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64 lines
1.6 KiB
64 lines
1.6 KiB
#ifndef BYTE_DWORD
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#define BYTE_DWORD
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/* Copyright 2007,2009 Alain Knaff.
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* This file is part of mtools.
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*
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* Mtools is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Mtools is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Mtools. If not, see <http://www.gnu.org/licenses/>.
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*/
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static Dword byte2dword(Byte* val)
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{
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Dword l;
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l = (Dword)((val[0] << 24) + (val[1] << 16) + (val[2] << 8) + val[3]);
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return l;
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}
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UNUSED(static Qword byte2qword(Byte* val))
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{
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Qword l;
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l = val[0];
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l = (l << 8) | val[1];
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l = (l << 8) | val[2];
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l = (l << 8) | val[3];
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l = (l << 8) | val[4];
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l = (l << 8) | val[5];
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l = (l << 8) | val[6];
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l = (l << 8) | val[7];
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return l;
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}
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static void dword2byte(Dword parm, Byte* rval)
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{
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rval[0] = (parm >> 24) & 0xff;
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rval[1] = (parm >> 16) & 0xff;
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rval[2] = (parm >> 8) & 0xff;
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rval[3] = parm & 0xff;
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}
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UNUSED(static void qword2byte(Qword parm, Byte* rval))
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{
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rval[0] = (parm >> 56) & 0xff;
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rval[1] = (parm >> 48) & 0xff;
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rval[2] = (parm >> 40) & 0xff;
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rval[3] = (parm >> 32) & 0xff;
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rval[4] = (parm >> 24) & 0xff;
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rval[5] = (parm >> 16) & 0xff;
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rval[6] = (parm >> 8) & 0xff;
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rval[7] = parm & 0xff;
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}
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#endif
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