internal FileStream(FileHandle handle)
{
Handle = handle;
// TODO: Store Target in FileHandle
var targetProcessId = SysCalls.GetProcessIDForCommand(SysCallTarget.OpenFile);
ReadBuffer = ApplicationRuntime.RequestMessageBuffer(4096, targetProcessId);
WriteBuffer = ApplicationRuntime.RequestMessageBuffer(4096, targetProcessId);
}
private static void StartProc(string name)
{
var fileServiceProc = SysCalls.GetProcessIDForCommand(SysCallTarget.GetFileLength);
var nameBuf = SysCalls.RequestMessageBuffer(4096, fileServiceProc);
var length = SysCalls.GetFileLength(nameBuf, name);
if (length < 0)
{
return;
}
Console.WriteLine("Loading App: " + name);
Console.WriteLine("Length: " + length.ToString());
var targetProcessStartProc = SysCalls.GetProcessIDForCommand(SysCallTarget.CreateMemoryProcess);
var fileBuf = ApplicationRuntime.RequestMessageBuffer(length, targetProcessStartProc);
var transferBuf = new byte[4096];
using (var handle = File.Open(name))
{
int pos = 0;
SysCalls.SetThreadPriority(30);
while (true)
{
var gotBytes = handle.Read(transferBuf, 0, transferBuf.Length);
if (gotBytes <= 0)
{
break;
}
fileBuf.Write(transferBuf, 0, pos, gotBytes);
pos += gotBytes;
//for (var i = 0; i < gotBytes; i++)
//{
// fileBuf.SetByte(pos++, transferBuf[i]);
//}
}
SysCalls.SetThreadPriority(0);
Console.WriteLine("CreateProc...");
var procId = SysCalls.CreateMemoryProcess(fileBuf.Region, (uint)length);
var cmdProcId_SetStandartInputOutput = SysCalls.GetProcessIDForCommand(SysCallTarget.SetStandartInputOutput);
var buf2 = SysCalls.RequestMessageBuffer(4096, cmdProcId_SetStandartInputOutput);
SysCalls.SetStandartInputOutput(procId, FileHandle.StandaradInput, "/tmp/tmp_fifo", buf2);
SysCalls.StartProcess(procId);
}
}