Package org.bouncycastle.crypto.macs

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

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            int extra;
           
            int textLength = getAssociatedTextLength();
            if (textLength < ((1 << 16) - (1 << 8)))
            {
                cMac.update((byte)(textLength >> 8));
                cMac.update((byte)textLength);
               
                extra = 2;
            }
            else // can't go any higher than 2^32
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            int textLength = getAssociatedTextLength();
            if (textLength < ((1 << 16) - (1 << 8)))
            {
                cMac.update((byte)(textLength >> 8));
                cMac.update((byte)textLength);
               
                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)(textLength >> 24));
                cMac.update((byte)(textLength >> 16));
                cMac.update((byte)(textLength >> 8));
                cMac.update((byte)textLength);
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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)(textLength >> 24));
                cMac.update((byte)(textLength >> 16));
                cMac.update((byte)(textLength >> 8));
                cMac.update((byte)textLength);
               
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            }
            else // can't go any higher than 2^32
            {
                cMac.update((byte)0xff);
                cMac.update((byte)0xfe);
                cMac.update((byte)(textLength >> 24));
                cMac.update((byte)(textLength >> 16));
                cMac.update((byte)(textLength >> 8));
                cMac.update((byte)textLength);
               
                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)(textLength >> 24));
                cMac.update((byte)(textLength >> 16));
                cMac.update((byte)(textLength >> 8));
                cMac.update((byte)textLength);
               
                extra = 6;
            }
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            {
                cMac.update((byte)0xff);
                cMac.update((byte)0xfe);
                cMac.update((byte)(textLength >> 24));
                cMac.update((byte)(textLength >> 16));
                cMac.update((byte)(textLength >> 8));
                cMac.update((byte)textLength);
               
                extra = 6;
            }
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                cMac.update((byte)0xff);
                cMac.update((byte)0xfe);
                cMac.update((byte)(textLength >> 24));
                cMac.update((byte)(textLength >> 16));
                cMac.update((byte)(textLength >> 8));
                cMac.update((byte)textLength);
               
                extra = 6;
            }

            if (initialAssociatedText != null)
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                extra = 6;
            }

            if (initialAssociatedText != null)
            {
                cMac.update(initialAssociatedText, 0, initialAssociatedText.length);
            }
            if (associatedText.size() > 0)
            {
                byte[] tmp = associatedText.toByteArray();
                cMac.update(tmp, 0, tmp.length);
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                cMac.update(initialAssociatedText, 0, initialAssociatedText.length);
            }
            if (associatedText.size() > 0)
            {
                byte[] tmp = associatedText.toByteArray();
                cMac.update(tmp, 0, tmp.length);
            }

            extra = (extra + textLength) % 16;
            if (extra != 0)
            {
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