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revert of mass delete of the posix subsystem. perhaps there is hope for it yet.

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svn path=/trunk/; revision=3674
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Rex Jolliff 2002-10-29 04:45:58 +00:00
parent c29a543da5
commit 385fdfdfeb
166 changed files with 20265 additions and 0 deletions
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posix/server/port/api.c Normal file
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/* $Id: api.c,v 1.3 2002/10/29 04:45:58 rex Exp $
*
* PROJECT : ReactOS / POSIX+ Environment Subsystem Server
* FILE : reactos/subsys/psx/server/port/api.c
* DESCRIPTION: \POSIX+\ApiPort LPC port logic.
* DATE : 2001-04-04
* AUTHOR : Emanuele Aliberti <eal@users.sf.net>
*
* --------------------------------------------------------------------
*
* This software is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this software; see the file COPYING. If not, write
* to the Free Software Foundation, Inc., 675 Mass Ave, Cambridge,
* MA 02139, USA.
*
* --------------------------------------------------------------------
*/
#include <psxss.h>
#include <psx/lpcproto.h>
#include "utils.h"
/**********************************************************************
* ProcessConnectionRequest/ PRIVATE
*
* DESCRIPTION
* This is called when a PSX process attaches to PSXDLL.DLL.
*/
PRIVATE NTSTATUS STDCALL
ProcessConnectionRequest (PLPC_MAX_MESSAGE pRequest)
{
PPSX_CONNECT_PORT_DATA pConnectData = (PPSX_CONNECT_PORT_DATA) & pRequest->Data;
NTSTATUS Status;
HANDLE hConnectedPort;
ULONG ulPortIdentifier;
debug_print (L"PSXSS: ->"__FUNCTION__);
/* Check if the caller is a process */
Status = PsxCheckConnectionRequest (
pConnectData,
PSX_CONNECTION_TYPE_PROCESS
);
if (!NT_SUCCESS(Status))
{
Status = NtAcceptConnectPort (
& hConnectedPort,
NULL,
& pRequest->Header,
FALSE, /* reject connection request */
NULL,
NULL
);
if (!NT_SUCCESS(Status))
{
debug_print(
L"PSXSS: "__FUNCTION__": NtAcceptConnectPort failed with status=%08x",
Status
);
}
return STATUS_UNSUCCESSFUL;
}
/* OK, accept the connection */
Status = NtAcceptConnectPort (
& hConnectedPort,
& ulPortIdentifier,
& pRequest->Header,
TRUE, /* accept connection request */
NULL,
NULL
);
if (!NT_SUCCESS(Status))
{
debug_print(L"PSXSS: "__FUNCTION__": NtAcceptConnectPort failed with status=%08x", Status);
return Status;
}
Status = PsxCreateProcess (pRequest,hConnectedPort,ulPortIdentifier);
if (!NT_SUCCESS(Status))
{
debug_print(L"PSXSS: "__FUNCTION__": PsxCreateProcess failed with status=%08x", Status);
return Status;
}
Status = NtCompleteConnectPort (hConnectedPort);
if (!NT_SUCCESS(Status))
{
debug_print(L"PSXSS: "__FUNCTION__": NtCompleteConnectPort failed with status=%08x", Status);
return Status;
}
debug_print (L"PSXSS: <-"__FUNCTION__);
return STATUS_SUCCESS;
}
/**********************************************************************
* ProcessRequest/ PRIVATE
*
* DESCRIPTION
* This is the actual POSIX system calls dispatcher.
*/
PRIVATE NTSTATUS STDCALL
ProcessRequest (PPSX_MAX_MESSAGE pRequest)
{
debug_print (L"PSXSS: ->"__FUNCTION__);
if (pRequest->PsxHeader.Procedure < PSX_SYSCALL_APIPORT_COUNT)
{
pRequest->PsxHeader.Status =
SystemCall [pRequest->PsxHeader.Procedure] (pRequest);
}
else
{
pRequest->PsxHeader.Status = STATUS_INVALID_SYSTEM_SERVICE;
}
return STATUS_SUCCESS;
}
/**********************************************************************
* ApiPortListener/1
*
* DESCRIPTION
* The thread to process messages from the \POSIX+\ApiPort
* LPC port. Mostly used by PSXDLL.DLL.
*/
VOID STDCALL
ApiPortListener (PVOID pArg)
{
ULONG ulIndex = (ULONG) pArg;
NTSTATUS Status;
LPC_TYPE RequestType;
ULONG PortIdentifier;
PSX_MAX_MESSAGE Request;
PPSX_MAX_MESSAGE Reply = NULL;
BOOL NullReply = FALSE;
debug_print (L"PSXSS: ->"__FUNCTION__" pArg=%d", ulIndex);
while (TRUE)
{
Reply = NULL;
NullReply = FALSE;
while (!NullReply)
{
Status = NtReplyWaitReceivePort (
Server.Port[ulIndex].hObject,
0,
(PLPC_MESSAGE) Reply,
(PLPC_MESSAGE) & Request
);
if (!NT_SUCCESS(Status))
{
break;
}
RequestType = PORT_MESSAGE_TYPE(Request);
switch (RequestType)
{
case LPC_CONNECTION_REQUEST:
ProcessConnectionRequest ((PLPC_MAX_MESSAGE) & Request);
NullReply = TRUE;
continue;
case LPC_CLIENT_DIED:
case LPC_PORT_CLOSED:
case LPC_DEBUG_EVENT:
case LPC_ERROR_EVENT:
case LPC_EXCEPTION:
NullReply = TRUE;
continue;
default:
if (RequestType != LPC_REQUEST)
{
NullReply = TRUE;
continue;
}
}
Reply = & Request;
Reply->PsxHeader.Status = ProcessRequest (& Request);
NullReply = FALSE;
}
if ((STATUS_INVALID_HANDLE == Status) ||
(STATUS_OBJECT_TYPE_MISMATCH == Status))
{
break;
}
}
#ifdef __PSXSS_ON_W32__
TerminateThread(GetCurrentThread(),Status);
#else
NtTerminateThread(NtCurrentThread(),Status);
#endif
}
/* EOF */