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-rw-r--r--src/test/fuzz/bip324.cpp8
-rw-r--r--src/test/fuzz/bitset.cpp14
-rw-r--r--src/test/fuzz/crypto_chacha20.cpp22
-rw-r--r--src/test/fuzz/p2p_transport_serialization.cpp16
-rw-r--r--src/test/fuzz/poolresource.cpp35
-rw-r--r--src/test/fuzz/vecdeque.cpp20
-rw-r--r--src/test/random_tests.cpp4
7 files changed, 37 insertions, 82 deletions
diff --git a/src/test/fuzz/bip324.cpp b/src/test/fuzz/bip324.cpp
index 0619916819..9892e7a81c 100644
--- a/src/test/fuzz/bip324.cpp
+++ b/src/test/fuzz/bip324.cpp
@@ -56,7 +56,7 @@ FUZZ_TARGET(bip324_cipher_roundtrip, .init=Initialize)
// (potentially buggy) edge cases triggered by specific values of contents/AAD, so we can avoid
// reading the actual data for those from the fuzzer input (which would need large amounts of
// data).
- XoRoShiRo128PlusPlus rng(provider.ConsumeIntegral<uint64_t>());
+ InsecureRandomContext rng(provider.ConsumeIntegral<uint64_t>());
// Compare session IDs and garbage terminators.
assert(initiator.GetSessionID() == responder.GetSessionID());
@@ -79,10 +79,8 @@ FUZZ_TARGET(bip324_cipher_roundtrip, .init=Initialize)
unsigned length_bits = 2 * ((mode >> 5) & 7);
unsigned length = provider.ConsumeIntegralInRange<unsigned>(0, (1 << length_bits) - 1);
// Generate aad and content.
- std::vector<std::byte> aad(aad_length);
- for (auto& val : aad) val = std::byte{(uint8_t)rng()};
- std::vector<std::byte> contents(length);
- for (auto& val : contents) val = std::byte{(uint8_t)rng()};
+ auto aad = rng.randbytes<std::byte>(aad_length);
+ auto contents = rng.randbytes<std::byte>(length);
// Pick sides.
auto& sender{from_init ? initiator : responder};
diff --git a/src/test/fuzz/bitset.cpp b/src/test/fuzz/bitset.cpp
index cc3ed30f62..ce6be0499c 100644
--- a/src/test/fuzz/bitset.cpp
+++ b/src/test/fuzz/bitset.cpp
@@ -29,7 +29,7 @@ void TestType(FuzzBufferType buffer)
* bitsets and their simulations do not matter for the purpose of detecting edge cases, thus
* these are taken from a deterministically-seeded RNG instead. To provide some level of
* variation however, pick the seed based on the buffer size and size of the chosen bitset. */
- XoRoShiRo128PlusPlus rng(buffer.size() + 0x10000 * S::Size());
+ InsecureRandomContext rng(buffer.size() + 0x10000 * S::Size());
using Sim = std::bitset<S::Size()>;
// Up to 4 real BitSets (initially 2).
@@ -124,7 +124,7 @@ void TestType(FuzzBufferType buffer)
sim[dest].reset();
real[dest] = S{};
for (unsigned i = 0; i < S::Size(); ++i) {
- if (rng() & 1) {
+ if (rng.randbool()) {
sim[dest][i] = true;
real[dest].Set(i);
}
@@ -132,9 +132,9 @@ void TestType(FuzzBufferType buffer)
break;
} else if (dest < sim.size() && command-- == 0) {
/* Assign initializer list. */
- unsigned r1 = rng() % S::Size();
- unsigned r2 = rng() % S::Size();
- unsigned r3 = rng() % S::Size();
+ unsigned r1 = rng.randrange(S::Size());
+ unsigned r2 = rng.randrange(S::Size());
+ unsigned r3 = rng.randrange(S::Size());
compare_fn(dest);
sim[dest].reset();
real[dest] = {r1, r2, r3};
@@ -166,8 +166,8 @@ void TestType(FuzzBufferType buffer)
break;
} else if (sim.size() < 4 && command-- == 0) {
/* Construct with initializer list. */
- unsigned r1 = rng() % S::Size();
- unsigned r2 = rng() % S::Size();
+ unsigned r1 = rng.randrange(S::Size());
+ unsigned r2 = rng.randrange(S::Size());
sim.emplace_back();
sim.back().set(r1);
sim.back().set(r2);
diff --git a/src/test/fuzz/crypto_chacha20.cpp b/src/test/fuzz/crypto_chacha20.cpp
index ff3d463ca5..d115a2b7e1 100644
--- a/src/test/fuzz/crypto_chacha20.cpp
+++ b/src/test/fuzz/crypto_chacha20.cpp
@@ -53,7 +53,7 @@ namespace
once for a large block at once, and then the same data in chunks, comparing
the outcome.
- If UseCrypt, seeded Xoroshiro128++ output is used as input to Crypt().
+ If UseCrypt, seeded InsecureRandomContext output is used as input to Crypt().
If not, Keystream() is used directly, or sequences of 0x00 are encrypted.
*/
template<bool UseCrypt>
@@ -78,25 +78,11 @@ void ChaCha20SplitFuzz(FuzzedDataProvider& provider)
data1.resize(total_bytes);
data2.resize(total_bytes);
- // If using Crypt(), initialize data1 and data2 with the same Xoroshiro128++ based
+ // If using Crypt(), initialize data1 and data2 with the same InsecureRandomContext based
// stream.
if constexpr (UseCrypt) {
- uint64_t seed = provider.ConsumeIntegral<uint64_t>();
- XoRoShiRo128PlusPlus rng(seed);
- uint64_t bytes = 0;
- while (bytes < (total_bytes & ~uint64_t{7})) {
- uint64_t val = rng();
- WriteLE64(UCharCast(data1.data() + bytes), val);
- WriteLE64(UCharCast(data2.data() + bytes), val);
- bytes += 8;
- }
- if (bytes < total_bytes) {
- std::byte valbytes[8];
- uint64_t val = rng();
- WriteLE64(UCharCast(valbytes), val);
- std::copy(valbytes, valbytes + (total_bytes - bytes), data1.data() + bytes);
- std::copy(valbytes, valbytes + (total_bytes - bytes), data2.data() + bytes);
- }
+ InsecureRandomContext(provider.ConsumeIntegral<uint64_t>()).fillrand(data1);
+ std::copy(data1.begin(), data1.end(), data2.begin());
}
// Whether UseCrypt is used or not, the two byte arrays must match.
diff --git a/src/test/fuzz/p2p_transport_serialization.cpp b/src/test/fuzz/p2p_transport_serialization.cpp
index 5a26fb86ce..93f77b6e5b 100644
--- a/src/test/fuzz/p2p_transport_serialization.cpp
+++ b/src/test/fuzz/p2p_transport_serialization.cpp
@@ -103,7 +103,7 @@ FUZZ_TARGET(p2p_transport_serialization, .init = initialize_p2p_transport_serial
namespace {
-template<typename R>
+template<RandomNumberGenerator R>
void SimulationTest(Transport& initiator, Transport& responder, R& rng, FuzzedDataProvider& provider)
{
// Simulation test with two Transport objects, which send messages to each other, with
@@ -164,8 +164,7 @@ void SimulationTest(Transport& initiator, Transport& responder, R& rng, FuzzedDa
// Determine size of message to send (limited to 75 kB for performance reasons).
size_t size = provider.ConsumeIntegralInRange<uint32_t>(0, 75000);
// Get payload of message from RNG.
- msg.data.resize(size);
- for (auto& v : msg.data) v = uint8_t(rng());
+ msg.data = rng.randbytes(size);
// Return.
return msg;
};
@@ -336,7 +335,7 @@ std::unique_ptr<Transport> MakeV1Transport(NodeId nodeid) noexcept
return std::make_unique<V1Transport>(nodeid);
}
-template<typename RNG>
+template<RandomNumberGenerator RNG>
std::unique_ptr<Transport> MakeV2Transport(NodeId nodeid, bool initiator, RNG& rng, FuzzedDataProvider& provider)
{
// Retrieve key
@@ -352,8 +351,7 @@ std::unique_ptr<Transport> MakeV2Transport(NodeId nodeid, bool initiator, RNG& r
} else {
// If it's longer, generate it from the RNG. This avoids having large amounts of
// (hopefully) irrelevant data needing to be stored in the fuzzer data.
- garb.resize(garb_len);
- for (auto& v : garb) v = uint8_t(rng());
+ garb = rng.randbytes(garb_len);
}
// Retrieve entropy
auto ent = provider.ConsumeBytes<std::byte>(32);
@@ -377,7 +375,7 @@ FUZZ_TARGET(p2p_transport_bidirectional, .init = initialize_p2p_transport_serial
{
// Test with two V1 transports talking to each other.
FuzzedDataProvider provider{buffer.data(), buffer.size()};
- XoRoShiRo128PlusPlus rng(provider.ConsumeIntegral<uint64_t>());
+ InsecureRandomContext rng(provider.ConsumeIntegral<uint64_t>());
auto t1 = MakeV1Transport(NodeId{0});
auto t2 = MakeV1Transport(NodeId{1});
if (!t1 || !t2) return;
@@ -388,7 +386,7 @@ FUZZ_TARGET(p2p_transport_bidirectional_v2, .init = initialize_p2p_transport_ser
{
// Test with two V2 transports talking to each other.
FuzzedDataProvider provider{buffer.data(), buffer.size()};
- XoRoShiRo128PlusPlus rng(provider.ConsumeIntegral<uint64_t>());
+ InsecureRandomContext rng(provider.ConsumeIntegral<uint64_t>());
auto t1 = MakeV2Transport(NodeId{0}, true, rng, provider);
auto t2 = MakeV2Transport(NodeId{1}, false, rng, provider);
if (!t1 || !t2) return;
@@ -399,7 +397,7 @@ FUZZ_TARGET(p2p_transport_bidirectional_v1v2, .init = initialize_p2p_transport_s
{
// Test with a V1 initiator talking to a V2 responder.
FuzzedDataProvider provider{buffer.data(), buffer.size()};
- XoRoShiRo128PlusPlus rng(provider.ConsumeIntegral<uint64_t>());
+ InsecureRandomContext rng(provider.ConsumeIntegral<uint64_t>());
auto t1 = MakeV1Transport(NodeId{0});
auto t2 = MakeV2Transport(NodeId{1}, false, rng, provider);
if (!t1 || !t2) return;
diff --git a/src/test/fuzz/poolresource.cpp b/src/test/fuzz/poolresource.cpp
index a3e48994c9..28bf7175c0 100644
--- a/src/test/fuzz/poolresource.cpp
+++ b/src/test/fuzz/poolresource.cpp
@@ -71,41 +71,14 @@ public:
void RandomContentFill(Entry& entry)
{
- XoRoShiRo128PlusPlus rng(entry.seed);
- auto ptr = entry.span.data();
- auto size = entry.span.size();
-
- while (size >= 8) {
- auto r = rng();
- std::memcpy(ptr, &r, 8);
- size -= 8;
- ptr += 8;
- }
- if (size > 0) {
- auto r = rng();
- std::memcpy(ptr, &r, size);
- }
+ InsecureRandomContext(entry.seed).fillrand(entry.span);
}
void RandomContentCheck(const Entry& entry)
{
- XoRoShiRo128PlusPlus rng(entry.seed);
- auto ptr = entry.span.data();
- auto size = entry.span.size();
-
- std::byte buf[8];
- while (size >= 8) {
- auto r = rng();
- std::memcpy(buf, &r, 8);
- assert(std::memcmp(buf, ptr, 8) == 0);
- size -= 8;
- ptr += 8;
- }
- if (size > 0) {
- auto r = rng();
- std::memcpy(buf, &r, size);
- assert(std::memcmp(buf, ptr, size) == 0);
- }
+ std::vector<std::byte> expect(entry.span.size());
+ InsecureRandomContext(entry.seed).fillrand(expect);
+ assert(entry.span == expect);
}
void Deallocate(const Entry& entry)
diff --git a/src/test/fuzz/vecdeque.cpp b/src/test/fuzz/vecdeque.cpp
index d94e6d895a..3bb858ee8a 100644
--- a/src/test/fuzz/vecdeque.cpp
+++ b/src/test/fuzz/vecdeque.cpp
@@ -28,7 +28,7 @@ void TestType(Span<const uint8_t> buffer, uint64_t rng_tweak)
{
FuzzedDataProvider provider(buffer.data(), buffer.size());
// Local RNG, only used for the seeds to initialize T objects with.
- XoRoShiRo128PlusPlus rng(provider.ConsumeIntegral<uint64_t>() ^ rng_tweak);
+ InsecureRandomContext rng(provider.ConsumeIntegral<uint64_t>() ^ rng_tweak);
// Real circular buffers.
std::vector<VecDeque<T>> real;
@@ -175,7 +175,7 @@ void TestType(Span<const uint8_t> buffer, uint64_t rng_tweak)
}
if (existing_buffer_non_full && command-- == 0) {
/* push_back() (copying) */
- tmp = T(rng());
+ tmp = T(rng.rand64());
size_t old_size = real[idx].size();
size_t old_cap = real[idx].capacity();
real[idx].push_back(*tmp);
@@ -191,7 +191,7 @@ void TestType(Span<const uint8_t> buffer, uint64_t rng_tweak)
}
if (existing_buffer_non_full && command-- == 0) {
/* push_back() (moving) */
- tmp = T(rng());
+ tmp = T(rng.rand64());
size_t old_size = real[idx].size();
size_t old_cap = real[idx].capacity();
sim[idx].push_back(*tmp);
@@ -207,7 +207,7 @@ void TestType(Span<const uint8_t> buffer, uint64_t rng_tweak)
}
if (existing_buffer_non_full && command-- == 0) {
/* emplace_back() */
- uint64_t seed{rng()};
+ uint64_t seed{rng.rand64()};
size_t old_size = real[idx].size();
size_t old_cap = real[idx].capacity();
sim[idx].emplace_back(seed);
@@ -223,7 +223,7 @@ void TestType(Span<const uint8_t> buffer, uint64_t rng_tweak)
}
if (existing_buffer_non_full && command-- == 0) {
/* push_front() (copying) */
- tmp = T(rng());
+ tmp = T(rng.rand64());
size_t old_size = real[idx].size();
size_t old_cap = real[idx].capacity();
real[idx].push_front(*tmp);
@@ -239,7 +239,7 @@ void TestType(Span<const uint8_t> buffer, uint64_t rng_tweak)
}
if (existing_buffer_non_full && command-- == 0) {
/* push_front() (moving) */
- tmp = T(rng());
+ tmp = T(rng.rand64());
size_t old_size = real[idx].size();
size_t old_cap = real[idx].capacity();
sim[idx].push_front(*tmp);
@@ -255,7 +255,7 @@ void TestType(Span<const uint8_t> buffer, uint64_t rng_tweak)
}
if (existing_buffer_non_full && command-- == 0) {
/* emplace_front() */
- uint64_t seed{rng()};
+ uint64_t seed{rng.rand64()};
size_t old_size = real[idx].size();
size_t old_cap = real[idx].capacity();
sim[idx].emplace_front(seed);
@@ -271,7 +271,7 @@ void TestType(Span<const uint8_t> buffer, uint64_t rng_tweak)
}
if (existing_buffer_non_empty && command-- == 0) {
/* front() [modifying] */
- tmp = T(rng());
+ tmp = T(rng.rand64());
size_t old_size = real[idx].size();
assert(sim[idx].front() == real[idx].front());
sim[idx].front() = *tmp;
@@ -281,7 +281,7 @@ void TestType(Span<const uint8_t> buffer, uint64_t rng_tweak)
}
if (existing_buffer_non_empty && command-- == 0) {
/* back() [modifying] */
- tmp = T(rng());
+ tmp = T(rng.rand64());
size_t old_size = real[idx].size();
assert(sim[idx].back() == real[idx].back());
sim[idx].back() = *tmp;
@@ -291,7 +291,7 @@ void TestType(Span<const uint8_t> buffer, uint64_t rng_tweak)
}
if (existing_buffer_non_empty && command-- == 0) {
/* operator[] [modifying] */
- tmp = T(rng());
+ tmp = T(rng.rand64());
size_t pos = provider.ConsumeIntegralInRange<size_t>(0, sim[idx].size() - 1);
size_t old_size = real[idx].size();
assert(sim[idx][pos] == real[idx][pos]);
diff --git a/src/test/random_tests.cpp b/src/test/random_tests.cpp
index 09425c7cd7..8392a2bc5d 100644
--- a/src/test/random_tests.cpp
+++ b/src/test/random_tests.cpp
@@ -222,14 +222,14 @@ BOOST_AUTO_TEST_CASE(shuffle_stat_test)
BOOST_AUTO_TEST_CASE(xoroshiro128plusplus_reference_values)
{
// numbers generated from reference implementation
- XoRoShiRo128PlusPlus rng(0);
+ InsecureRandomContext rng(0);
BOOST_TEST(0x6f68e1e7e2646ee1 == rng());
BOOST_TEST(0xbf971b7f454094ad == rng());
BOOST_TEST(0x48f2de556f30de38 == rng());
BOOST_TEST(0x6ea7c59f89bbfc75 == rng());
// seed with a random number
- rng = XoRoShiRo128PlusPlus(0x1a26f3fa8546b47a);
+ rng = InsecureRandomContext(0x1a26f3fa8546b47a);
BOOST_TEST(0xc8dc5e08d844ac7d == rng());
BOOST_TEST(0x5b5f1f6d499dad1b == rng());
BOOST_TEST(0xbeb0031f93313d6f == rng());
generated by cgit v1.2.3 (git 2.26.2) at 2024-10-16 18:57:25 +0000