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/* Native-dependent code for FreeBSD.
Copyright (C) 2004-2019 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 FBSD_NAT_H
#define FBSD_NAT_H
#include "inf-ptrace.h"
#include <sys/proc.h>
#ifdef TRAP_BRKPT
/* MIPS does not set si_code for SIGTRAP. sparc64 reports
non-standard values in si_code for SIGTRAP. */
# if !defined(__mips__) && !defined(__sparc64__)
# define USE_SIGTRAP_SIGINFO
# endif
#endif
/* A prototype FreeBSD target. */
class fbsd_nat_target : public inf_ptrace_target
{
public:
char *pid_to_exec_file (int pid) override;
int find_memory_regions (find_memory_region_ftype func, void *data) override;
bool info_proc (const char *, enum info_proc_what) override;
enum target_xfer_status xfer_partial (enum target_object object,
const char *annex,
gdb_byte *readbuf,
const gdb_byte *writebuf,
ULONGEST offset, ULONGEST len,
ULONGEST *xfered_len) override;
#ifdef PT_LWPINFO
bool thread_alive (ptid_t ptid) override;
std::string pid_to_str (ptid_t) override;
#ifdef HAVE_STRUCT_PTRACE_LWPINFO_PL_TDNAME
const char *thread_name (struct thread_info *) override;
#endif
void update_thread_list () override;
thread_control_capabilities get_thread_control_capabilities () override
{ return tc_schedlock; }
void resume (ptid_t, int, enum gdb_signal) override;
ptid_t wait (ptid_t, struct target_waitstatus *, int) override;
void post_startup_inferior (ptid_t) override;
void post_attach (int) override;
#ifdef USE_SIGTRAP_SIGINFO
bool supports_stopped_by_sw_breakpoint () override;
bool stopped_by_sw_breakpoint () override;
#endif
#ifdef TDP_RFPPWAIT
int follow_fork (int, int) override;
int insert_fork_catchpoint (int) override;
int remove_fork_catchpoint (int) override;
int insert_vfork_catchpoint (int) override;
int remove_vfork_catchpoint (int) override;
#endif
#ifdef PL_FLAG_EXEC
int insert_exec_catchpoint (int) override;
int remove_exec_catchpoint (int) override;
#endif
#ifdef HAVE_STRUCT_PTRACE_LWPINFO_PL_SYSCALL_CODE
int set_syscall_catchpoint (int, bool, int, gdb::array_view<const int>)
override;
#endif
#endif /* PT_LWPINFO */
};
#endif /* fbsd-nat.h */
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