fuzz init

flake.nix

@@ -16,7 +16,7 @@
     in rec {
       # `nix develop`
       devShell = pkgs.mkShell {
-        nativeBuildInputs = with pkgs; [rustc cargo bacon cargo-edit cargo-outdated clippy cargo-audit cargo-msrv];
+        nativeBuildInputs = with pkgs; [rustc cargo bacon cargo-edit cargo-outdated clippy cargo-audit cargo-msrv cargo-fuzz];
       };
     });
 }

fuzz/.envrc

@@ -0,0 +1 @@
+use flake

fuzz/.gitignore

@@ -0,0 +1,5 @@
+target
+corpus
+artifacts
+result
+.direnv

fuzz/Cargo.toml

@@ -0,0 +1,25 @@
+[package]
+name = "vbsp-fuzz"
+version = "0.0.0"
+authors = ["Automatically generated"]
+publish = false
+edition = "2018"
+
+[package.metadata]
+cargo-fuzz = true
+
+[dependencies]
+libfuzzer-sys = "0.4"
+
+[dependencies.vbsp]
+path = ".."
+
+# Prevent this from interfering with workspaces
+[workspace]
+members = ["."]
+
+[[bin]]
+name = "fuzz_target_1"
+path = "fuzz_targets/fuzz_target_1.rs"
+test = false
+doc = false

fuzz/flake.lock

@@ -0,0 +1,42 @@
+{
+  "nodes": {
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1671652719,
+        "narHash": "sha256-bKwe16yUenQNzsiXZ+iLLiC5PG6NAkoJLFx61O2rb1o=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "f4eddbd6a88c51e9a4693e2887cf4543917aa279",
+        "type": "github"
+      },
+      "original": {
+        "id": "nixpkgs",
+        "ref": "release-22.11",
+        "type": "indirect"
+      }
+    },
+    "root": {
+      "inputs": {
+        "nixpkgs": "nixpkgs",
+        "utils": "utils"
+      }
+    },
+    "utils": {
+      "locked": {
+        "lastModified": 1667395993,
+        "narHash": "sha256-nuEHfE/LcWyuSWnS8t12N1wc105Qtau+/OdUAjtQ0rA=",
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "rev": "5aed5285a952e0b949eb3ba02c12fa4fcfef535f",
+        "type": "github"
+      },
+      "original": {
+        "owner": "numtide",
+        "repo": "flake-utils",
+        "type": "github"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}

fuzz/flake.nix

@@ -0,0 +1,22 @@
+{
+  inputs = {
+    utils.url = "github:numtide/flake-utils";
+    nixpkgs.url = "nixpkgs/release-22.11";
+  };
+
+  outputs = {
+    self,
+    nixpkgs,
+    utils,
+  }:
+    utils.lib.eachDefaultSystem (system: let
+      pkgs = (import nixpkgs) {
+        inherit system;
+      };
+    in rec {
+      # `nix develop`
+      devShell = pkgs.mkShell {
+        nativeBuildInputs = with pkgs; [rustup cargo-edit cargo-fuzz];
+      };
+    });
+}

fuzz/fuzz_targets/fuzz_target_1.rs

@@ -0,0 +1,8 @@
+#![no_main]
+use libfuzzer_sys::fuzz_target;
+
+fn fuzz(data: &[u8]) {
+    let _ = vbsp::Bsp::read(data);
+}
+
+fuzz_target!(|data: &[u8]| { fuzz(data) });