diff --git a/src/lib-cpp/build.rs b/src/lib-cpp/build.rs
index 842af708..06de7903 100644
--- a/src/lib-cpp/build.rs
+++ b/src/lib-cpp/build.rs
@@ -2,6 +2,9 @@ fn main() {
     cxx_build::bridge("src/lib.rs")
         .file("src/bridge.cc")
         .flag_if_supported("/std:c++17")
+        .flag_if_supported("/DEF:src/lib.def")
+        .flag_if_supported("/FORCE:UNRESOLVED")
+        // .warnings_into_errors(true)
         .std("c++17")
         .compile("velopack_libc");
 
@@ -9,4 +12,5 @@ fn main() {
     println!("cargo:rerun-if-changed=src/lib.rs");
     println!("cargo:rerun-if-changed=src/bridge.hpp");
     println!("cargo:rerun-if-changed=src/bridge.cc");
+    println!("cargo:rustc-link-arg=/WHOLEARCHIVE:velopack_libc.lib");
 }
\ No newline at end of file
diff --git a/src/lib-cpp/include/Velopack.h b/src/lib-cpp/include/Velopack.h
index 0ccf1fc6..7c512113 100644
--- a/src/lib-cpp/include/Velopack.h
+++ b/src/lib-cpp/include/Velopack.h
@@ -1,7 +1,45 @@
-#ifndef VELOPACK_HPP
-#define VELOPACK_HPP
+#ifndef VELOPACK_H
+#define VELOPACK_H
+
+#ifdef _WIN32
+#define DLL_EXPORT __declspec(dllexport)
+#else
+#define DLL_EXPORT __attribute__((visibility("default"))) __attribute__((used))
+#endif
+
+#ifdef __cplusplus
+extern "C" {
+#endif
 
 typedef void* update_manager_t;
 
+typedef struct {
+    bool AllowVersionDowngrade;
+    char* ExplicitChannel;
+} update_options_t;
 
-#endif // VELOPACK_HPP
\ No newline at end of file
+typedef struct {
+    char* RootAppDir;
+    char* UpdateExePath;
+    char* PackagesDir;
+    char* ManifestPath;
+    char* CurrentBinaryDir;
+    bool IsPortable;
+} locator_config_t;
+
+DLL_EXPORT update_manager_t velopack_new_update_manager(const char* url_or_path, const update_options_t* options, const locator_config_t* locator = 0);
+//fn bridge_get_current_version(manager: &UpdateManagerOpaque) -> String;
+//fn bridge_get_app_id(manager: &UpdateManagerOpaque) -> String;
+//fn bridge_is_portable(manager: &UpdateManagerOpaque) -> bool;
+//fn bridge_update_pending_restart(manager: &UpdateManagerOpaque) -> AssetOption;
+//fn bridge_check_for_updates(manager: &UpdateManagerOpaque) -> Result<UpdateInfoOption>;
+//fn bridge_download_update(manager: &UpdateManagerOpaque, to_download: UpdateInfoDto, progress: UniquePtr<DownloadCallbackManager>) -> Result<()>;
+//fn bridge_wait_exit_then_apply_update(manager: &UpdateManagerOpaque, to_download: AssetDto, silent: bool, restart: bool, restart_args: Vec<String>) -> Result<()>;
+//fn bridge_appbuilder_run(cb: UniquePtr<HookCallbackManager>, custom_args: StringArrayOption, locator: LocatorConfigOption, auto_apply: bool);
+//fn bridge_set_logger_callback(cb: UniquePtr<LoggerCallbackManager>);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif // VELOPACK_H
\ No newline at end of file
diff --git a/src/lib-cpp/src/bridge.cc b/src/lib-cpp/src/bridge.cc
index 1b343ff2..0cc1f2c4 100644
--- a/src/lib-cpp/src/bridge.cc
+++ b/src/lib-cpp/src/bridge.cc
@@ -1,2 +1,7 @@
 #include "velopack_libc/include/Velopack.h"
-#include "velopack_libc/src/bridge.hpp"
\ No newline at end of file
+#include "velopack_libc/src/bridge.hpp"
+
+DLL_EXPORT update_manager_t velopack_new_update_manager(const char* url_or_path, const update_options_t* options, const locator_config_t* locator)
+{
+    return 0;
+}
\ No newline at end of file
diff --git a/src/lib-cpp/src/lib.def b/src/lib-cpp/src/lib.def
new file mode 100644
index 00000000..fad966b8
--- /dev/null
+++ b/src/lib-cpp/src/lib.def
@@ -0,0 +1,3 @@
+LIBRARY velopack_libc
+EXPORTS
+    velopack_new_update_manager
diff --git a/src/lib-cpp/src/lib.rs b/src/lib-cpp/src/lib.rs
index 87fb6f27..2e6a45d7 100644
--- a/src/lib-cpp/src/lib.rs
+++ b/src/lib-cpp/src/lib.rs
@@ -289,9 +289,6 @@ fn bridge_appbuilder_run(cb: cxx::UniquePtr<ffi::HookCallbackManager>, custom_ar
         app = app.set_args(custom_args.data);
     }
 
-    let _ = log::set_logger(&LOGGER);
-    log::set_max_level(log::LevelFilter::Trace);
-
     app.run();
 }
 
@@ -346,6 +343,9 @@ fn get_logger() -> Option<*mut ffi::LoggerCallbackManager> {
 }
 
 fn bridge_set_logger_callback(cb: cxx::UniquePtr<ffi::LoggerCallbackManager>) {
+    let _ = log::set_logger(&LOGGER);
+    log::set_max_level(log::LevelFilter::Trace);
+    
     let cb = cb.into_raw();
     store_logger(cb);
 }
\ No newline at end of file