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| author | practicalswift <practicalswift@users.noreply.github.com> | 2020-01-30 16:04:25 +0000 |
|---|---|---|
| committer | practicalswift <practicalswift@users.noreply.github.com> | 2020-01-30 16:04:38 +0000 |
| commit | 8d07706985a72b105b63efa289121d17d31607a1 (patch) | |
| tree | 5f1d7b8955a9e23dbadb214b56ecbb2f01024a03 | |
| parent | 7fcaa8291c6e155e6f5fba42e2ee8ec0bee046a3 (diff) | |
tests: Add fuzzing harness for AS-mapping (asmap)
| -rw-r--r-- | src/Makefile.test.include | 7 | ||||
| -rw-r--r-- | src/netaddress.h | 1 | ||||
| -rw-r--r-- | src/test/fuzz/asmap.cpp | 28 |
3 files changed, 35 insertions, 1 deletions
diff --git a/src/Makefile.test.include b/src/Makefile.test.include index 9d782e7a04..c76f30de8e 100644 --- a/src/Makefile.test.include +++ b/src/Makefile.test.include @@ -7,6 +7,7 @@ FUZZ_TARGETS = \ test/fuzz/addr_info_deserialize \ test/fuzz/address_deserialize \ test/fuzz/addrman_deserialize \ + test/fuzz/asmap \ test/fuzz/banentry_deserialize \ test/fuzz/base_encode_decode \ test/fuzz/bech32 \ @@ -255,6 +256,12 @@ test_fuzz_addrman_deserialize_LDADD = $(FUZZ_SUITE_LD_COMMON) test_fuzz_addrman_deserialize_LDFLAGS = $(RELDFLAGS) $(AM_LDFLAGS) $(LIBTOOL_APP_LDFLAGS) test_fuzz_addrman_deserialize_SOURCES = $(FUZZ_SUITE) test/fuzz/deserialize.cpp +test_fuzz_asmap_CPPFLAGS = $(AM_CPPFLAGS) $(BITCOIN_INCLUDES) +test_fuzz_asmap_CXXFLAGS = $(AM_CXXFLAGS) $(PIE_FLAGS) +test_fuzz_asmap_LDADD = $(FUZZ_SUITE_LD_COMMON) +test_fuzz_asmap_LDFLAGS = $(RELDFLAGS) $(AM_LDFLAGS) $(LIBTOOL_APP_LDFLAGS) +test_fuzz_asmap_SOURCES = $(FUZZ_SUITE) test/fuzz/asmap.cpp + test_fuzz_banentry_deserialize_CPPFLAGS = $(AM_CPPFLAGS) $(BITCOIN_INCLUDES) -DBANENTRY_DESERIALIZE=1 test_fuzz_banentry_deserialize_CXXFLAGS = $(AM_CXXFLAGS) $(PIE_FLAGS) test_fuzz_banentry_deserialize_LDADD = $(FUZZ_SUITE_LD_COMMON) diff --git a/src/netaddress.h b/src/netaddress.h index 078234595c..44b0558157 100644 --- a/src/netaddress.h +++ b/src/netaddress.h @@ -39,7 +39,6 @@ class CNetAddr explicit CNetAddr(const struct in_addr& ipv4Addr); void SetIP(const CNetAddr& ip); - private: /** * Set raw IPv4 or IPv6 address (in network byte order) * @note Only NET_IPV4 and NET_IPV6 are allowed for network. diff --git a/src/test/fuzz/asmap.cpp b/src/test/fuzz/asmap.cpp new file mode 100644 index 0000000000..7f3eef79a1 --- /dev/null +++ b/src/test/fuzz/asmap.cpp @@ -0,0 +1,28 @@ +// 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 <netaddress.h> +#include <test/fuzz/FuzzedDataProvider.h> +#include <test/fuzz/fuzz.h> + +#include <cstdint> +#include <vector> + +void test_one_input(const std::vector<uint8_t>& buffer) +{ + FuzzedDataProvider fuzzed_data_provider(buffer.data(), buffer.size()); + const Network network = fuzzed_data_provider.PickValueInArray({NET_IPV4, NET_IPV6}); + if (fuzzed_data_provider.remaining_bytes() < 16) { + return; + } + CNetAddr net_addr; + net_addr.SetRaw(network, fuzzed_data_provider.ConsumeBytes<uint8_t>(16).data()); + std::vector<bool> asmap; + for (const char cur_byte : fuzzed_data_provider.ConsumeRemainingBytes<char>()) { + for (int bit = 0; bit < 8; ++bit) { + asmap.push_back((cur_byte >> bit) & 1); + } + } + (void)net_addr.GetMappedAS(asmap); +} |