1/* 2 * This file is part of ltrace. 3 * Copyright (C) 2013 Petr Machata, Red Hat Inc. 4 * Copyright (C) 2004,2008,2009 Juan Cespedes 5 * 6 * This program is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU General Public License as 8 * published by the Free Software Foundation; either version 2 of the 9 * License, or (at your option) any later version. 10 * 11 * This program is distributed in the hope that it will be useful, but 12 * WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 * General Public License for more details. 15 * 16 * You should have received a copy of the GNU General Public License 17 * along with this program; if not, write to the Free Software 18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 19 * 02110-1301 USA 20 */ 21 22#include <gelf.h> 23#include <stdbool.h> 24 25#include "proc.h" 26#include "common.h" 27#include "library.h" 28#include "trace.h" 29 30GElf_Addr 31arch_plt_sym_val(struct ltelf *lte, size_t ndx, GElf_Rela * rela) { 32 return lte->plt_addr + (ndx + 1) * 32; 33} 34 35void * 36sym2addr(struct process *proc, struct library_symbol *sym) 37{ 38 return sym->enter_addr; 39} 40 41enum plt_status 42arch_elf_add_plt_entry(struct process *proc, struct ltelf *lte, 43 const char *a_name, GElf_Rela *rela, size_t ndx, 44 struct library_symbol **ret) 45{ 46#ifdef R_390_IRELATIVE 47 bool irelative = GELF_R_TYPE(rela->r_info) == R_390_IRELATIVE; 48#else 49 bool irelative = false; 50#endif 51 52 if (irelative) 53 return linux_elf_add_plt_entry_irelative(proc, lte, rela, 54 ndx, ret); 55 56 return PLT_DEFAULT; 57} 58