Add security package to repository.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@12261 6f19259b-4bc3-4df7-8a09-765794883524
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/** @file
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Entrypoint of Extended SAL variable service module.
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Copyright (c) 2009 - 2011, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution. The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#include "Variable.h"
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#include "AuthService.h"
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//
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// Don't use module globals after the SetVirtualAddress map is signaled
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//
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EFI_EVENT mEfiVirtualNotifyEvent;
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/**
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Common entry for Extended SAL Variable Services Class.
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This is the common entry of all functions of Extended SAL Variable Services Class.
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@param[in] FunctionId The Function ID of member function in Extended SAL Variable Services Class.
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@param[in] Arg2 The 2nd parameter for SAL procedure call.
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@param[in] Arg3 The 3rd parameter for SAL procedure call.
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@param[in] Arg4 The 4th parameter for SAL procedure call.
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@param[in] Arg5 The 5th parameter for SAL procedure call.
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@param[in] Arg6 The 6th parameter for SAL procedure call.
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@param[in] Arg7 The 7th parameter for SAL procedure call.
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@param[in] Arg8 The 8th parameter for SAL procedure call.
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@param[in] VirtualMode The current calling mode for this function.
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@param[in] Global The context of this Extended SAL Variable Services Class call.
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@return The register of SAL.
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**/
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SAL_RETURN_REGS
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EFIAPI
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EsalVariableCommonEntry (
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IN UINT64 FunctionId,
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IN UINT64 Arg2,
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IN UINT64 Arg3,
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IN UINT64 Arg4,
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IN UINT64 Arg5,
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IN UINT64 Arg6,
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IN UINT64 Arg7,
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IN UINT64 Arg8,
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IN BOOLEAN VirtualMode,
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IN ESAL_VARIABLE_GLOBAL *Global
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)
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{
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SAL_RETURN_REGS ReturnVal;
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ReturnVal.r9 = 0;
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ReturnVal.r10 = 0;
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ReturnVal.r11 = 0;
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switch (FunctionId) {
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case EsalGetVariableFunctionId:
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ReturnVal.Status = EsalGetVariable (
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(CHAR16 *) Arg2,
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(EFI_GUID *) Arg3,
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(UINT32 *) Arg4,
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(UINTN *) Arg5,
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(VOID *) Arg6,
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VirtualMode,
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Global
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);
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return ReturnVal;
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case EsalGetNextVariableNameFunctionId:
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ReturnVal.Status = EsalGetNextVariableName (
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(UINTN *) Arg2,
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(CHAR16 *) Arg3,
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(EFI_GUID *) Arg4,
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VirtualMode,
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Global
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);
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return ReturnVal;
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case EsalSetVariableFunctionId:
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ReturnVal.Status = EsalSetVariable (
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(CHAR16 *) Arg2,
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(EFI_GUID *) Arg3,
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(UINT32) Arg4,
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(UINTN) Arg5,
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(VOID *) Arg6,
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VirtualMode,
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Global
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);
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return ReturnVal;
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case EsalQueryVariableInfoFunctionId:
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ReturnVal.Status = EsalQueryVariableInfo (
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(UINT32) Arg2,
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(UINT64 *) Arg3,
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(UINT64 *) Arg4,
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(UINT64 *) Arg5,
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VirtualMode,
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Global
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);
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return ReturnVal;
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default:
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ReturnVal.Status = EFI_SAL_INVALID_ARGUMENT;
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return ReturnVal;
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}
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}
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/**
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Notification function of EVT_SIGNAL_VIRTUAL_ADDRESS_CHANGE.
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This is a notification function registered on EVT_SIGNAL_VIRTUAL_ADDRESS_CHANGE event.
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It convers pointer to new virtual address.
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@param[in] Event The event whose notification function is being invoked.
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@param[in] Context The pointer to the notification function's context.
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**/
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VOID
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EFIAPI
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VariableClassAddressChangeEvent (
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IN EFI_EVENT Event,
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IN VOID *Context
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)
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{
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UINTN Index;
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CopyMem (
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&mVariableModuleGlobal->VariableGlobal[Virtual],
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&mVariableModuleGlobal->VariableGlobal[Physical],
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sizeof (VARIABLE_GLOBAL)
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);
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EfiConvertPointer (
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0x0,
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(VOID **) &mVariableModuleGlobal->VariableGlobal[Virtual].NonVolatileVariableBase
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);
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EfiConvertPointer (
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0x0,
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(VOID **) &mVariableModuleGlobal->VariableGlobal[Virtual].VolatileVariableBase
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);
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mVariableModuleGlobal->PlatformLangCodes[Virtual] = mVariableModuleGlobal->PlatformLangCodes[Physical];
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EfiConvertPointer (0x0, (VOID **) &mVariableModuleGlobal->PlatformLangCodes[Virtual]);
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mVariableModuleGlobal->LangCodes[Virtual] = mVariableModuleGlobal->LangCodes[Physical];
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EfiConvertPointer (0x0, (VOID **) &mVariableModuleGlobal->LangCodes[Virtual]);
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mVariableModuleGlobal->PlatformLang[Virtual] = mVariableModuleGlobal->PlatformLang[Physical];
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EfiConvertPointer (0x0, (VOID **) &mVariableModuleGlobal->PlatformLang[Virtual]);
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CopyMem (
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mVariableModuleGlobal->VariableName[Virtual],
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mVariableModuleGlobal->VariableName[Physical],
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sizeof (mVariableModuleGlobal->VariableName[Physical])
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);
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for (Index = 0; Index < NUM_VAR_NAME; Index++) {
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EfiConvertPointer (0x0, (VOID **) &mVariableModuleGlobal->VariableName[Virtual][Index]);
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}
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mVariableModuleGlobal->GlobalVariableGuid[Virtual] = &gEfiGlobalVariableGuid;
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EfiConvertPointer (0x0, (VOID **) &mVariableModuleGlobal->GlobalVariableGuid[Virtual]);
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mVariableModuleGlobal->AuthenticatedVariableGuid[Virtual] = &gEfiAuthenticatedVariableGuid;
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EfiConvertPointer (0x0, (VOID **) &mVariableModuleGlobal->AuthenticatedVariableGuid[Virtual]);
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mVariableModuleGlobal->CertRsa2048Sha256Guid[Virtual] = &gEfiCertRsa2048Sha256Guid;
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EfiConvertPointer (0x0, (VOID **) &mVariableModuleGlobal->CertRsa2048Sha256Guid[Virtual]);
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mVariableModuleGlobal->ImageSecurityDatabaseGuid[Virtual] = &gEfiImageSecurityDatabaseGuid;
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EfiConvertPointer (0x0, (VOID **) &mVariableModuleGlobal->ImageSecurityDatabaseGuid[Virtual]);
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mVariableModuleGlobal->HashContext[Virtual] = mVariableModuleGlobal->HashContext[Physical];
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EfiConvertPointer (0x0, (VOID **) &mVariableModuleGlobal->HashContext[Virtual]);
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}
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/**
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Entry point of Extended SAL Variable service module.
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This function is the entry point of Extended SAL Variable service module.
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It registers all functions of Extended SAL Variable class, initializes
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variable store for non-volatile and volatile variables, and registers
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notification function for EVT_SIGNAL_VIRTUAL_ADDRESS_CHANGE event.
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@param[in] ImageHandle The Image handle of this driver.
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@param[in] SystemTable The pointer of EFI_SYSTEM_TABLE.
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@retval EFI_SUCCESS Extended SAL Variable Services Class successfully registered.
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**/
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EFI_STATUS
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EFIAPI
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VariableServiceInitialize (
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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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Status = gBS->CreateEventEx (
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EVT_NOTIFY_SIGNAL,
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TPL_NOTIFY,
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VariableClassAddressChangeEvent,
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NULL,
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&gEfiEventVirtualAddressChangeGuid,
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&mEfiVirtualNotifyEvent
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);
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ASSERT_EFI_ERROR (Status);
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Status = VariableCommonInitialize (ImageHandle, SystemTable);
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ASSERT_EFI_ERROR (Status);
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//
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// Authenticated variable initialize
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//
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Status = AutenticatedVariableServiceInitialize ();
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ASSERT_EFI_ERROR (Status);
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//
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// Register All the Functions with Extended SAL Variable Services Class
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//
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RegisterEsalClass (
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EFI_EXTENDED_SAL_VARIABLE_SERVICES_PROTOCOL_GUID_LO,
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EFI_EXTENDED_SAL_VARIABLE_SERVICES_PROTOCOL_GUID_HI,
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mVariableModuleGlobal,
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EsalVariableCommonEntry,
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EsalGetVariableFunctionId,
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EsalVariableCommonEntry,
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EsalGetNextVariableNameFunctionId,
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EsalVariableCommonEntry,
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EsalSetVariableFunctionId,
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EsalVariableCommonEntry,
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EsalQueryVariableInfoFunctionId,
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NULL
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);
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return EFI_SUCCESS;
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}
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