Generating header file using cbindgen

dll/Cargo.toml

@@ -20,3 +20,6 @@ crate-type = ["cdylib"]
 winvd = { path = "../", features = ["crossbeam-channel"] }
 once_cell = "1.5.0"
 crossbeam-channel = { version = "0.5" }
+
+[build-dependencies]
+cbindgen = "0.24.3"

dll/build.rs

@@ -0,0 +1,28 @@
+extern crate cbindgen;
+
+use cbindgen::Config;
+use std::env;
+use std::path::Path;
+
+fn main() {
+    let crate_env = env::var("CARGO_MANIFEST_DIR").unwrap();
+    let crate_path = Path::new(&crate_env);
+
+    let target_env = env::var("OUT_DIR").unwrap();
+    let target_path = Path::new(&target_env);
+    let header_path = target_path
+        .join("..")
+        .join("..")
+        .join("..")
+        .join("VirtualDesktopAccessor.h");
+
+    let header_path = header_path.to_str().unwrap();
+
+    let config = Config::from_root_or_default(crate_path);
+    cbindgen::Builder::new()
+        .with_crate(crate_path.to_str().unwrap())
+        .with_config(config)
+        .generate()
+        .expect("Unable to generate bindings")
+        .write_to_file(header_path);
+}