NetworkPkg/UefiPxeBcDxe/PxeBcImpl.h

   1 /** @file
   2   This EFI_PXE_BASE_CODE_PROTOCOL and EFI_LOAD_FILE_PROTOCOL.
   3   interfaces declaration.
   4
   5   Copyright (c) 2007 - 2010, Intel Corporation. All rights reserved.<BR>
   6
   7   This program and the accompanying materials
   8   are licensed and made available under the terms and conditions of the BSD License
   9   which accompanies this distribution.  The full text of the license may be found at
  10   http://opensource.org/licenses/bsd-license.php.
  11
  12   THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  13   WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
  14
  15 **/
  16
  17 #ifndef __EFI_PXEBC_IMPL_H__
  18 #define __EFI_PXEBC_IMPL_H__
  19
  20 #include <Uefi.h>
  21
  22 #include <Guid/SmBios.h>
  23 #include <IndustryStandard/SmBios.h>
  24 #include <Protocol/NetworkInterfaceIdentifier.h>
  25 #include <Protocol/Arp.h>
  26 #include <Protocol/Ip4.h>
  27 #include <Protocol/Ip6.h>
  28 #include <Protocol/Ip6Config.h>
  29 #include <Protocol/Udp4.h>
  30 #include <Protocol/Udp6.h>
  31 #include <Protocol/Dhcp4.h>
  32 #include <Protocol/Dhcp6.h>
  33 #include <Protocol/Mtftp4.h>
  34 #include <Protocol/Mtftp6.h>
  35 #include <Protocol/PxeBaseCode.h>
  36 #include <Protocol/LoadFile.h>
  37 #include <Protocol/PxeBaseCodeCallBack.h>
  38 #include <Protocol/ServiceBinding.h>
  39 #include <Protocol/DriverBinding.h>
  40
  41 #include <Library/DebugLib.h>
  42 #include <Library/BaseMemoryLib.h>
  43 #include <Library/MemoryAllocationLib.h>
  44 #include <Library/UefiDriverEntryPoint.h>
  45 #include <Library/UefiBootServicesTableLib.h>
  46 #include <Library/UefiLib.h>
  47 #include <Library/BaseLib.h>
  48 #include <Library/NetLib.h>
  49 #include <Library/DpcLib.h>
  50 #include <Library/DevicePathLib.h>
  51 #include <Library/PcdLib.h>
  52
  53 typedef struct _PXEBC_PRIVATE_DATA  PXEBC_PRIVATE_DATA;
  54 typedef struct _PXEBC_VIRTUAL_NIC   PXEBC_VIRTUAL_NIC;
  55
  56 #include "PxeBcDriver.h"
  57 #include "PxeBcDhcp4.h"
  58 #include "PxeBcDhcp6.h"
  59 #include "PxeBcMtftp.h"
  60 #include "PxeBcBoot.h"
  61 #include "PxeBcSupport.h"
  62
  63 #define PXEBC_DEFAULT_HOPLIMIT        64
  64 #define PXEBC_DEFAULT_LIFETIME        50000    // 50 ms, unit is microsecond
  65 #define PXEBC_UDP_TIMEOUT             30000000 // 3 seconds, unit is 100nanosecond
  66 #define PXEBC_MTFTP_TIMEOUT           4
  67 #define PXEBC_MTFTP_RETRIES           6
  68 #define PXEBC_DHCP_RETRIES            4        // refers to mPxeDhcpTimeout, also by PXE2.1 spec.
  69 #define PXEBC_MENU_MAX_NUM            24
  70 #define PXEBC_OFFER_MAX_NUM           16
  71
  72 #define PXEBC_PRIVATE_DATA_SIGNATURE          SIGNATURE_32 ('P', 'X', 'E', 'P')
  73 #define PXEBC_VIRTUAL_NIC_SIGNATURE           SIGNATURE_32 ('P', 'X', 'E', 'V')
  74 #define PXEBC_PRIVATE_DATA_FROM_PXEBC(a)      CR (a, PXEBC_PRIVATE_DATA, PxeBc, PXEBC_PRIVATE_DATA_SIGNATURE)
  75 #define PXEBC_VIRTUAL_NIC_FROM_LOADFILE(a)    CR (a, PXEBC_VIRTUAL_NIC, LoadFile, PXEBC_VIRTUAL_NIC_SIGNATURE)
  76
  77 typedef union {
  78   PXEBC_DHCP4_PACKET_CACHE            Dhcp4;
  79   PXEBC_DHCP6_PACKET_CACHE            Dhcp6;
  80 } PXEBC_DHCP_PACKET_CACHE;
  81
  82 struct _PXEBC_VIRTUAL_NIC {
  83   UINT32                                    Signature;
  84   EFI_HANDLE                                Controller;
  85   EFI_LOAD_FILE_PROTOCOL                    LoadFile;
  86   EFI_DEVICE_PATH_PROTOCOL                  *DevicePath;
  87   PXEBC_PRIVATE_DATA                        *Private;
  88 };
  89
  90 struct _PXEBC_PRIVATE_DATA {
  91   UINT32                                    Signature;
  92   EFI_HANDLE                                Controller;
  93   EFI_HANDLE                                Image;
  94
  95   PXEBC_VIRTUAL_NIC                         *Ip4Nic;
  96   PXEBC_VIRTUAL_NIC                         *Ip6Nic;
  97
  98   EFI_HANDLE                                ArpChild;
  99   EFI_HANDLE                                Ip4Child;
 100   EFI_HANDLE                                Dhcp4Child;
 101   EFI_HANDLE                                Mtftp4Child;
 102   EFI_HANDLE                                Udp4ReadChild;
 103   EFI_HANDLE                                Udp4WriteChild;
 104
 105   EFI_ARP_PROTOCOL                          *Arp;
 106   EFI_IP4_PROTOCOL                          *Ip4;
 107   EFI_DHCP4_PROTOCOL                        *Dhcp4;
 108   EFI_MTFTP4_PROTOCOL                       *Mtftp4;
 109   EFI_UDP4_PROTOCOL                         *Udp4Read;
 110   EFI_UDP4_PROTOCOL                         *Udp4Write;
 111
 112   EFI_HANDLE                                Ip6Child;
 113   EFI_HANDLE                                Dhcp6Child;
 114   EFI_HANDLE                                Mtftp6Child;
 115   EFI_HANDLE                                Udp6ReadChild;
 116   EFI_HANDLE                                Udp6WriteChild;
 117
 118   EFI_IP6_PROTOCOL                          *Ip6;
 119   EFI_IP6_CONFIG_PROTOCOL                   *Ip6Cfg;
 120   EFI_DHCP6_PROTOCOL                        *Dhcp6;
 121   EFI_MTFTP6_PROTOCOL                       *Mtftp6;
 122   EFI_UDP6_PROTOCOL                         *Udp6Read;
 123   EFI_UDP6_PROTOCOL                         *Udp6Write;
 124
 125   EFI_NETWORK_INTERFACE_IDENTIFIER_PROTOCOL *Nii;
 126   EFI_PXE_BASE_CODE_PROTOCOL                PxeBc;
 127   EFI_PXE_BASE_CODE_CALLBACK_PROTOCOL       LoadFileCallback;
 128   EFI_PXE_BASE_CODE_CALLBACK_PROTOCOL       *PxeBcCallback;
 129   EFI_DEVICE_PATH_PROTOCOL                  *DevicePath;
 130
 131   EFI_PXE_BASE_CODE_MODE                    Mode;
 132   EFI_PXE_BASE_CODE_FUNCTION                Function;
 133   UINT32                                    Ip6Policy;
 134
 135   EFI_UDP4_CONFIG_DATA                      Udp4CfgData;
 136   EFI_UDP6_CONFIG_DATA                      Udp6CfgData;
 137   EFI_IP4_CONFIG_DATA                       Ip4CfgData;
 138   EFI_IP6_CONFIG_DATA                       Ip6CfgData;
 139
 140   EFI_EVENT                                 UdpTimeOutEvent;
 141   EFI_EVENT                                 ArpUpdateEvent;
 142   EFI_IP4_COMPLETION_TOKEN                  IcmpToken;
 143   EFI_IP6_COMPLETION_TOKEN                  Icmp6Token;
 144
 145   BOOLEAN                                   IsAddressOk;
 146   BOOLEAN                                   IsOfferSorted;
 147   BOOLEAN                                   IsProxyRecved;
 148   BOOLEAN                                   IsDoDiscover;
 149
 150   EFI_IP_ADDRESS                            StationIp;
 151   EFI_IP_ADDRESS                            SubnetMask;
 152   EFI_IP_ADDRESS                            GatewayIp;
 153   EFI_IP_ADDRESS                            ServerIp;
 154   UINT16                                    CurSrcPort;
 155
 156   UINT32                                    Ip4MaxPacketSize;
 157   UINT32                                    Ip6MaxPacketSize;
 158   UINT8                                     *BootFileName;
 159   UINTN                                     BootFileSize;
 160   UINTN                                     BlockSize;
 161
 162   PXEBC_DHCP_PACKET_CACHE                   ProxyOffer;
 163   PXEBC_DHCP_PACKET_CACHE                   DhcpAck;
 164   PXEBC_DHCP_PACKET_CACHE                   PxeReply;
 165   EFI_DHCP6_PACKET                          *Dhcp6Request;
 166   EFI_DHCP4_PACKET                          SeedPacket;
 167
 168   //
 169   // OfferIndex records the index of DhcpOffer[] buffer, and OfferCount records the num of each type of offer.
 170   //
 171   // It supposed that
 172   //
 173   //   OfferNum:    8
 174   //   OfferBuffer: [ProxyBinl, ProxyBinl, DhcpOnly, ProxyPxe10, DhcpOnly, DhcpPxe10, DhcpBinl, ProxyBinl]
 175   //   (OfferBuffer is 0-based.)
 176   //
 177   // And assume that (DhcpPxe10 is the first priority actually.)
 178   //
 179   //   SelectIndex:     2
 180   //   SelectProxyType: PXEBC_OFFER_TYPE_PROXY_BINL
 181   //   (SelectIndex is 1-based, and 0 means no one is selected.)
 182   //
 183   // So it should be
 184   //
 185   //                 DhcpOnly  DhcpPxe10  DhcpWfm11a  DhcpBinl  ProxyPxe10  ProxyWfm11a  ProxyBinl  Bootp
 186   //   OfferCount:  [    2(n),      1(n),       0(n),     1(n),       1(1),        0(1),      3(n),  1(1)]
 187   //
 188   //   OfferIndex: {[       2,         5,          0,        6,          3,           0,        *0,     0]
 189   //                [       4,         0,          0,        0,          0,           0,         1,     0]
 190   //                [       0,         0,          0,        0,          0,           0,         7,     0]
 191   //                ...                                                                                  ]}
 192   //   (OfferIndex is 0-based.)
 193   //
 194   //
 195   UINT32                                    SelectIndex;
 196   UINT32                                    SelectProxyType;
 197   PXEBC_DHCP_PACKET_CACHE                   OfferBuffer[PXEBC_OFFER_MAX_NUM];
 198   UINT32                                    OfferNum;
 199   UINT32                                    OfferCount[PxeOfferTypeMax];
 200   UINT32                                    OfferIndex[PxeOfferTypeMax][PXEBC_OFFER_MAX_NUM];
 201 };
 202
 203 extern EFI_PXE_BASE_CODE_PROTOCOL           gPxeBcProtocolTemplate;
 204 extern EFI_PXE_BASE_CODE_CALLBACK_PROTOCOL  gPxeBcCallBackTemplate;
 205 extern EFI_LOAD_FILE_PROTOCOL               gLoadFileProtocolTemplate;
 206
 207 #endif