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632dcfd685
This patch updates the PXE and HTTP boot driver to drop the input DHCP packet if it exceed the maximum length. Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: Fu Siyuan <siyuan.fu@intel.com> Reviewed-By: Wu Jiaxin <jiaxin.wu@intel.com>
176 lines
5.5 KiB
C
176 lines
5.5 KiB
C
/** @file
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Functions declaration related with DHCPv6 for HTTP boot driver.
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Copyright (c) 2015 - 2016, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials are licensed and made available under
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the terms and conditions of the BSD License that accompanies this distribution.
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The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php.
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#ifndef __EFI_HTTP_BOOT_DHCP6_H__
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#define __EFI_HTTP_BOOT_DHCP6_H__
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#define HTTP_BOOT_OFFER_MAX_NUM 16
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#define HTTP_BOOT_DHCP6_OPTION_MAX_NUM 16
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#define HTTP_BOOT_DHCP6_OPTION_MAX_SIZE 312
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#define HTTP_BOOT_DHCP6_PACKET_MAX_SIZE 1472
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#define HTTP_BOOT_IP6_ROUTE_TABLE_TIMEOUT 10
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#define HTTP_BOOT_DEFAULT_HOPLIMIT 64
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#define HTTP_BOOT_DEFAULT_LIFETIME 50000
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#define HTTP_BOOT_DHCP6_ENTERPRISE_NUM 343 // TODO: IANA TBD: temporarily using Intel's
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#define HTTP_BOOT_DHCP6_MAX_BOOT_FILE_SIZE 65535 // It's a limitation of bit length, 65535*512 bytes.
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#define HTTP_BOOT_DHCP6_IDX_IA_NA 0
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#define HTTP_BOOT_DHCP6_IDX_BOOT_FILE_URL 1
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#define HTTP_BOOT_DHCP6_IDX_BOOT_FILE_PARAM 2
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#define HTTP_BOOT_DHCP6_IDX_VENDOR_CLASS 3
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#define HTTP_BOOT_DHCP6_IDX_DNS_SERVER 4
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#define HTTP_BOOT_DHCP6_IDX_MAX 5
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#pragma pack(1)
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typedef struct {
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UINT16 OpCode[256];
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} HTTP_BOOT_DHCP6_OPTION_ORO;
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typedef struct {
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UINT8 Type;
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UINT8 MajorVer;
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UINT8 MinorVer;
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} HTTP_BOOT_DHCP6_OPTION_UNDI;
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typedef struct {
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UINT16 Type;
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} HTTP_BOOT_DHCP6_OPTION_ARCH;
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typedef struct {
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UINT8 ClassIdentifier[11];
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UINT8 ArchitecturePrefix[5];
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UINT8 ArchitectureType[5];
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UINT8 Lit3[1];
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UINT8 InterfaceName[4];
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UINT8 Lit4[1];
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UINT8 UndiMajor[3];
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UINT8 UndiMinor[3];
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} HTTP_BOOT_CLASS_ID;
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typedef struct {
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UINT32 Vendor;
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UINT16 ClassLen;
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HTTP_BOOT_CLASS_ID ClassId;
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} HTTP_BOOT_DHCP6_OPTION_VENDOR_CLASS;
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#pragma pack()
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typedef union {
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HTTP_BOOT_DHCP6_OPTION_ORO *Oro;
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HTTP_BOOT_DHCP6_OPTION_UNDI *Undi;
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HTTP_BOOT_DHCP6_OPTION_ARCH *Arch;
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HTTP_BOOT_DHCP6_OPTION_VENDOR_CLASS *VendorClass;
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} HTTP_BOOT_DHCP6_OPTION_ENTRY;
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#define HTTP_CACHED_DHCP6_PACKET_MAX_SIZE (OFFSET_OF (EFI_DHCP6_PACKET, Dhcp6) + HTTP_BOOT_DHCP6_PACKET_MAX_SIZE)
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typedef union {
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EFI_DHCP6_PACKET Offer;
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EFI_DHCP6_PACKET Ack;
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UINT8 Buffer[HTTP_CACHED_DHCP6_PACKET_MAX_SIZE];
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} HTTP_BOOT_DHCP6_PACKET;
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typedef struct {
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HTTP_BOOT_DHCP6_PACKET Packet;
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HTTP_BOOT_OFFER_TYPE OfferType;
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EFI_DHCP6_PACKET_OPTION *OptList[HTTP_BOOT_DHCP6_IDX_MAX];
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VOID *UriParser;
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} HTTP_BOOT_DHCP6_PACKET_CACHE;
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#define GET_NEXT_DHCP6_OPTION(Opt) \
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(EFI_DHCP6_PACKET_OPTION *) ((UINT8 *) (Opt) + \
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sizeof (EFI_DHCP6_PACKET_OPTION) + (NTOHS ((Opt)->OpLen)) - 1)
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#define GET_DHCP6_OPTION_SIZE(Pkt) \
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((Pkt)->Length - sizeof (EFI_DHCP6_HEADER))
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/**
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Start the S.A.R.R DHCPv6 process to acquire the IPv6 address and other Http boot information.
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@param[in] Private Pointer to HTTP_BOOT private data.
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@retval EFI_SUCCESS The S.A.R.R process successfully finished.
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@retval Others Failed to finish the S.A.R.R process.
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**/
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EFI_STATUS
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HttpBootDhcp6Sarr (
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IN HTTP_BOOT_PRIVATE_DATA *Private
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);
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/**
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Set the IP6 policy to Automatic.
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@param[in] Private The pointer to HTTP_BOOT_PRIVATE_DATA.
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@retval EFI_SUCCESS Switch the IP policy succesfully.
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@retval Others Unexpect error happened.
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**/
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EFI_STATUS
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HttpBootSetIp6Policy (
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IN HTTP_BOOT_PRIVATE_DATA *Private
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);
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/**
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This function will register the default DNS addresses to the network device.
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@param[in] Private The pointer to HTTP_BOOT_PRIVATE_DATA.
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@param[in] DataLength Size of the buffer pointed to by DnsServerData in bytes.
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@param[in] DnsServerData Point a list of DNS server address in an array
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of EFI_IPv6_ADDRESS instances.
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@retval EFI_SUCCESS The DNS configuration has been configured successfully.
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@retval Others Failed to configure the address.
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**/
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EFI_STATUS
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HttpBootSetIp6Dns (
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IN HTTP_BOOT_PRIVATE_DATA *Private,
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IN UINTN DataLength,
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IN VOID *DnsServerData
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);
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/**
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This function will register the IPv6 gateway address to the network device.
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@param[in] Private The pointer to HTTP_BOOT_PRIVATE_DATA.
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@retval EFI_SUCCESS The new IP configuration has been configured successfully.
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@retval Others Failed to configure the address.
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**/
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EFI_STATUS
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HttpBootSetIp6Gateway (
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IN HTTP_BOOT_PRIVATE_DATA *Private
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);
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/**
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This function will register the station IP address.
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@param[in] Private The pointer to HTTP_BOOT_PRIVATE_DATA.
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@retval EFI_SUCCESS The new IP address has been configured successfully.
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@retval Others Failed to configure the address.
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**/
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EFI_STATUS
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HttpBootSetIp6Address (
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IN HTTP_BOOT_PRIVATE_DATA *Private
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);
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#endif
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