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Jonathan Neuschäfer 2012-02-08 11:49:24 +01:00 • committed by Perttu Ahola
parent 04085cad3c
commit 4bf5065a9c
6 changed files with 296 additions and 68 deletions
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/*
Minetest-c55
Copyright (C) 2012 Jonathan Neuschäfer <j.neuschaefer@gmx.net>
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 2 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, write to the Free Software Foundation, Inc.,
51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef HEX_HEADER
#define HEX_HEADER
#include <string>
static const char hex_chars[] = "0123456789abcdef";
static std::string hex_encode(const char *data, unsigned int data_size)
{
std::string ret;
char buf2[3];
buf2[2] = '\0';
for(unsigned int i = 0; i < data_size; i++)
{
unsigned char c = (unsigned char) data[i];
buf2[0] = hex_chars[(c & 0xf0) >> 4];
buf2[1] = hex_chars[c & 0x0f];
ret.append(buf2);
}
return ret;
}
#endif