1. intro 2. code 및 분석 2.1. code #include #include #include #include #include #define BUFFER 128 void read_data(char *data, int fd, int size) { while(read(fd, data, 1) == 1 && *data && size) { size--; data++; } } void read_file(int fd) { char path[BUFFER+1] = {0}; int size; if(read(fd, &size, sizeof(int)) != sizeof(int)) { printf("[-] File too short.\n"); exit(0); } if(size >= BUFFER) { printf("[..