mirror of https://github.com/acidanthera/audk.git
118 lines
3.0 KiB
C
118 lines
3.0 KiB
C
/** @file
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The DriverEntryPoint and Unload for HttpUtilities driver.
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Copyright (c) 2015 - 2018, Intel Corporation. All rights reserved.<BR>
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SPDX-License-Identifier: BSD-2-Clause-Patent
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**/
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#include "HttpUtilitiesDxe.h"
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/**
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Unloads an image.
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@param ImageHandle Handle that identifies the image to be unloaded.
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@retval EFI_SUCCESS The image has been unloaded.
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@retval EFI_INVALID_PARAMETER ImageHandle is not a valid image handle.
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**/
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EFI_STATUS
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EFIAPI
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HttpUtilitiesDxeUnload (
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IN EFI_HANDLE ImageHandle
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)
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{
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EFI_STATUS Status;
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UINTN HandleNum;
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EFI_HANDLE *HandleBuffer;
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UINT32 Index;
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EFI_HTTP_UTILITIES_PROTOCOL *HttpUtilitiesProtocol;
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HandleBuffer = NULL;
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//
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// Locate all the handles with HttpUtilities protocol.
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//
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Status = gBS->LocateHandleBuffer (
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ByProtocol,
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&gEfiHttpUtilitiesProtocolGuid,
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NULL,
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&HandleNum,
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&HandleBuffer
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);
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if (EFI_ERROR (Status)) {
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return Status;
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}
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for (Index = 0; Index < HandleNum; Index++) {
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//
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// Firstly, find HttpUtilitiesProtocol interface
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//
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Status = gBS->OpenProtocol (
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HandleBuffer[Index],
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&gEfiHttpUtilitiesProtocolGuid,
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(VOID **)&HttpUtilitiesProtocol,
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ImageHandle,
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NULL,
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EFI_OPEN_PROTOCOL_BY_HANDLE_PROTOCOL
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);
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if (EFI_ERROR (Status)) {
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return Status;
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}
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//
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// Then, uninstall HttpUtilities interface
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//
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Status = gBS->UninstallMultipleProtocolInterfaces (
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HandleBuffer[Index],
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&gEfiHttpUtilitiesProtocolGuid,
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HttpUtilitiesProtocol,
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NULL
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);
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if (EFI_ERROR (Status)) {
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return Status;
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}
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}
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return EFI_SUCCESS;
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}
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/**
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This is the declaration of an EFI image entry point. This entry point is
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the same for UEFI Applications, UEFI OS Loaders, and UEFI Drivers including
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both device drivers and bus drivers.
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@param ImageHandle The firmware allocated handle for the UEFI image.
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@param SystemTable A pointer to the EFI System Table.
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@retval EFI_SUCCESS The operation completed successfully.
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@retval Others An unexpected error occurred.
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**/
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EFI_STATUS
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EFIAPI
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HttpUtilitiesDxeDriverEntryPoint (
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IN EFI_HANDLE ImageHandle,
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IN EFI_SYSTEM_TABLE *SystemTable
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)
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{
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EFI_STATUS Status;
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EFI_HANDLE Handle;
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Handle = NULL;
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//
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// Install the HttpUtilities Protocol onto Handle
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//
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Status = gBS->InstallMultipleProtocolInterfaces (
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&Handle,
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&gEfiHttpUtilitiesProtocolGuid,
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&mHttpUtilitiesProtocol,
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NULL
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);
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return Status;
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}
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