From aa498f8c3885b45a560c02a4e7f8b751e6d6451d Mon Sep 17 00:00:00 2001
From: Jiaxin Wu <jiaxin.wu@intel.com>
Date: Mon, 24 Aug 2015 01:24:20 +0000
Subject: NetworkPkg: Add HTTP utilities driver

This patch is used to add HTTP utilities driver.

Cc: Ye Ting <ting.ye@intel.com>
Cc: Siyuan Fu <siyuan.fu@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Jiaxin Wu <jiaxin.wu@intel.com>
Reviewed-by: Ye Ting <ting.ye@intel.com>
Reviewed-by: Samer El-Haj-Mahmoud <samer.el-haj-mahmoud@hp.com>

git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@18260 6f19259b-4bc3-4df7-8a09-765794883524
---
 NetworkPkg/HttpUtilitiesDxe/HttpUtilitiesDxe.c | 126 +++++++++++++++++++++++++
 1 file changed, 126 insertions(+)
 create mode 100644 NetworkPkg/HttpUtilitiesDxe/HttpUtilitiesDxe.c

(limited to 'NetworkPkg/HttpUtilitiesDxe/HttpUtilitiesDxe.c')

diff --git a/NetworkPkg/HttpUtilitiesDxe/HttpUtilitiesDxe.c b/NetworkPkg/HttpUtilitiesDxe/HttpUtilitiesDxe.c
new file mode 100644
index 0000000000..6bd5b6c6af
--- /dev/null
+++ b/NetworkPkg/HttpUtilitiesDxe/HttpUtilitiesDxe.c
@@ -0,0 +1,126 @@
+/** @file
+  The DriverEntryPoint and Unload for HttpUtilities driver.
+
+  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.
+
+**/
+
+#include "HttpUtilitiesDxe.h"
+
+
+/**
+  Unloads an image.
+
+  @param  ImageHandle           Handle that identifies the image to be unloaded.
+
+  @retval EFI_SUCCESS           The image has been unloaded.
+  @retval EFI_INVALID_PARAMETER ImageHandle is not a valid image handle.
+
+**/
+EFI_STATUS 
+EFIAPI
+HttpUtilitiesDxeUnload (
+  IN EFI_HANDLE  ImageHandle
+  )
+{
+  EFI_STATUS                      Status;
+  UINTN                           HandleNum;
+  EFI_HANDLE                      *HandleBuffer;
+  UINT32                          Index;
+  EFI_HTTP_UTILITIES_PROTOCOL     *HttpUtilitiesProtocol;
+
+
+  HandleBuffer   = NULL;
+
+  //
+  // Locate all the handles with HttpUtilities protocol.
+  //
+  Status = gBS->LocateHandleBuffer (
+                  ByProtocol,
+                  &gEfiHttpUtilitiesProtocolGuid,
+                  NULL,
+                  &HandleNum,
+                  &HandleBuffer
+                  );
+  if (EFI_ERROR (Status)) {
+    return Status;
+  }
+
+  for (Index = 0; Index < HandleNum; Index++) {
+    //
+    // Firstly, find HttpUtilitiesProtocol interface
+    //
+    Status = gBS->OpenProtocol (
+                    HandleBuffer[Index], 
+                    &gEfiHttpUtilitiesProtocolGuid, 
+                    (VOID **) &HttpUtilitiesProtocol, 
+                    ImageHandle, 
+                    NULL, 
+                    EFI_OPEN_PROTOCOL_BY_HANDLE_PROTOCOL
+                    );
+    if (EFI_ERROR (Status)) {
+      return Status;
+    }
+
+    //
+    // Then, uninstall HttpUtilities interface
+    // 
+    Status = gBS->UninstallMultipleProtocolInterfaces (
+                    HandleBuffer[Index],
+                    &gEfiHttpUtilitiesProtocolGuid, HttpUtilitiesProtocol,
+                    NULL
+                    );
+    if (EFI_ERROR (Status)) {
+      return Status;
+    }
+  }
+
+  return EFI_SUCCESS;
+}
+
+
+/**
+  This is the declaration of an EFI image entry point. This entry point is
+  the same for UEFI Applications, UEFI OS Loaders, and UEFI Drivers including
+  both device drivers and bus drivers.
+
+  @param  ImageHandle           The firmware allocated handle for the UEFI image.
+  @param  SystemTable           A pointer to the EFI System Table.
+
+  @retval EFI_SUCCESS           The operation completed successfully.
+  @retval Others                An unexpected error occurred.
+**/
+EFI_STATUS
+EFIAPI
+HttpUtilitiesDxeDriverEntryPoint (
+  IN EFI_HANDLE        ImageHandle,
+  IN EFI_SYSTEM_TABLE  *SystemTable
+  )
+{
+  EFI_STATUS             Status;
+
+  EFI_HANDLE             Handle;
+
+  Handle = NULL;
+
+  //
+  // Install the HttpUtilities Protocol onto Handle
+  //
+  Status = gBS->InstallMultipleProtocolInterfaces (
+                  &Handle,
+                  &gEfiHttpUtilitiesProtocolGuid,
+                  &mHttpUtilitiesProtocol,
+                  NULL
+                  );
+  
+  return Status;
+}
+
-- 
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