Adrien Destugues | e18627d | 2012-03-19 06:44:36 +0000 | [diff] [blame] | 1 | #include <stdint.h> |
| 2 | #include <inttypes.h> |
| 3 | #include <stdio.h> |
| 4 | #include <stdlib.h> |
| 5 | |
| 6 | int main(int argc, char* argv[]) { |
| 7 | FILE *sap, *fd; |
| 8 | int c, k, j; |
| 9 | puts("sap2fd - Thomson diskimage converter\nPulkoMandy / Shinra - 2010\n" |
| 10 | "wtfpl Licance\n"); |
| 11 | |
| 12 | if (argc != 2) { |
| 13 | printf("%s file.sap\n",argv[0]); |
| 14 | exit(1); |
| 15 | } |
| 16 | |
| 17 | if (strcasecmp(argv[1] + strlen(argv[1]) - 4,".sap")) { |
| 18 | printf("%s is no sap\n",argv[1]); |
| 19 | exit(2); |
| 20 | } |
| 21 | |
| 22 | printf("Infile : %s\n",argv[1]); |
| 23 | |
| 24 | sap = fopen(argv[1], "rb"); |
| 25 | strcpy((argv[1] + strlen(argv[1]) - 4),".fd"); |
| 26 | fd = fopen(argv[1], "wb"); |
| 27 | |
| 28 | printf("Outfile : %s\n",argv[1]); |
| 29 | |
| 30 | for (c = 0; c < 0x40; c++) |
| 31 | getc(sap); |
| 32 | |
| 33 | k = 0; |
| 34 | while((c=getc(sap)) != EOF) { |
| 35 | if (k % 256 == 0) |
| 36 | for (j = 0; j <= 5; j++) c = getc(sap); |
| 37 | if (c == EOF) break; |
| 38 | putc(c^0xB3,fd); |
| 39 | k++; |
| 40 | } |
| 41 | |
| 42 | |
| 43 | fclose(sap); |
| 44 | fclose(fd); |
| 45 | } |