}
/* FIXME: Should somewhat validate the decoding, here. */
-
+ if (gethostbyname (remote_host) == NULL)
+ error (EXIT_ON_EXEC_ERROR, 0, _("Cannot connect to %s: resolve failed"),
+ remote_host);
+
if (remote_user && *remote_user == '\0')
remote_user = 0;
sprintf (command_buffer, "R%lu\n", (unsigned long) length);
if (do_command (handle, command_buffer) == -1
- || (status = get_status (handle)) == SAFE_READ_ERROR)
+ || (status = get_status (handle)) == SAFE_READ_ERROR
+ || status > length)
return SAFE_READ_ERROR;
for (counter = 0; counter < status; counter += rlen, buffer += rlen)
|| (status = get_status (handle), status == -1))
return -1;
+ if (status > sizeof (struct mtop))
+ {
+ errno = EOVERFLOW;
+ return -1;
+ }
+
for (; status > 0; status -= counter, argument += counter)
{
counter = safe_read (READ_SIDE (handle), argument, status);