mirror of https://github.com/acidanthera/audk.git
284 lines
8.3 KiB
C
284 lines
8.3 KiB
C
/** @file
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Functions declaration related with DHCPv6 for UefiPxeBc Driver.
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Copyright (c) 2009 - 2016, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. 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_PXEBC_DHCP6_H__
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#define __EFI_PXEBC_DHCP6_H__
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#define PXEBC_DHCP6_OPTION_MAX_NUM 16
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#define PXEBC_DHCP6_OPTION_MAX_SIZE 312
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#define PXEBC_DHCP6_PACKET_MAX_SIZE 1472
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#define PXEBC_IP6_POLICY_MAX 0xff
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#define PXEBC_IP6_ROUTE_TABLE_TIMEOUT 10
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#define PXEBC_DHCP6_S_PORT 547
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#define PXEBC_DHCP6_C_PORT 546
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#define PXEBC_DHCP6_ENTERPRISE_NUM 343 // TODO: IANA TBD: temporarily using Intel's
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#define PXEBC_DHCP6_MAX_BOOT_FILE_SIZE 65535 // It's a limitation of bit length, 65535*512 bytes.
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#define PXEBC_DHCP6_IDX_IA_NA 0
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#define PXEBC_DHCP6_IDX_BOOT_FILE_URL 1
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#define PXEBC_DHCP6_IDX_BOOT_FILE_PARAM 2
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#define PXEBC_DHCP6_IDX_VENDOR_CLASS 3
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#define PXEBC_DHCP6_IDX_DNS_SERVER 4
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#define PXEBC_DHCP6_IDX_MAX 5
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#define PXEBC_DHCP6_BOOT_FILE_URL_PREFIX "tftp://"
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#define PXEBC_TFTP_URL_SEPARATOR '/'
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#define PXEBC_ADDR_START_DELIMITER '['
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#define PXEBC_ADDR_END_DELIMITER ']'
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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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#define IS_PROXY_OFFER(Type) \
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((Type) == PxeOfferTypeProxyBinl || \
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(Type) == PxeOfferTypeProxyPxe10 || \
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(Type) == PxeOfferTypeProxyWfm11a)
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#pragma pack(1)
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typedef struct {
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UINT16 OpCode[256];
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} PXEBC_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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} PXEBC_DHCP6_OPTION_UNDI;
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typedef struct {
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UINT16 Type;
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} PXEBC_DHCP6_OPTION_ARCH;
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typedef struct {
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UINT8 ClassIdentifier[10];
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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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} PXEBC_CLASS_ID;
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typedef struct {
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UINT32 Vendor;
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UINT16 ClassLen;
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PXEBC_CLASS_ID ClassId;
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} PXEBC_DHCP6_OPTION_VENDOR_CLASS;
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#pragma pack()
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typedef union {
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PXEBC_DHCP6_OPTION_ORO *Oro;
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PXEBC_DHCP6_OPTION_UNDI *Undi;
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PXEBC_DHCP6_OPTION_ARCH *Arch;
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PXEBC_DHCP6_OPTION_VENDOR_CLASS *VendorClass;
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} PXEBC_DHCP6_OPTION_ENTRY;
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typedef struct {
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LIST_ENTRY Link;
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EFI_DHCP6_PACKET_OPTION *Option;
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UINT8 Precedence;
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} PXEBC_DHCP6_OPTION_NODE;
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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[PXEBC_DHCP6_PACKET_MAX_SIZE];
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} PXEBC_DHCP6_PACKET;
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typedef struct {
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PXEBC_DHCP6_PACKET Packet;
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PXEBC_OFFER_TYPE OfferType;
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EFI_DHCP6_PACKET_OPTION *OptList[PXEBC_DHCP6_IDX_MAX];
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} PXEBC_DHCP6_PACKET_CACHE;
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/**
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Free all the nodes in the boot file list.
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@param[in] Head The pointer to the head of the list.
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**/
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VOID
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PxeBcFreeBootFileOption (
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IN LIST_ENTRY *Head
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);
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/**
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Parse the Boot File URL option.
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@param[in] Private Pointer to PxeBc private data.
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@param[out] FileName The pointer to the boot file name.
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@param[in, out] SrvAddr The pointer to the boot server address.
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@param[in] BootFile The pointer to the boot file URL option data.
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@param[in] Length Length of the boot file URL option data.
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@retval EFI_ABORTED User canceled the operation.
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@retval EFI_SUCCESS Selected the boot menu successfully.
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@retval EFI_NOT_READY Read the input key from the keybroad has not finish.
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**/
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EFI_STATUS
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PxeBcExtractBootFileUrl (
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IN PXEBC_PRIVATE_DATA *Private,
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OUT UINT8 **FileName,
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IN OUT EFI_IPv6_ADDRESS *SrvAddr,
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IN CHAR8 *BootFile,
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IN UINT16 Length
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);
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/**
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Parse the Boot File Parameter option.
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@param[in] BootFilePara The pointer to the boot file parameter option data.
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@param[out] BootFileSize The pointer to the parsed boot file size.
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@retval EFI_SUCCESS Successfully obtained the boot file size from parameter option.
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@retval EFI_NOT_FOUND Failed to extract the boot file size from parameter option.
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**/
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EFI_STATUS
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PxeBcExtractBootFileParam (
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IN CHAR8 *BootFilePara,
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OUT UINT16 *BootFileSize
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);
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/**
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Parse the cached DHCPv6 packet, including all the options.
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@param[in] Cache6 The pointer to a cached DHCPv6 packet.
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@retval EFI_SUCCESS Parsed the DHCPv6 packet successfully.
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@retval EFI_DEVICE_ERROR Failed to parse and invalid packet.
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**/
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EFI_STATUS
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PxeBcParseDhcp6Packet (
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IN PXEBC_DHCP6_PACKET_CACHE *Cache6
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);
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/**
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Register the ready address by Ip6Config protocol.
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@param[in] Private The pointer to the PxeBc private data.
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@param[in] Address The pointer to the ready address.
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@retval EFI_SUCCESS Registered the address succesfully.
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@retval Others Failed to register the address.
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**/
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EFI_STATUS
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PxeBcRegisterIp6Address (
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IN PXEBC_PRIVATE_DATA *Private,
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IN EFI_IPv6_ADDRESS *Address
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);
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/**
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Unregister the address by Ip6Config protocol.
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@param[in] Private The pointer to the PxeBc private data.
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**/
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VOID
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PxeBcUnregisterIp6Address (
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IN PXEBC_PRIVATE_DATA *Private
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);
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/**
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Build and send out the request packet for the bootfile, and parse the reply.
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@param[in] Private The pointer to the PxeBc private data.
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@param[in] Type PxeBc option boot item type.
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@param[in] Layer The pointer to the option boot item layer.
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@param[in] UseBis Use BIS or not.
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@param[in] DestIp The pointer to the server address.
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@retval EFI_SUCCESS Successfully discovered theboot file.
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@retval EFI_OUT_OF_RESOURCES Failed to allocate resource.
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@retval EFI_NOT_FOUND Can't get the PXE reply packet.
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@retval Others Failed to discover boot file.
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**/
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EFI_STATUS
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PxeBcDhcp6Discover (
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IN PXEBC_PRIVATE_DATA *Private,
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IN UINT16 Type,
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IN UINT16 *Layer,
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IN BOOLEAN UseBis,
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IN EFI_IP_ADDRESS *DestIp
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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 PXEBC_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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PxeBcSetIp6Policy (
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IN PXEBC_PRIVATE_DATA *Private
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);
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/**
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This function will register the station IP address and flush IP instance to start using the new IP address.
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@param[in] Private The pointer to PXEBC_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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PxeBcSetIp6Address (
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IN PXEBC_PRIVATE_DATA *Private
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);
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/**
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Start the DHCPv6 S.A.R.R. process to acquire the IPv6 address and other PXE boot information.
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@param[in] Private The pointer to the PxeBc private data.
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@param[in] Dhcp6 The pointer to EFI_DHCP6_PROTOCOL.
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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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PxeBcDhcp6Sarr (
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IN PXEBC_PRIVATE_DATA *Private,
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IN EFI_DHCP6_PROTOCOL *Dhcp6
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);
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#endif
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