1 /* Common definitions for remote server for GDB.
2 Copyright (C) 1993, 1995, 1997, 1998, 1999, 2000, 2002, 2003, 2004, 2005
3 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 /* FIXME: This should probably be autoconf'd for. It's an integer type at
60 least the size of a (void *). */
61 typedef long long CORE_ADDR;
63 /* Generic information for tracking a list of ``inferiors'' - threads,
67 struct inferior_list_entry *head;
68 struct inferior_list_entry *tail;
70 struct inferior_list_entry
73 struct inferior_list_entry *next;
76 /* Opaque type for user-visible threads. */
80 #include "gdb/signals.h"
83 #include "mem-break.h"
85 /* Target-specific functions */
87 void initialize_low ();
89 /* From inferiors.c. */
91 extern struct inferior_list all_threads;
92 void add_inferior_to_list (struct inferior_list *list,
93 struct inferior_list_entry *new_inferior);
94 void for_each_inferior (struct inferior_list *list,
95 void (*action) (struct inferior_list_entry *));
96 extern struct thread_info *current_inferior;
97 void remove_inferior (struct inferior_list *list,
98 struct inferior_list_entry *entry);
99 void remove_thread (struct thread_info *thread);
100 void add_thread (unsigned long thread_id, void *target_data, unsigned int);
101 unsigned int thread_id_to_gdb_id (unsigned long);
102 unsigned int thread_to_gdb_id (struct thread_info *);
103 unsigned long gdb_id_to_thread_id (unsigned int);
104 void clear_inferiors (void);
105 struct inferior_list_entry *find_inferior
106 (struct inferior_list *,
107 int (*func) (struct inferior_list_entry *,
110 struct inferior_list_entry *find_inferior_id (struct inferior_list *list,
112 void *inferior_target_data (struct thread_info *);
113 void set_inferior_target_data (struct thread_info *, void *);
114 void *inferior_regcache_data (struct thread_info *);
115 void set_inferior_regcache_data (struct thread_info *, void *);
116 void change_inferior_id (struct inferior_list *list,
117 unsigned long new_id);
119 /* Public variables in server.c */
121 extern unsigned long cont_thread;
122 extern unsigned long general_thread;
123 extern unsigned long step_thread;
124 extern unsigned long thread_from_wait;
125 extern unsigned long old_thread_from_wait;
126 extern int server_waiting;
128 extern jmp_buf toplevel;
130 /* Functions from remote-utils.c */
132 int putpkt (char *buf);
133 int getpkt (char *buf);
134 void remote_open (char *name);
135 void remote_close (void);
136 void write_ok (char *buf);
137 void write_enn (char *buf);
138 void enable_async_io (void);
139 void disable_async_io (void);
140 void unblock_async_io (void);
141 void block_async_io (void);
142 void convert_ascii_to_int (char *from, unsigned char *to, int n);
143 void convert_int_to_ascii (unsigned char *from, char *to, int n);
144 void new_thread_notify (int id);
145 void dead_thread_notify (int id);
146 void prepare_resume_reply (char *buf, char status, unsigned char sig);
148 void decode_m_packet (char *from, CORE_ADDR * mem_addr_ptr,
149 unsigned int *len_ptr);
150 void decode_M_packet (char *from, CORE_ADDR * mem_addr_ptr,
151 unsigned int *len_ptr, unsigned char *to);
153 int unhexify (char *bin, const char *hex, int count);
154 int hexify (char *hex, const char *bin, int count);
156 int look_up_one_symbol (const char *name, CORE_ADDR *addrp);
158 /* Functions from ``signals.c''. */
159 enum target_signal target_signal_from_host (int hostsig);
160 int target_signal_to_host_p (enum target_signal oursig);
161 int target_signal_to_host (enum target_signal oursig);
163 /* Functions from utils.c */
165 void perror_with_name (char *string);
166 void error (const char *string,...) ATTR_NORETURN ATTR_FORMAT (printf, 1, 2);
167 void fatal (const char *string,...) ATTR_NORETURN ATTR_FORMAT (printf, 1, 2);
168 void warning (const char *string,...) ATTR_FORMAT (printf, 1, 2);
170 /* Functions from the register cache definition. */
172 void init_registers (void);
174 /* Maximum number of bytes to read/write at once. The value here
175 is chosen to fill up a packet (the headers account for the 32). */
176 #define MAXBUFBYTES(N) (((N)-32)/2)
178 /* Buffer sizes for transferring memory, registers, etc. Round up PBUFSIZ to
179 hold all the registers, at least. */
180 #define PBUFSIZ ((registers_length () + 32 > 2000) \
181 ? (registers_length () + 32) \
184 /* Version information, from version.c. */
185 extern const char version[];
186 extern const char host_name[];
188 #endif /* SERVER_H */