C++ (Cpp) lxc_abstract_unix_send_credential Beispiele

Beispiel #1

Datei: commands.c Projekt: adrianreber/lxc

static int lxc_cmd_send(const char *name, struct lxc_cmd_rr *cmd,
			const char *lxcpath, const char *hashed_sock_name)
{
	int client_fd, saved_errno;
	ssize_t ret = -1;

	client_fd = lxc_cmd_connect(name, lxcpath, hashed_sock_name, "command");
	if (client_fd < 0)
		return -1;

	ret = lxc_abstract_unix_send_credential(client_fd, &cmd->req,
						sizeof(cmd->req));
	if (ret < 0 || (size_t)ret != sizeof(cmd->req))
		goto on_error;

	if (cmd->req.datalen <= 0)
		return client_fd;

	errno = EMSGSIZE;
	ret = lxc_send_nointr(client_fd, (void *)cmd->req.data,
			      cmd->req.datalen, MSG_NOSIGNAL);
	if (ret < 0 || ret != (ssize_t)cmd->req.datalen)
		goto on_error;

	return client_fd;

on_error:
	saved_errno = errno;
	close(client_fd);
	errno = saved_errno;

	return -1;
}

Beispiel #2

Datei: commands.c Projekt: stgraber/lxc

static int lxc_cmd_send(const char *name, struct lxc_cmd_rr *cmd,
			const char *lxcpath, const char *hashed_sock_name)
{
	__do_close_prot_errno int client_fd = -EBADF;
	ssize_t ret = -1;

	client_fd = lxc_cmd_connect(name, lxcpath, hashed_sock_name, "command");
	if (client_fd < 0)
		return -1;

	ret = lxc_abstract_unix_send_credential(client_fd, &cmd->req,
						sizeof(cmd->req));
	if (ret < 0 || (size_t)ret != sizeof(cmd->req))
		return -1;

	if (cmd->req.datalen <= 0)
		return move_fd(client_fd);

	errno = EMSGSIZE;
	ret = lxc_send_nointr(client_fd, (void *)cmd->req.data,
			      cmd->req.datalen, MSG_NOSIGNAL);
	if (ret < 0 || ret != (ssize_t)cmd->req.datalen)
		return -1;

	return move_fd(client_fd);
}