297 lines
6.9 KiB
C
297 lines
6.9 KiB
C
/*
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* MMDEVLDR.H - The main include file for the DevLoader
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*
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* Version 4.00
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*
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* Copyright (C) 1994-1995 Microsoft Corporation. All Rights Reserved.
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*
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*/
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#ifdef _WIN32 /* ;BeginInternal */
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#define MMDEVLDR_IOCTL_GETVERSION 0
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#define MMDEVLDR_IOCTL_LINPAGELOCK 1
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#define MMDEVLDR_IOCTL_LINPAGEUNLOCK 2
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#define MMDEVLDR_IOCTL_RING0THREADHANDLE 3
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#define MMDEVLDR_IOCTL_QUEUEAPC 4
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#define MMDEVLDR_IOCTL_GETCHANGENOTIFYPTR 5
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#define MMDEVLDR_IOCTL_CLOSEVXDHANDLE 6
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#define MMDEVLDR_IOCTL_PAGEALLOCATE 7
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#define MMDEVLDR_IOCTL_PAGEFREE 8
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#define MMDEVLDR_IOCTL_GETDEVICESTATUS 9
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#define MM_DEVSTATUS_ERROR 0
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#define MM_DEVSTATUS_STARTED 1
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#define MM_DEVSTATUS_UNKNOWNPROB 2
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#define MM_DEVSTATUS_DISABLED 3
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typedef struct tagLOCKUNLOCKPARMS
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{
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DWORD dwStartPage;
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DWORD dwPageCount;
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DWORD fdwOperation;
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} LOCKUNLOCKPARMS;
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typedef struct tagQUEUEAPCPARMS
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{
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DWORD fnCallback;
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DWORD dwUser;
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DWORD hRing0Thd;
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} QUEUEAPCPARMS;
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typedef struct tagPAGEALLOCATEPARMS
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{
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DWORD dwFlags;
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DWORD dwPageCount;
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} PAGEALLOCATEPARMS;
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typedef struct tagPAGEALLOCATERETURN
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{
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VOID * lpvBase;
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DWORD hMem;
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DWORD dwPageCount;
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DWORD dwPhysBase;
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} PAGEALLOCATERETURN;
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#endif
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#ifdef MMDEVLDR_VXD
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#define MM_STOP 0
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#define MM_START 1
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#define MM_MMDEVLDR_UP 3
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#define CONFIG_QUERYSTART 0x01000
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#define MAXLEN 256
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typedef struct tagMMDEVNODE
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{
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DEVNODE dn ;
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DWORD dwDevStatus ;
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VMMLIST hlDrivers ;
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} MMDEVNODE, *PMMDEVNODE ;
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typedef struct tagMMDRVNODE
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{
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CMCONFIGHANDLER pConfigHandler ;
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DWORD dwRefData ;
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} MMDRVNODE, *PMMDRVNODE ;
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//
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// macros
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//
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#define SIZEOF_ARRAY(ar) (sizeof(ar)/sizeof((ar)[0]))
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#if defined(DEBUG_RETAIL) || defined(DEBUG)
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#define DBG_TRACE(strings) {\
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_Debug_Printf_Service( "MMDEVLDR: "); \
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_Debug_Printf_Service##strings; \
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_Debug_Printf_Service("\n");}
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#ifdef DEBUG
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#define DBG_ERROR(strings) {\
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_Debug_Printf_Service( "MMDEVLDR ERROR: "); \
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_Debug_Printf_Service##strings; \
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_Debug_Printf_Service("\n");\
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{_asm int 3}}
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#else
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#define DBG_ERROR(strings) {\
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_Debug_Printf_Service( "MMDEVLDR ERROR: "); \
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_Debug_Printf_Service##strings; \
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_Debug_Printf_Service("\n");}
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#endif
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#else
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#define DBG_TRACE(strings)
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#define DBG_ERROR(strings)
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#endif
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#ifdef DEBUG
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#define DPF( strings ) _Debug_Printf_Service##strings;
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#else
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#define DPF( strings )
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#endif
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#define QUOTE(x) #x
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#define QQUOTE(y) QUOTE(y)
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#define REMIND(str) __FILE__ "(" QQUOTE(__LINE__) ") : " str
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//
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// internal function prototypes
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//
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void MMDEVLDR_Call_MMSystem(DEVNODE dnDevNode, DWORD fLoad);
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void MMDEVLDR_CheckForMMSystem(void);
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DWORD StringLen(PCHAR psz);
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PCHAR StringCopy(PCHAR pszDst, PCHAR pszSrc);
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PCHAR StringCat(PCHAR pszDst, PCHAR pszSrc);
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#pragma warning (disable:4035) // turn off no return code warning
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PSTR VXDINLINE Get_Environment_String
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(
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PSTR pszName
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)
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{
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_asm push esi
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_asm mov esi, pszName
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VMMCall( Get_Environment_String ) ;
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_asm mov eax, edx
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_asm pop esi
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}
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#pragma warning (default:4035) // turn on no return code warning
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BOOL _InitGlobalEnvironment() ;
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VOID MMDEVLDR_SetEnvironmentString
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(
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PSTR pszName,
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PSTR pszValue
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) ;
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BOOL MMDEVLDR_GetEnvironmentString
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(
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PSTR pszName,
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PSTR pszValue,
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UINT uBufSize
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) ;
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VOID MMDEVLDR_RemoveEnvironmentString
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(
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PSTR pszName
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) ;
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VOID MMDEVLDR_AddEnvironmentString
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(
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PSTR pszName,
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PSTR pszValue
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) ;
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#else /* ;EndInternal */
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#define Multimedia_OEM_ID 0x0440 // ; MS Reserved OEM # 34
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#define MMDEVLDR_DEVICE_ID Multimedia_OEM_ID + 10 //;MMDEVLDR's device ID
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#ifdef Begin_Service_Table // define only if vmm.h is included
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#define MMDEVLDR_Service Declare_Service
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#pragma warning (disable:4003) // turn off not enough params warning
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//MACROS
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Begin_Service_Table(MMDEVLDR)
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MMDEVLDR_Service (MMDEVLDR_Register_Device_Driver, LOCAL)
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MMDEVLDR_Service (MMDEVLDR_SetDevicePresence)
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MMDEVLDR_Service (MMDEVLDR_SetEnvironmentString)
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MMDEVLDR_Service (MMDEVLDR_GetEnvironmentString)
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MMDEVLDR_Service (MMDEVLDR_RemoveEnvironmentString)
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MMDEVLDR_Service (MMDEVLDR_AddEnvironmentString)
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End_Service_Table(MMDEVLDR)
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//ENDMACROS
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#pragma warning (default:4003) // turn on not enough params warning
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#pragma warning (disable:4035) // turn off no return code warning
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VOID VXDINLINE MMDEVLDR_Register_Device_Driver
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(
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DEVNODE dnDevNode,
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DWORD fnConfigHandler,
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DWORD dwUserData
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)
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{
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_asm push ebx
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_asm mov eax,dnDevNode
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_asm mov ebx,fnConfigHandler
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_asm mov ecx,dwUserData
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VxDCall(MMDEVLDR_Register_Device_Driver);
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_asm pop ebx
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}
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VOID VXDINLINE MMDEVLDR_SetDevicePresence
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(
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DEVNODE dn,
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PCHAR pszReg,
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BOOL fPresent
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)
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{
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_asm push fPresent
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_asm push pszReg
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_asm push dn
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Touch_Register(eax)
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Touch_Register(ecx)
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Touch_Register(edx)
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VxDCall(MMDEVLDR_SetDevicePresence);
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_asm add esp, 3*4
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} ;
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VOID VXDINLINE MMDEVLDR_SetEnvironmentString
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(
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PCHAR pszName,
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PCHAR pszValue
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)
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{
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_asm push pszValue
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_asm push pszName
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Touch_Register(eax)
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Touch_Register(ecx)
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Touch_Register(edx)
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VxDCall(MMDEVLDR_SetEnvironmentString);
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_asm add esp, 2*4
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} ;
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BOOL VXDINLINE MMDEVLDR_GetEnvironmentString
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(
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PCHAR pszName,
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PCHAR pszValue,
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UINT uBufSize
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)
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{
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_asm push uBufSize
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_asm push pszValue
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_asm push pszName
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Touch_Register(eax)
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Touch_Register(ecx)
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Touch_Register(edx)
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VxDCall(MMDEVLDR_GetEnvironmentString);
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_asm add esp, 3*4
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} ;
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VOID VXDINLINE MMDEVLDR_RemoveEnvironmentString
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(
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PCHAR pszName
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)
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{
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_asm push pszName
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Touch_Register(eax)
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Touch_Register(ecx)
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Touch_Register(edx)
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VxDCall(MMDEVLDR_RemoveEnvironmentString);
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_asm add esp, 4
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} ;
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VOID VXDINLINE MMDEVLDR_AddEnvironmentString
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(
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PCHAR pszName,
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PCHAR pszValue
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)
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{
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_asm push pszValue
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_asm push pszName
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Touch_Register(eax)
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Touch_Register(ecx)
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Touch_Register(edx)
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VxDCall(MMDEVLDR_AddEnvironmentString);
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_asm add esp, 2*4
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} ;
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#pragma warning (disable:4035) // turn on no return code warning
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#endif // Begin_Service_Table
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#endif /* ;Internal */
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