package com.sptmobile.link

import kotlinx.coroutines.CoroutineDispatcher
import kotlinx.coroutines.Dispatchers
import kotlinx.coroutines.ExperimentalCoroutinesApi

// [impl->REQ-DEVICE-LINK-IROH]
/**
 * The dedicated dispatcher every blocking [LinkNative] call runs on
 * (APP-PLAN Q2): JNI calls park a thread on the .so's tokio runtime, so they
 * get their own bounded IO slice and never touch the main thread. Width 8
 * covers the worst realistic burst (a few hosts' RPCs + one follow reader
 * each) without starving Dispatchers.IO for the rest of the app.
 */
object LinkIo {
    @OptIn(ExperimentalCoroutinesApi::class)
    val dispatcher: CoroutineDispatcher = Dispatchers.IO.limitedParallelism(8)
}