libreoffice/package/inc/EncryptedDataHeader.hxx

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#ifndef _ENCRYPTED_DATA_HEADER_HXX_
#define _ENCRYPTED_DATA_HEADER_HXX_

#include <sal/types.h>

/* The structure of this header is as follows:

   Header signature  4 bytes
   Version number    2 bytes
   Iteraction count  4 bytes
   Size              4 bytes
   EncAlgorithm      4 bytes
   DigestAlgorithm   4 bytes
   DerivedKeySize    4 bytes
   StartKeyAlgorithm 4 bytes
   Salt length       2 bytes
   IV length         2 bytes
   Digest length     2 bytes
   MediaType length  2 bytes
   Salt content      X bytes
   IV content        X bytes
   digest content    X bytes
   MediaType         X bytes

*/
const sal_uInt32 n_ConstHeader = 0x05024d4dL; // "MM\002\005"
const sal_Int32 n_ConstHeaderSize = 38; // + salt length + iv length + digest length + mediatype length
const sal_Int16 n_ConstCurrentVersion = 1;
#endif

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