115 lines
2.4 KiB
C
115 lines
2.4 KiB
C
/** @file
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Key consumer
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Copyright (c) 2018, vit9696. 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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#ifndef AIK_TARGET_H
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#define AIK_TARGET_H
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#include <IndustryStandard/AppleHid.h>
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#include <Protocol/AppleKeyMapDatabase.h>
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#include <Protocol/AmiKeycode.h>
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//
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// Maximum amount of keys reported to Apple protocols
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//
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#define AIK_TARGET_BUFFER_SIZE 6
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//
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// Known values for key repeat (single key hold):
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// VMware - 2, APTIO V - 3 or 4
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// Known values for different keys (quick press one after other):
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// VMware - 6+, APTIO V - 10+
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// Known values for simultaneous keys (dual key hold):
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// VMware - 2, APTIO V - 1
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//
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//
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// Remove key if it was not submitted after this value.
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//
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#define AIK_TARGET_FORGET_THRESHOLD 5
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//
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// Assume simultaneous press if within this value.
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//
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#define AIK_TARGET_MERGE_THRESHOLD 2
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typedef struct {
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//
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// Apple output protocol we submit data to.
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//
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APPLE_KEY_MAP_DATABASE_PROTOCOL *KeyMapDb;
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//
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// Apple output buffer index
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//
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UINTN KeyMapDbIndex;
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//
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// Apple modifier map (previously reported)
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//
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APPLE_MODIFIER_MAP Modifiers;
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//
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// Previously reported Apple modifiers timestamp
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//
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UINT64 ModifierCounter;
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//
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// Previously reported Apple active keys
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//
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APPLE_KEY_CODE Keys[AIK_TARGET_BUFFER_SIZE];
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//
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// Previously reported Apple key timestamps
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//
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UINT64 KeyCounters[AIK_TARGET_BUFFER_SIZE];
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//
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// Amount of active keys previously reported
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//
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UINTN NumberOfKeys;
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//
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// Timestamp counter incremented every refresh
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//
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UINT64 Counter;
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} AIK_TARGET;
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EFI_STATUS
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AIKTargetInstall (
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IN OUT AIK_TARGET *Target
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);
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VOID
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AIKTargetUninstall (
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IN OUT AIK_TARGET *Target
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);
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UINT64
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AIKTargetRefresh (
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IN OUT AIK_TARGET *Target
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);
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VOID
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AIKTargetWriteEntry (
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IN OUT AIK_TARGET *Target,
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IN AMI_EFI_KEY_DATA *KeyData
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);
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VOID
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AIKTargetSubmit (
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IN OUT AIK_TARGET *Target
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);
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#endif
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