include/debugger.h

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