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zcash-patched-for-explorer
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Merge pull request #4401 

cf04d83 add OpenSSL RAND_cleanup() on OpenSSL shutdown (Philip Kaufmann)
This commit is contained in:
Wladimir J. van der Laan 2014-07-07 10:32:24 +02:00
parent 642c8e75bc cf04d83624
commit 1132cdbff3
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GPG Key ID: 74810B012346C9A6
1 changed files with 4 additions and 2 deletions
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6
src/util.cpp
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@ -121,15 +121,17 @@ public:
CRYPTO_set_locking_callback(locking_callback); CRYPTO_set_locking_callback(locking_callback);
#ifdef WIN32 #ifdef WIN32
// Seed random number generator with screen scrape and other hardware sources // Seed OpenSSL PRNG with current contents of the screen
RAND_screen(); RAND_screen();
#endif #endif
// Seed random number generator with performance counter // Seed OpenSSL PRNG with performance counter
RandAddSeed(); RandAddSeed();
} }
~CInit() ~CInit()
{ {
// Securely erase the memory used by the PRNG
RAND_cleanup();
// Shutdown OpenSSL library multithreading support // Shutdown OpenSSL library multithreading support
CRYPTO_set_locking_callback(NULL); CRYPTO_set_locking_callback(NULL);
for (int i = 0; i < CRYPTO_num_locks(); i++) for (int i = 0; i < CRYPTO_num_locks(); i++)