From 0d9a8f106748d1c8c2ee38f0d6e6e34a151ab08c Mon Sep 17 00:00:00 2001
From: arvidn <arvid@libtorrent.org>
Date: Mon, 21 Nov 2022 15:54:00 +0100
Subject: [PATCH] fuzzers

---
 .github/workflows/build-test.yml              |  4 ++
 chia-protocol/fuzz/Cargo.toml                 | 49 +++++++++++++++++++
 .../fuzz/fuzz_targets/parse-foliage.rs        |  9 ++++
 .../fuzz/fuzz_targets/parse-full-block.rs     |  9 ++++
 .../fuzz/fuzz_targets/parse-header-block.rs   |  9 ++++
 .../fuzz/fuzz_targets/parse-program.rs        |  9 ++++
 .../fuzz/fuzz_targets/parse-tx-info.rs        |  9 ++++
 7 files changed, 98 insertions(+)
 create mode 100644 chia-protocol/fuzz/Cargo.toml
 create mode 100644 chia-protocol/fuzz/fuzz_targets/parse-foliage.rs
 create mode 100644 chia-protocol/fuzz/fuzz_targets/parse-full-block.rs
 create mode 100644 chia-protocol/fuzz/fuzz_targets/parse-header-block.rs
 create mode 100644 chia-protocol/fuzz/fuzz_targets/parse-program.rs
 create mode 100644 chia-protocol/fuzz/fuzz_targets/parse-tx-info.rs

diff --git a/.github/workflows/build-test.yml b/.github/workflows/build-test.yml
index f6eeca212..043d9aaf5 100644
--- a/.github/workflows/build-test.yml
+++ b/.github/workflows/build-test.yml
@@ -317,6 +317,10 @@ jobs:
         run: |
           cd clvm-utils
           cargo +nightly fuzz build
+      - name: cargo fuzz (chia-protocol)
+        run: |
+          cd chia-protocol
+          cargo +nightly fuzz build
 
   unit_tests:
     runs-on: ${{ matrix.os }}
diff --git a/chia-protocol/fuzz/Cargo.toml b/chia-protocol/fuzz/Cargo.toml
new file mode 100644
index 000000000..a7c487968
--- /dev/null
+++ b/chia-protocol/fuzz/Cargo.toml
@@ -0,0 +1,49 @@
+[package]
+name = "chia-protocol-fuzz"
+version = "0.0.0"
+authors = ["Automatically generated"]
+publish = false
+edition = "2021"
+
+[package.metadata]
+cargo-fuzz = true
+
+[dependencies]
+libfuzzer-sys = "0.4"
+
+[dependencies.chia-protocol]
+path = ".."
+
+# Prevent this from interfering with workspaces
+[workspace]
+members = ["."]
+
+[[bin]]
+name = "parse-full-block"
+path = "fuzz_targets/parse-full-block.rs"
+test = false
+doc = false
+
+[[bin]]
+name = "parse-header-block"
+path = "fuzz_targets/parse-header-block.rs"
+test = false
+doc = false
+
+[[bin]]
+name = "parse-foliage"
+path = "fuzz_targets/parse-foliage.rs"
+test = false
+doc = false
+
+[[bin]]
+name = "parse-tx-info"
+path = "fuzz_targets/parse-tx-info.rs"
+test = false
+doc = false
+
+[[bin]]
+name = "parse-program"
+path = "fuzz_targets/parse-program.rs"
+test = false
+doc = false
diff --git a/chia-protocol/fuzz/fuzz_targets/parse-foliage.rs b/chia-protocol/fuzz/fuzz_targets/parse-foliage.rs
new file mode 100644
index 000000000..4f3622b54
--- /dev/null
+++ b/chia-protocol/fuzz/fuzz_targets/parse-foliage.rs
@@ -0,0 +1,9 @@
+#![no_main]
+use libfuzzer_sys::fuzz_target;
+use std::io::Cursor;
+use chia_protocol::Foliage;
+use chia_protocol::Streamable;
+
+fuzz_target!(|data: &[u8]| {
+    let _ret = <Foliage as Streamable>::parse(&mut Cursor::<&[u8]>::new(data));
+});
diff --git a/chia-protocol/fuzz/fuzz_targets/parse-full-block.rs b/chia-protocol/fuzz/fuzz_targets/parse-full-block.rs
new file mode 100644
index 000000000..dc555446a
--- /dev/null
+++ b/chia-protocol/fuzz/fuzz_targets/parse-full-block.rs
@@ -0,0 +1,9 @@
+#![no_main]
+use libfuzzer_sys::fuzz_target;
+use std::io::Cursor;
+use chia_protocol::FullBlock;
+use chia_protocol::Streamable;
+
+fuzz_target!(|data: &[u8]| {
+    let _ret = <FullBlock as Streamable>::parse(&mut Cursor::<&[u8]>::new(data));
+});
diff --git a/chia-protocol/fuzz/fuzz_targets/parse-header-block.rs b/chia-protocol/fuzz/fuzz_targets/parse-header-block.rs
new file mode 100644
index 000000000..5b1f29a38
--- /dev/null
+++ b/chia-protocol/fuzz/fuzz_targets/parse-header-block.rs
@@ -0,0 +1,9 @@
+#![no_main]
+use libfuzzer_sys::fuzz_target;
+use std::io::Cursor;
+use chia_protocol::HeaderBlock;
+use chia_protocol::Streamable;
+
+fuzz_target!(|data: &[u8]| {
+    let _ret = <HeaderBlock as Streamable>::parse(&mut Cursor::<&[u8]>::new(data));
+});
diff --git a/chia-protocol/fuzz/fuzz_targets/parse-program.rs b/chia-protocol/fuzz/fuzz_targets/parse-program.rs
new file mode 100644
index 000000000..b0822c53b
--- /dev/null
+++ b/chia-protocol/fuzz/fuzz_targets/parse-program.rs
@@ -0,0 +1,9 @@
+#![no_main]
+use libfuzzer_sys::fuzz_target;
+use std::io::Cursor;
+use chia_protocol::Program;
+use chia_protocol::Streamable;
+
+fuzz_target!(|data: &[u8]| {
+    let _ret = <Program as Streamable>::parse(&mut Cursor::<&[u8]>::new(data));
+});
diff --git a/chia-protocol/fuzz/fuzz_targets/parse-tx-info.rs b/chia-protocol/fuzz/fuzz_targets/parse-tx-info.rs
new file mode 100644
index 000000000..4ca20fd82
--- /dev/null
+++ b/chia-protocol/fuzz/fuzz_targets/parse-tx-info.rs
@@ -0,0 +1,9 @@
+#![no_main]
+use libfuzzer_sys::fuzz_target;
+use std::io::Cursor;
+use chia_protocol::TransactionsInfo;
+use chia_protocol::Streamable;
+
+fuzz_target!(|data: &[u8]| {
+    let _ret = <TransactionsInfo as Streamable>::parse(&mut Cursor::<&[u8]>::new(data));
+});