Leaked source code of windows server 2003
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/*++
Copyright (c) 1990 Microsoft Corporation
Module Name:
common.h
Abstract:
Main header file for vdmdbg
Author:
Bob Day (bobday) 16-Sep-1992 Wrote it
Revision History:
Neil Sandlin (neilsa) 1-Mar-1997 Enhanced it
--*/
#if DBG
#define DEBUG 1
#endif
#define TOOL_HMASTER 0 // Offset to hGlobalHeap (in kdata.asm)
#define TOOL_HMODFIRST 4 // Offset to hExeHead (in kdata.asm)
#define TOOL_HEADTDB 14 // Offset to headTDB (in kdata.asm)
#define TOOL_HMASTLEN 22 // Offset to SelTableLen (in kdata.asm)
#define TOOL_HMASTSTART 24 // Offset to SelTableStart (in kdata.asm)
#define HI_FIRST 6 // Offset to hi_first in heap header
#define HI_SIZE 24 // Size of HeapInfo structure
#define GI_LRUCHAIN 2 // Offset to gi_lruchain in heap header
#define GI_LRUCOUNT 4 // Offset to gi_lrucount in heap header
#define GI_FREECOUNT 16 // Offset to gi_free_count in heap header
#define GA_COUNT 0 // Offset to ga_count in arena header
#define GA_OWNER386 18 // Offset to "pga_owner member in globalarena
#define GA_OWNER 1 // Offset to "owner" member within Arena
#define GA_FLAGS 5 // Offset to ga_flags in arena header
#define GA_NEXT 9 // Offset to ga_next in arena header
#define GA_HANDLE 10 // Offset to ga_handle in arena header
#define GA_LRUNEXT 14 // Offset to ga_lrunext in arena header
#define GA_FREENEXT GA_LRUNEXT // Offset to ga_freenext in arena header
#define GA_SIZE 16 // Size of the GlobalArena structure
#define LI_SIG HI_SIZE+10 // Offset to signature
#define LI_SIZE HI_SIZE+12 // Size of LocalInfo structure
#define LOCALSIG 0x4C48 // 'HL' Signature
#define TDB_next 0 // Offset to next TDB in TDB
#define TDB_PDB 72 // Offset to PDB in TDB
#define GF_PDB_OWNER 0x100 // Low byte is kernel flags
#define NEMAGIC 0x454E // 'NE' Signature
#define NE_MAGIC 0 // Offset to NE in module header
#define NE_USAGE 2 // Offset to usage
#define NE_CBENTTAB 6 // Offset to cbenttab (really next module ptr)
#define NE_PATHOFFSET 10 // Offset to file path stuff
#define NE_CSEG 28 // Offset to cseg, number of segs in module
#define NE_SEGTAB 34 // Offset to segment table ptr in modhdr
#define NE_RESTAB 38 // Offset to resident names table ptr in modhdr
#define NS_HANDLE 8 // Offset to handle in seg table
#define NEW_SEG1_SIZE 10 // Size of the NS_ stuff
typedef struct {
DWORD dwSize;
DWORD dwAddress;
DWORD dwBlockSize;
WORD hBlock;
WORD wcLock;
WORD wcPageLock;
WORD wFlags;
WORD wHeapPresent;
WORD hOwner;
WORD wType;
WORD wData;
DWORD dwNext;
DWORD dwNextAlt;
} GLOBALENTRY16, *LPGLOBALENTRY16;
#pragma pack(2)
typedef struct {
DWORD dwSize;
char szModule[MAX_MODULE_NAME];
WORD hModule;
WORD wcUsage;
char szExePath[MAX_PATH16];
WORD wNext;
} MODULEENTRY16, *LPMODULEENTRY16;
#pragma pack()
typedef struct _segentry {
struct _segentry *Next;
int type;
char szExePath[MAX_PATH16];
char szModule[MAX_MODULE_NAME];
WORD selector;
WORD segment;
DWORD length;
} SEGENTRY, *PSEGENTRY;
#define SEGTYPE_V86 1
#define SEGTYPE_PROT 2
#pragma pack(1)
typedef struct _GNODE32 { // GlobalArena
DWORD pga_next ; // next arena entry (last points to self)
DWORD pga_prev ; // previous arena entry (first points to self)
DWORD pga_address ; // 32 bit linear address of memory
DWORD pga_size ; // 32 bit size in bytes
WORD pga_handle ; // back link to handle table entry
WORD pga_owner ; // Owner field (current task)
BYTE pga_count ; // lock count for movable segments
BYTE pga_pglock ; // # times page locked
BYTE pga_flags ; // 1 word available for flags
BYTE pga_selcount ; // Number of selectors allocated
DWORD pga_lruprev ; // Previous entry in lru chain
DWORD pga_lrunext ; // Next entry in lru chain
} GNODE32;
typedef GNODE32 UNALIGNED *PGNODE32;
typedef struct _GHI32 {
WORD hi_check ; // arena check word (non-zero enables heap checking)
WORD hi_freeze ; // arena frozen word (non-zero prevents compaction)
WORD hi_count ; // #entries in arena
WORD hi_first ; // first arena entry (sentinel, always busy)
WORD hi_res1 ; // reserved
WORD hi_last ; // last arena entry (sentinel, always busy)
WORD hi_res2 ; // reserved
BYTE hi_ncompact ; // #compactions done so far (max of 3)
BYTE hi_dislevel ; // current discard level
DWORD hi_distotal ; // total amount discarded so far
WORD hi_htable ; // head of handle table list
WORD hi_hfree ; // head of free handle table list
WORD hi_hdelta ; // #handles to allocate each time
WORD hi_hexpand ; // address of near procedure to expand handles for this arena
WORD hi_pstats ; // address of statistics table or zero
} GHI32;
typedef GHI32 UNALIGNED *PGHI32;
typedef struct _HEAPENTRY {
GNODE32 gnode;
DWORD CurrentEntry;
DWORD NextEntry;
WORD Selector;
int SegmentNumber;
char OwnerName[9];
char FileName[9];
char ModuleArg[9];
} HEAPENTRY;
typedef struct _NEHEADER {
WORD ne_magic ;
BYTE ne_ver ;
BYTE ne_rev ;
WORD ne_enttab ;
WORD ne_cbenttab ;
DWORD ne_crc ;
WORD ne_flags ;
WORD ne_autodata ;
WORD ne_heap ;
WORD ne_stack ;
DWORD ne_csip ;
DWORD ne_sssp ;
WORD ne_cseg ;
WORD ne_cmod ;
WORD ne_cbnrestab ;
WORD ne_segtab ;
WORD ne_rsrctab ;
WORD ne_restab ;
WORD ne_modtab ;
WORD ne_imptab ;
DWORD ne_nrestab ;
WORD ne_cmovent ;
WORD ne_align ;
WORD ne_cres ;
BYTE ne_exetyp ;
BYTE ne_flagsothers ;
WORD ne_pretthunks ;
WORD ne_psegrefbytes;
WORD ne_swaparea ;
WORD ne_expver ;
} NEHEADER;
typedef NEHEADER UNALIGNED *PNEHEADER;
#pragma pack()
#ifndef i386
//
// Structures in 486 emulator for obtaining registers (FROM NT_CPU.C)
//
typedef struct NT_CPU_REG {
ULONG *nano_reg; /* where the nano CPU keeps the register */
ULONG *reg; /* where the light compiler keeps the reg */
ULONG *saved_reg; /* where currently unused bits are kept */
ULONG universe_8bit_mask;/* is register in 8-bit form? */
ULONG universe_16bit_mask;/* is register in 16-bit form? */
} NT_CPU_REG;
typedef struct NT_CPU_INFO {
/* Variables for deciding what mode we're in */
BOOL *in_nano_cpu; /* is the Nano CPU executing? */
ULONG *universe; /* the mode that the CPU is in */
/* General purpose register pointers */
NT_CPU_REG eax, ebx, ecx, edx, esi, edi, ebp;
/* Variables for getting SP or ESP. */
BOOL *stack_is_big; /* is the stack 32-bit? */
ULONG *nano_esp; /* where the Nano CPU keeps ESP */
UCHAR **host_sp; /* ptr to variable holding stack pointer as a
host address */
UCHAR **ss_base; /* ptr to variables holding base of SS as a
host address */
ULONG *esp_sanctuary; /* top 16 bits of ESP if we're now using SP */
ULONG *eip;
/* Segment registers. */
USHORT *cs, *ds, *es, *fs, *gs, *ss;
ULONG *flags;
/* CR0, mainly to let us figure out if we're in real or protect mode */
ULONG *cr0;
} NT_CPU_INFO;
#endif // i386
#define HANDLE_NULL ((HANDLE)NULL)
#define LONG_TIMEOUT INFINITE
#define READ_FIXED_ITEM(seg,offset,item) \
if ( ReadItem(hProcess,seg,offset,&item,sizeof(item)) ) goto punt;
#define WRITE_FIXED_ITEM(seg,offset,item) \
if ( WriteItem(hProcess,seg,offset,&item,sizeof(item)) ) goto punt;
#define LOAD_FIXED_ITEM(seg,offset,item) \
ReadItem(hProcess,seg,offset,&item,sizeof(item))
#define READ_SIZED_ITEM(seg,offset,item,size) \
if ( ReadItem(hProcess,seg,offset,item,size) ) goto punt;
#define WRITE_SIZED_ITEM(seg,offset,item,size) \
if ( WriteItem(hProcess,seg,offset,item,size) ) goto punt;
#define MALLOC(cb) HeapAlloc(GetProcessHeap(), HEAP_GENERATE_EXCEPTIONS, cb)
#define FREE(addr) HeapFree(GetProcessHeap(), 0, addr)
extern WORD wKernelSeg;
extern DWORD dwOffsetTHHOOK;
extern LPVOID lpRemoteAddress;
extern DWORD lpRemoteBlock;
extern BOOL fKernel386;
extern DWORD dwLdtBase;
extern DWORD dwIntelBase;
extern LPVOID lpNtvdmState;
extern LPVOID lpVdmDbgFlags;
extern LPVOID lpNtCpuInfo;
extern LPVOID lpVdmContext;
extern LPVOID lpVdmBreakPoints;
BOOL
InternalGetThreadSelectorEntry(
HANDLE hProcess,
WORD wSelector,
LPVDMLDT_ENTRY lpSelectorEntry
);
ULONG
InternalGetPointer(
HANDLE hProcess,
WORD wSelector,
DWORD dwOffset,
BOOL fProtMode
);
BOOL
ReadItem(
HANDLE hProcess,
WORD wSeg,
DWORD dwOffset,
LPVOID lpitem,
UINT nSize
);
BOOL
WriteItem(
HANDLE hProcess,
WORD wSeg,
DWORD dwOffset,
LPVOID lpitem,
UINT nSize
);
BOOL
CallRemote16(
HANDLE hProcess,
LPSTR lpModuleName,
LPSTR lpEntryName,
LPBYTE lpArgs,
WORD wArgsPassed,
WORD wArgsSize,
LPDWORD lpdwReturnValue,
DEBUGEVENTPROC lpEventProc,
LPVOID lpData
);
DWORD
GetRemoteBlock16(
VOID
);
VOID
ProcessBPNotification(
LPDEBUG_EVENT lpDebugEvent
);
VOID
ProcessInitNotification(
LPDEBUG_EVENT lpDebugEvent
);
VOID
ProcessSegmentNotification(
LPDEBUG_EVENT lpDebugEvent
);
VOID
ParseModuleName(
LPSTR szName,
LPSTR szPath
);
BOOL
GetInfoBySegmentNumber(
LPSTR szModule,
WORD SegNumber,
VDM_SEGINFO *si
);
BOOL
EnumerateModulesForValue(
BOOL (WINAPI *pfnEnumModuleProc)(LPSTR,LPSTR,PWORD,PDWORD,PWORD),
LPSTR szSymbol,
PWORD pSelector,
PDWORD pOffset,
PWORD pType
);
#ifndef _X86_
WORD
ReadWord(
HANDLE hProcess,
LPVOID lpAddress
);
DWORD
ReadDword(
HANDLE hProcess,
LPVOID lpAddress
);
ULONG
GetRegValue(
HANDLE hProcess,
NT_CPU_REG reg,
BOOL bInNano,
ULONG UMask
);
ULONG
GetEspValue(
HANDLE hProcess,
NT_CPU_INFO nt_cpu_info,
BOOL bInNano
);
#endif