コード例 #1
0
ファイル: mario.c プロジェクト: mahmoudhossam/CS50x
void print_lines(int count)
{
    for (int i = 3; i < count + 3; i++)
    {
        print_hashes(count, i);
        printf("\n");
    }
}
コード例 #2
0
ファイル: printnet.c プロジェクト: andreiw/polaris
int
main(int argc, char **argv)
{
	int confd;
	dn_header_t header;
	char netmask[INET_ADDRSTRLEN], network[INET_ADDRSTRLEN];
	struct in_addr in_addr;
	unsigned int i;

	if (argc < 2) {
		(void) fprintf(stderr, "usage: %s container [container ...]\n",
		    argv[0]);
		return (EXIT_FAILURE);
	}

	for (i = 1; argv[i] != NULL; i++) {
		confd = open(argv[i], O_RDONLY);
		if (confd == -1) {
			(void) fprintf(stderr, "%s: cannot open container "
			    "`%s': %s\n", argv[0], argv[i], strerror(errno));
			continue;
		}

		if (read(confd, &header, sizeof (header)) != sizeof (header) ||
		    header.dnh_magic != DN_MAGIC) {
			(void) fprintf(stderr, "%s: container `%s' is not a "
			    "binfiles network container\n", argv[0], argv[i]);
			continue;
		}

		(void) printf("binfiles network container `%s':\n", argv[i]);

		in_addr.s_addr = header.dnh_network;
		(void) inet_ntop(AF_INET, &in_addr, network, INET_ADDRSTRLEN);
		in_addr.s_addr = header.dnh_netmask;
		(void) inet_ntop(AF_INET, &in_addr, netmask, INET_ADDRSTRLEN);

		(void) printf("%12s: %s\n", "network", network);
		(void) printf("%12s: %s\n", "netmask", netmask);
		(void) printf("%12s: %d\n", "dirtybit", header.dnh_dirty);
		(void) printf("%12s: %d\n", "version", header.dnh_version);
		(void) printf("%12s: %d\n", "active image", header.dnh_image);
		(void) printf("%12s: %d\n", "temp image", header.dnh_tempimage);
		(void) printf("%12s: %d\n", "checks", header.dnh_checks);
		(void) printf("%12s: %d\n", "errors", header.dnh_errors);
		print_hashes(confd, header);
		(void) close(confd);
	}

	return (EXIT_SUCCESS);
}