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Update BASE_ARG() macro to pass static analysis tools. This change should not cause any changes in behavior 

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@8707 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
mdkinney 2009-07-01 18:05:03 +00:00
parent 04dd6cc01a
commit 2229029afc
1 changed files with 10 additions and 1 deletions
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11
MdePkg/Include/Base.h
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@ -414,6 +414,15 @@ typedef CHAR8 *VA_LIST;
/// ///
typedef UINTN *BASE_LIST; typedef UINTN *BASE_LIST;
/**
Returns the size of a data type in sizeof(UINTN) units rounded up to the nearest UINTN boundary.
@param TYPE The date type to determine the size of.
@return The size of TYPE in sizeof (UINTN) units rounded up to the nearest UINTN boundary.
**/
#define _BASE_INT_SIZE_OF(TYPE) ((sizeof (TYPE) + sizeof (UINTN) - 1) / sizeof (UINTN))
/** /**
Returns an argument of a specified type from a variable argument list and updates Returns an argument of a specified type from a variable argument list and updates
the pointer to the variable argument list to point to the next argument. the pointer to the variable argument list to point to the next argument.
@ -430,7 +439,7 @@ typedef UINTN *BASE_LIST;
@return An argument of the type specified by TYPE. @return An argument of the type specified by TYPE.
**/ **/
#define BASE_ARG(Marker, TYPE) (*(TYPE *)((UINT8 *)(Marker = (BASE_LIST)((UINT8 *)Marker + _INT_SIZE_OF (TYPE))) - _INT_SIZE_OF (TYPE))) #define BASE_ARG(Marker, TYPE) (*(TYPE *) ((Marker += _BASE_INT_SIZE_OF (TYPE)) - _BASE_INT_SIZE_OF (TYPE)))
/** /**
Macro that returns the byte offset of a field in a data structure. Macro that returns the byte offset of a field in a data structure.