/** @file\r
Functions implementation related with DHCPv6 for HTTP boot driver.\r
\r
-Copyright (c) 2016, Intel Corporation. All rights reserved.<BR>\r
-This program and the accompanying materials are licensed and made available under \r
-the terms and conditions of the BSD License that accompanies this distribution. \r
-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
+Copyright (c) 2015 - 2018, Intel Corporation. All rights reserved.<BR>\r
+SPDX-License-Identifier: BSD-2-Clause-Patent\r
\r
**/\r
\r
**/\r
UINT32\r
HttpBootBuildDhcp6Options (\r
- IN HTTP_BOOT_PRIVATE_DATA *Private,\r
- OUT EFI_DHCP6_PACKET_OPTION **OptList,\r
- IN UINT8 *Buffer\r
+ IN HTTP_BOOT_PRIVATE_DATA *Private,\r
+ OUT EFI_DHCP6_PACKET_OPTION **OptList,\r
+ IN UINT8 *Buffer\r
)\r
{\r
- HTTP_BOOT_DHCP6_OPTION_ENTRY OptEnt;\r
- UINT16 Value;\r
- UINT32 Index;\r
+ HTTP_BOOT_DHCP6_OPTION_ENTRY OptEnt;\r
+ UINT16 Value;\r
+ UINT32 Index;\r
\r
Index = 0;\r
- OptList[0] = (EFI_DHCP6_PACKET_OPTION *) Buffer;\r
+ OptList[0] = (EFI_DHCP6_PACKET_OPTION *)Buffer;\r
\r
//\r
// Append client option request option\r
//\r
- OptList[Index]->OpCode = HTONS (HTTP_BOOT_DHCP6_OPT_ORO);\r
- OptList[Index]->OpLen = HTONS (8);\r
- OptEnt.Oro = (HTTP_BOOT_DHCP6_OPTION_ORO *) OptList[Index]->Data;\r
- OptEnt.Oro->OpCode[0] = HTONS(HTTP_BOOT_DHCP6_OPT_BOOT_FILE_URL);\r
- OptEnt.Oro->OpCode[1] = HTONS(HTTP_BOOT_DHCP6_OPT_BOOT_FILE_PARAM);\r
- OptEnt.Oro->OpCode[2] = HTONS(HTTP_BOOT_DHCP6_OPT_DNS_SERVERS);\r
- OptEnt.Oro->OpCode[3] = HTONS(HTTP_BOOT_DHCP6_OPT_VENDOR_CLASS);\r
+ OptList[Index]->OpCode = HTONS (DHCP6_OPT_ORO);\r
+ OptList[Index]->OpLen = HTONS (8);\r
+ OptEnt.Oro = (HTTP_BOOT_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 (HTTP_BOOT_DHCP6_OPT_UNDI);\r
- OptList[Index]->OpLen = HTONS ((UINT16)3);\r
- OptEnt.Undi = (HTTP_BOOT_DHCP6_OPTION_UNDI *) OptList[Index]->Data;\r
+ OptList[Index]->OpCode = HTONS (DHCP6_OPT_UNDI);\r
+ OptList[Index]->OpLen = HTONS ((UINT16)3);\r
+ OptEnt.Undi = (HTTP_BOOT_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 (HTTP_BOOT_DHCP6_OPT_ARCH);\r
- OptList[Index]->OpLen = HTONS ((UINT16) sizeof (HTTP_BOOT_DHCP6_OPTION_ARCH));\r
- OptEnt.Arch = (HTTP_BOOT_DHCP6_OPTION_ARCH *) OptList[Index]->Data;\r
- Value = HTONS (EFI_HTTP_BOOT_CLIENT_SYSTEM_ARCHITECTURE);\r
+ OptList[Index]->OpCode = HTONS (DHCP6_OPT_ARCH);\r
+ OptList[Index]->OpLen = HTONS ((UINT16)sizeof (HTTP_BOOT_DHCP6_OPTION_ARCH));\r
+ OptEnt.Arch = (HTTP_BOOT_DHCP6_OPTION_ARCH *)OptList[Index]->Data;\r
+ Value = HTONS (EFI_HTTP_BOOT_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 identify option.\r
//\r
- OptList[Index]->OpCode = HTONS (HTTP_BOOT_DHCP6_OPT_VENDOR_CLASS);\r
- OptList[Index]->OpLen = HTONS ((UINT16) sizeof (HTTP_BOOT_DHCP6_OPTION_VENDOR_CLASS));\r
- OptEnt.VendorClass = (HTTP_BOOT_DHCP6_OPTION_VENDOR_CLASS *) OptList[Index]->Data;\r
+ OptList[Index]->OpCode = HTONS (DHCP6_OPT_VENDOR_CLASS);\r
+ OptList[Index]->OpLen = HTONS ((UINT16)sizeof (HTTP_BOOT_DHCP6_OPTION_VENDOR_CLASS));\r
+ OptEnt.VendorClass = (HTTP_BOOT_DHCP6_OPTION_VENDOR_CLASS *)OptList[Index]->Data;\r
OptEnt.VendorClass->Vendor = HTONL (HTTP_BOOT_DHCP6_ENTERPRISE_NUM);\r
- OptEnt.VendorClass->ClassLen = HTONS ((UINT16) sizeof (HTTP_BOOT_CLASS_ID));\r
+ OptEnt.VendorClass->ClassLen = HTONS ((UINT16)sizeof (HTTP_BOOT_CLASS_ID));\r
CopyMem (\r
&OptEnt.VendorClass->ClassId,\r
DEFAULT_CLASS_ID_DATA,\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
HttpBootParseDhcp6Options (\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
**/\r
EFI_STATUS\r
HttpBootParseDhcp6Packet (\r
- IN HTTP_BOOT_DHCP6_PACKET_CACHE *Cache6\r
+ IN HTTP_BOOT_DHCP6_PACKET_CACHE *Cache6\r
)\r
{\r
- EFI_DHCP6_PACKET *Offer;\r
- EFI_DHCP6_PACKET_OPTION **Options;\r
- EFI_DHCP6_PACKET_OPTION *Option;\r
- HTTP_BOOT_OFFER_TYPE OfferType;\r
- EFI_IPv6_ADDRESS IpAddr;\r
- BOOLEAN IsProxyOffer;\r
- BOOLEAN IsHttpOffer;\r
- BOOLEAN IsDnsOffer;\r
- BOOLEAN IpExpressedUri;\r
- EFI_STATUS Status;\r
- UINT32 Offset;\r
- UINT32 Length;\r
- \r
+ EFI_DHCP6_PACKET *Offer;\r
+ EFI_DHCP6_PACKET_OPTION **Options;\r
+ EFI_DHCP6_PACKET_OPTION *Option;\r
+ HTTP_BOOT_OFFER_TYPE OfferType;\r
+ EFI_IPv6_ADDRESS IpAddr;\r
+ BOOLEAN IsProxyOffer;\r
+ BOOLEAN IsHttpOffer;\r
+ BOOLEAN IsDnsOffer;\r
+ BOOLEAN IpExpressedUri;\r
+ EFI_STATUS Status;\r
+ UINT32 Offset;\r
+ UINT32 Length;\r
+\r
IsDnsOffer = FALSE;\r
IpExpressedUri = FALSE;\r
IsProxyOffer = TRUE;\r
IsHttpOffer = FALSE;\r
- Offer = &Cache6->Packet.Offer;\r
- Options = Cache6->OptList;\r
- \r
+ Offer = &Cache6->Packet.Offer;\r
+ Options = Cache6->OptList;\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) == HTTP_BOOT_DHCP6_OPT_IA_NA) {\r
+ if (NTOHS (Option->OpCode) == DHCP6_OPT_IA_NA) {\r
Options[HTTP_BOOT_DHCP6_IDX_IA_NA] = Option;\r
- } else if (NTOHS (Option->OpCode) == HTTP_BOOT_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[HTTP_BOOT_DHCP6_IDX_BOOT_FILE_URL] = Option;\r
- } else if (NTOHS (Option->OpCode) == HTTP_BOOT_DHCP6_OPT_BOOT_FILE_PARAM) {\r
+ } else if (NTOHS (Option->OpCode) == DHCP6_OPT_BOOT_FILE_PARAM) {\r
Options[HTTP_BOOT_DHCP6_IDX_BOOT_FILE_PARAM] = Option;\r
- } else if (NTOHS (Option->OpCode) == HTTP_BOOT_DHCP6_OPT_VENDOR_CLASS) {\r
+ } else if (NTOHS (Option->OpCode) == DHCP6_OPT_VENDOR_CLASS) {\r
Options[HTTP_BOOT_DHCP6_IDX_VENDOR_CLASS] = Option;\r
- } else if (NTOHS (Option->OpCode) == HTTP_BOOT_DHCP6_OPT_DNS_SERVERS) {\r
+ } else if (NTOHS (Option->OpCode) == DHCP6_OPT_DNS_SERVERS) {\r
Options[HTTP_BOOT_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[HTTP_BOOT_DHCP6_IDX_IA_NA];\r
if (Option != NULL) {\r
Option = HttpBootParseDhcp6Options (\r
Option->Data + 12,\r
NTOHS (Option->OpLen),\r
- HTTP_BOOT_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
//\r
Option = Options[HTTP_BOOT_DHCP6_IDX_VENDOR_CLASS];\r
\r
- if (Option != NULL &&\r
- NTOHS(Option->OpLen) >= 10 &&\r
- CompareMem (Option->Data, DEFAULT_CLASS_ID_DATA, 10) == 0) {\r
- IsHttpOffer = TRUE;\r
+ if ((Option != NULL) &&\r
+ (NTOHS (Option->OpLen) >= 16) &&\r
+ (CompareMem ((Option->Data + 6), DEFAULT_CLASS_ID_DATA, 10) == 0))\r
+ {\r
+ IsHttpOffer = TRUE;\r
}\r
\r
//\r
//\r
// Http offer must have a boot URI.\r
//\r
- if (IsHttpOffer && Options[HTTP_BOOT_DHCP6_IDX_BOOT_FILE_URL] == NULL) {\r
+ if (IsHttpOffer && (Options[HTTP_BOOT_DHCP6_IDX_BOOT_FILE_URL] == NULL)) {\r
return EFI_DEVICE_ERROR;\r
}\r
- \r
+\r
//\r
- // Try to retrieve the IP of HTTP server from URI. \r
+ // Try to retrieve the IP of HTTP server from URI.\r
//\r
if (IsHttpOffer) {\r
Status = HttpParseUrl (\r
- (CHAR8*) Options[HTTP_BOOT_DHCP6_IDX_BOOT_FILE_URL]->Data,\r
- (UINT32) AsciiStrLen ((CHAR8*) Options[HTTP_BOOT_DHCP6_IDX_BOOT_FILE_URL]->Data),\r
+ (CHAR8 *)Options[HTTP_BOOT_DHCP6_IDX_BOOT_FILE_URL]->Data,\r
+ (UINT32)AsciiStrLen ((CHAR8 *)Options[HTTP_BOOT_DHCP6_IDX_BOOT_FILE_URL]->Data),\r
FALSE,\r
&Cache6->UriParser\r
);\r
}\r
\r
Status = HttpUrlGetIp6 (\r
- (CHAR8*) Options[HTTP_BOOT_DHCP6_IDX_BOOT_FILE_URL]->Data,\r
+ (CHAR8 *)Options[HTTP_BOOT_DHCP6_IDX_BOOT_FILE_URL]->Data,\r
Cache6->UriParser,\r
&IpAddr\r
);\r
//\r
if (IsHttpOffer) {\r
if (IpExpressedUri) {\r
- OfferType = IsProxyOffer ? HttpOfferTypeProxyIpUri : HttpOfferTypeDhcpIpUri;\r
+ if (IsProxyOffer) {\r
+ OfferType = HttpOfferTypeProxyIpUri;\r
+ } else {\r
+ OfferType = IsDnsOffer ? HttpOfferTypeDhcpIpUriDns : HttpOfferTypeDhcpIpUri;\r
+ }\r
} else {\r
if (!IsProxyOffer) {\r
OfferType = IsDnsOffer ? HttpOfferTypeDhcpNameUriDns : HttpOfferTypeDhcpNameUri;\r
OfferType = HttpOfferTypeProxyNameUri;\r
}\r
}\r
-\r
} else {\r
if (!IsProxyOffer) {\r
OfferType = IsDnsOffer ? HttpOfferTypeDhcpDns : HttpOfferTypeDhcpOnly;\r
return EFI_DEVICE_ERROR;\r
}\r
}\r
- \r
+\r
Cache6->OfferType = OfferType;\r
return EFI_SUCCESS;\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
HttpBootCacheDhcp6Packet (\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
+ return EFI_SUCCESS;\r
}\r
\r
/**\r
@param[in] Private The pointer to HTTP_BOOT_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
**/\r
-VOID\r
+EFI_STATUS\r
HttpBootCacheDhcp6Offer (\r
IN HTTP_BOOT_PRIVATE_DATA *Private,\r
IN EFI_DHCP6_PACKET *RcvdOffer\r
)\r
{\r
- HTTP_BOOT_DHCP6_PACKET_CACHE *Cache6;\r
- EFI_DHCP6_PACKET *Offer;\r
- HTTP_BOOT_OFFER_TYPE OfferType;\r
+ HTTP_BOOT_DHCP6_PACKET_CACHE *Cache6;\r
+ EFI_DHCP6_PACKET *Offer;\r
+ HTTP_BOOT_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
- HttpBootCacheDhcp6Packet(Offer, RcvdOffer);\r
+ Status = HttpBootCacheDhcp6Packet (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 (HttpBootParseDhcp6Packet (Cache6))) {\r
- return ;\r
+ return EFI_ABORTED;\r
}\r
\r
//\r
ASSERT (Private->OfferCount[OfferType] < HTTP_BOOT_OFFER_MAX_NUM);\r
Private->OfferIndex[OfferType][Private->OfferCount[OfferType]] = Private->OfferNum;\r
Private->OfferCount[OfferType]++;\r
- Private->OfferNum++; \r
+ Private->OfferNum++;\r
+\r
+ return EFI_SUCCESS;\r
}\r
\r
/**\r
@retval EFI_NOT_READY Only used in the Dhcp6Selecting state. The EFI DHCPv6 Protocol\r
driver will continue to wait for more packets.\r
@retval EFI_ABORTED Told the EFI DHCPv6 Protocol driver to abort the current process.\r
+ @retval EFI_OUT_OF_RESOURCES There are not enough resources.\r
\r
**/\r
EFI_STATUS\r
EFIAPI\r
HttpBootDhcp6CallBack (\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
- HTTP_BOOT_PRIVATE_DATA *Private;\r
- EFI_DHCP6_PACKET *SelectAd;\r
- EFI_STATUS Status;\r
- if ((Dhcp6Event != Dhcp6RcvdAdvertise) && (Dhcp6Event != Dhcp6SelectAdvertise)) {\r
- return EFI_SUCCESS;\r
- }\r
-\r
- ASSERT (Packet != NULL);\r
- \r
- Private = (HTTP_BOOT_PRIVATE_DATA *) Context;\r
- Status = EFI_SUCCESS;\r
- switch (Dhcp6Event) {\r
- \r
- case Dhcp6RcvdAdvertise:\r
- Status = EFI_NOT_READY;\r
- if (Private->OfferNum < HTTP_BOOT_OFFER_MAX_NUM) {\r
- //\r
- // Cache the dhcp offers to OfferBuffer[] for select later, and record\r
- // the OfferIndex and OfferCount.\r
- //\r
- HttpBootCacheDhcp6Offer (Private, Packet);\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
- HttpBootSelectDhcpOffer (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
- CopyMem (*NewPacket, SelectAd, SelectAd->Size);\r
- }\r
- break;\r
- \r
- default:\r
- break;\r
- }\r
-\r
- return Status; \r
+ HTTP_BOOT_PRIVATE_DATA *Private;\r
+ EFI_DHCP6_PACKET *SelectAd;\r
+ EFI_STATUS Status;\r
+ BOOLEAN Received;\r
+\r
+ if ((Dhcp6Event != Dhcp6SendSolicit) &&\r
+ (Dhcp6Event != Dhcp6RcvdAdvertise) &&\r
+ (Dhcp6Event != Dhcp6SendRequest) &&\r
+ (Dhcp6Event != Dhcp6RcvdReply) &&\r
+ (Dhcp6Event != Dhcp6SelectAdvertise))\r
+ {\r
+ return EFI_SUCCESS;\r
+ }\r
+\r
+ ASSERT (Packet != NULL);\r
+\r
+ Private = (HTTP_BOOT_PRIVATE_DATA *)Context;\r
+ Status = EFI_SUCCESS;\r
+ if ((Private->HttpBootCallback != NULL) && (Dhcp6Event != Dhcp6SelectAdvertise)) {\r
+ Received = (BOOLEAN)(Dhcp6Event == Dhcp6RcvdAdvertise || Dhcp6Event == Dhcp6RcvdReply);\r
+ Status = Private->HttpBootCallback->Callback (\r
+ Private->HttpBootCallback,\r
+ HttpBootDhcp6,\r
+ Received,\r
+ Packet->Length,\r
+ &Packet->Dhcp6\r
+ );\r
+ if (EFI_ERROR (Status)) {\r
+ return EFI_ABORTED;\r
+ }\r
+ }\r
+\r
+ switch (Dhcp6Event) {\r
+ case Dhcp6RcvdAdvertise:\r
+ Status = EFI_NOT_READY;\r
+ if (Packet->Length > HTTP_BOOT_DHCP6_PACKET_MAX_SIZE) {\r
+ //\r
+ // Ignore the incoming packets which exceed the maximum length.\r
+ //\r
+ break;\r
+ }\r
+\r
+ if (Private->OfferNum < HTTP_BOOT_OFFER_MAX_NUM) {\r
+ //\r
+ // Cache the dhcp offers to OfferBuffer[] for select later, and record\r
+ // the OfferIndex and OfferCount.\r
+ // If error happens, just ignore this packet and continue to wait more offer.\r
+ //\r
+ HttpBootCacheDhcp6Offer (Private, Packet);\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
+ HttpBootSelectDhcpOffer (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
+ if (*NewPacket == NULL) {\r
+ return EFI_OUT_OF_RESOURCES;\r
+ }\r
+\r
+ CopyMem (*NewPacket, SelectAd, SelectAd->Size);\r
+ }\r
+\r
+ break;\r
+\r
+ default:\r
+ break;\r
+ }\r
+\r
+ return Status;\r
}\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
HttpBootCheckRouteTable (\r
- IN HTTP_BOOT_PRIVATE_DATA *Private,\r
- IN UINTN TimeOutInSecond,\r
- OUT EFI_IPv6_ADDRESS *GatewayAddr\r
+ IN HTTP_BOOT_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 (EFI_ERROR (Status)) {\r
goto ON_EXIT;\r
}\r
- \r
+\r
//\r
// Find out the gateway address which can route the message which send to ServerIp.\r
//\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
\r
@param[in] Private The pointer to HTTP_BOOT_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
HttpBootSetIp6Policy (\r
- IN HTTP_BOOT_PRIVATE_DATA *Private\r
+ IN HTTP_BOOT_PRIVATE_DATA *Private\r
)\r
{\r
- EFI_IP6_CONFIG_POLICY Policy;\r
- EFI_IP6_CONFIG_PROTOCOL *Ip6Config;\r
- EFI_STATUS Status;\r
- UINTN DataSize;\r
+ EFI_IP6_CONFIG_POLICY Policy;\r
+ EFI_IP6_CONFIG_PROTOCOL *Ip6Config;\r
+ EFI_STATUS Status;\r
+ UINTN DataSize;\r
+\r
+ Ip6Config = Private->Ip6Config;\r
+ DataSize = sizeof (EFI_IP6_CONFIG_POLICY);\r
\r
- Ip6Config = Private->Ip6Config;\r
- DataSize = sizeof (EFI_IP6_CONFIG_POLICY);\r
- \r
//\r
// Get and store the current policy of IP6 driver.\r
//\r
Status = Ip6Config->SetData (\r
Ip6Config,\r
Ip6ConfigDataTypePolicy,\r
- sizeof(EFI_IP6_CONFIG_POLICY),\r
+ sizeof (EFI_IP6_CONFIG_POLICY),\r
&Policy\r
);\r
if (EFI_ERROR (Status)) {\r
return Status;\r
}\r
}\r
+\r
return EFI_SUCCESS;\r
}\r
\r
/**\r
This function will register the default DNS addresses to the network device.\r
- \r
+\r
@param[in] Private The pointer to HTTP_BOOT_PRIVATE_DATA.\r
@param[in] DataLength Size of the buffer pointed to by DnsServerData in bytes.\r
@param[in] DnsServerData Point a list of DNS server address in an array\r
**/\r
EFI_STATUS\r
HttpBootSetIp6Dns (\r
- IN HTTP_BOOT_PRIVATE_DATA *Private,\r
- IN UINTN DataLength,\r
- IN VOID *DnsServerData\r
+ IN HTTP_BOOT_PRIVATE_DATA *Private,\r
+ IN UINTN DataLength,\r
+ IN VOID *DnsServerData\r
)\r
{\r
- EFI_IP6_CONFIG_PROTOCOL *Ip6Config;\r
- \r
+ EFI_IP6_CONFIG_PROTOCOL *Ip6Config;\r
+\r
ASSERT (Private->UsingIpv6);\r
\r
Ip6Config = Private->Ip6Config;\r
- \r
+\r
return Ip6Config->SetData (\r
Ip6Config,\r
Ip6ConfigDataTypeDnsServer,\r
\r
/**\r
This function will register the IPv6 gateway address to the network device.\r
- \r
+\r
@param[in] Private The pointer to HTTP_BOOT_PRIVATE_DATA.\r
\r
@retval EFI_SUCCESS The new IP configuration has been configured successfully.\r
**/\r
EFI_STATUS\r
HttpBootSetIp6Gateway (\r
- IN HTTP_BOOT_PRIVATE_DATA *Private\r
+ IN HTTP_BOOT_PRIVATE_DATA *Private\r
)\r
{\r
- EFI_IP6_CONFIG_PROTOCOL *Ip6Config;\r
- EFI_STATUS Status;\r
+ EFI_IP6_CONFIG_PROTOCOL *Ip6Config;\r
+ EFI_STATUS Status;\r
\r
ASSERT (Private->UsingIpv6);\r
Ip6Config = Private->Ip6Config;\r
- \r
+\r
//\r
- // Set the default gateway address. \r
+ // Set the default gateway address.\r
//\r
if (!Private->NoGateway && !NetIp6IsUnspecifiedAddr (&Private->GatewayIp.v6)) {\r
Status = Ip6Config->SetData (\r
sizeof (EFI_IPv6_ADDRESS),\r
&Private->GatewayIp.v6\r
);\r
- if (EFI_ERROR(Status)) {\r
+ if (EFI_ERROR (Status)) {\r
return Status;\r
}\r
}\r
\r
/**\r
This function will register the station IP address.\r
- \r
+\r
@param[in] Private The pointer to HTTP_BOOT_PRIVATE_DATA.\r
\r
@retval EFI_SUCCESS The new IP address has been configured successfully.\r
**/\r
EFI_STATUS\r
HttpBootSetIp6Address (\r
- IN HTTP_BOOT_PRIVATE_DATA *Private\r
-)\r
+ IN HTTP_BOOT_PRIVATE_DATA *Private\r
+ )\r
{\r
- EFI_STATUS Status;\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 *Ip6Addr;\r
- EFI_IPv6_ADDRESS GatewayAddr;\r
- EFI_IP6_CONFIG_DATA Ip6CfgData;\r
- EFI_EVENT MappedEvt; \r
- UINTN DataSize;\r
- BOOLEAN IsAddressOk;\r
- UINTN Index;\r
+ EFI_STATUS Status;\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 *Ip6Addr;\r
+ EFI_IPv6_ADDRESS GatewayAddr;\r
+ EFI_IP6_CONFIG_DATA Ip6CfgData;\r
+ EFI_EVENT MappedEvt;\r
+ UINTN DataSize;\r
+ BOOLEAN IsAddressOk;\r
+ UINTN Index;\r
\r
ASSERT (Private->UsingIpv6);\r
- \r
+\r
MappedEvt = NULL;\r
IsAddressOk = FALSE;\r
Ip6Addr = NULL;\r
Ip6Cfg = Private->Ip6Config;\r
Ip6 = Private->Ip6;\r
- \r
+\r
ZeroMem (&CfgAddr, sizeof (EFI_IP6_CONFIG_MANUAL_ADDRESS));\r
CopyMem (&CfgAddr, &Private->StationIp.v6, sizeof (EFI_IPv6_ADDRESS));\r
ZeroMem (&Ip6CfgData, sizeof (EFI_IP6_CONFIG_DATA));\r
- \r
- Ip6CfgData.AcceptIcmpErrors = TRUE;\r
- Ip6CfgData.DefaultProtocol = IP6_ICMP;\r
- Ip6CfgData.HopLimit = HTTP_BOOT_DEFAULT_HOPLIMIT;\r
- Ip6CfgData.ReceiveTimeout = HTTP_BOOT_DEFAULT_LIFETIME;\r
- Ip6CfgData.TransmitTimeout = HTTP_BOOT_DEFAULT_LIFETIME;\r
- \r
+\r
+ Ip6CfgData.AcceptIcmpErrors = TRUE;\r
+ Ip6CfgData.DefaultProtocol = IP6_ICMP;\r
+ Ip6CfgData.HopLimit = HTTP_BOOT_DEFAULT_HOPLIMIT;\r
+ Ip6CfgData.ReceiveTimeout = HTTP_BOOT_DEFAULT_LIFETIME;\r
+ Ip6CfgData.TransmitTimeout = HTTP_BOOT_DEFAULT_LIFETIME;\r
+\r
Status = Ip6->Configure (Ip6, &Ip6CfgData);\r
if (EFI_ERROR (Status)) {\r
goto ON_EXIT;\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
//\r
// Create a notify event to set address flag when DAD if IP6 driver succeeded.\r
//\r
if (EFI_ERROR (Status)) {\r
goto ON_EXIT;\r
}\r
- \r
+\r
//\r
// Set static host ip6 address. This is a asynchronous process.\r
//\r
Ip6ConfigDataTypeManualAddress,\r
MappedEvt\r
);\r
- if (EFI_ERROR(Status)) {\r
+ if (EFI_ERROR (Status)) {\r
goto ON_EXIT;\r
}\r
\r
Ip6ConfigDataTypeManualAddress,\r
sizeof (EFI_IP6_CONFIG_MANUAL_ADDRESS),\r
&CfgAddr\r
- ); \r
- if (EFI_ERROR (Status) && Status != EFI_NOT_READY) {\r
+ );\r
+ if (EFI_ERROR (Status) && (Status != EFI_NOT_READY)) {\r
goto ON_EXIT;\r
} else if (Status == EFI_NOT_READY) {\r
//\r
while (!IsAddressOk) {\r
Ip6->Poll (Ip6);\r
}\r
+\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 = 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
+\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
+ (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
+ for (Index = 0; Index < DataSize / sizeof (EFI_IPv6_ADDRESS); Index++) {\r
if (CompareMem (Ip6Addr + Index, &CfgAddr, 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
+\r
ON_EXIT:\r
if (MappedEvt != NULL) {\r
Ip6Cfg->UnregisterDataNotify (\r
if (Ip6Addr != NULL) {\r
FreePool (Ip6Addr);\r
}\r
- \r
- return Status; \r
+\r
+ return Status;\r
}\r
\r
/**\r
**/\r
EFI_STATUS\r
HttpBootDhcp6Sarr (\r
- IN HTTP_BOOT_PRIVATE_DATA *Private\r
+ IN HTTP_BOOT_PRIVATE_DATA *Private\r
)\r
{\r
- EFI_DHCP6_PROTOCOL *Dhcp6;\r
- EFI_DHCP6_CONFIG_DATA Config;\r
- EFI_DHCP6_MODE_DATA Mode;\r
- EFI_DHCP6_RETRANSMISSION *Retransmit;\r
- EFI_DHCP6_PACKET_OPTION *OptList[HTTP_BOOT_DHCP6_OPTION_MAX_NUM];\r
- UINT32 OptCount;\r
- UINT8 Buffer[HTTP_BOOT_DHCP6_OPTION_MAX_SIZE];\r
- EFI_STATUS Status;\r
+ EFI_DHCP6_PROTOCOL *Dhcp6;\r
+ EFI_DHCP6_CONFIG_DATA Config;\r
+ EFI_DHCP6_MODE_DATA Mode;\r
+ EFI_DHCP6_RETRANSMISSION *Retransmit;\r
+ EFI_DHCP6_PACKET_OPTION *OptList[HTTP_BOOT_DHCP6_OPTION_MAX_NUM];\r
+ UINT32 OptCount;\r
+ UINT8 Buffer[HTTP_BOOT_DHCP6_OPTION_MAX_SIZE];\r
+ EFI_STATUS Status;\r
\r
Dhcp6 = Private->Dhcp6;\r
ASSERT (Dhcp6 != NULL);\r
// Build options list for the request packet.\r
//\r
OptCount = HttpBootBuildDhcp6Options (Private, OptList, Buffer);\r
- ASSERT (OptCount >0);\r
- \r
+ ASSERT (OptCount > 0);\r
+\r
Retransmit = AllocateZeroPool (sizeof (EFI_DHCP6_RETRANSMISSION));\r
if (Retransmit == NULL) {\r
return EFI_OUT_OF_RESOURCES;\r
}\r
- \r
+\r
ZeroMem (&Mode, sizeof (EFI_DHCP6_MODE_DATA));\r
ZeroMem (&Config, sizeof (EFI_DHCP6_CONFIG_DATA));\r
- \r
+\r
Config.OptionCount = OptCount;\r
Config.OptionList = OptList;\r
Config.Dhcp6Callback = HttpBootDhcp6CallBack;\r
Retransmit->Mrc = 4;\r
Retransmit->Mrt = 32;\r
Retransmit->Mrd = 60;\r
- \r
+\r
//\r
// Configure the DHCPv6 instance for HTTP boot.\r
//\r
if (EFI_ERROR (Status)) {\r
goto ON_EXIT;\r
}\r
+\r
//\r
// Initialize the record fields for DHCPv6 offer in private data.\r
//\r
- Private->OfferNum = 0;\r
- Private->SelectIndex = 0;\r
+ Private->OfferNum = 0;\r
+ Private->SelectIndex = 0;\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
if (EFI_ERROR (Status)) {\r
goto ON_EXIT;\r
}\r
- \r
+\r
//\r
// Get the acquired IPv6 address and store them.\r
//\r
if (EFI_ERROR (Status)) {\r
goto ON_EXIT;\r
}\r
- \r
+\r
ASSERT (Mode.Ia->State == Dhcp6Bound);\r
CopyMem (&Private->StationIp.v6, &Mode.Ia->IaAddress[0].IpAddress, sizeof (EFI_IPv6_ADDRESS));\r
- \r
+\r
AsciiPrint ("\n Station IPv6 address is ");\r
HttpBootShowIp6Addr (&Private->StationIp.v6);\r
AsciiPrint ("\n");\r
- \r
+\r
ON_EXIT:\r
if (EFI_ERROR (Status)) {\r
Dhcp6->Stop (Dhcp6);\r
if (Mode.ClientId != NULL) {\r
FreePool (Mode.ClientId);\r
}\r
+\r
if (Mode.Ia != NULL) {\r
FreePool (Mode.Ia);\r
}\r
}\r
\r
- return Status; \r
- \r
+ return Status;\r
}\r
-\r
projects / mirror_edk2.git / blobdiff