From e80b5622ec956a92f24ce6487fb0d76e9c541515 Mon Sep 17 00:00:00 2001
From: iximeow <me@iximeow.net>
Date: Wed, 12 Jan 2022 15:46:39 -0800
Subject: fuzz DisplayStyle::C and fix corresponding issues

---
 fuzz/Cargo.toml                               |  6 ++++++
 fuzz/fuzz_targets/display_c_does_not_panic.rs | 21 +++++++++++++++++++++
 2 files changed, 27 insertions(+)
 create mode 100644 fuzz/fuzz_targets/display_c_does_not_panic.rs

(limited to 'fuzz')

diff --git a/fuzz/Cargo.toml b/fuzz/Cargo.toml
index 5c49296..53bcb81 100644
--- a/fuzz/Cargo.toml
+++ b/fuzz/Cargo.toml
@@ -26,3 +26,9 @@ name = "display_does_not_panic"
 path = "fuzz_targets/display_does_not_panic.rs"
 test = false
 doc = false
+
+[[bin]]
+name = "display_c_does_not_panic"
+path = "fuzz_targets/display_c_does_not_panic.rs"
+test = false
+doc = false
diff --git a/fuzz/fuzz_targets/display_c_does_not_panic.rs b/fuzz/fuzz_targets/display_c_does_not_panic.rs
new file mode 100644
index 0000000..129a560
--- /dev/null
+++ b/fuzz/fuzz_targets/display_c_does_not_panic.rs
@@ -0,0 +1,21 @@
+#![no_main]
+#[macro_use] extern crate libfuzzer_sys;
+extern crate yaxpeax_x86;
+
+fuzz_target!(|data: &[u8]| {
+    let x86_64_decoder = yaxpeax_x86::long_mode::InstDecoder::default();
+    let x86_32_decoder = yaxpeax_x86::protected_mode::InstDecoder::default();
+    let x86_16_decoder = yaxpeax_x86::real_mode::InstDecoder::default();
+
+    if let Ok(inst) = x86_64_decoder.decode_slice(data) {
+        let _ = inst.display_with(yaxpeax_x86::long_mode::DisplayStyle::C).to_string();
+    };
+
+    if let Ok(inst) = x86_32_decoder.decode_slice(data) {
+        let _ = inst.display_with(yaxpeax_x86::protected_mode::DisplayStyle::C).to_string();
+    };
+
+    if let Ok(inst) = x86_16_decoder.decode_slice(data) {
+        let _ = inst.display_with(yaxpeax_x86::real_mode::DisplayStyle::C).to_string();
+    };
+});
-- 
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