diff options
Diffstat (limited to 'private/mvdm/ieuvddex/i386/vdmtib.c')
| -rw-r--r-- | private/mvdm/ieuvddex/i386/vdmtib.c | 322 |
1 files changed, 322 insertions, 0 deletions
diff --git a/private/mvdm/ieuvddex/i386/vdmtib.c b/private/mvdm/ieuvddex/i386/vdmtib.c new file mode 100644 index 000000000..67e7aeeb2 --- /dev/null +++ b/private/mvdm/ieuvddex/i386/vdmtib.c @@ -0,0 +1,322 @@ +/*++ + +Copyright (c) 1991 Microsoft Corporation + +Module Name: + + Vdmtib.c + +Abstract: + + This module contains routines for manipulating the vdmtib. + +Author: + + Dave Hastings (daveh) 1-Apr-1992 + +Notes: + + The routines in this module assume that the pointers to the ntsd + routines have already been set up. + +Revision History: + +--*/ + +#include <stdio.h> +#include <ieuvddex.h> + +VOID +VdmTibp( + IN HANDLE CurrentProcess, + IN HANDLE CurrentThread, + IN LPSTR ArgumentString + ) +/*++ + +Routine Description: + + This routine dumps out the contents of the register block, and + event info from the vdmtib. If no address is specified (normal case), + then the vdmtib is looked up (symbol VdmTib). + +Arguments: + + CurrentProcess -- Supplies a handle to the current process + CurrentThread -- Supplies a handle to the current thread + ArgumentString -- Supplies a pointer to the commands argument string + +Return Value: + + None. + +Notes: + + This routine assumes that the pointers to the ntsd routines have already + been set up. + +--*/ +{ + BOOL Status; + ULONG Address, BytesRead; + CONTEXT Context; + VDMEVENTINFO EventInfo; + + UNREFERENCED_PARAMETER(CurrentThread); + + // + // Get the address of the vdmtib + // + if (sscanf(ArgumentString,"%lx",&Address) < 0) { + Address = (*GetExpression)( + "ntvdm!VdmTib" + ); + } + + if (!Address) { + (*Print)("Error geting VdmTib address\n"); + return; + } + + // + // Get the 32 bit context and print it out + // + + Status = ReadProcessMem( + CurrentProcess, + &(((PVDM_TIB)Address)->MonitorContext), + &Context, + sizeof(CONTEXT), + &BytesRead + ); + + if ((!Status) || (BytesRead != sizeof(CONTEXT))) { + GetLastError(); + (*Print)("Could not get MonitorContext\n"); + } else { + (*Print)("\n32 bit context\n"); + PrintContext(&Context); + } + + // + // Get the 16 bit context and print it out + // + + Status = ReadProcessMem( + CurrentProcess, + &(((PVDM_TIB)Address)->VdmContext), + &Context, + sizeof(CONTEXT), + &BytesRead + ); + + if ((!Status) || (BytesRead != sizeof(CONTEXT))) { + GetLastError(); + (*Print)("Could not get VdmContext\n"); + } else { + (*Print)("\n16 bit context\n"); + PrintContext(&Context); + } + + // + // Get the event info and print it out + // + + Status = ReadProcessMem( + CurrentProcess, + &(((PVDM_TIB)Address)->EventInfo), + &EventInfo, + sizeof(VDMEVENTINFO), + &BytesRead + ); + + if ((!Status) || (BytesRead != sizeof(VDMEVENTINFO))) { + GetLastError(); + (*Print)("Could not get EventInfo\n"); + } else { + (*Print)("\nEvent Info\n"); + PrintEventInfo(&EventInfo); + } +} + +VOID +EventInfop( + IN HANDLE CurrentProcess, + IN HANDLE CurrentThread, + IN LPSTR ArgumentString + ) +/*++ + +Routine Description: + + This routine dumps the contents of an event info structure. If no + address is specifed (normal case), the event info from the Vdmtib is + dumped. + +Arguments: + + CurrentProcess -- Supplies a handle to the current process + CurrentThread -- Supplies a handle to the current thread + ArgumentString -- Supplies a pointer to the commands argument string + +Return Value: + + None. + +Notes: + + This routine assumes that the pointers to the ntsd routines have already + been set up. + +--*/ +{ + BOOL Status; + ULONG Address, BytesRead; + VDMEVENTINFO EventInfo; + + UNREFERENCED_PARAMETER(CurrentThread); + + // + // Get the address of the eventinfo + // + if (sscanf(ArgumentString,"%lx",&Address) < 0) { + Address = (*GetExpression)( + "ntvdm!VdmTib" + ); + Address = (ULONG)(&(((PVDM_TIB)Address)->EventInfo)); + } + + if (!Address) { + (*Print)("Error geting VdmTib address\n"); + return; + } + + // + // Get the event info and print it out + // + + Status = ReadProcessMem( + CurrentProcess, + (PVOID)Address, + &EventInfo, + sizeof(VDMEVENTINFO), + &BytesRead + ); + + if ((!Status) || (BytesRead != sizeof(VDMEVENTINFO))) { + GetLastError(); + (*Print)("Could not get EventInfo\n"); + } else { + (*Print)("\nEvent Info\n"); + PrintEventInfo(&EventInfo); + } +} + +VOID +PrintEventInfo( + IN PVDMEVENTINFO EventInfo + ) +/*++ + +Routine Description: + + This routine prints out the contents of an event info structure + +Arguments: + + EventInfo -- Supplies a pointer to the eventinfo + +Return Value: + + None. + +--*/ +{ + switch (EventInfo->Event) { + case VdmIO : + + (*Print)("IO Instruction Event\n"); + + if (EventInfo->IoInfo.Read) { + (*Print)("Read from "); + } else { + (*Print)("Write to "); + } + + switch (EventInfo->IoInfo.Size) { + case 1 : + (*Print)("Byte port "); + break; + case 2 : + (*Print)("Word port "); + break; + case 4 : + (*Print)("Dword port "); + break; + default: + (*Print)("Unknown size port "); + } + + (*Print)(" number %x\n", EventInfo->IoInfo.PortNumber); + break; + + case VdmStringIO : + + (*Print)("String IO Instruction Event\n"); + + if (EventInfo->StringIoInfo.Read) { + (*Print)("Read from "); + } else { + (*Print)("Write to "); + } + + switch (EventInfo->StringIoInfo.Size) { + case 1 : + (*Print)("Byte port "); + break; + case 2 : + (*Print)("Word port "); + break; + case 4 : + (*Print)("Dword port "); + break; + default: + (*Print)("Unknown size port "); + } + + (*Print)(" number %x, ", EventInfo->StringIoInfo.PortNumber); + (*Print)( + " Count = %lx, Address = %lx\n", + EventInfo->StringIoInfo.Count, + EventInfo->StringIoInfo.Address + ); + break; + + case VdmIntAck : + + (*Print)("Interrupt Acknowlege Event\n"); + break; + + case VdmBop: + + (*Print)("Bop Event\n"); + (*Print)("Bop number %x\n",EventInfo->BopNumber); + break; + + case VdmError : + + (*Print)("Error Event\n"); + (*Print)("Error Status %lx\n",EventInfo->ErrorStatus); + + case VdmIrq13 : + + (*Print)("IRQ 13 Event\n"); + break; + + default: + + (*Print)("Unknown Event %x\n",EventInfo->Event); + + } + +} |