Mde UEFI library API implementation.\r
Print to StdErr or ConOut defined in EFI_SYSTEM_TABLE\r
\r
- Copyright (c) 2007 - 2009, Intel Corporation. All rights reserved.<BR>\r
+ Copyright (c) 2007 - 2017, Intel Corporation. All rights reserved.<BR>\r
This program and the accompanying materials\r
are licensed and made available under the terms and conditions of the BSD License\r
which accompanies this distribution. The full text of the license may be found at\r
IN VA_LIST Marker\r
)\r
{\r
+ EFI_STATUS Status;\r
UINTN Return;\r
CHAR16 *Buffer;\r
UINTN BufferSize;\r
\r
ASSERT (Format != NULL);\r
ASSERT (((UINTN) Format & BIT0) == 0);\r
+ ASSERT (Console != NULL);\r
\r
BufferSize = (PcdGet32 (PcdUefiLibMaxPrintBufferSize) + 1) * sizeof (CHAR16);\r
\r
//\r
// To be extra safe make sure Console has been initialized\r
//\r
- Console->OutputString (Console, Buffer);\r
+ Status = Console->OutputString (Console, Buffer);\r
+ if (EFI_ERROR (Status)) {\r
+ Return = 0;\r
+ }\r
}\r
\r
FreePool (Buffer);\r
PcdUefiLibMaxPrintBufferSize characters are sent to ConOut.\r
If Format is NULL, then ASSERT().\r
If Format is not aligned on a 16-bit boundary, then ASSERT().\r
+ If gST->ConOut is NULL, then ASSERT().\r
\r
@param Format Null-terminated Unicode format string.\r
@param ... Variable argument list whose contents are accessed based \r
PcdUefiLibMaxPrintBufferSize characters are sent to StdErr.\r
If Format is NULL, then ASSERT().\r
If Format is not aligned on a 16-bit boundary, then ASSERT().\r
+ If gST->StdErr is NULL, then ASSERT().\r
\r
@param Format Null-terminated Unicode format string.\r
@param ... Variable argument list whose contents are accessed based \r
IN VA_LIST Marker\r
)\r
{\r
+ EFI_STATUS Status;\r
UINTN Return;\r
CHAR16 *Buffer;\r
UINTN BufferSize;\r
\r
ASSERT (Format != NULL);\r
+ ASSERT (Console != NULL);\r
\r
BufferSize = (PcdGet32 (PcdUefiLibMaxPrintBufferSize) + 1) * sizeof (CHAR16);\r
\r
//\r
// To be extra safe make sure Console has been initialized\r
//\r
- Console->OutputString (Console, Buffer);\r
+ Status = Console->OutputString (Console, Buffer);\r
+ if (EFI_ERROR (Status)) {\r
+ Return = 0;\r
+ }\r
}\r
\r
FreePool (Buffer);\r
string is greater than PcdUefiLibMaxPrintBufferSize, then only the first \r
PcdUefiLibMaxPrintBufferSize characters are sent to ConOut.\r
If Format is NULL, then ASSERT().\r
+ If gST->ConOut is NULL, then ASSERT().\r
\r
@param Format Null-terminated ASCII format string.\r
@param ... Variable argument list whose contents are accessed based \r
string is greater than PcdUefiLibMaxPrintBufferSize, then only the first \r
PcdUefiLibMaxPrintBufferSize characters are sent to StdErr.\r
If Format is NULL, then ASSERT().\r
+ If gST->StdErr is NULL, then ASSERT().\r
\r
@param Format Null-terminated ASCII format string.\r
@param ... Variable argument list whose contents are accessed based \r
EFI_UGA_DRAW_PROTOCOL *UgaDraw;\r
EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL *Sto;\r
EFI_HANDLE ConsoleHandle;\r
+ UINTN Width;\r
+ UINTN Height;\r
+ UINTN Delta;\r
\r
HorizontalResolution = 0;\r
VerticalResolution = 0;\r
\r
ConsoleHandle = gST->ConsoleOutHandle;\r
\r
+ ASSERT( ConsoleHandle != NULL);\r
+\r
Status = gBS->HandleProtocol (\r
ConsoleHandle,\r
&gEfiGraphicsOutputProtocolGuid,\r
} else if (FeaturePcdGet (PcdUgaConsumeSupport)) {\r
ASSERT (UgaDraw!= NULL);\r
\r
- Blt->Image.Bitmap = AllocateZeroPool (Blt->Width * Blt->Height * sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL));\r
+ //\r
+ // Ensure Width * Height * sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL) doesn't overflow.\r
+ //\r
+ if (Blt->Width > DivU64x32 (MAX_UINTN, Blt->Height * sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL))) {\r
+ goto Error;\r
+ }\r
+\r
+ Blt->Image.Bitmap = AllocateZeroPool ((UINT32) Blt->Width * Blt->Height * sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL));\r
ASSERT (Blt->Image.Bitmap != NULL);\r
\r
//\r
//\r
Status = HiiFont->StringToImage (\r
HiiFont,\r
- EFI_HII_IGNORE_IF_NO_GLYPH,\r
+ EFI_HII_IGNORE_IF_NO_GLYPH | EFI_HII_OUT_FLAG_CLIP |\r
+ EFI_HII_OUT_FLAG_CLIP_CLEAN_X | EFI_HII_OUT_FLAG_CLIP_CLEAN_Y |\r
+ EFI_HII_IGNORE_LINE_BREAK,\r
Buffer,\r
&FontInfo,\r
&Blt,\r
if (!EFI_ERROR (Status)) {\r
ASSERT (RowInfoArray != NULL);\r
//\r
- // Line breaks are handled by caller of DrawUnicodeWeightAtCursorN, so the updated parameter RowInfoArraySize by StringToImage will\r
+ // Explicit Line break characters are ignored, so the updated parameter RowInfoArraySize by StringToImage will\r
// always be 1 or 0 (if there is no valid Unicode Char can be printed). ASSERT here to make sure.\r
//\r
ASSERT (RowInfoArraySize <= 1);\r
\r
+ if (RowInfoArraySize != 0) {\r
+ Width = RowInfoArray[0].LineWidth;\r
+ Height = RowInfoArray[0].LineHeight;\r
+ Delta = Blt->Width * sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL);\r
+ } else {\r
+ Width = 0;\r
+ Height = 0;\r
+ Delta = 0;\r
+ }\r
Status = UgaDraw->Blt (\r
UgaDraw,\r
(EFI_UGA_PIXEL *) Blt->Image.Bitmap,\r
PointY,\r
PointX,\r
PointY,\r
- RowInfoArray[0].LineWidth,\r
- RowInfoArray[0].LineHeight,\r
- Blt->Width * sizeof (EFI_GRAPHICS_OUTPUT_BLT_PIXEL)\r
+ Width,\r
+ Height,\r
+ Delta\r
);\r
} else {\r
goto Error;\r
//\r
// Calculate the number of actual printed characters\r
//\r
+ if (RowInfoArraySize != 0) {\r
PrintNum = RowInfoArray[0].EndIndex - RowInfoArray[0].StartIndex + 1;\r
+ } else {\r
+ PrintNum = 0;\r
+ }\r
\r
FreePool (RowInfoArray);\r
FreePool (Blt);\r
string is printed, and 0 is returned.\r
If Format is NULL, then ASSERT().\r
If Format is not aligned on a 16-bit boundary, then ASSERT().\r
+ If gST->ConsoleOutputHandle is NULL, then ASSERT().\r
\r
@param PointX X coordinate to print the string.\r
@param PointY Y coordinate to print the string.\r
\r
PrintNum = UnicodeVSPrint (Buffer, BufferSize, Format, Marker);\r
\r
+ VA_END (Marker);\r
+\r
ReturnNum = InternalPrintGraphic (PointX, PointY, ForeGround, BackGround, Buffer, PrintNum);\r
\r
FreePool (Buffer);\r
If the EFI_HII_FONT_PROTOCOL is not present in the handle database, then no \r
string is printed, and 0 is returned.\r
If Format is NULL, then ASSERT().\r
+ If gST->ConsoleOutputHandle is NULL, then ASSERT().\r
\r
@param PointX X coordinate to print the string.\r
@param PointY Y coordinate to print the string.\r
\r
PrintNum = UnicodeSPrintAsciiFormat (Buffer, BufferSize, Format, Marker);\r
\r
+ VA_END (Marker);\r
+\r
ReturnNum = InternalPrintGraphic (PointX, PointY, ForeGround, BackGround, Buffer, PrintNum);\r
\r
FreePool (Buffer);\r
return ReturnNum;\r
}\r
\r
+/** \r
+ Appends a formatted Unicode string to a Null-terminated Unicode string\r
+ \r
+ This function appends a formatted Unicode string to the Null-terminated \r
+ Unicode string specified by String. String is optional and may be NULL.\r
+ Storage for the formatted Unicode string returned is allocated using \r
+ AllocatePool(). The pointer to the appended string is returned. The caller\r
+ is responsible for freeing the returned string.\r
+ \r
+ If String is not NULL and not aligned on a 16-bit boundary, then ASSERT().\r
+ If FormatString is NULL, then ASSERT().\r
+ If FormatString is not aligned on a 16-bit boundary, then ASSERT().\r
+ \r
+ @param[in] String A Null-terminated Unicode string.\r
+ @param[in] FormatString A Null-terminated Unicode format string.\r
+ @param[in] Marker VA_LIST marker for the variable argument list.\r
+\r
+ @retval NULL There was not enough available memory.\r
+ @return Null-terminated Unicode string is that is the formatted \r
+ string appended to String.\r
+**/\r
+CHAR16*\r
+EFIAPI\r
+CatVSPrint (\r
+ IN CHAR16 *String, OPTIONAL\r
+ IN CONST CHAR16 *FormatString,\r
+ IN VA_LIST Marker\r
+ )\r
+{\r
+ UINTN CharactersRequired;\r
+ UINTN SizeRequired;\r
+ CHAR16 *BufferToReturn;\r
+ VA_LIST ExtraMarker;\r
+\r
+ VA_COPY (ExtraMarker, Marker);\r
+ CharactersRequired = SPrintLength(FormatString, ExtraMarker);\r
+ VA_END (ExtraMarker);\r
+\r
+ if (String != NULL) {\r
+ SizeRequired = StrSize(String) + (CharactersRequired * sizeof(CHAR16));\r
+ } else {\r
+ SizeRequired = sizeof(CHAR16) + (CharactersRequired * sizeof(CHAR16));\r
+ }\r
+\r
+ BufferToReturn = AllocatePool(SizeRequired);\r
+\r
+ if (BufferToReturn == NULL) {\r
+ return NULL;\r
+ } else {\r
+ BufferToReturn[0] = L'\0';\r
+ }\r
+\r
+ if (String != NULL) {\r
+ StrCpyS(BufferToReturn, SizeRequired / sizeof(CHAR16), String);\r
+ }\r
+\r
+ UnicodeVSPrint(BufferToReturn + StrLen(BufferToReturn), (CharactersRequired+1) * sizeof(CHAR16), FormatString, Marker);\r
+\r
+ ASSERT(StrSize(BufferToReturn)==SizeRequired);\r
+\r
+ return (BufferToReturn);\r
+}\r
+\r
+/** \r
+ Appends a formatted Unicode string to a Null-terminated Unicode string\r
+ \r
+ This function appends a formatted Unicode string to the Null-terminated \r
+ Unicode string specified by String. String is optional and may be NULL.\r
+ Storage for the formatted Unicode string returned is allocated using \r
+ AllocatePool(). The pointer to the appended string is returned. The caller\r
+ is responsible for freeing the returned string.\r
+ \r
+ If String is not NULL and not aligned on a 16-bit boundary, then ASSERT().\r
+ If FormatString is NULL, then ASSERT().\r
+ If FormatString is not aligned on a 16-bit boundary, then ASSERT().\r
+ \r
+ @param[in] String A Null-terminated Unicode string.\r
+ @param[in] FormatString A Null-terminated Unicode format string.\r
+ @param[in] ... The variable argument list whose contents are \r
+ accessed based on the format string specified by \r
+ FormatString.\r
+\r
+ @retval NULL There was not enough available memory.\r
+ @return Null-terminated Unicode string is that is the formatted \r
+ string appended to String.\r
+**/\r
+CHAR16 *\r
+EFIAPI\r
+CatSPrint (\r
+ IN CHAR16 *String, OPTIONAL\r
+ IN CONST CHAR16 *FormatString,\r
+ ...\r
+ )\r
+{\r
+ VA_LIST Marker;\r
+ CHAR16 *NewString;\r
+\r
+ VA_START (Marker, FormatString);\r
+ NewString = CatVSPrint(String, FormatString, Marker);\r
+ VA_END (Marker);\r
+ return NewString;\r
+}\r
+\r
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