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doc: minor corrections in random.cpp

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This should have been part of #17151.
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fanquake 2019-10-26 08:05:59 -04:00 • committed by Pieter Wuille
parent 270616228b
commit b51bae1a5a
2 changed files with 3 additions and 4 deletions
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6
src/random.cpp
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@ -11,8 +11,8 @@
#include <compat.h> // for Windows API #include <compat.h> // for Windows API
#include <wincrypt.h> #include <wincrypt.h>
#endif #endif
#include <logging.h> // for LogPrint() #include <logging.h> // for LogPrintf()
#include <sync.h> // for WAIT_LOCK #include <sync.h> // for Mutex
#include <util/time.h> // for GetTime() #include <util/time.h> // for GetTime()
#include <stdlib.h> #include <stdlib.h>
@ -716,7 +716,7 @@ bool Random_SanityCheck()
uint64_t start = GetPerformanceCounter(); uint64_t start = GetPerformanceCounter();
/* This does not measure the quality of randomness, but it does test that /* This does not measure the quality of randomness, but it does test that
* OSRandom() overwrites all 32 bytes of the output given a maximum * GetOSRand() overwrites all 32 bytes of the output given a maximum
* number of tries. * number of tries.
*/ */
static const ssize_t MAX_TRIES = 1024; static const ssize_t MAX_TRIES = 1024;

1
src/random.h
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@ -52,7 +52,6 @@
* sources used in the 'slow' seeder are included, but also: * sources used in the 'slow' seeder are included, but also:
* - 256 bits from the hardware RNG (rdseed or rdrand) when available. * - 256 bits from the hardware RNG (rdseed or rdrand) when available.
* - (On Windows) Performance monitoring data from the OS. * - (On Windows) Performance monitoring data from the OS.
* - (On Windows) Through OpenSSL, the screen contents.
* - Strengthen the entropy for 100 ms using repeated SHA512. * - Strengthen the entropy for 100 ms using repeated SHA512.
* *
* When mixing in new entropy, H = SHA512(entropy || old_rng_state) is computed, and * When mixing in new entropy, H = SHA512(entropy || old_rng_state) is computed, and