+///\r
+/// 128 bit buffer containing a unique identifier value. \r
+/// Unless otherwise specified, aligned on a 64 bit boundary.\r
+///\r
+typedef struct {\r
+ UINT32 Data1;\r
+ UINT16 Data2;\r
+ UINT16 Data3;\r
+ UINT8 Data4[8];\r
+} GUID;\r
+\r
+//\r
+// 8-bytes unsigned value that represents a physical system address.\r
+//\r
+typedef UINT64 PHYSICAL_ADDRESS;\r
+\r
+///\r
+/// LIST_ENTRY structure definition.\r
+///\r
+typedef struct _LIST_ENTRY LIST_ENTRY;\r
+\r
+///\r
+/// _LIST_ENTRY structure definition.\r
+///\r
+struct _LIST_ENTRY {\r
+ LIST_ENTRY *ForwardLink;\r
+ LIST_ENTRY *BackLink;\r
+};\r
+\r
+//\r
+// Modifiers to abstract standard types to aid in debug of problems\r
+//\r
+\r
+///\r
+/// Datum is read-only\r
+///\r
+#define CONST const\r
+\r
+///\r
+/// Datum is scoped to the current file or function\r
+///\r
+#define STATIC static\r
+\r
+///\r
+/// Undeclared type\r
+///\r
+#define VOID void\r
+\r
+//\r
+// Modifiers for Data Types used to self document code.\r
+// This concept is borrowed for UEFI specification.\r
+//\r
+\r
+///\r
+/// Datum is passed to the function\r
+///\r
+#define IN\r
+\r
+///\r
+/// Datum is returned from the function\r
+///\r
+#define OUT\r
+\r
+///\r
+/// Passing the datum to the function is optional, and a NULL\r
+/// be passed if the value is not supplied.\r
+///\r
+#define OPTIONAL\r
+\r
+//\r
+// UEFI specification claims 1 and 0. We are concerned about the \r
+// complier portability so we did it this way.\r
+//\r
+\r
+///\r
+/// Boolean true value. UEFI Specification defines this value to be 1,\r
+/// but this form is more portable.\r
+///\r
+#define TRUE ((BOOLEAN)(1==1))\r
+\r
+///\r
+/// Boolean false value. UEFI Specification defines this value to be 0,\r
+/// but this form is more portable.\r
+///\r
+#define FALSE ((BOOLEAN)(0==1))\r
+\r
+///\r
+/// NULL pointer (VOID *)\r
+///\r
+#define NULL ((VOID *) 0)\r
+\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 0x0000000100000000ULL\r
+#define BIT33 0x0000000200000000ULL\r
+#define BIT34 0x0000000400000000ULL\r
+#define BIT35 0x0000000800000000ULL\r
+#define BIT36 0x0000001000000000ULL\r
+#define BIT37 0x0000002000000000ULL\r
+#define BIT38 0x0000004000000000ULL\r
+#define BIT39 0x0000008000000000ULL\r
+#define BIT40 0x0000010000000000ULL\r
+#define BIT41 0x0000020000000000ULL\r
+#define BIT42 0x0000040000000000ULL\r
+#define BIT43 0x0000080000000000ULL\r
+#define BIT44 0x0000100000000000ULL\r
+#define BIT45 0x0000200000000000ULL\r
+#define BIT46 0x0000400000000000ULL\r
+#define BIT47 0x0000800000000000ULL\r
+#define BIT48 0x0001000000000000ULL\r
+#define BIT49 0x0002000000000000ULL\r
+#define BIT50 0x0004000000000000ULL\r
+#define BIT51 0x0008000000000000ULL\r
+#define BIT52 0x0010000000000000ULL\r
+#define BIT53 0x0020000000000000ULL\r
+#define BIT54 0x0040000000000000ULL\r
+#define BIT55 0x0080000000000000ULL\r
+#define BIT56 0x0100000000000000ULL\r
+#define BIT57 0x0200000000000000ULL\r
+#define BIT58 0x0400000000000000ULL\r
+#define BIT59 0x0800000000000000ULL\r
+#define BIT60 0x1000000000000000ULL\r
+#define BIT61 0x2000000000000000ULL\r
+#define BIT62 0x4000000000000000ULL\r
+#define BIT63 0x8000000000000000ULL\r
+\r
+#define SIZE_1KB 0x00000400\r
+#define SIZE_2KB 0x00000800\r
+#define SIZE_4KB 0x00001000\r
+#define SIZE_8KB 0x00002000\r
+#define SIZE_16KB 0x00004000\r
+#define SIZE_32KB 0x00008000\r
+#define SIZE_64KB 0x00010000\r
+#define SIZE_128KB 0x00020000\r
+#define SIZE_256KB 0x00040000\r
+#define SIZE_512KB 0x00080000\r
+#define SIZE_1MB 0x00100000\r
+#define SIZE_2MB 0x00200000\r
+#define SIZE_4MB 0x00400000\r
+#define SIZE_8MB 0x00800000\r
+#define SIZE_16MB 0x01000000\r
+#define SIZE_32MB 0x02000000\r
+#define SIZE_64MB 0x04000000\r
+#define SIZE_128MB 0x08000000\r
+#define SIZE_256MB 0x10000000\r
+#define SIZE_512MB 0x20000000\r
+#define SIZE_1GB 0x40000000\r
+#define SIZE_2GB 0x80000000\r
+#define SIZE_4GB 0x0000000100000000ULL\r
+#define SIZE_8GB 0x0000000200000000ULL\r
+#define SIZE_16GB 0x0000000400000000ULL\r
+#define SIZE_32GB 0x0000000800000000ULL\r
+#define SIZE_64GB 0x0000001000000000ULL\r
+#define SIZE_128GB 0x0000002000000000ULL\r
+#define SIZE_256GB 0x0000004000000000ULL\r
+#define SIZE_512GB 0x0000008000000000ULL\r
+#define SIZE_1TB 0x0000010000000000ULL\r
+#define SIZE_2TB 0x0000020000000000ULL\r
+#define SIZE_4TB 0x0000040000000000ULL\r
+#define SIZE_8TB 0x0000080000000000ULL\r
+#define SIZE_16TB 0x0000100000000000ULL\r
+#define SIZE_32TB 0x0000200000000000ULL\r
+#define SIZE_64TB 0x0000400000000000ULL\r
+#define SIZE_128TB 0x0000800000000000ULL\r
+#define SIZE_256TB 0x0001000000000000ULL\r
+#define SIZE_512TB 0x0002000000000000ULL\r
+#define SIZE_1PB 0x0004000000000000ULL\r
+#define SIZE_2PB 0x0008000000000000ULL\r
+#define SIZE_4PB 0x0010000000000000ULL\r
+#define SIZE_8PB 0x0020000000000000ULL\r
+#define SIZE_16PB 0x0040000000000000ULL\r
+#define SIZE_32PB 0x0080000000000000ULL\r
+#define SIZE_64PB 0x0100000000000000ULL\r
+#define SIZE_128PB 0x0200000000000000ULL\r
+#define SIZE_256PB 0x0400000000000000ULL\r
+#define SIZE_512PB 0x0800000000000000ULL\r
+#define SIZE_1EB 0x1000000000000000ULL\r
+#define SIZE_2EB 0x2000000000000000ULL\r
+#define SIZE_4EB 0x4000000000000000ULL\r
+#define SIZE_8EB 0x8000000000000000ULL\r
+ \r
+#define BASE_1KB 0x00000400\r
+#define BASE_2KB 0x00000800\r
+#define BASE_4KB 0x00001000\r
+#define BASE_8KB 0x00002000\r
+#define BASE_16KB 0x00004000\r
+#define BASE_32KB 0x00008000\r
+#define BASE_64KB 0x00010000\r
+#define BASE_128KB 0x00020000\r
+#define BASE_256KB 0x00040000\r
+#define BASE_512KB 0x00080000\r
+#define BASE_1MB 0x00100000\r
+#define BASE_2MB 0x00200000\r
+#define BASE_4MB 0x00400000\r
+#define BASE_8MB 0x00800000\r
+#define BASE_16MB 0x01000000\r
+#define BASE_32MB 0x02000000\r
+#define BASE_64MB 0x04000000\r
+#define BASE_128MB 0x08000000\r
+#define BASE_256MB 0x10000000\r
+#define BASE_512MB 0x20000000\r
+#define BASE_1GB 0x40000000\r
+#define BASE_2GB 0x80000000\r
+#define BASE_4GB 0x0000000100000000ULL\r
+#define BASE_8GB 0x0000000200000000ULL\r
+#define BASE_16GB 0x0000000400000000ULL\r
+#define BASE_32GB 0x0000000800000000ULL\r
+#define BASE_64GB 0x0000001000000000ULL\r
+#define BASE_128GB 0x0000002000000000ULL\r
+#define BASE_256GB 0x0000004000000000ULL\r
+#define BASE_512GB 0x0000008000000000ULL\r
+#define BASE_1TB 0x0000010000000000ULL\r
+#define BASE_2TB 0x0000020000000000ULL\r
+#define BASE_4TB 0x0000040000000000ULL\r
+#define BASE_8TB 0x0000080000000000ULL\r
+#define BASE_16TB 0x0000100000000000ULL\r
+#define BASE_32TB 0x0000200000000000ULL\r
+#define BASE_64TB 0x0000400000000000ULL\r
+#define BASE_128TB 0x0000800000000000ULL\r
+#define BASE_256TB 0x0001000000000000ULL\r
+#define BASE_512TB 0x0002000000000000ULL\r
+#define BASE_1PB 0x0004000000000000ULL\r
+#define BASE_2PB 0x0008000000000000ULL\r
+#define BASE_4PB 0x0010000000000000ULL\r
+#define BASE_8PB 0x0020000000000000ULL\r
+#define BASE_16PB 0x0040000000000000ULL\r
+#define BASE_32PB 0x0080000000000000ULL\r
+#define BASE_64PB 0x0100000000000000ULL\r
+#define BASE_128PB 0x0200000000000000ULL\r
+#define BASE_256PB 0x0400000000000000ULL\r
+#define BASE_512PB 0x0800000000000000ULL\r
+#define BASE_1EB 0x1000000000000000ULL\r
+#define BASE_2EB 0x2000000000000000ULL\r
+#define BASE_4EB 0x4000000000000000ULL\r
+#define BASE_8EB 0x8000000000000000ULL\r
+\r
+//\r
+// Support for variable length argument lists using the ANSI standard.\r
+// \r
+// Since we are using the ANSI standard we used the standard naming and\r
+// did not follow the coding convention\r
+//\r
+// VA_LIST - typedef for argument list.\r
+// VA_START (VA_LIST Marker, argument before the ...) - Init Marker for use.\r
+// VA_END (VA_LIST Marker) - Clear Marker\r
+// VA_ARG (VA_LIST Marker, var arg size) - Use Marker to get an argument from\r
+// the ... list. You must know the size and pass it in this macro.\r
+//\r
+// example:\r
+//\r
+// UINTN\r
+// ExampleVarArg (\r
+// IN UINTN NumberOfArgs,\r
+// ...\r
+// )\r
+// {\r
+// VA_LIST Marker;\r
+// UINTN Index;\r
+// UINTN Result;\r
+//\r
+// //\r
+// // Initialize the Marker\r
+// //\r
+// VA_START (Marker, NumberOfArgs);\r
+// for (Index = 0, Result = 0; Index < NumberOfArgs; Index++) {\r
+// //\r
+// // The ... list is a series of UINTN values, so average them up.\r
+// //\r
+// Result += VA_ARG (Marker, UINTN);\r
+// }\r
+//\r
+// VA_END (Marker);\r
+// return Result\r
+// }\r
+//\r
+\r
+/**\r
+ Return the size of argument that has been aligned to sizeof (UINTN).\r
+\r
+ @param n The parameter size is to be aligned.\r
+\r
+ @return The aligned size\r
+**/\r
+#define _INT_SIZE_OF(n) ((sizeof (n) + sizeof (UINTN) - 1) &~(sizeof (UINTN) - 1))\r
+\r
+///\r
+/// Pointer to the start of a variable argument list. Same as CHAR8 *.\r
+///\r
+typedef CHAR8 *VA_LIST;\r
+\r
+/**\r
+ Retrieves a pointer to the beginning of a variable argument list based on \r
+ the name of the parameter that immediately precedes the variable argument list. \r
+\r
+ This function initializes Marker to point to the beginning of the variable argument \r
+ list that immediately follows Parameter. The method for computing the pointer to the \r
+ next argument in the argument list is CPU specific following the EFIAPI ABI.\r
+\r
+ @param Marker Pointer to the beginning of the variable argument list.\r
+ @param Parameter The name of the parameter that immediately precedes \r
+ the variable argument list.\r
+ \r
+ @return A pointer to the beginning of a variable argument list.\r
+\r
+**/\r
+#define VA_START(Marker, Parameter) (Marker = (VA_LIST) & (Parameter) + _INT_SIZE_OF (Parameter))\r
+\r
+/**\r
+ Returns an argument of a specified type from a variable argument list and updates \r
+ the pointer to the variable argument list to point to the next argument. \r
+\r
+ This function returns an argument of the type specified by TYPE from the beginning \r
+ of the variable argument list specified by Marker. Marker is then updated to point \r
+ to the next argument in the variable argument list. The method for computing the \r
+ pointer to the next argument in the argument list is CPU specific following the EFIAPI ABI.\r
+\r
+ @param Marker Pointer to the beginning of a variable argument list.\r
+ @param TYPE The type of argument to retrieve from the beginning \r
+ of the variable argument list.\r
+ \r
+ @return An argument of the type specified by TYPE.\r
+\r
+**/\r
+#define VA_ARG(Marker, TYPE) (*(TYPE *) ((Marker += _INT_SIZE_OF (TYPE)) - _INT_SIZE_OF (TYPE)))\r
+\r
+/**\r
+ Terminates the use of a variable argument list.\r
+\r
+ This function initializes Marker so it can no longer be used with VA_ARG(). \r
+ After this macro is used, the only way to access the variable argument list again is \r
+ by using VA_START() again.\r
+\r
+ @param Marker The variable to set to the beginning of the variable argument list.\r
+ \r
+**/\r
+#define VA_END(Marker) (Marker = (VA_LIST) 0)\r
+\r
+/**\r
+ Macro that returns the byte offset of a field in a data structure. \r
+\r
+ This function returns the offset, in bytes, of field specified by Field from the \r
+ beginning of the data structure specified by TYPE. If TYPE does not contain Field, \r
+ the module will not compile. \r
+\r
+ @param TYPE The name of the data structure that contains the field specified by Field. \r
+ @param Field The name of the field in the data structure.\r
+ \r
+ @return Offset, in bytes, of field.\r
+ \r
+**/\r
+#define OFFSET_OF(TYPE, Field) ((UINTN) &(((TYPE *)0)->Field))\r
+\r
+/**\r
+ Macro that returns a pointer to the data structure that contains a specified field of \r
+ that data structure. This is a lightweight method to hide information by placing a \r
+ public data structure inside a larger private data structure and using a pointer to \r
+ the public data structure to retrieve a pointer to the private data structure.\r
+\r
+ This function computes the offset, in bytes, of field specified by Field from the beginning \r
+ of the data structure specified by TYPE. This offset is subtracted from Record, and is \r
+ used to return a pointer to a data structure of the type specified by TYPE.If the data type \r
+ specified by TYPE does not contain the field specified by Field, then the module will not compile. \r
+ \r
+ @param Record Pointer to the field specified by Field within a data structure of type TYPE. \r
+ @param TYPE The name of the data structure type to return. This data structure must \r
+ contain the field specified by Field. \r
+ @param Field The name of the field in the data structure specified by TYPE to which Record points.\r
+ \r
+ @return A pointer to the structure from one of it's elements.\r
+ \r
+**/\r
+#define BASE_CR(Record, TYPE, Field) ((TYPE *) ((CHAR8 *) (Record) - (CHAR8 *) &(((TYPE *) 0)->Field)))\r
+\r
+/**\r
+ Rounds a value up to the next boundary using a specified alignment. \r
+\r
+ This function rounds Value up to the next boundary using the specified Alignment. \r
+ This aligned value is returned. \r
+\r
+ @param Value The value to round up.\r
+ @param Alignment The alignment boundary used to return the aligned value.\r
+ \r
+ @return A value up to the next boundary.\r
+ \r
+**/\r
+#define ALIGN_VALUE(Value, Alignment) ((Value) + (((Alignment) - (Value)) & ((Alignment) - 1)))\r
+\r
+/**\r
+ Adjust a pointer by adding the minimum offset required for it to be aligned on \r
+ a specified alignment boundary. \r
+\r
+ This function rounds the pointer specified by Pointer to the next alignment boundary \r
+ specified by Alignment. The pointer to the aligned address is returned. \r
+\r
+ @param Value The value to round up.\r
+ @param Alignment The alignment boundary to use to return an aligned pointer.\r
+ \r
+ @return Pointer to the aligned address.\r
+ \r
+**/\r
+#define ALIGN_POINTER(Pointer, Alignment) ((VOID *) (ALIGN_VALUE ((UINTN)(Pointer), (Alignment))))\r
+\r
+/**\r
+ Rounds a value up to the next natural boundary for the current CPU. \r
+ This is 4-bytes for 32-bit CPUs and 8-bytes for 64-bit CPUs. \r
+\r
+ This function rounds the value specified by Value up to the next natural boundary for the \r
+ current CPU. This rounded value is returned. \r
+\r
+ @param Value The value to round up.\r
+\r
+ @return Rounded value specified by Value.\r
+ \r
+**/\r
+#define ALIGN_VARIABLE(Value) ALIGN_VALUE ((Value), sizeof (UINTN))\r
+ \r
+\r
+/**\r
+ Return the maximum of two operands. \r
+\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
+ @param TYPE Any numerical data types.\r
+ @param a The first operand with any numerical type.\r
+ @param b The second operand. It should be the same any numerical type with a.\r
+ \r
+ @return Maximum of two operands.\r
+ \r
+**/\r
+#define MAX(a, b) \\r
+ (((a) > (b)) ? (a) : (b))\r
+\r
+/**\r
+ Return the minimum of two operands. \r
+\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
+ @param TYPE Any numerical data types.\r
+ @param a The first operand with any numerical type.\r
+ @param b The second operand. It should be the same any numerical type with a.\r
+ \r
+ @return Minimum of two operands.\r
+ \r
+**/\r
+\r
+#define MIN(a, b) \\r
+ (((a) < (b)) ? (a) : (b))\r
+\r
+//\r
+// Status codes common to all execution phases\r
+//\r
+typedef INTN RETURN_STATUS;\r
+\r
+/**\r
+ Produces a RETURN_STATUS code with the highest bit set. \r
+\r
+ @param StatusCode The status code value to convert into a warning code. \r
+ StatusCode must be in the range 0x00000000..0x7FFFFFFF.\r
+\r
+ @return The value specified by StatusCode with the highest bit set.\r
+\r
+**/\r
+#define ENCODE_ERROR(StatusCode) ((RETURN_STATUS)(MAX_BIT | (StatusCode)))\r
+\r
+/**\r
+ Produces a RETURN_STATUS code with the highest bit clear. \r
+\r
+ @param StatusCode The status code value to convert into a warning code. \r
+ StatusCode must be in the range 0x00000000..0x7FFFFFFF.\r
+\r
+ @return The value specified by StatusCode with the highest bit clear.\r
+\r
+**/\r
+#define ENCODE_WARNING(StatusCode) ((RETURN_STATUS)(StatusCode))\r
+\r
+/**\r
+ Returns TRUE if a specified RETURN_STATUS code is an error code. \r
+\r
+ This function returns TRUE if StatusCode has the high bit set. Otherwise FALSE is returned. \r
+ \r
+ @param StatusCode The status code value to evaluate.\r
+\r
+ @retval TRUE The high bit of StatusCode is set.\r
+ @retval FALSE The high bit of StatusCode is clear.\r
+\r
+**/\r
+#define RETURN_ERROR(StatusCode) (((RETURN_STATUS)(StatusCode)) < 0)\r
+\r
+///\r
+/// The operation completed successfully.\r
+///\r
+#define RETURN_SUCCESS 0\r
+\r
+///\r
+/// The image failed to load.\r
+///\r
+#define RETURN_LOAD_ERROR ENCODE_ERROR (1)\r
+\r
+///\r
+/// The parameter was incorrect.\r
+///\r
+#define RETURN_INVALID_PARAMETER ENCODE_ERROR (2)\r
+\r
+///\r
+/// The operation is not supported.\r
+///\r
+#define RETURN_UNSUPPORTED ENCODE_ERROR (3)\r
+\r
+///\r
+/// The buffer was not the proper size for the request.\r
+///\r
+#define RETURN_BAD_BUFFER_SIZE ENCODE_ERROR (4)\r
+\r
+///\r
+/// The buffer was not large enough to hold the requested data.\r
+/// The required buffer size is returned in the appropriate\r
+/// parameter when this error occurs.\r
+///\r
+#define RETURN_BUFFER_TOO_SMALL ENCODE_ERROR (5)\r
+\r
+///\r
+/// There is no data pending upon return.\r
+///\r
+#define RETURN_NOT_READY ENCODE_ERROR (6)\r
+\r
+///\r
+/// The physical device reported an error while attempting the\r
+/// operation.\r
+///\r
+#define RETURN_DEVICE_ERROR ENCODE_ERROR (7)\r
+\r
+///\r
+/// The device can not be written to.\r
+///\r
+#define RETURN_WRITE_PROTECTED ENCODE_ERROR (8)\r
+\r
+///\r
+/// The resource has run out.\r
+///\r
+#define RETURN_OUT_OF_RESOURCES ENCODE_ERROR (9)\r
+\r
+///\r
+/// An inconsistency was detected on the file system causing the \r
+/// operation to fail.\r
+///\r
+#define RETURN_VOLUME_CORRUPTED ENCODE_ERROR (10)\r
+\r
+///\r
+/// There is no more space on the file system.\r
+///\r
+#define RETURN_VOLUME_FULL ENCODE_ERROR (11)\r
+\r
+///\r
+/// The device does not contain any medium to perform the \r
+/// operation.\r
+///\r
+#define RETURN_NO_MEDIA ENCODE_ERROR (12)\r
+\r
+///\r
+/// The medium in the device has changed since the last\r
+/// access.\r
+///\r
+#define RETURN_MEDIA_CHANGED ENCODE_ERROR (13)\r
+\r
+///\r
+/// The item was not found.\r
+///\r
+#define RETURN_NOT_FOUND ENCODE_ERROR (14)\r
+\r
+///\r
+/// Access was denied.\r
+///\r
+#define RETURN_ACCESS_DENIED ENCODE_ERROR (15)\r
+\r
+///\r
+/// The server was not found or did not respond to the request.\r
+///\r
+#define RETURN_NO_RESPONSE ENCODE_ERROR (16)\r
+\r
+///\r
+/// A mapping to the device does not exist.\r
+///\r
+#define RETURN_NO_MAPPING ENCODE_ERROR (17)\r
+\r
+///\r
+/// A timeout time expired.\r
+///\r
+#define RETURN_TIMEOUT ENCODE_ERROR (18)\r
+\r
+///\r
+/// The protocol has not been started.\r
+///\r
+#define RETURN_NOT_STARTED ENCODE_ERROR (19)\r
+\r
+///\r
+/// The protocol has already been started.\r
+///\r
+#define RETURN_ALREADY_STARTED ENCODE_ERROR (20)\r
+\r
+///\r
+/// The operation was aborted.\r
+///\r
+#define RETURN_ABORTED ENCODE_ERROR (21)\r
+\r
+///\r
+/// An ICMP error occurred during the network operation.\r
+///\r
+#define RETURN_ICMP_ERROR ENCODE_ERROR (22)\r
+\r
+///\r
+/// A TFTP error occurred during the network operation.\r
+///\r
+#define RETURN_TFTP_ERROR ENCODE_ERROR (23)\r
+\r
+///\r
+/// A protocol error occurred during the network operation.\r
+///\r
+#define RETURN_PROTOCOL_ERROR ENCODE_ERROR (24)\r
+\r
+///\r
+/// A function encountered an internal version that was\r
+/// incompatible with a version requested by the caller.\r
+///\r
+#define RETURN_INCOMPATIBLE_VERSION ENCODE_ERROR (25)\r
+\r
+///\r
+/// The function was not performed due to a security violation.\r
+///\r
+#define RETURN_SECURITY_VIOLATION ENCODE_ERROR (26)\r
+\r
+///\r
+/// A CRC error was detected.\r
+///\r
+#define RETURN_CRC_ERROR ENCODE_ERROR (27)\r
+\r
+///\r
+/// Beginning or end of media was reached.\r
+///\r
+#define RETURN_END_OF_MEDIA ENCODE_ERROR (28)\r
+\r
+///\r
+/// The end of the file was reached.\r
+///\r
+#define RETURN_END_OF_FILE ENCODE_ERROR (31)\r
+\r
+///\r
+/// The language specified was invalid.\r
+///\r
+#define RETURN_INVALID_LANGUAGE ENCODE_ERROR (32)\r
+\r
+\r
+///\r
+/// The Unicode string contained one or more characters that\r
+/// the device could not render and were skipped.\r
+///\r
+#define RETURN_WARN_UNKNOWN_GLYPH ENCODE_WARNING (1)\r
+\r
+///\r
+/// The handle was closed, but the file was not deleted.\r
+///\r
+#define RETURN_WARN_DELETE_FAILURE ENCODE_WARNING (2)\r
+\r
+///\r
+/// The handle was closed, but the data to the file was not\r
+/// flushed properly.\r
+///\r
+#define RETURN_WARN_WRITE_FAILURE ENCODE_WARNING (3)\r
+\r
+///\r
+/// The resulting buffer was too small, and the data was \r
+/// truncated to the buffer size.\r
+///\r
+#define RETURN_WARN_BUFFER_TOO_SMALL ENCODE_WARNING (4)\r
+\r
+/**\r
+ Returns a 16-bit signature built from 2 ASCII characters.\r
+ \r
+ This macro returns a 16-bit value built from the two ASCII characters specified \r
+ by A and B.\r
+ \r
+ @param A The first ASCII character.\r
+ @param B The second ASCII character.\r
+\r
+ @return A 16-bit value built from the two ASCII characters specified by A and B.\r
+\r
+**/\r
+#define SIGNATURE_16(A, B) ((A) | (B << 8))\r
+\r
+/**\r
+ Returns a 32-bit signature built from 4 ASCII characters.\r
+ \r
+ This macro returns a 32-bit value built from the four ASCII characters specified \r
+ by A, B, C, and D.\r
+ \r
+ @param A The first ASCII character.\r
+ @param B The second ASCII character.\r
+ @param C The third ASCII character.\r
+ @param D The fourth ASCII character.\r
+\r
+ @return A 32-bit value built from the two ASCII characters specified by A, B,\r
+ C and D.\r
+\r
+**/\r
+#define SIGNATURE_32(A, B, C, D) (SIGNATURE_16 (A, B) | (SIGNATURE_16 (C, D) << 16))\r
+\r
+/**\r
+ Returns a 64-bit signature built from 8 ASCII characters.\r
+ \r
+ This macro returns a 64-bit value built from the eight ASCII characters specified \r
+ by A, B, C, D, E, F, G,and H.\r
+ \r
+ @param A The first ASCII character.\r
+ @param B The second ASCII character.\r
+ @param C The third ASCII character.\r
+ @param D The fourth ASCII character.\r
+ @param E The fifth ASCII character.\r
+ @param F The sixth ASCII character.\r
+ @param G The seventh ASCII character.\r
+ @param H The eighth ASCII character.\r
+\r
+ @return A 64-bit value built from the two ASCII characters specified by A, B,\r
+ C, D, E, F, G and H.\r
+\r
+**/\r
+#define SIGNATURE_64(A, B, C, D, E, F, G, H) \\r
+ (SIGNATURE_32 (A, B, C, D) | ((UINT64) (SIGNATURE_32 (E, F, G, H)) << 32))\r