Intravision/reactos
1
0
Fork 0
mirror of https://github.com/reactos/reactos.git synced 2024-07-09 06:05:11 +00:00
Code Issues Packages Projects Releases Wiki Activity

[BASESRV]

Browse source 
Move the VDM states and binary types to a public header file.
Implement GetNextDosSesId.
Continue implementing BaseSrvCheckVDM.


svn path=/branches/ntvdm/; revision=62200
This commit is contained in:
Aleksandar Andrejevic 2014-02-16 00:09:27 +00:00
parent 522f29b775
commit c64a03a80f
5 changed files with 126 additions and 20 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

18
dll/win32/kernel32/include/vdm.h
View file

@ -25,24 +25,6 @@ typedef enum _VDM_ENTRY_CODE
#define VDM_UNDO_REUSE 0x04
#define VDM_UNDO_COMPLETED 0x08
//
// Binary Types to share with VDM
//
#define BINARY_TYPE_EXE 0x01
#define BINARY_TYPE_COM 0x02
#define BINARY_TYPE_PIF 0x03
#define BINARY_TYPE_DOS 0x10
#define BINARY_TYPE_SEPARATE_WOW 0x20
#define BINARY_TYPE_WOW 0x40
#define BINARY_TYPE_WOW_EX 0x80
//
// VDM States
//
#define VDM_NOT_LOADED 0x01
#define VDM_NOT_READY 0x02
#define VDM_READY 0x04
/* STRUCTURES *****************************************************************/
typedef struct _GET_NEXT_VDM_COMMAND_DATA

1
dll/win32/kernel32/k32.h
View file

@ -46,6 +46,7 @@
#include <win/basemsg.h>
#include <win/console.h>
#include <win/conmsg.h>
#include <win/vdm.h>
/* DDK Driver Headers */
#include <mountmgr.h>

35
include/reactos/subsys/win/vdm.h Normal file
View file

@ -0,0 +1,35 @@
/*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS Base API Server DLL
* FILE: include/reactos/subsys/win/vdm.h
* PURPOSE: Public definitions for the Virtual Dos Machine
* PROGRAMMERS: Aleksandar Andrejevic <theflash AT sdf DOT lonestar DOT org>
* Alex Ionescu (alex.ionescu@reactos.org)
*/
#ifndef _VDM_H
#define _VDM_H
#pragma once
//
// Binary Types to share with VDM
//
#define BINARY_TYPE_EXE 0x01
#define BINARY_TYPE_COM 0x02
#define BINARY_TYPE_PIF 0x03
#define BINARY_TYPE_DOS 0x10
#define BINARY_TYPE_SEPARATE_WOW 0x20
#define BINARY_TYPE_WOW 0x40
#define BINARY_TYPE_WOW_EX 0x80
//
// VDM States
//
#define VDM_NOT_LOADED 0x01
#define VDM_NOT_READY 0x02
#define VDM_READY 0x04
#endif // _VDM_H
/* EOF */

89
subsystems/win/basesrv/vdm.c
View file

@ -20,6 +20,7 @@
BOOLEAN FirstVDM = TRUE;
LIST_ENTRY VDMConsoleListHead;
RTL_CRITICAL_SECTION DosCriticalSection;
RTL_CRITICAL_SECTION WowCriticalSection;
/* FUNCTIONS ******************************************************************/
@ -39,6 +40,35 @@ NTSTATUS NTAPI BaseSrvGetConsoleRecord(HANDLE ConsoleHandle, PVDM_CONSOLE_RECORD
return CurrentRecord ? STATUS_SUCCESS : STATUS_NOT_FOUND;
}
ULONG NTAPI GetNextDosSesId(VOID)
{
ULONG SessionId;
PLIST_ENTRY i;
PVDM_CONSOLE_RECORD CurrentRecord = NULL;
BOOLEAN Found;
/* Search for an available session ID */
for (SessionId = 1; SessionId != 0; SessionId++)
{
Found = FALSE;
/* Check if the ID is already in use */
for (i = VDMConsoleListHead.Flink; i != &VDMConsoleListHead; i = i->Flink)
{
CurrentRecord = CONTAINING_RECORD(i, VDM_CONSOLE_RECORD, Entry);
if (CurrentRecord->SessionId == SessionId) Found = TRUE;
}
/* If not, we found one */
if (!Found) break;
}
ASSERT(SessionId != 0);
/* Return the session ID */
return SessionId;
}
VOID NTAPI BaseInitializeVDM(VOID)
{
/* Initialize the list head */
@ -46,13 +76,17 @@ VOID NTAPI BaseInitializeVDM(VOID)
/* Initialize the critical section */
RtlInitializeCriticalSection(&DosCriticalSection);
RtlInitializeCriticalSection(&WowCriticalSection);
}
/* PUBLIC SERVER APIS *********************************************************/
CSR_API(BaseSrvCheckVDM)
{
NTSTATUS Status;
PBASE_CHECK_VDM CheckVdmRequest = &((PBASE_API_MESSAGE)ApiMessage)->Data.CheckVDMRequest;
PRTL_CRITICAL_SECTION CriticalSection = NULL;
PVDM_CONSOLE_RECORD ConsoleRecord = NULL;
/* Validate the message buffers */
if (!CsrValidateMessageBuffer(ApiMessage,
@ -87,8 +121,59 @@ CSR_API(BaseSrvCheckVDM)
return STATUS_INVALID_PARAMETER;
}
// TODO: NOT IMPLEMENTED
return STATUS_NOT_IMPLEMENTED;
CriticalSection = (CheckVdmRequest->BinaryType != BINARY_TYPE_SEPARATE_WOW)
? &DosCriticalSection
: &WowCriticalSection;
/* Enter the critical section */
RtlEnterCriticalSection(CriticalSection);
/* Check if this is a DOS or WOW VDM */
if (CheckVdmRequest->BinaryType != BINARY_TYPE_SEPARATE_WOW)
{
/* Get the console record */
Status = BaseSrvGetConsoleRecord(CheckVdmRequest->ConsoleHandle,
&ConsoleRecord);
if (!NT_SUCCESS(Status))
{
/* Allocate a new console record */
ConsoleRecord = (PVDM_CONSOLE_RECORD)RtlAllocateHeap(BaseSrvHeap,
HEAP_ZERO_MEMORY,
sizeof(VDM_CONSOLE_RECORD));
if (ConsoleRecord == NULL)
{
Status = STATUS_NO_MEMORY;
goto Cleanup;
}
/* Initialize the console record */
ConsoleRecord->ConsoleHandle = CheckVdmRequest->ConsoleHandle;
ConsoleRecord->CurrentDirs = NULL;
ConsoleRecord->CurDirsLength = 0;
ConsoleRecord->SessionId = GetNextDosSesId();
InitializeListHead(&ConsoleRecord->DosListHead);
/* Add the console record */
InsertTailList(&VDMConsoleListHead, &ConsoleRecord->Entry);
}
// TODO: NOT IMPLEMENTED
UNIMPLEMENTED;
return STATUS_NOT_IMPLEMENTED;
}
else
{
// TODO: NOT IMPLEMENTED
UNIMPLEMENTED;
return STATUS_NOT_IMPLEMENTED;
}
Cleanup:
/* Leave the critical section */
RtlLeaveCriticalSection(CriticalSection);
return Status;
}
CSR_API(BaseSrvUpdateVDMEntry)

3
subsystems/win/basesrv/vdm.h
View file

@ -9,6 +9,8 @@
#ifndef __VDM_H__
#define __VDM_H__
#include <win/vdm.h>
/* DEFINITIONS ****************************************************************/
typedef struct _VDM_CONSOLE_RECORD
@ -17,6 +19,7 @@ typedef struct _VDM_CONSOLE_RECORD
HANDLE ConsoleHandle;
PCHAR CurrentDirs;
ULONG CurDirsLength;
ULONG SessionId;
LIST_ENTRY DosListHead;
// TODO: Structure incomplete!!!
} VDM_CONSOLE_RECORD, *PVDM_CONSOLE_RECORD;