42 lines
1.1 KiB
C
42 lines
1.1 KiB
C
/* This file is part of stage0.
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*
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* stage0 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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* stage0 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 stage0. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include<stdlib.h>
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int main (int argc, char *argv[])
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{
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char output[2] = {};
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char table[16] = {0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38, 0x39, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46};
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char c;
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int col = 40;
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int i = read(0, &c, 1);
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while( i > 0)
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{
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output[0] = table[c / 16];
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output[1] = table[c % 16];
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write(1, output, 2 );
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col = col - 2;
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if(0 == col)
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{
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col = 40;
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write(1, "\n", 1);
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}
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i = read(0, &c, 1);
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}
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write(1, "\n", 1);
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exit(EXIT_SUCCESS);
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}
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