1 /* Common definitions for remote server for GDB.
2 Copyright (C) 1993, 1995, 1997, 1998, 1999, 2000, 2002, 2003, 2004, 2005,
3 2006, 2007, 2008, 2009 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 3 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, see <http://www.gnu.org/licenses/>. */
26 #include "wincecompat.h"
41 #if !HAVE_DECL_STRERROR
43 extern char *strerror (int); /* X3.159-1989 4.11.6.2 */
49 extern void perror (const char *);
54 extern void *memmem (const void *, size_t , const void *, size_t);
58 #if defined(__GNUC__) && (__GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 7))
59 #define ATTR_NORETURN __attribute__ ((noreturn))
61 #define ATTR_NORETURN /* nothing */
66 #if defined(__GNUC__) && (__GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 4))
67 #define ATTR_FORMAT(type, x, y) __attribute__ ((format(type, x, y)))
69 #define ATTR_FORMAT(type, x, y) /* nothing */
74 #if defined(__GNUC__) && (__GNUC__ >= 3)
75 #define ATTR_MALLOC __attribute__ ((__malloc__))
77 #define ATTR_MALLOC /* nothing */
81 /* A type used for binary buffers. */
82 typedef unsigned char gdb_byte
;
84 /* FIXME: This should probably be autoconf'd for. It's an integer type at
85 least the size of a (void *). */
86 typedef long long CORE_ADDR
;
88 /* Generic information for tracking a list of ``inferiors'' - threads,
92 struct inferior_list_entry
*head
;
93 struct inferior_list_entry
*tail
;
95 struct inferior_list_entry
98 struct inferior_list_entry
*next
;
101 /* Opaque type for user-visible threads. */
106 struct inferior_list_entry entry
;
111 #include "regcache.h"
112 #include "gdb/signals.h"
115 #include "mem-break.h"
117 /* Target-specific functions */
119 void initialize_low ();
121 /* From inferiors.c. */
123 extern struct inferior_list all_threads
;
124 extern struct inferior_list all_dlls
;
125 extern int dlls_changed
;
127 void add_inferior_to_list (struct inferior_list
*list
,
128 struct inferior_list_entry
*new_inferior
);
129 void for_each_inferior (struct inferior_list
*list
,
130 void (*action
) (struct inferior_list_entry
*));
131 extern struct thread_info
*current_inferior
;
132 void remove_inferior (struct inferior_list
*list
,
133 struct inferior_list_entry
*entry
);
134 void remove_thread (struct thread_info
*thread
);
135 void add_thread (unsigned long thread_id
, void *target_data
, unsigned int);
136 unsigned int thread_id_to_gdb_id (unsigned long);
137 unsigned int thread_to_gdb_id (struct thread_info
*);
138 unsigned long gdb_id_to_thread_id (unsigned int);
139 struct thread_info
*gdb_id_to_thread (unsigned int);
140 void clear_inferiors (void);
141 struct inferior_list_entry
*find_inferior
142 (struct inferior_list
*,
143 int (*func
) (struct inferior_list_entry
*,
146 struct inferior_list_entry
*find_inferior_id (struct inferior_list
*list
,
148 void *inferior_target_data (struct thread_info
*);
149 void set_inferior_target_data (struct thread_info
*, void *);
150 void *inferior_regcache_data (struct thread_info
*);
151 void set_inferior_regcache_data (struct thread_info
*, void *);
152 void add_pid_to_list (struct inferior_list
*list
, unsigned long pid
);
153 int pull_pid_from_list (struct inferior_list
*list
, unsigned long pid
);
155 void loaded_dll (const char *name
, CORE_ADDR base_addr
);
156 void unloaded_dll (const char *name
, CORE_ADDR base_addr
);
158 /* Public variables in server.c */
160 extern unsigned long cont_thread
;
161 extern unsigned long general_thread
;
162 extern unsigned long step_thread
;
163 extern unsigned long thread_from_wait
;
164 extern unsigned long old_thread_from_wait
;
165 extern int server_waiting
;
166 extern int debug_threads
;
167 extern int pass_signals
[];
169 extern jmp_buf toplevel
;
171 extern int disable_packet_vCont
;
172 extern int disable_packet_Tthread
;
173 extern int disable_packet_qC
;
174 extern int disable_packet_qfThreadInfo
;
176 /* Functions from hostio.c. */
177 extern int handle_vFile (char *, int, int *);
179 /* Functions from hostio-errno.c. */
180 extern void hostio_last_error_from_errno (char *own_buf
);
182 /* From remote-utils.c */
184 extern int remote_debug
;
185 extern int all_symbols_looked_up
;
186 extern int noack_mode
;
187 extern int transport_is_reliable
;
189 int putpkt (char *buf
);
190 int putpkt_binary (char *buf
, int len
);
191 int getpkt (char *buf
);
192 void remote_open (char *name
);
193 void remote_close (void);
194 void write_ok (char *buf
);
195 void write_enn (char *buf
);
196 void initialize_async_io (void);
197 void enable_async_io (void);
198 void disable_async_io (void);
199 void check_remote_input_interrupt_request (void);
200 void convert_ascii_to_int (char *from
, unsigned char *to
, int n
);
201 void convert_int_to_ascii (unsigned char *from
, char *to
, int n
);
202 void new_thread_notify (int id
);
203 void dead_thread_notify (int id
);
204 void prepare_resume_reply (char *buf
, char status
, unsigned char sig
);
206 const char *decode_address_to_semicolon (CORE_ADDR
*addrp
, const char *start
);
207 void decode_address (CORE_ADDR
*addrp
, const char *start
, int len
);
208 void decode_m_packet (char *from
, CORE_ADDR
* mem_addr_ptr
,
209 unsigned int *len_ptr
);
210 void decode_M_packet (char *from
, CORE_ADDR
* mem_addr_ptr
,
211 unsigned int *len_ptr
, unsigned char *to
);
212 int decode_X_packet (char *from
, int packet_len
, CORE_ADDR
* mem_addr_ptr
,
213 unsigned int *len_ptr
, unsigned char *to
);
214 int decode_xfer_write (char *buf
, int packet_len
, char **annex
,
215 CORE_ADDR
*offset
, unsigned int *len
,
216 unsigned char *data
);
217 int decode_search_memory_packet (const char *buf
, int packet_len
,
218 CORE_ADDR
*start_addrp
,
219 CORE_ADDR
*search_space_lenp
,
220 gdb_byte
*pattern
, unsigned int *pattern_lenp
);
222 int unhexify (char *bin
, const char *hex
, int count
);
223 int hexify (char *hex
, const char *bin
, int count
);
224 int remote_escape_output (const gdb_byte
*buffer
, int len
,
225 gdb_byte
*out_buf
, int *out_len
,
228 int look_up_one_symbol (const char *name
, CORE_ADDR
*addrp
);
230 void monitor_output (const char *msg
);
232 char *xml_escape_text (const char *text
);
234 /* Simple growing buffer. */
239 size_t buffer_size
; /* allocated size */
240 size_t used_size
; /* actually used size */
243 /* Append DATA of size SIZE to the end of BUFFER. Grows the buffer to
244 accommodate the new data. */
245 void buffer_grow (struct buffer
*buffer
, const char *data
, size_t size
);
247 /* Release any memory held by BUFFER. */
248 void buffer_free (struct buffer
*buffer
);
250 /* Initialize BUFFER. BUFFER holds no memory afterwards. */
251 void buffer_init (struct buffer
*buffer
);
253 /* Return a pointer into BUFFER data, effectivelly transfering
254 ownership of the buffer memory to the caller. Calling buffer_free
255 afterwards has no effect on the returned data. */
256 char* buffer_finish (struct buffer
*buffer
);
258 /* Simple printf to BUFFER function. Current implemented formatters:
259 %s - grow an xml escaped text in OBSTACK. */
260 void buffer_xml_printf (struct buffer
*buffer
, const char *format
, ...)
261 ATTR_FORMAT (printf
, 2, 3);;
263 #define buffer_grow_str(BUFFER,STRING) \
264 buffer_grow (BUFFER, STRING, strlen (STRING))
265 #define buffer_grow_str0(BUFFER,STRING) \
266 buffer_grow (BUFFER, STRING, strlen (STRING) + 1)
268 /* Functions from ``signals.c''. */
269 enum target_signal
target_signal_from_host (int hostsig
);
270 int target_signal_to_host_p (enum target_signal oursig
);
271 int target_signal_to_host (enum target_signal oursig
);
272 char *target_signal_to_name (enum target_signal
);
274 /* Functions from utils.c */
276 void *xmalloc (size_t) ATTR_MALLOC
;
277 void *xcalloc (size_t, size_t) ATTR_MALLOC
;
278 char *xstrdup (const char *) ATTR_MALLOC
;
279 void perror_with_name (char *string
);
280 void error (const char *string
,...) ATTR_NORETURN
ATTR_FORMAT (printf
, 1, 2);
281 void fatal (const char *string
,...) ATTR_NORETURN
ATTR_FORMAT (printf
, 1, 2);
282 void warning (const char *string
,...) ATTR_FORMAT (printf
, 1, 2);
284 /* Maximum number of bytes to read/write at once. The value here
285 is chosen to fill up a packet (the headers account for the 32). */
286 #define MAXBUFBYTES(N) (((N)-32)/2)
288 /* Buffer sizes for transferring memory, registers, etc. Set to a constant
289 value to accomodate multiple register formats. This value must be at least
290 as large as the largest register set supported by gdbserver. */
291 #define PBUFSIZ 16384
293 /* Version information, from version.c. */
294 extern const char version
[];
295 extern const char host_name
[];
297 #endif /* SERVER_H */