From 38ca1bb389e1548fabd80dc314d805605248fb69 Mon Sep 17 00:00:00 2001
From: moneromooo-monero <moneromooo-monero@users.noreply.github.com>
Date: Sat, 16 May 2020 11:43:45 +0000
Subject: [PATCH] fuzz_tests: add a tx extra fuzz test

---
 tests/data/fuzz/tx-extra/TXEXTRA1 | Bin 0 -> 44 bytes
 tests/data/fuzz/tx-extra/TXEXTRA2 | Bin 0 -> 547 bytes
 tests/fuzz/CMakeLists.txt         |  18 ++++++++++++++
 tests/fuzz/tx-extra.cpp           |  40 ++++++++++++++++++++++++++++++
 4 files changed, 58 insertions(+)
 create mode 100644 tests/data/fuzz/tx-extra/TXEXTRA1
 create mode 100644 tests/data/fuzz/tx-extra/TXEXTRA2
 create mode 100644 tests/fuzz/tx-extra.cpp

diff --git a/tests/data/fuzz/tx-extra/TXEXTRA1 b/tests/data/fuzz/tx-extra/TXEXTRA1
new file mode 100644
index 0000000000000000000000000000000000000000..08852abe326e3728f0e9259ceaddf0150948f46a
GIT binary patch
literal 44
zcmV+{0Mq{gOQrd=_njALN#~>G_D(<01ZL&{b9hahX9%owbs@ZT0to?9qf!!{_hDP*
CDiiAf

literal 0
HcmV?d00001

diff --git a/tests/data/fuzz/tx-extra/TXEXTRA2 b/tests/data/fuzz/tx-extra/TXEXTRA2
new file mode 100644
index 0000000000000000000000000000000000000000..1703011455164a1fa99753ac053421708d95a0bb
GIT binary patch
literal 547
zcmV+;0^I!p>2uQunNG5lDxsmRj6LzT{m;-RD3FPdRCFQ<#B5_^1P~rq8e0x$N!^p_
zRT4h|`SZTOURA6Lx0xPmu&g>Pm&p#t<AKT1qa6e&@K7k0GbIltFL47<*+?w?>)oNF
zoNLdO!qCpjsr(Y?zp==?%3+X2v0ZY;?mdvy;LM<qLu;GLi&j6&iQR1AKkQTILRR8R
znA{JQ#eK~yx3!919(5<m`=6L0ZuTECFx_TR&u15cqL^Iwhd!hf9*v2Y!GDe&1=mHu
zB7|)ny`Fn(eTIeG)^Zs+2XcsNOy}|w>E<;{jFJUCu7eowpzT9iP_%-M9z<JN)lI#u
z_SxL4&6HzS%1<F0pMZQJ2yEGsQ44i=F^G}eGY;aONg~m+o=c9<df$F4{x;dN{7)$?
zJ`EBkXxPlsL`wPj0w8_bJd;M)>Cqe6T9<{Z<H&&*IE2}o$QA>FX>841NPYOu-V_R~
zJ)r+Dx_y}DpmiktKH|vBGib!)i2CPxq^=DXI-LgOd-jVGKG3VtO3DM2pFB$AnkO2m
zL#+v$^$7`uNtz2yN9Z_0<5%npE$Z_B$*&Xa39$#Ax8*9v%ykVi8YWw3RQn58yO@}A
z=RP@iySe3}pJkNM2*6CS8J=%?S=c)Ho#ae&PtkX-h4hy@`{QtPt|yVQ`B=ZLP&C4g
ln`e3Dv$O^}h)Mv2a)+^VvDigeBldY?eW*zaqYkRpkFnM?6oLQ%

literal 0
HcmV?d00001

diff --git a/tests/fuzz/CMakeLists.txt b/tests/fuzz/CMakeLists.txt
index 8654d41d5..606fec465 100644
--- a/tests/fuzz/CMakeLists.txt
+++ b/tests/fuzz/CMakeLists.txt
@@ -200,3 +200,21 @@ set_property(TARGET bulletproof_fuzz_tests
   PROPERTY
     FOLDER "tests")
 
+add_executable(tx-extra_fuzz_tests tx-extra.cpp fuzzer.cpp)
+target_link_libraries(tx-extra_fuzz_tests
+  PRIVATE
+    cryptonote_basic
+    common
+    epee
+    ${Boost_THREAD_LIBRARY}
+    ${Boost_CHRONO_LIBRARY}
+    ${Boost_REGEX_LIBRARY}
+    ${Boost_PROGRAM_OPTIONS_LIBRARY}
+    ${Boost_SYSTEM_LIBRARY}
+    ${CMAKE_THREAD_LIBS_INIT}
+    ${EXTRA_LIBRARIES}
+    $ENV{LIB_FUZZING_ENGINE})
+set_property(TARGET tx-extra_fuzz_tests
+  PROPERTY
+    FOLDER "tests")
+
diff --git a/tests/fuzz/tx-extra.cpp b/tests/fuzz/tx-extra.cpp
new file mode 100644
index 000000000..35b14b802
--- /dev/null
+++ b/tests/fuzz/tx-extra.cpp
@@ -0,0 +1,40 @@
+// Copyright (c) 2020, The Monero Project
+// 
+// All rights reserved.
+// 
+// Redistribution and use in source and binary forms, with or without modification, are
+// permitted provided that the following conditions are met:
+// 
+// 1. Redistributions of source code must retain the above copyright notice, this list of
+//    conditions and the following disclaimer.
+// 
+// 2. Redistributions in binary form must reproduce the above copyright notice, this list
+//    of conditions and the following disclaimer in the documentation and/or other
+//    materials provided with the distribution.
+// 
+// 3. Neither the name of the copyright holder nor the names of its contributors may be
+//    used to endorse or promote products derived from this software without specific
+//    prior written permission.
+// 
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
+// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
+// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
+// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#include "include_base_utils.h"
+#include "cryptonote_basic/cryptonote_format_utils.h"
+#include "fuzzer.h"
+
+BEGIN_INIT_SIMPLE_FUZZER()
+END_INIT_SIMPLE_FUZZER()
+
+BEGIN_SIMPLE_FUZZER()
+  std::vector<cryptonote::tx_extra_field> tx_extra_fields;
+  cryptonote::parse_tx_extra(std::vector<uint8_t>(buf, buf + len), tx_extra_fields);
+END_SIMPLE_FUZZER()
+