65 lines
2.1 KiB
C++
65 lines
2.1 KiB
C++
/*
|
|
* Copyright (C) 2018 Max Kellermann <max.kellermann@gmail.com>
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions
|
|
* are met:
|
|
*
|
|
* - Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
*
|
|
* - 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.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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
|
|
* FOUNDATION 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.
|
|
*/
|
|
|
|
#ifndef HEX_FORMAT_HXX
|
|
#define HEX_FORMAT_HXX
|
|
|
|
#include "ConstBuffer.hxx"
|
|
#include "StringBuffer.hxx"
|
|
#include "Compiler.h"
|
|
|
|
#include <stdint.h>
|
|
|
|
/**
|
|
* Format the given byte sequence into a null-terminated hexadecimal
|
|
* string.
|
|
*
|
|
* @param dest the destination buffer; must be large enough to hold
|
|
* all hex digits plus the null terminator
|
|
* @return a pointer to the generated null terminator
|
|
*/
|
|
char *
|
|
HexFormat(char *dest, ConstBuffer<uint8_t> src) noexcept;
|
|
|
|
/**
|
|
* Like HexFormat(), but return a #StringBuffer with exactly the
|
|
* required size.
|
|
*/
|
|
template<size_t size>
|
|
gcc_pure
|
|
auto
|
|
HexFormatBuffer(const uint8_t *src) noexcept
|
|
{
|
|
StringBuffer<size * 2 + 1> dest;
|
|
HexFormat(dest.data(), {src, size});
|
|
return dest;
|
|
}
|
|
|
|
#endif
|