Hi, 

A period key is missed for this sentence in both Dns4.h and Dns6.h:

+  @retval EFI_UNSUPPORTED         This function is not supported. Or the 
requested
+                                  QType is not supported

And the parameters of EFI_DNS6_MODE_DATA are not aligned for better coding 
style. Please check.

Other parts look good to me.

Reviewed-by: Ye Ting <ting...@intel.com>

Best Regards,
Ye Ting  

-----Original Message-----
From: jiaxinwu [mailto:jiaxin...@intel.com] 
Sent: Friday, June 05, 2015 9:56 AM
To: edk2-devel@lists.sourceforge.net
Subject: [edk2] [Patch] MdePkg: Add header files for DNS/HTTP/IP4Config2.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: jiaxinwu <jiaxin...@intel.com>
---
 MdePkg/Include/Protocol/Dns4.h       | 544 +++++++++++++++++++++++++++++++++++
 MdePkg/Include/Protocol/Dns6.h       | 539 ++++++++++++++++++++++++++++++++++
 MdePkg/Include/Protocol/Http.h       | 505 ++++++++++++++++++++++++++++++++
 MdePkg/Include/Protocol/Ip4Config2.h | 313 ++++++++++++++++++++
 MdePkg/MdePkg.dec                    |  21 ++
 5 files changed, 1922 insertions(+)
 create mode 100644 MdePkg/Include/Protocol/Dns4.h
 create mode 100644 MdePkg/Include/Protocol/Dns6.h
 create mode 100644 MdePkg/Include/Protocol/Http.h
 create mode 100644 MdePkg/Include/Protocol/Ip4Config2.h

diff --git a/MdePkg/Include/Protocol/Dns4.h b/MdePkg/Include/Protocol/Dns4.h
new file mode 100644
index 0000000..61eccf2
--- /dev/null
+++ b/MdePkg/Include/Protocol/Dns4.h
@@ -0,0 +1,544 @@
+/** @file
+  This file defines the EFI Domain Name Service Binding Protocol interface. It 
is split
+  into the following two main sections:
+  DNSv4 Service Binding Protocol (DNSv4SB)
+  DNSv4 Protocol (DNSv4)
+
+  Copyright (c) 2015, Intel Corporation. All rights reserved.<BR>
+  This program and the accompanying materials
+  are licensed and made available under the terms and conditions of the BSD 
License
+  which accompanies this distribution. The full text of the license may be 
found at
+  http://opensource.org/licenses/bsd-license.php
+
+  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+  @par Revision Reference:
+  This Protocol is introduced in UEFI Specification 2.5
+
+**/
+
+#ifndef __EFI_DNS4_PROTOCOL_H__
+#define __EFI_DNS4_PROTOCOL_H__
+
+#define EFI_DNS4_SERVICE_BINDING_PROTOCOL_GUID \
+  { \
+    0xb625b186, 0xe063, 0x44f7, {0x89, 0x5, 0x6a, 0x74, 0xdc, 0x6f, 0x52, 0xb4 
} \
+  }
+
+#define EFI_DNS4_PROTOCOL_GUID \
+  { \
+    0xae3d28cc, 0xe05b, 0x4fa1, {0xa0, 0x11, 0x7e, 0xb5, 0x5a, 0x3f, 0x14, 0x1 
} \
+  }
+
+typedef struct _EFI_DNS4_PROTOCOL EFI_DNS4_PROTOCOL;
+
+///
+/// EFI_DNS4_CONFIG_DATA
+///
+typedef struct {
+  ///
+  /// Count of the DNS servers. When used with GetModeData(), 
+  /// this field is the count of originally configured servers when 
+  /// Configure() was called for this instance. When used with 
+  /// Configure() this is the count of caller-supplied servers. If the 
+  /// DnsServerListCount is zero, the DNS server configuration 
+  /// will be retrieved from DHCP server automatically.
+  ///
+  UINTN                         DnsServerListCount;
+  ///
+  /// Pointer to DNS server list containing DnsServerListCount entries or NULL 
+  /// if DnsServerListCountis 0. For Configure(), this will be NULL when there 
are 
+  /// no caller supplied server addresses, and, the DNS instance will retrieve 
+  /// DNS server from DHCP Server. The provided DNS server list is 
+  /// recommended to be filled up in the sequence of preference. When 
+  /// used with GetModeData(), the buffer containing the list will 
+  /// be allocated by the driver implementing this protocol and must be 
+  /// freed by the caller. When used with Configure(), the buffer 
+  /// containing the list will be allocated and released by the caller.
+  ///
+  EFI_IPv4_ADDRESS              *DnsServerList;
+  ///
+  /// Set to TRUE to use the default IP address/subnet mask and default 
routing table.
+  ///
+  BOOLEAN                       UseDefaultSetting;
+  ///
+  /// If TRUE, enable DNS cache function for this DNS instance. If FALSE, all 
DNS
+  /// query will not lookup local DNS cache.
+  ///
+  BOOLEAN                       EnableDnsCache;
+  ///
+  /// Use the protocol number defined in "Links to UEFI-Related 
+  /// Documents"(http://uefi.org/uefi) under the heading "IANA 
+  /// Protocol Numbers". Only TCP or UDP are supported, and other 
+  /// protocol values are invalid. An implementation can choose to 
+  /// support only UDP, or both TCP and UDP.
+  ///
+  UINT8                         Protocol;
+  ///
+  /// If UseDefaultSetting is FALSE indicates the station address to use.
+  ///
+  EFI_IPv4_ADDRESS              StationIp;
+  ///
+  /// If UseDefaultSetting is FALSE indicates the subnet mask to use.
+  ///
+  EFI_IPv4_ADDRESS              SubnetMask;
+  ///
+  /// Local port number. Set to zero to use the automatically assigned port 
number.
+  ///
+  UINT16                        LocalPort;
+  ///
+  /// Retry number if no response received after RetryInterval.
+  ///
+  UINT32                        RetryCount;
+  ///
+  /// Minimum interval of retry is 2 second. If the retry interval is less 
than 2
+  /// seconds, then use the 2 seconds.
+  ///
+  UINT32                        RetryInterval;
+} EFI_DNS4_CONFIG_DATA;
+
+
+///
+/// EFI_DNS4_CACHE_ENTRY
+///
+typedef struct {
+  ///
+  /// Host name.
+  ///
+  CHAR16                        *HostName;
+  ///
+  /// IP address of this host.
+  ///
+  EFI_IPv4_ADDRESS              *IpAddress;
+  ///
+  /// Time in second unit that this entry will remain in DNS cache. A value of 
zero
+  /// means that this entry is permanent. A nonzero value will override the 
existing
+  /// one if this entry to be added is dynamic entry. Implementations may set 
its
+  /// default timeout value for the dynamically created DNS cache entry after 
one DNS
+  /// resolve succeeds.
+  ///
+  UINT32                        Timeout;
+} EFI_DNS4_CACHE_ENTRY;
+
+///
+/// EFI_DNS4_MODE_DATA
+///
+typedef struct {
+  ///
+  /// The configuration data of this instance.
+  ///
+  EFI_DNS4_CONFIG_DATA          DnsConfigData;
+  ///
+  /// Number of configured DNS server. Each DNS instance has its own DNS server
+  /// configuration.
+  ///
+  UINT32                        DnsServerCount;
+  ///
+  /// Pointer to common list of addresses of all configured DNS server 
+  /// used by EFI_DNS4_PROTOCOL instances. List will include 
+  /// DNS servers configured by this or any other EFI_DNS4_PROTOCOL instance. 
+  /// The storage for this list is allocated by the driver publishing this 
+  /// protocol, and must be freed by the caller.
+  ///
+  EFI_IPv4_ADDRESS              *DnsServerList;
+  ///
+  /// Number of DNS Cache entries. The DNS Cache is shared among all DNS 
instances.
+  ///
+  UINT32                        DnsCacheCount;
+  ///
+  /// Pointer to a buffer containing DnsCacheCount DNS Cache 
+  /// entry structures. The storage for this list is allocated by the driver 
+  /// publishing this protocol and must be freed by caller.
+  ///
+  EFI_DNS4_CACHE_ENTRY          *DnsCacheList;
+} EFI_DNS4_MODE_DATA;
+
+///
+/// DNS_HOST_TO_ADDR_DATA
+///
+typedef struct {
+  ///
+  /// Number of the returned IP addresses.
+  ///
+  UINT32                        IpCount;
+  ///
+  /// Pointer to the all the returned IP addresses.
+  ///
+  EFI_IPv4_ADDRESS              *IpList;
+} DNS_HOST_TO_ADDR_DATA;
+
+///
+/// DNS_ADDR_TO_HOST_DATA
+///
+typedef struct {
+  ///
+  /// Pointer to the primary name for this host address. It's the caller's
+  /// responsibility to free the response memory.
+  ///
+  CHAR16                        *HostName;
+} DNS_ADDR_TO_HOST_DATA;
+
+///
+/// DNS_RESOURCE_RECORD
+///
+typedef struct {
+  ///
+  /// The Owner name.
+  ///
+  CHAR8                         *QName;
+  ///
+  /// The Type Code of this RR.
+  ///
+  UINT16                        QType;
+  ///
+  /// The CLASS code of this RR.
+  ///
+  UINT16                        QClass;
+  ///
+  /// 32 bit integer which specify the time interval that the resource record 
may be
+  /// cached before the source of the information should again be consulted. 
Zero means
+  /// this RR can not be cached.
+  ///
+  UINT32                        TTL;
+  ///
+  /// 16 big integer which specify the length of RData.
+  ///
+  UINT16                        DataLength;
+  ///
+  /// A string of octets that describe the resource, the format of this 
information
+  /// varies according to QType and QClass difference.
+  ///
+  CHAR8                         *RData;
+} DNS_RESOURCE_RECORD;
+
+///
+/// DNS_GENERAL_LOOKUP_DATA
+///
+typedef struct {
+  ///
+  /// Number of returned matching RRs.
+  ///
+  UINTN                         RRCount;
+  ///
+  /// Pointer to the all the returned matching RRs. It's caller responsibility 
to free
+  /// the allocated memory to hold the returned RRs.
+  ///
+  DNS_RESOURCE_RECORD           *RRList;
+} DNS_GENERAL_LOOKUP_DATA;
+
+///
+/// EFI_DNS4_COMPLETION_TOKEN
+///
+typedef struct {
+  ///
+  /// This Event will be signaled after the Status field is updated by the EFI 
DNS
+  /// protocol driver. The type of Event must be EFI_NOTIFY_SIGNAL.
+  ///
+  EFI_EVENT                               Event;
+  ///
+  /// Will be set to one of the following values:
+  ///   EFI_SUCCESS:      The host name to address translation completed 
successfully.
+  ///   EFI_NOT_FOUND:    No matching Resource Record (RR) is found.
+  ///   EFI_TIMEOUT:      No DNS server reachable, or RetryCount was exhausted 
without
+  ///                     response from all specified DNS servers.
+  ///   EFI_DEVICE_ERROR: An unexpected system or network error occurred.
+  ///   EFI_NO_MEDIA:     There was a media error.
+  ///
+  EFI_STATUS                              Status;
+  ///
+  /// Retry number if no response received after RetryInterval. If zero, use 
the
+  /// parameter configured through Dns.Configure() interface.
+  ///
+  UINT32                                  RetryCount;
+  ///
+  /// Minimum interval of retry is 2 second. If the retry interval is less 
than 2
+  /// seconds, then use the 2 seconds. If zero, use the parameter configured 
through
+  /// Dns.Configure() interface.
+  UINT32                                  RetryInterval;
+  ///
+  /// DNSv4 completion token data
+  ///
+  union {
+    ///
+    /// When the Token is used for host name to address translation, H2AData 
is a pointer
+    /// to the DNS_HOST_TO_ADDR_DATA.
+    ///
+    DNS_HOST_TO_ADDR_DATA         *H2AData;
+    ///
+    /// When the Token is used for host address to host name translation, 
A2HData is a
+    /// pointer to the DNS_ADDR_TO_HOST_DATA.
+    ///
+    DNS_ADDR_TO_HOST_DATA         *A2HData;
+    ///
+    /// When the Token is used for a general lookup function, GLookupDATA is a 
pointer to
+    /// the DNS_GENERAL_LOOKUP_DATA.
+    ///
+    DNS_GENERAL_LOOKUP_DATA       *GLookupData;
+  } RspData;
+} EFI_DNS4_COMPLETION_TOKEN;
+
+/**
+  Retrieve mode data of this DNS instance.
+
+  This function is used to retrieve DNS mode data for this DNS instance.
+
+  @param[in]   This               Pointer to EFI_DNS4_PROTOCOL instance.
+  @param[out]  DnsModeData        Point to the mode data.
+
+  @retval EFI_SUCCESS             The operation completed successfully.
+  @retval EFI_NOT_STARTED         When DnsConfigData is queried, no 
configuration data
+                                  is available because this instance has not 
been
+                                  configured.
+  @retval EFI_INVALID_PARAMETER   This is NULL or DnsModeData is NULL.
+  @retval EFI_OUT_OF_RESOURCES    Failed to allocate needed resources.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_DNS4_GET_MODE_DATA) (
+  IN  EFI_DNS4_PROTOCOL          *This,
+  OUT EFI_DNS4_MODE_DATA         *DnsModeData
+  );
+
+/**
+  Configure this DNS instance.
+
+  This function is used to configure DNS mode data for this DNS instance.
+
+  @param[in]  This                Pointer to EFI_DNS4_PROTOCOL instance.
+  @param[in]  DnsConfigData       Point to the Configuration data.
+
+  @retval EFI_SUCCESS             The operation completed successfully.
+  @retval EFI_UNSUPPORTED         The designated protocol is not supported.
+  @retval EFI_INVALID_PARAMTER    Thisis NULL.
+                                  The StationIp address provided in 
DnsConfigData is not a 
+                                  valid unicast.
+                                  DnsServerList is NULL while 
DnsServerListCount
+                                  is not ZERO.
+                                  DnsServerListCount is ZERO while 
DnsServerList
+                                  is not NULL
+  @retval EFI_OUT_OF_RESOURCES    The DNS instance data or required space 
could not be
+                                  allocated.
+  @retval EFI_DEVICE_ERROR        An unexpected system or network error 
occurred. The
+                                  EFI DNSv4 Protocol instance is not 
configured.
+  @retval EFI_ALREADY_STARTED     Second call to Configure() with 
DnsConfigData. To 
+                                  reconfigure the instance the caller must 
call Configure() 
+                                  with NULL first to return driver to 
unconfigured state.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_DNS4_CONFIGURE) (
+  IN EFI_DNS4_PROTOCOL          *This,
+  IN EFI_DNS4_CONFIG_DATA       *DnsConfigData
+  );
+
+/**
+  Host name to host address translation.
+
+  The HostNameToIp () function is used to translate the host name to host IP 
address. A
+  type A query is used to get the one or more IP addresses for this host.
+
+  @param[in]  This                Pointer to EFI_DNS4_PROTOCOL instance.
+  @param[in]  Hostname            Host name.
+  @param[in]  Token               Point to the completion token to translate 
host name
+                                  to host address.
+
+  @retval EFI_SUCCESS             The operation completed successfully.
+  @retval EFI_INVALID_PARAMETER   One or more of the following conditions is 
TRUE:
+                                  This is NULL.
+                                  Token is NULL.
+                                  Token.Event is NULL.
+                                  HostName is NULL. HostName string is 
unsupported format.
+  @retval EFI_NO_MAPPING          There's no source address is available for 
use.
+  @retval EFI_NOT_STARTED         This instance has not been started.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_DNS4_HOST_NAME_TO_IP) (
+   IN EFI_DNS4_PROTOCOL         *This,
+   IN CHAR16                    *HostName,
+   IN EFI_DNS4_COMPLETION_TOKEN *Token
+  );
+
+/**
+  IPv4 address to host name translation also known as Reverse DNS lookup.
+
+  The IpToHostName() function is used to translate the host address to host 
name. A type PTR 
+  query is used to get the primary name of the host. Support of this function 
is optional.
+
+  @param[in]  This                Pointer to EFI_DNS4_PROTOCOL instance.
+  @param[in]  IpAddress           Ip Address.
+  @param[in]  Token               Point to the completion token to translate 
host
+                                  address to host name.
+
+  @retval EFI_SUCCESS             The operation completed successfully.
+  @retval EFI_UNSUPPORTED         This function is not supported.
+  @retval EFI_INVALID_PARAMETER   One or more of the following conditions is 
TRUE:
+                                  This is NULL.
+                                  Token is NULL.
+                                  Token.Event is NULL.
+                                  IpAddress is not valid IP address .
+  @retval EFI_NO_MAPPING          There's no source address is available for 
use.
+  @retval EFI_ALREADY_STARTED     This Token is being used in another DNS 
session.
+  @retval EFI_NOT_STARTED         This instance has not been started.
+  @retval EFI_OUT_OF_RESOURCES    Failed to allocate needed resources.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_DNS4_IP_TO_HOST_NAME) (
+   IN EFI_DNS4_PROTOCOL         *This,
+   IN EFI_IPv4_ADDRESS          IpAddress,
+   IN EFI_DNS4_COMPLETION_TOKEN *Token
+  );
+
+/**
+  Retrieve arbitrary information from the DNS server. 
+
+  This GeneralLookup() function retrieves arbitrary information from the DNS. 
The caller
+  supplies a QNAME, QTYPE, and QCLASS, and all of the matching RRs are 
returned. All
+  RR content (e.g., TTL) was returned. The caller need parse the returned RR 
to get
+  required information. The function is optional.
+
+  @param[in]  This                Pointer to EFI_DNS4_PROTOCOL instance.
+  @param[in]  QName               Pointer to Query Name.
+  @param[in]  QType               Query Type.
+  @param[in]  QClass              Query Name.
+  @param[in]  Token               Point to the completion token to retrieve 
arbitrary
+                                  information.
+
+  @retval EFI_SUCCESS             The operation completed successfully.
+  @retval EFI_UNSUPPORTED         This function is not supported. Or the 
requested
+                                  QType is not supported
+  @retval EFI_INVALID_PARAMETER   One or more of the following conditions is 
TRUE:
+                                  This is NULL.
+                                  Token is NULL.
+                                  Token.Event is NULL.
+                                  QName is NULL.
+  @retval EFI_NO_MAPPING          There's no source address is available for 
use.
+  @retval EFI_ALREADY_STARTED     This Token is being used in another DNS 
session.
+  @retval EFI_OUT_OF_RESOURCES    Failed to allocate needed resources.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_DNS4_GENERAL_LOOKUP) (
+  IN EFI_DNS4_PROTOCOL          *This,
+  IN CHAR8                      *QName,
+  IN UINT16                     QType,
+  IN UINT16                     QClass,
+  IN EFI_DNS4_COMPLETION_TOKEN  *Token
+  );
+
+/**
+  This function is to update the DNS Cache.
+
+  The UpdateDnsCache() function is used to add/delete/modify DNS cache entry. 
DNS cache
+  can be normally dynamically updated after the DNS resolve succeeds. This 
function
+  provided capability to manually add/delete/modify the DNS cache.
+
+  @param[in]  This                Pointer to EFI_DNS4_PROTOCOL instance.
+  @param[in]  DeleteFlag          If FALSE, this function is to add one entry 
to the
+                                  DNS Cahce. If TRUE, this function will delete
+                                  matching DNS Cache entry.
+  @param[in]  Override            If TRUE, the maching DNS cache entry will be
+                                  overwritten with the supplied parameter. If 
FALSE,
+                                  EFI_ACCESS_DENIED will be returned if the 
entry to
+                                  be added is already existed.
+  @param[in]  DnsCacheEntry       Pointer to DNS Cache entry.
+
+  @retval EFI_SUCCESS             The operation completed successfully.
+  @retval EFI_INVALID_PARAMETER   One or more of the following conditions is 
TRUE:
+                                  This is NULL.
+                                  DnsCacheEntry.HostName is NULL.
+                                  DnsCacheEntry.IpAddress is NULL.
+                                  DnsCacheEntry.Timeout is zero.
+  @retval EFI_ACCESS_DENIED       The DNS cache entry already exists and 
Override is
+                                  not TRUE.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_DNS4_UPDATE_DNS_CACHE) (
+  IN EFI_DNS4_PROTOCOL          *This,
+  IN BOOLEAN                    DeleteFlag,
+  IN BOOLEAN                    Override,
+  IN EFI_DNS4_CACHE_ENTRY       DnsCacheEntry
+  );
+
+/**
+  Polls for incoming data packets and processes outgoing data packets.
+
+  The Poll() function can be used by network drivers and applications to 
increase the
+  rate that data packets are moved between the communications device and the 
transmit
+  and receive queues.
+  In some systems, the periodic timer event in the managed network driver may 
not poll
+  the underlying communications device fast enough to transmit and/or receive 
all data
+  packets without missing incoming packets or dropping outgoing packets. 
Drivers and
+  applications that are experiencing packet loss should try calling the Poll()
+  function more often.
+
+  @param[in]  This                Pointer to EFI_DNS4_PROTOCOL instance.
+
+  @retval EFI_SUCCESS             Incoming or outgoing data was processed.
+  @retval EFI_NOT_STARTED         This EFI DNS Protocol instance has not been 
started.
+  @retval EFI_INVALID_PARAMETER   This is NULL.
+  @retval EFI_DEVICE_ERROR        An unexpected system or network error 
occurred.
+  @retval EFI_TIMEOUT             Data was dropped out of the transmit and/or 
receive
+                                  queue. Consider increasing the polling rate.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_DNS4_POLL) (
+  IN  EFI_DNS4_PROTOCOL         *This
+  );
+
+/**
+  Abort an asynchronous DNS operation, including translation between IP and 
Host, and
+  general look up behavior.
+
+  The Cancel() function is used to abort a pending resolution request. After 
calling
+  this function, Token.Status will be set to EFI_ABORTED and then Token.Event 
will be
+  signaled. If the token is not in one of the queues, which usually means that 
the
+  asynchronous operation has completed, this function will not signal the 
token and
+  EFI_NOT_FOUND is returned.
+
+  @param[in]  This                Pointer to EFI_DNS4_PROTOCOL instance.
+  @param[in]  Token               Pointer to a token that has been issued by
+                                  EFI_DNS4_PROTOCOL.HostNameToIp (),
+                                  EFI_DNS4_PROTOCOL.IpToHostName() or
+                                  EFI_DNS4_PROTOCOL.GeneralLookup().
+                                  If NULL, all pending tokens are aborted.
+
+  @retval EFI_SUCCESS             Incoming or outgoing data was processed.
+  @retval EFI_NOT_STARTED         This EFI DNS4 Protocol instance has not been 
started.
+  @retval EFI_INVALID_PARAMETER   This is NULL.
+  @retval EFI_NOT_FOUND           When Token is not NULL, and the asynchronous 
DNS
+                                  operation was not found in the transmit 
queue. It
+                                  was either completed or was not issued by
+                                  HostNameToIp(), IpToHostName() or 
GeneralLookup().
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_DNS4_CANCEL) (
+  IN  EFI_DNS4_PROTOCOL         *This,
+  IN  EFI_DNS4_COMPLETION_TOKEN *Token
+  );
+
+///
+/// The EFI_DNS4_Protocol provides the function to get the host name and 
address
+/// mapping, also provides pass through interface to retrieve arbitrary 
information
+/// from DNS.
+///
+struct _EFI_DNS4_PROTOCOL {
+  EFI_DNS4_GET_MODE_DATA        GetModeData;
+  EFI_DNS4_CONFIGURE            Configure;
+  EFI_DNS4_HOST_NAME_TO_IP      HostNameToIp;
+  EFI_DNS4_IP_TO_HOST_NAME      IpToHostName;
+  EFI_DNS4_GENERAL_LOOKUP       GeneralLookUp;
+  EFI_DNS4_UPDATE_DNS_CACHE     UpdateDnsCache;
+  EFI_DNS4_POLL                 Poll;
+  EFI_DNS4_CANCEL               Cancel;
+};
+
+extern EFI_GUID gEfiDns4ServiceBindingProtocolGuid;
+extern EFI_GUID gEfiDns4ProtocolGuid;
+
+#endif
diff --git a/MdePkg/Include/Protocol/Dns6.h b/MdePkg/Include/Protocol/Dns6.h
new file mode 100644
index 0000000..4055c21
--- /dev/null
+++ b/MdePkg/Include/Protocol/Dns6.h
@@ -0,0 +1,539 @@
+/** @file
+  This file defines the EFI DNSv6 (Domain Name Service version 6) Protocol. It 
is split
+  into the following two main sections:
+  DNSv6 Service Binding Protocol (DNSv6SB)
+  DNSv6 Protocol (DNSv6)
+
+  Copyright (c) 2015, Intel Corporation. All rights reserved.<BR>
+  This program and the accompanying materials
+  are licensed and made available under the terms and conditions of the BSD 
License
+  which accompanies this distribution. The full text of the license may be 
found at
+  http://opensource.org/licenses/bsd-license.php
+
+  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+  @par Revision Reference:
+  This Protocol is introduced in UEFI Specification 2.5
+
+**/
+
+#ifndef __EFI_DNS6_PROTOCOL_H__
+#define __EFI_DNS6_PROTOCOL_H__
+
+#define EFI_DNS6_SERVICE_BINDING_PROTOCOL_GUID \
+  { \
+    0x7f1647c8, 0xb76e, 0x44b2, {0xa5, 0x65, 0xf7, 0xf, 0xf1, 0x9c, 0xd1, 0x9e 
} \
+  }
+
+#define EFI_DNS6_PROTOCOL_GUID \
+  { \
+    0xca37bc1f, 0xa327, 0x4ae9, {0x82, 0x8a, 0x8c, 0x40, 0xd8, 0x50, 0x6a, 
0x17 } \
+  }
+
+typedef struct _EFI_DNS6_PROTOCOL EFI_DNS6_PROTOCOL;
+
+///
+/// EFI_DNS6_CONFIG_DATA
+///
+typedef struct {
+  ///
+  /// If TRUE, enable DNS cache function for this DNS instance. If FALSE, all 
DNS query
+  /// will not lookup local DNS cache.
+  ///
+  BOOLEAN                       EnableDnsCache;
+  ///
+  /// Use the protocol number defined in
+  /// http://www.iana.org/assignments/protocol-numbers. Beside TCP/UDP, Other 
protocol
+  /// is invalid value. An implementation can choose to support UDP, or both 
TCP and UDP.
+  ///
+  UINT8                         Protocol;
+  ///
+  /// The local IP address to use. Set to zero to let the underlying IPv6 
+  /// driver choose a source address. If not zero it must be one of the 
+  /// configured IP addresses in the underlying IPv6 driver.
+  ///
+  EFI_IPv6_ADDRESS              StationIp;
+  ///
+  /// Local port number. Set to zero to use the automatically assigned port 
number.
+  ///
+  UINT16                        LocalPort;
+  ///
+  /// Count of the DNS servers. When used with GetModeData(), 
+  /// this field is the count of originally configured servers when 
+  /// Configure() was called for this instance. When used with 
+  /// Configure() this is the count of caller-supplied servers. If the 
+  /// DnsServerListCount is zero, the DNS server configuration 
+  /// will be retrieved from DHCP server automatically.
+  ///
+  UINT32                        DnsServerCount;
+  ///
+  /// Pointer to DNS server list containing DnsServerListCount
+  /// entries or NULL if DnsServerListCount is 0. For Configure(), 
+  /// this will be NULL when there are no caller supplied server addresses 
+  /// and the DNS instance will retrieve DNS server from DHCP Server. 
+  /// The provided DNS server list is recommended to be filled up in the 
sequence 
+  /// of preference. When used with GetModeData(), the buffer containing the 
list 
+  /// will be allocated by the driver implementing this protocol and must be 
+  /// freed by the caller. When used with Configure(), the buffer 
+  /// containing the list will be allocated and released by the caller.
+  ///
+  EFI_IPv6_ADDRESS              *DnsServerList;
+  ///
+  /// Retry number if no response received after RetryInterval.
+  ///
+  UINT32                        RetryCount;
+  ///
+  /// Minimum interval of retry is 2 second. If the retry interval is less 
than 2
+  /// seconds, then use the 2 seconds.
+  UINT32                        RetryInterval;
+} EFI_DNS6_CONFIG_DATA;
+
+///
+/// EFI_DNS6_CACHE_ENTRY
+///
+typedef struct {
+  ///
+  /// Host name. This should be interpreted as Unicode characters.
+  ///
+  CHAR16                        *HostName;
+  ///
+  /// IP address of this host.
+  ///
+  EFI_IPv6_ADDRESS              *IpAddress;
+  ///
+  /// Time in second unit that this entry will remain in DNS cache. A value of 
zero means
+  /// that this entry is permanent. A nonzero value will override the existing 
one if
+  /// this entry to be added is dynamic entry. Implementations may set its 
default
+  /// timeout value for the dynamically created DNS cache entry after one DNS 
resolve
+  /// succeeds.
+  UINT32                        Timeout;
+} EFI_DNS6_CACHE_ENTRY;
+
+///
+/// EFI_DNS6_MODE_DATA
+///
+typedef struct {
+  ///
+  /// The configuration data of this instance.
+  ///
+  EFI_DNS6_CONFIG_DATA          DnsConfigData;
+  ///
+  /// Number of configured DNS6 servers.
+  ///
+  UINT32                               DnsServerCount;
+  ///
+  /// Pointer to common list of addresses of all configured DNS server used by 
EFI_DNS6_PROTOCOL 
+  /// instances. List will include DNS servers configured by this or any other 
EFI_DNS6_PROTOCOL 
+  /// instance. The storage for this list is allocated by the driver 
publishing this protocol, 
+  /// and must be freed by the caller.
+  ///
+  EFI_IPv6_ADDRESS                     *DnsServerList;
+  ///
+  /// Number of DNS Cache entries. The DNS Cache is shared among all DNS 
instances.
+  ///
+  UINT32                        DnsCacheCount;
+  ///
+  /// Pointer to a buffer containing DnsCacheCount DNS Cache 
+  /// entry structures. The storage for thislist is allocated by the driver 
+  /// publishing this protocol and must be freed by caller.
+  ///
+  EFI_DNS6_CACHE_ENTRY          *DnsCacheList;
+} EFI_DNS6_MODE_DATA;
+
+///
+/// DNS6_HOST_TO_ADDR_DATA
+///
+typedef struct {
+  ///
+  /// Number of the returned IP address.
+  ///
+  UINT32                        IpCount;
+  ///
+  /// Pointer to the all the returned IP address.
+  ///
+  EFI_IPv6_ADDRESS              *IpList;
+} DNS6_HOST_TO_ADDR_DATA;
+
+///
+/// DNS6_ADDR_TO_HOST_DATA
+///
+typedef struct {
+  ///
+  /// Pointer to the primary name for this host address. It's the caller's
+  /// responsibility to free the response memory.
+  ///
+  CHAR16                        *HostName;
+} DNS6_ADDR_TO_HOST_DATA;
+
+///
+/// DNS6_RESOURCE_RECORD
+///
+typedef struct {
+  ///
+  /// The Owner name.
+  ///
+  CHAR8                         *QName;
+  ///
+  /// The Type Code of this RR.
+  ///
+  UINT16                        QType;
+  ///
+  /// The CLASS code of this RR.
+  ///
+  UINT16                        QClass;
+  ///
+  /// 32 bit integer which specify the time interval that the resource record 
may be
+  /// cached before the source of the information should again be consulted. 
Zero means
+  /// this RR cannot be cached.
+  ///
+  UINT32                        TTL;
+  ///
+  /// 16 big integer which specify the length of RData.
+  ///
+  UINT16                        DataLength;
+  ///
+  /// A string of octets that describe the resource, the format of this 
information
+  /// varies according to QType and QClass difference.
+  ///
+  CHAR8                         *RData;
+} DNS6_RESOURCE_RECORD;
+
+///
+/// DNS6_GENERAL_LOOKUP_DATA
+///
+typedef struct {
+  ///
+  /// Number of returned matching RRs.
+  ///
+  UINTN                         RRCount;
+  ///
+  /// Pointer to the all the returned matching RRs. It's caller responsibility 
to free
+  /// the allocated memory to hold the returned RRs.
+  ///
+  DNS6_RESOURCE_RECORD          *RRList;
+} DNS6_GENERAL_LOOKUP_DATA;
+
+///
+/// EFI_DNS6_COMPLETION_TOKEN
+///
+typedef struct {
+  ///
+  /// This Event will be signaled after the Status field is updated by the EFI 
DNSv6
+  /// protocol driver. The type of Event must be EFI_NOTIFY_SIGNAL.
+  ///
+  EFI_EVENT                               Event;
+  ///
+  /// Will be set to one of the following values:
+  ///   EFI_SUCCESS:      The host name to address translation completed 
successfully.
+  ///   EFI_NOT_FOUND:    No matching Resource Record (RR) is found.
+  ///   EFI_TIMEOUT:      No DNS server reachable, or RetryCount was exhausted 
without
+  ///                     response from all specified DNS servers.
+  ///   EFI_DEVICE_ERROR: An unexpected system or network error occurred.
+  ///   EFI_NO_MEDIA:     There was a media error.
+  ///
+  EFI_STATUS                              Status;
+  ///
+  /// The parameter configured through DNSv6.Configure() interface. Retry 
number if no
+  /// response received after RetryInterval.
+  ///
+  UINT32                                  RetryCount;
+  ///
+  /// The parameter configured through DNSv6.Configure() interface. Minimum 
interval of
+  /// retry is 2 seconds. If the retry interval is less than 2 seconds, then 
use the 2
+  /// seconds.
+  ///
+  UINT32                                  RetryInterval;
+  ///
+  /// DNSv6 completion token data
+  ///
+  union {
+    ///
+    /// When the Token is used for host name to address translation, H2AData 
is a pointer
+    /// to the DNS6_HOST_TO_ADDR_DATA.
+    ///
+    DNS6_HOST_TO_ADDR_DATA      *H2AData;
+    ///
+    /// When the Token is used for host address to host name translation, 
A2HData is a
+    /// pointer to the DNS6_ADDR_TO_HOST_DATA.
+    ///
+    DNS6_ADDR_TO_HOST_DATA      *A2HData;
+    ///
+    /// When the Token is used for a general lookup function, GLookupDATA is a 
pointer to
+    /// the DNS6_GENERAL_LOOKUP_DATA.
+    ///
+    DNS6_GENERAL_LOOKUP_DATA    *GLookupData;
+  } RspData;
+} EFI_DNS6_COMPLETION_TOKEN;
+
+/**
+  Retrieve mode data of this DNS instance.
+
+  This function is used to retrieve DNS mode data for this DNS instance.
+
+  @param[in]   This                Pointer to EFI_DNS6_PROTOCOL instance.
+  @param[out]  DnsModeData         Pointer to the caller-allocated storage for 
the 
+                                   EFI_DNS6_MODE_DATA data.
+
+  @retval EFI_SUCCESS             The operation completed successfully.
+  @retval EFI_NOT_STARTED         When DnsConfigData is queried, no 
configuration data
+                                  is available because this instance has not 
been
+                                  configured.
+  @retval EFI_INVALID_PARAMETER   This is NULL or DnsModeData is NULL.
+  @retval EFI_OUT_OF_RESOURCE     Failed to allocate needed resources.
+**/
+typedef
+EFI_STATUS
+(EFIAPI * EFI_DNS6_GET_MODE_DATA)(
+  IN  EFI_DNS6_PROTOCOL         *This,
+  OUT EFI_DNS6_MODE_DATA        *DnsModeData
+  );
+
+/**
+  Configure this DNS instance.
+
+  The Configure() function is used to set and change the configuration data 
for this
+  EFI DNSv6 Protocol driver instance. Reset the DNS instance if DnsConfigData 
is NULL.
+
+  @param[in]  This                Pointer to EFI_DNS6_PROTOCOL instance.
+  @param[in]  DnsConfigData       Pointer to the configuration data structure. 
All associated 
+                                  storage to be allocated and released by 
caller.
+
+  @retval EFI_SUCCESS             The operation completed successfully.
+  @retval EFI_INVALID_PARAMTER    This is NULL.
+                                  The StationIp address provided in 
DnsConfigData is not a valid unicast.
+                                  DnsServerList is NULL while DnsServerList 
Count is not ZERO.
+                                  DnsServerList Count is ZERO while 
DnsServerList is not NULL.
+  @retval EFI_OUT_OF_RESOURCES    The DNS instance data or required space 
could not be allocated.
+  @retval EFI_DEVICE_ERROR        An unexpected system or network error 
occurred. The
+                                  EFI DNSv6 Protocol instance is not 
configured.
+  @retval EFI_UNSUPPORTED         The designated protocol is not supported.
+  @retval EFI_ALREADY_STARTED     Second call to Configure() with 
DnsConfigData. To 
+                                  reconfigure the instance the caller must 
call Configure() with 
+                                  NULL first to return driver to unconfigured 
state.
+**/
+typedef
+EFI_STATUS
+(EFIAPI * EFI_DNS6_CONFIGURE)(
+  IN EFI_DNS6_PROTOCOL          *This,
+  IN EFI_DNS6_CONFIG_DATA       *DnsConfigData
+  );
+
+/**
+  Host name to host address translation.
+
+  The HostNameToIp () function is used to translate the host name to host IP 
address. A
+  type A query is used to get the one or more IPv6 addresses for this host.
+
+  @param[in]  This                Pointer to EFI_DNS6_PROTOCOL instance.
+  @param[in]  Hostname            Host name.
+  @param[in]  Token               Point to the completion token to translate 
host name
+                                  to host address.
+
+  @retval EFI_SUCCESS             The operation completed successfully.
+  @retval EFI_INVALID_PARAMETER   One or more of the following conditions is 
TRUE:
+                                  This is NULL.
+                                  Token is NULL.
+                                  Token.Event is NULL.
+                                  HostName is NULL or buffer contained 
unsupported characters.
+  @retval EFI_NO_MAPPING          There's no source address is available for 
use.
+  @retval EFI_ALREADY_STARTED     This Token is being used in another DNS 
session.
+  @retval EFI_NOT_STARTED         This instance has not been started.
+  @retval EFI_OUT_OF_RESOURCES    Failed to allocate needed resources.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_DNS6_HOST_NAME_TO_IP) (
+  IN  EFI_DNS6_PROTOCOL         *This,
+  IN  CHAR16                    *HostName,
+  IN  EFI_DNS6_COMPLETION_TOKEN *Token
+  );
+
+/**
+  Host address to host name translation.
+
+  The IpToHostName () function is used to translate the host address to host 
name. A
+  type PTR query is used to get the primary name of the host. Implementation 
can choose
+  to support this function or not.
+
+  @param[in]  This                Pointer to EFI_DNS6_PROTOCOL instance.
+  @param[in]  IpAddress           Ip Address.
+  @param[in]  Token               Point to the completion token to translate 
host
+                                  address to host name.
+
+  @retval EFI_SUCCESS             The operation completed successfully.
+  @retval EFI_UNSUPPORTED         This function is not supported.
+  @retval EFI_INVALID_PARAMETER   One or more of the following conditions is 
TRUE:
+                                  This is NULL.
+                                  Token is NULL.
+                                  Token.Event is NULL.
+                                  IpAddress is not valid IP address.
+  @retval EFI_NO_MAPPING          There's no source address is available for 
use.
+  @retval EFI_NOT_STARTED         This instance has not been started.
+  @retval EFI_OUT_OF_RESOURCES    Failed to allocate needed resources.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_DNS6_IP_TO_HOST_NAME) (
+  IN  EFI_DNS6_PROTOCOL         *This,
+  IN  EFI_IPv6_ADDRESS          IpAddress,
+  IN  EFI_DNS6_COMPLETION_TOKEN *Token
+  );
+
+/**
+  This function provides capability to retrieve arbitrary information from the 
DNS
+  server.
+
+  This GeneralLookup() function retrieves arbitrary information from the DNS. 
The caller
+  supplies a QNAME, QTYPE, and QCLASS, and all of the matching RRs are 
returned. All
+  RR content (e.g., TTL) was returned. The caller need parse the returned RR 
to get
+  required information. The function is optional. Implementation can choose to 
support
+  it or not.
+
+  @param[in]  This                Pointer to EFI_DNS6_PROTOCOL instance.
+  @param[in]  QName               Pointer to Query Name.
+  @param[in]  QType               Query Type.
+  @param[in]  QClass              Query Name.
+  @param[in]  Token               Point to the completion token to retrieve 
arbitrary
+                                  information.
+
+  @retval EFI_SUCCESS             The operation completed successfully.
+  @retval EFI_UNSUPPORTED         This function is not supported. Or the 
requested
+                                  QType is not supported
+  @retval EFI_INVALID_PARAMETER   One or more of the following conditions is 
TRUE:
+                                  This is NULL.
+                                  Token is NULL.
+                                  Token.Event is NULL.
+                                  QName is NULL.
+  @retval EFI_NO_MAPPING          There's no source address is available for 
use.
+  @retval EFI_NOT_STARTED         This instance has not been started.
+  @retval EFI_OUT_OF_RESOURCES    Failed to allocate needed resources.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_DNS6_GENERAL_LOOKUP) (
+  IN  EFI_DNS6_PROTOCOL         *This,
+  IN  CHAR8                     *QName,
+  IN  UINT16                    QType,
+  IN  UINT16                    QClass,
+  IN  EFI_DNS6_COMPLETION_TOKEN *Token
+  );
+
+/**
+  This function is to update the DNS Cache.
+
+  The UpdateDnsCache() function is used to add/delete/modify DNS cache entry. 
DNS cache
+  can be normally dynamically updated after the DNS resolve succeeds. This 
function
+  provided capability to manually add/delete/modify the DNS cache.
+
+  @param[in]  This                Pointer to EFI_DNS6_PROTOCOL instance.
+  @param[in]  DeleteFlag          If FALSE, this function is to add one entry 
to the
+                                  DNS Cahce. If TRUE, this function will delete
+                                  matching DNS Cache entry.
+  @param[in]  Override            If TRUE, the maching DNS cache entry will be
+                                  overwritten with the supplied parameter. If 
FALSE,
+                                  EFI_ACCESS_DENIED will be returned if the 
entry to
+                                  be added is already existed.
+  @param[in]  DnsCacheEntry       Pointer to DNS Cache entry.
+
+  @retval EFI_SUCCESS             The operation completed successfully.
+  @retval EFI_INVALID_PARAMETER   One or more of the following conditions is 
TRUE:
+                                  This is NULL.
+                                  DnsCacheEntry.HostName is NULL.
+                                  DnsCacheEntry.IpAddress is NULL.
+                                  DnsCacheEntry.Timeout is zero.
+  @retval EFI_ACCESS_DENIED       The DNS cache entry already exists and 
Override is
+                                  not TRUE.
+  @retval EFI_OUT_OF_RESOURCE     Failed to allocate needed resources.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_DNS6_UPDATE_DNS_CACHE) (
+  IN EFI_DNS6_PROTOCOL          *This,
+  IN BOOLEAN                    DeleteFlag,
+  IN BOOLEAN                    Override,
+  IN EFI_DNS6_CACHE_ENTRY       DnsCacheEntry
+  );
+
+/**
+  Polls for incoming data packets and processes outgoing data packets.
+
+  The Poll() function can be used by network drivers and applications to 
increase the
+  rate that data packets are moved between the communications device and the 
transmit
+  and receive queues.
+
+  In some systems, the periodic timer event in the managed network driver may 
not poll
+  the underlying communications device fast enough to transmit and/or receive 
all data
+  packets without missing incoming packets or dropping outgoing packets. 
Drivers and
+  applications that are experiencing packet loss should try calling the Poll()
+  function more often.
+
+  @param[in]  This                Pointer to EFI_DNS6_PROTOCOL instance.
+
+  @retval EFI_SUCCESS             Incoming or outgoing data was processed.
+  @retval EFI_NOT_STARTED         This EFI DNS Protocol instance has not been 
started.
+  @retval EFI_INVALID_PARAMETER   This is NULL.
+  @retval EFI_NO_MAPPING          There is no source address is available for 
use.
+  @retval EFI_DEVICE_ERROR        An unexpected system or network error 
occurred.
+  @retval EFI_TIMEOUT             Data was dropped out of the transmit and/or 
receive
+                                  queue. Consider increasing the polling rate.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_DNS6_POLL) (
+  IN  EFI_DNS6_PROTOCOL         *This
+  );
+
+/**
+  Abort an asynchronous DNS operation, including translation between IP and 
Host, and
+  general look up behavior.
+
+  The Cancel() function is used to abort a pending resolution request. After 
calling
+  this function, Token.Status will be set to EFI_ABORTED and then Token.Event 
will be
+  signaled. If the token is not in one of the queues, which usually means that 
the
+  asynchronous operation has completed, this function will not signal the 
token and
+  EFI_NOT_FOUND is returned.
+
+  @param[in]  This                Pointer to EFI_DNS6_PROTOCOL instance.
+  @param[in]  Token               Pointer to a token that has been issued by
+                                  EFI_DNS6_PROTOCOL.HostNameToIp (),
+                                  EFI_DNS6_PROTOCOL.IpToHostName() or
+                                  EFI_DNS6_PROTOCOL.GeneralLookup().
+                                  If NULL, all pending tokens are aborted.
+
+  @retval EFI_SUCCESS             Incoming or outgoing data was processed.
+  @retval EFI_NOT_STARTED         This EFI DNS6 Protocol instance has not been 
started.
+  @retval EFI_INVALID_PARAMETER   This is NULL.
+  @retval EFI_NO_MAPPING          There's no source address is available for 
use.
+  @retval EFI_NOT_FOUND           When Token is not NULL, and the asynchronous 
DNS
+                                  operation was not found in the transmit 
queue. It
+                                  was either completed or was not issued by
+                                  HostNameToIp(), IpToHostName() or 
GeneralLookup().
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_DNS6_CANCEL) (
+  IN  EFI_DNS6_PROTOCOL         *This,
+  IN  EFI_DNS6_COMPLETION_TOKEN *Token
+  );
+
+///
+/// The EFI_DNS6_PROTOCOL provides the function to get the host name and 
address
+/// mapping, also provide pass through interface to retrieve arbitrary 
information from
+/// DNSv6.
+///
+struct _EFI_DNS6_PROTOCOL {
+  EFI_DNS6_GET_MODE_DATA        GetModeData;
+  EFI_DNS6_CONFIGURE            Configure;
+  EFI_DNS6_HOST_NAME_TO_IP      HostNameToIp;
+  EFI_DNS6_IP_TO_HOST_NAME      IpToHostName;
+  EFI_DNS6_GENERAL_LOOKUP       GeneralLookUp;
+  EFI_DNS6_UPDATE_DNS_CACHE     UpdateDnsCache;
+  EFI_DNS6_POLL                 Poll;
+  EFI_DNS6_CANCEL               Cancel;
+};
+
+extern EFI_GUID gEfiDns6ServiceBindingProtocolGuid;
+extern EFI_GUID gEfiDns6ProtocolGuid;
+
+#endif
diff --git a/MdePkg/Include/Protocol/Http.h b/MdePkg/Include/Protocol/Http.h
new file mode 100644
index 0000000..de8d05d
--- /dev/null
+++ b/MdePkg/Include/Protocol/Http.h
@@ -0,0 +1,505 @@
+/** @file
+  This file defines the EFI HTTP Protocol interface. It is split into
+  the following two main sections:
+  HTTP Service Binding Protocol (HTTPSB)
+  HTTP Protocol (HTTP)
+
+  Copyright (c) 2015, Intel Corporation. All rights reserved.<BR>
+  This program and the accompanying materials
+  are licensed and made available under the terms and conditions of the BSD 
License
+  which accompanies this distribution. The full text of the license may be 
found at
+  http://opensource.org/licenses/bsd-license.php
+
+  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+  @par Revision Reference:
+  This Protocol is introduced in UEFI Specification 2.5
+
+**/
+
+#ifndef __EFI_HTTP_PROTOCOL_H__
+#define __EFI_HTTP_PROTOCOL_H__
+
+#define EFI_HTTP_SERVICE_BINDING_PROTOCOL_GUID \
+  { \
+    0xbdc8e6af, 0xd9bc, 0x4379, {0xa7, 0x2a, 0xe0, 0xc4, 0xe7, 0x5d, 0xae, 
0x1c } \
+  }
+
+#define EFI_HTTP_PROTOCOL_GUID \
+  { \
+    0x7a59b29b, 0x910b, 0x4171, {0x82, 0x42, 0xa8, 0x5a, 0x0d, 0xf2, 0x5b, 
0x5b } \
+  }
+
+typedef struct _EFI_HTTP_PROTOCOL EFI_HTTP_PROTOCOL;
+
+///
+/// EFI_HTTP_VERSION
+///
+typedef enum {
+  HttpVersion10,
+  HttpVersion11,
+  HttpVersionUnsupported
+} EFI_HTTP_VERSION;
+
+///
+/// EFI_HTTP_METHOD
+///
+typedef enum {
+  HttpMethodGet,
+  HttpMethodPost,
+  HttpMethodPatch,
+  HttpMethodOptions,
+  HttpMethodConnect,
+  HttpMethodHead,
+  HttpMethodPut,
+  HttpMethodDelete,
+  HttpMethodTrace
+} EFI_HTTP_METHOD;
+
+///
+/// EFI_HTTP_STATUS_CODE
+///
+typedef enum {
+  HTTP_STATUS_UNSUPPORTED_STATUS = 0,
+  HTTP_STATUS_100_CONTINUE,
+  HTTP_STATUS_101_SWITCHING_PROTOCOLS,
+  HTTP_STATUS_200_OK,
+  HTTP_STATUS_201_CREATED,
+  HTTP_STATUS_202_ACCEPTED,
+  HTTP_STATUS_203_NON_AUTHORITATIVE_INFORMATION,
+  HTTP_STATUS_204_NO_CONTENT,
+  HTTP_STATUS_205_RESET_CONTENT,
+  HTTP_STATUS_206_PARTIAL_CONTENT,
+  HTTP_STATUS_300_MULTIPLE_CHIOCES,
+  HTTP_STATUS_301_MOVED_PERMANENTLY,
+  HTTP_STATUS_302_FOUND,
+  HTTP_STATUS_303_SEE_OTHER,
+  HTTP_STATUS_304_NOT_MODIFIED,
+  HTTP_STATUS_305_USE_PROXY,
+  HTTP_STATUS_307_TEMPORARY_REDIRECT,
+  HTTP_STATUS_400_BAD_REQUEST,
+  HTTP_STATUS_401_UNAUTHORIZED,
+  HTTP_STATUS_402_PAYMENT_REQUIRED,
+  HTTP_STATUS_403_FORBIDDEN,
+  HTTP_STATUS_404_NOT_FOUND,
+  HTTP_STATUS_405_METHOD_NOT_ALLOWED,
+  HTTP_STATUS_406_NOT_ACCEPTABLE,
+  HTTP_STATUS_407_PROXY_AUTHENTICATION_REQUIRED,
+  HTTP_STATUS_408_REQUEST_TIME_OUT,
+  HTTP_STATUS_409_CONFLICT,
+  HTTP_STATUS_410_GONE,
+  HTTP_STATUS_411_LENGTH_REQUIRED,
+  HTTP_STATUS_412_PRECONDITION_FAILED,
+  HTTP_STATUS_413_REQUEST_ENTITY_TOO_LARGE,
+  HTTP_STATUS_414_REQUEST_URI_TOO_LARGE,
+  HTTP_STATUS_415_UNSUPPORETD_MEDIA_TYPE,
+  HTTP_STATUS_416_REQUESTED_RANGE_NOT_SATISFIED,
+  HTTP_STATUS_417_EXPECTATION_FAILED,
+  HTTP_STATUS_500_INTERNAL_SERVER_ERROR,
+  HTTP_STATUS_501_NOT_IMIPLEMENTED,
+  HTTP_STATUS_502_BAD_GATEWAY,
+  HTTP_STATUS_503_SERVICE_UNAVAILABLE,
+  HTTP_STATUS_504_GATEWAY_TIME_OUT,
+  HTTP_STATUS_505_HTTP_VERSION_NOT_SUPPORTED
+} EFI_HTTP_STATUS_CODE;
+
+///
+/// EFI_HTTPv4_ACCESS_POINT
+///
+typedef struct {
+  ///
+  /// Set to TRUE to instruct the EFI HTTP instance to use the default address
+  /// information in every TCP connection made by this instance. In addition, 
when set
+  /// to TRUE, LocalAddress, LocalSubnet, and LocalPort are ignored.
+  ///
+  BOOLEAN                       UseDefaultAddress;
+  ///
+  /// If UseDefaultAddress is set to FALSE, this defines the local IP address 
to be
+  /// used in every TCP connection opened by this instance.
+  ///
+  EFI_IPv4_ADDRESS              LocalAddress;
+  ///
+  /// If UseDefaultAddress is set to FALSE, this defines the local subnet to 
be used
+  /// in every TCP connection opened by this instance.
+  ///
+  EFI_IPv4_ADDRESS              LocalSubnet;
+  ///
+  /// If UseDefaultAddress is set to FALSE, this defines the local port to be 
used in
+  /// every TCP connection opened by this instance.
+  ///
+  UINT16                        LocalPort;
+} EFI_HTTPv4_ACCESS_POINT;
+
+///
+/// EFI_HTTPv6_ACCESS_POINT
+///
+typedef struct {
+  ///
+  /// Local IP address to be used in every TCP connection opened by this 
instance.
+  ///
+  EFI_IPv6_ADDRESS              LocalAddress;
+  ///
+  /// Local port to be used in every TCP connection opened by this instance.
+  ///
+  UINT16                        LocalPort;
+} EFI_HTTPv6_ACCESS_POINT;
+
+///
+/// EFI_HTTP_CONFIG_DATA_ACCESS_POINT
+///
+
+
+typedef struct {
+  ///
+  /// HTTP version that this instance will support.
+  ///
+  EFI_HTTP_VERSION                   HttpVersion;
+  ///
+  /// Time out (in milliseconds) when blocking for requests.
+  ///
+  UINT32                             TimeOutMillisec;
+  ///
+  /// Defines behavior of EFI DNS and TCP protocols consumed by this instance. 
If
+  /// FALSE, this instance will use EFI_DNS4_PROTOCOL and EFI_TCP4_PROTOCOL. 
If TRUE,
+  /// this instance will use EFI_DNS6_PROTOCOL and EFI_TCP6_PROTOCOL.
+  ///
+  BOOLEAN                            LocalAddressIsIPv6;
+
+  union {
+    ///
+    /// When LocalAddressIsIPv6 is FALSE, this points to the local address, 
subnet, and
+    /// port used by the underlying TCP protocol.
+    ///
+    EFI_HTTPv4_ACCESS_POINT          *IPv4Node;
+    ///
+    /// When LocalAddressIsIPv6 is TRUE, this points to the local IPv6 address 
and port
+    /// used by the underlying TCP protocol.
+    ///
+    EFI_HTTPv6_ACCESS_POINT          *IPv6Node;
+  } AccessPoint;
+} EFI_HTTP_CONFIG_DATA;
+
+///
+/// EFI_HTTP_REQUEST_DATA
+///
+typedef struct {
+  ///
+  /// The HTTP method (e.g. GET, POST) for this HTTP Request.
+  ///
+  EFI_HTTP_METHOD               Method;
+  ///
+  /// The URI of a remote host. From the information in this field, the HTTP 
instance
+  /// will be able to determine whether to use HTTP or HTTPS and will also be 
able to
+  /// determine the port number to use. If no port number is specified, port 
80 (HTTP)
+  /// is assumed. See RFC 3986 for more details on URI syntax.
+  ///
+  CHAR16                        *Url;
+} EFI_HTTP_REQUEST_DATA;
+
+///
+/// EFI_HTTP_RESPONSE_DATA
+///
+typedef struct {
+  ///
+  /// Response status code returned by the remote host.
+  ///
+  EFI_HTTP_STATUS_CODE          StatusCode;
+} EFI_HTTP_RESPONSE_DATA;
+
+///
+/// EFI_HTTP_HEADER
+///
+typedef struct {
+  ///
+  /// Null terminated string which describes a field name. See RFC 2616 
Section 14 for
+  /// detailed information about field names.
+  ///
+  CHAR8                         *FieldName;
+  ///
+  /// Null terminated string which describes the corresponding field value. 
See RFC 2616
+  /// Section 14 for detailed information about field values.
+  ///
+  CHAR8                         *FieldValue;
+} EFI_HTTP_HEADER;
+
+///
+/// EFI_HTTP_MESSAGE
+///
+typedef struct {
+  ///
+  /// HTTP message data.
+  ///
+  union {
+    ///
+    /// When the token is used to send a HTTP request, Request is a pointer to 
storage that
+    /// contains such data as URL and HTTP method.
+    ///
+    EFI_HTTP_REQUEST_DATA       *Request;
+    ///
+    /// When used to await a response, Response points to storage containing 
HTTP response
+    /// status code.
+    ///
+    EFI_HTTP_RESPONSE_DATA      *Response;
+  } Data;
+  ///
+  /// Number of HTTP header structures in Headers list. On request, this count 
is
+  /// provided by the caller. On response, this count is provided by the HTTP 
driver.
+  ///
+  UINTN                         HeaderCount;
+  ///
+  /// Array containing list of HTTP headers. On request, this array is 
populated by the
+  /// caller. On response, this array is allocated and populated by the HTTP 
driver. It
+  /// is the responsibility of the caller to free this memory on both request 
and
+  /// response.
+  ///
+  EFI_HTTP_HEADER               *Headers;
+  ///
+  /// Length in bytes of the HTTP body. This can be zero depending on the 
HttpMethod type.
+  ///
+  UINTN                         BodyLength;
+  ///
+  /// Body associated with the HTTP request or response. This can be NULL 
depending on
+  /// the HttpMethod type.
+  ///
+  VOID                          *Body;
+} EFI_HTTP_MESSAGE;
+
+
+///
+/// EFI_HTTP_TOKEN
+///
+typedef struct {
+  ///
+  /// This Event will be signaled after the Status field is updated by the EFI 
HTTP
+  /// Protocol driver. The type of Event must be EFI_NOTIFY_SIGNAL. The Task 
Priority
+  /// Level (TPL) of Event must be lower than or equal to TPL_CALLBACK.
+  ///
+  EFI_EVENT                     Event;
+  ///
+  /// Status will be set to one of the following value if the HTTP request is
+  /// successfully sent or if an unexpected error occurs:
+  ///   EFI_SUCCESS:      The HTTP request was successfully sent to the remote 
host.
+  ///   EFI_ABORTED:      The HTTP request was cancelled by the caller and 
removed from
+  ///                     the transmit queue.
+  ///   EFI_TIMEOUT:      The HTTP request timed out before reaching the 
remote host.
+  ///   EFI_DEVICE_ERROR: An unexpected system or network error occurred.
+  ///
+  EFI_STATUS                    Status;
+  ///
+  /// Pointer to storage containing HTTP message data.
+  ///
+  EFI_HTTP_MESSAGE              *Message;
+} EFI_HTTP_TOKEN;
+
+/**
+  Returns the operational parameters for the current HTTP child instance.
+
+  The GetModeData() function is used to read the current mode data (operational
+  parameters) for this HTTP protocol instance.
+
+  @param[in]  This                Pointer to EFI_HTTP_PROTOCOL instance.
+  @param[out] HttpConfigData      Point to buffer for operational parameters 
of this
+                                  HTTP instance.
+
+  @retval EFI_SUCCESS             Operation succeeded.
+  @retval EFI_INVALID_PARAMETER   This is NULL.
+**/
+typedef
+EFI_STATUS
+(EFIAPI * EFI_HTTP_GET_MODE_DATA)(
+  IN  EFI_HTTP_PROTOCOL         *This,
+  OUT EFI_HTTP_CONFIG_DATA      *HttpConfigData
+  );
+
+/**
+  Initialize or brutally reset the operational parameters for this EFI HTTP 
instance.
+
+  The Configure() function does the following:
+  When HttpConfigData is not NULL Initialize this EFI HTTP instance by 
configuring
+  timeout, local address, port, etc.
+  When HttpConfigData is NULL, reset this EFI HTTP instance by closing all 
active
+  connections with remote hosts, canceling all asynchronous tokens, and flush 
request
+  and response buffers without informing the appropriate hosts.
+
+  Except for GetModeData() and Configure(), No other EFI HTTP function can be 
executed
+  by this instance until the Configure() function is executed and returns 
successfully.
+
+  @param[in]  This                Pointer to EFI_HTTP_PROTOCOL instance.
+  @param[in]  HttpConfigData      Pointer to the configure data to configure 
the instance.
+
+  @retval EFI_SUCCESS             Operation succeeded.
+  @retval EFI_INVALID_PARAMETER   One or more of the following conditions is 
TRUE:
+                                  This is NULL.
+                                  HttpConfigData->LocalAddressIsIPv6 is FALSE 
and
+                                  HttpConfigData->IPv4Node is NULL.
+                                  HttpConfigData->LocalAddressIsIPv6 is TRUE 
and
+                                  HttpConfigData->IPv6Node is NULL.
+  @retval EFI_ALREADY_STARTED     Reinitialize this HTTP instance without 
calling
+                                  Configure() with NULL to reset it.
+  @retval EFI_DEVICE_ERROR        An unexpected system or network error 
occurred.
+  @retval EFI_OUT_OF_RESOURCES    Could not allocate enough system resources 
when
+                                  executing Configure().
+  @retval EFI_UNSUPPORTED         One or more options in ConfigData are not 
supported
+                                  in the implementation.
+**/
+typedef
+EFI_STATUS
+(EFIAPI * EFI_HTTP_CONFIGURE)(
+  IN  EFI_HTTP_PROTOCOL         *This,
+  IN  EFI_HTTP_CONFIG_DATA      *HttpConfigData
+  );
+
+/**
+  The Request() function queues an HTTP request to this HTTP instance, 
+  similar to Transmit() function in the EFI TCP driver. When the HTTP request 
is sent
+  successfully, or if there is an error, Status in token will be updated and 
Event will
+  be signaled.
+
+  @param[in]  This                Pointer to EFI_HTTP_PROTOCOL instance.
+  @param[in]  Token               Pointer to storage containing HTTP request 
token.
+
+  @retval EFI_SUCCESS             Outgoing data was processed.
+  @retval EFI_NOT_STARTED         This EFI HTTP Protocol instance has not been 
started.
+  @retval EFI_DEVICE_ERROR        An unexpected system or network error 
occurred.
+  @retval EFI_TIMEOUT             Data was dropped out of the transmit or 
receive queue.
+  @retval EFI_INVALID_PARAMETER   One or more of the following conditions is 
TRUE:
+                                  This is NULL.
+                                  Token->Message is NULL.
+                                  Token->Message->Body is not NULL,
+                                  Token->Message->BodyLength is non-zero, and
+                                  Token->Message->Data is NULL, but a previous 
call to
+                                  Request()has not been completed successfully.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_HTTP_REQUEST) (
+  IN  EFI_HTTP_PROTOCOL         *This,
+  IN  EFI_HTTP_TOKEN            *Token
+  );
+
+/**
+  Abort an asynchronous HTTP request or response token.
+
+  The Cancel() function aborts a pending HTTP request or response transaction. 
If
+  Token is not NULL and the token is in transmit or receive queues when it is 
being
+  cancelled, its Token->Status will be set to EFI_ABORTED and then 
Token->Event will
+  be signaled. If the token is not in one of the queues, which usually means 
that the
+  asynchronous operation has completed, EFI_NOT_FOUND is returned. If Token is 
NULL,
+  all asynchronous tokens issued by Request() or Response() will be aborted.
+
+  @param[in]  This                Pointer to EFI_HTTP_PROTOCOL instance.
+  @param[in]  Token               Point to storage containing HTTP request or 
response
+                                  token.
+
+  @retval EFI_SUCCESS             Request and Response queues are successfully 
flushed.
+  @retval EFI_INVALID_PARAMETER   This is NULL.
+  @retval EFI_NOT_STARTED         This instance hasn't been configured.
+  @retval EFI_NO_MAPPING          When using the default address, 
configuration (DHCP,
+                                  BOOTP, RARP, etc.) hasn't finished yet.
+  @retval EFI_NOT_FOUND           The asynchronous request or response token 
is not
+                                  found.
+  @retval EFI_UNSUPPORTED         The implementation does not support this 
function.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_HTTP_CANCEL)(
+  IN  EFI_HTTP_PROTOCOL         *This,
+  IN  EFI_HTTP_TOKEN            *Token
+  );
+
+/**
+  The Response() function queues an HTTP response to this HTTP instance, 
similar to
+  Receive() function in the EFI TCP driver. When the HTTP request is sent 
successfully,
+  or if there is an error, Status in token will be updated and Event will be 
signaled.
+
+  The HTTP driver will queue a receive token to the underlying TCP instance. 
When data
+  is received in the underlying TCP instance, the data will be parsed and 
Token will
+  be populated with the response data. If the data received from the remote 
host
+  contains an incomplete or invalid HTTP header, the HTTP driver will continue 
waiting
+  (asynchronously) for more data to be sent from the remote host before 
signaling
+  Event in Token.
+
+  It is the responsibility of the caller to allocate a buffer for Body and 
specify the
+  size in BodyLength. If the remote host provides a response that contains a 
content
+  body, up to BodyLength bytes will be copied from the receive buffer into 
Body and
+  BodyLength will be updated with the amount of bytes received and copied to 
Body. This
+  allows the client to download a large file in chunks instead of into one 
contiguous
+  block of memory. Similar to HTTP request, if Body is not NULL and BodyLength 
is
+  non-zero and all other fields are NULL or 0, the HTTP driver will queue a 
receive
+  token to underlying TCP instance. If data arrives in the receive buffer, up 
to
+  BodyLength bytes of data will be copied to Body. The HTTP driver will then 
update
+  BodyLength with the amount of bytes received and copied to Body.
+
+  If the HTTP driver does not have an open underlying TCP connection with the 
host
+  specified in the response URL, Request() will return EFI_ACCESS_DENIED. This 
is
+  consistent with RFC 2616 recommendation that HTTP clients should attempt to 
maintain
+  an open TCP connection between client and host.
+
+  @param[in]  This                Pointer to EFI_HTTP_PROTOCOL instance.
+  @param[in]  Token               Pointer to storage containing HTTP response 
token.
+
+  @retval EFI_SUCCESS             Allocation succeeded.
+  @retval EFI_NOT_STARTED         This EFI HTTP Protocol instance has not been
+                                  initialized.
+  @retval EFI_INVALID_PARAMETER   One or more of the following conditions is 
TRUE:
+                                  This is NULL.
+                                  Token->Message->Headers is NULL.
+                                  Token->Message is NULL.
+                                  Token->Message->Body is not NULL,
+                                  Token->Message->BodyLength is non-zero, and
+                                  Token->Message->Data is NULL, but a previous 
call to
+                                  Response() has not been completed 
successfully.
+  @retval EFI_ACCESS_DENIED       An open TCP connection is not present with 
the host
+                                  specified by response URL.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_HTTP_RESPONSE) (
+  IN  EFI_HTTP_PROTOCOL         *This,
+  IN  EFI_HTTP_TOKEN            *Token
+  );
+
+/**
+  The Poll() function can be used by network drivers and applications to 
increase the
+  rate that data packets are moved between the communication devices and the 
transmit
+  and receive queues.
+
+  In some systems, the periodic timer event in the managed network driver may 
not poll
+  the underlying communications device fast enough to transmit and/or receive 
all data
+  packets without missing incoming packets or dropping outgoing packets. 
Drivers and
+  applications that are experiencing packet loss should try calling the Poll() 
function
+  more often.
+
+  @param[in]  This                Pointer to EFI_HTTP_PROTOCOL instance.
+
+  @retval EFI_SUCCESS             Incoming or outgoing data was processed..
+  @retval EFI_DEVICE_ERROR        An unexpected system or network error 
occurred
+  @retval EFI_INVALID_PARAMETER   This is NULL.
+  @retval EFI_NOT_READY           No incoming or outgoing data is processed.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_HTTP_POLL) (
+  IN  EFI_HTTP_PROTOCOL         *This
+  );
+
+///
+/// The EFI HTTP protocol is designed to be used by EFI drivers and 
applications to
+/// create and transmit HTTP Requests, as well as handle HTTP responses that 
are
+/// returned by a remote host. This EFI protocol uses and relies on an 
underlying EFI
+/// TCP protocol.
+///
+struct _EFI_HTTP_PROTOCOL {
+  EFI_HTTP_GET_MODE_DATA        GetModeData;
+  EFI_HTTP_CONFIGURE            Configure;
+  EFI_HTTP_REQUEST              Request;
+  EFI_HTTP_CANCEL               Cancel;
+  EFI_HTTP_RESPONSE             Response;
+  EFI_HTTP_POLL                 Poll;
+};
+
+extern EFI_GUID gEfiHttpServiceBindingProtocolGuid;
+extern EFI_GUID gEfiHttpProtocolGuid;
+
+#endif
diff --git a/MdePkg/Include/Protocol/Ip4Config2.h 
b/MdePkg/Include/Protocol/Ip4Config2.h
new file mode 100644
index 0000000..fc33b7a
--- /dev/null
+++ b/MdePkg/Include/Protocol/Ip4Config2.h
@@ -0,0 +1,313 @@
+/** @file
+  This file provides a definition of the EFI IPv4 Configuration II
+  Protocol.
+
+Copyright (c) 2015, Intel Corporation. All rights reserved.<BR>
+This program and the accompanying materials
+are licensed and made available under the terms and conditions of the BSD 
License
+which accompanies this distribution.  The full text of the license may be 
found at<BR>
+http://opensource.org/licenses/bsd-license.php
+
+THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+@par Revision Reference:
+This Protocol is introduced in UEFI Specification 2.5
+
+**/
+#ifndef __EFI_IP4CONFIG2_PROTOCOL_H__
+#define __EFI_IP4CONFIG2_PROTOCOL_H__
+
+#include <Protocol/Ip4.h>
+
+#define EFI_IP4_CONFIG2_PROTOCOL_GUID \
+  { \
+    0x5b446ed1, 0xe30b, 0x4faa, {0x87, 0x1a, 0x36, 0x54, 0xec, 0xa3, 0x60, 
0x80 } \
+  }
+
+typedef struct _EFI_IP4_CONFIG2_PROTOCOL EFI_IP4_CONFIG2_PROTOCOL;
+
+
+///
+/// EFI_IP4_CONFIG2_DATA_TYPE
+///
+typedef enum {
+  ///
+  /// The interface information of the communication device this EFI 
+  /// IPv4 Configuration II Protocol instance manages. This type of 
+  /// data is read only. The corresponding Data is of type 
+  /// EFI_IP4_CONFIG2_INTERFACE_INFO.
+  ///
+  Ip4Config2DataTypeInterfaceInfo,
+  ///
+  /// The general configuration policy for the EFI IPv4 network stack 
+  /// running on the communication device this EFI IPv4 
+  /// Configuration II Protocol instance manages. The policy will 
+  /// affect other configuration settings. The corresponding Data is of 
+  /// type EFI_IP4_CONFIG2_POLICY.
+  ///
+  Ip4Config2DataTypePolicy,
+  ///
+  /// The station addresses set manually for the EFI IPv4 network 
+  /// stack. It is only configurable when the policy is 
+  /// Ip4Config2PolicyStatic. The corresponding Data is of 
+  /// type EFI_IP4_CONFIG2_MANUAL_ADDRESS.
+  ///
+  Ip4Config2DataTypeManualAddress,
+  ///
+  /// The gateway addresses set manually for the EFI IPv4 network 
+  /// stack running on the communication device this EFI IPv4 
+  /// Configuration II Protocol manages. It is not configurable when 
+  /// the policy is Ip4Config2PolicyDhcp. The gateway 
+  /// addresses must be unicast IPv4 addresses. The corresponding 
+  /// Data is a pointer to an array of EFI_IPv4_ADDRESS instances.
+  ///
+  Ip4Config2DataTypeGateway,
+  ///
+  /// The DNS server list for the EFI IPv4 network stack running on 
+  /// the communication device this EFI IPv4 Configuration II 
+  /// Protocol manages. It is not configurable when the policy is 
+  /// Ip4Config2PolicyDhcp. The DNS server addresses must be 
+  /// unicast IPv4 addresses. The corresponding Data is a pointer to 
+  /// an array of EFI_IPv4_ADDRESS instances.
+  ///
+  Ip4Config2DataTypeDnsServer,
+  Ip4Config2DataTypeMaximum
+} EFI_IP4_CONFIG2_DATA_TYPE;
+
+///
+/// EFI_IP4_CONFIG2_INTERFACE_INFO
+///
+typedef struct {
+  ///
+  /// The name of the interface. It is a NULL-terminated Unicode string.
+  ///
+  CHAR16                Name[32];
+  ///
+  /// The interface type of the network interface. See RFC 1700, 
+  /// section "Number Hardware Type".
+  ///
+  UINT8                 IfType;
+  ///
+  /// The size, in bytes, of the network interface's hardware address.
+  ///
+  UINT32                HwAddressSize;
+  ///
+  /// The hardware address for the network interface.
+  ///
+  EFI_MAC_ADDRESS       HwAddress;
+  ///
+  /// The station IPv4 address of this EFI IPv4 network stack.
+  ///
+  EFI_IPv4_ADDRESS      StationAddress;
+  ///
+  /// The subnet address mask that is associated with the station address.
+  ///
+  EFI_IPv4_ADDRESS      SubnetMask;
+  ///
+  /// Size of the following RouteTable, in bytes. May be zero.
+  ///
+  UINT32                RouteTableSize;
+  ///
+  /// The route table of the IPv4 network stack runs on this interface. 
+  /// Set to NULL if RouteTableSize is zero. Type EFI_IP4_ROUTE_TABLE is 
defined in 
+  /// EFI_IP4_PROTOCOL.GetModeData().
+  ///
+  EFI_IP4_ROUTE_TABLE   *RouteTable     OPTIONAL;
+} EFI_IP4_CONFIG2_INTERFACE_INFO;
+
+///
+/// EFI_IP4_CONFIG2_POLICY
+///
+typedef enum {
+  ///
+  /// Under this policy, the Ip4Config2DataTypeManualAddress, 
+  /// Ip4Config2DataTypeGateway and Ip4Config2DataTypeDnsServer configuration 
+  /// data are required to be set manually. The EFI IPv4 Protocol will get all 
+  /// required configuration such as IPv4 address, subnet mask and 
+  /// gateway settings from the EFI IPv4 Configuration II protocol.
+  ///
+  Ip4Config2PolicyStatic,
+  ///
+  /// Under this policy, the Ip4Config2DataTypeManualAddress, 
+  /// Ip4Config2DataTypeGateway and Ip4Config2DataTypeDnsServer configuration 
data are 
+  /// not allowed to set via SetData(). All of these configurations are 
retrieved from DHCP 
+  /// server or other auto-configuration mechanism.
+  ///
+  Ip4Config2PolicyDhcp,
+  Ip4Config2PolicyMax
+} EFI_IP4_CONFIG2_POLICY;
+
+///
+/// EFI_IP4_CONFIG2_MANUAL_ADDRESS
+///
+typedef struct {
+  ///  
+  /// The IPv4 unicast address.
+  ///
+  EFI_IPv4_ADDRESS        Address;
+  ///
+  /// The subnet mask. 
+  ///
+  EFI_IPv4_ADDRESS        SubnetMask;
+} EFI_IP4_CONFIG2_MANUAL_ADDRESS;
+
+/**
+  Set the configuration for the EFI IPv4 network stack running on the 
communication device this EFI 
+  IPv4 Configuration II Protocol instance manages.
+
+  This function is used to set the configuration data of type DataType for the 
EFI IPv4 network stack 
+  running on the communication device this EFI IPv4 Configuration II Protocol 
instance manages.
+  The successfully configured data is valid after system reset or power-off.
+  The DataSize is used to calculate the count of structure instances in the 
Data for some 
+  DataType that multiple structure instances are allowed.
+  This function is always non-blocking. When setting some typeof configuration 
data, an 
+  asynchronous process is invoked to check the correctness of the data, such 
as doing address conflict 
+  detection on the manually set local IPv4 address. EFI_NOT_READY is returned 
immediately to 
+  indicate that such an asynchronous process is invoked and the process is not 
finished yet. The caller 
+  willing to get the result of the asynchronous process is required to call 
RegisterDataNotify()
+  to register an event on the specified configuration data. Once the event is 
signaled, the caller can call 
+  GetData()to get back the configuration data in order to know the result. For 
other types of 
+  configuration data that do not require an asynchronous configuration 
process, the result of the 
+  operation is immediately returned. 
+
+  @param[in]   This               Pointer to the EFI_IP4_CONFIG2_PROTOCOL 
instance.       
+  @param[in]   DataType           The type of data to set.
+  @param[in]   DataSize           Size of the buffer pointed to by Data in 
bytes.
+  @param[in]   Data               The data buffer to set. The type ofthe data 
buffer is associated 
+                                  with the DataType. 
+
+  @retval EFI_SUCCESS             The specified configuration data for the EFI 
IPv4 network stack is set 
+                                  successfully.
+  @retval EFI_INVALID_PARAMETER   One or more of the following are TRUE:
+                                  This is NULL.
+                                  Data is NULL.
+                                  One or more fields in Data do not match the 
requirement of the data type 
+                                  indicated by DataType.
+  @retval EFI_WRITE_PROTECTED     The specified configuration data is 
read-only or the specified configuration 
+                                  data can not be set under the current policy.
+  @retval EFI_ACCESS_DENIED       Another set operation on the specified 
configuration data is already in process.
+  @retval EFI_NOT_READY           An asynchronous process is invoked to set 
the specified configuration data and 
+                                  the process is not finished yet.
+  @retval EFI_BAD_BUFFER_SIZE     The DataSize does not match the size of the 
type indicated by DataType.                                 
+  @retval EFI_UNSUPPORTED         This DataType is not supported.
+  @retval EFI_OUT_OF_RESOURCES    Required system resources could not be 
allocated.
+  @retval EFI_DEVICE_ERROR        An unexpected system error or network error 
occurred.
+**/
+typedef 
+EFI_STATUS
+(EFIAPI *EFI_IP4_CONFIG2_SET_DATA) (
+  IN EFI_IP4_CONFIG2_PROTOCOL   *This,
+  IN EFI_IP4_CONFIG2_DATA_TYPE  DataType,
+  IN UINTN                      DataSize,
+  IN VOID                       *Data
+  );
+
+/**
+  Get the configuration data for the EFI IPv4 network stack running on the 
communication device this 
+  EFI IPv4 Configuration II Protocol instance manages.
+
+  This function returns the configuration data of type DataType for the EFI 
IPv4 network stack 
+  running on the communication device this EFI IPv4 Configuration II Protocol 
instance manages.
+  The caller is responsible for allocating the buffer usedto return the 
specified configuration data and 
+  the required size will be returned to the caller if the size of the buffer 
is too small.
+  EFI_NOT_READY is returned if the specified configuration data is not ready 
due to an already in 
+  progress asynchronous configuration process. The caller can call 
RegisterDataNotify() to 
+  register an event on the specified configuration data. Once the asynchronous 
configuration process is 
+  finished, the event will be signaled and a subsequent GetData() call will 
return the specified 
+  configuration data.
+
+  @param[in]   This               Pointer to the EFI_IP4_CONFIG2_PROTOCOL 
instance.       
+  @param[in]   DataType           The type of data to get.
+  @param[out]  DataSize           On input, in bytes, the size of Data. On 
output, in bytes, the size 
+                                  of buffer required to store the specified 
configuration data. 
+  @param[in]   Data               The data buffer in which the configuration 
data is returned. The 
+                                  type of the data buffer is associated with 
the DataType. Ignored 
+                                  if DataSize is 0.  
+
+  @retval EFI_SUCCESS             The specified configuration data is got 
successfully.
+  @retval EFI_INVALID_PARAMETER   One or more of the followings are TRUE:
+                                  This is NULL.
+                                  DataSize is NULL.
+                                  Data is NULL if *DataSizeis not zero.
+  @retval EFI_BUFFER_TOO_SMALL    The size of Data is too small for the 
specified configuration data 
+                                  and the required size is returned in 
DataSize.
+  @retval EFI_NOT_READY           The specified configuration data is not 
ready due to an already in 
+                                  progress asynchronous configuration process.
+  @retval EFI_NOT_FOUND           The specified configuration data is not 
found.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_IP4_CONFIG2_GET_DATA) (
+  IN EFI_IP4_CONFIG2_PROTOCOL     *This,
+  IN EFI_IP4_CONFIG2_DATA_TYPE    DataType,
+  IN OUT UINTN                    *DataSize,
+  IN VOID                         *Data        OPTIONAL
+  );
+
+/**
+  Register an event that is to be signaled whenever a configuration process on 
the specified 
+  configuration data is done.
+
+  This function registers an event that is to be signaled whenever a 
configuration process on the 
+  specified configuration data is done. An event can be registered for 
different DataType
+  simultaneously and the caller is responsible for determining which type of 
configuration data causes 
+  the signaling of the event in such case.
+
+  @param[in]   This               Pointer to the EFI_IP4_CONFIG2_PROTOCOL 
instance.       
+  @param[in]   DataType           The type of data to unregister the event for.
+  @param[in]   Event              The event to register.
+
+  @retval EFI_SUCCESS             The notification event for the specified 
configuration data is 
+                                  registered.
+  @retval EFI_INVALID_PARAMETER   This is NULL or Event is NULL.
+  @retval EFI_UNSUPPORTED         The configuration data type specified by 
DataType is not supported.
+  @retval EFI_OUT_OF_RESOURCES    Required system resources could not be 
allocated.
+  @retval EFI_ACCESS_DENIED       The Event is already registered for the 
DataType.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_IP4_CONFIG2_REGISTER_NOTIFY) (
+  IN EFI_IP4_CONFIG2_PROTOCOL     *This,
+  IN EFI_IP4_CONFIG2_DATA_TYPE    DataType,
+  IN EFI_EVENT                    Event
+  );
+
+/**
+  Remove a previously registered event for the specified configuration data.
+
+  This function removes a previously registeredevent for the specified 
configuration data.
+
+  @param[in]   This               Pointer to the EFI_IP4_CONFIG2_PROTOCOL 
instance.       
+  @param[in]   DataType           The type of data to remove the previously 
registered event for.
+  @param[in]   Event              The event to unregister.
+
+  @retval EFI_SUCCESS             The event registered for the specified 
configuration data is removed.
+  @retval EFI_INVALID_PARAMETER   This is NULL or Event is NULL.
+  @retval EFI_NOT_FOUND           The Eventhas not been registered for the 
specified DataType.
+**/
+typedef
+EFI_STATUS
+(EFIAPI *EFI_IP4_CONFIG2_UNREGISTER_NOTIFY) (
+  IN EFI_IP4_CONFIG2_PROTOCOL     *This,
+  IN EFI_IP4_CONFIG2_DATA_TYPE    DataType,
+  IN EFI_EVENT                    Event
+  );
+
+///
+/// The EFI_IP4_CONFIG2_PROTOCOL is designed to be the central repository for 
the common 
+/// configurations and the administrator configurable settings for the EFI 
IPv4 network stack.
+/// An EFI IPv4 Configuration II Protocol instance will be installed on each 
communication device that 
+/// the EFI IPv4 network stack runs on.
+///
+struct _EFI_IP4_CONFIG2_PROTOCOL {
+  EFI_IP4_CONFIG2_SET_DATA           SetData;
+  EFI_IP4_CONFIG2_GET_DATA           GetData;
+  EFI_IP4_CONFIG2_REGISTER_NOTIFY    RegisterDataNotify;
+  EFI_IP4_CONFIG2_UNREGISTER_NOTIFY  UnregisterDataNotify;
+};
+
+extern EFI_GUID gEfiIp4Config2ProtocolGuid;
+
+#endif
+
diff --git a/MdePkg/MdePkg.dec b/MdePkg/MdePkg.dec
index 245b689..25bbd19 100644
--- a/MdePkg/MdePkg.dec
+++ b/MdePkg/MdePkg.dec
@@ -1530,10 +1530,31 @@
   ## Include/Protocol/EapConfiguration.h
   gEfiEapConfigurationProtocolGuid     = { 0xe5b58dbb, 0x7688, 0x44b4, {0x97, 
0xbf, 0x5f, 0x1d, 0x4b, 0x7c, 0xc8, 0xdb }}
 
   ## Include/Protocol/Pkcs7Verify.h
   gEfiPkcs7VerifyProtocolGuid          = { 0x47889fb2, 0xd671, 0x4fab, { 0xa0, 
0xca, 0xdf, 0x0e, 0x44, 0xdf, 0x70, 0xd6 }}
+  
+  ## Include/Protocol/Ip4Config2.h
+  gEfiIp4Config2ProtocolGuid           =  { 0x5b446ed1, 0xe30b, 0x4faa, {0x87, 
0x1a, 0x36, 0x54, 0xec, 0xa3, 0x60, 0x80 }}
+  
+  ## Include/Protocol/Dns4.h
+  gEfiDns4ServiceBindingProtocolGuid   = { 0xb625b186, 0xe063, 0x44f7, { 0x89, 
0x5, 0x6a, 0x74, 0xdc, 0x6f, 0x52, 0xb4 }}
+
+  ## Include/Protocol/Dns4.h
+  gEfiDns4ProtocolGuid                 = { 0xae3d28cc, 0xe05b, 0x4fa1, { 0xa0, 
0x11, 0x7e, 0xb5, 0x5a, 0x3f, 0x14, 0x1 }}
+
+  ## Include/Protocol/Dns6.h
+  gEfiDns6ServiceBindingProtocolGuid   = { 0x7f1647c8, 0xb76e, 0x44b2, { 0xa5, 
0x65, 0xf7, 0xf, 0xf1, 0x9c, 0xd1, 0x9e }}
+
+  ## Include/Protocol/Dns6.h
+  gEfiDns6ProtocolGuid                 = { 0xca37bc1f, 0xa327, 0x4ae9, { 0x82, 
0x8a, 0x8c, 0x40, 0xd8, 0x50, 0x6a, 0x17 }}
+
+  ## Include/Protocol/Http.h
+  gEfiHttpServiceBindingProtocolGuid   = { 0xbdc8e6af, 0xd9bc, 0x4379, {0xa7, 
0x2a, 0xe0, 0xc4, 0xe7, 0x5d, 0xae, 0x1c }}
+  
+  ## Include/Protocol/Http.h
+  gEfiHttpProtocolGuid                 = { 0x7a59b29b, 0x910b, 0x4171, {0x82, 
0x42, 0xa8, 0x5a, 0x0d, 0xf2, 0x5b, 0x5b }}
 
 #
 # [Error.gEfiMdePkgTokenSpaceGuid]
 #   0x80000001 | Invalid value provided.
 #   0x80000002 | Reserved bits must be set to zero.
-- 
1.9.5.msysgit.1



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