dll

Create_DLL/Cargo.toml

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+[package]
+name = "Create_DLL"
+version = "0.1.0"
+edition = "2018"
+author = "trickster0"
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+[dependencies]
+winapi = { version = "0.3.9", features = ["minwindef","winuser"] }
+
+[lib]
+crate-type = ["cdylib"]

Create_DLL/src/main.rs

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+#![cfg(windows)]
+use std::ptr::null_mut;
+use winapi::um::winuser::MessageBoxA;
+
+#[no_mangle]
+#[allow(non_snake_case, unused_variables)]
+
+pub extern "C" fn popit() {
+    unsafe {MessageBoxA(null_mut(),"Rust DLL Test\0".as_ptr() as *const i8,"Rust DLL Test\0".as_ptr() as *const i8,0x00004000);}
+}
+
+
+//#[no_mangle]
+//#[allow(non_snake_case, unused_variables)]
+// fn DllMain(
+//     dll_module: HINSTANCE,
+//     call_reason: DWORD,
+//     reserved: LPVOID)
+//     -> BOOL
+// {
+//     const DLL_PROCESS_ATTACH: DWORD = 1;
+//     const DLL_PROCESS_DETACH: DWORD = 0;
+
+//     match call_reason {
+//         DLL_PROCESS_ATTACH => popit(),
+//         DLL_PROCESS_DETACH => (),
+//         _ => ()
+//     }
+//     TRUE
+// }