diff options
| author | practicalswift <practicalswift@users.noreply.github.com> | 2020-03-23 15:02:18 +0000 |
|---|---|---|
| committer | practicalswift <practicalswift@users.noreply.github.com> | 2020-03-24 14:39:23 +0000 |
| commit | 4308aa67e3ea38e3fe5ac84e38a29df36c0d0e10 (patch) | |
| tree | b8c543080c83a4a50b1bcb06edb8553f69172d5a /src | |
| parent | 43ff0d91f8a4af68e64fd12273133322d44a69ea (diff) | |
tests: Add fuzzing harness for functions in net_permissions.h
Diffstat (limited to 'src')
| -rw-r--r-- | src/Makefile.test.include | 7 | ||||
| -rw-r--r-- | src/test/fuzz/net_permissions.cpp | 51 |
2 files changed, 58 insertions, 0 deletions
diff --git a/src/Makefile.test.include b/src/Makefile.test.include index 3742513cc1..e2614578a8 100644 --- a/src/Makefile.test.include +++ b/src/Makefile.test.include @@ -44,6 +44,7 @@ FUZZ_TARGETS = \ test/fuzz/merkle_block_deserialize \ test/fuzz/messageheader_deserialize \ test/fuzz/multiplication_overflow \ + test/fuzz/net_permissions \ test/fuzz/netaddr_deserialize \ test/fuzz/netaddress \ test/fuzz/out_point_deserialize \ @@ -530,6 +531,12 @@ test_fuzz_multiplication_overflow_LDADD = $(FUZZ_SUITE_LD_COMMON) test_fuzz_multiplication_overflow_LDFLAGS = $(RELDFLAGS) $(AM_LDFLAGS) $(LIBTOOL_APP_LDFLAGS) test_fuzz_multiplication_overflow_SOURCES = $(FUZZ_SUITE) test/fuzz/multiplication_overflow.cpp +test_fuzz_net_permissions_CPPFLAGS = $(AM_CPPFLAGS) $(BITCOIN_INCLUDES) +test_fuzz_net_permissions_CXXFLAGS = $(AM_CXXFLAGS) $(PIE_FLAGS) +test_fuzz_net_permissions_LDADD = $(FUZZ_SUITE_LD_COMMON) +test_fuzz_net_permissions_LDFLAGS = $(RELDFLAGS) $(AM_LDFLAGS) $(LIBTOOL_APP_LDFLAGS) +test_fuzz_net_permissions_SOURCES = $(FUZZ_SUITE) test/fuzz/net_permissions.cpp + test_fuzz_netaddr_deserialize_CPPFLAGS = $(AM_CPPFLAGS) $(BITCOIN_INCLUDES) -DNETADDR_DESERIALIZE=1 test_fuzz_netaddr_deserialize_CXXFLAGS = $(AM_CXXFLAGS) $(PIE_FLAGS) test_fuzz_netaddr_deserialize_LDADD = $(FUZZ_SUITE_LD_COMMON) 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); + } +} |