Sweden-Number/debugger/debugger.h

562 lines
20 KiB
C

/*
* Debugger definitions
*
* Copyright 1995 Alexandre Julliard
*/
#ifndef __WINE_DEBUGGER_H
#define __WINE_DEBUGGER_H
#include <sys/types.h> /* u_long ... */
#include <assert.h>
#include "windef.h"
#include "winbase.h"
#include "wine/exception.h"
#ifdef __i386__
#define STEP_FLAG 0x00000100 /* single step flag */
#define V86_FLAG 0x00020000
#endif
#define SYM_FUNC 0x0
#define SYM_DATA 0x1
#define SYM_WIN32 0x2
#define SYM_WINE 0x4
#define SYM_INVALID 0x8
#define SYM_TRAMPOLINE 0x10
#define SYM_STEP_THROUGH 0x20
enum debug_type {DT_BASIC, DT_POINTER, DT_ARRAY, DT_STRUCT, DT_ENUM,
DT_FUNC, DT_BITFIELD};
enum debug_type_basic {DT_BASIC_INT = 1, DT_BASIC_CHAR, DT_BASIC_LONGINT, DT_BASIC_UINT,
DT_BASIC_ULONGINT, DT_BASIC_LONGLONGINT, DT_BASIC_ULONGLONGINT,
DT_BASIC_SHORTINT, DT_BASIC_USHORTINT, DT_BASIC_SCHAR, DT_BASIC_UCHAR,
DT_BASIC_FLOAT, DT_BASIC_LONGDOUBLE, DT_BASIC_DOUBLE,
DT_BASIC_CMPLX_INT, DT_BASIC_CMPLX_FLOAT, DT_BASIC_CMPLX_DOUBLE,
DT_BASIC_CMPLX_LONGDOUBLE, DT_BASIC_VOID,
/* modifier on size isn't possible on current types definitions
* so we need to add more types... */
DT_BASIC_BOOL1, DT_BASIC_BOOL2, DT_BASIC_BOOL4,
/* this is not really a basic type... */
DT_BASIC_STRING,
/* this is for historical reasons... should take care of it RSN */
DT_BASIC_CONST_INT,
/* to be kept as last... sentinel entry... do not use */
DT_BASIC_LAST};
/*
* Return values for DEBUG_CheckLinenoStatus. Used to determine
* what to do when the 'step' command is given.
*/
#define FUNC_HAS_NO_LINES (0)
#define NOT_ON_LINENUMBER (1)
#define AT_LINENUMBER (2)
#define FUNC_IS_TRAMPOLINE (3)
typedef struct
{
DWORD seg; /* 0xffffffff means current default segment (cs or ds) */
DWORD off;
} DBG_ADDR;
typedef struct
{
struct datatype* type;
int cookie; /* DV_??? */
/* DV_TARGET references an address in debugger's address space, whereas DV_HOST
* references the debuggee address space
*/
# define DV_TARGET 0xF00D
# define DV_HOST 0x50DA
# define DV_INVALID 0x0000
DBG_ADDR addr;
} DBG_VALUE;
struct list_id
{
char * sourcefile;
int line;
};
struct wine_lines {
unsigned long line_number;
DBG_ADDR pc_offset;
};
struct symbol_info
{
struct name_hash * sym;
struct list_id list;
};
typedef struct wine_lines WineLineNo;
/*
* This structure holds information about stack variables, function
* parameters, and register variables, which are all local to this
* function.
*/
struct wine_locals {
unsigned int regno:8; /* For register symbols */
signed int offset:24; /* offset from esp/ebp to symbol */
unsigned int pc_start; /* For RBRAC/LBRAC */
unsigned int pc_end; /* For RBRAC/LBRAC */
char * name; /* Name of symbol */
struct datatype * type; /* Datatype of symbol */
};
typedef struct wine_locals WineLocals;
enum exec_mode
{
EXEC_CONT, /* Continuous execution */
EXEC_PASS, /* Continue, passing exception to app */
EXEC_STEP_OVER, /* Stepping over a call to next source line */
EXEC_STEP_INSTR, /* Step to next source line, stepping in if needed */
EXEC_STEPI_OVER, /* Stepping over a call */
EXEC_STEPI_INSTR, /* Single-stepping an instruction */
EXEC_FINISH, /* Step until we exit current frame */
EXEC_STEP_OVER_TRAMPOLINE, /* Step over trampoline. Requires that
* we dig the real return value off the stack
* and set breakpoint there - not at the
* instr just after the call.
*/
};
#define DBG_BREAK 0
#define DBG_WATCH 1
typedef struct
{
DBG_ADDR addr;
WORD enabled : 1,
type : 1,
is32 : 1,
refcount : 13;
WORD skipcount;
union {
struct {
BYTE opcode;
BOOL (*func)(void);
} b;
struct {
BYTE rw : 1,
len : 2;
BYTE reg;
DWORD oldval;
} w;
} u;
struct expr * condition;
} DBG_BREAKPOINT;
enum dbg_mode
{
MODE_INVALID, MODE_16, MODE_32, MODE_VM86
};
enum exit_mode
{
EXIT_CONT, EXIT_QUIT, EXIT_DETACH
};
/* Wine extension; Windows doesn't have a name for this code. This is an
undocumented exception understood by MS VC debugger, allowing the program
to name a particular thread. Search google.com or deja.com for "0x406d1388"
for more info. */
#define EXCEPTION_NAME_THREAD 0x406D1388
/* Helper structure */
typedef struct tagTHREADNAME_INFO
{
DWORD dwType; /* Must be 0x1000 */
LPCTSTR szName; /* Pointer to name - limited to 9 bytes (8 characters + terminator) */
DWORD dwThreadID; /* Thread ID (-1 = caller thread) */
DWORD dwFlags; /* Reserved for future use. Must be zero. */
} THREADNAME_INFO;
typedef struct tagDBG_THREAD {
struct tagDBG_PROCESS* process;
HANDLE handle;
DWORD tid;
LPVOID start;
LPVOID teb;
int wait_for_first_exception;
enum dbg_mode dbg_mode;
enum exec_mode dbg_exec_mode;
int dbg_exec_count;
DBG_BREAKPOINT stepOverBP;
char name[9];
struct tagDBG_THREAD* next;
struct tagDBG_THREAD* prev;
} DBG_THREAD;
typedef struct tagDBG_DELAYED_BP {
int lineno;
char* name;
} DBG_DELAYED_BP;
typedef struct tagDBG_PROCESS {
HANDLE handle;
DWORD pid;
const char* imageName;
DBG_THREAD* threads;
int num_threads;
unsigned continue_on_first_exception;
struct tagDBG_MODULE** modules;
int num_modules;
unsigned long dbg_hdr_addr;
DBG_DELAYED_BP* delayed_bp;
int num_delayed_bp;
/*
* This is an index we use to keep track of the debug information
* when we have multiple sources. We use the same database to also
* allow us to do an 'info shared' type of deal, and we use the index
* to eliminate duplicates.
*/
int next_index;
struct tagDBG_PROCESS* next;
struct tagDBG_PROCESS* prev;
} DBG_PROCESS;
extern DBG_PROCESS* DEBUG_CurrProcess;
extern DBG_THREAD* DEBUG_CurrThread;
extern DWORD DEBUG_CurrTid;
extern DWORD DEBUG_CurrPid;
extern CONTEXT DEBUG_context;
extern BOOL DEBUG_interactiveP;
#define DEBUG_READ_MEM(addr, buf, len) \
(ReadProcessMemory(DEBUG_CurrProcess->handle, (addr), (buf), (len), NULL))
#define DEBUG_WRITE_MEM(addr, buf, len) \
(WriteProcessMemory(DEBUG_CurrProcess->handle, (addr), (buf), (len), NULL))
#define DEBUG_READ_MEM_VERBOSE(addr, buf, len) \
(DEBUG_READ_MEM((addr), (buf), (len)) || (DEBUG_InvalLinAddr( addr ),0))
#define DEBUG_WRITE_MEM_VERBOSE(addr, buf, len) \
(DEBUG_WRITE_MEM((addr), (buf), (len)) || (DEBUG_InvalLinAddr( addr ),0))
enum DbgInfoLoad {DIL_DEFERRED, DIL_LOADED, DIL_NOINFO, DIL_ERROR};
enum DbgModuleType {DMT_UNKNOWN, DMT_ELF, DMT_NE, DMT_PE};
typedef struct tagDBG_MODULE {
void* load_addr;
unsigned long size;
char* module_name;
enum DbgInfoLoad dil;
enum DbgModuleType type;
unsigned short main : 1;
short int dbg_index;
HMODULE handle;
struct tagMSC_DBG_INFO* msc_info;
struct tagELF_DBG_INFO* elf_info;
} DBG_MODULE;
typedef struct {
DWORD val;
const char* name;
LPDWORD pval;
struct datatype* type;
} DBG_INTVAR;
#define OFFSET_OF(__c,__f) ((int)(((char*)&(((__c*)0)->__f))-((char*)0)))
/* from winelib.so */
extern void DEBUG_ExternalDebugger(void);
/* debugger/break.c */
extern void DEBUG_SetBreakpoints( BOOL set );
extern void DEBUG_AddBreakpoint( const DBG_VALUE *addr, BOOL (*func)(void) );
extern void DEBUG_AddBreakpointFromId( const char *name, int lineno );
extern void DEBUG_AddBreakpointFromLineno( int lineno );
extern void DEBUG_AddWatchpoint( const DBG_VALUE *addr, int is_write );
extern void DEBUG_AddWatchpointFromId( const char *name );
extern void DEBUG_CheckDelayedBP( void );
extern void DEBUG_DelBreakpoint( int num );
extern void DEBUG_EnableBreakpoint( int num, BOOL enable );
extern void DEBUG_InfoBreakpoints(void);
extern BOOL DEBUG_HandleTrap(void);
extern BOOL DEBUG_ShouldContinue( DBG_ADDR *addr, DWORD code, enum exec_mode mode,
int * count );
extern void DEBUG_SuspendExecution( void );
extern enum exec_mode DEBUG_RestartExecution( enum exec_mode mode, int count );
extern BOOL DEBUG_IsFctReturn(void);
extern int DEBUG_AddBPCondition(int bpnum, struct expr * exp);
/* debugger/db_disasm.c */
extern void DEBUG_Disasm( DBG_ADDR *addr, int display );
/* debugger/dbg.y */
extern enum exit_mode DEBUG_Parser(void);
extern void DEBUG_Exit( DWORD );
/* debugger/debug.l */
extern void DEBUG_FlushSymbols(void);
extern char*DEBUG_MakeSymbol(const char*);
extern int DEBUG_ReadLine(const char* pfx, char* buffer, int size, int flush_sym, int keep_hist);
/* debugger/display.c */
extern int DEBUG_DoDisplay(void);
extern int DEBUG_AddDisplay(struct expr * exp, int count, char format);
extern int DEBUG_DoDisplay(void);
extern int DEBUG_DelDisplay(int displaynum);
extern int DEBUG_InfoDisplay(void);
/* debugger/editline.c */
extern char * readline(const char *);
extern void add_history(char *);
/* debugger/expr.c */
extern void DEBUG_FreeExprMem(void);
struct expr * DEBUG_IntVarExpr(const char* name);
struct expr * DEBUG_SymbolExpr(const char * name);
struct expr * DEBUG_ConstExpr(int val);
struct expr * DEBUG_StringExpr(const char * str);
struct expr * DEBUG_SegAddr(struct expr *, struct expr *);
struct expr * DEBUG_USConstExpr(unsigned int val);
struct expr * DEBUG_BinopExpr(int oper, struct expr *, struct expr *);
struct expr * DEBUG_UnopExpr(int oper, struct expr *);
struct expr * DEBUG_StructPExpr(struct expr *, const char * element);
struct expr * DEBUG_StructExpr(struct expr *, const char * element);
struct expr * DEBUG_ArrayExpr(struct expr *, struct expr * index);
struct expr * DEBUG_CallExpr(const char *, int nargs, ...);
struct expr * DEBUG_TypeCastExpr(struct datatype *, struct expr *);
extern DBG_VALUE DEBUG_EvalExpr(struct expr *);
extern int DEBUG_DelDisplay(int displaynum);
extern struct expr * DEBUG_CloneExpr(const struct expr * exp);
extern int DEBUG_FreeExpr(struct expr * exp);
extern int DEBUG_DisplayExpr(const struct expr * exp);
/* debugger/hash.c */
extern struct name_hash * DEBUG_AddSymbol( const char *name,
const DBG_VALUE *addr,
const char *sourcefile,
int flags);
extern int DEBUG_GetSymbolValue( const char * name, const int lineno,
DBG_VALUE *addr, int );
extern BOOL DEBUG_SetSymbolValue( const char * name, const DBG_VALUE *addr );
extern const char * DEBUG_FindNearestSymbol( const DBG_ADDR *addr, int flag,
struct name_hash ** rtn,
unsigned int ebp,
struct list_id * source);
extern void DEBUG_ReadSymbolTable( const char * filename );
extern void DEBUG_AddLineNumber( struct name_hash * func, int line_num,
unsigned long offset );
extern struct wine_locals *
DEBUG_AddLocal( struct name_hash * func, int regno,
int offset,
int pc_start,
int pc_end,
char * name);
extern int DEBUG_CheckLinenoStatus(const DBG_ADDR *addr);
extern void DEBUG_GetFuncInfo(struct list_id * ret, const char * file,
const char * func);
extern int DEBUG_SetSymbolSize(struct name_hash * sym, unsigned int len);
extern int DEBUG_SetSymbolBPOff(struct name_hash * sym, unsigned int len);
extern int DEBUG_GetSymbolAddr(struct name_hash * sym, DBG_ADDR * addr);
extern int DEBUG_cmp_sym(const void * p1, const void * p2);
extern BOOL DEBUG_GetLineNumberAddr( const struct name_hash *, const int lineno,
DBG_ADDR *addr, int bp_flag );
extern int DEBUG_SetLocalSymbolType(struct wine_locals * sym,
struct datatype * type);
extern BOOL DEBUG_Normalize(struct name_hash * nh );
/* debugger/info.c */
extern void DEBUG_PrintBasic( const DBG_VALUE* value, int count, char format );
extern struct symbol_info DEBUG_PrintAddress( const DBG_ADDR *addr,
enum dbg_mode mode, int flag );
extern void DEBUG_Help(void);
extern void DEBUG_HelpInfo(void);
extern struct symbol_info DEBUG_PrintAddressAndArgs( const DBG_ADDR *addr,
enum dbg_mode mode,
unsigned int ebp,
int flag );
extern void DEBUG_InfoClass(const char* clsName);
extern void DEBUG_WalkClasses(void);
extern void DEBUG_WalkModref(DWORD p);
extern void DEBUG_DumpModule(DWORD mod);
extern void DEBUG_WalkModules(void);
extern void DEBUG_WalkProcess(void);
extern void DEBUG_WalkThreads(void);
extern void DEBUG_DumpQueue(DWORD q);
extern void DEBUG_WalkQueues(void);
extern void DEBUG_InfoSegments(DWORD s, int v);
extern void DEBUG_InfoVirtual(void);
extern void DEBUG_InfoWindow(HWND hWnd);
extern void DEBUG_WalkWindows(HWND hWnd, int indent);
/* debugger/memory.c */
extern int DEBUG_ReadMemory( const DBG_VALUE* value );
extern void DEBUG_WriteMemory( const DBG_VALUE* val, int value );
extern void DEBUG_ExamineMemory( const DBG_VALUE *addr, int count, char format);
extern void DEBUG_InvalAddr( const DBG_ADDR* addr );
extern void DEBUG_InvalLinAddr( void* addr );
extern DWORD DEBUG_ToLinear( const DBG_ADDR *address );
extern void DEBUG_GetCurrentAddress( DBG_ADDR * );
extern BOOL DEBUG_GrabAddress( DBG_VALUE* value, BOOL fromCode );
extern enum dbg_mode DEBUG_GetSelectorType( WORD sel );
#ifdef __i386__
extern void DEBUG_FixAddress( DBG_ADDR *address, DWORD def );
extern int DEBUG_IsSelectorSystem( WORD sel );
#endif
/* debugger/module.c */
extern int DEBUG_LoadEntryPoints( const char * prefix );
extern void DEBUG_LoadModule32( const char* name, HANDLE hFile, DWORD base );
extern DBG_MODULE* DEBUG_AddModule(const char* name, enum DbgModuleType type,
void* mod_addr, u_long size, HMODULE hmod);
extern DBG_MODULE* DEBUG_FindModuleByName(const char* name, enum DbgModuleType type);
extern DBG_MODULE* DEBUG_FindModuleByHandle(HANDLE handle, enum DbgModuleType type);
extern DBG_MODULE* DEBUG_FindModuleByAddr(void* addr, enum DbgModuleType type);
extern DBG_MODULE* DEBUG_GetProcessMainModule(DBG_PROCESS* process);
extern DBG_MODULE* DEBUG_RegisterPEModule(HMODULE, u_long load_addr, u_long size,
const char* name);
extern DBG_MODULE* DEBUG_RegisterELFModule(u_long load_addr, u_long size,
const char* name);
extern enum DbgInfoLoad DEBUG_RegisterPEDebugInfo(DBG_MODULE* wmod, HANDLE hFile,
void* _nth, unsigned long nth_ofs);
extern void DEBUG_ReportDIL(enum DbgInfoLoad dil, const char* pfx,
const char* filename, DWORD load_addr);
extern void DEBUG_InfoShare(void);
/* debugger/msc.c */
extern enum DbgInfoLoad DEBUG_RegisterMSCDebugInfo(DBG_MODULE* module, HANDLE hFile,
void* nth, unsigned long nth_ofs);
extern enum DbgInfoLoad DEBUG_RegisterStabsDebugInfo(DBG_MODULE* module,
HANDLE hFile, void* nth,
unsigned long nth_ofs);
extern void DEBUG_InitCVDataTypes(void);
/* debugger/registers.c */
extern void DEBUG_InfoRegisters(void);
extern BOOL DEBUG_ValidateRegisters(void);
/* debugger/source.c */
extern void DEBUG_ShowDir(void);
extern void DEBUG_AddPath(const char * path);
extern void DEBUG_List(struct list_id * line1, struct list_id * line2,
int delta);
extern void DEBUG_NukePath(void);
extern void DEBUG_Disassemble(const DBG_VALUE *, const DBG_VALUE*, int offset);
extern BOOL DEBUG_DisassembleInstruction(DBG_ADDR *addr);
/* debugger/stack.c */
extern void DEBUG_InfoStack(void);
extern void DEBUG_BackTrace(DWORD threadID, BOOL noisy);
extern int DEBUG_InfoLocals(void);
extern int DEBUG_SetFrame(int newframe);
extern int DEBUG_GetCurrentFrame(struct name_hash ** name,
unsigned int * eip,
unsigned int * ebp);
/* debugger/stabs.c */
extern enum DbgInfoLoad DEBUG_ReadExecutableDbgInfo(const char* exe_name);
extern enum DbgInfoLoad DEBUG_ParseStabs(char * addr, unsigned int load_offset,
unsigned int staboff, int stablen,
unsigned int strtaboff, int strtablen);
/* debugger/types.c */
extern int DEBUG_nchar;
extern void DEBUG_InitTypes(void);
extern struct datatype * DEBUG_NewDataType(enum debug_type xtype,
const char * typename);
extern unsigned int DEBUG_TypeDerefPointer(const DBG_VALUE *value,
struct datatype ** newtype);
extern int DEBUG_AddStructElement(struct datatype * dt,
char * name, struct datatype * type,
int offset, int size);
extern int DEBUG_SetStructSize(struct datatype * dt, int size);
extern int DEBUG_SetPointerType(struct datatype * dt, struct datatype * dt2);
extern int DEBUG_SetArrayParams(struct datatype * dt, int min, int max,
struct datatype * dt2);
extern void DEBUG_Print( const DBG_VALUE *addr, int count, char format, int level );
extern unsigned int DEBUG_FindStructElement(DBG_VALUE * addr,
const char * ele_name, int * tmpbuf);
extern struct datatype * DEBUG_GetPointerType(struct datatype * dt);
extern int DEBUG_GetObjectSize(struct datatype * dt);
extern unsigned int DEBUG_ArrayIndex(const DBG_VALUE * addr, DBG_VALUE * result,
int index);
extern struct datatype * DEBUG_FindOrMakePointerType(struct datatype * reftype);
extern long long int DEBUG_GetExprValue(const DBG_VALUE * addr, char ** format);
extern int DEBUG_SetBitfieldParams(struct datatype * dt, int offset,
int nbits, struct datatype * dt2);
extern int DEBUG_CopyFieldlist(struct datatype * dt, struct datatype * dt2);
extern enum debug_type DEBUG_GetType(struct datatype * dt);
extern struct datatype * DEBUG_TypeCast(enum debug_type, const char *);
extern int DEBUG_PrintTypeCast(const struct datatype *);
extern int DEBUG_PrintType( const DBG_VALUE* addr );
extern struct datatype * DEBUG_GetBasicType(enum debug_type_basic);
/* debugger/winedbg.c */
#define DBG_CHN_MESG 1
#define DBG_CHN_ERR 2
#define DBG_CHN_WARN 4
#define DBG_CHN_FIXME 8
#define DBG_CHN_TRACE 16
extern void DEBUG_Output(int chn, const char* buffer, int len);
#ifdef __GNUC__
extern int DEBUG_Printf(int chn, const char* format, ...) __attribute__((format (printf,2,3)));
#else
extern int DEBUG_Printf(int chn, const char* format, ...);
#endif
extern DBG_INTVAR* DEBUG_GetIntVar(const char*);
extern BOOL DEBUG_Attach(DWORD pid, BOOL cofe);
extern BOOL DEBUG_Detach(void);
extern void DEBUG_Run(const char* args);
extern DBG_PROCESS* DEBUG_GetProcess(DWORD pid);
extern DBG_THREAD* DEBUG_GetThread(DBG_PROCESS* p, DWORD tid);
extern int curr_frame;
/* Choose your allocator! */
#if 1
/* this one is libc's fast one */
extern void* DEBUG_XMalloc(size_t size);
extern void* DEBUG_XReAlloc(void *ptr, size_t size);
extern char* DEBUG_XStrDup(const char *str);
#define DBG_alloc(x) DEBUG_XMalloc(x)
#define DBG_realloc(x,y) DEBUG_XReAlloc(x,y)
#define DBG_free(x) free(x)
#define DBG_strdup(x) DEBUG_XStrDup(x)
#else
/* this one is slow (takes 5 minutes to load the debugger on my machine),
if someone could make optimized routines so it wouldn't
take so long to load, it could be made default) */
#define DBG_alloc(x) HeapAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,x)
#define DBG_realloc(x,y) HeapReAlloc(GetProcessHeap(),0,x,y)
#define DBG_free(x) HeapFree(GetProcessHeap(),0,x)
inline static LPSTR DBG_strdup( LPCSTR str )
{
INT len = strlen(str) + 1;
LPSTR p = DBG_alloc( len );
if (p) memcpy( p, str, len );
return p;
}
#endif
#define DEBUG_STATUS_OFFSET 0x80003000
#define DEBUG_STATUS_INTERNAL_ERROR (DEBUG_STATUS_OFFSET+0)
#define DEBUG_STATUS_NO_SYMBOL (DEBUG_STATUS_OFFSET+1)
#define DEBUG_STATUS_DIV_BY_ZERO (DEBUG_STATUS_OFFSET+2)
#define DEBUG_STATUS_BAD_TYPE (DEBUG_STATUS_OFFSET+3)
#define DEBUG_STATUS_NO_FIELD (DEBUG_STATUS_OFFSET+4)
extern DBG_INTVAR DEBUG_IntVars[];
#define DBG_IVARNAME(_var) DEBUG_IV_##_var
#define DBG_IVARSTRUCT(_var) DEBUG_IntVars[DBG_IVARNAME(_var)]
#define DBG_IVAR(_var) (*(DBG_IVARSTRUCT(_var).pval))
#define INTERNAL_VAR(_var,_val,_ref,_typ) DBG_IVARNAME(_var),
enum debug_int_var {
#include "intvar.h"
DBG_IV_LAST
};
#undef INTERNAL_VAR
#endif /* __WINE_DEBUGGER_H */