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Diffstat (limited to 'gdbserver/inferiors.h')
-rw-r--r-- | gdbserver/inferiors.h | 147 |
1 files changed, 147 insertions, 0 deletions
diff --git a/gdbserver/inferiors.h b/gdbserver/inferiors.h new file mode 100644 index 0000000..4e24b2c --- /dev/null +++ b/gdbserver/inferiors.h @@ -0,0 +1,147 @@ +/* Inferior process information for the remote server for GDB. + Copyright (C) 1993-2020 Free Software Foundation, Inc. + + This file is part of GDB. + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see <http://www.gnu.org/licenses/>. */ + +#ifndef GDBSERVER_INFERIORS_H +#define GDBSERVER_INFERIORS_H + +#include "gdbsupport/gdb_vecs.h" +#include <list> + +struct thread_info; +struct regcache; +struct target_desc; +struct sym_cache; +struct breakpoint; +struct raw_breakpoint; +struct fast_tracepoint_jump; +struct process_info_private; + +struct process_info +{ + process_info (int pid_, int attached_) + : pid (pid_), attached (attached_) + {} + + /* This process' pid. */ + int pid; + + /* Nonzero if this child process was attached rather than + spawned. */ + int attached; + + /* True if GDB asked us to detach from this process, but we remained + attached anyway. */ + int gdb_detached = 0; + + /* The symbol cache. */ + struct sym_cache *symbol_cache = NULL; + + /* The list of memory breakpoints. */ + struct breakpoint *breakpoints = NULL; + + /* The list of raw memory breakpoints. */ + struct raw_breakpoint *raw_breakpoints = NULL; + + /* The list of installed fast tracepoints. */ + struct fast_tracepoint_jump *fast_tracepoint_jumps = NULL; + + /* The list of syscalls to report, or just a single element, ANY_SYSCALL, + for unfiltered syscall reporting. */ + std::vector<int> syscalls_to_catch; + + const struct target_desc *tdesc = NULL; + + /* Private target data. */ + struct process_info_private *priv = NULL; +}; + +/* Get the pid of PROC. */ + +static inline int +pid_of (const process_info *proc) +{ + return proc->pid; +} + +/* Return a pointer to the process that corresponds to the current + thread (current_thread). It is an error to call this if there is + no current thread selected. */ + +struct process_info *current_process (void); +struct process_info *get_thread_process (const struct thread_info *); + +extern std::list<process_info *> all_processes; + +/* Invoke FUNC for each process. */ + +template <typename Func> +static void +for_each_process (Func func) +{ + std::list<process_info *>::iterator next, cur = all_processes.begin (); + + while (cur != all_processes.end ()) + { + next = cur; + next++; + func (*cur); + cur = next; + } +} + +/* Find the first process for which FUNC returns true. Return NULL if no + process satisfying FUNC is found. */ + +template <typename Func> +static process_info * +find_process (Func func) +{ + std::list<process_info *>::iterator next, cur = all_processes.begin (); + + while (cur != all_processes.end ()) + { + next = cur; + next++; + + if (func (*cur)) + return *cur; + + cur = next; + } + + return NULL; +} + +extern struct thread_info *current_thread; + +/* Return the first process in the processes list. */ +struct process_info *get_first_process (void); + +struct process_info *add_process (int pid, int attached); +void remove_process (struct process_info *process); +struct process_info *find_process_pid (int pid); +int have_started_inferiors_p (void); +int have_attached_inferiors_p (void); + +void clear_inferiors (void); + +void *thread_target_data (struct thread_info *); +struct regcache *thread_regcache_data (struct thread_info *); +void set_thread_regcache_data (struct thread_info *, struct regcache *); + +#endif /* GDBSERVER_INFERIORS_H */ |