git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@5772 6f19259b-4bc3-4df7-8a09-765794883524
		
			
				
	
	
		
			307 lines
		
	
	
		
			14 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			307 lines
		
	
	
		
			14 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/** @file
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  This print protocol defines six basic print functions to 
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  print the format unicode and ascii string.
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Copyright (c) 2006 - 2008, Intel Corporation
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All rights reserved. This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this 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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**/
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#ifndef __PPRINT2_H__
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#define __PPRINT2_H__
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#define EFI_PRINT2_PROTOCOL_GUID  \
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   { 0x5bcc3dbc, 0x8c57, 0x450a, { 0xbb, 0xc, 0xa1, 0xc0, 0xbd, 0xde, 0x48, 0xc } }
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//
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// Forward reference for pure ANSI compatability
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//
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typedef struct _EFI_PRINT2_PROTOCOL  EFI_PRINT2_PROTOCOL;
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/**
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  Produces a Null-terminated Unicode string in an output buffer based on 
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  a Null-terminated Unicode format string and a VA_LIST argument list
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  Produces a Null-terminated Unicode string in the output buffer specified by StartOfBuffer
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  and BufferSize.  
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  The Unicode string is produced by parsing the format string specified by FormatString.  
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  Arguments are pulled from the variable argument list specified by Marker based on the 
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  contents of the format string.  
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  The number of Unicode characters in the produced output buffer is returned not including
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  the Null-terminator.
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  If BufferSize is 0 or 1, then no output buffer is produced and 0 is returned.
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  If BufferSize > 1 and StartOfBuffer is NULL, then ASSERT().
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  If BufferSize > 1 and StartOfBuffer is not aligned on a 16-bit boundary, then ASSERT().
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  If BufferSize > 1 and FormatString is NULL, then ASSERT().
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  If BufferSize > 1 and FormatString is not aligned on a 16-bit boundary, then ASSERT().
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  If PcdMaximumUnicodeStringLength is not zero, and FormatString contains more than 
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  PcdMaximumUnicodeStringLength Unicode characters not including the Null-terminator, then
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  ASSERT().
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  If PcdMaximumUnicodeStringLength is not zero, and produced Null-terminated Unicode string
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  contains more than PcdMaximumUnicodeStringLength Unicode characters not including the
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  Null-terminator, then ASSERT().
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  @param  StartOfBuffer   A pointer to the output buffer for the produced Null-terminated 
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                          Unicode string.
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  @param  BufferSize      The size, in bytes, of the output buffer specified by StartOfBuffer.
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  @param  FormatString    Null-terminated Unicode format string.
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  @param  Marker          VA_LIST marker for the variable argument list.
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  @return The number of Unicode characters in the produced output buffer not including the
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          Null-terminator.
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**/
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typedef
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UINTN
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(EFIAPI *UNI_VSPRINT2)(
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  OUT CHAR16        *StartOfBuffer,
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  IN  UINTN         BufferSize,
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  IN  CONST CHAR16  *FormatString,
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  IN  VA_LIST       Marker
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  );
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/**
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  Produces a Null-terminated Unicode string in an output buffer based on a Null-terminated
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  ASCII format string and a VA_LIST argument list
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  Produces a Null-terminated Unicode string in the output buffer specified by StartOfBuffer
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  and BufferSize.
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  The Unicode string is produced by parsing the format string specified by FormatString.
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  Arguments are pulled from the variable argument list specified by Marker based on the 
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  contents of the format string.
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  The number of Unicode characters in the produced output buffer is returned not including
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  the Null-terminator.
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  If BufferSize is 0 or 1, then no output buffer is produced and 0 is returned.
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  If BufferSize > 1 and StartOfBuffer is NULL, then ASSERT().
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  If BufferSize > 1 and StartOfBuffer is not aligned on a 16-bit boundary, then ASSERT().
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  If BufferSize > 1 and FormatString is NULL, then ASSERT().
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  If PcdMaximumAsciiStringLength is not zero, and FormatString contains more than
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  PcdMaximumAsciiStringLength ASCII characters not including the Null-terminator, then
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  ASSERT().
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  If PcdMaximumUnicodeStringLength is not zero, and produced Null-terminated Unicode string
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  contains more than PcdMaximumUnicodeStringLength Unicode characters not including the
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  Null-terminator, then ASSERT().
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  @param  StartOfBuffer   A pointer to the output buffer for the produced Null-terminated 
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                          Unicode string.
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  @param  BufferSize      The size, in bytes, of the output buffer specified by StartOfBuffer.
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  @param  FormatString    Null-terminated Unicode format string.
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  @param  Marker          VA_LIST marker for the variable argument list.
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  @return The number of Unicode characters in the produced output buffer not including the
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          Null-terminator.
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**/
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typedef
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UINTN
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(EFIAPI *UNI_VSPRINT_ASCII)(
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  OUT CHAR16       *StartOfBuffer,
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  IN  UINTN        BufferSize,
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  IN  CONST CHAR8  *FormatString,
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  IN  VA_LIST      Marker
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  );
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/**
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  Converts a decimal value to a Null-terminated Unicode string.
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  Converts the decimal number specified by Value to a Null-terminated Unicode 
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  string specified by Buffer containing at most Width characters. No padding of spaces 
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  is ever performed. If Width is 0 then a width of MAXIMUM_VALUE_CHARACTERS is assumed.
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  The number of Unicode characters in Buffer is returned not including the Null-terminator.
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  If the conversion contains more than Width characters, then only the first
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  Width characters are returned, and the total number of characters 
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  required to perform the conversion is returned.
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  Additional conversion parameters are specified in Flags.  
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  The Flags bit LEFT_JUSTIFY is always ignored.
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  All conversions are left justified in Buffer.
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  If Width is 0, PREFIX_ZERO is ignored in Flags.
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  If COMMA_TYPE is set in Flags, then PREFIX_ZERO is ignored in Flags, and commas
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  are inserted every 3rd digit starting from the right.
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  If HEX_RADIX is set in Flags, then the output buffer will be 
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  formatted in hexadecimal format.
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  If Value is < 0 and HEX_RADIX is not set in Flags, then the fist character in Buffer is a '-'.
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  If PREFIX_ZERO is set in Flags and PREFIX_ZERO is not being ignored, 
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  then Buffer is padded with '0' characters so the combination of the optional '-' 
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  sign character, '0' characters, digit characters for Value, and the Null-terminator
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  add up to Width characters.
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  If both COMMA_TYPE and HEX_RADIX are set in Flags, then ASSERT().
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  If Buffer is NULL, then ASSERT().
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  If Buffer is not aligned on a 16-bit boundary, then ASSERT().
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  If unsupported bits are set in Flags, then ASSERT().
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  If both COMMA_TYPE and HEX_RADIX are set in Flags, then ASSERT().
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  If Width >= MAXIMUM_VALUE_CHARACTERS, then ASSERT()
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  @param  Buffer  Pointer to the output buffer for the produced Null-terminated
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                  Unicode string.
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  @param  Flags   The bitmask of flags that specify left justification, zero pad, and commas.
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  @param  Value   The 64-bit signed value to convert to a string.
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  @param  Width   The maximum number of Unicode characters to place in Buffer, not including
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                  the Null-terminator.
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  @return The number of Unicode characters in Buffer not including the Null-terminator.
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**/
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typedef
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UINTN
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(EFIAPI *VALUE_TO_UNISTRING)(
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  IN OUT CHAR16  *Buffer,
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  IN UINTN       Flags,
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  IN INT64       Value,
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  IN UINTN       Width
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  );
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/**
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  Produces a Null-terminated ASCII string in an output buffer based on a Null-terminated
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  ASCII format string and a VA_LIST argument list.
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  Produces a Null-terminated ASCII string in the output buffer specified by StartOfBuffer
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  and BufferSize.
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  The ASCII string is produced by parsing the format string specified by FormatString.
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  Arguments are pulled from the variable argument list specified by Marker based on 
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  the contents of the format string.
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  The number of ASCII characters in the produced output buffer is returned not including
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  the Null-terminator.
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  If BufferSize is 0, then no output buffer is produced and 0 is returned.
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  If BufferSize > 0 and StartOfBuffer is NULL, then ASSERT().
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  If BufferSize > 0 and FormatString is NULL, then ASSERT().
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  If PcdMaximumAsciiStringLength is not zero, and FormatString contains more than
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  PcdMaximumAsciiStringLength ASCII characters not including the Null-terminator, then
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  ASSERT().
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  If PcdMaximumAsciiStringLength is not zero, and produced Null-terminated ASCII string
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  contains more than PcdMaximumAsciiStringLength ASCII characters not including the
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  Null-terminator, then ASSERT().
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  @param  StartOfBuffer   A pointer to the output buffer for the produced Null-terminated 
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                          ASCII string.
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  @param  BufferSize      The size, in bytes, of the output buffer specified by StartOfBuffer.
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  @param  FormatString    Null-terminated Unicode format string.
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  @param  Marker          VA_LIST marker for the variable argument list.
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  @return The number of ASCII characters in the produced output buffer not including the
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          Null-terminator.
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**/
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typedef
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UINTN
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(EFIAPI *ASCII_VSPRINT)(
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  OUT CHAR8         *StartOfBuffer,
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  IN  UINTN         BufferSize,
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  IN  CONST CHAR8   *FormatString,
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  IN  VA_LIST       Marker
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  );
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/**
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  Produces a Null-terminated ASCII string in an output buffer based on a Null-terminated
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  ASCII format string and a VA_LIST argument list.
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  Produces a Null-terminated ASCII string in the output buffer specified by StartOfBuffer
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  and BufferSize.
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  The ASCII string is produced by parsing the format string specified by FormatString.
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  Arguments are pulled from the variable argument list specified by Marker based on 
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  the contents of the format string.
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  The number of ASCII characters in the produced output buffer is returned not including
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  the Null-terminator.
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  If BufferSize is 0, then no output buffer is produced and 0 is returned.
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  If BufferSize > 0 and StartOfBuffer is NULL, then ASSERT().
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  If BufferSize > 0 and FormatString is NULL, then ASSERT().
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  If BufferSize > 0 and FormatString is not aligned on a 16-bit boundary, then ASSERT().
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  If PcdMaximumUnicodeStringLength is not zero, and FormatString contains more than
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  PcdMaximumUnicodeStringLength Unicode characters not including the Null-terminator, then
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  ASSERT().
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  If PcdMaximumAsciiStringLength is not zero, and produced Null-terminated ASCII string
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  contains more than PcdMaximumAsciiStringLength ASCII characters not including the
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  Null-terminator, then ASSERT().
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  @param  StartOfBuffer   A pointer to the output buffer for the produced Null-terminated 
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                          ASCII string.
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  @param  BufferSize      The size, in bytes, of the output buffer specified by StartOfBuffer.
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  @param  FormatString    Null-terminated Unicode format string.
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  @param  Marker          VA_LIST marker for the variable argument list.
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  @return The number of ASCII characters in the produced output buffer not including the
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          Null-terminator.
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**/
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typedef
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UINTN
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(EFIAPI *ASCII_VSPRINT_UNI)(
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  OUT CHAR8         *StartOfBuffer,
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  IN  UINTN         BufferSize,
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  IN  CONST CHAR16  *FormatString,
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  IN  VA_LIST       Marker
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  );
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/**
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  Converts a decimal value to a Null-terminated ASCII string.
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  Converts the decimal number specified by Value to a Null-terminated ASCII string 
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  specified by Buffer containing at most Width characters. No padding of spaces 
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  is ever performed.
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  If Width is 0 then a width of  MAXIMUM_VALUE_CHARACTERS is assumed.
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  The number of ASCII characters in Buffer is returned not including the Null-terminator.
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  If the conversion contains more than Width characters, then only the first Width
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  characters are returned, and the total number of characters required to perform
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  the conversion is returned.
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  Additional conversion parameters are specified in Flags.  
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  The Flags bit LEFT_JUSTIFY is always ignored.
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  All conversions are left justified in Buffer.
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  If Width is 0, PREFIX_ZERO is ignored in Flags.
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  If COMMA_TYPE is set in Flags, then PREFIX_ZERO is ignored in Flags, and commas
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  are inserted every 3rd digit starting from the right.
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  If HEX_RADIX is set in Flags, then the output buffer will be 
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  formatted in hexadecimal format.
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  If Value is < 0 and HEX_RADIX is not set in Flags, then the fist character in Buffer is a '-'.
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  If PREFIX_ZERO is set in Flags and PREFIX_ZERO is not being ignored, 
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  then Buffer is padded with '0' characters so the combination of the optional '-' 
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  sign character, '0' characters, digit characters for Value, and the Null-terminator
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  add up to Width characters.
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  If Buffer is NULL, then ASSERT().
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  If unsupported bits are set in Flags, then ASSERT().
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  If both COMMA_TYPE and HEX_RADIX are set in Flags, then ASSERT().
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  If Width >= MAXIMUM_VALUE_CHARACTERS, then ASSERT()
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  @param  Buffer  Pointer to the output buffer for the produced Null-terminated
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                  ASCII string.
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  @param  Flags   The bitmask of flags that specify left justification, zero pad, and commas.
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  @param  Value   The 64-bit signed value to convert to a string.
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  @param  Width   The maximum number of ASCII characters to place in Buffer, not including
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                  the Null-terminator.
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  @return The number of ASCII characters in Buffer not including the Null-terminator.
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**/
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typedef
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UINTN
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(EFIAPI *VALUE_TO_ASCIISTRING)(
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  IN OUT CHAR8  *Buffer,
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  IN UINTN      Flags,
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  IN INT64      Value,
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  IN UINTN      Width
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  );
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struct _EFI_PRINT2_PROTOCOL {
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  UNI_VSPRINT2              VSPrint;
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  UNI_VSPRINT_ASCII         UniVSPrintAscii;
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  VALUE_TO_UNISTRING        UniValueToString;                         
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  ASCII_VSPRINT             AsciiVSPrint;          
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  ASCII_VSPRINT_UNI         AsciiVSPrintUni;
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  VALUE_TO_ASCIISTRING      AsciiValueToString;
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};
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extern EFI_GUID gEfiPrint2ProtocolGuid;
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#endif
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