Package org.bouncycastle.crypto.prng
Interface RandomGenerator
- All Known Implementing Classes:
DigestRandomGenerator
,ReversedWindowGenerator
,VMPCRandomGenerator
public interface RandomGenerator
Generic interface for objects generating random bytes.
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Method Summary
Modifier and TypeMethodDescriptionvoid
addSeedMaterial
(byte[] seed) Add more seed material to the generator.void
addSeedMaterial
(long seed) Add more seed material to the generator.void
nextBytes
(byte[] bytes) Fill bytes with random values.void
nextBytes
(byte[] bytes, int start, int len) Fill part of bytes with random values.
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Method Details
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addSeedMaterial
void addSeedMaterial(byte[] seed) Add more seed material to the generator.- Parameters:
seed
- a byte array to be mixed into the generator's state.
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addSeedMaterial
void addSeedMaterial(long seed) Add more seed material to the generator.- Parameters:
seed
- a long value to be mixed into the generator's state.
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nextBytes
void nextBytes(byte[] bytes) Fill bytes with random values.- Parameters:
bytes
- byte array to be filled.
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nextBytes
void nextBytes(byte[] bytes, int start, int len) Fill part of bytes with random values.- Parameters:
bytes
- byte array to be filled.start
- index to start filling at.len
- length of segment to fill.
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