66 lines
1.3 KiB
C
66 lines
1.3 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <cpm.h>
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#include <string.h>
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#include <ctype.h>
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#include "cpmsys.h"
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static const char* fill(uint8_t* dest, const char* src, int len)
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{
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do
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{
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char c = toupper(*src);
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if (!c || (c == '.'))
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c = ' ';
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else if (c == '*')
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c = '?';
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else
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src++;
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*dest++ = c;
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}
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while (--len);
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return src;
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}
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uint8_t cpm_parse_filename(FCB* fcb, const char* filename)
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{
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uint8_t user = cpm_get_user();
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char c;
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memset(fcb, 0, sizeof(FCB));
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memset(fcb->f, ' ', sizeof(fcb->f));
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{
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const char* colon = strchr(filename, ':');
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if (colon)
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{
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c = *filename++;
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if (isdigit(c))
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{
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user = strtol(filename-1, (char**) &filename, 10);
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c = *filename++;
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}
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c = toupper(c);
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if (isalpha(c))
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{
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fcb->dr = c - '@';
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c = *filename++;
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}
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filename = colon + 1;
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}
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}
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/* Read filename part. */
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filename = fill(&fcb->f[0], filename, 8);
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filename = strchr(filename, '.');
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if (filename)
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fill(&fcb->f[8], filename+1, 3);
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if (fcb->dr == 0)
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fcb->dr = cpm_get_current_drive() + 1;
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return user;
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}
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