diff options
Diffstat (limited to 'src/SimpleRandomizer.cc')
| -rw-r--r-- | src/SimpleRandomizer.cc | 25 |
1 files changed, 2 insertions, 23 deletions
diff --git a/src/SimpleRandomizer.cc b/src/SimpleRandomizer.cc index 539855e5..8a055d66 100644 --- a/src/SimpleRandomizer.cc +++ b/src/SimpleRandomizer.cc @@ -45,12 +45,6 @@ #include "LogFactory.h" #include "fmt.h" -#ifdef HAVE_GETRANDOM_INTERFACE -# include <errno.h> -# include <linux/errno.h> -# include "getrandom_linux.h" -#endif - namespace aria2 { std::unique_ptr<SimpleRandomizer> SimpleRandomizer::randomizer_; @@ -96,22 +90,7 @@ void SimpleRandomizer::getRandomBytes(unsigned char* buf, size_t len) #ifdef __MINGW32__ BOOL r = CryptGenRandom(provider_, len, reinterpret_cast<BYTE*>(buf)); assert(r); -#else // ! __MINGW32__ -# if defined(HAVE_GETRANDOM_INTERFACE) - static bool have_random_support = true; - if (have_random_support) { - auto rv = getrandom_linux(buf, len); - if (rv != -1) { - // getrandom is not supposed to fail, ever, so, we want to assert here. - assert(rv >= 0 && (size_t)rv == len); - return; - } - have_random_support = false; - A2_LOG_INFO("Disabled getrandom support, because kernel does not " - "implement this feature (ENOSYS)"); - } -// Fall through to generic implementation -# endif // defined(HAVE_GETRANDOM_INTERFACE) +#else // ! __MINGW32__ auto ubuf = reinterpret_cast<result_type*>(buf); size_t q = len / sizeof(result_type); auto dis = std::uniform_int_distribution<result_type>(); @@ -121,7 +100,7 @@ void SimpleRandomizer::getRandomBytes(unsigned char* buf, size_t len) const size_t r = len % sizeof(result_type); auto last = dis(gen_); memcpy(ubuf, &last, r); -#endif // ! __MINGW32__ +#endif // ! __MINGW32__ } } // namespace aria2 |