include/debugger.h

   1 /*
   2  * Debugger definitions
   3  *
   4  * Copyright 1995 Alexandre Julliard
   5  */
   6
   7 #ifndef __WINE_DEBUGGER_H
   8 #define __WINE_DEBUGGER_H
   9
  10 #include "ldt.h"
  11 #include "registers.h"
  12
  13 #define STEP_FLAG 0x100 /* single step flag */
  14
  15 typedef struct
  16 {
  17     DWORD seg;  /* 0xffffffff means current default segment (cs or ds) */
  18     DWORD off;
  19 } DBG_ADDR;
  20
  21 #define DBG_FIX_ADDR_SEG(addr,default) \
  22     { if ((addr)->seg == 0xffffffff) (addr)->seg = (default); \
  23       if (((addr)->seg == WINE_CODE_SELECTOR) || \
  24            (addr)->seg == WINE_DATA_SELECTOR) (addr)->seg = 0; }
  25
  26 #define DBG_ADDR_TO_LIN(addr) \
  27     ((addr)->seg ? (char *)PTR_SEG_OFF_TO_LIN((addr)->seg,(addr)->off) \
  28                  : (char *)(addr)->off)
  29
  30 #define DBG_CHECK_READ_PTR(addr,len) \
  31     (!DEBUG_IsBadReadPtr((addr),(len)) || \
  32      (fprintf(stderr,"*** Invalid address "), \
  33       DEBUG_PrintAddress((addr),dbg_mode), \
  34       fprintf(stderr,"\n"),0))
  35
  36 #define DBG_CHECK_WRITE_PTR(addr,len) \
  37     (!DEBUG_IsBadWritePtr((addr),(len)) || \
  38      (fprintf(stderr,"*** Invalid address "), \
  39       DEBUG_PrintAddress(addr,dbg_mode), \
  40       fprintf(stderr,"\n"),0))
  41
  42 #ifdef REG_SP  /* Some Sun includes define this */
  43 #undef REG_SP
  44 #endif
  45
  46 enum debug_regs
  47 {
  48     REG_EAX, REG_EBX, REG_ECX, REG_EDX, REG_ESI,
  49     REG_EDI, REG_EBP, REG_EFL, REG_EIP, REG_ESP,
  50     REG_AX, REG_BX, REG_CX, REG_DX, REG_SI,
  51     REG_DI, REG_BP, REG_FL, REG_IP, REG_SP,
  52     REG_CS, REG_DS, REG_ES, REG_SS, REG_FS, REG_GS
  53 };
  54
  55
  56 enum exec_mode
  57 {
  58     EXEC_CONT,       /* Continuous execution */
  59     EXEC_STEP_OVER,  /* Stepping over a call */
  60     EXEC_STEP_INSTR  /* Single-stepping an instruction */
  61 };
  62
  63 extern SIGCONTEXT *DEBUG_context;  /* debugger/registers.c */
  64 extern unsigned int dbg_mode;
  65
  66   /* debugger/break.c */
  67 extern void DEBUG_SetBreakpoints( BOOL32 set );
  68 extern int DEBUG_FindBreakpoint( const DBG_ADDR *addr );
  69 extern void DEBUG_AddBreakpoint( const DBG_ADDR *addr );
  70 extern void DEBUG_DelBreakpoint( int num );
  71 extern void DEBUG_EnableBreakpoint( int num, BOOL32 enable );
  72 extern void DEBUG_InfoBreakpoints(void);
  73 extern BOOL32 DEBUG_HandleTrap( SIGCONTEXT *context );
  74 extern BOOL32 DEBUG_ShouldContinue( SIGCONTEXT *context, enum exec_mode mode );
  75 extern void DEBUG_RestartExecution( SIGCONTEXT *context, enum exec_mode mode,
  76                                     int instr_len );
  77
  78   /* debugger/db_disasm.c */
  79 extern void DEBUG_Disasm( DBG_ADDR *addr );
  80
  81   /* debugger/hash.c */
  82 extern void DEBUG_AddSymbol( const char *name, const DBG_ADDR *addr );
  83 extern BOOL32 DEBUG_GetSymbolValue( const char * name, DBG_ADDR *addr );
  84 extern BOOL32 DEBUG_SetSymbolValue( const char * name, const DBG_ADDR *addr );
  85 extern const char * DEBUG_FindNearestSymbol( const DBG_ADDR *addr );
  86 extern void DEBUG_ReadSymbolTable( const char * filename );
  87 extern void DEBUG_LoadEntryPoints(void);
  88
  89   /* debugger/info.c */
  90 extern void DEBUG_Print( const DBG_ADDR *addr, int count, char format );
  91 extern void DEBUG_PrintAddress( const DBG_ADDR *addr, int addrlen );
  92 extern void DEBUG_Help(void);
  93 extern void DEBUG_List( DBG_ADDR *addr, int count );
  94
  95   /* debugger/memory.c */
  96 extern BOOL32 DEBUG_IsBadReadPtr( const DBG_ADDR *address, int size );
  97 extern BOOL32 DEBUG_IsBadWritePtr( const DBG_ADDR *address, int size );
  98 extern int DEBUG_ReadMemory( const DBG_ADDR *address );
  99 extern void DEBUG_WriteMemory( const DBG_ADDR *address, int value );
 100 extern void DEBUG_ExamineMemory( const DBG_ADDR *addr, int count, char format);
 101
 102   /* debugger/registers.c */
 103 extern void DEBUG_SetRegister( enum debug_regs reg, int val );
 104 extern int DEBUG_GetRegister( enum debug_regs reg );
 105 extern void DEBUG_InfoRegisters(void);
 106 extern BOOL32 DEBUG_ValidateRegisters(void);
 107
 108   /* debugger/stack.c */
 109 extern void DEBUG_InfoStack(void);
 110 extern void DEBUG_BackTrace(void);
 111
 112   /* debugger/dbg.y */
 113 extern void DEBUG_EnterDebugger(void);
 114 extern void wine_debug( int signal, SIGCONTEXT *regs );
 115
 116 #endif  /* __WINE_DEBUGGER_H */