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