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-rw-r--r--src/Makefile.test.include7
-rw-r--r--src/test/fuzz/psbt.cpp79
2 files changed, 86 insertions, 0 deletions
diff --git a/src/Makefile.test.include b/src/Makefile.test.include
index c3f0120005..df49cc1f5e 100644
--- a/src/Makefile.test.include
+++ b/src/Makefile.test.include
@@ -23,6 +23,7 @@ FUZZ_TARGETS = \
test/fuzz/messageheader_deserialize \
test/fuzz/netaddr_deserialize \
test/fuzz/parse_iso8601 \
+ test/fuzz/psbt \
test/fuzz/script \
test/fuzz/script_flags \
test/fuzz/service_deserialize \
@@ -276,6 +277,12 @@ 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_psbt_SOURCES = $(FUZZ_SUITE) test/fuzz/psbt.cpp
+test_fuzz_psbt_CPPFLAGS = $(AM_CPPFLAGS) $(BITCOIN_INCLUDES)
+test_fuzz_psbt_CXXFLAGS = $(AM_CXXFLAGS) $(PIE_FLAGS)
+test_fuzz_psbt_LDFLAGS = $(RELDFLAGS) $(AM_LDFLAGS) $(LIBTOOL_APP_LDFLAGS)
+test_fuzz_psbt_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/psbt.cpp b/src/test/fuzz/psbt.cpp
new file mode 100644
index 0000000000..1ce28f9a6d
--- /dev/null
+++ b/src/test/fuzz/psbt.cpp
@@ -0,0 +1,79 @@
+// 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/fuzz.h>
+
+#include <node/psbt.h>
+#include <optional.h>
+#include <psbt.h>
+#include <pubkey.h>
+#include <script/script.h>
+#include <streams.h>
+#include <util/memory.h>
+#include <version.h>
+
+#include <cstdint>
+#include <string>
+#include <vector>
+
+void initialize()
+{
+ static const auto verify_handle = MakeUnique<ECCVerifyHandle>();
+}
+
+void test_one_input(const std::vector<uint8_t>& buffer)
+{
+ PartiallySignedTransaction psbt_mut;
+ const std::string raw_psbt{buffer.begin(), buffer.end()};
+ std::string error;
+ if (!DecodeRawPSBT(psbt_mut, raw_psbt, error)) {
+ return;
+ }
+ const PartiallySignedTransaction psbt = psbt_mut;
+
+ const PSBTAnalysis analysis = AnalyzePSBT(psbt);
+ (void)PSBTRoleName(analysis.next);
+ for (const PSBTInputAnalysis& input_analysis : analysis.inputs) {
+ (void)PSBTRoleName(input_analysis.next);
+ }
+
+ (void)psbt.IsNull();
+ (void)psbt.IsSane();
+
+ Optional<CMutableTransaction> tx = psbt.tx;
+ if (tx) {
+ const CMutableTransaction& mtx = *tx;
+ const PartiallySignedTransaction psbt_from_tx{mtx};
+ }
+
+ for (const PSBTInput& input : psbt.inputs) {
+ (void)PSBTInputSigned(input);
+ (void)input.IsNull();
+ (void)input.IsSane();
+ }
+
+ for (const PSBTOutput& output : psbt.outputs) {
+ (void)output.IsNull();
+ }
+
+ for (size_t i = 0; i < psbt.tx->vin.size(); ++i) {
+ CTxOut tx_out;
+ if (psbt.GetInputUTXO(tx_out, i)) {
+ (void)tx_out.IsNull();
+ (void)tx_out.ToString();
+ }
+ }
+
+ psbt_mut = psbt;
+ (void)FinalizePSBT(psbt_mut);
+
+ psbt_mut = psbt;
+ CMutableTransaction result;
+ if (FinalizeAndExtractPSBT(psbt_mut, result)) {
+ const PartiallySignedTransaction psbt_from_tx{result};
+ }
+
+ psbt_mut = psbt;
+ (void)psbt_mut.Merge(psbt);
+}