Add in OFFSET_OF macro as defined in MDE Library spec

[mirror_edk2.git] / MdePkg / Include / Common / BaseTypes.h

diff --git a/MdePkg/Include/Common/BaseTypes.h b/MdePkg/Include/Common/BaseTypes.h
index 3935919300d053b3d71f49bc72a3754b7dac95a2..f20217bf7e058e40289710d23bc53720285203e9 100644 (file)
--- a/MdePkg/Include/Common/BaseTypes.h
+++ b/MdePkg/Include/Common/BaseTypes.h
@@ -3,7 +3,7 @@
 \r
   This file is stand alone self consistent set of definitions. \r
 \r
-  Copyright (c) 2006, Intel Corporation                                                         \r
+  Copyright (c) 2006 - 2007, Intel Corporation\r
   All rights reserved. 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
@@ -76,6 +76,71 @@ typedef struct {
 #define NULL  ((VOID *) 0)\r
 #endif\r
 \r
+#define  BIT0     0x00000001\r
+#define  BIT1     0x00000002\r
+#define  BIT2     0x00000004\r
+#define  BIT3     0x00000008\r
+#define  BIT4     0x00000010\r
+#define  BIT5     0x00000020\r
+#define  BIT6     0x00000040\r
+#define  BIT7     0x00000080\r
+#define  BIT8     0x00000100\r
+#define  BIT9     0x00000200\r
+#define  BIT10    0x00000400\r
+#define  BIT11    0x00000800\r
+#define  BIT12    0x00001000\r
+#define  BIT13    0x00002000\r
+#define  BIT14    0x00004000\r
+#define  BIT15    0x00008000\r
+#define  BIT16    0x00010000\r
+#define  BIT17    0x00020000\r
+#define  BIT18    0x00040000\r
+#define  BIT19    0x00080000\r
+#define  BIT20    0x00100000\r
+#define  BIT21    0x00200000\r
+#define  BIT22    0x00400000\r
+#define  BIT23    0x00800000\r
+#define  BIT24    0x01000000\r
+#define  BIT25    0x02000000\r
+#define  BIT26    0x04000000\r
+#define  BIT27    0x08000000\r
+#define  BIT28    0x10000000\r
+#define  BIT29    0x20000000\r
+#define  BIT30    0x40000000\r
+#define  BIT31    0x80000000\r
+#define  BIT32    0x0000000100000000UL\r
+#define  BIT33    0x0000000200000000UL\r
+#define  BIT34    0x0000000400000000UL\r
+#define  BIT35    0x0000000800000000UL\r
+#define  BIT36    0x0000001000000000UL\r
+#define  BIT37    0x0000002000000000UL\r
+#define  BIT38    0x0000004000000000UL\r
+#define  BIT39    0x0000008000000000UL\r
+#define  BIT40    0x0000010000000000UL\r
+#define  BIT41    0x0000020000000000UL\r
+#define  BIT42    0x0000040000000000UL\r
+#define  BIT43    0x0000080000000000UL\r
+#define  BIT44    0x0000100000000000UL\r
+#define  BIT45    0x0000200000000000UL\r
+#define  BIT46    0x0000400000000000UL\r
+#define  BIT47    0x0000800000000000UL\r
+#define  BIT48    0x0001000000000000UL\r
+#define  BIT49    0x0002000000000000UL\r
+#define  BIT50    0x0004000000000000UL\r
+#define  BIT51    0x0008000000000000UL\r
+#define  BIT52    0x0010000000000000UL\r
+#define  BIT53    0x0020000000000000UL\r
+#define  BIT54    0x0040000000000000UL\r
+#define  BIT55    0x0080000000000000UL\r
+#define  BIT56    0x0100000000000000UL\r
+#define  BIT57    0x0200000000000000UL\r
+#define  BIT58    0x0400000000000000UL\r
+#define  BIT59    0x0800000000000000UL\r
+#define  BIT60    0x1000000000000000UL\r
+#define  BIT61    0x2000000000000000UL\r
+#define  BIT62    0x4000000000000000UL\r
+#define  BIT63    0x8000000000000000UL\r
+\r
 //\r
 //  Support for variable length argument lists using the ANSI standard.\r
 //  \r
@@ -130,6 +195,11 @@ typedef CHAR8 *VA_LIST;
 \r
 #endif\r
 \r
+//\r
+// Macro that returns the byte offset of a field in a data structure. \r
+//\r
+#define OFFSET_OF(TYPE, Field) ((UINTN) &(((TYPE *)0)->Field))\r
+\r
 ///\r
 ///  CONTAINING_RECORD - returns a pointer to the structure\r
 ///      from one of it's elements.\r
@@ -139,7 +209,7 @@ typedef CHAR8 *VA_LIST;
 ///\r
 ///  ALIGN_POINTER - aligns a pointer to the lowest boundry\r
 ///\r
-#define ALIGN_POINTER(p, s) ((VOID *) ((p) + (((s) - ((UINTN) (p))) & ((s) - 1))))\r
+#define ALIGN_POINTER(p, s) ((VOID *) ((UINTN)(p) + (((s) - ((UINTN) (p))) & ((s) - 1))))\r
 \r
 ///\r
 ///  ALIGN_VARIABLE - aligns a variable up to the next natural boundry for int size of a processor\r
@@ -151,6 +221,24 @@ typedef CHAR8 *VA_LIST;
   } \\r
   (Value) = (UINTN)((UINTN) (Value) + (UINTN) (Adjustment))\r
 \r
+//\r
+// Return the maximum of two operands. \r
+// This macro returns the maximum of two operand specified by a and b.  \r
+// Both a and b must be the same numerical types, signed or unsigned.\r
+//\r
+#define MAX(a, b)                       \\r
+  (((a) > (b)) ? (a) : (b))\r
+\r
+\r
+//\r
+// Return the minimum of two operands. \r
+// This macro returns the minimal of two operand specified by a and b.  \r
+// Both a and b must be the same numerical types, signed or unsigned.\r
+//\r
+#define MIN(a, b)                       \\r
+  (((a) < (b)) ? (a) : (b))\r
+\r
+\r
 //\r
 // EFI Error Codes common to all execution phases\r
 //\r
@@ -203,4 +291,14 @@ typedef INTN RETURN_STATUS;
 \r
 typedef UINT64 PHYSICAL_ADDRESS;\r
 \r
+//\r
+// LIST_ENTRY definition\r
+//\r
+typedef struct _LIST_ENTRY LIST_ENTRY;\r
+\r
+struct _LIST_ENTRY {\r
+  LIST_ENTRY  *ForwardLink;\r
+  LIST_ENTRY  *BackLink;\r
+};\r
+\r
 #endif\r