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/** @file
The DriverEntryPoint and Unload for HttpUtilities driver.
Copyright (c) 2015 - 2018, Intel Corporation. All rights reserved.<BR>
SPDX-License-Identifier: BSD-2-Clause-Patent
**/
#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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