debug.c File Reference

Debugging and logging support. More...

#include <adt/list.h>
#include <fibril_synch.h>
#include <errno.h>
#include <stdlib.h>
#include <stdio.h>
#include <usb/debug.h>

Go to the source code of this file.

Defines
#define	BUFFER_DUMP_GROUP_SIZE   4
	How many bytes to group together.
#define	BUFFER_DUMP_LEN   240
	Size of the string for buffer dumps.
#define	REMAINDER_STR_FMT   " (%zu)..."
#define	REMAINDER_STR_LEN   (5 + 1 + 10)
Functions
static	FIBRIL_MUTEX_INITIALIZE (log_serializer)
	Serialization mutex for logging functions.
static const char *	log_level_name (usb_log_level_t level)
	Get log level name prefix.
const char *	usb_debug_str_buffer (const uint8_t *buffer, size_t size, size_t dumped_size)
	Dump buffer into string.
void	usb_log_enable (usb_log_level_t level, const char *message_prefix)
	Enable logging.
void	usb_log_printf (usb_log_level_t level, const char *format,...)
	Print logging message.
Variables
static fibril_local char	buffer_dump [2][BUFFER_DUMP_LEN]
	Fibril local storage for the dumped buffer.
static fibril_local int	buffer_dump_index = 0
	Fibril local storage for buffer switching.
static usb_log_level_t	log_level = USB_LOG_LEVEL_WARNING
	Level of logging messages.
static const char *	log_prefix = "usb"
	Prefix for logging messages.
static FILE *	log_stream = NULL
	File where to store the log.

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Detailed Description

Debugging and logging support.

Definition in file debug.c.

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