diff --git a/src/randomenv.cpp b/src/randomenv.cpp index bfe57dafe5..05be090d93 100644 --- a/src/randomenv.cpp +++ b/src/randomenv.cpp @@ -57,6 +57,9 @@ #include #endif #endif +#ifdef __linux__ +#include +#endif //! Necessary on some platforms extern char** environ; @@ -329,6 +332,28 @@ void RandAddStaticEnv(CSHA512& hasher) // Bitcoin client version hasher << CLIENT_VERSION; +#ifdef __linux__ + // Information available through getauxval() +# ifdef AT_HWCAP + hasher << getauxval(AT_HWCAP); +# endif +# ifdef AT_HWCAP2 + hasher << getauxval(AT_HWCAP2); +# endif +# ifdef AT_RANDOM + const unsigned char* random_aux = (const unsigned char*)getauxval(AT_RANDOM); + if (random_aux) hasher.Write(random_aux, 16); +# endif +# ifdef AT_PLATFORM + const char* platform_str = (const char*)getauxval(AT_PLATFORM); + if (platform_str) hasher.Write((const unsigned char*)platform_str, strlen(platform_str) + 1); +# endif +# ifdef AT_EXECFN + const char* exec_str = (const char*)getauxval(AT_EXECFN); + if (exec_str) hasher.Write((const unsigned char*)exec_str, strlen(exec_str) + 1); +# endif +#endif // __linux__ + #ifdef HAVE_GETCPUID AddAllCPUID(hasher); #endif