public virtual int sceKernelSendMbx(int uid, TPointer msgAddr)
{
SceKernelMbxInfo info = mbxMap[uid];
bool msgConsumed = false;
// If the Mbx is empty, check if some thread is already waiting.
// If a thread is already waiting, do not update the msg "nextMsgPacketAddr" FieldInfo.
if (!info.hasMessage())
{
SceKernelThreadInfo thread = info.threadWaitingList.FirstWaitingThread;
if (thread != null)
{
//if (log.DebugEnabled)
{
Console.WriteLine(string.Format("sceKernelSendMbx waking thread {0}", thread));
}
thread.wait.Mbx_resultAddr.setValue(msgAddr.Address);
info.threadWaitingList.removeWaitingThread(thread);
thread.cpuContext._v0 = 0;
ThreadManForUser threadMan = Modules.ThreadManForUserModule;
threadMan.hleChangeThreadState(thread, PSP_THREAD_READY);
threadMan.hleRescheduleCurrentThread();
msgConsumed = true;
}
}
// Add the message if it has not yet been consumed by a waiting thread
if (!msgConsumed)
{
if ((info.attr & PSP_MBX_ATTR_MSG_PRIORITY) == PSP_MBX_ATTR_MSG_FIFO)
{
info.addMsg(msgAddr.Memory, msgAddr.Address);
}
else if ((info.attr & PSP_MBX_ATTR_MSG_PRIORITY) == PSP_MBX_ATTR_MSG_PRIORITY)
{
info.addMsgByPriority(msgAddr.Memory, msgAddr.Address);
}
}
return(0);
}
