1#ifndef BYTE_DWORD
2#define BYTE_DWORD
3
4/*  Copyright 2007,2009 Alain Knaff.
5 *  This file is part of mtools.
6 *
7 *  Mtools is free software: you can redistribute it and/or modify
8 *  it under the terms of the GNU General Public License as published by
9 *  the Free Software Foundation, either version 3 of the License, or
10 *  (at your option) any later version.
11 *
12 *  Mtools is distributed in the hope that it will be useful,
13 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
14 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15 *  GNU General Public License for more details.
16 *
17 *  You should have received a copy of the GNU General Public License
18 *  along with Mtools.  If not, see <http://www.gnu.org/licenses/>.
19 */
20
21static Dword byte2dword(Byte* val)
22{
23	Dword l;
24	l = (val[0] << 24) + (val[1] << 16) + (val[2] << 8) + val[3];
25
26#ifdef DEBUG
27	fprintf(stderr, "byte2dword(): %ld, 0x%x\n", l, (unsigned int) l);
28#endif
29
30	return l;
31}
32
33static void dword2byte(Dword parm, Byte* rval)
34{
35	rval[0] = (parm >> 24) & 0xff;
36	rval[1] = (parm >> 16) & 0xff;
37	rval[2] = (parm >> 8)  & 0xff;
38	rval[3] = parm         & 0xff;
39}
40
41#endif
42