1 /* Common definitions for remote server for GDB.
2 Copyright (C) 1993, 1995, 1997, 1998, 1999, 2000, 2002, 2003, 2004, 2005,
4 Free Software Foundation, Inc.
6 This file is part of GDB.
8 This program is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 2 of the License, or
11 (at your option) any later version.
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with this program; if not, write to the Free Software
20 Foundation, Inc., 51 Franklin Street, Fifth Floor,
21 Boston, MA 02110-1301, USA. */
38 #if !HAVE_DECL_STRERROR
40 extern char *strerror (int); /* X3.159-1989 4.11.6.2 */
45 #if defined(__GNUC__) && (__GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 7))
46 #define ATTR_NORETURN __attribute__ ((noreturn))
48 #define ATTR_NORETURN /* nothing */
53 #if defined(__GNUC__) && (__GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 4))
54 #define ATTR_FORMAT(type, x, y) __attribute__ ((format(type, x, y)))
56 #define ATTR_FORMAT(type, x, y) /* nothing */
60 /* A type used for binary buffers. */
61 typedef unsigned char gdb_byte;
63 /* FIXME: This should probably be autoconf'd for. It's an integer type at
64 least the size of a (void *). */
65 typedef long long CORE_ADDR;
67 /* Generic information for tracking a list of ``inferiors'' - threads,
71 struct inferior_list_entry *head;
72 struct inferior_list_entry *tail;
74 struct inferior_list_entry
77 struct inferior_list_entry *next;
80 /* Opaque type for user-visible threads. */
84 #include "gdb/signals.h"
87 #include "mem-break.h"
89 /* Target-specific functions */
91 void initialize_low ();
93 /* From inferiors.c. */
95 extern struct inferior_list all_threads;
96 void add_inferior_to_list (struct inferior_list *list,
97 struct inferior_list_entry *new_inferior);
98 void for_each_inferior (struct inferior_list *list,
99 void (*action) (struct inferior_list_entry *));
100 extern struct thread_info *current_inferior;
101 void remove_inferior (struct inferior_list *list,
102 struct inferior_list_entry *entry);
103 void remove_thread (struct thread_info *thread);
104 void add_thread (unsigned long thread_id, void *target_data, unsigned int);
105 unsigned int thread_id_to_gdb_id (unsigned long);
106 unsigned int thread_to_gdb_id (struct thread_info *);
107 unsigned long gdb_id_to_thread_id (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;
132 extern jmp_buf toplevel;
134 /* From remote-utils.c */
136 extern int all_symbols_looked_up;
138 int putpkt (char *buf);
139 int putpkt_binary (char *buf, int len);
140 int getpkt (char *buf);
141 void remote_open (char *name);
142 void remote_close (void);
143 void write_ok (char *buf);
144 void write_enn (char *buf);
145 void enable_async_io (void);
146 void disable_async_io (void);
147 void unblock_async_io (void);
148 void block_async_io (void);
149 void convert_ascii_to_int (char *from, unsigned char *to, int n);
150 void convert_int_to_ascii (unsigned char *from, char *to, int n);
151 void new_thread_notify (int id);
152 void dead_thread_notify (int id);
153 void prepare_resume_reply (char *buf, char status, unsigned char sig);
155 void decode_m_packet (char *from, CORE_ADDR * mem_addr_ptr,
156 unsigned int *len_ptr);
157 void decode_M_packet (char *from, CORE_ADDR * mem_addr_ptr,
158 unsigned int *len_ptr, unsigned char *to);
159 int decode_X_packet (char *from, int packet_len, CORE_ADDR * mem_addr_ptr,
160 unsigned int *len_ptr, unsigned char *to);
162 int unhexify (char *bin, const char *hex, int count);
163 int hexify (char *hex, const char *bin, int count);
164 int remote_escape_output (const gdb_byte *buffer, int len,
165 gdb_byte *out_buf, int *out_len,
168 int look_up_one_symbol (const char *name, CORE_ADDR *addrp);
170 /* Functions from ``signals.c''. */
171 enum target_signal target_signal_from_host (int hostsig);
172 int target_signal_to_host_p (enum target_signal oursig);
173 int target_signal_to_host (enum target_signal oursig);
174 char *target_signal_to_name (enum target_signal);
176 /* Functions from utils.c */
178 void perror_with_name (char *string);
179 void error (const char *string,...) ATTR_NORETURN ATTR_FORMAT (printf, 1, 2);
180 void fatal (const char *string,...) ATTR_NORETURN ATTR_FORMAT (printf, 1, 2);
181 void warning (const char *string,...) ATTR_FORMAT (printf, 1, 2);
183 /* Functions from the register cache definition. */
185 void init_registers (void);
187 /* Maximum number of bytes to read/write at once. The value here
188 is chosen to fill up a packet (the headers account for the 32). */
189 #define MAXBUFBYTES(N) (((N)-32)/2)
191 /* Buffer sizes for transferring memory, registers, etc. Round up PBUFSIZ to
192 hold all the registers, at least. */
193 #define PBUFSIZ ((registers_length () + 32 > 2000) \
194 ? (registers_length () + 32) \
197 /* Version information, from version.c. */
198 extern const char version[];
199 extern const char host_name[];
201 #endif /* SERVER_H */