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Update copyright year range in copyright header of all GDB files.
119 lines
4.0 KiB
C++
119 lines
4.0 KiB
C++
/* Base/prototype target for default child (native) targets.
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Copyright (C) 2004-2021 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 INF_CHILD_H
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#define INF_CHILD_H
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#include "target.h"
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#include "process-stratum-target.h"
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/* A prototype child target. The client can override it with local
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methods. */
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class inf_child_target
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: public memory_breakpoint_target<process_stratum_target>
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{
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public:
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inf_child_target () = default;
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~inf_child_target () override = 0;
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const target_info &info () const override;
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void close () override;
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void disconnect (const char *, int) override;
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void fetch_registers (struct regcache *, int) override = 0;
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void store_registers (struct regcache *, int) override = 0;
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void prepare_to_store (struct regcache *) override;
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bool supports_terminal_ours () override;
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void terminal_init () override;
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void terminal_inferior () override;
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void terminal_save_inferior () override;
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void terminal_ours_for_output () override;
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void terminal_ours () override;
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void terminal_info (const char *, int) override;
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void interrupt () override;
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void pass_ctrlc () override;
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void post_startup_inferior (ptid_t) override;
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void mourn_inferior () override;
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bool can_run () override;
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bool can_create_inferior () override;
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void create_inferior (const char *, const std::string &,
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char **, int) override = 0;
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bool can_attach () override;
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void attach (const char *, int) override = 0;
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void post_attach (int) override;
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char *pid_to_exec_file (int pid) override;
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int fileio_open (struct inferior *inf, const char *filename,
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int flags, int mode, int warn_if_slow,
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int *target_errno) override;
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int fileio_pwrite (int fd, const gdb_byte *write_buf, int len,
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ULONGEST offset, int *target_errno) override;
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int fileio_pread (int fd, gdb_byte *read_buf, int len,
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ULONGEST offset, int *target_errno) override;
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int fileio_fstat (int fd, struct stat *sb, int *target_errno) override;
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int fileio_close (int fd, int *target_errno) override;
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int fileio_unlink (struct inferior *inf,
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const char *filename,
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int *target_errno) override;
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gdb::optional<std::string> fileio_readlink (struct inferior *inf,
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const char *filename,
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int *target_errno) override;
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bool use_agent (bool use) override;
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bool can_use_agent () override;
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protected:
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/* Unpush the target if it wasn't explicitly open with "target native"
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and there are no live inferiors left. Note: if calling this as a
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result of a mourn or detach, the current inferior shall already
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have its PID cleared, so it isn't counted as live. That's usually
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done by calling either generic_mourn_inferior or
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detach_inferior. */
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void maybe_unpush_target ();
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};
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/* Functions for helping to write a native target. */
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/* This is for native targets which use a unix/POSIX-style waitstatus. */
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extern void store_waitstatus (struct target_waitstatus *, int);
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/* Register TARGET as native target and set it up to respond to the
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"target native" command. */
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extern void add_inf_child_target (inf_child_target *target);
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/* target_open_ftype callback for inf-child targets. Used by targets
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that want to register an alternative target_info object. Most
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targets use add_inf_child_target instead. */
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extern void inf_child_open_target (const char *arg, int from_tty);
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#endif
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