216 lines
4.3 KiB
C
216 lines
4.3 KiB
C
/*
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* nt_vdd.h
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*
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* VDD services exports and defines
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*
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*/
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#ifndef _NT_VDD
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#define _NT_VDD
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/**
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* IO port service prototypes and data structure definitions
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**/
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/** Basic typedefs of VDD IO hooks **/
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typedef VOID (*PFNVDD_INB) (WORD iport,BYTE * data);
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typedef VOID (*PFNVDD_INW) (WORD iport,WORD * data);
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typedef VOID (*PFNVDD_INSB) (WORD iport,BYTE * data,WORD count);
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typedef VOID (*PFNVDD_INSW) (WORD iport,WORD * data,WORD count);
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typedef VOID (*PFNVDD_OUTB) (WORD iport,BYTE data);
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typedef VOID (*PFNVDD_OUTW) (WORD iport,WORD data);
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typedef VOID (*PFNVDD_OUTSB) (WORD iport,BYTE * data,WORD count);
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typedef VOID (*PFNVDD_OUTSW) (WORD iport,WORD * data,WORD count);
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/** Array of handlers for VDD IO hooks. **/
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typedef struct _VDD_IO_HANDLERS {
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PFNVDD_INB inb_handler;
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PFNVDD_INW inw_handler;
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PFNVDD_INSB insb_handler;
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PFNVDD_INSW insw_handler;
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PFNVDD_OUTB outb_handler;
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PFNVDD_OUTW outw_handler;
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PFNVDD_OUTSB outsb_handler;
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PFNVDD_OUTSW outsw_handler;
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} VDD_IO_HANDLERS, *PVDD_IO_HANDLERS;
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/** Port Range structure **/
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typedef struct _VDD_IO_PORTRANGE {
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WORD First;
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WORD Last;
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} VDD_IO_PORTRANGE, *PVDD_IO_PORTRANGE;
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BOOL VDDInstallIOHook (
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HANDLE hVDD,
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WORD cPortRange,
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PVDD_IO_PORTRANGE pPortRange,
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PVDD_IO_HANDLERS IOhandler
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);
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VOID VDDDeInstallIOHook (
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HANDLE hVdd,
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WORD cPortRange,
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PVDD_IO_PORTRANGE pPortRange
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);
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WORD VDDReserveIrqLine (
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HANDLE hVdd,
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WORD IrqLine
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);
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BOOL VDDReleaseIrqLine (
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HANDLE hVdd,
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WORD IrqLine
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);
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/**
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* DMA service prototypes and data structure definitions
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**/
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/** Buffer definition for returning DMA information **/
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typedef struct _VDD_DMA_INFO {
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WORD addr;
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WORD count;
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WORD page;
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BYTE status;
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BYTE mode;
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BYTE mask;
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} VDD_DMA_INFO, *PVDD_DMA_INFO;
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/** bits for querying the DMA information **/
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#define VDD_DMA_ADDR 0x01
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#define VDD_DMA_COUNT 0x02
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#define VDD_DMA_PAGE 0x04
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#define VDD_DMA_STATUS 0x08
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#define VDD_DMA_ALL VDD_DMA_ADDR | VDD_DMA_COUNT | VDD_DMA_PAGE | VDD_DMA_STATUS
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DWORD VDDRequestDMA (
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HANDLE hVDD,
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WORD iChannel,
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PVOID Buffer,
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DWORD length
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);
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BOOL VDDSetDMA (
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HANDLE hVDD,
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WORD iChannel,
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WORD fDMA,
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PVDD_DMA_INFO Buffer
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);
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BOOL VDDQueryDMA (
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HANDLE hVDD,
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WORD iChannel,
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PVDD_DMA_INFO pDmaInfo
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);
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/**
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* Memory mapped I/O service prototypes and data structure definitions
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**/
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typedef VOID (*PVDD_MEMORY_HANDLER) (PVOID FaultAddress, ULONG RWMode);
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BOOL VDDInstallMemoryHook (
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HANDLE hVDD,
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PVOID pStart,
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DWORD count,
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PVDD_MEMORY_HANDLER MemoryHandler
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);
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BOOL VDDDeInstallMemoryHook (
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HANDLE hVDD,
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PVOID pStart,
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DWORD count
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);
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BOOL VDDAllocMem(
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HANDLE hVDD,
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PVOID Address,
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DWORD Size
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);
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BOOL VDDFreeMem(
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HANDLE hVDD,
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PVOID Address,
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DWORD Size
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);
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/**
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* Misc. service prototypes and data structure definitions
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**/
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BOOL VDDIncludeMem(
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HANDLE hVDD,
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PVOID Address,
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DWORD Size
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);
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VOID VDDTerminateVDM();
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/** Basic typedefs of VDD User hooks **/
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typedef VOID (*PFNVDD_UCREATE) (USHORT DosPDB);
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typedef VOID (*PFNVDD_UTERMINATE) (USHORT DosPDB);
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typedef VOID (*PFNVDD_UBLOCK) (VOID);
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typedef VOID (*PFNVDD_URESUME) (VOID);
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/** Array of handlers for VDD User hooks. **/
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typedef struct _VDD_USER_HANDLERS {
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HANDLE hvdd;
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PFNVDD_UCREATE ucr_handler;
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PFNVDD_UTERMINATE uterm_handler;
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PFNVDD_UBLOCK ublock_handler;
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PFNVDD_URESUME uresume_handler;
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struct _VDD_USER_HANDLERS *next;
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} VDD_USER_HANDLERS, *PVDD_USER_HANDLERS;
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/** Function prototypes **/
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BOOL VDDInstallUserHook (
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HANDLE hVDD,
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PFNVDD_UCREATE Ucr_Handler,
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PFNVDD_UTERMINATE Uterm_Handler,
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PFNVDD_UBLOCK Ublock_handler,
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PFNVDD_URESUME Uresume_handler
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);
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BOOL VDDDeInstallUserHook (
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HANDLE hVdd
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);
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VOID VDDTerminateUserHook(USHORT DosPDB);
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VOID VDDCreateUserHook(USHORT DosPDB);
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VOID VDDBlockUserHook(VOID);
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VOID VDDResumeUserHook(VOID);
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VOID VDDSimulate16(VOID);
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SHORT VDDAllocateDosHandle(ULONG pPDB, PVOID* ppSFT, PVOID* ppJFT);
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VOID VDDAssociateNtHandle(PVOID pSFT, HANDLE h32File, WORD wAccess);
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BOOL VDDReleaseDosHandle (ULONG pPDB, SHORT hFile);
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HANDLE VDDRetrieveNtHandle (ULONG pPDB, SHORT hFile, PVOID* ppSFT, PVOID* ppJFT);
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#endif // ifndef _NT_VDD
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