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git.ipfire.org Git - thirdparty/binutils-gdb.git/blob - gdb/inf-child.h
1 /* Base/prototype target for default child (native) targets.
3 Copyright (C) 2004-2018 Free Software Foundation, Inc.
5 This file is part of GDB.
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 3 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with this program. If not, see <http://www.gnu.org/licenses/>. */
25 /* A prototype child target. The client can override it with local
28 class inf_child_target
29 : public memory_breakpoint_target
<target_ops
>
33 ~inf_child_target () override
= 0;
35 const char *shortname () override
38 const char *longname () override
39 { return _("Native process"); }
41 const char *doc () override
42 { return _("Native process (started by the \"run\" command)."); }
44 void open (const char *arg
, int from_tty
) override
;
45 void close () override
;
47 void disconnect (const char *, int) override
;
49 void fetch_registers (struct regcache
*, int) override
= 0;
50 void store_registers (struct regcache
*, int) override
= 0;
52 void prepare_to_store (struct regcache
*) override
;
54 bool supports_terminal_ours () override
;
55 void terminal_init () override
;
56 void terminal_inferior () override
;
57 void terminal_ours_for_output () override
;
58 void terminal_ours () override
;
59 void terminal_info (const char *, int) override
;
61 void interrupt () override
;
62 void pass_ctrlc () override
;
64 void post_startup_inferior (ptid_t
) override
;
66 void mourn_inferior () override
;
68 bool can_run () override
;
70 bool can_create_inferior () override
;
71 void create_inferior (const char *, const std::string
&,
72 char **, int) override
= 0;
74 bool can_attach () override
;
75 void attach (const char *, int) override
= 0;
77 void post_attach (int) override
;
79 /* We must default these because they must be implemented by any
80 target that can run. */
81 bool can_async_p () override
{ return false; }
82 bool supports_non_stop () override
{ return false; }
83 bool supports_disable_randomization () override
{ return false; }
85 char *pid_to_exec_file (int pid
) override
;
87 bool has_all_memory () override
;
88 bool has_memory () override
;
89 bool has_stack () override
;
90 bool has_registers () override
;
91 bool has_execution (ptid_t
) override
;
93 int fileio_open (struct inferior
*inf
, const char *filename
,
94 int flags
, int mode
, int warn_if_slow
,
95 int *target_errno
) override
;
96 int fileio_pwrite (int fd
, const gdb_byte
*write_buf
, int len
,
97 ULONGEST offset
, int *target_errno
) override
;
98 int fileio_pread (int fd
, gdb_byte
*read_buf
, int len
,
99 ULONGEST offset
, int *target_errno
) override
;
100 int fileio_fstat (int fd
, struct stat
*sb
, int *target_errno
) override
;
101 int fileio_close (int fd
, int *target_errno
) override
;
102 int fileio_unlink (struct inferior
*inf
,
103 const char *filename
,
104 int *target_errno
) override
;
105 gdb::optional
<std::string
> fileio_readlink (struct inferior
*inf
,
106 const char *filename
,
107 int *target_errno
) override
;
108 bool use_agent (bool use
) override
;
110 bool can_use_agent () override
;
113 /* Unpush the target if it wasn't explicitly open with "target native"
114 and there are no live inferiors left. Note: if calling this as a
115 result of a mourn or detach, the current inferior shall already
116 have its PID cleared, so it isn't counted as live. That's usually
117 done by calling either generic_mourn_inferior or
119 void maybe_unpush_target ();
122 /* Functions for helping to write a native target. */
124 /* This is for native targets which use a unix/POSIX-style waitstatus. */
125 extern void store_waitstatus (struct target_waitstatus
*, int);