| #include <stdio.h>
|
| #include <stdlib.h>
|
| #include <string.h>
|
| #include <sys/types.h>
|
| #include <stdint.h>
|
|
|
|
|
| int main(int argc, char** argv)
|
| {
|
| int i;
|
|
|
| int help = 0;
|
| int unnamed = 0;
|
| int size_set = 0;
|
| char name_in[1024];
|
| char name_out[1024];
|
|
|
| FILE *fi, *fo;
|
|
|
| if(argc == 1)
|
| help = 1;
|
|
|
|
|
| for(i=1;i<argc;i++) {
|
| if(argv[i][0] == '-') {
|
| switch(argv[i][1]) {
|
|
|
| case 'h':
|
| help = 1;
|
| break;
|
|
|
| default:
|
| printf("Unknown option %s given.\n", argv[i]);
|
| exit(2);
|
| }
|
| } else {
|
| switch(unnamed) {
|
| case 0:
|
| strncpy(name_in, argv[i], 1024);
|
| break;
|
|
|
| case 1:
|
| strncpy(name_out, argv[i], 1024);
|
| break;
|
|
|
| default:
|
| printf("Superfluous argument %s.\n", argv[i]);
|
| exit(3);
|
| }
|
| unnamed++;
|
| }
|
| }
|
|
|
| if(help) {
|
| fprintf(stderr, "Usage: %s [-h] <infile> <outfile>\n", argv[0]);
|
| fprintf(stderr, "\t-h shows this help.\n");
|
| return 1;
|
| }
|
|
|
| fi = fopen(name_in, "rb");
|
| if(!fi) {
|
| fprintf(stderr, "Can't open '%s' as input.\n", name_in);
|
| exit(-1);
|
| }
|
| fo = fopen(name_out, "w");
|
| if(!fo) {
|
| fprintf(stderr, "Can't open '%s' as output.\n", name_out);
|
| exit(-1);
|
| }
|
|
|
| int b = 0;
|
| int check = 0;
|
| do {
|
| b = fgetc(fi);
|
| if (b == EOF)
|
| break;
|
| if(check < 0)
|
| check = check ^ 0x801618D5;
|
| check <<= 1;
|
| check += b;
|
| } while(b != EOF);
|
| char *n = name_in;
|
| char *fn = n;
|
| while(*n) {
|
| if(*n == '\\')
|
| fn = n+1;
|
| else if(*n == '/')
|
| fn = n+1;
|
| else if(*n == '.')
|
| *n = '_';
|
| else if(*n == '-')
|
| *n = '_';
|
| n++;
|
| }
|
|
|
| fprintf(fo, "#define CHK_%s (0x%08X)\n", fn, check);
|
|
|
|
|
| fclose(fo);
|
| fclose(fi);
|
|
|
| return 0;
|
| }
|
|
|
