diff options
Diffstat (limited to 'gpxe/src/arch/i386/interface/pxeparent/pxeparent_dhcp.c')
-rw-r--r-- | gpxe/src/arch/i386/interface/pxeparent/pxeparent_dhcp.c | 69 |
1 files changed, 0 insertions, 69 deletions
diff --git a/gpxe/src/arch/i386/interface/pxeparent/pxeparent_dhcp.c b/gpxe/src/arch/i386/interface/pxeparent/pxeparent_dhcp.c deleted file mode 100644 index 66059437..00000000 --- a/gpxe/src/arch/i386/interface/pxeparent/pxeparent_dhcp.c +++ /dev/null @@ -1,69 +0,0 @@ -/* - * Copyright (C) 2009 Joshua Oreman <oremanj@rwcr.net>. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of the - * License, or any later version. - * - * This program is distributed in the hope that it will be useful, but - * WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - */ - -FILE_LICENCE ( GPL2_OR_LATER ); - -#include <string.h> -#include <gpxe/dhcp.h> -#include <gpxe/netdevice.h> -#include <undipreload.h> -#include <pxeparent.h> -#include <realmode.h> -#include <pxe_api.h> - -/** - * Present cached DHCP packet if it exists - */ -void __weak_impl ( get_cached_dhcpack ) ( void ) { - struct undi_device *undi; - struct s_PXENV_GET_CACHED_INFO get_cached_info; - int rc; - - /* Use preloaded UNDI device to get at PXE entry point */ - undi = &preloaded_undi; - if ( ! undi->entry.segment ) { - DBG ( "PXEDHCP no preloaded UNDI device found\n" ); - return; - } - - /* Check that stack is available to get cached info */ - if ( ! ( undi->flags & UNDI_FL_KEEP_ALL ) ) { - DBG ( "PXEDHCP stack was unloaded, no cache available\n" ); - return; - } - - /* Obtain cached DHCP packet */ - memset ( &get_cached_info, 0, sizeof ( get_cached_info ) ); - get_cached_info.PacketType = PXENV_PACKET_TYPE_DHCP_ACK; - - if ( ( rc = pxeparent_call ( undi->entry, PXENV_GET_CACHED_INFO, - &get_cached_info, - sizeof ( get_cached_info ) ) ) != 0 ) { - DBG ( "PXEDHCP GET_CACHED_INFO failed: %s\n", strerror ( rc ) ); - return; - } - - DBG ( "PXEDHCP got cached info at %04x:%04x length %d\n", - get_cached_info.Buffer.segment, get_cached_info.Buffer.offset, - get_cached_info.BufferSize ); - - /* Present cached DHCP packet */ - store_cached_dhcpack ( real_to_user ( get_cached_info.Buffer.segment, - get_cached_info.Buffer.offset ), - get_cached_info.BufferSize ); -} |