mirror of https://github.com/acidanthera/audk.git
55 lines
2.1 KiB
C
55 lines
2.1 KiB
C
/** @file -- VarCheckPolicyMmiCommon.h
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This header contains communication definitions that are shared between DXE
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and the MM component of VarCheckPolicy.
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Copyright (c) Microsoft Corporation.
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SPDX-License-Identifier: BSD-2-Clause-Patent
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**/
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#ifndef _VAR_CHECK_POLICY_MMI_COMMON_H_
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#define _VAR_CHECK_POLICY_MMI_COMMON_H_
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#define VAR_CHECK_POLICY_COMM_SIG SIGNATURE_32('V', 'C', 'P', 'C')
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#define VAR_CHECK_POLICY_COMM_REVISION 1
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#pragma pack(push, 1)
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typedef struct _VAR_CHECK_POLICY_COMM_HEADER {
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UINT32 Signature;
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UINT32 Revision;
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UINT32 Command;
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EFI_STATUS Result;
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} VAR_CHECK_POLICY_COMM_HEADER;
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typedef struct _VAR_CHECK_POLICY_COMM_IS_ENABLED_PARAMS {
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BOOLEAN State;
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} VAR_CHECK_POLICY_COMM_IS_ENABLED_PARAMS;
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typedef struct _VAR_CHECK_POLICY_COMM_DUMP_PARAMS {
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UINT32 PageRequested;
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UINT32 TotalSize;
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UINT32 PageSize;
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BOOLEAN HasMore;
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} VAR_CHECK_POLICY_COMM_DUMP_PARAMS;
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#pragma pack(pop)
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// Make sure that we will hold at least the headers.
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#define VAR_CHECK_POLICY_MM_COMM_BUFFER_SIZE MAX((OFFSET_OF(EFI_MM_COMMUNICATE_HEADER, Data) + sizeof (VAR_CHECK_POLICY_COMM_HEADER) + EFI_PAGES_TO_SIZE(1)), EFI_PAGES_TO_SIZE(4))
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#define VAR_CHECK_POLICY_MM_DUMP_BUFFER_SIZE (VAR_CHECK_POLICY_MM_COMM_BUFFER_SIZE - \
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(OFFSET_OF(EFI_MM_COMMUNICATE_HEADER, Data) + \
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sizeof(VAR_CHECK_POLICY_COMM_HEADER) + \
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sizeof(VAR_CHECK_POLICY_COMM_DUMP_PARAMS)))
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STATIC_ASSERT (
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VAR_CHECK_POLICY_MM_DUMP_BUFFER_SIZE < VAR_CHECK_POLICY_MM_COMM_BUFFER_SIZE,
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"an integer underflow may have occurred calculating VAR_CHECK_POLICY_MM_DUMP_BUFFER_SIZE"
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);
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#define VAR_CHECK_POLICY_COMMAND_DISABLE 0x0001
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#define VAR_CHECK_POLICY_COMMAND_IS_ENABLED 0x0002
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#define VAR_CHECK_POLICY_COMMAND_REGISTER 0x0003
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#define VAR_CHECK_POLICY_COMMAND_DUMP 0x0004
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#define VAR_CHECK_POLICY_COMMAND_LOCK 0x0005
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#endif // _VAR_CHECK_POLICY_MMI_COMMON_H_
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