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#ifndef hexa_hh
#define hexa_hh
// hexa.hh
// robert - programme du robot 2005. {{{
//
// Copyright (C) 2005 Nicolas Schodet
//
// Robot APB Team/Efrei 2005.
//        Web: http://assos.efrei.fr/robot/
//      Email: robot AT efrei DOT fr
//
// 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
//
// }}}

/// Constante retourn�e pour une valeur invalide.
const int hexInvalid = 1 << 24;

/// Converti un caract�re hexa (0-9a-f) en chiffre (0-15).
int hex2digit (char c);

/// Converti un chiffre (0-15) en hexa (0-9a-f).
char digit2hex (int d);

/// D�code un mot non-sign� (1 octets).
unsigned int hexUnsignedChar2int (const char *s);

/// D�code un mot sign� (1 octets).
int hexSignedChar2int (const char *s);

/// D�code un mot non-sign� (2 octets).
int hexUnsignedShort2int (const char *s);

/// D�code un mot sign� (2 octets).
int hexSignedShort2int (const char *s);

#endif // hexa_hh