35 lines
507 B
C
35 lines
507 B
C
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#include <err.h>
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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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FILE *f;
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size_t fsize;
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uint8_t *buf, len, *dbuf;
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f = fopen(argv[1], "rb");
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fseek(f, 0, SEEK_END);
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fsize = ftell(f);
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rewind(f);
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buf = malloc(fsize + 1);
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if (buf == NULL)
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err(1, NULL);
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fread(buf, fsize, 1, f);
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fclose(f);
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buf[fsize] = 0;
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len = buf[0];
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dbuf = malloc(len);
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if (dbuf == NULL)
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err(1, NULL);
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memcpy(buf +1, dbuf, fsize -1);
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warnx("len: %d", len);
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return 0;
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}
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