X-Git-Url: https://git.proxmox.com/?p=mirror_edk2.git;a=blobdiff_plain;f=OldMdePkg%2FLibrary%2FPeiPcdLib%2FPeiPcdLib.c;fp=OldMdePkg%2FLibrary%2FPeiPcdLib%2FPeiPcdLib.c;h=0000000000000000000000000000000000000000;hp=a7892f76f41c8c37f39a33e6c1686f1f0a71a09d;hb=808def96aa4589fba9c2d0ea55837754a3b7a4f7;hpb=9216450d1143056a50a5f916984a2d7faf590488 diff --git a/OldMdePkg/Library/PeiPcdLib/PeiPcdLib.c b/OldMdePkg/Library/PeiPcdLib/PeiPcdLib.c deleted file mode 100644 index a7892f76f4..0000000000 --- a/OldMdePkg/Library/PeiPcdLib/PeiPcdLib.c +++ /dev/null @@ -1,1074 +0,0 @@ -/** @file -Implementation of PcdLib class library for PEI phase. - -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: PeiPcdLib.c - -**/ - - - -/** - The constructor function retrieve the PCD_PPI pointer. - - @param[in] VOID - - @retval PCD_PPI * The pointer to the PCD_PPI. - -**/ -STATIC -PCD_PPI * -GetPcdPpiPtr ( - VOID - ) -{ - EFI_STATUS Status; - PCD_PPI *PcdPpi; - EFI_PEI_SERVICES **PeiServices; - - - PeiServices = GetPeiServicesTablePointer (); - - Status = (**PeiServices).LocatePpi ( - PeiServices, - &gPcdPpiGuid, - 0, - NULL, - (VOID **)&PcdPpi - ); - - ASSERT_EFI_ERROR (Status); - - return PcdPpi; -} - - - -/** - 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 SKU_ID Return the SKU ID that just be set. - -**/ -UINTN -EFIAPI -LibPcdSetSku ( - IN UINTN SkuId - ) -{ - - ASSERT (SkuId < 0x100); - - GetPcdPpiPtr()->SetSku (SkuId);; - - return 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 - ) -{ - PCD_PPI * PcdPpi; - - PcdPpi = GetPcdPpiPtr (); - - return PcdPpi->Get8 (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 - ) -{ - PCD_PPI *PcdPpi; - - PcdPpi = GetPcdPpiPtr (); - - return PcdPpi->Get16 (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 - ) -{ - PCD_PPI * PcdPpi; - - PcdPpi = GetPcdPpiPtr (); - - return PcdPpi->Get32 (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 - ) -{ - PCD_PPI * PcdPpi; - - PcdPpi = GetPcdPpiPtr (); - - return PcdPpi->Get64 (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 - ) -{ - PCD_PPI * PcdPpi; - - PcdPpi = GetPcdPpiPtr (); - - return PcdPpi->GetPtr (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 - ) -{ - PCD_PPI * PcdPpi; - - PcdPpi = GetPcdPpiPtr (); - - return PcdPpi->GetBool (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 - ) -{ - PCD_PPI * PcdPpi; - - PcdPpi = GetPcdPpiPtr (); - - return PcdPpi->GetSize (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 - ) -{ - PCD_PPI * PcdPpi; - - ASSERT (Guid != NULL); - - PcdPpi = GetPcdPpiPtr (); - - return PcdPpi->Get8Ex (Guid, 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 - ) -{ - PCD_PPI * PcdPpi; - - ASSERT (Guid != NULL); - - PcdPpi = GetPcdPpiPtr (); - - return PcdPpi->Get16Ex (Guid, 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 - ) -{ - PCD_PPI * PcdPpi; - - ASSERT (Guid != NULL); - - PcdPpi = GetPcdPpiPtr (); - - return PcdPpi->Get32Ex (Guid, 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 - ) -{ - PCD_PPI * PcdPpi; - - ASSERT (Guid != NULL); - - PcdPpi = GetPcdPpiPtr (); - - return PcdPpi->Get64Ex (Guid, TokenNumber); -} - - - -/** - Returns the pointer to 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 VOID* Return the VOID* pointer. - -**/ -VOID * -EFIAPI -LibPcdGetExPtr ( - IN CONST GUID *Guid, - IN UINTN TokenNumber - ) -{ - PCD_PPI * PcdPpi; - - ASSERT (Guid != NULL); - - PcdPpi = GetPcdPpiPtr (); - - return PcdPpi->GetPtrEx (Guid, 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 - ) -{ - PCD_PPI * PcdPpi; - - ASSERT (Guid != NULL); - - PcdPpi = GetPcdPpiPtr (); - - return PcdPpi->GetBoolEx (Guid, 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 - ) -{ - PCD_PPI * PcdPpi; - - ASSERT (Guid != NULL); - - PcdPpi = GetPcdPpiPtr (); - - return PcdPpi->GetSizeEx (Guid, 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 - ) -{ - EFI_STATUS Status; - PCD_PPI * PcdPpi; - - PcdPpi = GetPcdPpiPtr (); - - Status = PcdPpi->Set8 (TokenNumber, Value); - - ASSERT_EFI_ERROR (Status); - - return 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 - ) -{ - EFI_STATUS Status; - PCD_PPI * PcdPpi; - - PcdPpi = GetPcdPpiPtr (); - - Status = PcdPpi->Set16 (TokenNumber, Value); - - ASSERT_EFI_ERROR (Status); - - return 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 - ) -{ - EFI_STATUS Status; - PCD_PPI * PcdPpi; - - PcdPpi = GetPcdPpiPtr (); - - Status = PcdPpi->Set32 (TokenNumber, Value); - - ASSERT_EFI_ERROR (Status); - - return 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 - ) -{ - EFI_STATUS Status; - PCD_PPI * PcdPpi; - - PcdPpi = GetPcdPpiPtr (); - - Status = PcdPpi->Set64 (TokenNumber, Value); - - ASSERT_EFI_ERROR (Status); - - return Value; -} - - - -/** - Sets a buffer for the token specified by TokenNumber to - the value specified by Buffer and SizeOfValue. Buffer to - be set is returned. The content of the buffer could be - overwritten if a Callback on SET is registered with this - TokenNumber. - - If SizeOfValue is greater than the maximum - size support by TokenNumber, then set SizeOfValue to the - maximum size supported by TokenNumber and return NULL to - indicate that the set operation was not actually performed. - - If SizeOfValue > 0 and Buffer is NULL, then ASSERT(). - - @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] 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 OUT UINTN *SizeOfBuffer, - IN VOID *Buffer - ) -{ - EFI_STATUS Status; - PCD_PPI *PcdPpi; - - ASSERT (SizeOfBuffer != NULL); - - if (*SizeOfBuffer > 0) { - ASSERT (Buffer != NULL); - } - - PcdPpi = GetPcdPpiPtr (); - - Status = PcdPpi->SetPtr (TokenNumber, SizeOfBuffer, Buffer); - - if (EFI_ERROR (Status)) { - return NULL; - } - - return Buffer; -} - - - -/** - 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 - ) -{ - EFI_STATUS Status; - PCD_PPI * PcdPpi; - - PcdPpi = GetPcdPpiPtr (); - - Status = PcdPpi->SetBool (TokenNumber, Value); - - ASSERT_EFI_ERROR (Status); - - return 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 - ) -{ - EFI_STATUS Status; - PCD_PPI * PcdPpi; - - PcdPpi = GetPcdPpiPtr (); - - ASSERT (Guid != NULL); - - Status = PcdPpi->Set8Ex (Guid, TokenNumber, Value); - - ASSERT_EFI_ERROR (Status); - - return 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 - ) -{ - EFI_STATUS Status; - PCD_PPI * PcdPpi; - - PcdPpi = GetPcdPpiPtr (); - - ASSERT (Guid != NULL); - Status = PcdPpi->Set16Ex (Guid, TokenNumber, Value); - - ASSERT_EFI_ERROR (Status); - - return 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 - ) -{ - EFI_STATUS Status; - PCD_PPI * PcdPpi; - ASSERT (Guid != NULL); - PcdPpi = GetPcdPpiPtr (); - - - Status = PcdPpi->Set32Ex (Guid, TokenNumber, Value); - - ASSERT_EFI_ERROR (Status); - - return 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 - ) -{ - EFI_STATUS Status; - PCD_PPI * PcdPpi; - ASSERT (Guid != NULL); - PcdPpi = GetPcdPpiPtr (); - - - Status = PcdPpi->Set64Ex (Guid, TokenNumber, Value); - - ASSERT_EFI_ERROR (Status); - - return Value; -} - - - -/** - Sets a buffer for the token specified by TokenNumber to the value specified by - Buffer and SizeOfValue. Buffer is returned. If SizeOfValue is greater than - the maximum size support by TokenNumber, then set SizeOfValue to the maximum size - supported by TokenNumber and return NULL to indicate that the set operation - was not actually performed. - - If SizeOfValue > 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. - - @retval VOID * Return the pinter to the buffer been set. - -**/ -VOID * -EFIAPI -LibPcdSetExPtr ( - IN CONST GUID *Guid, - IN UINTN TokenNumber, - IN OUT UINTN *SizeOfBuffer, - IN VOID *Buffer - ) -{ - EFI_STATUS Status; - PCD_PPI *PcdPpi; - ASSERT (SizeOfBuffer != NULL); - if (*SizeOfBuffer > 0) { - ASSERT (Buffer != NULL); - } - ASSERT (Guid != NULL); - PcdPpi = GetPcdPpiPtr (); - - Status = PcdPpi->SetPtrEx (Guid, TokenNumber, SizeOfBuffer, Buffer); - - if (EFI_ERROR (Status)) { - return NULL; - } - - return Buffer; -} - - - -/** - 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 - ) -{ - EFI_STATUS Status; - PCD_PPI * PcdPpi; - - PcdPpi = GetPcdPpiPtr (); - - ASSERT (Guid != NULL); - Status = PcdPpi->SetBoolEx (Guid, TokenNumber, Value); - - ASSERT_EFI_ERROR (Status); - - return 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] 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 - ) -{ - EFI_STATUS Status; - PCD_PPI * PcdPpi; - - PcdPpi = GetPcdPpiPtr (); - - - Status = PcdPpi->CallbackOnSet (Guid, TokenNumber, NotificationFunction); - - ASSERT_EFI_ERROR (Status); - - return; -} - - - -/** - Disable a notification function that was established with LibPcdCallbackonSet(). - If NotificationFunction is NULL, 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. - - @retval VOID - -**/ -VOID -EFIAPI -LibPcdCancelCallback ( - IN CONST GUID *Guid, OPTIONAL - IN UINTN TokenNumber, - IN PCD_CALLBACK NotificationFunction - ) -{ - EFI_STATUS Status; - PCD_PPI * PcdPpi; - - PcdPpi = GetPcdPpiPtr (); - - - Status = PcdPpi->CancelCallback (Guid, TokenNumber, NotificationFunction); - - ASSERT_EFI_ERROR (Status); - - return; -} - - - -/** - 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 - ) -{ - EFI_STATUS Status; - PCD_PPI * PcdPpi; - - PcdPpi = GetPcdPpiPtr (); - - - Status = PcdPpi->GetNextToken (Guid, &TokenNumber); - - ASSERT_EFI_ERROR (Status); - - return TokenNumber; -} - - -/** - Retrieves the next PCD token space from a token space specified by Guid. - Guid of NULL is reserved to mark the default local token namespace on the current - platform. If Guid is NULL, then the GUID of the first non-local token space of the - current platform is returned. If Guid is the last non-local token space, - then NULL is returned. - - If Guid is not NULL and is not a valid token space in the current platform, then ASSERT(). - - - - @param[in] Pointer to a 128-bit unique value that designates from which namespace - to start the search. - - @retval CONST GUID * The next valid token namespace. - -**/ -GUID * -EFIAPI -LibPcdGetNextTokenSpace ( - IN CONST GUID *Guid - ) -{ - EFI_STATUS Status; - PCD_PPI * PcdPpi; - - PcdPpi = GetPcdPpiPtr (); - - - Status = PcdPpi->GetNextTokenSpace (&Guid); - - ASSERT_EFI_ERROR (Status); - - return (GUID *)Guid; -} - - - -/** - Sets the PCD entry specified by PatchVariable to the value specified by Buffer - and SizeOfValue. Buffer is returned. If SizeOfValue is greater than - MaximumDatumSize, then set SizeOfValue to MaximumDatumSize and return - NULL to indicate that the set operation was not actually performed. - If SizeOfValue is set to MAX_ADDRESS, then SizeOfValue must be set to - MaximumDatumSize and NULL must be returned. - - If PatchVariable is NULL, then ASSERT(). - If SizeOfValue is NULL, then ASSERT(). - If SizeOfValue > 0 and Buffer is NULL, then ASSERT(). - - @param[in] PatchVariable A pointer to the global variable in a module that is - the target of the set operation. - @param[in] MaximumDatumSize The maximum size allowed for the PCD entry specified by PatchVariable. - @param[in, out] SizeOfBuffer A pointer to the size, in bytes, of Buffer. - @param[in] Buffer A pointer to the buffer to used to set the target variable. - -**/ -VOID * -EFIAPI -LibPatchPcdSetPtr ( - IN VOID *PatchVariable, - IN UINTN MaximumDatumSize, - IN OUT UINTN *SizeOfBuffer, - IN CONST VOID *Buffer - ) -{ - ASSERT (PatchVariable != NULL); - ASSERT (SizeOfBuffer != NULL); - - if (*SizeOfBuffer > 0) { - ASSERT (Buffer != NULL); - } - - if ((*SizeOfBuffer > MaximumDatumSize) || - (*SizeOfBuffer == MAX_ADDRESS)) { - *SizeOfBuffer = MaximumDatumSize; - return NULL; - } - - CopyMem (PatchVariable, Buffer, *SizeOfBuffer); - - return (VOID *) Buffer; -} - -