/**
* reads data from a file descriptor and checks if the received data matches
* the data in the given noncefile.
*
* @param fd the file descriptor to read the nonce from
* @param noncefile the nonce file to check the received data against
* @param error error details on fail
* @return TRUE iff a nonce could be successfully read from the file descriptor
* and matches the nonce from the given nonce file
*/
dbus_bool_t
_dbus_noncefile_check_nonce (int fd,
const DBusNonceFile *noncefile,
DBusError* error)
{
return do_check_nonce (fd, _dbus_noncefile_get_path (noncefile), error);
}
DBusSocket
_dbus_accept_with_noncefile (DBusSocket listen_fd, const DBusNonceFile *noncefile)
{
DBusSocket fd = _dbus_socket_get_invalid ();
DBusString nonce;
_dbus_assert (noncefile != NULL);
/* Make it valid to "free" this even if _dbus_string_init() runs
* out of memory: see comment in do_check_nonce() */
_dbus_string_init_const (&nonce, "");
if (!_dbus_string_init (&nonce))
goto out;
//PENDING(kdab): set better errors
if (_dbus_read_nonce (_dbus_noncefile_get_path(noncefile), &nonce, NULL) != TRUE)
goto out;
fd = _dbus_accept (listen_fd);
if (!_dbus_socket_is_valid (fd))
goto out;
if (do_check_nonce(fd, &nonce, NULL) != TRUE) {
_dbus_verbose ("nonce check failed. Closing socket.\n");
_dbus_close_socket(fd, NULL);
_dbus_socket_invalidate (&fd);
goto out;
}
out:
_dbus_string_free (&nonce);
return fd;
}
int
_dbus_accept_with_noncefile (int listen_fd, const DBusNonceFile *noncefile)
{
int fd;
DBusString nonce;
_dbus_assert (noncefile != NULL);
if (!_dbus_string_init (&nonce))
return -1;
//PENDING(kdab): set better errors
if (_dbus_read_nonce (_dbus_noncefile_get_path(noncefile), &nonce, NULL) != TRUE)
return -1;
fd = _dbus_accept (listen_fd);
if (_dbus_socket_is_invalid (fd))
return fd;
if (do_check_nonce(fd, &nonce, NULL) != TRUE) {
_dbus_verbose ("nonce check failed. Closing socket.\n");
_dbus_close_socket(fd, NULL);
return -1;
}
return fd;
}
