/* *@@sourcefile devhlp32.h: * declarations for 32-bit device driver helper routines. * */ #ifndef DEVHLP32_HEADER_INCLUDED #define DEVHLP32_HEADER_INCLUDED #ifndef __infoseg_h #define __infoseg_h #include #endif #ifdef __IBMC__ #include #else typedef char *va_list; #endif #pragma pack(1) struct PageList { unsigned long physaddr; unsigned long size; }; struct ddtable { USHORT reserved[3]; PTR16 idc_entry; USHORT idc_ds; }; #pragma pack() /* ****************************************************************** * * Virtual Device Driver Helper (VDH) prototypes * ********************************************************************/ typedef ULONG VDHSEM; // It should be VOID typedef VDHSEM *HVDHSEM; // but vddvdh.inc has typedef HVDHSEM *PHVDHSEM; // problems with it #define VDHENTRY _Pascal // to declare exported VDH services #define VDH_EVENTSEM 0x0000 #define VDH_MUTEXSEM 0x0001 BOOL VDHENTRY VDHCreateSem(PHVDHSEM, ULONG); VOID VDHENTRY VDHDestroySem(HVDHSEM); typedef struct VDHSemState_s { UCHAR vss_SemType; // VDH_EVENTSEM/VDH_MUTEXSEM UCHAR vss_fOwned; // 0 -> Not Owned; 1 -> Owned USHORT vss_fWaiter; // 0 -> No one waiting; 1 -> Waiting USHORT vss_cRequest; // request count in mutex case TID vss_tid; // tid of the owner if owned }VDHSEMSTATE; typedef VDHSEMSTATE *PVDHSEMSTATE; VOID VDHENTRY VDHQuerySem(HVDHSEM,PVDHSEMSTATE); VOID VDHENTRY VDHResetEventSem(HVDHSEM); VOID VDHENTRY VDHPostEventSem(HVDHSEM); BOOL VDHENTRY VDHWaitEventSem(HVDHSEM,ULONG); BOOL VDHENTRY VDHRequestMutexSem(HVDHSEM,ULONG); VOID VDHENTRY VDHReleaseMutexSem(HVDHSEM); /* ****************************************************************** * * DevHlp32 prototypes * ********************************************************************/ extern int DH32ENTRY DevHlp32_AllocGDTSelector(unsigned short *psel, int count); extern int DH32ENTRY DevHlp32_AttachDD(char *ddname, struct ddtable *table); #define VERIFY_READONLY 0 #define VERIFY_READWRITE 1 extern int DH32ENTRY2 DevHlp32_Beep(ULONG ulFreq, // ebp + 8 ULONG ulDuration); // ebp + 12 extern int DH32ENTRY DevHlp32_CloseEventSem(unsigned long handle); // ebp + 8 extern int DH32ENTRY2 DevHlp32_EOI(unsigned short interrupt_level); /* ax */ extern int DH32ENTRY2 DevHlp32_FreeGDTSelector(unsigned short sel); /* ax */ #define DHGETDOSV_SYSINFOSEG 1 #define DHGETDOSV_LOCINFOSEG 2 #define DHGETDOSV_VECTORSDF 4 #define DHGETDOSV_VECTORREBOOT 5 #define DHGETDOSV_YIELDFLAG 7 /*@V76282*/ #define DHGETDOSV_TCYIELDFLAG 8 /*@V76282*/ #define DHGETDOSV_DOSCODEPAGE 11 /*@V76282*/ #define DHGETDOSV_INTERRUPTLEV 13 #define DHGETDOSV_DEVICECLASSTABLE 14 /*@V76282*/ #define DHGETDOSV_DMQSSELECTOR 15 /*@V76282*/ #define DHGETDOSV_APMINFO 16 /*@V76282*/ extern int DH32ENTRY DevHlp32_GetDosVar(int index, /* ebp + 8 */ PTR16 *value, /* ebp + 12 */ int member); /* ebp + 16 */ extern int DH32ENTRY DevHlp32_GetInfoSegs(struct InfoSegGDT **ppSysInfoSeg, /* ebp + 8 */ struct InfoSegLDT **ppLocInfoSeg); /* ebp + 12 */ extern void DH32ENTRY DevHlp32_InternalError(char *msg, /* ebp + 8 */ int len); /* ebp + 12 */ extern int DH32ENTRY DevHlp32_LinToPageList(void *lin, /* ebp + 8 */ unsigned long size, /* ebp + 12 */ struct PageList *pages, /* ebp + 16 */ unsigned long *nr_pages); /* ebp + 20 */ extern int DH32ENTRY DevHlp32_OpenEventSem(unsigned long handle); /* ebp + 8 */ extern int DH32ENTRY DevHlp32_PageListToLin(unsigned long size, /* ebp + 8 */ struct PageList *pPageList, /* ebp + 12 */ void **pLin); /* ebp + 16 */ extern int DH32ENTRY DevHlp32_PostEventSem(unsigned long handle); /* ebp + 8 */ #define WAIT_IS_INTERRUPTABLE 0 #define WAIT_IS_NOT_INTERRUPTABLE 1 #define WAIT_INTERRUPTED 0x8003 #define WAIT_TIMED_OUT 0x8001 extern int DH32ENTRY DevHlp32_ProcBlock(unsigned long eventid, /* bp + 8 */ long timeout, /* bp + 12 */ short interruptible); /* bp + 16 */ extern int DH32ENTRY DevHlp32_ProcRun(unsigned long eventid); /* ebp + 8 */ extern int DH32ENTRY DevHlp32_ResetEventSem(unsigned long handle, /* ebp + 8 */ int *nposts); /* ebp + 12 */ extern int DH32ENTRY DevHlp32_SaveMessage(char *msg, /* ebp + 8 */ int len); /* ebp + 12 */ #define DHSEC_GETEXPORT 0x48a78df8 #define DHSEC_SETIMPORT 0x73ae3627 #define DHSEC_GETINFO 0x33528882 extern int DH32ENTRY DevHlp32_Security(unsigned long func, /* ebp + 8 */ void *ptr); /* ebp + 12 */ extern int DH32ENTRY DevHlp32_SemClearRam1(VOID); extern int DH32ENTRY DevHlp32_SemRequestRam1(ULONG ulSemTimeout); extern int DH32ENTRY DevHlp32_setIRQ(unsigned short offset_irq, /* ebp + 8 */ unsigned short interrupt_level, /* ebp + 12 */ unsigned short sharing_flag, /* ebp + 16 */ unsigned short data16_segment); /* ebp + 20 */ extern int DH32ENTRY DevHlp32_UnSetIRQ(unsigned short interrupt_level, /* ebp + 8 */ unsigned short data16_segment); /* ebp + 12 */ extern int DH32ENTRY DevHlp32_VerifyAccess(PTR16 address, /* ebp + 8 */ unsigned short size, /* ebp + 12 */ int flags); /* ebp + 16 */ extern int DH32ENTRY DevHlp32_VirtToLin(PTR16 virt, // [ebp + 8] void **plin); // [ebp + 12] #define VMDHA_16M 0x0001 #define VMDHA_FIXED 0x0002 #define VMDHA_SWAP 0x0004 #define VMDHA_CONTIG 0x0008 #define VMDHA_PHYS 0x0010 #define VMDHA_PROCESS 0x0020 #define VMDHA_SGSCONT 0x0040 #define VMDHA_RESERVE 0x0100 #define VMDHA_USEHIGHMEM 0x0800 #define VMDHA_NOPHYSADDR 0xFFFFFFFF extern int DH32ENTRY DevHlp32_VMAlloc(unsigned long Length, /* ebp + 8 */ unsigned long PhysAddr, /* ebp + 12 */ unsigned long Flags, /* ebp + 16 */ void **LinAddr); /* ebp + 20 */ extern int _Optlink DevHlp32_VMFree(void *addr); /* eax */ #define VMDHL_WRITE 0x0008 #define VMDHL_LONG 0x0010 #define VMDHL_VERIFY 0x0020 extern int DH32ENTRY DevHlp32_VMLock(unsigned long flags, void *addr, unsigned long length, void *pPageList, void *pLockHandle, unsigned long *pPageListCount); #define VMDHPG_READONLY 0x0000 /*@V76282*/ #define VMDHPG_WRITE 0x0001 /*@V76282*/ extern int DH32ENTRY DevHlp32_VMProcessToGlobal(ULONG ulFlags, PVOID plinProcess, ULONG Length, PVOID *pplinGlobal); extern int DH32ENTRY DevHlp32_VMUnlock(void *pLockHandle); /* ebp + 8 */ extern void DH32ENTRY DevHlp32_Yield(void); extern int DH32ENTRY sec32_attach_ses (void *SecHlp); extern int DH32ENTRY __vsprintf(char *buf, const char *fmt, va_list args); extern unsigned long DH32ENTRY __strtoul (const char *string, char **end_ptr, int radix); extern long DH32ENTRY __strtol (const char *string, char **end_ptr, int radix); extern long DH32ENTRY __atol (const char *string); extern char * DH32ENTRY __strupr (char *string); extern char * DH32ENTRY __strpbrk (const char *string1, const char *string2); extern int DH32ENTRY __fnmatch (const char *mask, const char *name, int flags); extern void * _Pascal VDHQueryLin(PTR16); #endif