diff --git a/src/util.cpp b/src/util.cpp index 766826da4..db45ad162 100644 --- a/src/util.cpp +++ b/src/util.cpp @@ -123,26 +123,24 @@ CTranslationInterface translationInterface; std::atomic logCategories(0); /** Init OpenSSL library multithreading support */ -static CCriticalSection** ppmutexOpenSSL; +static std::unique_ptr ppmutexOpenSSL; void locking_callback(int mode, int i, const char* file, int line) NO_THREAD_SAFETY_ANALYSIS { if (mode & CRYPTO_LOCK) { - ENTER_CRITICAL_SECTION(*ppmutexOpenSSL[i]); + ENTER_CRITICAL_SECTION(ppmutexOpenSSL[i]); } else { - LEAVE_CRITICAL_SECTION(*ppmutexOpenSSL[i]); + LEAVE_CRITICAL_SECTION(ppmutexOpenSSL[i]); } } -// Init +// Singleton for wrapping OpenSSL setup/teardown. class CInit { public: CInit() { // Init OpenSSL library multithreading support - ppmutexOpenSSL = (CCriticalSection**)OPENSSL_malloc(CRYPTO_num_locks() * sizeof(CCriticalSection*)); - for (int i = 0; i < CRYPTO_num_locks(); i++) - ppmutexOpenSSL[i] = new CCriticalSection(); + ppmutexOpenSSL.reset(new CCriticalSection[CRYPTO_num_locks()]); CRYPTO_set_locking_callback(locking_callback); // OpenSSL can optionally load a config file which lists optional loadable modules and engines. @@ -166,9 +164,8 @@ public: RAND_cleanup(); // Shutdown OpenSSL library multithreading support CRYPTO_set_locking_callback(NULL); - for (int i = 0; i < CRYPTO_num_locks(); i++) - delete ppmutexOpenSSL[i]; - OPENSSL_free(ppmutexOpenSSL); + // Clear the set of locks now to maintain symmetry with the constructor. + ppmutexOpenSSL.reset(); } } instance_of_cinit;