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- /****************************************************************************
- *
- * SciTech OS Portability Manager Library
- *
- * ========================================================================
- *
- * The contents of this file are subject to the SciTech MGL Public
- * License Version 1.0 (the "License"); you may not use this file
- * except in compliance with the License. You may obtain a copy of
- * the License at http://www.scitechsoft.com/mgl-license.txt
- *
- * Software distributed under the License is distributed on an
- * "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
- * implied. See the License for the specific language governing
- * rights and limitations under the License.
- *
- * The Original Code is Copyright (C) 1991-1998 SciTech Software, Inc.
- *
- * The Initial Developer of the Original Code is SciTech Software, Inc.
- * All Rights Reserved.
- *
- * ========================================================================
- *
- * Language: ANSI C
- * Environment: Win32, OS/2
- *
- * Description: Include file for the SciTech Portability Manager 32-bit
- * helper VxD for Windows 9x for and the 16-bit ring 0
- * helper device driver for OS/2.
- *
- * This file documents all the public services used by the
- * SciTech Portability Manager library and SciTech Nucleus
- * loader library.
- *
- ****************************************************************************/
- #ifndef __PMHELP_H
- #define __PMHELP_H
- /* Include version information */
- #include "sdd/sddver.h"
- #define PMHELP_Major SDD_RELEASE_MAJOR
- #define PMHELP_Minor SDD_RELEASE_MINOR
- #define PMHELP_VERSION ((PMHELP_Major << 8) | PMHELP_Minor)
- #ifdef __OS2__
- /****************************************************************************
- * Public OS/2 Support functions
- ****************************************************************************/
- #include "scitech.h"
- #include "nucleus/graphics.h"
- /* Name of device driver */
- #define PMHELP_NAME (PSZ)"sddhelp$"
- /* Main IOCTL function to talk to device driver */
- #define PMHELP_IOCTL 0x0080
- /* Macro definition for defining IOCTL function control codes for the SDDHELP
- * device driver for OS/2. Similar to that used for the DOS/Win32 version.
- */
- #define PMHELP_CTL_CODE(name,value) \
- PMHELP_##name = value
- typedef enum {
- /* Version function used by all drivers */
- PMHELP_CTL_CODE(GETVER ,0x0001),
- PMHELP_CTL_CODE(MAPPHYS ,0x0002),
- PMHELP_CTL_CODE(ALLOCLOCKED ,0x0003),
- PMHELP_CTL_CODE(FREELOCKED ,0x0004),
- PMHELP_CTL_CODE(GETGDT32 ,0x0005),
- PMHELP_CTL_CODE(MALLOCSHARED ,0x0007),
- PMHELP_CTL_CODE(FREESHARED ,0x0008),
- PMHELP_CTL_CODE(MAPTOPROCESS ,0x0009),
- PMHELP_CTL_CODE(FREEPHYS ,0x000A),
- PMHELP_CTL_CODE(FLUSHTLB ,0x000B),
- PMHELP_CTL_CODE(SAVECR4 ,0x000C),
- PMHELP_CTL_CODE(RESTORECR4 ,0x000D),
- PMHELP_CTL_CODE(READMSR ,0x000E),
- PMHELP_CTL_CODE(WRITEMSR ,0x000F),
- PMHELP_CTL_CODE(GETPHYSICALADDR ,0x0010),
- PMHELP_CTL_CODE(GETPHYSICALADDRRANGE ,0x0011),
- PMHELP_CTL_CODE(LOCKPAGES ,0x0012),
- PMHELP_CTL_CODE(UNLOCKPAGES ,0x0013),
- PMHELP_CTL_CODE(GETSHAREDEXP ,0x0042),
- PMHELP_CTL_CODE(SETSHAREDEXP ,0x0043),
- PMHELP_CTL_CODE(GETSTACKSWITCHRTN ,0x0044),
- PMHELP_CTL_CODE(GETBUILDNO ,0x0050),
- } PMHELP_ctlCodes;
- #else
- /****************************************************************************
- * Public DOS/Windows Support functions
- ****************************************************************************/
- #ifdef DEVICE_MAIN
- #include <vtoolsc.h>
- #define PMHELP_Init_Order (VDD_INIT_ORDER-1)
- #define RETURN_LONGS(n) *p->dioc_bytesret = (n) * sizeof(ulong)
- #endif /* DEVICE_MAIN */
- #include "scitech.h"
- #include "nucleus/graphics.h"
- /* We connect to the SDDHELP.VXD module if it is staticly loaded (as part
- * of SciTech Display Doctor), otherwise we dynamically load the PMHELP.VXD
- * public helper VxD.
- */
- #define PMHELP_DeviceID 0x0000
- #define SDDHELP_DeviceID 0x3DF8
- #define VXDLDR_DeviceID 0x0027
- #define SDDHELP_MODULE "SDDHELP"
- #define SDDHELP_NAME "SDDHELP.VXD"
- #define PMHELP_MODULE "PMHELP"
- #define PMHELP_NAME "PMHELP.VXD"
- #define PMHELP_DDBNAME "pmhelp "
- #define SDDHELP_MODULE_PATH "\\\\.\\" SDDHELP_MODULE
- #define PMHELP_MODULE_PATH "\\\\.\\" PMHELP_MODULE
- #define PMHELP_VXD_PATH "\\\\.\\" PMHELP_NAME
- /* Macro definition for defining IOCTL function control codes for the PMHELP
- * device drivers for Windows 9x and NT. This macro is basically derived from
- * the CTL_CODE macro in the Windows 2000 DDK, but we hard code it here to
- * avoid having to #include any of the Windows 2000 DDK header files. We also
- * define both a 16-bit and 32-bit version of the control code within the same
- * macro to simplify future additions.
- *
- * Essentially the Win32 macro would normally expand to the following:
- *
- * CTL_CODE(FILE_DEVICE_VIDEO,0x800+value,METHOD_BUFFERED,FILE_ANY_ACCESS)
- */
- #define PMHELP_CTL_CODE(name,value) \
- PMHELP_##name = value, \
- PMHELP_##name##32 = ((0x23 << 16) | (0 << 14) | ((0x800+value) << 2) | (0))
- typedef enum {
- /* Include all the control codes. We keep them in a separate header
- * file so we can include them in multiple places to make this
- * more versatile.
- */
- #include "pm_wctl.h"
- } PMHELP_ctlCodes;
- /* For real mode VxD calls, we put the function number into the high
- * order word of EAX, and a value of 0x4FFF in AX. This allows our
- * VxD handler which is set up to handle Int 10's to recognise a native
- * PMHELP API call from a real mode DOS program.
- */
- #ifdef REALMODE
- #define API_NUM(num) (((ulong)(num) << 16) | 0x4FFF)
- #else
- #define API_NUM(num) (num)
- #endif
- #endif /* !__OS2__ */
- #endif /* __PMHELP_H */
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