diff options
Diffstat (limited to 'src/test')
| -rw-r--r-- | src/test/fuzz/addrdb.cpp | 43 | ||||
| -rw-r--r-- | src/test/fuzz/net_permissions.cpp | 51 | ||||
| -rw-r--r-- | src/test/fuzz/timedata.cpp | 29 |
3 files changed, 123 insertions, 0 deletions
diff --git a/src/test/fuzz/addrdb.cpp b/src/test/fuzz/addrdb.cpp new file mode 100644 index 0000000000..f21ff3fac3 --- /dev/null +++ b/src/test/fuzz/addrdb.cpp @@ -0,0 +1,43 @@ +// Copyright (c) 2020 The Bitcoin Core developers +// Distributed under the MIT software license, see the accompanying +// file COPYING or http://www.opensource.org/licenses/mit-license.php. + +#include <addrdb.h> +#include <optional.h> +#include <test/fuzz/FuzzedDataProvider.h> +#include <test/fuzz/fuzz.h> +#include <test/fuzz/util.h> + +#include <cassert> +#include <cstdint> +#include <string> +#include <vector> + +void test_one_input(const std::vector<uint8_t>& buffer) +{ + FuzzedDataProvider fuzzed_data_provider(buffer.data(), buffer.size()); + + const CBanEntry ban_entry = [&] { + switch (fuzzed_data_provider.ConsumeIntegralInRange<int>(0, 3)) { + case 0: + return CBanEntry{fuzzed_data_provider.ConsumeIntegral<int64_t>()}; + break; + case 1: + return CBanEntry{fuzzed_data_provider.ConsumeIntegral<int64_t>(), fuzzed_data_provider.PickValueInArray<BanReason>({ + BanReason::BanReasonUnknown, + BanReason::BanReasonNodeMisbehaving, + BanReason::BanReasonManuallyAdded, + })}; + break; + case 2: { + const Optional<CBanEntry> ban_entry = ConsumeDeserializable<CBanEntry>(fuzzed_data_provider); + if (ban_entry) { + return *ban_entry; + } + break; + } + } + return CBanEntry{}; + }(); + assert(!ban_entry.banReasonToString().empty()); +} diff --git a/src/test/fuzz/net_permissions.cpp b/src/test/fuzz/net_permissions.cpp new file mode 100644 index 0000000000..bfc5d21427 --- /dev/null +++ b/src/test/fuzz/net_permissions.cpp @@ -0,0 +1,51 @@ +// Copyright (c) 2020 The Bitcoin Core developers +// Distributed under the MIT software license, see the accompanying +// file COPYING or http://www.opensource.org/licenses/mit-license.php. + +#include <net_permissions.h> +#include <optional.h> +#include <test/fuzz/FuzzedDataProvider.h> +#include <test/fuzz/fuzz.h> +#include <test/fuzz/util.h> + +#include <cassert> +#include <cstdint> +#include <string> +#include <vector> + +void test_one_input(const std::vector<uint8_t>& buffer) +{ + FuzzedDataProvider fuzzed_data_provider(buffer.data(), buffer.size()); + const std::string s = fuzzed_data_provider.ConsumeRandomLengthString(32); + const NetPermissionFlags net_permission_flags = fuzzed_data_provider.ConsumeBool() ? fuzzed_data_provider.PickValueInArray<NetPermissionFlags>({ + NetPermissionFlags::PF_NONE, + NetPermissionFlags::PF_BLOOMFILTER, + NetPermissionFlags::PF_RELAY, + NetPermissionFlags::PF_FORCERELAY, + NetPermissionFlags::PF_NOBAN, + NetPermissionFlags::PF_MEMPOOL, + NetPermissionFlags::PF_ISIMPLICIT, + NetPermissionFlags::PF_ALL, + }) : + static_cast<NetPermissionFlags>(fuzzed_data_provider.ConsumeIntegral<uint32_t>()); + + NetWhitebindPermissions net_whitebind_permissions; + std::string error_net_whitebind_permissions; + if (NetWhitebindPermissions::TryParse(s, net_whitebind_permissions, error_net_whitebind_permissions)) { + (void)NetPermissions::ToStrings(net_whitebind_permissions.m_flags); + (void)NetPermissions::AddFlag(net_whitebind_permissions.m_flags, net_permission_flags); + assert(NetPermissions::HasFlag(net_whitebind_permissions.m_flags, net_permission_flags)); + (void)NetPermissions::ClearFlag(net_whitebind_permissions.m_flags, net_permission_flags); + (void)NetPermissions::ToStrings(net_whitebind_permissions.m_flags); + } + + NetWhitelistPermissions net_whitelist_permissions; + std::string error_net_whitelist_permissions; + if (NetWhitelistPermissions::TryParse(s, net_whitelist_permissions, error_net_whitelist_permissions)) { + (void)NetPermissions::ToStrings(net_whitelist_permissions.m_flags); + (void)NetPermissions::AddFlag(net_whitelist_permissions.m_flags, net_permission_flags); + assert(NetPermissions::HasFlag(net_whitelist_permissions.m_flags, net_permission_flags)); + (void)NetPermissions::ClearFlag(net_whitelist_permissions.m_flags, net_permission_flags); + (void)NetPermissions::ToStrings(net_whitelist_permissions.m_flags); + } +} diff --git a/src/test/fuzz/timedata.cpp b/src/test/fuzz/timedata.cpp new file mode 100644 index 0000000000..a0e579a88f --- /dev/null +++ b/src/test/fuzz/timedata.cpp @@ -0,0 +1,29 @@ +// Copyright (c) 2020 The Bitcoin Core developers +// Distributed under the MIT software license, see the accompanying +// file COPYING or http://www.opensource.org/licenses/mit-license.php. + +#include <test/fuzz/FuzzedDataProvider.h> +#include <test/fuzz/fuzz.h> +#include <test/fuzz/util.h> +#include <timedata.h> + +#include <cstdint> +#include <string> +#include <vector> + +void test_one_input(const std::vector<uint8_t>& buffer) +{ + FuzzedDataProvider fuzzed_data_provider(buffer.data(), buffer.size()); + const unsigned int max_size = fuzzed_data_provider.ConsumeIntegralInRange<unsigned int>(0, 1000); + // Divide by 2 to avoid signed integer overflow in .median() + const int64_t initial_value = fuzzed_data_provider.ConsumeIntegral<int64_t>() / 2; + CMedianFilter<int64_t> median_filter{max_size, initial_value}; + while (fuzzed_data_provider.remaining_bytes() > 0) { + (void)median_filter.median(); + assert(median_filter.size() > 0); + assert(static_cast<size_t>(median_filter.size()) == median_filter.sorted().size()); + assert(static_cast<unsigned int>(median_filter.size()) <= max_size || max_size == 0); + // Divide by 2 to avoid signed integer overflow in .median() + median_filter.input(fuzzed_data_provider.ConsumeIntegral<int64_t>() / 2); + } +} |