7 #include <botan/stateful_rng.h>
8 #include <botan/internal/os_utils.h>
9 #include <botan/loadstor.h>
41 uint8_t additional_input[24] = { 0 };
44 store_le(m_last_pid, additional_input + 16);
52 std::chrono::milliseconds poll_timeout)
61 return bits_collected;
78 const bool fork_detected = (m_last_pid > 0) && (cur_pid != m_last_pid);
100 throw Exception(
"Detected use of fork but cannot reseed DRBG");
108 m_reseed_counter += 1;
void randomize_with_ts_input(uint8_t output[], size_t output_len) overridefinal
virtual void add_entropy(const uint8_t input[], size_t length)=0
virtual void randomize_with_input(uint8_t output[], size_t output_len, const uint8_t input[], size_t input_len)
uint32_t BOTAN_DLL get_process_id()
virtual size_t security_level() const =0
#define BOTAN_ASSERT(expr, assertion_made)
void reseed_from_rng(RandomNumberGenerator &rng, size_t poll_bits=BOTAN_RNG_RESEED_POLL_BITS) overridefinal
virtual size_t reseed(Entropy_Sources &srcs, size_t poll_bits=BOTAN_RNG_RESEED_POLL_BITS, std::chrono::milliseconds poll_timeout=BOTAN_RNG_RESEED_DEFAULT_TIMEOUT)
virtual std::string name() const =0
uint64_t BOTAN_DLL get_system_timestamp_ns()
bool is_seeded() const overridefinal
virtual void reseed_from_rng(RandomNumberGenerator &rng, size_t poll_bits=BOTAN_RNG_RESEED_POLL_BITS)
void initialize_with(const uint8_t input[], size_t length)
size_t reseed(Entropy_Sources &srcs, size_t poll_bits=BOTAN_RNG_RESEED_POLL_BITS, std::chrono::milliseconds poll_timeout=BOTAN_RNG_RESEED_DEFAULT_TIMEOUT) override
void store_le(uint16_t in, uint8_t out[2])
uint64_t BOTAN_DLL get_high_resolution_clock()