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602 lines
15 KiB
602 lines
15 KiB
/*++
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Copyright (c) 1991 Microsoft Corporation
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Module Name:
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vrdebug.h
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Abstract:
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Contains defines for Vdm Redir Debugging info
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Author:
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Richard L Firth (rfirth) 13-Feb-1992
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Notes:
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Add new category for each new group of functions added for which external
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debug control is required
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Revision History:
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--*/
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//
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// COMPILE-time debugging options:
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// definitions for debug flags. Each bit enables diagnostic printing/specific
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// debugging of corresponding module. Also overridden at run-time in DBG
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// version by having these flags in the VR= environment variable
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//
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#define DEBUG_MAILSLOT 0x00000001L // general Mailslots
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#define DEBUG_NAMEPIPE 0x00000002L // general Named Pipe
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#define DEBUG_NETAPI 0x00000004L // general NETAPI
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#define DEBUG_NETBIOS 0x00000008L // general NETBIOS
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#define DEBUG_DLC 0x00000010L // general DLC
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#define DEBUG_DOS_CCB_IN 0x00000020L // input DOS CCBs & parameter tables
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#define DEBUG_DOS_CCB_OUT 0x00000040L // output DOS CCBs & parameter tables
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#define DEBUG_NT_CCB_IN 0x00000080L // input NT CCBs & parameter tables
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#define DEBUG_NT_CCB_OUT 0x00000100L // output NT CCBs & parameter tables
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#define DEBUG_DLC_BUFFERS 0x00000200L // DLC buffer pools
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#define DEBUG_DLC_TX_DATA 0x00000400L // DLC transmit data
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#define DEBUG_DLC_RX_DATA 0x00000800L // DLC received data
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#define DEBUG_DLC_ASYNC 0x00001000L // DLC async call-backs
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#define DEBUG_TRANSACT_TX 0x00002000L // Transaction send data buffer(s)
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#define DEBUG_TRANSACT_RX 0x00004000L // Transaction receive data buffer(s)
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#define DEBUG_DLC_ALLOC 0x00008000L // dump alloc/free calls in DLC
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#define DEBUG_READ_COMPLETE 0x00010000L // dump CCB when READ completes
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#define DEBUG_ASYNC_EVENT 0x00020000L // dump asynchronous event info
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#define DEBUG_CMD_COMPLETE 0x00040000L // dump command complete event info
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#define DEBUG_TX_COMPLETE 0x00080000L // dump transmit complete event info
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#define DEBUG_RX_DATA 0x00100000L // dump data received event info
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#define DEBUG_STATUS_CHANGE 0x00200000L // dump DLC status change event info
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#define DEBUG_EVENT_QUEUE 0x00400000L // dump PutEvent, GetEvent and PeekEvent
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#define DEBUG_DOUBLE_TICKS 0x00800000L // multiply timer tick counts by 2
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#define DEBUG_DUMP_FREE_BUF 0x01000000L // dump buffer header on BUFFER.FREE
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#define DEBUG_CRITSEC 0x02000000L // dump enter/leave critical section info
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#define DEBUG_HW_INTERRUPTS 0x04000000L // dump simulated hardware interrupt info
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#define DEBUG_CRITICAL 0x08000000L // where #ifdef CRITICAL_DEBUGGING used to be
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#define DEBUG_TIME 0x10000000L // display relative time of events
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#define DEBUG_TO_FILE 0x20000000L // dump output to file VRDEBUG.LOG
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#define DEBUG_DLL 0x40000000L // general DLL stuff - init, terminate
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#define DEBUG_BREAKPOINT 0x80000000L // break everywhere there's a DEBUG_BREAK
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#define DEBUG_DOS_CCB (DEBUG_DOS_CCB_IN | DEBUG_DOS_CCB_OUT)
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#define VRDEBUG_FILE "VRDEBUG.LOG"
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#if DBG
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#include <stdio.h>
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extern DWORD VrDebugFlags;
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extern FILE* hVrDebugLog;
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extern VOID DbgOut(LPSTR, ...);
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#define IF_DEBUG(type) if (VrDebugFlags & DEBUG_##type)
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#define DEBUG_BREAK() IF_DEBUG(BREAKPOINT) { \
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DbgPrint("BP %s.%d\n", __FILE__, __LINE__); \
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DbgBreakPoint(); \
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}
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#define DBGPRINT DbgOut
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#define DPUT(s) DBGPRINT(s)
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#define DPUT1(s, a) DBGPRINT(s, a)
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#define DPUT2(s, a, b) DBGPRINT(s, a, b)
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#define DPUT3(s, a, b, c) DBGPRINT(s, a, b, c)
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#define DPUT4(s, a, b, c, d) DBGPRINT(s, a, b, c, d)
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#define DPUT5(s, a, b, c, d, e) DBGPRINT(s, a, b, c, d, e)
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#define CRITDUMP(x) DbgPrint x
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#define DUMPCCB DumpCcb
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#else
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#define IF_DEBUG(type) if (0)
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#define DEBUG_BREAK()
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#define DBGPRINT
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#define DPUT(s)
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#define DPUT1(s, a)
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#define DPUT2(s, a, b)
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#define DPUT3(s, a, b, c)
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#define DPUT4(s, a, b, c, d)
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#define DPUT5(s, a, b, c, d, e)
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#define CRITDUMP(x)
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#define DUMPCCB
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#endif
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//
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// defaults
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//
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#define DEFAULT_STACK_DUMP 32
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//
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// numbers
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//
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#define NUMBER_OF_VR_GROUPS 5
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#define NUMBER_OF_CPU_REGISTERS 14
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#define MAX_ID_LEN 40
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#define MAX_DESC_LEN 256
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//
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// environment strings - shortened since they all go through to dos & dos can
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// only handle 1K of environment
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//
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#define ES_VRDEBUG "VRDBG" // "__VRDEBUG"
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#define ES_MAILSLOT "MS" // "MAILSLOT"
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#define ES_NAMEPIPE "NP" // "NAMEPIPE"
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#define ES_LANMAN "LM" // "LANMAN"
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#define ES_NETBIOS "NB" // "NETBIOS"
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#define ES_DLC "DLC" // "DLC"
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//
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// diagnostic controls - in same numerical order as TOKEN!!!
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//
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#define DC_BREAK "BRK" // "BREAK"
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#define DC_DISPLAYNAME "DN" // "DISPLAYNAME"
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#define DC_DLC ES_DLC
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#define DC_DUMPMEM "DM" // "DUMPMEM"
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#define DC_DUMPREGS "DR" // "DUMPREGS"
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#define DC_DUMPSTACK "DK" // "DUMPSTACK"
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#define DC_DUMPSTRUCT "DS" // "DUMPSTRUCT"
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#define DC_ERROR "E" // "ERROR"
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#define DC_ERRORBREAK "EB" // "ERRORBREAK"
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#define DC_INFO "I" // "INFO"
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#define DC_LANMAN ES_LANMAN
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#define DC_MAILSLOT ES_MAILSLOT
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#define DC_NAMEPIPE ES_NAMEPIPE
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#define DC_NETBIOS ES_NETBIOS
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#define DC_PAUSEBREAK "PB" // "PAUSEBREAK"
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#define DC_WARN "W" // "WARN"
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//
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// diagnostic categories (groups)
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//
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#define DG_ALL -1L // catch first enabled set
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#define DG_NONE 0 // no category
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#define DG_MAILSLOT 0x00000001L
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#define DG_NAMEPIPE 0x00000002L
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#define DG_LANMAN 0x00000004L
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#define DG_NETBIOS 0x00000008L
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#define DG_DLC 0x00000010L
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//
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// diagnostic index (in VrDiagnosticGroups array)
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//
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#define DI_MAILSLOT 0
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#define DI_NAMEPIPE 1
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#define DI_LANMAN 2
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#define DI_NETBIOS 3
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#define DI_DLC 4
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//
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// diagnostic control manifests
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//
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#define DM_INFORMATION 0x00010000L // display all info, warning and error messages
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#define DM_WARNING 0x00020000L // display warning and error messages
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#define DM_ERROR 0x00030000L // display error messages only
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#define DM_ERRORBREAK 0x00100000L // DbgBreakPoint() on error
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#define DM_PAUSEBREAK 0x00200000L // DbgBreakPoint() on pause (wait for developer)
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#define DM_DUMPREGS 0x00800000L // dump x86 registers when routine entered
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#define DM_DUMPREGSDBG 0x01000000L // dump x86 registers when routine entered, debug style
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#define DM_DUMPMEM 0x02000000L // dump DOS memory when routine entered
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#define DM_DUMPSTACK 0x04000000L // dump DOS stack when routine entered
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#define DM_DUMPSTRUCT 0x08000000L // dump a structure when routine entered
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#define DM_DISPLAYNAME 0x10000000L // display the function name
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#define DM_BREAK 0x80000000L // break when routine entered
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#define DM_DISPLAY_MASK 0x000f0000L
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//
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// enumerated types
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//
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////
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//// GPREG - General Purpose REGisters
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////
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//
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//typedef enum {
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// AX = 0,
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// BX,
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// CX,
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// DX,
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// SI,
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// DI,
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// BP,
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// SP
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//} GPREG;
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//
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////
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//// SEGREG - SEGment REGisters
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////
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//
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//typedef enum {
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// CS = 8,
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// DS,
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// ES,
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// SS
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//} SEGREG;
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//
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////
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//// SPREG - Special Purpose REGisters
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////
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//
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//typedef enum {
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// IP = 12,
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// FLAGS
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//} SPREG;
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//
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//typedef union {
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// SEGREG SegReg;
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// GPREG GpReg;
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// SPREG SpReg;
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//} REGISTER;
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typedef enum {
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AX = 0,
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BX = 1,
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CX = 2,
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DX = 3,
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SI = 4,
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DI = 5,
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BP = 6,
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SP = 7,
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CS = 8,
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DS = 9,
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ES = 10,
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SS = 11,
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IP = 12,
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FLAGS = 13
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} REGISTER;
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//
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// REGVAL - keeps a 16-bit value or a register specification, depending on
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// sense of IsRegister
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//
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typedef struct {
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BOOL IsRegister;
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union {
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REGISTER Register;
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WORD Value;
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} RegOrVal;
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} REGVAL, *LPREGVAL;
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//
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// structures
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//
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//
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// CONTROL - keeps correspondence between control keyword and control flag
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//
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typedef struct {
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char* Keyword;
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DWORD Flag;
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} CONTROL;
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//
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// OPTION - keeps correspondence between diagnostic option and option type
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//
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typedef struct {
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char* Keyword;
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DWORD Flag;
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} OPTION;
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//
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// REGDEF - defines a register - keeps correspondence between name and type
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//
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typedef struct {
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char RegisterName[3];
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REGISTER Register;
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} REGDEF, *LPREGDEF;
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//
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// GROUPDEF - keeps correspondence between group name and index in
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// VrDiagnosticGroups array
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//
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typedef struct {
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char* Name;
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DWORD Index;
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} GROUPDEF;
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//
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// MEMORY_INFO - for each each memory dump we keep a record of its type, length
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// and starting address
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//
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typedef struct _MEMORY_INFO {
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struct _MEMORY_INFO* Next;
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REGVAL Segment;
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REGVAL Offset;
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REGVAL DumpCount;
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BYTE DumpType;
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} MEMORY_INFO, *LPMEMORY_INFO;
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//
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// STRUCT_INFO - for each structure to be dumped we keep record of the segment
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// and offset registers and the string which describes the structure to be
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// dumped. The descriptor is similar to (but NOT THE SAME AS) the Rap
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// descriptor stuff
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//
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typedef struct _STRUCT_INFO {
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struct _STRUCTINFO* Next;
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char StructureDescriptor[MAX_DESC_LEN+1];
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REGVAL Segment;
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REGVAL Offset;
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} STRUCT_INFO, *LPSTRUCT_INFO;
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//
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// DIAGNOSTIC_INFO - information common to GROUP_DIAGNOSTIC and FUNCTION_DIAGNOSTIC
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//
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typedef struct {
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DWORD OnControl;
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DWORD OffControl;
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MEMORY_INFO StackInfo; // special case of MemoryInfo
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MEMORY_INFO MemoryInfo;
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STRUCT_INFO StructInfo;
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} DIAGNOSTIC_INFO, *LPDIAGNOSTIC_INFO;
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//
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// GROUP_DIAGNOSTIC - because the groups are predefined, we don't keep any
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// name information, or a list - just NUMBER_OF_VR_GROUPS elements in an
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// array of GROUP_DIAGNOSTIC structures
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//
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typedef struct {
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char GroupName[MAX_ID_LEN+1];
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DIAGNOSTIC_INFO Diagnostic;
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} GROUP_DIAGNOSTIC, *LPGROUP_DIAGNOSTIC;
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//
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// FUNCTION_DIAGNOSTIC - if we want to diagnose a particular named function,
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// then we generate one of these. We keep a (unsorted) list of these if a
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// function description is parsed from the environment string(s)
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//
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typedef struct _FUNCTION_DIAGNOSTIC {
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struct _FUNCTION_DIAGNOSTIC* Next;
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char FunctionName[MAX_ID_LEN+1];
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DIAGNOSTIC_INFO Diagnostic;
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} FUNCTION_DIAGNOSTIC, *LPFUNCTION_DIAGNOSTIC;
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//
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// structure descriptor characters (general purpose data descriptors)
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//
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#define SD_BYTE 'B' // 8-bits, displayed as hex (0a)
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#define SD_WORD 'W' // 16-bits, displayed as hex (0abc)
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#define SD_DWORD 'D' // 32-bits, displayed as hex (0abc1234)
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#define SD_POINTER 'P' // 32-bits, displayed as pointer (0abc:1234)
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#define SD_ASCIZ 'A' // asciz string, displayed as string "this is a string"
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#define SD_ASCII 'a' // asciz pointer, displayed as pointer, string 0abc:1234 "this is a string"
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#define SD_CHAR 'C' // ascii character, displayed as character 'c'
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#define SD_NUM 'N' // 8-bits, displayed as unsigned byte (0 to 255)
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#define SD_INT 'I' // 16-bits, displayed as unsigned word (0 to 65,535)
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#define SD_LONG 'L' // 32-bits, displayed as unsigned long (0 to 4,294,967,295)
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#define SD_SIGNED '-' // convert I,L,N to signed
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#define SD_DELIM ':' // name delimiter
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#define SD_FIELDSEP ';' // separates named fields
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#define SD_NAMESEP '/' // separates structure name from fields
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#define SD_CHARS {SD_BYTE, \
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SD_WORD, \
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SD_DWORD, \
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SD_POINTER, \
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SD_ASCIZ, \
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SD_ASCII,\
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SD_CHAR, \
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SD_NUM, \
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SD_INT, \
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SD_LONG, \
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SD_SIGNED}
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#define MD_CHARS {SD_BYTE, SD_WORD, SD_DWORD, SD_POINTER}
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//
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// token stuff
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//
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//
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// TOKEN - enumerated, alphabetically ordered tokens
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//
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typedef enum {
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TLEFTPAREN = -6, // (
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TRIGHTPAREN = -5, // )
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TREGISTER = -4,
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TNUMBER = -3,
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TEOS = -2, // end of string
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TUNKNOWN = -1, // unknown lexeme, assume routine name?
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//
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// tokens from here on down are also the index into DiagnosticTokens which
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// describe them
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//
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TBREAK = 0,
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TDISPLAYNAME,
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TDLC,
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TDUMPMEM,
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TDUMPREGS,
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TDUMPSTACK,
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TDUMPSTRUCT,
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TERROR,
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TERRORBREAK,
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TINFO,
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TLANMAN,
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TMAILSLOT,
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TNAMEPIPE,
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TNETBIOS,
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TPAUSEBREAK,
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TWARN
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} TOKEN;
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//
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// TIB (Token Info Bucket) - Contains info describing token found. Only filled
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// in when we find an identifier, number or a register
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//
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typedef struct {
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LPSTR TokenStream;
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TOKEN Token;
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union {
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REGVAL RegVal;
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char Id[MAX_DESC_LEN+1];
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} RegValOrId;
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} TIB, *LPTIB;
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//
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// DEBUG_TOKEN - maps from lexeme to token
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//
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typedef struct {
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char* TokenString;
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TOKEN Token;
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} DEBUG_TOKEN;
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//
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// what to expect when parsing strings
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//
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#define EXPECTING_NOTHING 0x00
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#define EXPECTING_REGVAL 0x01
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#define EXPECTING_MEMDESC 0x02
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#define EXPECTING_STRUCTDESC 0x04
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#define EXPECTING_LEFTPAREN 0x08
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#define EXPECTING_RIGHTPAREN 0x10
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#define EXPECTING_EOS 0x20
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#define EXPECTING_NO_ARGS 0x40
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//
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// data (defined in vrdebug.c)
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//
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//
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// VrDiagnosticGroups - an array of GROUP_DIAGNOSTIC structures
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//
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GROUP_DIAGNOSTIC VrDiagnosticGroups[NUMBER_OF_VR_GROUPS];
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//
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// FunctionList - linked list of FUNCTION_DIAGNOSTIC structures
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//
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LPFUNCTION_DIAGNOSTIC FunctionList;
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//
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// prototypes (in vrdebug.c)
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//
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VOID
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VrDebugInit(
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VOID
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);
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LPDIAGNOSTIC_INFO
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VrDiagnosticEntryPoint(
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IN LPSTR FunctionName,
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IN DWORD FunctionCategory,
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OUT LPDIAGNOSTIC_INFO Info
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);
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VOID
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VrPauseBreak(
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LPDIAGNOSTIC_INFO Info
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);
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VOID
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VrErrorBreak(
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LPDIAGNOSTIC_INFO Info
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);
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VOID
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VrPrint(
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IN DWORD Level,
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IN LPDIAGNOSTIC_INFO Context,
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IN LPSTR Format,
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IN ...
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);
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VOID
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VrDumpRealMode16BitRegisters(
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IN BOOL DebugStyle
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);
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VOID
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VrDumpDosMemory(
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IN BYTE Type,
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IN DWORD Iterations,
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IN WORD Segment,
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IN WORD Offset
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|
);
|
|
|
|
VOID
|
|
VrDumpDosMemoryStructure(
|
|
IN LPSTR Descriptor,
|
|
IN WORD Segment,
|
|
IN WORD Offset
|
|
);
|
|
|
|
//
|
|
//VOID
|
|
//VrDumpDosStack(
|
|
// IN DWORD Depth
|
|
// )
|
|
//
|
|
///*++
|
|
//
|
|
//Routine Description:
|
|
//
|
|
// Dumps <Depth> words from the Vdm stack, as addressed by getSS():getSP().
|
|
// Uses VrDumpDosMemory to dump stack contents
|
|
//
|
|
//Arguments:
|
|
//
|
|
// Depth - number of 16-bit words to dump from DOS memory stack
|
|
//
|
|
//Return Value:
|
|
//
|
|
// None.
|
|
//
|
|
//--*/
|
|
//
|
|
|
|
#define VrDumpDosStack(Depth) VrDumpDosMemory('W', Depth, getSS(), getSP())
|
|
|
|
//
|
|
// macros used in routines to be diagnosed
|
|
//
|
|
|
|
#if DBG
|
|
#define DIAGNOSTIC_ENTRY VrDiagnosticEntryPoint
|
|
#define DIAGNOSTIC_EXIT VrDiagnosticExitPoint
|
|
#define BREAK_ON_PAUSE VrPauseBreak
|
|
#define BREAK_ON_ERROR VrErrorBreak
|
|
//#define INFORM(s, ...) VrPrint(DM_INFORMATION, s, ...)
|
|
//#define WARN(s, ...) VrPrint(DM_WARNING, s, ...)
|
|
//#define ERROR(s, ...) VrPrint(DM_ERROR, s, ...)
|
|
|
|
#else
|
|
|
|
//
|
|
// macros used in routines to be diagnosed - don't expand to anything in non-debug
|
|
//
|
|
|
|
#define DIAGNOSTIC_ENTRY
|
|
#define DIAGNOSTIC_EXIT
|
|
#define BREAK_ON_PAUSE
|
|
#define BREAK_ON_ERROR
|
|
//#define INFORM
|
|
//#define WARN
|
|
//#define ERROR
|
|
#endif
|