1 /* Common definitions for remote server for GDB.
2 Copyright (C) 1993, 1995, 1997, 1998, 1999, 2000, 2002, 2003, 2004, 2005,
3 2006, 2007 Free Software Foundation, Inc.
5 This file is part of GDB.
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with this program; if not, write to the Free Software
19 Foundation, Inc., 51 Franklin Street, Fifth Floor,
20 Boston, MA 02110-1301, USA. */
37 #if !HAVE_DECL_STRERROR
39 extern char *strerror (int); /* X3.159-1989 4.11.6.2 */
44 #if defined(__GNUC__) && (__GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 7))
45 #define ATTR_NORETURN __attribute__ ((noreturn))
47 #define ATTR_NORETURN /* nothing */
52 #if defined(__GNUC__) && (__GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 4))
53 #define ATTR_FORMAT(type, x, y) __attribute__ ((format(type, x, y)))
55 #define ATTR_FORMAT(type, x, y) /* nothing */
59 /* A type used for binary buffers. */
60 typedef unsigned char gdb_byte
;
62 /* FIXME: This should probably be autoconf'd for. It's an integer type at
63 least the size of a (void *). */
64 typedef long long CORE_ADDR
;
66 /* Generic information for tracking a list of ``inferiors'' - threads,
70 struct inferior_list_entry
*head
;
71 struct inferior_list_entry
*tail
;
73 struct inferior_list_entry
76 struct inferior_list_entry
*next
;
79 /* Opaque type for user-visible threads. */
83 #include "gdb/signals.h"
86 #include "mem-break.h"
88 /* Target-specific functions */
90 void initialize_low ();
92 /* From inferiors.c. */
94 extern struct inferior_list all_threads
;
95 void add_inferior_to_list (struct inferior_list
*list
,
96 struct inferior_list_entry
*new_inferior
);
97 void for_each_inferior (struct inferior_list
*list
,
98 void (*action
) (struct inferior_list_entry
*));
99 extern struct thread_info
*current_inferior
;
100 void remove_inferior (struct inferior_list
*list
,
101 struct inferior_list_entry
*entry
);
102 void remove_thread (struct thread_info
*thread
);
103 void add_thread (unsigned long thread_id
, void *target_data
, unsigned int);
104 unsigned int thread_id_to_gdb_id (unsigned long);
105 unsigned int thread_to_gdb_id (struct thread_info
*);
106 unsigned long gdb_id_to_thread_id (unsigned int);
107 struct thread_info
*gdb_id_to_thread (unsigned int);
108 void clear_inferiors (void);
109 struct inferior_list_entry
*find_inferior
110 (struct inferior_list
*,
111 int (*func
) (struct inferior_list_entry
*,
114 struct inferior_list_entry
*find_inferior_id (struct inferior_list
*list
,
116 void *inferior_target_data (struct thread_info
*);
117 void set_inferior_target_data (struct thread_info
*, void *);
118 void *inferior_regcache_data (struct thread_info
*);
119 void set_inferior_regcache_data (struct thread_info
*, void *);
120 void change_inferior_id (struct inferior_list
*list
,
121 unsigned long new_id
);
123 /* Public variables in server.c */
125 extern unsigned long cont_thread
;
126 extern unsigned long general_thread
;
127 extern unsigned long step_thread
;
128 extern unsigned long thread_from_wait
;
129 extern unsigned long old_thread_from_wait
;
130 extern int server_waiting
;
131 extern int pass_signals
[];
133 extern jmp_buf toplevel
;
135 /* From remote-utils.c */
137 extern int all_symbols_looked_up
;
139 int putpkt (char *buf
);
140 int putpkt_binary (char *buf
, int len
);
141 int getpkt (char *buf
);
142 void remote_open (char *name
);
143 void remote_close (void);
144 void write_ok (char *buf
);
145 void write_enn (char *buf
);
146 void enable_async_io (void);
147 void disable_async_io (void);
148 void unblock_async_io (void);
149 void block_async_io (void);
150 void convert_ascii_to_int (char *from
, unsigned char *to
, int n
);
151 void convert_int_to_ascii (unsigned char *from
, char *to
, int n
);
152 void new_thread_notify (int id
);
153 void dead_thread_notify (int id
);
154 void prepare_resume_reply (char *buf
, char status
, unsigned char sig
);
156 const char *decode_address_to_semicolon (CORE_ADDR
*addrp
, const char *start
);
157 void decode_address (CORE_ADDR
*addrp
, const char *start
, int len
);
158 void decode_m_packet (char *from
, CORE_ADDR
* mem_addr_ptr
,
159 unsigned int *len_ptr
);
160 void decode_M_packet (char *from
, CORE_ADDR
* mem_addr_ptr
,
161 unsigned int *len_ptr
, unsigned char *to
);
162 int decode_X_packet (char *from
, int packet_len
, CORE_ADDR
* mem_addr_ptr
,
163 unsigned int *len_ptr
, unsigned char *to
);
165 int unhexify (char *bin
, const char *hex
, int count
);
166 int hexify (char *hex
, const char *bin
, int count
);
167 int remote_escape_output (const gdb_byte
*buffer
, int len
,
168 gdb_byte
*out_buf
, int *out_len
,
171 int look_up_one_symbol (const char *name
, CORE_ADDR
*addrp
);
173 /* Functions from ``signals.c''. */
174 enum target_signal
target_signal_from_host (int hostsig
);
175 int target_signal_to_host_p (enum target_signal oursig
);
176 int target_signal_to_host (enum target_signal oursig
);
177 char *target_signal_to_name (enum target_signal
);
179 /* Functions from utils.c */
181 void perror_with_name (char *string
);
182 void error (const char *string
,...) ATTR_NORETURN
ATTR_FORMAT (printf
, 1, 2);
183 void fatal (const char *string
,...) ATTR_NORETURN
ATTR_FORMAT (printf
, 1, 2);
184 void warning (const char *string
,...) ATTR_FORMAT (printf
, 1, 2);
186 /* Functions from the register cache definition. */
188 void init_registers (void);
190 /* Maximum number of bytes to read/write at once. The value here
191 is chosen to fill up a packet (the headers account for the 32). */
192 #define MAXBUFBYTES(N) (((N)-32)/2)
194 /* Buffer sizes for transferring memory, registers, etc. Round up PBUFSIZ to
195 hold all the registers, at least. */
196 #define PBUFSIZ ((registers_length () + 32 > 2000) \
197 ? (registers_length () + 32) \
200 /* Version information, from version.c. */
201 extern const char version
[];
202 extern const char host_name
[];
204 #endif /* SERVER_H */