상속: System.Security.Cryptography.MD5
예제 #1
0
파일: Hasher.cs 프로젝트: mono/daap-sharp
        public static string GenerateHash(int version_major, string url,
                                          int hash_select, int request_id )
        {
            if( _hasht42 == null )
                GenerateTable42();
            if( _hasht45 == null )
                GenerateTable45();

            byte [] hashtable = (version_major == 3) ? _hasht45 : _hasht42;
            BrokenMD5 md5 = new BrokenMD5( (version_major == 3) ? 1 : 0 );
            byte [] hash = new byte[ 32 ];

            byte [] tmp = Encoding.ASCII.GetBytes( url );
            md5.TransformBlock( tmp, 0, tmp.Length, tmp, 0 );
            md5.TransformBlock( _copyright, 0, _copyright.Length, _copyright, 0 );

            if( request_id > 0 && version_major == 3 )
            {
                md5.TransformBlock( hashtable, hash_select * 32, 32,
                                    hashtable, hash_select * 32 );
                tmp = Encoding.ASCII.GetBytes( request_id.ToString() );
                md5.TransformFinalBlock( tmp, 0, tmp.Length );
            }
            else
            {
                md5.TransformFinalBlock( hashtable, hash_select * 32, 32 );
            }

            HashToString( md5.Hash, hash, 0 );

            return Encoding.ASCII.GetString( hash );
        }
예제 #2
0
파일: Hasher.cs 프로젝트: mono/daap-sharp
        private static void GenerateTable42()
        {
            int i;

            _hasht42 = new byte[ 256 * 32 ];

            for( i = 0; i < 256; i++ )
            {
                BrokenMD5 md5 = new BrokenMD5( 0 );

                if( ( i & 0x80 ) != 0 )
                    TransformString( md5, "Accept-Language", false );
                else
                    TransformString( md5, "user-agent", false );

                if( ( i & 0x40 ) != 0 )
                    TransformString( md5, "max-age", false );
                else
                    TransformString( md5, "Authorization", false );

                if( ( i & 0x20 ) != 0 )
                    TransformString( md5, "Client-DAAP-Version", false );
                else
                    TransformString( md5, "Accept-Encoding", false );

                if( ( i & 0x10 ) != 0 )
                    TransformString( md5, "daap.protocolversion", false );
                else
                    TransformString( md5, "daap.songartist", false );

                if( ( i & 0x08 ) != 0 )
                    TransformString( md5, "daap.songcomposer", false );
                else
                    TransformString( md5, "daap.songdatemodified", false );

                if( ( i & 0x04 ) != 0 )
                    TransformString( md5, "daap.songdiscnumber", false );
                else
                    TransformString( md5, "daap.songdisabled", false );

                if( ( i & 0x02 ) != 0 )
                    TransformString( md5, "playlist-item-spec", false );
                else
                    TransformString( md5, "revision-number", false );

                if( ( i & 0x01 ) != 0 )
                    TransformString( md5, "session-id", true );
                else
                    TransformString( md5, "content-codes", true );

                HashToString( md5.Hash, _hasht42, i * 32 );
            }
        }
예제 #3
0
파일: Hasher.cs 프로젝트: mono/daap-sharp
        private static void TransformString( BrokenMD5 md5, string str, bool final )
        {
            byte [] tmp = Encoding.ASCII.GetBytes( str );

            if( final )
                md5.TransformFinalBlock( tmp, 0, tmp.Length );
            else
                md5.TransformBlock( tmp, 0, tmp.Length, tmp, 0 );
        }
예제 #4
0
파일: Hasher.cs 프로젝트: mono/daap-sharp
        private static void GenerateTable45()
        {
            int i;

            _hasht45 = new byte[ 256 * 32 ];

            for( i = 0; i < 256; i++ )
            {
                BrokenMD5 md5 = new BrokenMD5( 1 );

                if( ( i & 0x40 ) != 0 )
                    TransformString( md5, "eqwsdxcqwesdc", false );
                else
                    TransformString( md5, "op[;lm,piojkmn", false );

                if( ( i & 0x20 ) != 0 )
                    TransformString( md5, "876trfvb 34rtgbvc", false );
                else
                    TransformString( md5, "=-0ol.,m3ewrdfv", false );

                if( ( i & 0x10 ) != 0 )
                    TransformString( md5, "87654323e4rgbv ", false );
                else
                    TransformString( md5, "1535753690868867974342659792", false );

                if( ( i & 0x08 ) != 0 )
                    TransformString( md5, "Song Name", false );
                else
                    TransformString( md5, "DAAP-CLIENT-ID:", false );

                if( ( i & 0x04 ) != 0 )
                    TransformString( md5, "111222333444555", false );
                else
                    TransformString( md5, "4089961010", false );

                if( ( i & 0x02 ) != 0 )
                    TransformString( md5, "playlist-item-spec", false );
                else
                    TransformString( md5, "revision-number", false );

                if( ( i & 0x01 ) != 0 )
                    TransformString( md5, "session-id", false );
                else
                    TransformString( md5, "content-codes", false );

                if( ( i & 0x80 ) != 0 )
                    TransformString( md5, "IUYHGFDCXWEDFGHN", true );
                else
                    TransformString( md5, "iuytgfdxwerfghjm", true );

                HashToString( md5.Hash, _hasht45, i * 32 );
            }
        }