http://forums.fedoraforum.org – Code of baul :) Code: /* * Hanx [Proyecto Fedora Peru] wth Code * crc.c - app * * This program is private version, for anti-educational purposes and without any * explicit or implicit warranty; in no event shall the author or * contributors be liable for any direct, indirect or incidetal damages * arising in any way out of the use of this software. */ #include <stdio.h> #include <string.h> char rot13(char x) { char u[] = "ABCDEFGHIJKLMNOPQRSTUVWXYZ"; char l[] = "abcdefghijklmnopqrstuvwxyz"; char *p; if ((p = strchr(u, x)) != NULL) return u[((p-u) + 13) % 26]; else if ((p = strchr(l, x)) != NULL) return l[((p-l) + 13) % 26]; else return x; } int main(int argc, char *argv[]) { FILE *OUT, *IN; int x; if(argv[1] == NULL || argv[2] == NULL) { printf("\n[!] Incorrect parameter"); printf("\n\t./crc <name file old> <name file new>\n\n"); return 1; } else { if((OUT = fopen(argv[1], "rt")) != NULL) if((IN = fopen(argv[2], "at")) != NULL) while((x = fgetc(OUT)) != EOF) fprintf(IN,"%c", rot13(x)); else { printf("\n[!] Error to create new file\n\n"); return 1; } else { printf("\n[!] Error to open old file\n\n"); return 1; } printf("\n[+] Sucesfull!!!\n\n"); } return 0; } (HowTos)
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