diff --git a/Cargo.toml b/Cargo.toml
index df70468..5e3cd83 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -4,8 +4,13 @@ version = "0.1.0"
 edition = "2021"
 
 [lib]
-# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+proc-macro = true
 
 [dependencies]
 syn = "1.0"
-quote = "1.0"
\ No newline at end of file
+quote = "1.0"
+#proc-macro2 = "1.0"
+
+dev-dtos = { git = "https://github.com/franklinblanco/user-svc-dtos-rust.git" }
+serde = { version = "1.0", features = ["derive"] }
+serde_json = { version = "1" }
\ No newline at end of file
diff --git a/src/auth.rs b/src/auth.rs
new file mode 100644
index 0000000..e69de29
diff --git a/src/lib.rs b/src/lib.rs
index 4ef2ff0..9e0b96a 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,10 +1,24 @@
+mod auth;
 
-macro_rules! test_macro {
-    ($out_struct:path, $path:literal) => ( {
-        println!($path);
-    });
-}
 
-fn _s() {
-    test_macro!(String, "a");
+use proc_macro::TokenStream;
+
+#[proc_macro_attribute]
+pub fn authenticated_route(_: TokenStream, _: TokenStream) -> TokenStream {    
+    TokenStream::from(quote::quote!{
+        let __header_conversion_result: dev_dtos::dtos::user::user_dtos::UserAuthHeader = match serde_json::from_str(match request.headers().get("authentication") {
+            Some(auth_header) => match auth_header.to_str() {
+                Ok(string) => string,
+                Err(_) => return actix_web_utils::extensions::typed_response::TypedHttpResponse::return_standard_error(400, err::MessageResource::new_from_str("Auth header in incorrect format.")),
+            },
+            None => return actix_web_utils::extensions::typed_response::TypedHttpResponse::return_standard_error(401, err::MessageResource::new_from_str("No auth header present.")),
+        }) {
+            Ok(user_for_authentication) => user_for_authentication,
+            Err(error) => return actix_web_utils::extensions::typed_response::TypedHttpResponse::return_standard_error(401, err::MessageResource::new_from_string(error.to_string())),
+        };
+        let authenticated_user = match dev_communicators::middleware::user_svc::user_service::authenticate_user_with_token(&client, &header_conversion_result.into()).await {
+            Ok(authed_user) => authed_user,
+            Err(error) => return actix_web_utils::extensions::typed_response::TypedHttpResponse::return_standard_error(401, err::MessageResource::new_from_string(error.to_string())),
+        };
+    })
 }
\ No newline at end of file