EFIAPI
LibPcdSetExPtr (
IN CONST GUID *Guid,
IN UINTN TokenNumber,
IN OUT UINTN *SizeOfBuffer,
IN VOID *Buffer
)
{
EFI_STATUS Status;
UINTN InputSizeOfBuffer;
ASSERT (SizeOfBuffer != NULL);
if (*SizeOfBuffer > 0) {
ASSERT (Buffer != NULL);
}
ASSERT (Guid != NULL);
InputSizeOfBuffer = *SizeOfBuffer;
Status = (GetPiPcdPpiPointer ())->SetPtr (Guid, TokenNumber, SizeOfBuffer, Buffer);
if (EFI_ERROR (Status) && (*SizeOfBuffer < InputSizeOfBuffer)) {
return NULL;
}
ASSERT_EFI_ERROR (Status);
return Buffer;
}
EFIAPI
LibPcdGetNextTokenSpace (
IN CONST GUID *TokenSpaceGuid
)
{
(GetPiPcdPpiPointer ())->GetNextTokenSpace (&TokenSpaceGuid);
return (GUID *) TokenSpaceGuid;
}
/**
This function provides a means by which to retrieve the size of a given PCD token.
Returns the size of the token specified by TokenNumber and Guid.
If Guid is NULL, then ASSERT().
@param[in] Guid The 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.
@return Return the size.
**/
UINTN
EFIAPI
LibPcdGetExSize (
IN CONST GUID *Guid,
IN UINTN TokenNumber
)
{
ASSERT (Guid != NULL);
return (GetPiPcdPpiPointer ())->GetSize (Guid, TokenNumber);
}
/**
This function provides a means by which SKU support can be established in the PCD infrastructure.
Sets the current SKU in the PCD database to the value specified by SkuId. SkuId is returned.
@param SkuId The SKU value that will be used when the PCD service retrieves
and sets values associated with a PCD token.
@return Return the SKU ID that just be set.
**/
UINTN
EFIAPI
LibPcdSetSku (
IN UINTN SkuId
)
{
GetPiPcdPpiPointer()->SetSku (SkuId);
return SkuId;
}
/**
This function provides a means by which to set a value for a given PCD token.
Sets the boolean value for the token specified by TokenNumber
to the value specified by Value.
If Guid is NULL, then ASSERT().
@param[in] Guid The 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.
@return The status of the set operation.
**/
RETURN_STATUS
EFIAPI
LibPcdSetExBoolS (
IN CONST GUID *Guid,
IN UINTN TokenNumber,
IN BOOLEAN Value
)
{
ASSERT (Guid != NULL);
return (GetPiPcdPpiPointer ())->SetBool (Guid, TokenNumber, Value);
}
/**
This function provides a means by which SKU support can be established in the PCD infrastructure.
Sets the current SKU in the PCD database to the value specified by SkuId. SkuId is returned.
If SkuId >= PCD_MAX_SKU_ID, then ASSERT().
@param SkuId The SKU value that will be used when the PCD service retrieves
and sets values associated with a PCD token.
@return Return the SKU ID that just be set.
**/
UINTN
EFIAPI
LibPcdSetSku (
IN UINTN SkuId
)
{
ASSERT (SkuId < PCD_MAX_SKU_ID);
GetPiPcdPpiPointer()->SetSku (SkuId);
return SkuId;
}
/**
Retrieves the next token in a token space.
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] Guid The 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 previous PCD token number. If 0, then retrieves the first PCD
token number.
@return The next valid token number.
**/
UINTN
EFIAPI
LibPcdGetNextToken (
IN CONST GUID *Guid, OPTIONAL
IN UINTN TokenNumber
)
{
EFI_STATUS Status;
Status = (GetPiPcdPpiPointer ())->GetNextToken (Guid, &TokenNumber);
ASSERT (!EFI_ERROR (Status) || TokenNumber == 0);
return TokenNumber;
}
/**
This function provides a means by which to set a value for a given PCD token.
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 The 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.
@return Return the value that was set.
**/
UINT64
EFIAPI
LibPcdSetEx64 (
IN CONST GUID *Guid,
IN UINTN TokenNumber,
IN UINT64 Value
)
{
ASSERT (Guid != NULL);
(GetPiPcdPpiPointer ())->Set64 (Guid, TokenNumber, Value);
return Value;
}
/**
This function provides a means by which to set a value for a given PCD token.
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().
If the set operation was not correctly performed, then ASSERT().
@param[in] Guid The 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.
@return Return the value that was set.
**/
UINT16
EFIAPI
LibPcdSetEx16 (
IN CONST GUID *Guid,
IN UINTN TokenNumber,
IN UINT16 Value
)
{
EFI_STATUS Status;
ASSERT (Guid != NULL);
Status = (GetPiPcdPpiPointer ())->Set16 (Guid, TokenNumber, Value);
ASSERT_EFI_ERROR (Status);
return Value;
}
/**
Disable a notification function that was established with LibPcdCallbackonSet().
Disable a notification function that was previously established with LibPcdCallbackOnSet().
If NotificationFunction is NULL, then ASSERT().
If LibPcdCallbackOnSet() was not previously called with Guid, TokenNumber,
and NotificationFunction, then ASSERT().
@param[in] Guid Specify the GUID token space.
@param[in] TokenNumber Specify the token number.
@param[in] NotificationFunction The callback function to be unregistered.
**/
VOID
EFIAPI
LibPcdCancelCallback (
IN CONST GUID *Guid, OPTIONAL
IN UINTN TokenNumber,
IN PCD_CALLBACK NotificationFunction
)
{
EFI_STATUS Status;
ASSERT (NotificationFunction != NULL);
Status = (GetPiPcdPpiPointer ())->CancelCallback (Guid, TokenNumber, (EFI_PEI_PCD_PPI_CALLBACK) NotificationFunction);
ASSERT_EFI_ERROR (Status);
return;
}
/**
This function provides a means by which to set a value for a given PCD token.
Sets a buffer for the token specified by TokenNumber to the value specified by
Buffer and SizeOfBuffer. If SizeOfBuffer is greater than the maximum size
support by TokenNumber, then set SizeOfBuffer to the maximum size supported by
TokenNumber and return EFI_INVALID_PARAMETER to indicate that the set operation
was not actually performed.
If Guid is NULL, then ASSERT().
If SizeOfBuffer is NULL, then ASSERT().
If SizeOfBuffer > 0 and Buffer 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, out] SizeOfBuffer The size, in bytes, of Buffer.
@param[in] Buffer A pointer to the buffer to set.
@return The status of the set operation.
**/
RETURN_STATUS
EFIAPI
LibPcdSetExPtrS (
IN CONST GUID *Guid,
IN UINTN TokenNumber,
IN OUT UINTN *SizeOfBuffer,
IN VOID *Buffer
)
{
ASSERT (Guid != NULL);
ASSERT (SizeOfBuffer != NULL);
if (*SizeOfBuffer > 0) {
ASSERT (Buffer != NULL);
}
return (GetPiPcdPpiPointer ())->SetPtr (Guid, TokenNumber, SizeOfBuffer, Buffer);
}
