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authorMarcoFalke <falke.marco@gmail.com>2019-10-30 10:16:55 -0400
committerMarcoFalke <falke.marco@gmail.com>2019-10-30 10:17:54 -0400
commit341e8d355d1a74aadb3a88a12a58cfda6ca262bc (patch)
tree9dfc5f36ea607dfed6ee46814e39a638d9dc762b /src
parentedd9d0781b96e71f88bd87b30dd10ad008b964a5 (diff)
parent595cc9bcafb16709c0dd4a36d5921feb009ce430 (diff)
downloadbitcoin-341e8d355d1a74aadb3a88a12a58cfda6ca262bc.tar.xz
Merge #17291: tests: Add fuzzing harness for ISO-8601 related functions
595cc9bcafb16709c0dd4a36d5921feb009ce430 docs: Add undefined to --with-sanitizers=fuzzer,address (practicalswift) d5dbb4898c437d3d2a5798d79c3986ba9e0b72f9 tests: Add fuzzing harness for ISO-8601 related functions (practicalswift) Pull request description: Add fuzzing harness for ISO-8601 related functions. **Testing this PR** Run: ``` $ CC=clang CXX=clang++ ./configure --enable-fuzz \ --with-sanitizers=address,fuzzer,undefined $ make $ src/test/fuzz/parse_iso8601 … ``` Top commit has no ACKs. Tree-SHA512: 8d4ad9e4eef546e97ea330cf518fdd7241c6f016d6c45c011369d5cdd832bbbc3564d1a990c953ffb33b0c05e58f5533e7b6fd77062f8484df36da1513567915
Diffstat (limited to 'src')
-rw-r--r--src/Makefile.test.include7
-rw-r--r--src/test/fuzz/parse_iso8601.cpp32
2 files changed, 39 insertions, 0 deletions
diff --git a/src/Makefile.test.include b/src/Makefile.test.include
index 019e832cc6..c3f0120005 100644
--- a/src/Makefile.test.include
+++ b/src/Makefile.test.include
@@ -22,6 +22,7 @@ FUZZ_TARGETS = \
test/fuzz/inv_deserialize \
test/fuzz/messageheader_deserialize \
test/fuzz/netaddr_deserialize \
+ test/fuzz/parse_iso8601 \
test/fuzz/script \
test/fuzz/script_flags \
test/fuzz/service_deserialize \
@@ -269,6 +270,12 @@ test_fuzz_netaddr_deserialize_CXXFLAGS = $(AM_CXXFLAGS) $(PIE_FLAGS)
test_fuzz_netaddr_deserialize_LDFLAGS = $(RELDFLAGS) $(AM_LDFLAGS) $(LIBTOOL_APP_LDFLAGS)
test_fuzz_netaddr_deserialize_LDADD = $(FUZZ_SUITE_LD_COMMON)
+test_fuzz_parse_iso8601_SOURCES = $(FUZZ_SUITE) test/fuzz/parse_iso8601.cpp
+test_fuzz_parse_iso8601_CPPFLAGS = $(AM_CPPFLAGS) $(BITCOIN_INCLUDES)
+test_fuzz_parse_iso8601_CXXFLAGS = $(AM_CXXFLAGS) $(PIE_FLAGS)
+test_fuzz_parse_iso8601_LDFLAGS = $(RELDFLAGS) $(AM_LDFLAGS) $(LIBTOOL_APP_LDFLAGS)
+test_fuzz_parse_iso8601_LDADD = $(FUZZ_SUITE_LD_COMMON)
+
test_fuzz_script_SOURCES = $(FUZZ_SUITE) test/fuzz/script.cpp
test_fuzz_script_CPPFLAGS = $(AM_CPPFLAGS) $(BITCOIN_INCLUDES)
test_fuzz_script_CXXFLAGS = $(AM_CXXFLAGS) $(PIE_FLAGS)
diff --git a/src/test/fuzz/parse_iso8601.cpp b/src/test/fuzz/parse_iso8601.cpp
new file mode 100644
index 0000000000..c86f8a853e
--- /dev/null
+++ b/src/test/fuzz/parse_iso8601.cpp
@@ -0,0 +1,32 @@
+// Copyright (c) 2019 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 <util/time.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 int64_t random_time = fuzzed_data_provider.ConsumeIntegral<int64_t>();
+ const std::string random_string = fuzzed_data_provider.ConsumeRemainingBytesAsString();
+
+ const std::string iso8601_datetime = FormatISO8601DateTime(random_time);
+ const int64_t parsed_time_1 = ParseISO8601DateTime(iso8601_datetime);
+ if (random_time >= 0) {
+ assert(parsed_time_1 >= 0);
+ if (iso8601_datetime.length() == 20) {
+ assert(parsed_time_1 == random_time);
+ }
+ }
+
+ const int64_t parsed_time_2 = ParseISO8601DateTime(random_string);
+ assert(parsed_time_2 >= 0);
+}