Package org.bouncycastle.crypto.prng

Examples of org.bouncycastle.crypto.prng.DigestRandomGenerator.nextBytes()

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        // seed PRNG with r'
        sr0.addSeedMaterial(rBytes);

        // generate random c2
        byte[] c2 = new byte[input.length];
        sr0.nextBytes(c2);

        // XOR with input
        for (int i = 0; i < input.length; i++)
        {
            c2[i] ^= input[i];
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        // seed PRNG with r'
        sr0.addSeedMaterial(r);

        // generate random sequence ...
        byte[] c1 = new byte[c1Len];
        sr0.nextBytes(c1);

        // ... and XOR with (m||const) to obtain c1
        for (int i = c1Len - 1; i >= 0; i--)
        {
            c1[i] ^= mConst[i];
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        // seed PRNG with r'
        sr0.addSeedMaterial(rPrime);

        // generate random sequence R(r') ...
        byte[] mConstPrime = new byte[c1Len];
        sr0.nextBytes(mConstPrime);

        // ... and XOR with c1 to obtain (m||const')
        for (int i = c1Len - 1; i >= 0; i--)
        {
            mConstPrime[i] ^= c1[i];
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        // seed PRNG with r'
        sr0.addSeedMaterial(rBytes);

        // generate random sequence
        byte[] mBytes = new byte[c2Len];
        sr0.nextBytes(mBytes);

        // XOR with c2 to obtain m
        for (int i = 0; i < c2Len; i++)
        {
            mBytes[i] ^= c2[i];
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        // seed PRNG with r'
        sr0.addSeedMaterial(rPrimeBytes);

        // generate random c2
        byte[] c2 = new byte[input.length + kDiv8];
        sr0.nextBytes(c2);

        // XOR with input
        for (int i = 0; i < input.length; i++)
        {
            c2[i] ^= input[i];
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        // seed PRNG with r'
        sr0.addSeedMaterial(rPrimeBytes);

        // generate random sequence
        byte[] mrBytes = new byte[c2Len];
        sr0.nextBytes(mrBytes);

        // XOR with c2 to obtain (m||r)
        for (int i = 0; i < c2Len; i++)
        {
            mrBytes[i] ^= c2[i];
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