C++ (Cpp) sec_hash_to_string Examples

Example #1

File: rdesktop.c Project: wingel/rdesktop

void
save_licence(unsigned char *data, int length)
{
	uint8 ho[20], hi[16];
	char *home, path[PATH_MAX], tmppath[PATH_MAX], hash[41];
	int fd;

	home = getenv("HOME");
	if (home == NULL)
		return;

	snprintf(path, PATH_MAX, "%s" RDESKTOP_LICENSE_STORE, home);
	path[sizeof(path) - 1] = '\0';
	if (utils_mkdir_p(path, 0700) == -1)
	{
		perror(path);
		return;
	}

	memset(hi, 0, sizeof(hi));
	snprintf((char *) hi, 16, "%s", g_hostname);
	sec_hash_sha1_16(ho, hi, g_static_rdesktop_salt_16);
	sec_hash_to_string(hash, sizeof(hash), ho, sizeof(ho));

	/* write licence to {sha1}.cal.new, then atomically 
	   rename to {sha1}.cal */
	snprintf(path, PATH_MAX, "%s" RDESKTOP_LICENSE_STORE "/%s.cal", home, hash);
	path[sizeof(path) - 1] = '\0';

	snprintf(tmppath, PATH_MAX, "%s.new", path);
	path[sizeof(path) - 1] = '\0';

	fd = open(tmppath, O_WRONLY | O_CREAT | O_TRUNC, 0600);
	if (fd == -1)
	{
		perror(tmppath);
		return;
	}

	if (write(fd, data, length) != length)
	{
		perror(tmppath);
		unlink(tmppath);
	}
	else if (rename(tmppath, path) == -1)
	{
		perror(path);
		unlink(tmppath);
	}

	close(fd);
}

Example #2

File: rdesktop.c Project: wingel/rdesktop

int
load_licence(unsigned char **data)
{
	uint8 ho[20], hi[16];
	char *home, path[PATH_MAX], hash[41];
	struct stat st;
	int fd, length;

	home = getenv("HOME");
	if (home == NULL)
		return -1;

	memset(hi, 0, sizeof(hi));
	snprintf((char *) hi, 16, "%s", g_hostname);
	sec_hash_sha1_16(ho, hi, g_static_rdesktop_salt_16);
	sec_hash_to_string(hash, sizeof(hash), ho, sizeof(ho));

	snprintf(path, PATH_MAX, "%s" RDESKTOP_LICENSE_STORE "/%s.cal", home, hash);
	path[sizeof(path) - 1] = '\0';

	fd = open(path, O_RDONLY);
	if (fd == -1)
	{
		/* fallback to try reading old license file */
		snprintf(path, PATH_MAX, "%s/.rdesktop/license.%s", home, g_hostname);
		path[sizeof(path) - 1] = '\0';
		if ((fd = open(path, O_RDONLY)) == -1)
			return -1;
	}

	if (fstat(fd, &st))
	{
		close(fd);
		return -1;
	}

	*data = (uint8 *) xmalloc(st.st_size);
	length = read(fd, *data, st.st_size);
	close(fd);
	return length;
}

Example #3

File: ctrl.c Project: jeppeter/vbox

static void
_ctrl_create_hash(const char *user, const char *domain, const char *host, char *hash, size_t hsize)
{
	RDSSL_SHA1 sha1;
	uint8 out[20], delim;
	uint16 version;
	uint32 flags;

	/* version\0user\0domain\0host\0flags */
	flags = 0;
	delim = '\0';
	version = 0x0100;

	if (g_seamless_rdp)
		flags = CTRL_HASH_FLAG_SEAMLESS;

	rdssl_sha1_init(&sha1);
	rdssl_sha1_update(&sha1, (uint8 *) & version, sizeof(version));
	rdssl_sha1_update(&sha1, &delim, 1);

	if (user)
		rdssl_sha1_update(&sha1, (uint8 *) user, strlen(user));
	rdssl_sha1_update(&sha1, &delim, 1);

	if (domain)
		rdssl_sha1_update(&sha1, (uint8 *) domain, strlen(domain));
	rdssl_sha1_update(&sha1, &delim, 1);

	if (host)
		rdssl_sha1_update(&sha1, (uint8 *) host, strlen(host));
	rdssl_sha1_update(&sha1, &delim, 1);

	rdssl_sha1_update(&sha1, (uint8 *) & flags, sizeof(flags));
	rdssl_sha1_final(&sha1, out);

	sec_hash_to_string(hash, hsize, out, sizeof(out));
}