void __btd_log_init(const char *debug, int detach)
{
int option = LOG_NDELAY | LOG_PID;
if (debug != NULL)
enabled = g_strsplit_set(debug, ":, ", 0);
__btd_enable_debug(__start___debug, __stop___debug);
bt_log_open();
if (!detach)
option |= LOG_PERROR;
openlog(LOG_IDENT, option, LOG_DAEMON);
info("Bluetooth daemon %s", VERSION);
}
void __btd_log_cleanup(void)
{
closelog();
bt_log_close();
g_strfreev(enabled);
}