diff options
author | David Hook <dgh@cryptoworkshop.com> | 2013-05-31 11:07:45 +0400 |
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committer | David Hook <dgh@cryptoworkshop.com> | 2013-05-31 11:07:45 +0400 |
commit | 2b976f5364cfdbc37d3086019d93483c983eb80b (patch) | |
tree | cb846af3fd1d43f9c2562a1fb2d06b997ad8f229 /core/src/main/java/org/bouncycastle/crypto/params/RSAKeyGenerationParameters.java | |
parent | 5f714bd92fbd780d22406f4bc3681be005f6f04a (diff) |
initial reshuffle
Diffstat (limited to 'core/src/main/java/org/bouncycastle/crypto/params/RSAKeyGenerationParameters.java')
-rw-r--r-- | core/src/main/java/org/bouncycastle/crypto/params/RSAKeyGenerationParameters.java | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/core/src/main/java/org/bouncycastle/crypto/params/RSAKeyGenerationParameters.java b/core/src/main/java/org/bouncycastle/crypto/params/RSAKeyGenerationParameters.java new file mode 100644 index 00000000..38b55fcd --- /dev/null +++ b/core/src/main/java/org/bouncycastle/crypto/params/RSAKeyGenerationParameters.java @@ -0,0 +1,48 @@ +package org.bouncycastle.crypto.params; + +import java.math.BigInteger; +import java.security.SecureRandom; + +import org.bouncycastle.crypto.KeyGenerationParameters; + +public class RSAKeyGenerationParameters + extends KeyGenerationParameters +{ + private BigInteger publicExponent; + private int certainty; + + public RSAKeyGenerationParameters( + BigInteger publicExponent, + SecureRandom random, + int strength, + int certainty) + { + super(random, strength); + + if (strength < 12) + { + throw new IllegalArgumentException("key strength too small"); + } + + // + // public exponent cannot be even + // + if (!publicExponent.testBit(0)) + { + throw new IllegalArgumentException("public exponent cannot be even"); + } + + this.publicExponent = publicExponent; + this.certainty = certainty; + } + + public BigInteger getPublicExponent() + { + return publicExponent; + } + + public int getCertainty() + { + return certainty; + } +} |