Merge the PDU fuzzing in a single fuzzer

ironrdp/fuzz/Cargo.toml

@@ -21,16 +21,8 @@ git = "https://github.com/rust-fuzz/libfuzzer-sys.git"
 members = ["."]
 
 [[bin]]
-name = "fuzz_mcs"
-path = "fuzz_targets/fuzz_mcs.rs"
-
-[[bin]]
-name = "fuzz_nego"
-path = "fuzz_targets/fuzz_nego.rs"
-
-[[bin]]
-name = "fuzz_tpdu"
-path = "fuzz_targets/fuzz_tpdu.rs"
+name = "fuzz_pdu"
+path = "fuzz_targets/fuzz_pdu.rs"
 
 [[bin]]
 name = "fuzz_gcc"

ironrdp/fuzz/fuzz_targets/fuzz_capability_sets.rs

@@ -1,9 +0,0 @@
-#![no_main]
-#[macro_use] extern crate libfuzzer_sys;
-extern crate ironrdp;
-
-use ironrdp::{CapabilitySet, PduParsing};
-
-fuzz_target!(|data: &[u8]| {
-    let _ = CapabilitySet::from_buffer(data);
-});

ironrdp/fuzz/fuzz_targets/fuzz_gcc.rs

@@ -1,9 +0,0 @@
-#![no_main]
-#[macro_use] extern crate libfuzzer_sys;
-extern crate ironrdp;
-
-use ironrdp::{PduParsing, gcc::ClientGccBlocks};
-
-fuzz_target!(|data: &[u8]| {
-    let _ = ClientGccBlocks::from_buffer(data);
-});

ironrdp/fuzz/fuzz_targets/fuzz_mcs.rs

@@ -1,10 +0,0 @@
-#![no_main]
-#[macro_use] extern crate libfuzzer_sys;
-extern crate ironrdp;
-
-use ironrdp::PduParsing;
-use ironrdp::McsPdu;
-
-fuzz_target!(|data: &[u8]| {
-    let _ = McsPdu::from_buffer(data);
-});

ironrdp/fuzz/fuzz_targets/fuzz_nego.rs

@@ -1,10 +0,0 @@
-#![no_main]
-#[macro_use] extern crate libfuzzer_sys;
-extern crate ironrdp;
-
-use ironrdp::{parse_negotiation_request, parse_negotiation_response, X224TPDUType};
-
-fuzz_target!(|data: &[u8]| {
-    // let _ = parse_negotiation_request(X224TPDUType::ConnectionRequest, data);
-    let _ = parse_negotiation_response(X224TPDUType::ConnectionConfirm, data);
-});

ironrdp/fuzz/fuzz_targets/fuzz_pdu.rs

@@ -0,0 +1,26 @@
+#![no_main]
+#[macro_use]
+extern crate libfuzzer_sys;
+extern crate ironrdp;
+
+use ironrdp::gcc::{
+    ClientClusterData, ClientGccBlocks, ConferenceCreateRequest, ConferenceCreateResponse,
+    ServerGccBlocks,
+};
+use ironrdp::*;
+
+fuzz_target!(|data: &[u8]| {
+    let _ = Request::from_buffer(data);
+    let _ = Response::from_buffer(data);
+    let _ = McsPdu::from_buffer(data);
+    let _ = ClientGccBlocks::from_buffer(data);
+    let _ = ServerGccBlocks::from_buffer(data);
+    let _ = ClientClusterData::from_buffer(data);
+    let _ = ConferenceCreateRequest::from_buffer(data);
+    let _ = ConferenceCreateResponse::from_buffer(data);
+    let _ = ConnectInitial::from_buffer(data);
+    let _ = ConnectResponse::from_buffer(data);
+    let _ = ClientInfoPdu::from_buffer(data);
+    let _ = ServerLicensePdu::from_buffer(data);
+    let _ = CapabilitySet::from_buffer(data);
+});

ironrdp/fuzz/fuzz_targets/fuzz_tpdu.rs

@@ -1,12 +0,0 @@
-#![no_main]
-#[macro_use] extern crate libfuzzer_sys;
-extern crate bytes;
-extern crate ironrdp;
-
-use bytes::BytesMut;
-use ironrdp::decode_x224;
-
-fuzz_target!(|data: &[u8]| {
-    let mut data_mut = BytesMut::from(data); 
-    let _ = decode_x224(&mut data_mut);
-});