1/* DWARF DWZ handling for GDB. 2 3 Copyright (C) 2003-2020 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#include "defs.h" 21#include "dwarf2/dwz.h" 22 23const char * 24dwz_file::read_string (struct objfile *objfile, LONGEST str_offset) 25{ 26 str.read (objfile); 27 28 if (str.buffer == NULL) 29 error (_("DW_FORM_GNU_strp_alt used without .debug_str " 30 "section [in module %s]"), 31 bfd_get_filename (dwz_bfd.get ())); 32 if (str_offset >= str.size) 33 error (_("DW_FORM_GNU_strp_alt pointing outside of " 34 ".debug_str section [in module %s]"), 35 bfd_get_filename (dwz_bfd.get ())); 36 gdb_assert (HOST_CHAR_BIT == 8); 37 if (str.buffer[str_offset] == '\0') 38 return NULL; 39 return (const char *) (str.buffer + str_offset); 40} 41