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Use secure allocator for RNG state

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This commit is contained in:
Pieter Wuille
2019-01-10 18:34:17 -08:00
parent cddb31bb0a
commit f2e60ca985
1 changed files with 4 additions and 2 deletions
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6
src/random.cpp
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@@ -19,6 +19,8 @@
#include <chrono> #include <chrono>
#include <thread> #include <thread>
#include <support/allocators/secure.h>
#ifndef WIN32 #ifndef WIN32
#include <fcntl.h> #include <fcntl.h>
#include <sys/time.h> #include <sys/time.h>
@@ -351,8 +353,8 @@ RNGState& GetRNGState() noexcept
{ {
// This C++11 idiom relies on the guarantee that static variable are initialized // This C++11 idiom relies on the guarantee that static variable are initialized
// on first call, even when multiple parallel calls are permitted. // on first call, even when multiple parallel calls are permitted.
static std::unique_ptr<RNGState> g_rng{new RNGState()}; static std::vector<RNGState, secure_allocator<RNGState>> g_rng(1);
return *g_rng; return g_rng[0];
} }
} }