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/* build-id-related functions.
Copyright (C) 1991-2023 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 BUILD_ID_H
#define BUILD_ID_H
#include "gdb_bfd.h"
#include "gdbsupport/rsp-low.h"
/* Locate NT_GNU_BUILD_ID from ABFD and return its content. */
extern const struct bfd_build_id *build_id_bfd_get (bfd *abfd);
/* Return true if ABFD has NT_GNU_BUILD_ID matching the CHECK value.
Otherwise, issue a warning and return false. */
extern int build_id_verify (bfd *abfd,
size_t check_len, const bfd_byte *check);
/* Find and open a BFD for a debuginfo file given a build-id. If no BFD
can be found, return NULL. */
extern gdb_bfd_ref_ptr build_id_to_debug_bfd (size_t build_id_len,
const bfd_byte *build_id);
/* Find and open a BFD for an executable file given a build-id. If no BFD
can be found, return NULL. The returned reference to the BFD must be
released by the caller. */
extern gdb_bfd_ref_ptr build_id_to_exec_bfd (size_t build_id_len,
const bfd_byte *build_id);
/* Find the separate debug file for OBJFILE, by using the build-id
associated with OBJFILE's BFD. If successful, returns the file name for the
separate debug file, otherwise, return an empty string.
Any warnings that are generated by the lookup process should be added to
WARNINGS_VECTOR, one std::string per warning. If some other mechanism can
be used to lookup the debug information then the warning will not be shown,
however, if GDB fails to find suitable debug information using any
approach, then any warnings will be printed. */
extern std::string find_separate_debug_file_by_buildid
(struct objfile *objfile, std::vector<std::string> *warnings_vector);
/* Return an hex-string representation of BUILD_ID. */
static inline std::string
build_id_to_string (const bfd_build_id *build_id)
{
gdb_assert (build_id != NULL);
return bin2hex (build_id->data, build_id->size);
}
#endif /* BUILD_ID_H */
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