every_ip_address.txt generator

hackertool.c

#include <stdio.h>

void main()
{
	FILE *fp;
	int a, b, c, d;
	printf("start\n");
	fp = fopen("ip.txt", "wb");
	for (a = 0; a < 256; a++){
		for (b = 0; b < 256; b++){
			for (c = 0; c < 256; c++){
				for (d = 0; d < 256; d++){
					fprintf(fp, "%d.%d.%d.%d", a, b, c, d);
					fputc(0x0a, fp); // LF
				}
			}
		}
		printf("A: %d\n", a); // 進捗
	}
	fclose(fp);
}