153 lines
4.8 KiB
C
153 lines
4.8 KiB
C
/* Inferior process information for the remote server for GDB.
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Copyright (C) 1993-2015 Free Software Foundation, Inc.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#ifndef INFERIORS_H
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#define INFERIORS_H
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/* Generic information for tracking a list of ``inferiors'' - threads,
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processes, etc. */
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struct inferior_list
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{
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struct inferior_list_entry *head;
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struct inferior_list_entry *tail;
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};
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struct inferior_list_entry
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{
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ptid_t id;
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struct inferior_list_entry *next;
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};
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struct thread_info;
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struct target_desc;
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struct sym_cache;
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struct breakpoint;
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struct raw_breakpoint;
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struct fast_tracepoint_jump;
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struct process_info_private;
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struct process_info
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{
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/* This must appear first.
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The list iterator functions assume it. */
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struct inferior_list_entry entry;
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/* Nonzero if this child process was attached rather than
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spawned. */
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int attached;
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/* True if GDB asked us to detach from this process, but we remained
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attached anyway. */
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int gdb_detached;
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/* The symbol cache. */
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struct sym_cache *symbol_cache;
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/* The list of memory breakpoints. */
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struct breakpoint *breakpoints;
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/* The list of raw memory breakpoints. */
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struct raw_breakpoint *raw_breakpoints;
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/* The list of installed fast tracepoints. */
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struct fast_tracepoint_jump *fast_tracepoint_jumps;
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const struct target_desc *tdesc;
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/* Private target data. */
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struct process_info_private *private;
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};
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#define ptid_of(inf) ((inf)->entry.id)
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#define pid_of(inf) ptid_get_pid ((inf)->entry.id)
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#define lwpid_of(inf) ptid_get_lwp ((inf)->entry.id)
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/* Return a pointer to the process that corresponds to the current
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thread (current_thread). It is an error to call this if there is
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no current thread selected. */
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struct process_info *current_process (void);
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struct process_info *get_thread_process (struct thread_info *);
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extern struct inferior_list all_processes;
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void add_inferior_to_list (struct inferior_list *list,
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struct inferior_list_entry *new_inferior);
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void for_each_inferior (struct inferior_list *list,
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void (*action) (struct inferior_list_entry *));
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void for_each_inferior_with_data
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(struct inferior_list *list,
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void (*action) (struct inferior_list_entry *, void *),
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void *data);
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void clear_inferior_list (struct inferior_list *list);
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int one_inferior_p (struct inferior_list *list);
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/* Helper for ALL_INFERIORS_TYPE. Gets the next element starting at
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CUR, if CUR is not NULL. */
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#define A_I_NEXT(type, list, cur) \
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((cur) != NULL \
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? (type *) ((struct inferior_list_entry *) cur)->next \
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: NULL)
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/* Iterate over all inferiors of type TYPE in LIST, open loop
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style. */
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#define ALL_INFERIORS_TYPE(type, list, cur, tmp) \
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for ((cur) = (type *) (list)->head, (tmp) = A_I_NEXT (type, list, cur); \
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(cur) != NULL; \
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(cur) = (tmp), (tmp) = A_I_NEXT (type, list, cur))
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/* Iterate over all inferiors in LIST, open loop style. */
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#define ALL_INFERIORS(list, cur, tmp) \
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ALL_INFERIORS_TYPE (struct inferior_list_entry, list, cur, tmp)
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/* Iterate over all processes, open loop style. */
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#define ALL_PROCESSES(cur, tmp) \
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ALL_INFERIORS_TYPE (struct process_info, &all_processes, cur, tmp)
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extern struct thread_info *current_thread;
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void remove_inferior (struct inferior_list *list,
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struct inferior_list_entry *entry);
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struct inferior_list_entry *get_first_inferior (struct inferior_list *list);
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struct process_info *add_process (int pid, int attached);
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void remove_process (struct process_info *process);
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struct process_info *find_process_pid (int pid);
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int have_started_inferiors_p (void);
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int have_attached_inferiors_p (void);
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ptid_t thread_to_gdb_id (struct thread_info *);
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ptid_t gdb_id_to_thread_id (ptid_t);
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void clear_inferiors (void);
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struct inferior_list_entry *find_inferior
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(struct inferior_list *,
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int (*func) (struct inferior_list_entry *,
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void *),
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void *arg);
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struct inferior_list_entry *find_inferior_id (struct inferior_list *list,
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ptid_t id);
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void *inferior_target_data (struct thread_info *);
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void set_inferior_target_data (struct thread_info *, void *);
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void *inferior_regcache_data (struct thread_info *);
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void set_inferior_regcache_data (struct thread_info *, void *);
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#endif /* INFERIORS_H */
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