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/* Copyright (C) 2011 CZ.NIC, z.s.p.o. <knot-dns@labs.nic.cz>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/*!
* \file print.h
*
* \author Marek Vavrusa <marek.vavrusa@nic.cz>
*
* \brief Custom printing functions.
*
* Downloaded hex_print, bit_print from http://www.digitalpeer.com/id/print
* Updated with generic printf handler.
*
* \addtogroup common_lib
* @{
*/
#ifndef _KNOTD_COMMON_PRINT_H_
#define _KNOTD_COMMON_PRINT_H_
#include <sys/time.h>
#include <stdint.h>
typedef int (*printf_t)(const char *fmt, ...);
/*!
* \brief Prints the given data as hexadecimal character string. Each hexa-pair
* contains leading 0x string.
*
* \param data Data to print.
* \param length Size of the \a data array.
*/
void hex_print(const uint8_t *data, unsigned length);
/*!
* \brief Prints the given data as hexadecimal character string.
*
* \param data Data to print.
* \param length Size of the \a data array.
*/
void short_hex_print(const uint8_t *data, unsigned length);
/*!
* \brief Prints the given data as text character string. Unprintable characters
* are replaced with a space.
*
* \param data Data to print.
* \param length Size of the \a data array.
*/
void txt_print(const uint8_t *data, unsigned length);
/*!
* \brief Prints the given data array as a specified character string using
* the given handler.
*
* \param data Data to print.
* \param length Size of the \a data array.
* \param print_handler Handler for printing.
* \param type Character type ('x': hex, 't': txt, otherwise: 0xXX).
*/
void array_printf(const uint8_t *data, const unsigned length,
printf_t print_handler, const char type);
/*!
* \brief Prints the given data as a bitmap.
*
* \param data Data to print.
* \param length Size of the \a data array.
*/
void bit_print(const uint8_t *data, unsigned length);
/*!
* \brief Prints the given data as a bitmap using the given handler.
*
* \param data Data to print.
* \param length Size of the \a data array.
* \param print_handler Handler for printing.
*/
void bit_printf(const uint8_t *data, unsigned length, printf_t print_handler);
/*!
* \brief Get time diff in miliseconds.
*
* \param begin
* \param end
*
* \return time diff
*/
float time_diff(struct timeval *begin, struct timeval *end);
#endif /* _KNOTD_COMMON_PRINT_H_ */
/*! @} */
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