Package org.bouncycastle.crypto.macs

Examples of org.bouncycastle.crypto.macs.CBCBlockCipherMac.update()

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            b0[b0.length - count] = (byte)(q & 0xff);
            q >>>= 8;
            count++;
        }
       
        cMac.update(b0, 0, b0.length);
       
        //
        // process associated text
        //
        if (hasAssociatedText())
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        {
            int extra;
           
            if (associatedText.length < ((1 << 16) - (1 << 8)))
            {
                cMac.update((byte)(associatedText.length >> 8));
                cMac.update((byte)associatedText.length);
               
                extra = 2;
            }
            else // can't go any higher than 2^32
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            int extra;
           
            if (associatedText.length < ((1 << 16) - (1 << 8)))
            {
                cMac.update((byte)(associatedText.length >> 8));
                cMac.update((byte)associatedText.length);
               
                extra = 2;
            }
            else // can't go any higher than 2^32
            {
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                extra = 2;
            }
            else // can't go any higher than 2^32
            {
                cMac.update((byte)0xff);
                cMac.update((byte)0xfe);
                cMac.update((byte)(associatedText.length >> 24));
                cMac.update((byte)(associatedText.length >> 16));
                cMac.update((byte)(associatedText.length >> 8));
                cMac.update((byte)associatedText.length);
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                extra = 2;
            }
            else // can't go any higher than 2^32
            {
                cMac.update((byte)0xff);
                cMac.update((byte)0xfe);
                cMac.update((byte)(associatedText.length >> 24));
                cMac.update((byte)(associatedText.length >> 16));
                cMac.update((byte)(associatedText.length >> 8));
                cMac.update((byte)associatedText.length);
               
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            }
            else // can't go any higher than 2^32
            {
                cMac.update((byte)0xff);
                cMac.update((byte)0xfe);
                cMac.update((byte)(associatedText.length >> 24));
                cMac.update((byte)(associatedText.length >> 16));
                cMac.update((byte)(associatedText.length >> 8));
                cMac.update((byte)associatedText.length);
               
                extra = 6;
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            else // can't go any higher than 2^32
            {
                cMac.update((byte)0xff);
                cMac.update((byte)0xfe);
                cMac.update((byte)(associatedText.length >> 24));
                cMac.update((byte)(associatedText.length >> 16));
                cMac.update((byte)(associatedText.length >> 8));
                cMac.update((byte)associatedText.length);
               
                extra = 6;
            }
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            {
                cMac.update((byte)0xff);
                cMac.update((byte)0xfe);
                cMac.update((byte)(associatedText.length >> 24));
                cMac.update((byte)(associatedText.length >> 16));
                cMac.update((byte)(associatedText.length >> 8));
                cMac.update((byte)associatedText.length);
               
                extra = 6;
            }
           
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                cMac.update((byte)0xff);
                cMac.update((byte)0xfe);
                cMac.update((byte)(associatedText.length >> 24));
                cMac.update((byte)(associatedText.length >> 16));
                cMac.update((byte)(associatedText.length >> 8));
                cMac.update((byte)associatedText.length);
               
                extra = 6;
            }
           
            cMac.update(associatedText, 0, associatedText.length);
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                cMac.update((byte)associatedText.length);
               
                extra = 6;
            }
           
            cMac.update(associatedText, 0, associatedText.length);
           
            extra = (extra + associatedText.length) % 16;
            if (extra != 0)
            {
                for (int i = 0; i != 16 - extra; i++)
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