mirror of https://github.com/acidanthera/audk.git
691 lines
19 KiB
C++
691 lines
19 KiB
C++
/** @file
|
|
PCD Library Class Interface Declarations
|
|
|
|
Copyright (c) 2006, Intel Corporation
|
|
All rights reserved. This program and the accompanying materials
|
|
are licensed and made available under the terms and conditions of the BSD License
|
|
which accompanies this distribution. The full text of the license may be found at
|
|
http://opensource.org/licenses/bsd-license.php
|
|
|
|
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
|
|
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
|
|
|
|
|
|
Module Name: PcdLib.h
|
|
|
|
**/
|
|
|
|
#ifndef __PCD_LIB_H__
|
|
#define __PCD_LIB_H__
|
|
|
|
|
|
#define PcdToken(TokenName) _PCD_TOKEN_##TokenName
|
|
|
|
|
|
//
|
|
// Feature Flag is in the form of a global constant
|
|
//
|
|
#define FeaturePcdGet(TokenName) _gPcd_FixedAtBuild_##TokenName
|
|
|
|
|
|
//
|
|
// Fixed is fixed at build time
|
|
//
|
|
#define FixedPcdGet8(TokenName) _gPcd_FixedAtBuild_##TokenName
|
|
#define FixedPcdGet16(TokenName) _gPcd_FixedAtBuild_##TokenName
|
|
#define FixedPcdGet32(TokenName) _gPcd_FixedAtBuild_##TokenName
|
|
#define FixedPcdGet64(TokenName) _gPcd_FixedAtBuild_##TokenName
|
|
#define FixedPcdGetBool(TokenName) _gPcd_FixedAtBuild_##TokenName
|
|
|
|
|
|
//
|
|
// BugBug: This works for strings, but not constants.
|
|
//
|
|
#define FixedPcdGetPtr(TokenName) ((VOID *)_gPcd_FixedAtBuild_##TokenName)
|
|
|
|
|
|
//
|
|
// (Binary) Patch is in the form of a global variable
|
|
//
|
|
#define PatchPcdGet8(TokenName) _gPcd_BinaryPatch_##TokenName
|
|
#define PatchPcdGet16(TokenName) _gPcd_BinaryPatch_##TokenName
|
|
#define PatchPcdGet32(TokenName) _gPcd_BinaryPatch_##TokenName
|
|
#define PatchPcdGet64(TokenName) _gPcd_BinaryPatch_##TokenName
|
|
#define PatchPcdGetBool(TokenName) _gPcd_BinaryPatch_##TokenName
|
|
#define PatchPcdGetPtr(TokenName) ((VOID *)_gPcd_BinaryPatch_##TokenName)
|
|
|
|
|
|
//
|
|
// Dynamic is via the protocol with only the TokenNumber as argument
|
|
// It can also be Patch or Fixed type based on a build option
|
|
//
|
|
#define PcdGet8(TokenName) _PCD_MODE_8_##TokenName
|
|
#define PcdGet16(TokenName) _PCD_MODE_16_##TokenName
|
|
#define PcdGet32(TokenName) _PCD_MODE_32_##TokenName
|
|
#define PcdGet64(TokenName) _PCD_MODE_64_##TokenName
|
|
#define PcdGetPtr(TokenName) _PCD_MODE_PTR_##TokenName
|
|
#define PcdGetBool(TokenName) _PCD_MODE_BOOL_##TokenName
|
|
|
|
|
|
//
|
|
// Dynamic Ex is to support binary distribution
|
|
//
|
|
#define PcdGetEx8(Guid, TokenName) LibPcdGetEx8 (Guid, _PCD_TOKEN_##TokenName)
|
|
#define PcdGetEx16(Guid, TokenName) LibPcdGetEx16 (Guid, _PCD_TOKEN_##TokenName)
|
|
#define PcdGetEx32(Guid, TokenName) LibPcdGetEx32 (Guid, _PCD_TOKEN_##TokenName)
|
|
#define PcdGetEx64(Guid, TokenName) LibPcdGetEx64 (Guid, _PCD_TOKEN_##TokenName)
|
|
#define PcdGetExPtr(Guid, TokenName) LibPcdGetExPtr (Guid, _PCD_TOKEN_##TokenName)
|
|
#define PcdGetExBool(Guid, TokenName) LibPcdGetExBool (Guid, _PCD_TOKEN_##TokenName)
|
|
|
|
|
|
//
|
|
// Dynamic Set
|
|
//
|
|
#define PcdSet8(TokenName, Value) LibPcdSet8 (_PCD_TOKEN_##TokenName, Value)
|
|
#define PcdSet16(TokenName, Value) LibPcdSet16 (_PCD_TOKEN_##TokenName, Value)
|
|
#define PcdSet32(TokenName, Value) LibPcdSet32 (_PCD_TOKEN_##TokenName, Value)
|
|
#define PcdSet64(TokenName, Value) LibPcdSet64 (_PCD_TOKEN_##TokenName, Value)
|
|
#define PcdSetPtr(TokenName, Value) LibPcdSetPtr (_PCD_TOKEN_##TokenName, Value)
|
|
#define PcdSetBool(TokenName, Value) LibPcdSetBool(_PCD_TOKEN_##TokenName, Value)
|
|
|
|
|
|
//
|
|
// Dynamic Set Ex
|
|
//
|
|
#define PcdSetEx8 (Guid, TokenName, Value) LibPcdSetEx8 (Guid, _PCD_TOKEN_##TokenName, Value)
|
|
#define PcdSetEx16 (Guid, TokenName, Value) LibPcdSetEx16 (Guid, _PCD_TOKEN_##TokenName, Value)
|
|
#define PcdSetEx32 (Guid, TokenName, Value) LibPcdSetEx32 (Guid, _PCD_TOKEN_##TokenName, Value)
|
|
#define PcdSetEx64 (Guid, TokenName, Value) LibPcdSetEx64 (Guid, _PCD_TOKEN_##TokenName, Value)
|
|
#define PcdSetExPtr (Guid, TokenName, Value) LibPcdSetExPtr (Guid, _PCD_TOKEN_##TokenName, Value)
|
|
#define PcdSetExBool(Guid, TokenName, Value) LibPcdSetExBool(Guid, _PCD_TOKEN_##TokenName, Value)
|
|
|
|
|
|
/**
|
|
Sets the current SKU in the PCD database to the value specified by SkuId. SkuId is returned.
|
|
|
|
@param[in] SkuId The SKU value that will be used when the PCD service will retrieve and
|
|
set values associated with a PCD token.
|
|
|
|
@retval UINTN Return the SKU ID that just be set.
|
|
|
|
**/
|
|
UINTN
|
|
EFIAPI
|
|
LibPcdSetSku (
|
|
IN UINTN SkuId
|
|
);
|
|
|
|
|
|
/**
|
|
Returns the 8-bit value for the token specified by TokenNumber.
|
|
|
|
@param[in] The PCD token number to retrieve a current value for.
|
|
|
|
@retval UINT8 Returns the 8-bit value for the token specified by TokenNumber.
|
|
|
|
**/
|
|
UINT8
|
|
EFIAPI
|
|
LibPcdGet8 (
|
|
IN UINTN TokenNumber
|
|
);
|
|
|
|
|
|
/**
|
|
Returns the 16-bit value for the token specified by TokenNumber.
|
|
|
|
@param[in] The PCD token number to retrieve a current value for.
|
|
|
|
@retval UINT16 Returns the 16-bit value for the token specified by TokenNumber.
|
|
|
|
**/
|
|
UINT16
|
|
EFIAPI
|
|
LibPcdGet16 (
|
|
IN UINTN TokenNumber
|
|
);
|
|
|
|
|
|
/**
|
|
Returns the 32-bit value for the token specified by TokenNumber.
|
|
|
|
@param[in] TokenNumber The PCD token number to retrieve a current value for.
|
|
|
|
@retval UINT32 Returns the 32-bit value for the token specified by TokenNumber.
|
|
|
|
**/
|
|
UINT32
|
|
EFIAPI
|
|
LibPcdGet32 (
|
|
IN UINTN TokenNumber
|
|
);
|
|
|
|
|
|
/**
|
|
Returns the 64-bit value for the token specified by TokenNumber.
|
|
|
|
@param[in] TokenNumber The PCD token number to retrieve a current value for.
|
|
|
|
@retval UINT64 Returns the 64-bit value for the token specified by TokenNumber.
|
|
|
|
**/
|
|
UINT64
|
|
EFIAPI
|
|
LibPcdGet64 (
|
|
IN UINTN TokenNumber
|
|
);
|
|
|
|
|
|
/**
|
|
Returns the pointer to the buffer of the token specified by TokenNumber.
|
|
|
|
@param[in] TokenNumber The PCD token number to retrieve a current value for.
|
|
|
|
@retval VOID* Returns the pointer to the token specified by TokenNumber.
|
|
|
|
**/
|
|
VOID *
|
|
EFIAPI
|
|
LibPcdGetPtr (
|
|
IN UINTN TokenNumber
|
|
);
|
|
|
|
|
|
/**
|
|
Returns the Boolean value of the token specified by TokenNumber.
|
|
|
|
@param[in] TokenNumber The PCD token number to retrieve a current value for.
|
|
|
|
@retval BOOLEAN Returns the Boolean value of the token specified by TokenNumber.
|
|
|
|
**/
|
|
BOOLEAN
|
|
EFIAPI
|
|
LibPcdGetBool (
|
|
IN UINTN TokenNumber
|
|
);
|
|
|
|
|
|
/**
|
|
Returns the size of the token specified by TokenNumber.
|
|
|
|
@param[in] TokenNumber The PCD token number to retrieve a current value for.
|
|
|
|
@retval UINTN Returns the size of the token specified by TokenNumber.
|
|
|
|
**/
|
|
UINTN
|
|
EFIAPI
|
|
LibPcdGetSize (
|
|
IN UINTN TokenNumber
|
|
);
|
|
|
|
|
|
/**
|
|
Returns the 8-bit value for the token specified by TokenNumber and Guid.
|
|
If Guid is NULL, then ASSERT().
|
|
|
|
@param[in] Guid Pointer to a 128-bit unique value that designates
|
|
which namespace to retrieve a value from.
|
|
@param[in] TokenNumber The PCD token number to retrieve a current value for.
|
|
|
|
@retval UINT8 Return the UINT8.
|
|
|
|
**/
|
|
UINT8
|
|
EFIAPI
|
|
LibPcdGetEx8 (
|
|
IN CONST GUID *Guid,
|
|
IN UINTN TokenNumber
|
|
);
|
|
|
|
|
|
/**
|
|
Returns the 16-bit value for the token specified by TokenNumber and Guid.
|
|
If Guid is NULL, then ASSERT().
|
|
|
|
@param[in] Guid Pointer to a 128-bit unique value that designates
|
|
which namespace to retrieve a value from.
|
|
@param[in] TokenNumber The PCD token number to retrieve a current value for.
|
|
|
|
@retval UINT16 Return the UINT16.
|
|
|
|
**/
|
|
UINT16
|
|
EFIAPI
|
|
LibPcdGetEx16 (
|
|
IN CONST GUID *Guid,
|
|
IN UINTN TokenNumber
|
|
);
|
|
|
|
|
|
/**
|
|
Returns the 32-bit value for the token specified by TokenNumber and Guid.
|
|
If Guid is NULL, then ASSERT().
|
|
|
|
@param[in] Guid Pointer to a 128-bit unique value that designates
|
|
which namespace to retrieve a value from.
|
|
@param[in] TokenNumber The PCD token number to retrieve a current value for.
|
|
|
|
@retval UINT32 Return the UINT32.
|
|
|
|
**/
|
|
UINT32
|
|
EFIAPI
|
|
LibPcdGetEx32 (
|
|
IN CONST GUID *Guid,
|
|
IN UINTN TokenNumber
|
|
);
|
|
|
|
|
|
/**
|
|
Returns the 64-bit value for the token specified by TokenNumber and Guid.
|
|
If Guid is NULL, then ASSERT().
|
|
|
|
@param[in] Guid Pointer to a 128-bit unique value that designates
|
|
which namespace to retrieve a value from.
|
|
@param[in] TokenNumber The PCD token number to retrieve a current value for.
|
|
|
|
@retval UINT64 Return the UINT64.
|
|
|
|
**/
|
|
UINT64
|
|
EFIAPI
|
|
LibPcdGetEx64 (
|
|
IN CONST GUID *Guid,
|
|
IN UINTN TokenNumber
|
|
);
|
|
|
|
|
|
/**
|
|
Returns the pointer to the buffer of token specified by TokenNumber and Guid.
|
|
If Guid is NULL, then ASSERT().
|
|
|
|
@param[in] Guid Pointer to a 128-bit unique value that designates
|
|
which namespace to retrieve a value from.
|
|
@param[in] TokenNumber The PCD token number to retrieve a current value for.
|
|
|
|
@retval VOID* Return the VOID* pointer.
|
|
|
|
**/
|
|
VOID *
|
|
EFIAPI
|
|
LibPcdGetExPtr (
|
|
IN CONST GUID *Guid,
|
|
IN UINTN TokenNumber
|
|
);
|
|
|
|
|
|
/**
|
|
Returns the Boolean value of the token specified by TokenNumber and Guid.
|
|
If Guid is NULL, then ASSERT().
|
|
|
|
@param[in] Guid Pointer to a 128-bit unique value that designates
|
|
which namespace to retrieve a value from.
|
|
@param[in] TokenNumber The PCD token number to retrieve a current value for.
|
|
|
|
@retval BOOLEAN Return the BOOLEAN.
|
|
|
|
**/
|
|
BOOLEAN
|
|
EFIAPI
|
|
LibPcdGetExBool (
|
|
IN CONST GUID *Guid,
|
|
IN UINTN TokenNumber
|
|
);
|
|
|
|
|
|
/**
|
|
Returns the size of the token specified by TokenNumber and Guid.
|
|
If Guid is NULL, then ASSERT().
|
|
|
|
@param[in] Guid Pointer to a 128-bit unique value that designates
|
|
which namespace to retrieve a value from.
|
|
@param[in] TokenNumber The PCD token number to retrieve a current value for.
|
|
|
|
@retval UINTN Return the size.
|
|
|
|
**/
|
|
UINTN
|
|
EFIAPI
|
|
LibPcdGetExSize (
|
|
IN CONST GUID *Guid,
|
|
IN UINTN TokenNumber
|
|
);
|
|
|
|
|
|
/**
|
|
Sets the 8-bit value for the token specified by TokenNumber
|
|
to the value specified by Value. Value is returned.
|
|
|
|
@param[in] TokenNumber The PCD token number to set a current value for.
|
|
@param[in] Value The 8-bit value to set.
|
|
|
|
@retval UINT8 Return the value been set.
|
|
|
|
**/
|
|
UINT8
|
|
EFIAPI
|
|
LibPcdSet8 (
|
|
IN UINTN TokenNumber,
|
|
IN UINT8 Value
|
|
);
|
|
|
|
|
|
/**
|
|
Sets the 16-bit value for the token specified by TokenNumber
|
|
to the value specified by Value. Value is returned.
|
|
|
|
@param[in] TokenNumber The PCD token number to set a current value for.
|
|
@param[in] Value The 16-bit value to set.
|
|
|
|
@retval UINT16 Return the value been set.
|
|
|
|
**/
|
|
UINT16
|
|
EFIAPI
|
|
LibPcdSet16 (
|
|
IN UINTN TokenNumber,
|
|
IN UINT16 Value
|
|
);
|
|
|
|
|
|
/**
|
|
Sets the 32-bit value for the token specified by TokenNumber
|
|
to the value specified by Value. Value is returned.
|
|
|
|
@param[in] TokenNumber The PCD token number to set a current value for.
|
|
@param[in] Value The 32-bit value to set.
|
|
|
|
@retval UINT32 Return the value been set.
|
|
|
|
**/
|
|
UINT32
|
|
EFIAPI
|
|
LibPcdSet32 (
|
|
IN UINTN TokenNumber,
|
|
IN UINT32 Value
|
|
);
|
|
|
|
|
|
/**
|
|
Sets the 64-bit value for the token specified by TokenNumber
|
|
to the value specified by Value. Value is returned.
|
|
|
|
@param[in] TokenNumber The PCD token number to set a current value for.
|
|
@param[in] Value The 64-bit value to set.
|
|
|
|
@retval UINT64 Return the value been set.
|
|
|
|
**/
|
|
UINT64
|
|
EFIAPI
|
|
LibPcdSet64 (
|
|
IN UINTN TokenNumber,
|
|
IN UINT64 Value
|
|
);
|
|
|
|
|
|
/**
|
|
Sets a buffer for the token specified by TokenNumber to
|
|
the value specified by Value. Value is returned.
|
|
If Value is NULL, then ASSERT().
|
|
|
|
@param[in] TokenNumber The PCD token number to set a current value for.
|
|
@param[in] Value A pointer to the buffer to set.
|
|
|
|
@retval VOID* Return the pointer for the buffer been set.
|
|
|
|
**/
|
|
VOID*
|
|
EFIAPI
|
|
LibPcdSetPtr (
|
|
IN UINTN TokenNumber,
|
|
IN CONST VOID *Value
|
|
);
|
|
|
|
|
|
/**
|
|
Sets the Boolean value for the token specified by TokenNumber
|
|
to the value specified by Value. Value is returned.
|
|
|
|
@param[in] TokenNumber The PCD token number to set a current value for.
|
|
@param[in] Value The boolean value to set.
|
|
|
|
@retval BOOLEAN Return the value been set.
|
|
|
|
**/
|
|
BOOLEAN
|
|
EFIAPI
|
|
LibPcdSetBool (
|
|
IN UINTN TokenNumber,
|
|
IN BOOLEAN Value
|
|
);
|
|
|
|
|
|
/**
|
|
Sets the 8-bit value for the token specified by TokenNumber and
|
|
Guid to the value specified by Value. Value is returned.
|
|
If Guid is NULL, then ASSERT().
|
|
|
|
@param[in] Guid Pointer to a 128-bit unique value that
|
|
designates which namespace to set a value from.
|
|
@param[in] TokenNumber The PCD token number to set a current value for.
|
|
@param[in] Value The 8-bit value to set.
|
|
|
|
@retval UINT8 Return the value been set.
|
|
|
|
**/
|
|
UINT8
|
|
EFIAPI
|
|
LibPcdSetEx8 (
|
|
IN CONST GUID *Guid,
|
|
IN UINTN TokenNumber,
|
|
IN UINT8 Value
|
|
);
|
|
|
|
|
|
/**
|
|
Sets the 16-bit value for the token specified by TokenNumber and
|
|
Guid to the value specified by Value. Value is returned.
|
|
If Guid is NULL, then ASSERT().
|
|
|
|
@param[in] Guid Pointer to a 128-bit unique value that
|
|
designates which namespace to set a value from.
|
|
@param[in] TokenNumber The PCD token number to set a current value for.
|
|
@param[in] Value The 16-bit value to set.
|
|
|
|
@retval UINT8 Return the value been set.
|
|
|
|
**/
|
|
UINT16
|
|
EFIAPI
|
|
LibPcdSetEx16 (
|
|
IN CONST GUID *Guid,
|
|
IN UINTN TokenNumber,
|
|
IN UINT16 Value
|
|
);
|
|
|
|
|
|
/**
|
|
Sets the 32-bit value for the token specified by TokenNumber and
|
|
Guid to the value specified by Value. Value is returned.
|
|
If Guid is NULL, then ASSERT().
|
|
|
|
@param[in] Guid Pointer to a 128-bit unique value that
|
|
designates which namespace to set a value from.
|
|
@param[in] TokenNumber The PCD token number to set a current value for.
|
|
@param[in] Value The 32-bit value to set.
|
|
|
|
@retval UINT32 Return the value been set.
|
|
|
|
**/
|
|
UINT32
|
|
EFIAPI
|
|
LibPcdSetEx32 (
|
|
IN CONST GUID *Guid,
|
|
IN UINTN TokenNumber,
|
|
IN UINT32 Value
|
|
);
|
|
|
|
|
|
/**
|
|
Sets the 64-bit value for the token specified by TokenNumber and
|
|
Guid to the value specified by Value. Value is returned.
|
|
If Guid is NULL, then ASSERT().
|
|
|
|
@param[in] Guid Pointer to a 128-bit unique value that
|
|
designates which namespace to set a value from.
|
|
@param[in] TokenNumber The PCD token number to set a current value for.
|
|
@param[in] Value The 64-bit value to set.
|
|
|
|
@retval UINT64 Return the value been set.
|
|
|
|
**/
|
|
UINT64
|
|
EFIAPI
|
|
LibPcdSetEx64 (
|
|
IN CONST GUID *Guid,
|
|
IN UINTN TokenNumber,
|
|
IN UINT64 Value
|
|
);
|
|
|
|
|
|
/**
|
|
Sets a buffer for the token specified by TokenNumber and
|
|
Guid to the value specified by Value. Value is returned.
|
|
If Guid is NULL, then ASSERT().
|
|
If Value is NULL, then ASSERT().
|
|
|
|
@param[in] Guid Pointer to a 128-bit unique value that
|
|
designates which namespace to set a value from.
|
|
@param[in] TokenNumber The PCD token number to set a current value for.
|
|
@param[in] Value The 8-bit value to set.
|
|
|
|
@retval VOID * Return the value been set.
|
|
|
|
**/
|
|
VOID *
|
|
EFIAPI
|
|
LibPcdSetExPtr (
|
|
IN CONST GUID *Guid,
|
|
IN UINTN TokenNumber,
|
|
IN CONST VOID *Value
|
|
);
|
|
|
|
|
|
/**
|
|
Sets the Boolean value for the token specified by TokenNumber and
|
|
Guid to the value specified by Value. Value is returned.
|
|
If Guid is NULL, then ASSERT().
|
|
|
|
@param[in] Guid Pointer to a 128-bit unique value that
|
|
designates which namespace to set a value from.
|
|
@param[in] TokenNumber The PCD token number to set a current value for.
|
|
@param[in] Value The Boolean value to set.
|
|
|
|
@retval Boolean Return the value been set.
|
|
|
|
**/
|
|
BOOLEAN
|
|
EFIAPI
|
|
LibPcdSetExBool (
|
|
IN CONST GUID *Guid,
|
|
IN UINTN TokenNumber,
|
|
IN BOOLEAN Value
|
|
);
|
|
|
|
|
|
/**
|
|
When the token specified by TokenNumber and Guid is set,
|
|
then notification function specified by NotificationFunction is called.
|
|
If Guid is NULL, then the default token space is used.
|
|
If NotificationFunction is NULL, then ASSERT().
|
|
|
|
@param[in] CallBackGuid The PCD token GUID being set.
|
|
@param[in] CallBackToken The PCD token number being set.
|
|
@param[in] TokenData A pointer to the token data being set.
|
|
@param[in] TokenDataSize The size, in bytes, of the data being set.
|
|
|
|
@retval VOID
|
|
|
|
**/
|
|
typedef
|
|
VOID
|
|
(EFIAPI *PCD_CALLBACK) (
|
|
IN CONST GUID *CallBackGuid, OPTIONAL
|
|
IN UINTN CallBackToken,
|
|
IN VOID *TokenData,
|
|
IN UINTN TokenDataSize
|
|
);
|
|
|
|
|
|
/**
|
|
When the token specified by TokenNumber and Guid is set,
|
|
then notification function specified by NotificationFunction is called.
|
|
If Guid is NULL, then the default token space is used.
|
|
If NotificationFunction is NULL, then ASSERT().
|
|
|
|
@param[in] Guid Pointer to a 128-bit unique value that designates which
|
|
namespace to set a value from. If NULL, then the default
|
|
token space is used.
|
|
@param[in] TokenNumber The PCD token number to monitor.
|
|
@param[in] NotificationFunction The function to call when the token
|
|
specified by Guid and TokenNumber is set.
|
|
|
|
@retval VOID
|
|
|
|
**/
|
|
VOID
|
|
EFIAPI
|
|
LibPcdCallbackOnSet (
|
|
IN CONST GUID *Guid, OPTIONAL
|
|
IN UINTN TokenNumber,
|
|
IN PCD_CALLBACK NotificationFunction
|
|
);
|
|
|
|
|
|
/**
|
|
Disable a notification function that was established with LibPcdCallbackonSet().
|
|
|
|
@param[in] Guid Specify the GUID token space.
|
|
@param[in] TokenNumber Specify the token number.
|
|
@param[in] NotificationFunction The callback function to be unregistered.
|
|
|
|
@retval VOID
|
|
|
|
**/
|
|
VOID
|
|
EFIAPI
|
|
LibPcdCancelCallback (
|
|
IN CONST GUID *Guid, OPTIONAL
|
|
IN UINTN TokenNumber,
|
|
IN PCD_CALLBACK NotificationFunction
|
|
);
|
|
|
|
|
|
/**
|
|
Retrieves the next PCD token number from the token space specified by Guid.
|
|
If Guid is NULL, then the default token space is used. If TokenNumber is 0,
|
|
then the first token number is returned. Otherwise, the token number that
|
|
follows TokenNumber in the token space is returned. If TokenNumber is the last
|
|
token number in the token space, then 0 is returned. If TokenNumber is not 0 and
|
|
is not in the token space specified by Guid, then ASSERT().
|
|
|
|
@param[in] Pointer to a 128-bit unique value that designates which namespace
|
|
to set a value from. If NULL, then the default token space is used.
|
|
@param[in] The previous PCD token number. If 0, then retrieves the first PCD
|
|
token number.
|
|
|
|
@retval UINTN The next valid token number.
|
|
|
|
**/
|
|
UINTN
|
|
EFIAPI
|
|
LibPcdGetNextToken (
|
|
IN CONST GUID *Guid, OPTIONAL
|
|
IN UINTN *TokenNumber
|
|
);
|
|
|
|
#endif
|