X-Git-Url: https://git.proxmox.com/?a=blobdiff_plain;f=MdePkg%2FLibrary%2FBasePrintLib%2FPrintLibInternal.c;h=14cb15471333b8fcd66d0874252ba1c9b56ea90a;hb=85ea851e6a3df3f5021e9e038d6b4162c66b394c;hp=a52e1d4a6a3171f499f1cd1560c9035e35eb6319;hpb=d08b357f8ac448f8e7180f920faa4b335e1fc65e;p=mirror_edk2.git
diff --git a/MdePkg/Library/BasePrintLib/PrintLibInternal.c b/MdePkg/Library/BasePrintLib/PrintLibInternal.c
index a52e1d4a6a..14cb154713 100644
--- a/MdePkg/Library/BasePrintLib/PrintLibInternal.c
+++ b/MdePkg/Library/BasePrintLib/PrintLibInternal.c
@@ -1,7 +1,7 @@
/** @file
- Print Library worker functions.
+ Print Library internal worker functions.
- Copyright (c) 2006, Intel Corporation
+ Copyright (c) 2006 - 2008, 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
@@ -10,13 +10,46 @@
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: PrintLibInternal.c
-
**/
#include "PrintLibInternal.h"
-static CONST CHAR8 mHexStr[] = {'0','1','2','3','4','5','6','7','8','9','A','B','C','D','E','F'};
+#define WARNING_STATUS_NUMBER 4
+#define ERROR_STATUS_NUMBER 24
+
+GLOBAL_REMOVE_IF_UNREFERENCED CONST CHAR8 mHexStr[] = {'0','1','2','3','4','5','6','7','8','9','A','B','C','D','E','F'};
+
+GLOBAL_REMOVE_IF_UNREFERENCED CONST CHAR8 *mStatusString[] = {
+ "Success", // RETURN_SUCCESS = 0
+ "Warning Unknown Glyph", // RETURN_WARN_UNKNOWN_GLYPH = 1
+ "Warning Delete Failure", // RETURN_WARN_DELETE_FAILURE = 2
+ "Warning Write Failure", // RETURN_WARN_WRITE_FAILURE = 3
+ "Warning Buffer Too Small", // RETURN_WARN_BUFFER_TOO_SMALL = 4
+ "Load Error", // RETURN_LOAD_ERROR = 1 | MAX_BIT
+ "Invalid Parameter", // RETURN_INVALID_PARAMETER = 2 | MAX_BIT
+ "Unsupported", // RETURN_UNSUPPORTED = 3 | MAX_BIT
+ "Bad Buffer Size", // RETURN_BAD_BUFFER_SIZE = 4 | MAX_BIT
+ "Buffer Too Small", // RETURN_BUFFER_TOO_SMALL, = 5 | MAX_BIT
+ "Not Ready", // RETURN_NOT_READY = 6 | MAX_BIT
+ "Device Error", // RETURN_DEVICE_ERROR = 7 | MAX_BIT
+ "Write Protected", // RETURN_WRITE_PROTECTED = 8 | MAX_BIT
+ "Out of Resources", // RETURN_OUT_OF_RESOURCES = 9 | MAX_BIT
+ "Volume Corrupt", // RETURN_VOLUME_CORRUPTED = 10 | MAX_BIT
+ "Volume Full", // RETURN_VOLUME_FULL = 11 | MAX_BIT
+ "No Media", // RETURN_NO_MEDIA = 12 | MAX_BIT
+ "Media changed", // RETURN_MEDIA_CHANGED = 13 | MAX_BIT
+ "Not Found", // RETURN_NOT_FOUND = 14 | MAX_BIT
+ "Access Denied", // RETURN_ACCESS_DENIED = 15 | MAX_BIT
+ "No Response", // RETURN_NO_RESPONSE = 16 | MAX_BIT
+ "No mapping", // RETURN_NO_MAPPING = 17 | MAX_BIT
+ "Time out", // RETURN_TIMEOUT = 18 | MAX_BIT
+ "Not started", // RETURN_NOT_STARTED = 19 | MAX_BIT
+ "Already started", // RETURN_ALREADY_STARTED = 20 | MAX_BIT
+ "Aborted", // RETURN_ABORTED = 21 | MAX_BIT
+ "ICMP Error", // RETURN_ICMP_ERROR = 22 | MAX_BIT
+ "TFTP Error", // RETURN_TFTP_ERROR = 23 | MAX_BIT
+ "Protocol Error" // RETURN_PROTOCOL_ERROR = 24 | MAX_BIT
+};
/**
@@ -31,16 +64,16 @@ static CONST CHAR8 mHexStr[] = {'0','1','2','3','4','5','6','7','8','9','A','B',
@param Character Character to be placed into Buffer.
@param Increment Character increment in Buffer.
- @return Number of characters printed.
+ @return Buffer Buffer filled with the input Character.
**/
CHAR8 *
BasePrintLibFillBuffer (
- CHAR8 *Buffer,
- CHAR8 *EndBuffer,
- INTN Length,
- UINTN Character,
- INTN Increment
+ OUT CHAR8 *Buffer,
+ IN CHAR8 *EndBuffer,
+ IN INTN Length,
+ IN UINTN Character,
+ IN INTN Increment
)
{
INTN Index;
@@ -66,7 +99,6 @@ BasePrintLibFillBuffer (
**/
UINTN
-EFIAPI
BasePrintLibValueToString (
IN OUT CHAR8 *Buffer,
IN INT64 Value,
@@ -86,6 +118,10 @@ BasePrintLibValueToString (
*(Buffer++) = mHexStr[Remainder];
Digits++;
} while (Value != 0);
+
+ //
+ // the length of Buffer string converted from Value
+ //
return Digits;
}
@@ -105,11 +141,13 @@ BasePrintLibValueToString (
If Width is 0, PREFIX_ZERO is ignored in Flags.
If COMMA_TYPE is set in Flags, then PREFIX_ZERO is ignored in Flags, and commas
are inserted every 3rd digit starting from the right.
- If Value is < 0, then the fist character in Buffer is a '-'.
+ If HEX_RADIX is set in Flags, then the output buffer will be formatted in hexadecimal format.
+ If Value is < 0 and HEX_RADIX is not set in Flags, then the fist character in Buffer is a '-'.
If PREFIX_ZERO is set in Flags and PREFIX_ZERO is not being ignored,
then Buffer is padded with '0' characters so the combination of the optional '-'
sign character, '0' characters, digit characters for Value, and the Null-terminator
add up to Width characters.
+ If both COMMA_TYPE and HEX_RADIX are set in Flags, then ASSERT().
If Buffer is NULL, then ASSERT().
If unsupported bits are set in Flags, then ASSERT().
@@ -142,20 +180,34 @@ BasePrintLibConvertValueToString (
UINTN Count;
UINTN Digits;
UINTN Index;
+ UINTN Radix;
+ //
+ // Make sure Buffer is not NULL and Width < MAXIMUM
+ //
ASSERT (Buffer != NULL);
ASSERT (Width < MAXIMUM_VALUE_CHARACTERS);
//
// Make sure Flags can only contain supported bits.
//
- ASSERT ((Flags & ~(LEFT_JUSTIFY | COMMA_TYPE | PREFIX_ZERO)) == 0);
+ ASSERT ((Flags & ~(LEFT_JUSTIFY | COMMA_TYPE | PREFIX_ZERO | RADIX_HEX)) == 0);
- OriginalBuffer = Buffer;
+ //
+ // If both COMMA_TYPE and HEX_RADIX are set, then ASSERT ()
+ //
+ ASSERT (((Flags & COMMA_TYPE) != 0 && (Flags & RADIX_HEX) != 0) == FALSE);
+ OriginalBuffer = Buffer;
+
+ //
+ // Width is 0 or COMMA_TYPE is set, PREFIX_ZERO is ignored.
+ //
if (Width == 0 || (Flags & COMMA_TYPE) != 0) {
Flags &= (~PREFIX_ZERO);
}
-
+ //
+ // If Width is 0 then a width of MAXIMUM_VALUE_CHARACTERS is assumed.
+ //
if (Width == 0) {
Width = MAXIMUM_VALUE_CHARACTERS - 1;
}
@@ -163,19 +215,32 @@ BasePrintLibConvertValueToString (
// Set the tag for the end of the input Buffer.
//
EndBuffer = Buffer + Width * Increment;
-
- if (Value < 0) {
+
+ //
+ // Convert decimal negative
+ //
+ if ((Value < 0) && ((Flags & RADIX_HEX) == 0)) {
Value = -Value;
Buffer = BasePrintLibFillBuffer (Buffer, EndBuffer, 1, '-', Increment);
Width--;
}
-
- Count = BasePrintLibValueToString (ValueBuffer, Value, 10);
-
+
+ //
+ // Count the length of the value string.
+ //
+ Radix = ((Flags & RADIX_HEX) == 0)? 10 : 16;
+ Count = BasePrintLibValueToString (ValueBuffer, Value, Radix);
+
+ //
+ // Append Zero
+ //
if ((Flags & PREFIX_ZERO) != 0) {
Buffer = BasePrintLibFillBuffer (Buffer, EndBuffer, Width - Count, '0', Increment);
}
-
+
+ //
+ // Print Comma type for every 3 characters
+ //
Digits = Count % 3;
if (Digits != 0) {
Digits = 3 - Digits;
@@ -192,8 +257,566 @@ BasePrintLibConvertValueToString (
}
}
}
-
+
+ //
+ // Print Null-terminator
+ //
BasePrintLibFillBuffer (Buffer, EndBuffer + Increment, 1, 0, Increment);
return ((Buffer - OriginalBuffer) / Increment);
}
+
+/**
+ Worker function that produces a Null-terminated string in an output buffer
+ based on a Null-terminated format string and a VA_LIST argument list.
+
+ VSPrint function to process format and place the results in Buffer. Since a
+ VA_LIST is used this rountine allows the nesting of Vararg routines. Thus
+ this is the main print working routine.
+
+ @param Buffer Character buffer to print the results of the parsing
+ of Format into.
+ @param BufferSize Maximum number of characters to put into buffer.
+ @param Flags Intial flags value.
+ Can only have FORMAT_UNICODE and OUTPUT_UNICODE set.
+ @param Format Null-terminated format string.
+ @param Marker Vararg list consumed by processing Format.
+
+ @return Number of characters printed not including the Null-terminator.
+
+**/
+UINTN
+BasePrintLibVSPrint (
+ OUT CHAR8 *Buffer,
+ IN UINTN BufferSize,
+ IN UINTN Flags,
+ IN CONST CHAR8 *Format,
+ IN VA_LIST Marker
+ )
+{
+ CHAR8 *OriginalBuffer;
+ CHAR8 *EndBuffer;
+ CHAR8 ValueBuffer[MAXIMUM_VALUE_CHARACTERS];
+ UINTN BytesPerOutputCharacter;
+ UINTN BytesPerFormatCharacter;
+ UINTN FormatMask;
+ UINTN FormatCharacter;
+ UINTN Width;
+ UINTN Precision;
+ INT64 Value;
+ CONST CHAR8 *ArgumentString;
+ UINTN Character;
+ GUID *TmpGuid;
+ TIME *TmpTime;
+ UINTN Count;
+ UINTN ArgumentMask;
+ INTN BytesPerArgumentCharacter;
+ UINTN ArgumentCharacter;
+ BOOLEAN Done;
+ UINTN Index;
+ CHAR8 Prefix;
+ BOOLEAN ZeroPad;
+ BOOLEAN Comma;
+ UINTN Digits;
+ UINTN Radix;
+ RETURN_STATUS Status;
+
+ if (BufferSize == 0) {
+ return 0;
+ }
+ ASSERT (Buffer != NULL);
+
+ if ((Flags & OUTPUT_UNICODE) != 0) {
+ BytesPerOutputCharacter = 2;
+ } else {
+ BytesPerOutputCharacter = 1;
+ }
+
+ //
+ // Reserve space for the Null terminator.
+ //
+ BufferSize--;
+ OriginalBuffer = Buffer;
+ //
+ // Set the tag for the end of the input Buffer.
+ //
+ EndBuffer = Buffer + BufferSize * BytesPerOutputCharacter;
+
+ if ((Flags & FORMAT_UNICODE) != 0) {
+ //
+ // Make sure format string cannot contain more than PcdMaximumUnicodeStringLength
+ // Unicode characters if PcdMaximumUnicodeStringLength is not zero.
+ //
+ ASSERT (StrSize ((CHAR16 *) Format) != 0);
+ BytesPerFormatCharacter = 2;
+ FormatMask = 0xffff;
+ } else {
+ //
+ // Make sure format string cannot contain more than PcdMaximumAsciiStringLength
+ // Ascii characters if PcdMaximumAsciiStringLength is not zero.
+ //
+ ASSERT (AsciiStrSize (Format) != 0);
+ BytesPerFormatCharacter = 1;
+ FormatMask = 0xff;
+ }
+
+
+
+ //
+ // Get the first character from the format string
+ //
+ FormatCharacter = ((*Format & 0xff) | (*(Format + 1) << 8)) & FormatMask;
+
+ //
+ // Loop until the end of the format string is reached or the output buffer is full
+ //
+ while (FormatCharacter != 0 && Buffer < EndBuffer) {
+ //
+ // Clear all the flag bits except those that may have been passed in
+ //
+ Flags &= (OUTPUT_UNICODE | FORMAT_UNICODE);
+
+ //
+ // Set the default width to zero, and the default precision to 1
+ //
+ Width = 0;
+ Precision = 1;
+ Prefix = 0;
+ Comma = FALSE;
+ ZeroPad = FALSE;
+ Count = 0;
+ Digits = 0;
+
+ switch (FormatCharacter) {
+ case '%':
+ //
+ // Parse Flags and Width
+ //
+ for (Done = FALSE; !Done; ) {
+ Format += BytesPerFormatCharacter;
+ FormatCharacter = ((*Format & 0xff) | (*(Format + 1) << 8)) & FormatMask;
+ switch (FormatCharacter) {
+ case '.':
+ Flags |= PRECISION;
+ break;
+ case '-':
+ Flags |= LEFT_JUSTIFY;
+ break;
+ case '+':
+ Flags |= PREFIX_SIGN;
+ break;
+ case ' ':
+ Flags |= PREFIX_BLANK;
+ break;
+ case ',':
+ Flags |= COMMA_TYPE;
+ break;
+ case 'L':
+ case 'l':
+ Flags |= LONG_TYPE;
+ break;
+ case '*':
+ if ((Flags & PRECISION) == 0) {
+ Flags |= PAD_TO_WIDTH;
+ Width = VA_ARG (Marker, UINTN);
+ } else {
+ Precision = VA_ARG (Marker, UINTN);
+ }
+ break;
+ case '0':
+ if ((Flags & PRECISION) == 0) {
+ Flags |= PREFIX_ZERO;
+ }
+ case '1':
+ case '2':
+ case '3':
+ case '4':
+ case '5':
+ case '6':
+ case '7':
+ case '8':
+ case '9':
+ for (Count = 0; ((FormatCharacter >= '0') && (FormatCharacter <= '9')); ){
+ Count = (Count * 10) + FormatCharacter - '0';
+ Format += BytesPerFormatCharacter;
+ FormatCharacter = ((*Format & 0xff) | (*(Format + 1) << 8)) & FormatMask;
+ }
+ Format -= BytesPerFormatCharacter;
+ if ((Flags & PRECISION) == 0) {
+ Flags |= PAD_TO_WIDTH;
+ Width = Count;
+ } else {
+ Precision = Count;
+ }
+ break;
+
+ case '\0':
+ //
+ // Make no output if Format string terminates unexpectedly when
+ // looking up for flag, width, precision and type.
+ //
+ Format -= BytesPerFormatCharacter;
+ Precision = 0;
+ //
+ // break skipped on purpose.
+ //
+ default:
+ Done = TRUE;
+ break;
+ }
+ }
+
+ //
+ // Handle each argument type
+ //
+ switch (FormatCharacter) {
+ case 'p':
+ //
+ // Flag space, +, 0, L & l are invalid for type p.
+ //
+ Flags &= ~(PREFIX_BLANK | PREFIX_SIGN | PREFIX_ZERO | LONG_TYPE);
+ if (sizeof (VOID *) > 4) {
+ Flags |= LONG_TYPE;
+ }
+ case 'X':
+ Flags |= PREFIX_ZERO;
+ //
+ // break skipped on purpose
+ //
+ case 'x':
+ Flags |= RADIX_HEX;
+ //
+ // break skipped on purpose
+ //
+ case 'd':
+ if ((Flags & LONG_TYPE) == 0) {
+ Value = (VA_ARG (Marker, int));
+ } else {
+ Value = VA_ARG (Marker, INT64);
+ }
+ if ((Flags & PREFIX_BLANK) != 0) {
+ Prefix = ' ';
+ }
+ if ((Flags & PREFIX_SIGN) != 0) {
+ Prefix = '+';
+ }
+ if ((Flags & COMMA_TYPE) != 0) {
+ Comma = TRUE;
+ }
+ if ((Flags & RADIX_HEX) == 0) {
+ Radix = 10;
+ if (Comma) {
+ Flags &= (~PREFIX_ZERO);
+ Precision = 1;
+ }
+ if (Value < 0) {
+ Flags |= PREFIX_SIGN;
+ Prefix = '-';
+ Value = -Value;
+ }
+ } else {
+ Radix = 16;
+ Comma = FALSE;
+ if ((Flags & LONG_TYPE) == 0 && Value < 0) {
+ Value = (unsigned int)Value;
+ }
+ }
+ //
+ // Convert Value to a reversed string
+ //
+ Count = BasePrintLibValueToString (ValueBuffer, Value, Radix);
+ if (Value == 0 && Precision == 0) {
+ Count = 0;
+ }
+ ArgumentString = (CHAR8 *)ValueBuffer + Count;
+
+ Digits = Count % 3;
+ if (Digits != 0) {
+ Digits = 3 - Digits;
+ }
+ if (Comma && Count != 0) {
+ Count += ((Count - 1) / 3);
+ }
+ if (Prefix != 0) {
+ Count++;
+ Precision++;
+ }
+ Flags |= ARGUMENT_REVERSED;
+ ZeroPad = TRUE;
+ if ((Flags & PREFIX_ZERO) != 0) {
+ if ((Flags & LEFT_JUSTIFY) == 0) {
+ if ((Flags & PAD_TO_WIDTH) != 0) {
+ if ((Flags & PRECISION) == 0) {
+ Precision = Width;
+ }
+ }
+ }
+ }
+ break;
+
+ case 's':
+ case 'S':
+ Flags |= ARGUMENT_UNICODE;
+ //
+ // break skipped on purpose
+ //
+ case 'a':
+ ArgumentString = (CHAR8 *)VA_ARG (Marker, CHAR8 *);
+ if (ArgumentString == NULL) {
+ Flags &= (~ARGUMENT_UNICODE);
+ ArgumentString = "";
+ }
+ //
+ // Set the default precision for string to be zero if not specified.
+ //
+ if ((Flags & PRECISION) == 0) {
+ Precision = 0;
+ }
+ break;
+
+ case 'c':
+ Character = VA_ARG (Marker, UINTN) & 0xffff;
+ ArgumentString = (CHAR8 *)&Character;
+ Flags |= ARGUMENT_UNICODE;
+ break;
+
+ case 'g':
+ TmpGuid = VA_ARG (Marker, GUID *);
+ if (TmpGuid == NULL) {
+ ArgumentString = "";
+ } else {
+ BasePrintLibSPrint (
+ ValueBuffer,
+ MAXIMUM_VALUE_CHARACTERS,
+ 0,
+ "%08x-%04x-%04x-%02x%02x-%02x%02x%02x%02x%02x%02x",
+ TmpGuid->Data1,
+ TmpGuid->Data2,
+ TmpGuid->Data3,
+ TmpGuid->Data4[0],
+ TmpGuid->Data4[1],
+ TmpGuid->Data4[2],
+ TmpGuid->Data4[3],
+ TmpGuid->Data4[4],
+ TmpGuid->Data4[5],
+ TmpGuid->Data4[6],
+ TmpGuid->Data4[7]
+ );
+ ArgumentString = ValueBuffer;
+ }
+ break;
+
+ case 't':
+ TmpTime = VA_ARG (Marker, TIME *);
+ if (TmpTime == NULL) {
+ ArgumentString = "";
+ } else {
+ BasePrintLibSPrint (
+ ValueBuffer,
+ MAXIMUM_VALUE_CHARACTERS,
+ 0,
+ "%02d/%02d/%04d %02d:%02d",
+ TmpTime->Month,
+ TmpTime->Day,
+ TmpTime->Year,
+ TmpTime->Hour,
+ TmpTime->Minute
+ );
+ ArgumentString = ValueBuffer;
+ }
+ break;
+
+ case 'r':
+ Status = VA_ARG (Marker, RETURN_STATUS);
+ ArgumentString = ValueBuffer;
+ if (RETURN_ERROR (Status)) {
+ //
+ // Clear error bit
+ //
+ Index = Status & ~MAX_BIT;
+ if (Index > 0 && Index <= ERROR_STATUS_NUMBER) {
+ ArgumentString = mStatusString [Index + WARNING_STATUS_NUMBER];
+ }
+ } else {
+ Index = Status;
+ if (Index <= WARNING_STATUS_NUMBER) {
+ ArgumentString = mStatusString [Index];
+ }
+ }
+ if (ArgumentString == ValueBuffer) {
+ BasePrintLibSPrint ((CHAR8 *) ValueBuffer, MAXIMUM_VALUE_CHARACTERS, 0, "%08X", Status);
+ }
+ break;
+
+ case '\n':
+ ArgumentString = "\n\r";
+ break;
+
+ case '%':
+ default:
+ //
+ // if the type is '%' or unknown, then print it to the screen
+ //
+ ArgumentString = (CHAR8 *)&FormatCharacter;
+ Flags |= ARGUMENT_UNICODE;
+ break;
+ }
+ break;
+
+ case '\n':
+ ArgumentString = "\n\r";
+ break;
+
+ default:
+ ArgumentString = (CHAR8 *)&FormatCharacter;
+ Flags |= ARGUMENT_UNICODE;
+ break;
+ }
+
+ //
+ // Retrieve the ArgumentString attriubutes
+ //
+ if ((Flags & ARGUMENT_UNICODE) != 0) {
+ ArgumentMask = 0xffff;
+ BytesPerArgumentCharacter = 2;
+ } else {
+ ArgumentMask = 0xff;
+ BytesPerArgumentCharacter = 1;
+ }
+ if ((Flags & ARGUMENT_REVERSED) != 0) {
+ BytesPerArgumentCharacter = -BytesPerArgumentCharacter;
+ } else {
+ //
+ // Compute the number of characters in ArgumentString and store it in Count
+ // ArgumentString is either null-terminated, or it contains Precision characters
+ //
+ for (Count = 0; Count < Precision || ((Flags & PRECISION) == 0); Count++) {
+ ArgumentCharacter = ((ArgumentString[Count * BytesPerArgumentCharacter] & 0xff) | ((ArgumentString[Count * BytesPerArgumentCharacter + 1]) << 8)) & ArgumentMask;
+ if (ArgumentCharacter == 0) {
+ break;
+ }
+ }
+ }
+
+ if (Precision < Count) {
+ Precision = Count;
+ }
+
+ //
+ // Pad before the string
+ //
+ if ((Flags & (PAD_TO_WIDTH | LEFT_JUSTIFY)) == (PAD_TO_WIDTH)) {
+ Buffer = BasePrintLibFillBuffer (Buffer, EndBuffer, Width - Precision, ' ', BytesPerOutputCharacter);
+ }
+
+ if (ZeroPad) {
+ if (Prefix != 0) {
+ Buffer = BasePrintLibFillBuffer (Buffer, EndBuffer, 1, Prefix, BytesPerOutputCharacter);
+ }
+ Buffer = BasePrintLibFillBuffer (Buffer, EndBuffer, Precision - Count, '0', BytesPerOutputCharacter);
+ } else {
+ Buffer = BasePrintLibFillBuffer (Buffer, EndBuffer, Precision - Count, ' ', BytesPerOutputCharacter);
+ if (Prefix != 0) {
+ Buffer = BasePrintLibFillBuffer (Buffer, EndBuffer, 1, Prefix, BytesPerOutputCharacter);
+ }
+ }
+
+ //
+ // Output the Prefix character if it is present
+ //
+ Index = 0;
+ if (Prefix != 0) {
+ Index++;
+ }
+
+ //
+ // Copy the string into the output buffer performing the required type conversions
+ //
+ while (Index < Count) {
+ ArgumentCharacter = ((*ArgumentString & 0xff) | (*(ArgumentString + 1) << 8)) & ArgumentMask;
+
+ Buffer = BasePrintLibFillBuffer (Buffer, EndBuffer, 1, ArgumentCharacter, BytesPerOutputCharacter);
+ ArgumentString += BytesPerArgumentCharacter;
+ Index++;
+ if (Comma) {
+ Digits++;
+ if (Digits == 3) {
+ Digits = 0;
+ Index++;
+ if (Index < Count) {
+ Buffer = BasePrintLibFillBuffer (Buffer, EndBuffer, 1, ',', BytesPerOutputCharacter);
+ }
+ }
+ }
+ }
+
+ //
+ // Pad after the string
+ //
+ if ((Flags & (PAD_TO_WIDTH | LEFT_JUSTIFY)) == (PAD_TO_WIDTH | LEFT_JUSTIFY)) {
+ Buffer = BasePrintLibFillBuffer (Buffer, EndBuffer, Width - Precision, ' ', BytesPerOutputCharacter);
+ }
+
+ //
+ // Get the next character from the format string
+ //
+ Format += BytesPerFormatCharacter;
+
+ //
+ // Get the next character from the format string
+ //
+ FormatCharacter = ((*Format & 0xff) | (*(Format + 1) << 8)) & FormatMask;
+ }
+
+ //
+ // Null terminate the Unicode or ASCII string
+ //
+ BasePrintLibFillBuffer (Buffer, EndBuffer + BytesPerOutputCharacter, 1, 0, BytesPerOutputCharacter);
+ //
+ // Make sure output buffer cannot contain more than PcdMaximumUnicodeStringLength
+ // Unicode characters if PcdMaximumUnicodeStringLength is not zero.
+ //
+ ASSERT ((((Flags & OUTPUT_UNICODE) == 0)) || (StrSize ((CHAR16 *) OriginalBuffer) != 0));
+ //
+ // Make sure output buffer cannot contain more than PcdMaximumAsciiStringLength
+ // ASCII characters if PcdMaximumAsciiStringLength is not zero.
+ //
+ ASSERT ((((Flags & OUTPUT_UNICODE) != 0)) || (AsciiStrSize (OriginalBuffer) != 0));
+
+ return ((Buffer - OriginalBuffer) / BytesPerOutputCharacter);
+}
+
+/**
+ Worker function that produces a Null-terminated string in an output buffer
+ based on a Null-terminated format string and variable argument list.
+
+ VSPrint function to process format and place the results in Buffer. Since a
+ VA_LIST is used this rountine allows the nesting of Vararg routines. Thus
+ this is the main print working routine.
+
+ @param StartOfBuffer Character buffer to print the results of the parsing
+ of Format into.
+ @param BufferSize Maximum number of characters to put into buffer.
+ Zero means no limit.
+ @param Flags Intial flags value.
+ Can only have FORMAT_UNICODE and OUTPUT_UNICODE set
+ @param FormatString Null-terminated format string.
+ @param ... The variable argument list.
+
+ @return Number of characters printed not including the Null-terminator.
+
+**/
+UINTN
+BasePrintLibSPrint (
+ OUT CHAR8 *StartOfBuffer,
+ IN UINTN BufferSize,
+ IN UINTN Flags,
+ IN CONST CHAR8 *FormatString,
+ ...
+ )
+{
+ VA_LIST Marker;
+
+ VA_START (Marker, FormatString);
+ return BasePrintLibVSPrint (StartOfBuffer, BufferSize, Flags, FormatString, Marker);
+}