46 lines
870 B
C
46 lines
870 B
C
#include <stdio.h>
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#include <fcntl.h>
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#include <stdint.h>
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FILE *in, *out;
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uint8_t data;
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uint16_t len;
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int main(int argc, char** argv) {
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if((in=fopen(argv[1], "rb"))==NULL) {
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perror("could not open input file");
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return 1;
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}
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if((out=fopen(argv[2], "wb"))==NULL) {
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perror("could not open output file");
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fclose(in);
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return 1;
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}
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len=0;
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while(!feof(in)) {
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data=fgetc(in);
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if(feof(in))break;
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switch(data) {
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case 0x9b:
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fputc(fgetc(in), out);
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break;
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case 0x5b:
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data=fgetc(in);
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len=fgetc(in);
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while(len--)fputc(data, out);
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break;
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case 0x77:
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data=fgetc(in);
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len = fgetc(in);
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len |= fgetc(in) << 8;
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while(len--)fputc(data, out);
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break;
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default:
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fputc(data, out);
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}
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}
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fclose(out);
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fclose(in);
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return 0;
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}
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