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1/* build-id-related functions.
2
213516ef 3 Copyright (C) 1991-2023 Free Software Foundation, Inc.
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4
5 This file is part of GDB.
6
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.
11
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.
16
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/>. */
19
20#ifndef BUILD_ID_H
21#define BUILD_ID_H
22
d55e5aa6 23#include "gdb_bfd.h"
268a13a5 24#include "gdbsupport/rsp-low.h"
192b62ce 25
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26/* Locate NT_GNU_BUILD_ID from ABFD and return its content. */
27
c74f7d1c 28extern const struct bfd_build_id *build_id_bfd_get (bfd *abfd);
7c50a931 29
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30/* Return true if ABFD has NT_GNU_BUILD_ID matching the CHECK value.
31 Otherwise, issue a warning and return false. */
32
33extern int build_id_verify (bfd *abfd,
34 size_t check_len, const bfd_byte *check);
35
36
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37/* Find and open a BFD for a debuginfo file given a build-id. If no BFD
38 can be found, return NULL. */
dc294be5 39
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40extern gdb_bfd_ref_ptr build_id_to_debug_bfd (size_t build_id_len,
41 const bfd_byte *build_id);
dc294be5 42
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43/* Find and open a BFD for an executable file given a build-id. If no BFD
44 can be found, return NULL. The returned reference to the BFD must be
45 released by the caller. */
46
47extern gdb_bfd_ref_ptr build_id_to_exec_bfd (size_t build_id_len,
48 const bfd_byte *build_id);
49
dc294be5 50/* Find the separate debug file for OBJFILE, by using the build-id
a8dbfd58 51 associated with OBJFILE's BFD. If successful, returns the file name for the
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52 separate debug file, otherwise, return an empty string.
53
54 Any warnings that are generated by the lookup process should be added to
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55 WARNINGS. If some other mechanism can be used to lookup the debug
56 information then the warning will not be shown, however, if GDB fails to
57 find suitable debug information using any approach, then any warnings
58 will be printed. */
dc294be5 59
a8dbfd58 60extern std::string find_separate_debug_file_by_buildid
34f997c8 61 (struct objfile *objfile, deferred_warnings *warnings);
dc294be5 62
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63/* Return an hex-string representation of BUILD_ID. */
64
65static inline std::string
66build_id_to_string (const bfd_build_id *build_id)
67{
68 gdb_assert (build_id != NULL);
69
70 return bin2hex (build_id->data, build_id->size);
71}
72
dc294be5 73#endif /* BUILD_ID_H */