some rust cleanup

2 files changed, 7 insertions, 6 deletions

diff --git a/custom_mutators/rust/example/Cargo.toml b/custom_mutators/rust/example/Cargo.toml
index 0c89b200..070d23b1 100644
--- a/custom_mutators/rust/example/Cargo.toml
+++ b/custom_mutators/rust/example/Cargo.toml
@@ -1,5 +1,5 @@
 [package]
-name = "example"
+name = "example_mutator"
 version = "0.1.0"
 authors = ["Julius Hohnerlein <julihoh@users.noreply.github.com>"]
 edition = "2018"
@@ -9,5 +9,7 @@ edition = "2018"
 [dependencies]
 custom_mutator = { path = "../custom_mutator" }
 
-[lib]
+[[example]]
+name = "example_mutator"
+path = "./src/example_mutator.rs"
 crate-type = ["cdylib"]
\ No newline at end of file
diff --git a/custom_mutators/rust/example/src/lib.rs b/custom_mutators/rust/example/src/example_mutator.rs
index 4f9345c0..9b9d4997 100644
--- a/custom_mutators/rust/example/src/lib.rs
+++ b/custom_mutators/rust/example/src/example_mutator.rs
@@ -1,14 +1,13 @@
 #![allow(unused_variables)]
 
 use custom_mutator::{export_mutator, CustomMutator};
-use std::os::raw::c_uint;
 
 struct ExampleMutator;
 
 impl CustomMutator for ExampleMutator {
     type Error = ();
 
-    fn init(seed: c_uint) -> Result<Self, ()> {
+    fn init(seed: u32) -> Result<Self, Self::Error> {
         Ok(Self)
     }
 
@@ -17,7 +16,7 @@ impl CustomMutator for ExampleMutator {
         buffer: &'b mut [u8],
         add_buff: Option<&[u8]>,
         max_size: usize,
-    ) -> Result<Option<&'b [u8]>, ()> {
+    ) -> Result<Option<&'b [u8]>, Self::Error> {
         buffer.reverse();
         Ok(Some(buffer))
     }
@@ -30,7 +29,7 @@ struct OwnBufferExampleMutator {
 impl CustomMutator for OwnBufferExampleMutator {
     type Error = ();
 
-    fn init(seed: c_uint) -> Result<Self, ()> {
+    fn init(seed: u32) -> Result<Self, Self::Error> {
         Ok(Self {
             own_buffer: Vec::new(),
         })