1 /* build-id-related functions. 2 3 Copyright (C) 1991-2023 Free Software Foundation, Inc. 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 23 #include "gdb_bfd.h" 24 #include "gdbsupport/rsp-low.h" 25 26 /* Locate NT_GNU_BUILD_ID from ABFD and return its content. */ 27 28 extern const struct bfd_build_id *build_id_bfd_get (bfd *abfd); 29 30 /* Return true if ABFD has NT_GNU_BUILD_ID matching the CHECK value. 31 Otherwise, issue a warning and return false. */ 32 33 extern int build_id_verify (bfd *abfd, 34 size_t check_len, const bfd_byte *check); 35 36 37 /* Find and open a BFD for a debuginfo file given a build-id. If no BFD 38 can be found, return NULL. */ 39 40 extern gdb_bfd_ref_ptr build_id_to_debug_bfd (size_t build_id_len, 41 const bfd_byte *build_id); 42 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 47 extern gdb_bfd_ref_ptr build_id_to_exec_bfd (size_t build_id_len, 48 const bfd_byte *build_id); 49 50 /* Find the separate debug file for OBJFILE, by using the build-id 51 associated with OBJFILE's BFD. If successful, returns the file name for the 52 separate debug file, otherwise, return an empty string. */ 53 54 extern std::string find_separate_debug_file_by_buildid 55 (struct objfile *objfile); 56 57 /* Return an hex-string representation of BUILD_ID. */ 58 59 static inline std::string 60 build_id_to_string (const bfd_build_id *build_id) 61 { 62 gdb_assert (build_id != NULL); 63 64 return bin2hex (build_id->data, build_id->size); 65 } 66 67 #endif /* BUILD_ID_H */ 68