1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
|
/* Auxiliary vector support for GDB, the GNU debugger.
Copyright (C) 2004-2021 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 AUXV_H
#define AUXV_H
#include "target.h"
/* See "include/elf/common.h" for the definition of valid AT_* values. */
/* The default implementation of to_auxv_parse, used by the target
stack.
Read one auxv entry from *READPTR, not reading locations >= ENDPTR.
Return 0 if *READPTR is already at the end of the buffer.
Return -1 if there is insufficient buffer for a whole entry.
Return 1 if an entry was read into *TYPEP and *VALP. */
extern int default_auxv_parse (struct target_ops *ops, gdb_byte **readptr,
gdb_byte *endptr, CORE_ADDR *typep,
CORE_ADDR *valp);
/* The SVR4 psABI implementation of to_auxv_parse, that uses an int to
store the type rather than long as assumed by the default parser.
Read one auxv entry from *READPTR, not reading locations >= ENDPTR.
Return 0 if *READPTR is already at the end of the buffer.
Return -1 if there is insufficient buffer for a whole entry.
Return 1 if an entry was read into *TYPEP and *VALP. */
extern int svr4_auxv_parse (struct gdbarch *gdbarch, gdb_byte **readptr,
gdb_byte *endptr, CORE_ADDR *typep,
CORE_ADDR *valp);
/* Read one auxv entry from *READPTR, not reading locations >= ENDPTR.
Return 0 if *READPTR is already at the end of the buffer.
Return -1 if there is insufficient buffer for a whole entry.
Return 1 if an entry was read into *TYPEP and *VALP. */
extern int target_auxv_parse (gdb_byte **readptr, gdb_byte *endptr,
CORE_ADDR *typep, CORE_ADDR *valp);
/* Extract the auxiliary vector entry with a_type matching MATCH.
Return zero if no such entry was found, or -1 if there was
an error getting the information. On success, return 1 after
storing the entry's value field in *VALP. */
extern int target_auxv_search (struct target_ops *ops,
CORE_ADDR match, CORE_ADDR *valp);
/* Print a description of a single AUXV entry on the specified file. */
enum auxv_format { AUXV_FORMAT_DEC, AUXV_FORMAT_HEX, AUXV_FORMAT_STR };
extern void fprint_auxv_entry (struct ui_file *file, const char *name,
const char *description,
enum auxv_format format, CORE_ADDR type,
CORE_ADDR val);
/* The default implementation of gdbarch_print_auxv_entry. */
extern void default_print_auxv_entry (struct gdbarch *gdbarch,
struct ui_file *file, CORE_ADDR type,
CORE_ADDR val);
/* Print the contents of the target's AUXV on the specified file. */
extern int fprint_target_auxv (struct ui_file *file, struct target_ops *ops);
extern target_xfer_partial_ftype memory_xfer_auxv;
#endif
|
