Package org.bouncycastle.crypto
Interface OutputSigner<T extends Parameters>
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- Type Parameters:
T
- the parameters type for the signer.
- All Known Subinterfaces:
OutputSignerUsingSecureRandom<T>
,OutputSignerWithMessageRecovery<T>
- All Known Implementing Classes:
FipsOutputSigner
,FipsOutputSignerUsingSecureRandom
public interface OutputSigner<T extends Parameters>
Base interface for an output signer.
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Method Summary
All Methods Instance Methods Abstract Methods Modifier and Type Method Description T
getParameters()
Return the parameters for this output signer.byte[]
getSignature()
Return the signature calculated on what has been written to the calculator's output stream.int
getSignature(byte[] output, int off)
Output the signature value for what has been written to the signer's output stream.UpdateOutputStream
getSigningStream()
Returns a stream that will accept data for the purpose of calculating a signature.
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Method Detail
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getParameters
T getParameters()
Return the parameters for this output signer.- Returns:
- the signer's parameters.
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getSigningStream
UpdateOutputStream getSigningStream()
Returns a stream that will accept data for the purpose of calculating a signature. Use org.bouncycastle.util.io.TeeOutputStream if you want to accumulate the data on the fly as well.- Returns:
- an UpdateOutputStream
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getSignature
byte[] getSignature() throws PlainInputProcessingException
Return the signature calculated on what has been written to the calculator's output stream.- Returns:
- a signature.
- Throws:
PlainInputProcessingException
- if the input provided cannot be processed.
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getSignature
int getSignature(byte[] output, int off) throws PlainInputProcessingException
Output the signature value for what has been written to the signer's output stream.- Parameters:
output
- output array to write the signature to.off
- offset to start writing the signature at.- Returns:
- the number of bytes output.
- Throws:
PlainInputProcessingException
- if the input provided cannot be processed.
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