#include void pass1(char *buf, int buf_size) { char target[0x10]; if (buf[0] == 'b') { if (buf[1] == 'a') { if (buf[2] == 'd') { if (buf[3] == '1') { if (buf[4] == '2') { printf("You got me\n"); memcpy(target, buf, 0x1000000); printf("GG\n"); } } } } } } int main(int argc, char *argv[]) { FILE *fp; char buf[0x1000]; if (argc == 2) { fp = fopen(argv[1], "r"); if (fp == NULL) { printf("File not found\n"); printf("Received filename %s\n", argv[1]); return 1; } fscanf(fp, "%s", buf); pass1(buf, sizeof(buf)); } else { printf("there is nothing\n"); } }