add: initial plugin manager

src/api.rs

@@ -0,0 +1,31 @@
+use std::{ffi::CStr, os::raw::c_char};
+
+use crate::plugins::PLUGIN_REGISTRAR;
+
+pub type LoadPluginFunc = fn(*const i8) -> i32;
+pub type UnloadPluginFunc = fn(*const i8) -> i32;
+
+pub struct RustDeskApiTable {
+    pub register_plugin: LoadPluginFunc,
+    pub unload_plugin: UnloadPluginFunc,
+}
+
+#[no_mangle]
+fn load_plugin(path: *const i8) -> i32 {
+    PLUGIN_REGISTRAR.load_plugin(path)
+}
+
+#[no_mangle]
+fn unload_plugin(path: *const i8) -> i32 {
+    PLUGIN_REGISTRAR.unload_plugin(path)
+}
+
+impl Default for RustDeskApiTable {
+    fn default() -> Self {
+        let f = load_plugin;
+        Self {
+            register_plugin: load_plugin,
+            unload_plugin: unload_plugin,
+        }
+    }
+}