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More API cleanups to RNG

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This commit is contained in:
Rhys Weatherley 2015-03-26 16:56:01 +10:00
parent 067e8ac177
commit ed59231db3
2 changed files with 3 additions and 18 deletions
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20
libraries/Crypto/RNG.cpp
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@ -194,9 +194,8 @@ RNGClass::~RNGClass()
* seed from and to save new seeds when save() is called. There must be * seed from and to save new seeds when save() is called. There must be
* at least SEED_SIZE (49) bytes of EEPROM space available at the address. * at least SEED_SIZE (49) bytes of EEPROM space available at the address.
* *
* This function should be followed by calls to stir() to mix in * This function should be followed by calls to addNoiseSource() to
* additional entropy data from noise sources to initialize the random * register the application's noise sources.
* number generator properly.
* *
* \sa addNoiseSource(), stir(), save() * \sa addNoiseSource(), stir(), save()
*/ */
@ -447,18 +446,6 @@ void RNGClass::stir(const uint8_t *data, size_t len, unsigned int credit)
} }
} }
/**
* \brief Stirs in data from a noise source into the random pool.
*
* \param source The noise source to obtain entropy data from.
*
* \sa save(), NoiseSource::stir()
*/
void RNGClass::stir(NoiseSource &source)
{
source.stir();
}
/** /**
* \brief Saves the random seed to EEPROM. * \brief Saves the random seed to EEPROM.
* *
@ -523,8 +510,7 @@ void RNGClass::loop()
* if the device is captured, sold, or otherwise compromised. * if the device is captured, sold, or otherwise compromised.
* *
* After this function is called, begin() must be called again to * After this function is called, begin() must be called again to
* re-initialize the random number generator, followed by stir() to * re-initialize the random number generator.
* add in new entropy from system noise sources.
* *
* \note The rand() and save() functions take some care to manage the * \note The rand() and save() functions take some care to manage the
* random number pool in a way that makes prediction of past outputs from a * random number pool in a way that makes prediction of past outputs from a

1
libraries/Crypto/RNG.h
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@ -43,7 +43,6 @@ public:
bool available(size_t len) const; bool available(size_t len) const;
void stir(const uint8_t *data, size_t len, unsigned int credit = 0); void stir(const uint8_t *data, size_t len, unsigned int credit = 0);
void stir(NoiseSource &source);
void save(); void save();