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27*cdf0e10cSrcweir #ifndef _ENCRYPTED_DATA_HEADER_HXX_
28*cdf0e10cSrcweir #define _ENCRYPTED_DATA_HEADER_HXX_
29*cdf0e10cSrcweir 
30*cdf0e10cSrcweir #include <sal/types.h>
31*cdf0e10cSrcweir 
32*cdf0e10cSrcweir /* The structure of this header is as follows:
33*cdf0e10cSrcweir 
34*cdf0e10cSrcweir    Header signature  4 bytes
35*cdf0e10cSrcweir    Version number    2 bytes
36*cdf0e10cSrcweir    Iteraction count  4 bytes
37*cdf0e10cSrcweir    Size				 4 bytes
38*cdf0e10cSrcweir    EncAlgorithm      4 bytes
39*cdf0e10cSrcweir    DigestAlgorithm   4 bytes
40*cdf0e10cSrcweir    DerivedKeySize    4 bytes
41*cdf0e10cSrcweir    StartKeyAlgorithm 4 bytes
42*cdf0e10cSrcweir    Salt length		 2 bytes
43*cdf0e10cSrcweir    IV length		 2 bytes
44*cdf0e10cSrcweir    Digest length	 2 bytes
45*cdf0e10cSrcweir    MediaType length  2 bytes
46*cdf0e10cSrcweir    Salt content      X bytes
47*cdf0e10cSrcweir    IV content 	     X bytes
48*cdf0e10cSrcweir    digest content    X bytes
49*cdf0e10cSrcweir    MediaType		 X bytes
50*cdf0e10cSrcweir 
51*cdf0e10cSrcweir */
52*cdf0e10cSrcweir const sal_uInt32 n_ConstHeader = 0x05024d4dL; // "MM\002\005"
53*cdf0e10cSrcweir const sal_Int32 n_ConstHeaderSize = 38; // + salt length + iv length + digest length + mediatype length
54*cdf0e10cSrcweir const sal_Int16 n_ConstCurrentVersion = 1;
55*cdf0e10cSrcweir #endif
56