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/** @file
This driver produces Print2 protocols layered on top of the PrintLib from the MdePkg.
Copyright (c) 2009 - 2017, Intel Corporation. All rights reserved.<BR>
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.
**/
#include <PiDxe.h>
#include <Protocol/Print2.h>
#include <Library/PrintLib.h>
#include <Library/UefiBootServicesTableLib.h>
#include <Library/DebugLib.h>
#include <Library/UefiDriverEntryPoint.h>
/**
Implementaion of the UnicodeValueToString service in EFI_PRINT2_PROTOCOL.
If the macro DISABLE_NEW_DEPRECATED_INTERFACES is defined, then ASSERT().
@param Buffer The pointer to the output buffer for the produced
Null-terminated Unicode string.
@param Flags The bitmask of flags that specify left justification, zero
pad, and commas.
@param Value The 64-bit signed value to convert to a string.
@param Width The maximum number of Unicode characters to place in Buffer,
not including the Null-terminator.
@return If the macro DISABLE_NEW_DEPRECATED_INTERFACES is defined, return 0.
Otherwise, return the number of Unicode characters in Buffer not
including the Null-terminator.
**/
UINTN
EFIAPI
PrintDxeUnicodeValueToString (
IN OUT CHAR16 *Buffer,
IN UINTN Flags,
IN INT64 Value,
IN UINTN Width
)
{
#ifdef DISABLE_NEW_DEPRECATED_INTERFACES
//
// If the macro DISABLE_NEW_DEPRECATED_INTERFACES is defined, then the
// PrintLib API UnicodeValueToString is already deprecated.
// In this case, ASSERT will be triggered and zero will be returned for the
// implementation of the UnicodeValueToString service in EFI_PRINT2_PROTOCOL
// to indicate that the service is no longer supported.
//
DEBUG ((DEBUG_ERROR, "PrintDxe: The UnicodeValueToString service in EFI_PRINT2_PROTOCOL is no longer supported for security reason.\n"));
DEBUG ((DEBUG_ERROR, "PrintDxe: Please consider using the UnicodeValueToStringS service in EFI_PRINT2S_PROTOCOL.\n"));
ASSERT (FALSE);
return 0;
#else
return UnicodeValueToString (Buffer, Flags, Value, Width);
#endif
}
/**
Implementaion of the AsciiValueToString service in EFI_PRINT2_PROTOCOL.
If the macro DISABLE_NEW_DEPRECATED_INTERFACES is defined, then ASSERT().
@param Buffer A pointer to the output buffer for the produced
Null-terminated ASCII string.
@param Flags The bitmask of flags that specify left justification, zero
pad, and commas.
@param Value The 64-bit signed value to convert to a string.
@param Width The maximum number of ASCII characters to place in Buffer,
not including the Null-terminator.
@return If the macro DISABLE_NEW_DEPRECATED_INTERFACES is defined, return 0.
Otherwise, return the number of ASCII characters in Buffer not
including the Null-terminator.
**/
UINTN
EFIAPI
PrintDxeAsciiValueToString (
OUT CHAR8 *Buffer,
IN UINTN Flags,
IN INT64 Value,
IN UINTN Width
)
{
#ifdef DISABLE_NEW_DEPRECATED_INTERFACES
//
// If the macro DISABLE_NEW_DEPRECATED_INTERFACES is defined, then the
// PrintLib API AsciiValueToString is already deprecated.
// In this case, ASSERT will be triggered and zero will be returned for the
// implementation of the AsciiValueToString service in EFI_PRINT2_PROTOCOL
// to indicate that the service is no longer supported.
//
DEBUG ((DEBUG_ERROR, "PrintDxe: The AsciiValueToString service in EFI_PRINT2_PROTOCOL is no longer supported for security reason.\n"));
DEBUG ((DEBUG_ERROR, "PrintDxe: Please consider using the AsciiValueToStringS service in EFI_PRINT2S_PROTOCOL.\n"));
ASSERT (FALSE);
return 0;
#else
return AsciiValueToString (Buffer, Flags, Value, Width);
#endif
}
EFI_HANDLE mPrintThunkHandle = NULL;
CONST EFI_PRINT2_PROTOCOL mPrint2Protocol = {
UnicodeBSPrint,
UnicodeSPrint,
UnicodeBSPrintAsciiFormat,
UnicodeSPrintAsciiFormat,
PrintDxeUnicodeValueToString,
AsciiBSPrint,
AsciiSPrint,
AsciiBSPrintUnicodeFormat,
AsciiSPrintUnicodeFormat,
PrintDxeAsciiValueToString
};
CONST EFI_PRINT2S_PROTOCOL mPrint2SProtocol = {
UnicodeBSPrint,
UnicodeSPrint,
UnicodeBSPrintAsciiFormat,
UnicodeSPrintAsciiFormat,
UnicodeValueToStringS,
AsciiBSPrint,
AsciiSPrint,
AsciiBSPrintUnicodeFormat,
AsciiSPrintUnicodeFormat,
AsciiValueToStringS
};
/**
The user Entry Point for Print module.
This is the entry point for Print DXE Driver. It installs the Print2 Protocol.
@param[in] ImageHandle The firmware allocated handle for the EFI image.
@param[in] SystemTable A pointer to the EFI System Table.
@retval EFI_SUCCESS The entry point is executed successfully.
@retval Others Some error occurs when executing this entry point.
**/
EFI_STATUS
EFIAPI
PrintEntryPoint (
IN EFI_HANDLE ImageHandle,
IN EFI_SYSTEM_TABLE *SystemTable
)
{
EFI_STATUS Status;
Status = gBS->InstallMultipleProtocolInterfaces (
&mPrintThunkHandle,
&gEfiPrint2ProtocolGuid, &mPrint2Protocol,
&gEfiPrint2SProtocolGuid, &mPrint2SProtocol,
NULL
);
ASSERT_EFI_ERROR (Status);
return Status;
}
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