1 /* Inferior process information for the remote server for GDB.
2 Copyright (C) 1993-2015 Free Software Foundation, Inc.
4 This file is part of GDB.
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 3 of the License, or
9 (at your option) any later version.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program. If not, see <http://www.gnu.org/licenses/>. */
22 /* Generic information for tracking a list of ``inferiors'' - threads,
26 struct inferior_list_entry
*head
;
27 struct inferior_list_entry
*tail
;
29 struct inferior_list_entry
32 struct inferior_list_entry
*next
;
40 struct raw_breakpoint
;
41 struct fast_tracepoint_jump
;
42 struct process_info_private
;
46 /* This must appear first.
47 The list iterator functions assume it. */
48 struct inferior_list_entry entry
;
50 /* Nonzero if this child process was attached rather than
54 /* True if GDB asked us to detach from this process, but we remained
58 /* The symbol cache. */
59 struct sym_cache
*symbol_cache
;
61 /* The list of memory breakpoints. */
62 struct breakpoint
*breakpoints
;
64 /* The list of raw memory breakpoints. */
65 struct raw_breakpoint
*raw_breakpoints
;
67 /* The list of installed fast tracepoints. */
68 struct fast_tracepoint_jump
*fast_tracepoint_jumps
;
70 const struct target_desc
*tdesc
;
72 /* Private target data. */
73 struct process_info_private
*priv
;
76 #define ptid_of(inf) ((inf)->entry.id)
77 #define pid_of(inf) ptid_get_pid ((inf)->entry.id)
78 #define lwpid_of(inf) ptid_get_lwp ((inf)->entry.id)
80 /* Return a pointer to the process that corresponds to the current
81 thread (current_thread). It is an error to call this if there is
82 no current thread selected. */
84 struct process_info
*current_process (void);
85 struct process_info
*get_thread_process (struct thread_info
*);
87 extern struct inferior_list all_processes
;
89 void add_inferior_to_list (struct inferior_list
*list
,
90 struct inferior_list_entry
*new_inferior
);
91 void for_each_inferior (struct inferior_list
*list
,
92 void (*action
) (struct inferior_list_entry
*));
94 void for_each_inferior_with_data
95 (struct inferior_list
*list
,
96 void (*action
) (struct inferior_list_entry
*, void *),
99 void clear_inferior_list (struct inferior_list
*list
);
101 int one_inferior_p (struct inferior_list
*list
);
103 /* Helper for ALL_INFERIORS_TYPE. Gets the next element starting at
104 CUR, if CUR is not NULL. */
105 #define A_I_NEXT(type, list, cur) \
107 ? (type *) ((struct inferior_list_entry *) cur)->next \
110 /* Iterate over all inferiors of type TYPE in LIST, open loop
112 #define ALL_INFERIORS_TYPE(type, list, cur, tmp) \
113 for ((cur) = (type *) (list)->head, (tmp) = A_I_NEXT (type, list, cur); \
115 (cur) = (tmp), (tmp) = A_I_NEXT (type, list, cur))
117 /* Iterate over all inferiors in LIST, open loop style. */
118 #define ALL_INFERIORS(list, cur, tmp) \
119 ALL_INFERIORS_TYPE (struct inferior_list_entry, list, cur, tmp)
121 /* Iterate over all processes, open loop style. */
122 #define ALL_PROCESSES(cur, tmp) \
123 ALL_INFERIORS_TYPE (struct process_info, &all_processes, cur, tmp)
125 extern struct thread_info
*current_thread
;
126 void remove_inferior (struct inferior_list
*list
,
127 struct inferior_list_entry
*entry
);
129 struct inferior_list_entry
*get_first_inferior (struct inferior_list
*list
);
131 /* Return the first process in the processes list. */
132 struct process_info
*get_first_process (void);
134 struct process_info
*add_process (int pid
, int attached
);
135 void remove_process (struct process_info
*process
);
136 struct process_info
*find_process_pid (int pid
);
137 int have_started_inferiors_p (void);
138 int have_attached_inferiors_p (void);
140 ptid_t
thread_to_gdb_id (struct thread_info
*);
141 ptid_t
gdb_id_to_thread_id (ptid_t
);
143 void clear_inferiors (void);
144 struct inferior_list_entry
*find_inferior
145 (struct inferior_list
*,
146 int (*func
) (struct inferior_list_entry
*,
149 struct inferior_list_entry
*find_inferior_id (struct inferior_list
*list
,
152 void *inferior_target_data (struct thread_info
*);
153 void set_inferior_target_data (struct thread_info
*, void *);
154 struct regcache
*inferior_regcache_data (struct thread_info
*);
155 void set_inferior_regcache_data (struct thread_info
*, struct regcache
*);
157 #endif /* INFERIORS_H */