Functions implementation related with DHCPv6 for UefiPxeBc Driver.\r
\r
(C) Copyright 2014 Hewlett-Packard Development Company, L.P.<BR>\r
- Copyright (c) 2009 - 2014, Intel Corporation. All rights reserved.<BR>\r
+ Copyright (c) 2009 - 2018, Intel Corporation. All rights reserved.<BR>\r
\r
- This program and the accompanying materials\r
- are licensed and made available under the terms and conditions of the BSD License\r
- which accompanies this distribution. The full text of the license may be found at\r
- http://opensource.org/licenses/bsd-license.php.\r
-\r
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
+ SPDX-License-Identifier: BSD-2-Clause-Patent\r
\r
**/\r
\r
//\r
// ALL_DHCP_Relay_Agents_and_Servers address: FF02::1:2\r
//\r
-EFI_IPv6_ADDRESS mAllDhcpRelayAndServersAddress = {{0xFF, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 2}};\r
+EFI_IPv6_ADDRESS mAllDhcpRelayAndServersAddress = {\r
+ { 0xFF, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 2 }\r
+};\r
\r
/**\r
Parse out a DHCPv6 option by OptTag, and find the position in buffer.\r
@param[in] OptTag The required option tag.\r
\r
@retval NULL Failed to parse the required option.\r
- @retval Others The postion of the required option in buffer.\r
+ @retval Others The position of the required option in buffer.\r
\r
**/\r
EFI_DHCP6_PACKET_OPTION *\r
PxeBcParseDhcp6Options (\r
- IN UINT8 *Buffer,\r
- IN UINT32 Length,\r
- IN UINT16 OptTag\r
+ IN UINT8 *Buffer,\r
+ IN UINT32 Length,\r
+ IN UINT16 OptTag\r
)\r
{\r
- EFI_DHCP6_PACKET_OPTION *Option;\r
- UINT32 Offset;\r
+ EFI_DHCP6_PACKET_OPTION *Option;\r
+ UINT32 Offset;\r
\r
- Option = (EFI_DHCP6_PACKET_OPTION *) Buffer;\r
- Offset = 0;\r
+ Option = (EFI_DHCP6_PACKET_OPTION *)Buffer;\r
+ Offset = 0;\r
\r
//\r
// OpLen and OpCode here are both stored in network order.\r
//\r
while (Offset < Length) {\r
-\r
if (NTOHS (Option->OpCode) == OptTag) {\r
-\r
return Option;\r
}\r
\r
- Offset += (NTOHS(Option->OpLen) + 4);\r
- Option = (EFI_DHCP6_PACKET_OPTION *) (Buffer + Offset);\r
+ Offset += (NTOHS (Option->OpLen) + 4);\r
+ Option = (EFI_DHCP6_PACKET_OPTION *)(Buffer + Offset);\r
}\r
\r
return NULL;\r
}\r
\r
-\r
/**\r
Build the options buffer for the DHCPv6 request packet.\r
\r
**/\r
UINT32\r
PxeBcBuildDhcp6Options (\r
- IN PXEBC_PRIVATE_DATA *Private,\r
- OUT EFI_DHCP6_PACKET_OPTION **OptList,\r
- IN UINT8 *Buffer\r
+ IN PXEBC_PRIVATE_DATA *Private,\r
+ OUT EFI_DHCP6_PACKET_OPTION **OptList,\r
+ IN UINT8 *Buffer\r
)\r
{\r
- PXEBC_DHCP6_OPTION_ENTRY OptEnt;\r
- UINT32 Index;\r
- UINT16 Value;\r
+ PXEBC_DHCP6_OPTION_ENTRY OptEnt;\r
+ UINT32 Index;\r
+ UINT16 Value;\r
\r
- Index = 0;\r
- OptList[0] = (EFI_DHCP6_PACKET_OPTION *) Buffer;\r
+ Index = 0;\r
+ OptList[0] = (EFI_DHCP6_PACKET_OPTION *)Buffer;\r
\r
//\r
// Append client option request option\r
//\r
- OptList[Index]->OpCode = HTONS (PXEBC_DHCP6_OPT_ORO);\r
- OptList[Index]->OpLen = HTONS (4);\r
- OptEnt.Oro = (PXEBC_DHCP6_OPTION_ORO *) OptList[Index]->Data;\r
- OptEnt.Oro->OpCode[0] = HTONS(PXEBC_DHCP6_OPT_BOOT_FILE_URL);\r
- OptEnt.Oro->OpCode[1] = HTONS(PXEBC_DHCP6_OPT_BOOT_FILE_PARAM);\r
+ OptList[Index]->OpCode = HTONS (DHCP6_OPT_ORO);\r
+ OptList[Index]->OpLen = HTONS (8);\r
+ OptEnt.Oro = (PXEBC_DHCP6_OPTION_ORO *)OptList[Index]->Data;\r
+ OptEnt.Oro->OpCode[0] = HTONS (DHCP6_OPT_BOOT_FILE_URL);\r
+ OptEnt.Oro->OpCode[1] = HTONS (DHCP6_OPT_BOOT_FILE_PARAM);\r
+ OptEnt.Oro->OpCode[2] = HTONS (DHCP6_OPT_DNS_SERVERS);\r
+ OptEnt.Oro->OpCode[3] = HTONS (DHCP6_OPT_VENDOR_CLASS);\r
Index++;\r
- OptList[Index] = GET_NEXT_DHCP6_OPTION (OptList[Index - 1]);\r
+ OptList[Index] = GET_NEXT_DHCP6_OPTION (OptList[Index - 1]);\r
\r
//\r
// Append client network device interface option\r
//\r
- OptList[Index]->OpCode = HTONS (PXEBC_DHCP6_OPT_UNDI);\r
- OptList[Index]->OpLen = HTONS ((UINT16)3);\r
- OptEnt.Undi = (PXEBC_DHCP6_OPTION_UNDI *) OptList[Index]->Data;\r
+ OptList[Index]->OpCode = HTONS (DHCP6_OPT_UNDI);\r
+ OptList[Index]->OpLen = HTONS ((UINT16)3);\r
+ OptEnt.Undi = (PXEBC_DHCP6_OPTION_UNDI *)OptList[Index]->Data;\r
\r
if (Private->Nii != NULL) {\r
- OptEnt.Undi->Type = Private->Nii->Type;\r
- OptEnt.Undi->MajorVer = Private->Nii->MajorVer;\r
- OptEnt.Undi->MinorVer = Private->Nii->MinorVer;\r
+ OptEnt.Undi->Type = Private->Nii->Type;\r
+ OptEnt.Undi->MajorVer = Private->Nii->MajorVer;\r
+ OptEnt.Undi->MinorVer = Private->Nii->MinorVer;\r
} else {\r
- OptEnt.Undi->Type = DEFAULT_UNDI_TYPE;\r
- OptEnt.Undi->MajorVer = DEFAULT_UNDI_MAJOR;\r
- OptEnt.Undi->MinorVer = DEFAULT_UNDI_MINOR;\r
+ OptEnt.Undi->Type = DEFAULT_UNDI_TYPE;\r
+ OptEnt.Undi->MajorVer = DEFAULT_UNDI_MAJOR;\r
+ OptEnt.Undi->MinorVer = DEFAULT_UNDI_MINOR;\r
}\r
\r
Index++;\r
- OptList[Index] = GET_NEXT_DHCP6_OPTION (OptList[Index - 1]);\r
+ OptList[Index] = GET_NEXT_DHCP6_OPTION (OptList[Index - 1]);\r
\r
//\r
// Append client system architecture option\r
//\r
- OptList[Index]->OpCode = HTONS (PXEBC_DHCP6_OPT_ARCH);\r
- OptList[Index]->OpLen = HTONS ((UINT16) sizeof (PXEBC_DHCP6_OPTION_ARCH));\r
- OptEnt.Arch = (PXEBC_DHCP6_OPTION_ARCH *) OptList[Index]->Data;\r
- Value = HTONS (EFI_PXE_CLIENT_SYSTEM_ARCHITECTURE);\r
+ OptList[Index]->OpCode = HTONS (DHCP6_OPT_ARCH);\r
+ OptList[Index]->OpLen = HTONS ((UINT16)sizeof (PXEBC_DHCP6_OPTION_ARCH));\r
+ OptEnt.Arch = (PXEBC_DHCP6_OPTION_ARCH *)OptList[Index]->Data;\r
+ Value = HTONS (EFI_PXE_CLIENT_SYSTEM_ARCHITECTURE);\r
CopyMem (&OptEnt.Arch->Type, &Value, sizeof (UINT16));\r
Index++;\r
- OptList[Index] = GET_NEXT_DHCP6_OPTION (OptList[Index - 1]);\r
+ OptList[Index] = GET_NEXT_DHCP6_OPTION (OptList[Index - 1]);\r
\r
//\r
// Append vendor class option to store the PXE class identifier.\r
//\r
- OptList[Index]->OpCode = HTONS (PXEBC_DHCP6_OPT_VENDOR_CLASS);\r
- OptList[Index]->OpLen = HTONS ((UINT16) sizeof (PXEBC_DHCP6_OPTION_VENDOR_CLASS));\r
- OptEnt.VendorClass = (PXEBC_DHCP6_OPTION_VENDOR_CLASS *) OptList[Index]->Data;\r
+ OptList[Index]->OpCode = HTONS (DHCP6_OPT_VENDOR_CLASS);\r
+ OptList[Index]->OpLen = HTONS ((UINT16)sizeof (PXEBC_DHCP6_OPTION_VENDOR_CLASS));\r
+ OptEnt.VendorClass = (PXEBC_DHCP6_OPTION_VENDOR_CLASS *)OptList[Index]->Data;\r
OptEnt.VendorClass->Vendor = HTONL (PXEBC_DHCP6_ENTERPRISE_NUM);\r
- OptEnt.VendorClass->ClassLen = HTONS ((UINT16) sizeof (PXEBC_CLASS_ID));\r
+ OptEnt.VendorClass->ClassLen = HTONS ((UINT16)sizeof (PXEBC_CLASS_ID));\r
CopyMem (\r
&OptEnt.VendorClass->ClassId,\r
DEFAULT_CLASS_ID_DATA,\r
return Index;\r
}\r
\r
-\r
/**\r
Cache the DHCPv6 packet.\r
\r
@param[in] Dst The pointer to the cache buffer for DHCPv6 packet.\r
@param[in] Src The pointer to the DHCPv6 packet to be cached.\r
\r
+ @retval EFI_SUCCESS Packet is copied.\r
+ @retval EFI_BUFFER_TOO_SMALL Cache buffer is not big enough to hold the packet.\r
+\r
**/\r
-VOID\r
+EFI_STATUS\r
PxeBcCacheDhcp6Packet (\r
- IN EFI_DHCP6_PACKET *Dst,\r
- IN EFI_DHCP6_PACKET *Src\r
+ IN EFI_DHCP6_PACKET *Dst,\r
+ IN EFI_DHCP6_PACKET *Src\r
)\r
{\r
- ASSERT (Dst->Size >= Src->Length);\r
+ if (Dst->Size < Src->Length) {\r
+ return EFI_BUFFER_TOO_SMALL;\r
+ }\r
\r
CopyMem (&Dst->Dhcp6, &Src->Dhcp6, Src->Length);\r
Dst->Length = Src->Length;\r
-}\r
\r
+ return EFI_SUCCESS;\r
+}\r
\r
/**\r
- Free all the nodes in the list for boot file.\r
+ Retrieve the boot server address using the EFI_DNS6_PROTOCOL.\r
\r
- @param[in] Head The pointer to the head of list.\r
+ @param[in] Private Pointer to PxeBc private data.\r
+ @param[in] HostName Pointer to buffer containing hostname.\r
+ @param[out] IpAddress On output, pointer to buffer containing IPv6 address.\r
+\r
+ @retval EFI_SUCCESS Operation succeeded.\r
+ @retval EFI_OUT_OF_RESOURCES Failed to allocate needed resources.\r
+ @retval EFI_DEVICE_ERROR An unexpected network error occurred.\r
+ @retval Others Other errors as indicated.\r
\r
**/\r
-VOID\r
-PxeBcFreeBootFileOption (\r
- IN LIST_ENTRY *Head\r
+EFI_STATUS\r
+PxeBcDns6 (\r
+ IN PXEBC_PRIVATE_DATA *Private,\r
+ IN CHAR16 *HostName,\r
+ OUT EFI_IPv6_ADDRESS *IpAddress\r
)\r
{\r
- LIST_ENTRY *Entry;\r
- LIST_ENTRY *NextEntry;\r
- PXEBC_DHCP6_OPTION_NODE *Node;\r
+ EFI_STATUS Status;\r
+ EFI_DNS6_PROTOCOL *Dns6;\r
+ EFI_DNS6_CONFIG_DATA Dns6ConfigData;\r
+ EFI_DNS6_COMPLETION_TOKEN Token;\r
+ EFI_HANDLE Dns6Handle;\r
+ EFI_IPv6_ADDRESS *DnsServerList;\r
+ BOOLEAN IsDone;\r
+\r
+ Dns6 = NULL;\r
+ Dns6Handle = NULL;\r
+ DnsServerList = Private->DnsServer;\r
+ ZeroMem (&Token, sizeof (EFI_DNS6_COMPLETION_TOKEN));\r
+\r
+ //\r
+ // Create a DNSv6 child instance and get the protocol.\r
+ //\r
+ Status = NetLibCreateServiceChild (\r
+ Private->Controller,\r
+ Private->Image,\r
+ &gEfiDns6ServiceBindingProtocolGuid,\r
+ &Dns6Handle\r
+ );\r
+ if (EFI_ERROR (Status)) {\r
+ goto Exit;\r
+ }\r
\r
- NET_LIST_FOR_EACH_SAFE (Entry, NextEntry, Head) {\r
- Node = NET_LIST_USER_STRUCT (Entry, PXEBC_DHCP6_OPTION_NODE, Link);\r
- RemoveEntryList (Entry);\r
- FreePool (Node);\r
+ Status = gBS->OpenProtocol (\r
+ Dns6Handle,\r
+ &gEfiDns6ProtocolGuid,\r
+ (VOID **)&Dns6,\r
+ Private->Image,\r
+ Private->Controller,\r
+ EFI_OPEN_PROTOCOL_BY_DRIVER\r
+ );\r
+ if (EFI_ERROR (Status)) {\r
+ goto Exit;\r
}\r
-}\r
\r
+ //\r
+ // Configure DNS6 instance for the DNS server address and protocol.\r
+ //\r
+ ZeroMem (&Dns6ConfigData, sizeof (EFI_DNS6_CONFIG_DATA));\r
+ Dns6ConfigData.DnsServerCount = 1;\r
+ Dns6ConfigData.DnsServerList = DnsServerList;\r
+ Dns6ConfigData.EnableDnsCache = TRUE;\r
+ Dns6ConfigData.Protocol = EFI_IP_PROTO_UDP;\r
+ IP6_COPY_ADDRESS (&Dns6ConfigData.StationIp, &Private->TmpStationIp.v6);\r
+ Status = Dns6->Configure (\r
+ Dns6,\r
+ &Dns6ConfigData\r
+ );\r
+ if (EFI_ERROR (Status)) {\r
+ goto Exit;\r
+ }\r
+\r
+ Token.Status = EFI_NOT_READY;\r
+ IsDone = FALSE;\r
+ //\r
+ // Create event to set the IsDone flag when name resolution is finished.\r
+ //\r
+ Status = gBS->CreateEvent (\r
+ EVT_NOTIFY_SIGNAL,\r
+ TPL_NOTIFY,\r
+ PxeBcCommonNotify,\r
+ &IsDone,\r
+ &Token.Event\r
+ );\r
+ if (EFI_ERROR (Status)) {\r
+ goto Exit;\r
+ }\r
+\r
+ //\r
+ // Start asynchronous name resolution.\r
+ //\r
+ Status = Dns6->HostNameToIp (Dns6, HostName, &Token);\r
+ if (EFI_ERROR (Status)) {\r
+ goto Exit;\r
+ }\r
+\r
+ while (!IsDone) {\r
+ Dns6->Poll (Dns6);\r
+ }\r
+\r
+ //\r
+ // Name resolution is done, check result.\r
+ //\r
+ Status = Token.Status;\r
+ if (!EFI_ERROR (Status)) {\r
+ if (Token.RspData.H2AData == NULL) {\r
+ Status = EFI_DEVICE_ERROR;\r
+ goto Exit;\r
+ }\r
+\r
+ if ((Token.RspData.H2AData->IpCount == 0) || (Token.RspData.H2AData->IpList == NULL)) {\r
+ Status = EFI_DEVICE_ERROR;\r
+ goto Exit;\r
+ }\r
+\r
+ //\r
+ // We just return the first IPv6 address from DNS protocol.\r
+ //\r
+ IP6_COPY_ADDRESS (IpAddress, Token.RspData.H2AData->IpList);\r
+ Status = EFI_SUCCESS;\r
+ }\r
+\r
+Exit:\r
+ FreePool (HostName);\r
+\r
+ if (Token.Event != NULL) {\r
+ gBS->CloseEvent (Token.Event);\r
+ }\r
+\r
+ if (Token.RspData.H2AData != NULL) {\r
+ if (Token.RspData.H2AData->IpList != NULL) {\r
+ FreePool (Token.RspData.H2AData->IpList);\r
+ }\r
+\r
+ FreePool (Token.RspData.H2AData);\r
+ }\r
+\r
+ if (Dns6 != NULL) {\r
+ Dns6->Configure (Dns6, NULL);\r
+\r
+ gBS->CloseProtocol (\r
+ Dns6Handle,\r
+ &gEfiDns6ProtocolGuid,\r
+ Private->Image,\r
+ Private->Controller\r
+ );\r
+ }\r
+\r
+ if (Dns6Handle != NULL) {\r
+ NetLibDestroyServiceChild (\r
+ Private->Controller,\r
+ Private->Image,\r
+ &gEfiDns6ServiceBindingProtocolGuid,\r
+ Dns6Handle\r
+ );\r
+ }\r
+\r
+ if (DnsServerList != NULL) {\r
+ FreePool (DnsServerList);\r
+ }\r
+\r
+ return Status;\r
+}\r
\r
/**\r
Parse the Boot File URL option.\r
\r
+ @param[in] Private Pointer to PxeBc private data.\r
@param[out] FileName The pointer to the boot file name.\r
@param[in, out] SrvAddr The pointer to the boot server address.\r
@param[in] BootFile The pointer to the boot file URL option data.\r
\r
@retval EFI_ABORTED User cancel operation.\r
@retval EFI_SUCCESS Selected the boot menu successfully.\r
- @retval EFI_NOT_READY Read the input key from the keybroad has not finish.\r
+ @retval EFI_NOT_READY Read the input key from the keyboard has not finish.\r
\r
**/\r
EFI_STATUS\r
PxeBcExtractBootFileUrl (\r
- OUT UINT8 **FileName,\r
- IN OUT EFI_IPv6_ADDRESS *SrvAddr,\r
- IN CHAR8 *BootFile,\r
- IN UINT16 Length\r
+ IN PXEBC_PRIVATE_DATA *Private,\r
+ OUT UINT8 **FileName,\r
+ IN OUT EFI_IPv6_ADDRESS *SrvAddr,\r
+ IN CHAR8 *BootFile,\r
+ IN UINT16 Length\r
)\r
{\r
- UINT16 PrefixLen;\r
- CHAR8 *BootFileNamePtr;\r
- CHAR8 *BootFileName;\r
- UINT16 BootFileNameLen;\r
- CHAR8 *TmpStr;\r
- CHAR8 TmpChar;\r
- CHAR8 *ServerAddressOption;\r
- CHAR8 *ServerAddress;\r
- CHAR8 *ModeStr;\r
- EFI_STATUS Status;\r
-\r
+ UINT16 PrefixLen;\r
+ CHAR8 *BootFileNamePtr;\r
+ CHAR8 *BootFileName;\r
+ UINT16 BootFileNameLen;\r
+ CHAR8 *TmpStr;\r
+ CHAR8 TmpChar;\r
+ CHAR8 *ServerAddressOption;\r
+ CHAR8 *ServerAddress;\r
+ CHAR8 *ModeStr;\r
+ CHAR16 *HostName;\r
+ BOOLEAN IpExpressedUrl;\r
+ UINTN Len;\r
+ EFI_STATUS Status;\r
+\r
+ IpExpressedUrl = TRUE;\r
//\r
// The format of the Boot File URL option is:\r
//\r
//\r
\r
//\r
- // Based upon RFC 5970 and UEFI 2.3 Errata D specification, bootfile-url format\r
- // is tftp://[SERVER_ADDRESS]/BOOTFILE_NAME\r
+ // Based upon RFC 5970 and UEFI 2.6, bootfile-url format can be\r
+ // tftp://[SERVER_ADDRESS]/BOOTFILE_NAME or tftp://domain_name/BOOTFILE_NAME\r
// As an example where the BOOTFILE_NAME is the EFI loader and\r
// SERVER_ADDRESS is the ASCII encoding of an IPV6 address.\r
//\r
- PrefixLen = (UINT16) AsciiStrLen (PXEBC_DHCP6_BOOT_FILE_URL_PREFIX);\r
+ PrefixLen = (UINT16)AsciiStrLen (PXEBC_DHCP6_BOOT_FILE_URL_PREFIX);\r
\r
- if (Length <= PrefixLen ||\r
- CompareMem (BootFile, PXEBC_DHCP6_BOOT_FILE_URL_PREFIX, PrefixLen) != 0) {\r
+ if ((Length <= PrefixLen) ||\r
+ (CompareMem (BootFile, PXEBC_DHCP6_BOOT_FILE_URL_PREFIX, PrefixLen) != 0))\r
+ {\r
return EFI_NOT_FOUND;\r
}\r
\r
BootFile = BootFile + PrefixLen;\r
- Length = (UINT16) (Length - PrefixLen);\r
+ Length = (UINT16)(Length - PrefixLen);\r
\r
- TmpStr = (CHAR8 *) AllocateZeroPool (Length + 1);\r
+ TmpStr = (CHAR8 *)AllocateZeroPool (Length + 1);\r
if (TmpStr == NULL) {\r
return EFI_OUT_OF_RESOURCES;\r
}\r
// Get the part of SERVER_ADDRESS string.\r
//\r
ServerAddressOption = TmpStr;\r
- if (*ServerAddressOption != PXEBC_ADDR_START_DELIMITER) {\r
- FreePool (TmpStr);\r
- return EFI_INVALID_PARAMETER;\r
- }\r
+ if (*ServerAddressOption == PXEBC_ADDR_START_DELIMITER) {\r
+ ServerAddressOption++;\r
+ ServerAddress = ServerAddressOption;\r
+ while (*ServerAddress != '\0' && *ServerAddress != PXEBC_ADDR_END_DELIMITER) {\r
+ ServerAddress++;\r
+ }\r
\r
- ServerAddressOption ++;\r
- ServerAddress = ServerAddressOption;\r
- while (*ServerAddress != '\0' && *ServerAddress != PXEBC_ADDR_END_DELIMITER) {\r
- ServerAddress++;\r
- }\r
+ if (*ServerAddress != PXEBC_ADDR_END_DELIMITER) {\r
+ FreePool (TmpStr);\r
+ return EFI_INVALID_PARAMETER;\r
+ }\r
\r
- if (*ServerAddress != PXEBC_ADDR_END_DELIMITER) {\r
- FreePool (TmpStr);\r
- return EFI_INVALID_PARAMETER;\r
- }\r
+ *ServerAddress = '\0';\r
\r
- *ServerAddress = '\0';\r
+ //\r
+ // Convert the string of server address to Ipv6 address format and store it.\r
+ //\r
+ Status = NetLibAsciiStrToIp6 (ServerAddressOption, SrvAddr);\r
+ if (EFI_ERROR (Status)) {\r
+ FreePool (TmpStr);\r
+ return Status;\r
+ }\r
+ } else {\r
+ IpExpressedUrl = FALSE;\r
+ ServerAddress = ServerAddressOption;\r
+ while (*ServerAddress != '\0' && *ServerAddress != PXEBC_TFTP_URL_SEPARATOR) {\r
+ ServerAddress++;\r
+ }\r
\r
- //\r
- // Convert the string of server address to Ipv6 address format and store it.\r
- //\r
- Status = NetLibAsciiStrToIp6 (ServerAddressOption, SrvAddr);\r
- if (EFI_ERROR (Status)) {\r
- FreePool (TmpStr);\r
- return Status;\r
+ if (*ServerAddress != PXEBC_TFTP_URL_SEPARATOR) {\r
+ FreePool (TmpStr);\r
+ return EFI_INVALID_PARAMETER;\r
+ }\r
+\r
+ *ServerAddress = '\0';\r
+\r
+ Len = AsciiStrSize (ServerAddressOption);\r
+ HostName = AllocateZeroPool (Len * sizeof (CHAR16));\r
+ if (HostName == NULL) {\r
+ FreePool (TmpStr);\r
+ return EFI_OUT_OF_RESOURCES;\r
+ }\r
+\r
+ AsciiStrToUnicodeStrS (\r
+ ServerAddressOption,\r
+ HostName,\r
+ Len\r
+ );\r
+\r
+ //\r
+ // Perform DNS resolution.\r
+ //\r
+ Status = PxeBcDns6 (Private, HostName, SrvAddr);\r
+ if (EFI_ERROR (Status)) {\r
+ FreePool (TmpStr);\r
+ return Status;\r
+ }\r
}\r
\r
//\r
// Get the part of BOOTFILE_NAME string.\r
//\r
- BootFileNamePtr = (CHAR8*)((UINTN)ServerAddress + 1);\r
- if (*BootFileNamePtr != PXEBC_TFTP_URL_SEPARATOR) {\r
- FreePool (TmpStr);\r
- return EFI_INVALID_PARAMETER;\r
+ BootFileNamePtr = (CHAR8 *)((UINTN)ServerAddress + 1);\r
+ if (IpExpressedUrl) {\r
+ if (*BootFileNamePtr != PXEBC_TFTP_URL_SEPARATOR) {\r
+ FreePool (TmpStr);\r
+ return EFI_INVALID_PARAMETER;\r
+ }\r
+\r
+ ++BootFileNamePtr;\r
}\r
\r
- ++BootFileNamePtr;\r
- BootFileNameLen = (UINT16)(Length - (UINT16) ((UINTN)BootFileNamePtr - (UINTN)TmpStr) + 1);\r
- if (BootFileNameLen != 0 || FileName != NULL) {\r
+ BootFileNameLen = (UINT16)(Length - (UINT16)((UINTN)BootFileNamePtr - (UINTN)TmpStr) + 1);\r
+ if ((BootFileNameLen != 0) || (FileName != NULL)) {\r
//\r
// Remove trailing mode=octet if present and ignore. All other modes are\r
// invalid for netboot6, so reject them.\r
//\r
ModeStr = AsciiStrStr (BootFileNamePtr, ";mode=octet");\r
- if (ModeStr != NULL && *(ModeStr + AsciiStrLen (";mode=octet")) == '\0') {\r
+ if ((ModeStr != NULL) && (*(ModeStr + AsciiStrLen (";mode=octet")) == '\0')) {\r
*ModeStr = '\0';\r
} else if (AsciiStrStr (BootFileNamePtr, ";mode=") != NULL) {\r
+ FreePool (TmpStr);\r
return EFI_INVALID_PARAMETER;\r
}\r
\r
//\r
// Extract boot file name from URL.\r
//\r
- BootFileName = (CHAR8 *) AllocateZeroPool (BootFileNameLen);\r
+ BootFileName = (CHAR8 *)AllocateZeroPool (BootFileNameLen);\r
if (BootFileName == NULL) {\r
FreePool (TmpStr);\r
return EFI_OUT_OF_RESOURCES;\r
}\r
- *FileName = (UINT8*) BootFileName;\r
+\r
+ *FileName = (UINT8 *)BootFileName;\r
\r
//\r
// Decode percent-encoding in boot file name.\r
//\r
while (*BootFileNamePtr != '\0') {\r
if (*BootFileNamePtr == '%') {\r
- TmpChar = *(BootFileNamePtr+ 3);\r
+ TmpChar = *(BootFileNamePtr+ 3);\r
*(BootFileNamePtr+ 3) = '\0';\r
- *BootFileName = (UINT8) AsciiStrHexToUintn ((CHAR8*)(BootFileNamePtr + 1));\r
+ *BootFileName = (UINT8)AsciiStrHexToUintn ((CHAR8 *)(BootFileNamePtr + 1));\r
BootFileName++;\r
*(BootFileNamePtr+ 3) = TmpChar;\r
- BootFileNamePtr += 3;\r
+ BootFileNamePtr += 3;\r
} else {\r
*BootFileName = *BootFileNamePtr;\r
BootFileName++;\r
BootFileNamePtr++;\r
}\r
}\r
+\r
*BootFileName = '\0';\r
}\r
\r
return EFI_SUCCESS;\r
}\r
\r
-\r
/**\r
Parse the Boot File Parameter option.\r
\r
**/\r
EFI_STATUS\r
PxeBcExtractBootFileParam (\r
- IN CHAR8 *BootFilePara,\r
- OUT UINT16 *BootFileSize\r
+ IN CHAR8 *BootFilePara,\r
+ OUT UINT16 *BootFileSize\r
)\r
{\r
- UINT16 Length;\r
- UINT8 Index;\r
- UINT8 Digit;\r
- UINT32 Size;\r
+ UINT16 Length;\r
+ UINT8 Index;\r
+ UINT8 Digit;\r
+ UINT32 Size;\r
\r
CopyMem (&Length, BootFilePara, sizeof (UINT16));\r
Length = NTOHS (Length);\r
//\r
// The BootFile Size should be 1~5 byte ASCII strings\r
//\r
- if (Length < 1 || Length > 5) {\r
+ if ((Length < 1) || (Length > 5)) {\r
return EFI_NOT_FOUND;\r
}\r
\r
return EFI_NOT_FOUND;\r
}\r
\r
- *BootFileSize = (UINT16) Size;\r
+ *BootFileSize = (UINT16)Size;\r
return EFI_SUCCESS;\r
}\r
\r
-\r
/**\r
Parse the cached DHCPv6 packet, including all the options.\r
\r
IN PXEBC_DHCP6_PACKET_CACHE *Cache6\r
)\r
{\r
- EFI_DHCP6_PACKET *Offer;\r
- EFI_DHCP6_PACKET_OPTION **Options;\r
- EFI_DHCP6_PACKET_OPTION *Option;\r
- PXEBC_OFFER_TYPE OfferType;\r
- BOOLEAN IsProxyOffer;\r
- BOOLEAN IsPxeOffer;\r
- UINT32 Offset;\r
- UINT32 Length;\r
- UINT32 EnterpriseNum;\r
+ EFI_DHCP6_PACKET *Offer;\r
+ EFI_DHCP6_PACKET_OPTION **Options;\r
+ EFI_DHCP6_PACKET_OPTION *Option;\r
+ PXEBC_OFFER_TYPE OfferType;\r
+ BOOLEAN IsProxyOffer;\r
+ BOOLEAN IsPxeOffer;\r
+ UINT32 Offset;\r
+ UINT32 Length;\r
+ UINT32 EnterpriseNum;\r
\r
IsProxyOffer = TRUE;\r
IsPxeOffer = FALSE;\r
\r
ZeroMem (Cache6->OptList, sizeof (Cache6->OptList));\r
\r
- Option = (EFI_DHCP6_PACKET_OPTION *) (Offer->Dhcp6.Option);\r
- Offset = 0;\r
- Length = GET_DHCP6_OPTION_SIZE (Offer);\r
+ Option = (EFI_DHCP6_PACKET_OPTION *)(Offer->Dhcp6.Option);\r
+ Offset = 0;\r
+ Length = GET_DHCP6_OPTION_SIZE (Offer);\r
\r
//\r
// OpLen and OpCode here are both stored in network order, since they are from original packet.\r
//\r
while (Offset < Length) {\r
-\r
- if (NTOHS (Option->OpCode) == PXEBC_DHCP6_OPT_IA_NA) {\r
+ if (NTOHS (Option->OpCode) == DHCP6_OPT_IA_NA) {\r
Options[PXEBC_DHCP6_IDX_IA_NA] = Option;\r
- } else if (NTOHS (Option->OpCode) == PXEBC_DHCP6_OPT_BOOT_FILE_URL) {\r
+ } else if (NTOHS (Option->OpCode) == DHCP6_OPT_BOOT_FILE_URL) {\r
//\r
// The server sends this option to inform the client about an URL to a boot file.\r
//\r
Options[PXEBC_DHCP6_IDX_BOOT_FILE_URL] = Option;\r
- } else if (NTOHS (Option->OpCode) == PXEBC_DHCP6_OPT_BOOT_FILE_PARAM) {\r
+ } else if (NTOHS (Option->OpCode) == DHCP6_OPT_BOOT_FILE_PARAM) {\r
Options[PXEBC_DHCP6_IDX_BOOT_FILE_PARAM] = Option;\r
- } else if (NTOHS (Option->OpCode) == PXEBC_DHCP6_OPT_VENDOR_CLASS) {\r
+ } else if (NTOHS (Option->OpCode) == DHCP6_OPT_VENDOR_CLASS) {\r
Options[PXEBC_DHCP6_IDX_VENDOR_CLASS] = Option;\r
+ } else if (NTOHS (Option->OpCode) == DHCP6_OPT_DNS_SERVERS) {\r
+ Options[PXEBC_DHCP6_IDX_DNS_SERVER] = Option;\r
}\r
\r
Offset += (NTOHS (Option->OpLen) + 4);\r
- Option = (EFI_DHCP6_PACKET_OPTION *) (Offer->Dhcp6.Option + Offset);\r
+ Option = (EFI_DHCP6_PACKET_OPTION *)(Offer->Dhcp6.Option + Offset);\r
}\r
\r
//\r
// The offer with assigned client address is NOT a proxy offer.\r
- // An ia_na option, embeded with valid ia_addr option and a status_code of success.\r
+ // An ia_na option, embedded with valid ia_addr option and a status_code of success.\r
//\r
Option = Options[PXEBC_DHCP6_IDX_IA_NA];\r
if (Option != NULL) {\r
Option = PxeBcParseDhcp6Options (\r
Option->Data + 12,\r
NTOHS (Option->OpLen),\r
- PXEBC_DHCP6_OPT_STATUS_CODE\r
+ DHCP6_OPT_STATUS_CODE\r
);\r
- if ((Option != NULL && Option->Data[0] == 0) || (Option == NULL)) {\r
+ if (((Option != NULL) && (Option->Data[0] == 0)) || (Option == NULL)) {\r
IsProxyOffer = FALSE;\r
}\r
}\r
// The offer with "PXEClient" is a pxe offer.\r
//\r
Option = Options[PXEBC_DHCP6_IDX_VENDOR_CLASS];\r
- EnterpriseNum = HTONL(PXEBC_DHCP6_ENTERPRISE_NUM);\r
+ EnterpriseNum = HTONL (PXEBC_DHCP6_ENTERPRISE_NUM);\r
\r
- if (Option != NULL &&\r
- NTOHS(Option->OpLen) >= 13 &&\r
- CompareMem (Option->Data, &EnterpriseNum, sizeof (UINT32)) == 0 &&\r
- CompareMem (&Option->Data[6], DEFAULT_CLASS_ID_DATA, 9) == 0) {\r
+ if ((Option != NULL) &&\r
+ (NTOHS (Option->OpLen) >= 13) &&\r
+ (CompareMem (Option->Data, &EnterpriseNum, sizeof (UINT32)) == 0) &&\r
+ (CompareMem (&Option->Data[6], DEFAULT_CLASS_ID_DATA, 9) == 0))\r
+ {\r
IsPxeOffer = TRUE;\r
}\r
\r
return EFI_SUCCESS;\r
}\r
\r
-\r
/**\r
Cache the DHCPv6 ack packet, and parse it on demand.\r
\r
@param[in] Ack The pointer to the DHCPv6 ack packet.\r
@param[in] Verified If TRUE, parse the ACK packet and store info into mode data.\r
\r
+ @retval EFI_SUCCESS Cache and parse the packet successfully.\r
+ @retval EFI_BUFFER_TOO_SMALL Cache buffer is not big enough to hold the packet.\r
+\r
**/\r
-VOID\r
+EFI_STATUS\r
PxeBcCopyDhcp6Ack (\r
- IN PXEBC_PRIVATE_DATA *Private,\r
- IN EFI_DHCP6_PACKET *Ack,\r
- IN BOOLEAN Verified\r
+ IN PXEBC_PRIVATE_DATA *Private,\r
+ IN EFI_DHCP6_PACKET *Ack,\r
+ IN BOOLEAN Verified\r
)\r
{\r
EFI_PXE_BASE_CODE_MODE *Mode;\r
+ EFI_STATUS Status;\r
\r
Mode = Private->PxeBc.Mode;\r
\r
- PxeBcCacheDhcp6Packet (&Private->DhcpAck.Dhcp6.Packet.Ack, Ack);\r
+ Status = PxeBcCacheDhcp6Packet (&Private->DhcpAck.Dhcp6.Packet.Ack, Ack);\r
+ if (EFI_ERROR (Status)) {\r
+ return Status;\r
+ }\r
\r
if (Verified) {\r
//\r
CopyMem (&Mode->DhcpAck.Dhcpv6, &Ack->Dhcp6, Ack->Length);\r
Mode->DhcpAckReceived = TRUE;\r
}\r
-}\r
\r
+ return EFI_SUCCESS;\r
+}\r
\r
/**\r
Cache the DHCPv6 proxy offer packet according to the received order.\r
@param[in] Private The pointer to PxeBc private data.\r
@param[in] OfferIndex The received order of offer packets.\r
\r
+ @retval EFI_SUCCESS Cache and parse the packet successfully.\r
+ @retval EFI_BUFFER_TOO_SMALL Cache buffer is not big enough to hold the packet.\r
+\r
**/\r
-VOID\r
+EFI_STATUS\r
PxeBcCopyDhcp6Proxy (\r
- IN PXEBC_PRIVATE_DATA *Private,\r
- IN UINT32 OfferIndex\r
+ IN PXEBC_PRIVATE_DATA *Private,\r
+ IN UINT32 OfferIndex\r
)\r
{\r
- EFI_PXE_BASE_CODE_MODE *Mode;\r
- EFI_DHCP6_PACKET *Offer;\r
+ EFI_PXE_BASE_CODE_MODE *Mode;\r
+ EFI_DHCP6_PACKET *Offer;\r
+ EFI_STATUS Status;\r
\r
ASSERT (OfferIndex < Private->OfferNum);\r
ASSERT (OfferIndex < PXEBC_OFFER_MAX_NUM);\r
//\r
// Cache the proxy offer packet and parse it.\r
//\r
- PxeBcCacheDhcp6Packet (&Private->ProxyOffer.Dhcp6.Packet.Offer, Offer);\r
+ Status = PxeBcCacheDhcp6Packet (&Private->ProxyOffer.Dhcp6.Packet.Offer, Offer);\r
+ if (EFI_ERROR (Status)) {\r
+ return Status;\r
+ }\r
+\r
PxeBcParseDhcp6Packet (&Private->ProxyOffer.Dhcp6);\r
\r
//\r
//\r
CopyMem (&Mode->ProxyOffer.Dhcpv6, &Offer->Dhcp6, Offer->Length);\r
Mode->ProxyOfferReceived = TRUE;\r
+\r
+ return EFI_SUCCESS;\r
}\r
\r
/**\r
**/\r
UINT8 *\r
PxeBcDhcp6SeekOption (\r
- IN UINT8 *Buf,\r
- IN UINT32 SeekLen,\r
- IN UINT16 OptType\r
+ IN UINT8 *Buf,\r
+ IN UINT32 SeekLen,\r
+ IN UINT16 OptType\r
)\r
{\r
- UINT8 *Cursor;\r
- UINT8 *Option;\r
- UINT16 DataLen;\r
- UINT16 OpCode;\r
+ UINT8 *Cursor;\r
+ UINT8 *Option;\r
+ UINT16 DataLen;\r
+ UINT16 OpCode;\r
\r
Option = NULL;\r
Cursor = Buf;\r
\r
while (Cursor < Buf + SeekLen) {\r
- OpCode = ReadUnaligned16 ((UINT16 *) Cursor);\r
+ OpCode = ReadUnaligned16 ((UINT16 *)Cursor);\r
if (OpCode == HTONS (OptType)) {\r
Option = Cursor;\r
break;\r
}\r
- DataLen = NTOHS (ReadUnaligned16 ((UINT16 *) (Cursor + 2)));\r
+\r
+ DataLen = NTOHS (ReadUnaligned16 ((UINT16 *)(Cursor + 2)));\r
Cursor += (DataLen + 4);\r
}\r
\r
return Option;\r
}\r
\r
-\r
/**\r
Build and send out the request packet for the bootfile, and parse the reply.\r
\r
**/\r
EFI_STATUS\r
PxeBcRequestBootService (\r
- IN PXEBC_PRIVATE_DATA *Private,\r
- IN UINT32 Index\r
+ IN PXEBC_PRIVATE_DATA *Private,\r
+ IN UINT32 Index\r
)\r
{\r
- EFI_PXE_BASE_CODE_UDP_PORT SrcPort;\r
- EFI_PXE_BASE_CODE_UDP_PORT DestPort;\r
- EFI_PXE_BASE_CODE_PROTOCOL *PxeBc;\r
- EFI_PXE_BASE_CODE_DHCPV6_PACKET *Discover;\r
- UINTN DiscoverLen;\r
- EFI_DHCP6_PACKET *Request;\r
- UINTN RequestLen;\r
- EFI_DHCP6_PACKET *Reply;\r
- UINT8 *RequestOpt;\r
- UINT8 *DiscoverOpt;\r
- UINTN ReadSize;\r
- UINT16 OpFlags;\r
- UINT16 OpCode;\r
- UINT16 OpLen;\r
- EFI_STATUS Status;\r
- EFI_DHCP6_PACKET *ProxyOffer;\r
- UINT8 *Option;\r
-\r
- PxeBc = &Private->PxeBc;\r
- Request = Private->Dhcp6Request;\r
- ProxyOffer = &Private->OfferBuffer[Index].Dhcp6.Packet.Offer;\r
- SrcPort = PXEBC_BS_DISCOVER_PORT;\r
- DestPort = PXEBC_BS_DISCOVER_PORT;\r
- OpFlags = 0;\r
+ EFI_PXE_BASE_CODE_UDP_PORT SrcPort;\r
+ EFI_PXE_BASE_CODE_UDP_PORT DestPort;\r
+ EFI_PXE_BASE_CODE_PROTOCOL *PxeBc;\r
+ EFI_PXE_BASE_CODE_DHCPV6_PACKET *Discover;\r
+ UINTN DiscoverLen;\r
+ EFI_DHCP6_PACKET *Request;\r
+ UINTN RequestLen;\r
+ EFI_DHCP6_PACKET *Reply;\r
+ UINT8 *RequestOpt;\r
+ UINT8 *DiscoverOpt;\r
+ UINTN ReadSize;\r
+ UINT16 OpFlags;\r
+ UINT16 OpCode;\r
+ UINT16 OpLen;\r
+ EFI_STATUS Status;\r
+ EFI_DHCP6_PACKET *IndexOffer;\r
+ UINT8 *Option;\r
+\r
+ PxeBc = &Private->PxeBc;\r
+ Request = Private->Dhcp6Request;\r
+ IndexOffer = &Private->OfferBuffer[Index].Dhcp6.Packet.Offer;\r
+ SrcPort = PXEBC_BS_DISCOVER_PORT;\r
+ DestPort = PXEBC_BS_DISCOVER_PORT;\r
+ OpFlags = 0;\r
\r
if (Request == NULL) {\r
return EFI_DEVICE_ERROR;\r
//\r
// Build the request packet by the cached request packet before.\r
//\r
- Discover->TransactionId = ProxyOffer->Dhcp6.Header.TransactionId;\r
+ Discover->TransactionId = IndexOffer->Dhcp6.Header.TransactionId;\r
Discover->MessageType = Request->Dhcp6.Header.MessageType;\r
RequestOpt = Request->Dhcp6.Option;\r
DiscoverOpt = Discover->DhcpOptions;\r
//\r
// Find Server ID Option from ProxyOffer.\r
//\r
- Option = PxeBcDhcp6SeekOption (\r
- ProxyOffer->Dhcp6.Option,\r
- ProxyOffer->Length - 4,\r
- PXEBC_DHCP6_OPT_SERVER_ID\r
- );\r
- if (Option == NULL) {\r
- return EFI_NOT_FOUND;\r
+ if (Private->OfferBuffer[Index].Dhcp6.OfferType == PxeOfferTypeProxyBinl) {\r
+ Option = PxeBcDhcp6SeekOption (\r
+ IndexOffer->Dhcp6.Option,\r
+ IndexOffer->Length - 4,\r
+ DHCP6_OPT_SERVER_ID\r
+ );\r
+ if (Option == NULL) {\r
+ return EFI_NOT_FOUND;\r
+ }\r
+\r
+ //\r
+ // Add Server ID Option.\r
+ //\r
+ OpLen = NTOHS (((EFI_DHCP6_PACKET_OPTION *)Option)->OpLen);\r
+ CopyMem (DiscoverOpt, Option, OpLen + 4);\r
+ DiscoverOpt += (OpLen + 4);\r
+ DiscoverLen += (OpLen + 4);\r
}\r
- \r
- //\r
- // Add Server ID Option.\r
- //\r
- OpLen = NTOHS (((EFI_DHCP6_PACKET_OPTION *) Option)->OpLen);\r
- CopyMem (DiscoverOpt, Option, OpLen + 4);\r
- DiscoverOpt += (OpLen + 4);\r
- DiscoverLen += (OpLen + 4);\r
\r
while (RequestLen < Request->Length) {\r
- OpCode = NTOHS (((EFI_DHCP6_PACKET_OPTION *) RequestOpt)->OpCode);\r
- OpLen = NTOHS (((EFI_DHCP6_PACKET_OPTION *) RequestOpt)->OpLen);\r
- if (OpCode != EFI_DHCP6_IA_TYPE_NA &&\r
- OpCode != EFI_DHCP6_IA_TYPE_TA &&\r
- OpCode != PXEBC_DHCP6_OPT_SERVER_ID\r
- ) {\r
+ OpCode = NTOHS (((EFI_DHCP6_PACKET_OPTION *)RequestOpt)->OpCode);\r
+ OpLen = NTOHS (((EFI_DHCP6_PACKET_OPTION *)RequestOpt)->OpLen);\r
+ if ((OpCode != EFI_DHCP6_IA_TYPE_NA) &&\r
+ (OpCode != EFI_DHCP6_IA_TYPE_TA) &&\r
+ (OpCode != DHCP6_OPT_SERVER_ID)\r
+ )\r
+ {\r
//\r
// Copy all the options except IA option and Server ID\r
//\r
DiscoverOpt += (OpLen + 4);\r
DiscoverLen += (OpLen + 4);\r
}\r
+\r
RequestOpt += (OpLen + 4);\r
RequestLen += (OpLen + 4);\r
}\r
\r
//\r
- // Update Elapsed option in the package \r
+ // Update Elapsed option in the package\r
//\r
Option = PxeBcDhcp6SeekOption (\r
Discover->DhcpOptions,\r
(UINT32)(RequestLen - 4),\r
- PXEBC_DHCP6_OPT_ELAPSED_TIME\r
+ DHCP6_OPT_ELAPSED_TIME\r
);\r
if (Option != NULL) {\r
CalcElapsedTime (Private);\r
- WriteUnaligned16 ((UINT16*)(Option + 4), HTONS((UINT16) Private->ElapsedTime));\r
- } \r
+ WriteUnaligned16 ((UINT16 *)(Option + 4), HTONS ((UINT16)Private->ElapsedTime));\r
+ }\r
\r
Status = PxeBc->UdpWrite (\r
PxeBc,\r
NULL,\r
NULL,\r
&DiscoverLen,\r
- (VOID *) Discover\r
+ (VOID *)Discover\r
);\r
\r
if (EFI_ERROR (Status)) {\r
- return Status;\r
+ goto ON_ERROR;\r
}\r
\r
//\r
// Cache the right PXE reply packet here, set valid flag later.\r
// Especially for PXE discover packet, store it into mode data here.\r
//\r
- Reply = &Private->ProxyOffer.Dhcp6.Packet.Offer;\r
- ReadSize = (UINTN) Reply->Size;\r
+ Reply = &Private->ProxyOffer.Dhcp6.Packet.Offer;\r
+ ReadSize = (UINTN)Reply->Size;\r
\r
//\r
// Start Udp6Read instance\r
//\r
Status = Private->Udp6Read->Configure (Private->Udp6Read, &Private->Udp6CfgData);\r
if (EFI_ERROR (Status)) {\r
- return Status;\r
+ goto ON_ERROR;\r
}\r
- \r
+\r
Status = PxeBc->UdpRead (\r
PxeBc,\r
- EFI_PXE_BASE_CODE_UDP_OPFLAGS_ANY_SRC_IP,\r
- &Private->StationIp,\r
+ EFI_PXE_BASE_CODE_UDP_OPFLAGS_ANY_SRC_IP | EFI_PXE_BASE_CODE_UDP_OPFLAGS_ANY_DEST_IP,\r
+ NULL,\r
&SrcPort,\r
&Private->ServerIp,\r
&DestPort,\r
NULL,\r
NULL,\r
&ReadSize,\r
- (VOID *) &Reply->Dhcp6\r
+ (VOID *)&Reply->Dhcp6\r
);\r
//\r
// Stop Udp6Read instance\r
Private->Udp6Read->Configure (Private->Udp6Read, NULL);\r
\r
if (EFI_ERROR (Status)) {\r
- return Status;\r
+ goto ON_ERROR;\r
}\r
\r
//\r
// Update length\r
//\r
- Reply->Length = (UINT32) ReadSize;\r
+ Reply->Length = (UINT32)ReadSize;\r
\r
return EFI_SUCCESS;\r
-}\r
\r
+ON_ERROR:\r
+ if (Discover != NULL) {\r
+ FreePool (Discover);\r
+ }\r
+\r
+ return Status;\r
+}\r
\r
/**\r
Retry to request bootfile name by the BINL offer.\r
EFI_STATUS Status;\r
\r
ASSERT (Index < PXEBC_OFFER_MAX_NUM);\r
- ASSERT (Private->OfferBuffer[Index].Dhcp6.OfferType == PxeOfferTypeDhcpBinl ||\r
- Private->OfferBuffer[Index].Dhcp6.OfferType == PxeOfferTypeProxyBinl);\r
+ ASSERT (\r
+ Private->OfferBuffer[Index].Dhcp6.OfferType == PxeOfferTypeDhcpBinl ||\r
+ Private->OfferBuffer[Index].Dhcp6.OfferType == PxeOfferTypeProxyBinl\r
+ );\r
\r
Mode = Private->PxeBc.Mode;\r
Private->IsDoDiscover = FALSE;\r
Offer = &Private->OfferBuffer[Index].Dhcp6;\r
- if (Offer->OfferType == PxeOfferTypeDhcpBinl) {\r
+ if (Offer->OptList[PXEBC_DHCP6_IDX_BOOT_FILE_URL] == NULL) {\r
//\r
// There is no BootFileUrl option in dhcp6 offer, so use servers multi-cast address instead.\r
//\r
// Parse out the next server address from the last offer, and store it\r
//\r
Status = PxeBcExtractBootFileUrl (\r
+ Private,\r
&Private->BootFileName,\r
&Private->ServerIp.v6,\r
- (CHAR8 *) (Offer->OptList[PXEBC_DHCP6_IDX_BOOT_FILE_URL]->Data),\r
+ (CHAR8 *)(Offer->OptList[PXEBC_DHCP6_IDX_BOOT_FILE_URL]->Data),\r
NTOHS (Offer->OptList[PXEBC_DHCP6_IDX_BOOT_FILE_URL]->OpLen)\r
);\r
if (EFI_ERROR (Status)) {\r
return Status;\r
}\r
\r
- if (Cache6->OfferType != PxeOfferTypeProxyPxe10 &&\r
- Cache6->OfferType != PxeOfferTypeProxyWfm11a &&\r
- Cache6->OptList[PXEBC_DHCP6_IDX_BOOT_FILE_URL] == NULL) {\r
+ if ((Cache6->OfferType != PxeOfferTypeProxyPxe10) &&\r
+ (Cache6->OfferType != PxeOfferTypeProxyWfm11a) &&\r
+ (Cache6->OptList[PXEBC_DHCP6_IDX_BOOT_FILE_URL] == NULL))\r
+ {\r
//\r
// This BINL ack doesn't have discovery option set or multicast option set\r
// or bootfile name specified.\r
return EFI_SUCCESS;\r
}\r
\r
-\r
/**\r
Cache all the received DHCPv6 offers, and set OfferIndex and OfferCount.\r
\r
@param[in] Private The pointer to PXEBC_PRIVATE_DATA.\r
@param[in] RcvdOffer The pointer to the received offer packet.\r
\r
+ @retval EFI_SUCCESS Cache and parse the packet successfully.\r
+ @retval Others Operation failed.\r
**/\r
-VOID\r
+EFI_STATUS\r
PxeBcCacheDhcp6Offer (\r
- IN PXEBC_PRIVATE_DATA *Private,\r
- IN EFI_DHCP6_PACKET *RcvdOffer\r
+ IN PXEBC_PRIVATE_DATA *Private,\r
+ IN EFI_DHCP6_PACKET *RcvdOffer\r
)\r
{\r
PXEBC_DHCP6_PACKET_CACHE *Cache6;\r
EFI_DHCP6_PACKET *Offer;\r
PXEBC_OFFER_TYPE OfferType;\r
+ EFI_STATUS Status;\r
\r
Cache6 = &Private->OfferBuffer[Private->OfferNum].Dhcp6;\r
Offer = &Cache6->Packet.Offer;\r
//\r
// Cache the content of DHCPv6 packet firstly.\r
//\r
- PxeBcCacheDhcp6Packet (Offer, RcvdOffer);\r
+ Status = PxeBcCacheDhcp6Packet (Offer, RcvdOffer);\r
+ if (EFI_ERROR (Status)) {\r
+ return Status;\r
+ }\r
\r
//\r
// Validate the DHCPv6 packet, and parse the options and offer type.\r
//\r
if (EFI_ERROR (PxeBcParseDhcp6Packet (Cache6))) {\r
- return ;\r
+ return EFI_ABORTED;\r
}\r
\r
//\r
//\r
Private->OfferIndex[OfferType][Private->OfferCount[OfferType]] = Private->OfferNum;\r
Private->OfferCount[OfferType]++;\r
- } else if (Private->OfferCount[OfferType] > 0) {\r
+ } else if (((OfferType == PxeOfferTypeProxyPxe10) || (OfferType == PxeOfferTypeProxyWfm11a)) &&\r
+ (Private->OfferCount[OfferType] < 1))\r
+ {\r
//\r
// Only cache the first PXE10/WFM11a offer, and discard the others.\r
//\r
Private->OfferIndex[OfferType][0] = Private->OfferNum;\r
Private->OfferCount[OfferType] = 1;\r
} else {\r
- return;\r
+ return EFI_ABORTED;\r
}\r
} else {\r
//\r
}\r
\r
Private->OfferNum++;\r
-}\r
\r
+ return EFI_SUCCESS;\r
+}\r
\r
/**\r
Select an DHCPv6 offer, and record SelectIndex and SelectProxyType.\r
**/\r
VOID\r
PxeBcSelectDhcp6Offer (\r
- IN PXEBC_PRIVATE_DATA *Private\r
+ IN PXEBC_PRIVATE_DATA *Private\r
)\r
{\r
- UINT32 Index;\r
- UINT32 OfferIndex;\r
- PXEBC_OFFER_TYPE OfferType;\r
+ UINT32 Index;\r
+ UINT32 OfferIndex;\r
+ PXEBC_OFFER_TYPE OfferType;\r
\r
Private->SelectIndex = 0;\r
\r
// 1. DhcpPxe10 offer\r
//\r
Private->SelectIndex = Private->OfferIndex[PxeOfferTypeDhcpPxe10][0] + 1;\r
-\r
} else if (Private->OfferCount[PxeOfferTypeDhcpWfm11a] > 0) {\r
//\r
// 2. DhcpWfm11a offer\r
//\r
Private->SelectIndex = Private->OfferIndex[PxeOfferTypeDhcpWfm11a][0] + 1;\r
-\r
- } else if (Private->OfferCount[PxeOfferTypeDhcpOnly] > 0 &&\r
- Private->OfferCount[PxeOfferTypeProxyPxe10] > 0) {\r
+ } else if ((Private->OfferCount[PxeOfferTypeDhcpOnly] > 0) &&\r
+ (Private->OfferCount[PxeOfferTypeProxyPxe10] > 0))\r
+ {\r
//\r
// 3. DhcpOnly offer and ProxyPxe10 offer.\r
//\r
Private->SelectIndex = Private->OfferIndex[PxeOfferTypeDhcpOnly][0] + 1;\r
Private->SelectProxyType = PxeOfferTypeProxyPxe10;\r
-\r
- } else if (Private->OfferCount[PxeOfferTypeDhcpOnly] > 0 &&\r
- Private->OfferCount[PxeOfferTypeProxyWfm11a] > 0) {\r
+ } else if ((Private->OfferCount[PxeOfferTypeDhcpOnly] > 0) &&\r
+ (Private->OfferCount[PxeOfferTypeProxyWfm11a] > 0))\r
+ {\r
//\r
// 4. DhcpOnly offer and ProxyWfm11a offer.\r
//\r
Private->SelectIndex = Private->OfferIndex[PxeOfferTypeDhcpOnly][0] + 1;\r
Private->SelectProxyType = PxeOfferTypeProxyWfm11a;\r
-\r
} else if (Private->OfferCount[PxeOfferTypeDhcpBinl] > 0) {\r
//\r
// 5. DhcpBinl offer.\r
//\r
Private->SelectIndex = Private->OfferIndex[PxeOfferTypeDhcpBinl][0] + 1;\r
-\r
- } else if (Private->OfferCount[PxeOfferTypeDhcpOnly] > 0 &&\r
- Private->OfferCount[PxeOfferTypeProxyBinl] > 0) {\r
+ } else if ((Private->OfferCount[PxeOfferTypeDhcpOnly] > 0) &&\r
+ (Private->OfferCount[PxeOfferTypeProxyBinl] > 0))\r
+ {\r
//\r
// 6. DhcpOnly offer and ProxyBinl offer.\r
//\r
Private->SelectIndex = Private->OfferIndex[PxeOfferTypeDhcpOnly][0] + 1;\r
Private->SelectProxyType = PxeOfferTypeProxyBinl;\r
-\r
} else {\r
//\r
// 7. DhcpOnly offer with bootfilename.\r
// Select offer by received order.\r
//\r
for (Index = 0; Index < Private->OfferNum; Index++) {\r
-\r
OfferType = Private->OfferBuffer[Index].Dhcp6.OfferType;\r
\r
if (IS_PROXY_OFFER (OfferType)) {\r
}\r
\r
if (!Private->IsProxyRecved &&\r
- OfferType == PxeOfferTypeDhcpOnly &&\r
- Private->OfferBuffer[Index].Dhcp6.OptList[PXEBC_DHCP6_IDX_BOOT_FILE_URL] == NULL) {\r
+ (OfferType == PxeOfferTypeDhcpOnly) &&\r
+ (Private->OfferBuffer[Index].Dhcp6.OptList[PXEBC_DHCP6_IDX_BOOT_FILE_URL] == NULL))\r
+ {\r
//\r
// Skip if DhcpOnly offer without any other proxy offers or bootfilename.\r
//\r
}\r
}\r
\r
-\r
/**\r
Handle the DHCPv6 offer packet.\r
\r
@param[in] Private The pointer to PXEBC_PRIVATE_DATA.\r
\r
- @retval EFI_SUCCESS Handled the DHCPv6 offer packet successfully.\r
- @retval EFI_NO_RESPONSE No response to the following request packet.\r
+ @retval EFI_SUCCESS Handled the DHCPv6 offer packet successfully.\r
+ @retval EFI_NO_RESPONSE No response to the following request packet.\r
+ @retval EFI_OUT_OF_RESOURCES Failed to allocate resources.\r
+ @retval EFI_BUFFER_TOO_SMALL Can't cache the offer pacet.\r
\r
**/\r
EFI_STATUS\r
PxeBcHandleDhcp6Offer (\r
- IN PXEBC_PRIVATE_DATA *Private\r
+ IN PXEBC_PRIVATE_DATA *Private\r
)\r
{\r
- PXEBC_DHCP6_PACKET_CACHE *Cache6;\r
- EFI_STATUS Status;\r
- PXEBC_OFFER_TYPE OfferType;\r
- UINT32 ProxyIndex;\r
- UINT32 SelectIndex;\r
- UINT32 Index;\r
+ PXEBC_DHCP6_PACKET_CACHE *Cache6;\r
+ EFI_STATUS Status;\r
+ PXEBC_OFFER_TYPE OfferType;\r
+ UINT32 ProxyIndex;\r
+ UINT32 SelectIndex;\r
+ UINT32 Index;\r
\r
ASSERT (Private->SelectIndex > 0);\r
- SelectIndex = (UINT32) (Private->SelectIndex - 1);\r
+ SelectIndex = (UINT32)(Private->SelectIndex - 1);\r
ASSERT (SelectIndex < PXEBC_OFFER_MAX_NUM);\r
- Cache6 = &Private->OfferBuffer[SelectIndex].Dhcp6;\r
- Status = EFI_SUCCESS;\r
+ Cache6 = &Private->OfferBuffer[SelectIndex].Dhcp6;\r
+ Status = EFI_SUCCESS;\r
+\r
+ //\r
+ // First try to cache DNS server address if DHCP6 offer provides.\r
+ //\r
+ if (Cache6->OptList[PXEBC_DHCP6_IDX_DNS_SERVER] != NULL) {\r
+ Private->DnsServer = AllocateZeroPool (NTOHS (Cache6->OptList[PXEBC_DHCP6_IDX_DNS_SERVER]->OpLen));\r
+ if (Private->DnsServer == NULL) {\r
+ return EFI_OUT_OF_RESOURCES;\r
+ }\r
+\r
+ CopyMem (Private->DnsServer, Cache6->OptList[PXEBC_DHCP6_IDX_DNS_SERVER]->Data, sizeof (EFI_IPv6_ADDRESS));\r
+ }\r
\r
if (Cache6->OfferType == PxeOfferTypeDhcpBinl) {\r
//\r
Status = EFI_NO_RESPONSE;\r
}\r
} else if (Cache6->OfferType == PxeOfferTypeDhcpOnly) {\r
-\r
if (Private->IsProxyRecved) {\r
//\r
// DhcpOnly offer is selected, so need try to request bootfilename.\r
// Try all the cached ProxyBinl offer one by one to request bootfilename.\r
//\r
for (Index = 0; Index < Private->OfferCount[Private->SelectProxyType]; Index++) {\r
-\r
ProxyIndex = Private->OfferIndex[Private->SelectProxyType][Index];\r
if (!EFI_ERROR (PxeBcRetryDhcp6Binl (Private, ProxyIndex))) {\r
break;\r
}\r
}\r
+\r
if (Index == Private->OfferCount[Private->SelectProxyType]) {\r
Status = EFI_NO_RESPONSE;\r
}\r
Status = EFI_NO_RESPONSE;\r
\r
for (Index = 0; Index < Private->OfferNum; Index++) {\r
-\r
OfferType = Private->OfferBuffer[Index].Dhcp6.OfferType;\r
\r
if (!IS_PROXY_OFFER (OfferType)) {\r
}\r
}\r
\r
- if (!EFI_ERROR (Status) && Private->SelectProxyType != PxeOfferTypeProxyBinl) {\r
+ if (!EFI_ERROR (Status) && (Private->SelectProxyType != PxeOfferTypeProxyBinl)) {\r
//\r
// Success to try to request by a ProxyPxe10 or ProxyWfm11a offer, copy and parse it.\r
//\r
- PxeBcCopyDhcp6Proxy (Private, ProxyIndex);\r
+ Status = PxeBcCopyDhcp6Proxy (Private, ProxyIndex);\r
}\r
} else {\r
//\r
- // Othewise, the bootfilename must be included in DhcpOnly offer.\r
+ // Otherwise, the bootfilename must be included in DhcpOnly offer.\r
//\r
ASSERT (Cache6->OptList[PXEBC_DHCP6_IDX_BOOT_FILE_URL] != NULL);\r
}\r
//\r
// All PXE boot information is ready by now.\r
//\r
- PxeBcCopyDhcp6Ack (Private, &Private->DhcpAck.Dhcp6.Packet.Ack, TRUE);\r
+ Status = PxeBcCopyDhcp6Ack (Private, &Private->DhcpAck.Dhcp6.Packet.Ack, TRUE);\r
Private->PxeBc.Mode->DhcpDiscoverValid = TRUE;\r
}\r
\r
return Status;\r
}\r
\r
-\r
/**\r
Unregister the address by Ip6Config protocol.\r
\r
**/\r
VOID\r
PxeBcUnregisterIp6Address (\r
- IN PXEBC_PRIVATE_DATA *Private\r
+ IN PXEBC_PRIVATE_DATA *Private\r
)\r
{\r
if (Private->Ip6Policy != PXEBC_IP6_POLICY_MAX) {\r
\r
/**\r
Check whether IP driver could route the message which will be sent to ServerIp address.\r
- \r
+\r
This function will check the IP6 route table every 1 seconds until specified timeout is expired, if a valid\r
route is found in IP6 route table, the address will be filed in GatewayAddr and return.\r
\r
\r
@retval EFI_SUCCESS Found a valid gateway address successfully.\r
@retval EFI_TIMEOUT The operation is time out.\r
- @retval Other Unexpect error happened.\r
- \r
+ @retval Other Unexpected error happened.\r
+\r
**/\r
EFI_STATUS\r
PxeBcCheckRouteTable (\r
- IN PXEBC_PRIVATE_DATA *Private,\r
- IN UINTN TimeOutInSecond,\r
- OUT EFI_IPv6_ADDRESS *GatewayAddr\r
+ IN PXEBC_PRIVATE_DATA *Private,\r
+ IN UINTN TimeOutInSecond,\r
+ OUT EFI_IPv6_ADDRESS *GatewayAddr\r
)\r
{\r
- EFI_STATUS Status;\r
- EFI_IP6_PROTOCOL *Ip6;\r
- EFI_IP6_MODE_DATA Ip6ModeData;\r
- UINTN Index;\r
- EFI_EVENT TimeOutEvt;\r
- UINTN RetryCount;\r
- BOOLEAN GatewayIsFound;\r
+ EFI_STATUS Status;\r
+ EFI_IP6_PROTOCOL *Ip6;\r
+ EFI_IP6_MODE_DATA Ip6ModeData;\r
+ UINTN Index;\r
+ EFI_EVENT TimeOutEvt;\r
+ UINTN RetryCount;\r
+ BOOLEAN GatewayIsFound;\r
\r
ASSERT (GatewayAddr != NULL);\r
ASSERT (Private != NULL);\r
if (Ip6ModeData.AddressList != NULL) {\r
FreePool (Ip6ModeData.AddressList);\r
}\r
+\r
if (Ip6ModeData.GroupTable != NULL) {\r
FreePool (Ip6ModeData.GroupTable);\r
}\r
+\r
if (Ip6ModeData.RouteTable != NULL) {\r
FreePool (Ip6ModeData.RouteTable);\r
}\r
+\r
if (Ip6ModeData.NeighborCache != NULL) {\r
FreePool (Ip6ModeData.NeighborCache);\r
}\r
+\r
if (Ip6ModeData.PrefixTable != NULL) {\r
FreePool (Ip6ModeData.PrefixTable);\r
}\r
+\r
if (Ip6ModeData.IcmpTypeList != NULL) {\r
FreePool (Ip6ModeData.IcmpTypeList);\r
}\r
- \r
- if (GatewayIsFound || RetryCount == TimeOutInSecond) {\r
+\r
+ if (GatewayIsFound || (RetryCount == TimeOutInSecond)) {\r
break;\r
}\r
- \r
+\r
RetryCount++;\r
- \r
+\r
//\r
// Delay 1 second then recheck it again.\r
//\r
if (EFI_ERROR (Status)) {\r
goto ON_EXIT;\r
}\r
+\r
while (EFI_ERROR (gBS->CheckEvent (TimeOutEvt))) {\r
Ip6->Poll (Ip6);\r
}\r
}\r
- \r
+\r
ON_EXIT:\r
if (TimeOutEvt != NULL) {\r
gBS->CloseEvent (TimeOutEvt);\r
}\r
- \r
+\r
if (GatewayIsFound) {\r
Status = EFI_SUCCESS;\r
} else if (RetryCount == TimeOutInSecond) {\r
Status = EFI_TIMEOUT;\r
}\r
\r
- return Status; \r
+ return Status;\r
}\r
\r
/**\r
@param[in] Private The pointer to PXEBC_PRIVATE_DATA.\r
@param[in] Address The pointer to the ready address.\r
\r
- @retval EFI_SUCCESS Registered the address succesfully.\r
+ @retval EFI_SUCCESS Registered the address successfully.\r
@retval Others Failed to register the address.\r
\r
**/\r
EFI_STATUS\r
PxeBcRegisterIp6Address (\r
- IN PXEBC_PRIVATE_DATA *Private,\r
- IN EFI_IPv6_ADDRESS *Address\r
+ IN PXEBC_PRIVATE_DATA *Private,\r
+ IN EFI_IPv6_ADDRESS *Address\r
)\r
{\r
- EFI_IP6_PROTOCOL *Ip6;\r
- EFI_IP6_CONFIG_PROTOCOL *Ip6Cfg;\r
- EFI_IP6_CONFIG_POLICY Policy;\r
- EFI_IP6_CONFIG_MANUAL_ADDRESS CfgAddr;\r
- EFI_IPv6_ADDRESS GatewayAddr;\r
- UINTN DataSize;\r
- EFI_EVENT TimeOutEvt;\r
- EFI_EVENT MappedEvt;\r
- EFI_STATUS Status;\r
- UINT64 DadTriggerTime;\r
- EFI_IP6_CONFIG_DUP_ADDR_DETECT_TRANSMITS DadXmits;\r
- BOOLEAN NoGateway;\r
-\r
- Status = EFI_SUCCESS;\r
- TimeOutEvt = NULL;\r
- MappedEvt = NULL;\r
- DataSize = sizeof (EFI_IP6_CONFIG_POLICY);\r
- Ip6Cfg = Private->Ip6Cfg;\r
- Ip6 = Private->Ip6;\r
- NoGateway = FALSE;\r
+ EFI_IP6_PROTOCOL *Ip6;\r
+ EFI_IP6_CONFIG_PROTOCOL *Ip6Cfg;\r
+ EFI_IP6_CONFIG_POLICY Policy;\r
+ EFI_IP6_CONFIG_MANUAL_ADDRESS CfgAddr;\r
+ EFI_IPv6_ADDRESS GatewayAddr;\r
+ UINTN DataSize;\r
+ EFI_EVENT MappedEvt;\r
+ EFI_STATUS Status;\r
+ BOOLEAN NoGateway;\r
+ EFI_IPv6_ADDRESS *Ip6Addr;\r
+ UINTN Index;\r
+\r
+ Status = EFI_SUCCESS;\r
+ MappedEvt = NULL;\r
+ Ip6Addr = NULL;\r
+ DataSize = sizeof (EFI_IP6_CONFIG_POLICY);\r
+ Ip6Cfg = Private->Ip6Cfg;\r
+ Ip6 = Private->Ip6;\r
+ NoGateway = FALSE;\r
\r
ZeroMem (&CfgAddr, sizeof (EFI_IP6_CONFIG_MANUAL_ADDRESS));\r
CopyMem (&CfgAddr.Address, Address, sizeof (EFI_IPv6_ADDRESS));\r
if (EFI_ERROR (Status)) {\r
NoGateway = TRUE;\r
}\r
- \r
+\r
//\r
// There is no channel between IP6 and PXE driver about address setting,\r
// so it has to set the new address by Ip6ConfigProtocol manually.\r
Status = Ip6Cfg->SetData (\r
Ip6Cfg,\r
Ip6ConfigDataTypePolicy,\r
- sizeof(EFI_IP6_CONFIG_POLICY),\r
+ sizeof (EFI_IP6_CONFIG_POLICY),\r
&Policy\r
);\r
if (EFI_ERROR (Status)) {\r
goto ON_EXIT;\r
}\r
\r
- //\r
- // Get Duplicate Address Detection Transmits count.\r
- //\r
- DataSize = sizeof (EFI_IP6_CONFIG_DUP_ADDR_DETECT_TRANSMITS);\r
- Status = Ip6Cfg->GetData (\r
- Ip6Cfg,\r
- Ip6ConfigDataTypeDupAddrDetectTransmits,\r
- &DataSize,\r
- &DadXmits\r
- );\r
- if (EFI_ERROR (Status)) {\r
- goto ON_EXIT;\r
- }\r
-\r
- //\r
- // Create a timer as setting address timeout event since DAD in IP6 driver.\r
- //\r
- Status = gBS->CreateEvent (\r
- EVT_TIMER,\r
- TPL_CALLBACK,\r
- NULL,\r
- NULL,\r
- &TimeOutEvt\r
- );\r
- if (EFI_ERROR (Status)) {\r
- goto ON_EXIT;\r
- }\r
-\r
//\r
// Create a notify event to set address flag when DAD if IP6 driver succeeded.\r
//\r
goto ON_EXIT;\r
}\r
\r
- Status = Ip6Cfg->RegisterDataNotify (\r
- Ip6Cfg,\r
- Ip6ConfigDataTypeManualAddress,\r
- MappedEvt\r
- );\r
- if (EFI_ERROR(Status)) {\r
+ Private->IsAddressOk = FALSE;\r
+ Status = Ip6Cfg->RegisterDataNotify (\r
+ Ip6Cfg,\r
+ Ip6ConfigDataTypeManualAddress,\r
+ MappedEvt\r
+ );\r
+ if (EFI_ERROR (Status)) {\r
goto ON_EXIT;\r
}\r
\r
Status = Ip6Cfg->SetData (\r
Ip6Cfg,\r
Ip6ConfigDataTypeManualAddress,\r
- sizeof(EFI_IP6_CONFIG_MANUAL_ADDRESS),\r
+ sizeof (EFI_IP6_CONFIG_MANUAL_ADDRESS),\r
&CfgAddr\r
);\r
- if (EFI_ERROR(Status) && Status != EFI_NOT_READY) {\r
+ if (EFI_ERROR (Status) && (Status != EFI_NOT_READY)) {\r
goto ON_EXIT;\r
- }\r
+ } else if (Status == EFI_NOT_READY) {\r
+ //\r
+ // Poll the network until the asynchronous process is finished.\r
+ //\r
+ while (!Private->IsAddressOk) {\r
+ Ip6->Poll (Ip6);\r
+ }\r
\r
- //\r
- // Start the 5 secondes timer to wait for setting address.\r
- //\r
- Status = EFI_NO_MAPPING;\r
- DadTriggerTime = TICKS_PER_SECOND * DadXmits.DupAddrDetectTransmits + PXEBC_DAD_ADDITIONAL_DELAY;\r
- gBS->SetTimer (TimeOutEvt, TimerRelative, DadTriggerTime);\r
+ //\r
+ // Check whether the IP6 address setting is successed.\r
+ //\r
+ DataSize = 0;\r
+ Status = Ip6Cfg->GetData (\r
+ Ip6Cfg,\r
+ Ip6ConfigDataTypeManualAddress,\r
+ &DataSize,\r
+ NULL\r
+ );\r
+ if ((Status != EFI_BUFFER_TOO_SMALL) || (DataSize == 0)) {\r
+ Status = EFI_DEVICE_ERROR;\r
+ goto ON_EXIT;\r
+ }\r
\r
- while (EFI_ERROR (gBS->CheckEvent (TimeOutEvt))) {\r
- Ip6->Poll (Ip6);\r
- if (Private->IsAddressOk) {\r
- Status = EFI_SUCCESS;\r
- break;\r
+ Ip6Addr = AllocatePool (DataSize);\r
+ if (Ip6Addr == NULL) {\r
+ return EFI_OUT_OF_RESOURCES;\r
+ }\r
+\r
+ Status = Ip6Cfg->GetData (\r
+ Ip6Cfg,\r
+ Ip6ConfigDataTypeManualAddress,\r
+ &DataSize,\r
+ (VOID *)Ip6Addr\r
+ );\r
+ if (EFI_ERROR (Status)) {\r
+ Status = EFI_DEVICE_ERROR;\r
+ goto ON_EXIT;\r
+ }\r
+\r
+ for (Index = 0; Index < DataSize / sizeof (EFI_IPv6_ADDRESS); Index++) {\r
+ if (CompareMem (Ip6Addr + Index, Address, sizeof (EFI_IPv6_ADDRESS)) == 0) {\r
+ break;\r
+ }\r
+ }\r
+\r
+ if (Index == DataSize / sizeof (EFI_IPv6_ADDRESS)) {\r
+ Status = EFI_ABORTED;\r
+ goto ON_EXIT;\r
}\r
}\r
\r
);\r
gBS->CloseEvent (MappedEvt);\r
}\r
- if (TimeOutEvt != NULL) {\r
- gBS->CloseEvent (TimeOutEvt);\r
+\r
+ if (Ip6Addr != NULL) {\r
+ FreePool (Ip6Addr);\r
}\r
+\r
return Status;\r
}\r
\r
\r
@param[in] Private The pointer to PXEBC_PRIVATE_DATA.\r
\r
- @retval EFI_SUCCESS Switch the IP policy succesfully.\r
- @retval Others Unexpect error happened.\r
+ @retval EFI_SUCCESS Switch the IP policy successfully.\r
+ @retval Others Unexpected error happened.\r
\r
**/\r
EFI_STATUS\r
PxeBcSetIp6Policy (\r
- IN PXEBC_PRIVATE_DATA *Private\r
+ IN PXEBC_PRIVATE_DATA *Private\r
)\r
{\r
- EFI_IP6_CONFIG_POLICY Policy;\r
- EFI_STATUS Status;\r
- EFI_IP6_CONFIG_PROTOCOL *Ip6Cfg;\r
- UINTN DataSize;\r
+ EFI_IP6_CONFIG_POLICY Policy;\r
+ EFI_STATUS Status;\r
+ EFI_IP6_CONFIG_PROTOCOL *Ip6Cfg;\r
+ UINTN DataSize;\r
\r
- Ip6Cfg = Private->Ip6Cfg;\r
- DataSize = sizeof (EFI_IP6_CONFIG_POLICY);\r
+ Ip6Cfg = Private->Ip6Cfg;\r
+ DataSize = sizeof (EFI_IP6_CONFIG_POLICY);\r
\r
//\r
// Get and store the current policy of IP6 driver.\r
Status = Ip6Cfg->SetData (\r
Ip6Cfg,\r
Ip6ConfigDataTypePolicy,\r
- sizeof(EFI_IP6_CONFIG_POLICY),\r
+ sizeof (EFI_IP6_CONFIG_POLICY),\r
&Policy\r
);\r
if (EFI_ERROR (Status)) {\r
\r
/**\r
This function will register the station IP address and flush IP instance to start using the new IP address.\r
- \r
+\r
@param[in] Private The pointer to PXEBC_PRIVATE_DATA.\r
\r
@retval EFI_SUCCESS The new IP address has been configured successfully.\r
**/\r
EFI_STATUS\r
PxeBcSetIp6Address (\r
- IN PXEBC_PRIVATE_DATA *Private\r
+ IN PXEBC_PRIVATE_DATA *Private\r
)\r
{\r
- EFI_STATUS Status;\r
- EFI_DHCP6_PROTOCOL *Dhcp6;\r
- \r
+ EFI_STATUS Status;\r
+ EFI_DHCP6_PROTOCOL *Dhcp6;\r
+\r
Dhcp6 = Private->Dhcp6;\r
\r
CopyMem (&Private->StationIp.v6, &Private->TmpStationIp.v6, sizeof (EFI_IPv6_ADDRESS));\r
EFI_STATUS\r
EFIAPI\r
PxeBcDhcp6CallBack (\r
- IN EFI_DHCP6_PROTOCOL *This,\r
- IN VOID *Context,\r
- IN EFI_DHCP6_STATE CurrentState,\r
- IN EFI_DHCP6_EVENT Dhcp6Event,\r
- IN EFI_DHCP6_PACKET *Packet,\r
- OUT EFI_DHCP6_PACKET **NewPacket OPTIONAL\r
+ IN EFI_DHCP6_PROTOCOL *This,\r
+ IN VOID *Context,\r
+ IN EFI_DHCP6_STATE CurrentState,\r
+ IN EFI_DHCP6_EVENT Dhcp6Event,\r
+ IN EFI_DHCP6_PACKET *Packet,\r
+ OUT EFI_DHCP6_PACKET **NewPacket OPTIONAL\r
)\r
{\r
- PXEBC_PRIVATE_DATA *Private;\r
- EFI_PXE_BASE_CODE_MODE *Mode;\r
- EFI_PXE_BASE_CODE_CALLBACK_PROTOCOL *Callback;\r
- EFI_DHCP6_PACKET *SelectAd;\r
- EFI_STATUS Status;\r
- BOOLEAN Received;\r
+ PXEBC_PRIVATE_DATA *Private;\r
+ EFI_PXE_BASE_CODE_MODE *Mode;\r
+ EFI_PXE_BASE_CODE_CALLBACK_PROTOCOL *Callback;\r
+ EFI_DHCP6_PACKET *SelectAd;\r
+ EFI_STATUS Status;\r
+ BOOLEAN Received;\r
\r
if ((Dhcp6Event != Dhcp6RcvdAdvertise) &&\r
(Dhcp6Event != Dhcp6SelectAdvertise) &&\r
(Dhcp6Event != Dhcp6SendSolicit) &&\r
(Dhcp6Event != Dhcp6SendRequest) &&\r
- (Dhcp6Event != Dhcp6RcvdReply)) {\r
+ (Dhcp6Event != Dhcp6RcvdReply))\r
+ {\r
return EFI_SUCCESS;\r
}\r
\r
ASSERT (Packet != NULL);\r
\r
- Private = (PXEBC_PRIVATE_DATA *) Context;\r
- Mode = Private->PxeBc.Mode;\r
- Callback = Private->PxeBcCallback;\r
+ Private = (PXEBC_PRIVATE_DATA *)Context;\r
+ Mode = Private->PxeBc.Mode;\r
+ Callback = Private->PxeBcCallback;\r
\r
//\r
- // Callback to user when any traffic ocurred if has.\r
+ // Callback to user when any traffic occurred if has.\r
//\r
- if (Dhcp6Event != Dhcp6SelectAdvertise && Callback != NULL) {\r
- Received = (BOOLEAN) (Dhcp6Event == Dhcp6RcvdAdvertise || Dhcp6Event == Dhcp6RcvdReply);\r
- Status = Callback->Callback (\r
- Callback,\r
- Private->Function,\r
- Received,\r
- Packet->Length,\r
- (EFI_PXE_BASE_CODE_PACKET *) &Packet->Dhcp6\r
- );\r
+ if ((Dhcp6Event != Dhcp6SelectAdvertise) && (Callback != NULL)) {\r
+ Received = (BOOLEAN)(Dhcp6Event == Dhcp6RcvdAdvertise || Dhcp6Event == Dhcp6RcvdReply);\r
+ Status = Callback->Callback (\r
+ Callback,\r
+ Private->Function,\r
+ Received,\r
+ Packet->Length,\r
+ (EFI_PXE_BASE_CODE_PACKET *)&Packet->Dhcp6\r
+ );\r
if (Status != EFI_PXE_BASE_CODE_CALLBACK_STATUS_CONTINUE) {\r
return EFI_ABORTED;\r
}\r
Status = EFI_SUCCESS;\r
\r
switch (Dhcp6Event) {\r
+ case Dhcp6SendSolicit:\r
+ if (Packet->Length > PXEBC_DHCP6_PACKET_MAX_SIZE) {\r
+ //\r
+ // If the to be sent packet exceeds the maximum length, abort the DHCP process.\r
+ //\r
+ Status = EFI_ABORTED;\r
+ break;\r
+ }\r
\r
- case Dhcp6SendSolicit:\r
- //\r
- // Record the first Solicate msg time\r
- //\r
- if (Private->SolicitTimes == 0) {\r
- CalcElapsedTime (Private);\r
- Private->SolicitTimes++;\r
- }\r
- //\r
- // Cache the dhcp discover packet to mode data directly.\r
- //\r
- CopyMem (&Mode->DhcpDiscover.Dhcpv4, &Packet->Dhcp6, Packet->Length);\r
- break;\r
+ //\r
+ // Record the first Solicate msg time\r
+ //\r
+ if (Private->SolicitTimes == 0) {\r
+ CalcElapsedTime (Private);\r
+ Private->SolicitTimes++;\r
+ }\r
\r
- case Dhcp6RcvdAdvertise:\r
- Status = EFI_NOT_READY;\r
- if (Private->OfferNum < PXEBC_OFFER_MAX_NUM) {\r
//\r
- // Cache the dhcp offers to OfferBuffer[] for select later, and record\r
- // the OfferIndex and OfferCount.\r
+ // Cache the dhcp discover packet to mode data directly.\r
//\r
- PxeBcCacheDhcp6Offer (Private, Packet);\r
- }\r
- break;\r
+ CopyMem (&Mode->DhcpDiscover.Dhcpv4, &Packet->Dhcp6, Packet->Length);\r
+ break;\r
\r
- case Dhcp6SendRequest:\r
- //\r
- // Store the request packet as seed packet for discover.\r
- //\r
- if (Private->Dhcp6Request != NULL) {\r
- FreePool (Private->Dhcp6Request);\r
- }\r
- Private->Dhcp6Request = AllocateZeroPool (Packet->Size);\r
- if (Private->Dhcp6Request != NULL) {\r
- CopyMem (Private->Dhcp6Request, Packet, Packet->Size);\r
- }\r
- break;\r
+ case Dhcp6RcvdAdvertise:\r
+ Status = EFI_NOT_READY;\r
+ if (Packet->Length > PXEBC_DHCP6_PACKET_MAX_SIZE) {\r
+ //\r
+ // Ignore the incoming packets which exceed the maximum length.\r
+ //\r
+ break;\r
+ }\r
\r
- case Dhcp6SelectAdvertise:\r
- //\r
- // Select offer by the default policy or by order, and record the SelectIndex\r
- // and SelectProxyType.\r
- //\r
- PxeBcSelectDhcp6Offer (Private);\r
+ if (Private->OfferNum < PXEBC_OFFER_MAX_NUM) {\r
+ //\r
+ // Cache the dhcp offers to OfferBuffer[] for select later, and record\r
+ // the OfferIndex and OfferCount.\r
+ //\r
+ PxeBcCacheDhcp6Offer (Private, Packet);\r
+ }\r
\r
- if (Private->SelectIndex == 0) {\r
- Status = EFI_ABORTED;\r
- } else {\r
- ASSERT (NewPacket != NULL);\r
- SelectAd = &Private->OfferBuffer[Private->SelectIndex - 1].Dhcp6.Packet.Offer;\r
- *NewPacket = AllocateZeroPool (SelectAd->Size);\r
- ASSERT (*NewPacket != NULL);\r
- CopyMem (*NewPacket, SelectAd, SelectAd->Size);\r
- }\r
- break;\r
+ break;\r
\r
- case Dhcp6RcvdReply:\r
- //\r
- // Cache the dhcp ack to Private->Dhcp6Ack, but it's not the final ack in mode data\r
- // without verification.\r
- //\r
- ASSERT (Private->SelectIndex != 0);\r
- PxeBcCopyDhcp6Ack (Private, Packet, FALSE);\r
- break;\r
+ case Dhcp6SendRequest:\r
+ if (Packet->Length > PXEBC_DHCP6_PACKET_MAX_SIZE) {\r
+ //\r
+ // If the to be sent packet exceeds the maximum length, abort the DHCP process.\r
+ //\r
+ Status = EFI_ABORTED;\r
+ break;\r
+ }\r
\r
- default:\r
- ASSERT (0);\r
+ //\r
+ // Store the request packet as seed packet for discover.\r
+ //\r
+ if (Private->Dhcp6Request != NULL) {\r
+ FreePool (Private->Dhcp6Request);\r
+ }\r
+\r
+ Private->Dhcp6Request = AllocateZeroPool (Packet->Size);\r
+ if (Private->Dhcp6Request != NULL) {\r
+ CopyMem (Private->Dhcp6Request, Packet, Packet->Size);\r
+ }\r
+\r
+ break;\r
+\r
+ case Dhcp6SelectAdvertise:\r
+ //\r
+ // Select offer by the default policy or by order, and record the SelectIndex\r
+ // and SelectProxyType.\r
+ //\r
+ PxeBcSelectDhcp6Offer (Private);\r
+\r
+ if (Private->SelectIndex == 0) {\r
+ Status = EFI_ABORTED;\r
+ } else {\r
+ ASSERT (NewPacket != NULL);\r
+ SelectAd = &Private->OfferBuffer[Private->SelectIndex - 1].Dhcp6.Packet.Offer;\r
+ *NewPacket = AllocateZeroPool (SelectAd->Size);\r
+ ASSERT (*NewPacket != NULL);\r
+ if (*NewPacket == NULL) {\r
+ return EFI_ABORTED;\r
+ }\r
+\r
+ CopyMem (*NewPacket, SelectAd, SelectAd->Size);\r
+ }\r
+\r
+ break;\r
+\r
+ case Dhcp6RcvdReply:\r
+ //\r
+ // Cache the dhcp ack to Private->Dhcp6Ack, but it's not the final ack in mode data\r
+ // without verification.\r
+ //\r
+ ASSERT (Private->SelectIndex != 0);\r
+ Status = PxeBcCopyDhcp6Ack (Private, Packet, FALSE);\r
+ if (EFI_ERROR (Status)) {\r
+ Status = EFI_ABORTED;\r
+ }\r
+\r
+ break;\r
+\r
+ default:\r
+ ASSERT (0);\r
}\r
\r
return Status;\r
}\r
\r
-\r
/**\r
Build and send out the request packet for the bootfile, and parse the reply.\r
\r
**/\r
EFI_STATUS\r
PxeBcDhcp6Discover (\r
- IN PXEBC_PRIVATE_DATA *Private,\r
- IN UINT16 Type,\r
- IN UINT16 *Layer,\r
- IN BOOLEAN UseBis,\r
- IN EFI_IP_ADDRESS *DestIp\r
+ IN PXEBC_PRIVATE_DATA *Private,\r
+ IN UINT16 Type,\r
+ IN UINT16 *Layer,\r
+ IN BOOLEAN UseBis,\r
+ IN EFI_IP_ADDRESS *DestIp\r
)\r
{\r
- EFI_PXE_BASE_CODE_UDP_PORT SrcPort;\r
- EFI_PXE_BASE_CODE_UDP_PORT DestPort;\r
- EFI_PXE_BASE_CODE_MODE *Mode;\r
- EFI_PXE_BASE_CODE_PROTOCOL *PxeBc;\r
- EFI_PXE_BASE_CODE_DHCPV6_PACKET *Discover;\r
- UINTN DiscoverLen;\r
- EFI_DHCP6_PACKET *Request;\r
- UINTN RequestLen;\r
- EFI_DHCP6_PACKET *Reply;\r
- UINT8 *RequestOpt;\r
- UINT8 *DiscoverOpt;\r
- UINTN ReadSize;\r
- UINT16 OpFlags;\r
- UINT16 OpCode;\r
- UINT16 OpLen;\r
- UINT32 Xid;\r
- EFI_STATUS Status;\r
-\r
- PxeBc = &Private->PxeBc;\r
- Mode = PxeBc->Mode;\r
- Request = Private->Dhcp6Request;\r
- SrcPort = PXEBC_BS_DISCOVER_PORT;\r
- DestPort = PXEBC_BS_DISCOVER_PORT;\r
- OpFlags = 0;\r
-\r
- if (!UseBis && Layer != NULL) {\r
+ EFI_PXE_BASE_CODE_UDP_PORT SrcPort;\r
+ EFI_PXE_BASE_CODE_UDP_PORT DestPort;\r
+ EFI_PXE_BASE_CODE_MODE *Mode;\r
+ EFI_PXE_BASE_CODE_PROTOCOL *PxeBc;\r
+ EFI_PXE_BASE_CODE_DHCPV6_PACKET *Discover;\r
+ UINTN DiscoverLen;\r
+ EFI_DHCP6_PACKET *Request;\r
+ UINTN RequestLen;\r
+ EFI_DHCP6_PACKET *Reply;\r
+ UINT8 *RequestOpt;\r
+ UINT8 *DiscoverOpt;\r
+ UINTN ReadSize;\r
+ UINT16 OpCode;\r
+ UINT16 OpLen;\r
+ UINT32 Xid;\r
+ EFI_STATUS Status;\r
+\r
+ PxeBc = &Private->PxeBc;\r
+ Mode = PxeBc->Mode;\r
+ Request = Private->Dhcp6Request;\r
+ SrcPort = PXEBC_BS_DISCOVER_PORT;\r
+ DestPort = PXEBC_BS_DISCOVER_PORT;\r
+\r
+ if (!UseBis && (Layer != NULL)) {\r
*Layer &= EFI_PXE_BASE_CODE_BOOT_LAYER_MASK;\r
}\r
\r
RequestLen = DiscoverLen;\r
\r
while (RequestLen < Request->Length) {\r
- OpCode = NTOHS (((EFI_DHCP6_PACKET_OPTION *) RequestOpt)->OpCode);\r
- OpLen = NTOHS (((EFI_DHCP6_PACKET_OPTION *) RequestOpt)->OpLen);\r
- if (OpCode != EFI_DHCP6_IA_TYPE_NA &&\r
- OpCode != EFI_DHCP6_IA_TYPE_TA) {\r
+ OpCode = NTOHS (((EFI_DHCP6_PACKET_OPTION *)RequestOpt)->OpCode);\r
+ OpLen = NTOHS (((EFI_DHCP6_PACKET_OPTION *)RequestOpt)->OpLen);\r
+ if ((OpCode != EFI_DHCP6_IA_TYPE_NA) &&\r
+ (OpCode != EFI_DHCP6_IA_TYPE_TA))\r
+ {\r
//\r
// Copy all the options except IA option.\r
//\r
DiscoverOpt += (OpLen + 4);\r
DiscoverLen += (OpLen + 4);\r
}\r
+\r
RequestOpt += (OpLen + 4);\r
RequestLen += (OpLen + 4);\r
}\r
\r
Status = PxeBc->UdpWrite (\r
PxeBc,\r
- OpFlags,\r
+ 0,\r
&Private->ServerIp,\r
&DestPort,\r
NULL,\r
NULL,\r
NULL,\r
&DiscoverLen,\r
- (VOID *) Discover\r
+ (VOID *)Discover\r
);\r
if (EFI_ERROR (Status)) {\r
- return Status;\r
+ goto ON_ERROR;\r
}\r
\r
//\r
} else {\r
Reply = &Private->ProxyOffer.Dhcp6.Packet.Offer;\r
}\r
- ReadSize = (UINTN) Reply->Size;\r
+\r
+ ReadSize = (UINTN)Reply->Size;\r
\r
//\r
// Start Udp6Read instance\r
//\r
Status = Private->Udp6Read->Configure (Private->Udp6Read, &Private->Udp6CfgData);\r
if (EFI_ERROR (Status)) {\r
- return Status;\r
+ goto ON_ERROR;\r
}\r
- \r
+\r
Status = PxeBc->UdpRead (\r
PxeBc,\r
- OpFlags,\r
- &Private->StationIp,\r
+ EFI_PXE_BASE_CODE_UDP_OPFLAGS_ANY_DEST_IP,\r
+ NULL,\r
&SrcPort,\r
&Private->ServerIp,\r
&DestPort,\r
NULL,\r
NULL,\r
&ReadSize,\r
- (VOID *) &Reply->Dhcp6\r
+ (VOID *)&Reply->Dhcp6\r
);\r
//\r
// Stop Udp6Read instance\r
//\r
Private->Udp6Read->Configure (Private->Udp6Read, NULL);\r
if (EFI_ERROR (Status)) {\r
- return Status;\r
+ goto ON_ERROR;\r
}\r
\r
return EFI_SUCCESS;\r
-}\r
\r
+ON_ERROR:\r
+ if (Discover != NULL) {\r
+ FreePool (Discover);\r
+ }\r
+\r
+ return Status;\r
+}\r
\r
/**\r
Start the DHCPv6 S.A.R.R. process to acquire the IPv6 address and other PXE boot information.\r
**/\r
EFI_STATUS\r
PxeBcDhcp6Sarr (\r
- IN PXEBC_PRIVATE_DATA *Private,\r
- IN EFI_DHCP6_PROTOCOL *Dhcp6\r
+ IN PXEBC_PRIVATE_DATA *Private,\r
+ IN EFI_DHCP6_PROTOCOL *Dhcp6\r
)\r
{\r
- EFI_PXE_BASE_CODE_MODE *PxeMode;\r
- EFI_DHCP6_CONFIG_DATA Config;\r
- EFI_DHCP6_MODE_DATA Mode;\r
- EFI_DHCP6_RETRANSMISSION *Retransmit;\r
- EFI_DHCP6_PACKET_OPTION *OptList[PXEBC_DHCP6_OPTION_MAX_NUM];\r
- UINT8 Buffer[PXEBC_DHCP6_OPTION_MAX_SIZE];\r
- UINT32 OptCount;\r
- EFI_STATUS Status;\r
- EFI_IP6_CONFIG_PROTOCOL *Ip6Cfg;\r
- EFI_STATUS TimerStatus;\r
- EFI_EVENT Timer;\r
- UINT64 GetMappingTimeOut;\r
- UINTN DataSize;\r
- EFI_IP6_CONFIG_DUP_ADDR_DETECT_TRANSMITS DadXmits;\r
-\r
- Status = EFI_SUCCESS;\r
- PxeMode = Private->PxeBc.Mode;\r
- Ip6Cfg = Private->Ip6Cfg;\r
- Timer = NULL;\r
+ EFI_PXE_BASE_CODE_MODE *PxeMode;\r
+ EFI_DHCP6_CONFIG_DATA Config;\r
+ EFI_DHCP6_MODE_DATA Mode;\r
+ EFI_DHCP6_RETRANSMISSION *Retransmit;\r
+ EFI_DHCP6_PACKET_OPTION *OptList[PXEBC_DHCP6_OPTION_MAX_NUM];\r
+ UINT8 Buffer[PXEBC_DHCP6_OPTION_MAX_SIZE];\r
+ UINT32 OptCount;\r
+ EFI_STATUS Status;\r
+ EFI_IP6_CONFIG_PROTOCOL *Ip6Cfg;\r
+ EFI_STATUS TimerStatus;\r
+ EFI_EVENT Timer;\r
+ UINT64 GetMappingTimeOut;\r
+ UINTN DataSize;\r
+ EFI_IP6_CONFIG_DUP_ADDR_DETECT_TRANSMITS DadXmits;\r
+\r
+ Status = EFI_SUCCESS;\r
+ PxeMode = Private->PxeBc.Mode;\r
+ Ip6Cfg = Private->Ip6Cfg;\r
+ Timer = NULL;\r
\r
//\r
// Build option list for the request packet.\r
//\r
- OptCount = PxeBcBuildDhcp6Options (Private, OptList, Buffer);\r
- ASSERT (OptCount> 0);\r
+ OptCount = PxeBcBuildDhcp6Options (Private, OptList, Buffer);\r
+ ASSERT (OptCount > 0);\r
\r
Retransmit = AllocateZeroPool (sizeof (EFI_DHCP6_RETRANSMISSION));\r
if (Retransmit == NULL) {\r
ZeroMem (Private->OfferCount, sizeof (Private->OfferCount));\r
ZeroMem (Private->OfferIndex, sizeof (Private->OfferIndex));\r
\r
-\r
//\r
// Start DHCPv6 S.A.R.R. process to acquire IPv6 address.\r
//\r
// Get Duplicate Address Detection Transmits count.\r
//\r
DataSize = sizeof (EFI_IP6_CONFIG_DUP_ADDR_DETECT_TRANSMITS);\r
- Status = Ip6Cfg->GetData (\r
- Ip6Cfg,\r
- Ip6ConfigDataTypeDupAddrDetectTransmits,\r
- &DataSize,\r
- &DadXmits\r
- );\r
+ Status = Ip6Cfg->GetData (\r
+ Ip6Cfg,\r
+ Ip6ConfigDataTypeDupAddrDetectTransmits,\r
+ &DataSize,\r
+ &DadXmits\r
+ );\r
if (EFI_ERROR (Status)) {\r
Dhcp6->Configure (Dhcp6, NULL);\r
return Status;\r
}\r
\r
GetMappingTimeOut = TICKS_PER_SECOND * DadXmits.DupAddrDetectTransmits + PXEBC_DAD_ADDITIONAL_DELAY;\r
- Status = gBS->SetTimer (Timer, TimerRelative, GetMappingTimeOut);\r
+ Status = gBS->SetTimer (Timer, TimerRelative, GetMappingTimeOut);\r
if (EFI_ERROR (Status)) {\r
gBS->CloseEvent (Timer);\r
Dhcp6->Configure (Dhcp6, NULL);\r
}\r
\r
do {\r
- \r
TimerStatus = gBS->CheckEvent (Timer);\r
if (!EFI_ERROR (TimerStatus)) {\r
Status = Dhcp6->Start (Dhcp6);\r
}\r
} while (TimerStatus == EFI_NOT_READY);\r
- \r
+\r
gBS->CloseEvent (Timer);\r
}\r
+\r
if (EFI_ERROR (Status)) {\r
if (Status == EFI_ICMP_ERROR) {\r
PxeMode->IcmpErrorReceived = TRUE;\r
}\r
+\r
Dhcp6->Configure (Dhcp6, NULL);\r
return Status;\r
}\r
return Status;\r
}\r
\r
- ASSERT (Mode.Ia->State == Dhcp6Bound);\r
+ ASSERT ((Mode.Ia != NULL) && (Mode.Ia->State == Dhcp6Bound));\r
//\r
// DHCP6 doesn't have an option to specify the router address on the subnet, the only way to get the\r
// router address in IP6 is the router discovery mechanism (the RS and RA, which only be handled when\r
// the IP policy is Automatic). So we just hold the station IP address here and leave the IP policy as\r
- // Automatic, until we get the server IP address. This could let IP6 driver finish the router discovery \r
+ // Automatic, until we get the server IP address. This could let IP6 driver finish the router discovery\r
// to find a valid router address.\r
//\r
CopyMem (&Private->TmpStationIp.v6, &Mode.Ia->IaAddress[0].IpAddress, sizeof (EFI_IPv6_ADDRESS));\r
+ if (Mode.ClientId != NULL) {\r
+ FreePool (Mode.ClientId);\r
+ }\r
+\r
+ if (Mode.Ia != NULL) {\r
+ FreePool (Mode.Ia);\r
+ }\r
\r
//\r
// Check the selected offer whether BINL retry is needed.\r
Dhcp6->Stop (Dhcp6);\r
return Status;\r
}\r
- \r
+\r
return EFI_SUCCESS;\r
}\r
projects / mirror_edk2.git / blobdiff