4 files changed, 395 insertions, 0 deletions
diff --git a/fuzz/.gitignore b/fuzz/.gitignore
new file mode 100644
index 0000000..a092511
--- /dev/null
+++ b/fuzz/.gitignore
@@ -0,0 +1,3 @@
+target
+corpus
+artifacts
diff --git a/fuzz/Cargo.lock b/fuzz/Cargo.lock
new file mode 100644
index 0000000..8cd3537
--- /dev/null
+++ b/fuzz/Cargo.lock
@@ -0,0 +1,337 @@
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+# It is not intended for manual editing.
+version = 3
+
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+ "libc",
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+]
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+ "crossterm",
+ "num-traits",
+ "serde",
+ "serde_derive",
+]
+
+[[package]]
+name = "yaxpeax-rx"
+version = "0.0.1"
+dependencies = [
+ "num-traits",
+ "yaxpeax-arch",
+]
+
+[[package]]
+name = "yaxpeax-rx-fuzz"
+version = "0.0.0"
+dependencies = [
+ "libfuzzer-sys",
+ "yaxpeax-arch",
+ "yaxpeax-rx",
+]
diff --git a/fuzz/Cargo.toml b/fuzz/Cargo.toml
new file mode 100644
index 0000000..cf84c01
--- /dev/null
+++ b/fuzz/Cargo.toml
@@ -0,0 +1,30 @@
+[package]
+name = "yaxpeax-rx-fuzz"
+version = "0.0.0"
+authors = ["Automatically generated"]
+publish = false
+edition = "2018"
+
+[package.metadata]
+cargo-fuzz = true
+
+[dependencies]
+libfuzzer-sys = "0.4"
+yaxpeax-rx = { path = ".." }
+yaxpeax-arch = "0.2.7"
+
+# Prevent this from interfering with workspaces
+[workspace]
+members = ["."]
+
+[[bin]]
+name = "fuzz_target_1"
+path = "fuzz_targets/fuzz_target_1.rs"
+test = false
+doc = false
+
+[[bin]]
+name = "no-panic"
+path = "fuzz_targets/no-panic.rs"
+test = false
+doc = false
diff --git a/fuzz/fuzz_targets/no-panic.rs b/fuzz/fuzz_targets/no-panic.rs
new file mode 100644
index 0000000..65efa6a
--- /dev/null
+++ b/fuzz/fuzz_targets/no-panic.rs
@@ -0,0 +1,25 @@
+#![no_main]
+use libfuzzer_sys::fuzz_target;
+
+use yaxpeax_arch::Decoder;
+
+use std::fmt::Write;
+
+fuzz_target!(|data: &[u8]| {
+
+    let decoders = [
+        yaxpeax_rx::InstDecoder::v1(),
+        yaxpeax_rx::InstDecoder::v2(),
+        yaxpeax_rx::InstDecoder::v3(),
+    ];
+
+    let mut rx_inst = yaxpeax_rx::Instruction::default();
+
+    for decoder in decoders {
+        let mut words = yaxpeax_arch::U8Reader::new(data);
+        // test decoding, may be ok or not, but should not panic
+        if let Ok(()) = decoder.decode_into(&mut rx_inst, &mut words) {
+            write!(&mut String::new(), "{}", rx_inst).expect("formatting does not panic either");
+        }
+    }
+});