1*f319bb99SAndrew Rist /************************************************************** 2cdf0e10cSrcweir * 3*f319bb99SAndrew Rist * Licensed to the Apache Software Foundation (ASF) under one 4*f319bb99SAndrew Rist * or more contributor license agreements. See the NOTICE file 5*f319bb99SAndrew Rist * distributed with this work for additional information 6*f319bb99SAndrew Rist * regarding copyright ownership. The ASF licenses this file 7*f319bb99SAndrew Rist * to you under the Apache License, Version 2.0 (the 8*f319bb99SAndrew Rist * "License"); you may not use this file except in compliance 9*f319bb99SAndrew Rist * with the License. You may obtain a copy of the License at 10*f319bb99SAndrew Rist * 11*f319bb99SAndrew Rist * http://www.apache.org/licenses/LICENSE-2.0 12*f319bb99SAndrew Rist * 13*f319bb99SAndrew Rist * Unless required by applicable law or agreed to in writing, 14*f319bb99SAndrew Rist * software distributed under the License is distributed on an 15*f319bb99SAndrew Rist * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 16*f319bb99SAndrew Rist * KIND, either express or implied. See the License for the 17*f319bb99SAndrew Rist * specific language governing permissions and limitations 18*f319bb99SAndrew Rist * under the License. 19*f319bb99SAndrew Rist * 20*f319bb99SAndrew Rist *************************************************************/ 21*f319bb99SAndrew Rist 22*f319bb99SAndrew Rist 23cdf0e10cSrcweir #ifndef _ENCRYPTED_DATA_HEADER_HXX_ 24cdf0e10cSrcweir #define _ENCRYPTED_DATA_HEADER_HXX_ 25cdf0e10cSrcweir 26cdf0e10cSrcweir #include <sal/types.h> 27cdf0e10cSrcweir 28cdf0e10cSrcweir /* The structure of this header is as follows: 29cdf0e10cSrcweir 30cdf0e10cSrcweir Header signature 4 bytes 31cdf0e10cSrcweir Version number 2 bytes 32cdf0e10cSrcweir Iteraction count 4 bytes 33cdf0e10cSrcweir Size 4 bytes 34cdf0e10cSrcweir EncAlgorithm 4 bytes 35cdf0e10cSrcweir DigestAlgorithm 4 bytes 36cdf0e10cSrcweir DerivedKeySize 4 bytes 37cdf0e10cSrcweir StartKeyAlgorithm 4 bytes 38cdf0e10cSrcweir Salt length 2 bytes 39cdf0e10cSrcweir IV length 2 bytes 40cdf0e10cSrcweir Digest length 2 bytes 41cdf0e10cSrcweir MediaType length 2 bytes 42cdf0e10cSrcweir Salt content X bytes 43cdf0e10cSrcweir IV content X bytes 44cdf0e10cSrcweir digest content X bytes 45cdf0e10cSrcweir MediaType X bytes 46cdf0e10cSrcweir 47cdf0e10cSrcweir */ 48cdf0e10cSrcweir const sal_uInt32 n_ConstHeader = 0x05024d4dL; // "MM\002\005" 49cdf0e10cSrcweir const sal_Int32 n_ConstHeaderSize = 38; // + salt length + iv length + digest length + mediatype length 50cdf0e10cSrcweir const sal_Int16 n_ConstCurrentVersion = 1; 51cdf0e10cSrcweir #endif 52