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Annotation of truecrypt/common/xts.h, revision 1.1

1.1     ! root        1: /*
        !             2:  Copyright (c) 2008 TrueCrypt Foundation. All rights reserved.
        !             3: 
        !             4:  Governed by the TrueCrypt License 2.4 the full text of which is contained
        !             5:  in the file License.txt included in TrueCrypt binary and source code
        !             6:  distribution packages.
        !             7: */
        !             8: 
        !             9: #ifndef XTS_H
        !            10: #define XTS_H
        !            11: 
        !            12: // Header files (optional)
        !            13: 
        !            14: #include "Tcdefs.h"
        !            15: #include "Common/Endian.h"
        !            16: #include "Crypto.h"
        !            17: 
        !            18: // Macros
        !            19: 
        !            20: #ifndef LITTLE_ENDIAN
        !            21: #      define LITTLE_ENDIAN    1
        !            22: #endif
        !            23: 
        !            24: #ifndef BIG_ENDIAN
        !            25: #      define BIG_ENDIAN               2
        !            26: #endif
        !            27: 
        !            28: #ifndef BYTE_ORDER
        !            29: #      define BYTE_ORDER               LITTLE_ENDIAN
        !            30: #endif
        !            31: 
        !            32: #ifndef LE64
        !            33: #      if BYTE_ORDER == LITTLE_ENDIAN
        !            34: #              define LE64(x)  (x)
        !            35: #      endif
        !            36: #endif
        !            37: 
        !            38: // Custom data types
        !            39: 
        !            40: #ifndef TC_LARGEST_COMPILER_UINT
        !            41: #      ifdef TC_NO_COMPILER_INT64
        !            42:                typedef unsigned __int32        TC_LARGEST_COMPILER_UINT;
        !            43: #      else
        !            44:                typedef unsigned __int64        TC_LARGEST_COMPILER_UINT;
        !            45: #      endif
        !            46: #endif
        !            47: 
        !            48: #ifndef TCDEFS_H
        !            49: typedef union 
        !            50: {
        !            51:        struct 
        !            52:        {
        !            53:                unsigned __int32 LowPart;
        !            54:                unsigned __int32 HighPart;
        !            55:        };
        !            56: #      ifndef TC_NO_COMPILER_INT64
        !            57:        unsigned __int64 Value;
        !            58: #      endif
        !            59: 
        !            60: } UINT64_STRUCT;
        !            61: #endif
        !            62: 
        !            63: // Public function prototypes
        !            64: 
        !            65: void EncryptBufferXTS (unsigned __int8 *buffer, TC_LARGEST_COMPILER_UINT length, const UINT64_STRUCT *startDataUnitNo, unsigned int startCipherBlockNo, unsigned __int8 *ks, unsigned __int8 *ks2, int cipher);
        !            66: void DecryptBufferXTS (unsigned __int8 *buffer, TC_LARGEST_COMPILER_UINT length, const UINT64_STRUCT *startDataUnitNo, unsigned int startCipherBlockNo, unsigned __int8 *ks, unsigned __int8 *ks2, int cipher);
        !            67: 
        !            68: #endif // #ifndef XTS_H

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