diff options
Diffstat (limited to 'MdePkg')
| -rw-r--r-- | MdePkg/Library/UefiDebugLibStdErr/DebugLib.c | 107 |
1 files changed, 102 insertions, 5 deletions
diff --git a/MdePkg/Library/UefiDebugLibStdErr/DebugLib.c b/MdePkg/Library/UefiDebugLibStdErr/DebugLib.c index 6830a3caa1..81fcf168e5 100644 --- a/MdePkg/Library/UefiDebugLibStdErr/DebugLib.c +++ b/MdePkg/Library/UefiDebugLibStdErr/DebugLib.c @@ -1,7 +1,7 @@ /** @file
UEFI Debug Lib that sends messages to the Standard Error Device in the EFI System Table.
- Copyright (c) 2006 - 2018, Intel Corporation. All rights reserved.<BR>
+ Copyright (c) 2006 - 2019, 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
@@ -29,6 +29,13 @@ #define MAX_DEBUG_MESSAGE_LENGTH 0x100
+//
+// VA_LIST can not initialize to NULL for all compiler, so we use this to
+// indicate a null VA_LIST
+//
+VA_LIST mVaListNull;
+
+
/**
Prints a debug message to the debug output device if the specified error level is enabled.
@@ -52,8 +59,40 @@ DebugPrint ( ...
)
{
+ VA_LIST Marker;
+
+ VA_START (Marker, Format);
+ DebugVPrint (ErrorLevel, Format, Marker);
+ VA_END (Marker);
+}
+
+
+/**
+ Prints a debug message to the debug output device if the specified
+ error level is enabled base on Null-terminated format string and a
+ VA_LIST argument list or a BASE_LIST argument list.
+
+ If any bit in ErrorLevel is also set in DebugPrintErrorLevelLib function
+ GetDebugPrintErrorLevel (), then print the message specified by Format and
+ the associated variable argument list to the debug output device.
+
+ If Format is NULL, then ASSERT().
+
+ @param ErrorLevel The error level of the debug message.
+ @param Format Format string for the debug message to print.
+ @param VaListMarker VA_LIST marker for the variable argument list.
+ @param BaseListMarker BASE_LIST marker for the variable argument list.
+
+**/
+VOID
+DebugPrintMarker (
+ IN UINTN ErrorLevel,
+ IN CONST CHAR8 *Format,
+ IN VA_LIST VaListMarker,
+ IN BASE_LIST BaseListMarker
+ )
+{
CHAR16 Buffer[MAX_DEBUG_MESSAGE_LENGTH];
- VA_LIST Marker;
//
// If Format is NULL, then ASSERT().
@@ -70,9 +109,11 @@ DebugPrint ( //
// Convert the DEBUG() message to a Unicode String
//
- VA_START (Marker, Format);
- UnicodeVSPrintAsciiFormat (Buffer, MAX_DEBUG_MESSAGE_LENGTH, Format, Marker);
- VA_END (Marker);
+ if (BaseListMarker == NULL) {
+ UnicodeVSPrintAsciiFormat (Buffer, MAX_DEBUG_MESSAGE_LENGTH, Format, VaListMarker);
+ } else {
+ UnicodeBSPrintAsciiFormat (Buffer, MAX_DEBUG_MESSAGE_LENGTH, Format, BaseListMarker);
+ }
//
// Send the print string to the Standard Error device
@@ -84,6 +125,62 @@ DebugPrint ( /**
+ Prints a debug message to the debug output device if the specified
+ error level is enabled.
+
+ If any bit in ErrorLevel is also set in DebugPrintErrorLevelLib function
+ GetDebugPrintErrorLevel (), then print the message specified by Format and
+ the associated variable argument list to the debug output device.
+
+ If Format is NULL, then ASSERT().
+
+ @param ErrorLevel The error level of the debug message.
+ @param Format Format string for the debug message to print.
+ @param VaListMarker VA_LIST marker for the variable argument list.
+
+**/
+VOID
+EFIAPI
+DebugVPrint (
+ IN UINTN ErrorLevel,
+ IN CONST CHAR8 *Format,
+ IN VA_LIST VaListMarker
+ )
+{
+ DebugPrintMarker (ErrorLevel, Format, VaListMarker, NULL);
+}
+
+
+/**
+ Prints a debug message to the debug output device if the specified
+ error level is enabled.
+ This function use BASE_LIST which would provide a more compatible
+ service than VA_LIST.
+
+ If any bit in ErrorLevel is also set in DebugPrintErrorLevelLib function
+ GetDebugPrintErrorLevel (), then print the message specified by Format and
+ the associated variable argument list to the debug output device.
+
+ If Format is NULL, then ASSERT().
+
+ @param ErrorLevel The error level of the debug message.
+ @param Format Format string for the debug message to print.
+ @param BaseListMarker BASE_LIST marker for the variable argument list.
+
+**/
+VOID
+EFIAPI
+DebugBPrint (
+ IN UINTN ErrorLevel,
+ IN CONST CHAR8 *Format,
+ IN BASE_LIST BaseListMarker
+ )
+{
+ DebugPrintMarker (ErrorLevel, Format, mVaListNull, BaseListMarker);
+}
+
+
+/**
Prints an assert message containing a filename, line number, and description.
This may be followed by a breakpoint or a dead loop.
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