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/* Common definitions for remote server for GDB.

   Copyright (C) 1993, 1995, 1997, 1998, 1999, 2000, 2002, 2003, 2004, 2005,

   2006, 2007, 2008 Free Software Foundation, Inc.

   This file is part of GDB.

   This program is free software; you can redistribute it and/or modify

   it under the terms of the GNU General Public License as published by

   the Free Software Foundation; either version 3 of the License, or

   (at your option) any later version.

   This program 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 General Public License for more details.

   You should have received a copy of the GNU General Public License

   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */

#ifndef SERVER_H

#define SERVER_H

#include "config.h"

#ifdef __MINGW32CE__

#include "wincecompat.h"

#endif

#include <stdarg.h>

#include <stdio.h>

#include <stdlib.h>

#ifdef HAVE_ERRNO_H

#include <errno.h>

#endif

#include <setjmp.h>

#ifdef HAVE_STRING_H

#include <string.h>

#endif

#if !HAVE_DECL_STRERROR

#ifndef strerror

extern char *strerror (int);    /* X3.159-1989  4.11.6.2 */

#endif

#endif

#if !HAVE_DECL_PERROR

#ifndef perror

extern void perror (const char *);

#endif

#endif

#ifndef ATTR_NORETURN

#if defined(__GNUC__) && (__GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 7))

#define ATTR_NORETURN __attribute__ ((noreturn))

#else

#define ATTR_NORETURN           /* nothing */

#endif

#endif

#ifndef ATTR_FORMAT

#if defined(__GNUC__) && (__GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 4))

#define ATTR_FORMAT(type, x, y) __attribute__ ((format(type, x, y)))

#else

#define ATTR_FORMAT(type, x, y) /* nothing */

#endif

#endif

/* A type used for binary buffers.  */

typedef unsigned char gdb_byte;

/* FIXME: This should probably be autoconf'd for.  It's an integer type at

   least the size of a (void *).  */

typedef long long CORE_ADDR;

/* Generic information for tracking a list of ``inferiors'' - threads,

   processes, etc.  */

struct inferior_list

{

  struct inferior_list_entry *head;

  struct inferior_list_entry *tail;

};

struct inferior_list_entry

{

  unsigned long id;

  struct inferior_list_entry *next;

};

/* Opaque type for user-visible threads.  */

struct thread_info;

struct dll_info

{

  struct inferior_list_entry entry;

  char *name;

  CORE_ADDR base_addr;

};

#include "regcache.h"

#include "gdb/signals.h"

#include "target.h"

#include "mem-break.h"

/* Target-specific functions */

void initialize_low ();

/* From inferiors.c.  */

extern struct inferior_list all_threads;

extern struct inferior_list all_dlls;

extern int dlls_changed;

void add_inferior_to_list (struct inferior_list *list,

                           struct inferior_list_entry *new_inferior);

void for_each_inferior (struct inferior_list *list,

                        void (*action) (struct inferior_list_entry *));

extern struct thread_info *current_inferior;

void remove_inferior (struct inferior_list *list,

                      struct inferior_list_entry *entry);

void remove_thread (struct thread_info *thread);

void add_thread (unsigned long thread_id, void *target_data, unsigned int);

unsigned int thread_id_to_gdb_id (unsigned long);

unsigned int thread_to_gdb_id (struct thread_info *);

unsigned long gdb_id_to_thread_id (unsigned int);

struct thread_info *gdb_id_to_thread (unsigned int);

void clear_inferiors (void);

struct inferior_list_entry *find_inferior

     (struct inferior_list *,

      int (*func) (struct inferior_list_entry *,

                   void *),

      void *arg);

struct inferior_list_entry *find_inferior_id (struct inferior_list *list,

                                              unsigned long id);

void *inferior_target_data (struct thread_info *);

void set_inferior_target_data (struct thread_info *, void *);

void *inferior_regcache_data (struct thread_info *);

void set_inferior_regcache_data (struct thread_info *, void *);

void add_pid_to_list (struct inferior_list *list, unsigned long pid);

int pull_pid_from_list (struct inferior_list *list, unsigned long pid);

void loaded_dll (const char *name, CORE_ADDR base_addr);

void unloaded_dll (const char *name, CORE_ADDR base_addr);

/* Public variables in server.c */

extern unsigned long cont_thread;

extern unsigned long general_thread;

extern unsigned long step_thread;

extern unsigned long thread_from_wait;

extern unsigned long old_thread_from_wait;

extern int server_waiting;

extern int debug_threads;

extern int pass_signals[];

extern jmp_buf toplevel;

/* Functions from hostio.c.  */

extern int handle_vFile (char *, int, int *);

/* Functions from hostio-errno.c.  */

extern void hostio_last_error_from_errno (char *own_buf);

/* From remote-utils.c */

extern int remote_debug;

extern int all_symbols_looked_up;

int putpkt (char *buf);

int putpkt_binary (char *buf, int len);

int getpkt (char *buf);

void remote_open (char *name);

void remote_close (void);

void write_ok (char *buf);

void write_enn (char *buf);

void initialize_async_io (void);

void enable_async_io (void);

void disable_async_io (void);

void check_remote_input_interrupt_request (void);

void convert_ascii_to_int (char *from, unsigned char *to, int n);

void convert_int_to_ascii (unsigned char *from, char *to, int n);

void new_thread_notify (int id);

void dead_thread_notify (int id);

void prepare_resume_reply (char *buf, char status, unsigned char sig);

const char *decode_address_to_semicolon (CORE_ADDR *addrp, const char *start);

void decode_address (CORE_ADDR *addrp, const char *start, int len);

void decode_m_packet (char *from, CORE_ADDR * mem_addr_ptr,

                      unsigned int *len_ptr);

void decode_M_packet (char *from, CORE_ADDR * mem_addr_ptr,

                      unsigned int *len_ptr, unsigned char *to);

int decode_X_packet (char *from, int packet_len, CORE_ADDR * mem_addr_ptr,

                     unsigned int *len_ptr, unsigned char *to);

int decode_xfer_write (char *buf, int packet_len, char **annex,

                       CORE_ADDR *offset, unsigned int *len,

                       unsigned char *data);

int unhexify (char *bin, const char *hex, int count);

int hexify (char *hex, const char *bin, int count);

int remote_escape_output (const gdb_byte *buffer, int len,

                          gdb_byte *out_buf, int *out_len,

                          int out_maxlen);

int look_up_one_symbol (const char *name, CORE_ADDR *addrp);

void monitor_output (const char *msg);

char *xml_escape_text (const char *text);

/* Functions from ``signals.c''.  */

enum target_signal target_signal_from_host (int hostsig);

int target_signal_to_host_p (enum target_signal oursig);

int target_signal_to_host (enum target_signal oursig);

char *target_signal_to_name (enum target_signal);

/* Functions from utils.c */

void perror_with_name (char *string);

void error (const char *string,...) ATTR_NORETURN ATTR_FORMAT (printf, 1, 2);

void fatal (const char *string,...) ATTR_NORETURN ATTR_FORMAT (printf, 1, 2);

void warning (const char *string,...) ATTR_FORMAT (printf, 1, 2);

/* Functions from the register cache definition.  */

void init_registers (void);

/* Maximum number of bytes to read/write at once.  The value here

   is chosen to fill up a packet (the headers account for the 32).  */

#define MAXBUFBYTES(N) (((N)-32)/2)

/* Buffer sizes for transferring memory, registers, etc.  Round up PBUFSIZ to

   hold all the registers, at least.  */

#define PBUFSIZ ((registers_length () + 32 > 2000) \

                 ? (registers_length () + 32) \

                 : 2000)

/* Version information, from version.c.  */

extern const char version[];

extern const char host_name[];

#endif /* SERVER_H */