mirror of https://github.com/acidanthera/audk.git
54 lines
2.2 KiB
C
54 lines
2.2 KiB
C
/** @file
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Declarations and macros for the console abstraction.
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Copyright (c) 2010 - 2014, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials are licensed and made available
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under the terms and conditions of the BSD License which accompanies this
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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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Depends on <kfile.h>, <Device/Device.h>, <Protocol/SimpleTextIn.h>, <Uefi/UefiBaseType.h>
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**/
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#ifndef _DEVICE_UEFI_CONSOLE_H
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#define _DEVICE_UEFI_CONSOLE_H
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#include <kfile.h>
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#include <Device/Device.h>
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/* The members Cookie through Abstraction, inclusive, are the same type and order
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for all instance structures.
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All instance structures must be a multiple of sizeof(UINTN) bytes long
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*/
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typedef struct {
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UINT32 Cookie; ///< Special value identifying this as a valid ConInstance
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UINT32 InstanceNum; ///< Which instance is this? Zero-based.
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EFI_HANDLE Dev; ///< Pointer to either Input or Output Protocol.
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DeviceNode *Parent; ///< Points to the parent Device Node.
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struct fileops Abstraction; ///< Pointers to functions implementing this device's abstraction.
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UINTN Reserved_1; // Ensure that next member starts on an 8-byte boundary
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UINT64 NumRead; ///< Number of characters Read.
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UINT64 NumWritten; ///< Number of characters Written.
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__mbstate_t CharState; ///< Character state for the byte stream passing through this device
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CHAR16 UnGetKey; ///< One-key pushback, for poll().
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} ConInstance;
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__BEGIN_DECLS
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int
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EFIAPI
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da_ConOpen(
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IN DeviceNode *DevNode,
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IN struct __filedes *filp,
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IN int DevInstance,
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IN CHAR16 *Path,
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IN CHAR16 *MPath
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);
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__END_DECLS
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#endif /* _DEVICE_UEFI_CONSOLE_H */
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