/* * Debugger definitions * * Copyright 1995 Alexandre Julliard * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */ #ifndef __WINE_DEBUGGER_H #define __WINE_DEBUGGER_H #include #include #include "windef.h" #include "winbase.h" #include "ntstatus.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, /* not so basic, but handy */ DT_BASIC_CONTEXT, /* 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_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. */ }; enum dbg_mode { MODE_INVALID, MODE_16, MODE_32, MODE_VM86 }; enum exit_mode /* of exception handling */ { EXIT_CONTINUE, /* continue execution */ EXIT_PASS, /* pass exception back to app (1st chance) */ EXIT_DETACH, /* detach debugger */ EXIT_QUIT, /* exit debugger and kill debuggee */ }; #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; /* 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 exec_mode exec_mode; /* mode the thread is run (step/run...) */ int exec_count; /* count of mode operations */ enum dbg_mode dbg_mode; /* mode (VM86, 32bit, 16bit) */ DBG_BREAKPOINT stepOverBP; char name[9]; struct tagDBG_THREAD* next; struct tagDBG_THREAD* prev; } DBG_THREAD; typedef struct tagDBG_DELAYED_BP { BOOL is_symbol; union { struct { int lineno; char* name; } symbol; DBG_VALUE value; } u; } 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; extern enum exit_mode DEBUG_ExitMode; extern HANDLE DEBUG_hParserInput; extern HANDLE DEBUG_hParserOutput; #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))) enum get_sym_val {gsv_found, gsv_unknown, gsv_aborted}; /* from winelib.so */ extern void DEBUG_ExternalDebugger(void); /* debugger/break.c */ extern void DEBUG_SetBreakpoints( BOOL set ); extern BOOL DEBUG_AddBreakpoint( const DBG_VALUE *addr, BOOL (*func)(void), BOOL verbose ); extern BOOL DEBUG_AddBreakpointFromValue( const DBG_VALUE *addr ); 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, int* count ); extern void DEBUG_SuspendExecution( void ); extern void DEBUG_RestartExecution( 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 void DEBUG_Parser(LPCSTR); 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); /* debugger/display.c */ extern int DEBUG_DoDisplay(void); extern int DEBUG_AddDisplay(struct expr * exp, int count, char format, int local_frame); extern int DEBUG_DelDisplay(int displaynum); extern int DEBUG_InfoDisplay(void); extern int DEBUG_EnableDisplay(int displaynum, int enable); /* 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 enum get_sym_val DEBUG_GetSymbolValue( const char * name, const int lineno, DBG_VALUE *addr, int ); 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, unsigned long offset ); 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 ); void DEBUG_InfoSymbols(const char* str); const char *DEBUG_GetSymbolName(const struct name_hash *); /* 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_DumpModule(DWORD mod); extern void DEBUG_WalkModules(void); extern void DEBUG_WalkProcess(void); extern void DEBUG_WalkThreads(void); extern void DEBUG_WalkExceptions(DWORD tid); extern void DEBUG_InfoSegments(DWORD s, int v); extern void DEBUG_InfoVirtual(DWORD pid); extern void DEBUG_InfoWindow(HWND hWnd); extern void DEBUG_WalkWindows(HWND hWnd, int indent); extern void DEBUG_DbgChannel(BOOL add, const char* chnl, const char* name); /* 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 extern int DEBUG_PrintStringA( int chnl, const DBG_ADDR* address, int len ); extern int DEBUG_PrintStringW( int chnl, const DBG_ADDR* address, int len ); /* debugger/module.c */ extern int DEBUG_LoadEntryPoints( const char * prefix ); extern void DEBUG_LoadModule32( const char* name, HANDLE hFile, void *base ); 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_RegisterELFModule(void *load_addr, unsigned 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, void *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(const CONTEXT* ctx); 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, void *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, const 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 const char* DEBUG_GetName(struct datatype * dt); 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); extern int DEBUG_DumpTypes(void); /* 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_OutputA(int chn, const char* buffer, int len); extern void DEBUG_OutputW(int chn, const WCHAR* 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, BOOL wfe); extern BOOL DEBUG_Detach(void); extern void DEBUG_Run(const char* args); extern DBG_PROCESS* DEBUG_AddProcess(DWORD pid, HANDLE h, const char* imageName); extern DBG_PROCESS* DEBUG_GetProcess(DWORD pid); extern void DEBUG_DelProcess(DBG_PROCESS* p); extern DBG_THREAD* DEBUG_AddThread(DBG_PROCESS* p, DWORD tid, HANDLE h, LPVOID start, LPVOID teb); extern DBG_THREAD* DEBUG_GetThread(DBG_PROCESS* p, DWORD tid); extern void DEBUG_DelThread(DBG_THREAD* t); extern BOOL DEBUG_ProcessGetString(char* buffer, int size, HANDLE hp, LPSTR addr); extern BOOL DEBUG_ProcessGetStringIndirect(char* buffer, int size, HANDLE hp, LPVOID addr, BOOL unicode); extern void DEBUG_WaitNextException(DWORD cont, int count, int mode); extern BOOL DEBUG_InterruptDebuggee(void); extern int curr_frame; /* gdbproxy.c */ extern BOOL DEBUG_GdbRemote(unsigned int); extern void *DBG_alloc(size_t size); extern void *DBG_realloc(void *ptr, size_t size); extern void DBG_free(void *ptr); extern char *DBG_strdup(const char *str); #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) #define DEBUG_STATUS_ABORT (DEBUG_STATUS_OFFSET+5) 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 */