mirror of
https://github.com/rn10950/RetroZilla.git
synced 2024-11-10 18:00:15 +01:00
89 lines
1.6 KiB
C
89 lines
1.6 KiB
C
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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int
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main(int argc, char **argv)
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{
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char *curstr;
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char *nextstr;
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unsigned int firstval;
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unsigned int secondval;
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unsigned int val;
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unsigned char buf[5];
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int count;
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if ( argc != 2 ) {
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fprintf(stderr, "wrong number of args\n");
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exit(-1);
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}
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curstr = argv[1];
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nextstr = strchr(curstr, '.');
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if ( nextstr == NULL ) {
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fprintf(stderr, "only one component\n");
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exit(-1);
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}
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*nextstr = '\0';
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firstval = atoi(curstr);
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curstr = nextstr + 1;
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nextstr = strchr(curstr, '.');
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if ( nextstr ) {
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*nextstr = '\0';
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}
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secondval = atoi(curstr);
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if ( ( firstval < 0 ) || ( firstval > 2 ) ) {
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fprintf(stderr, "first component out of range\n");
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exit(-1);
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}
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if ( ( secondval < 0 ) || ( secondval > 39 ) ) {
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fprintf(stderr, "second component out of range\n");
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exit(-1);
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}
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printf("0x%x, ", ( firstval * 40 ) + secondval );
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while ( nextstr ) {
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curstr = nextstr + 1;
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nextstr = strchr(curstr, '.');
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if ( nextstr ) {
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*nextstr = '\0';
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}
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memset(buf, 0, sizeof(buf));
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val = atoi(curstr);
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count = 0;
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while ( val ) {
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buf[count] = ( val & 0x7f );
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val = val >> 7;
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count++;
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}
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while ( count-- ) {
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if ( count ) {
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printf("0x%x, ", buf[count] | 0x80 );
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} else {
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printf("0x%x, ", buf[count] );
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}
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}
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}
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printf("\n");
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return 0;
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}
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