package com.example.tgwsproxy

import com.sun.jna.Library
import com.sun.jna.Native
import com.sun.jna.Pointer

interface ProxyLibrary : Library {
    companion object {
        val INSTANCE = Native.load("tgwsproxy", ProxyLibrary::class.java) as ProxyLibrary
    }
    
    fun StartProxy(host: String, port: Int, dcIps: String, verbose: Int): Int
    fun StopProxy(): Int
    fun SetPoolSize(size: Int)
    fun GetStats(): Pointer?
    fun FreeString(p: Pointer)
}

object NativeProxy {
    fun startProxy(host: String, port: Int, dcIps: String, verbose: Int): Int {
        return ProxyLibrary.INSTANCE.StartProxy(host, port, dcIps, verbose)
    }
    fun stopProxy(): Int {
        return ProxyLibrary.INSTANCE.StopProxy()
    }
    fun setPoolSize(size: Int) {
        ProxyLibrary.INSTANCE.SetPoolSize(size)
    }
    fun getStats(): String? {
        val ptr = ProxyLibrary.INSTANCE.GetStats() ?: return null
        val res = ptr.getString(0)
        ProxyLibrary.INSTANCE.FreeString(ptr)
        return res
    }
}