Cc: Ye Ting <ting...@intel.com>
Cc: Wu Jiaxin <jiaxin...@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Fu Siyuan <siyuan...@intel.com>
---
 MdePkg/Include/Protocol/HttpBootCallback.h | 100 +++++++++++++++++++++++++++++
 MdePkg/MdePkg.dec                          |   7 +-
 2 files changed, 105 insertions(+), 2 deletions(-)
 create mode 100644 MdePkg/Include/Protocol/HttpBootCallback.h

diff --git a/MdePkg/Include/Protocol/HttpBootCallback.h 
b/MdePkg/Include/Protocol/HttpBootCallback.h
new file mode 100644
index 0000000000..7542b30e03
--- /dev/null
+++ b/MdePkg/Include/Protocol/HttpBootCallback.h
@@ -0,0 +1,100 @@
+/** @file
+  This file defines the EFI HTTP Boot Callback Protocol interface.
+
+  Copyright (c) 2017, 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 2.7
+
+**/
+
+#ifndef __EFI_HTTP_BOOT_CALLBACK_H__
+#define __EFI_HTTP_BOOT_CALLBACK_H__
+
+#define EFI_HTTP_BOOT_CALLBACK_PROTOCOL_GUID \
+  { \
+    0xba23b311, 0x343d, 0x11e6, {0x91, 0x85, 0x58, 0x20, 0xb1, 0xd6, 0x52, 
0x99} \
+  }
+
+typedef struct _EFI_HTTP_BOOT_CALLBACK_PROTOCOL  
EFI_HTTP_BOOT_CALLBACK_PROTOCOL;
+
+///
+/// EFI_HTTP_BOOT_CALLBACK_DATA_TYPE
+///
+typedef enum {
+  ///
+  /// Data points to a DHCP4 packet which is about to transmit or has received.
+  ///
+  HttpBootDhcp4,
+  ///
+  /// Data points to a DHCP6 packet which is about to be transmit or has 
received.
+  ///
+  HttpBootDhcp6,
+  ///
+  /// Data points to an EFI_HTTP_MESSAGE structure, whichcontians a HTTP 
request message
+  /// to be transmitted.
+  ///
+  HttpBootHttpRequest,
+  ///
+  /// Data points to an EFI_HTTP_MESSAGE structure, which contians a received 
HTTP 
+  /// response message.
+  ///
+  HttpBootHttpResponse,
+  ///
+  /// Part of the entity body has been received from the HTTP server. Data 
points to the
+  /// buffer of the entity body data.
+  ///
+  HttpBootHttpEntityBody,
+  HttpBootTypeMax
+} EFI_HTTP_BOOT_CALLBACK_DATA_TYPE;
+
+/**
+  Callback function that is invoked when the HTTP Boot driver is about to 
transmit or has received a
+  packet.
+
+  This function is invoked when the HTTP Boot driver is about to transmit or 
has received packet.
+  Parameters DataType and Received specify the type of event and the format of 
the buffer pointed
+  to by Data. Due to the polling nature of UEFI device drivers, this callback 
function should not
+  execute for more than 5 ms.
+  The returned status code determines the behavior of the HTTP Boot driver.
+
+  @param[in]  This                Pointer to the 
EFI_HTTP_BOOT_CALLBACK_PROTOCOL instance.
+  @param[in]  DataType            The event that occurs in the current state.
+  @param[in]  Received            TRUE if the callback is being invoked due to 
a receive event.
+                                  FALSE if the callback is being invoked due 
to a transmit event.
+  @param[in]  DataLength          The length in bytes of the buffer pointed to 
by Data.
+  @param[in]  Data                A pointer to the buffer of data, the data 
type is specified by
+                                  DataType.
+                                  
+  @retval EFI_SUCCESS             Tells the HTTP Boot driver to continue the 
HTTP Boot process.
+  @retval EFI_ABORTED             Tells the HTTP Boot driver to abort the 
current HTTP Boot process.
+**/
+typedef
+EFI_STATUS
+(EFIAPI * EFI_HTTP_BOOT_CALLBACK) (
+  IN EFI_HTTP_BOOT_CALLBACK_PROTOCOL    *This,
+  IN EFI_HTTP_BOOT_CALLBACK_DATA_TYPE   DataType,
+  IN BOOLEAN                            Received,
+  IN UINT32                             DataLength,
+  IN VOID                               *Data   OPTIONAL
+ );
+
+///
+/// EFI HTTP Boot Callback Protocol is invoked when the HTTP Boot driver is 
about to transmit or 
+/// has received a packet. The EFI HTTP Boot Callback Protocol must be 
installed on the same handle
+/// as the Load File Protocol for the HTTP Boot.
+///
+struct _EFI_HTTP_BOOT_CALLBACK_PROTOCOL {
+  EFI_HTTP_BOOT_CALLBACK Callback;
+};
+
+extern EFI_GUID gEfiHttpBootCallbackProtocolGuid;
+
+#endif
diff --git a/MdePkg/MdePkg.dec b/MdePkg/MdePkg.dec
index 7a7504b7a3..a55e8ce1d9 100644
--- a/MdePkg/MdePkg.dec
+++ b/MdePkg/MdePkg.dec
@@ -2,7 +2,7 @@
 # This Package provides all definitions, library classes and libraries 
instances.
 #
 # It also provides the definitions(including PPIs/PROTOCOLs/GUIDs) of
-# EFI1.10/UEFI2.6/PI1.4 and some Industry Standards.
+# EFI1.10/UEFI2.7/PI1.4 and some Industry Standards.
 #
 # Copyright (c) 2007 - 2017, Intel Corporation. All rights reserved.<BR>
 # Portions copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>
@@ -1671,6 +1671,9 @@
   ## Include/Protocol/BluetoothLeConfig.h
   gEfiBluetoothLeConfigProtocolGuid         = { 0x8f76da58, 0x1f99, 0x4275, { 
0xa4, 0xec, 0x47, 0x56, 0x51, 0x5b, 0x1c, 0xe8 } }
 
+  ## Include/Protocol/HttpBootCallback.h
+  gEfiHttpBootCallbackProtocolGuid   = {0xba23b311, 0x343d, 0x11e6, {0x91, 
0x85, 0x58, 0x20, 0xb1, 0xd6, 0x52, 0x99}}
+
   #
   # Protocols defined in Shell2.0
   #
@@ -1685,7 +1688,7 @@
   #
   ## Include/Protocol/ShellDynamicCommand.h
   gEfiShellDynamicCommandProtocolGuid  = { 0x3c7200e9, 0x005f, 0x4ea4, {0x87, 
0xde, 0xa3, 0xdf, 0xac, 0x8a, 0x27, 0xc3 }}
-
+  
 #
 # [Error.gEfiMdePkgTokenSpaceGuid]
 #   0x80000001 | Invalid value provided.
-- 
2.13.0.windows.1

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