sysdeps/i386/bits/link.h

   1 /* Copyright (C) 2004, 2005 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3
   4    The GNU C Library is free software; you can redistribute it and/or
   5    modify it under the terms of the GNU Lesser General Public
   6    License as published by the Free Software Foundation; either
   7    version 2.1 of the License, or (at your option) any later version.
   8
   9    The GNU C Library is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12    Lesser General Public License for more details.
  13
  14    You should have received a copy of the GNU Lesser General Public
  15    License along with the GNU C Library; if not, write to the Free
  16    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  17    02111-1307 USA.  */
  18
  19 #ifndef _LINK_H
  20 # error "Never include <bits/link.h> directly; use <link.h> instead."
  21 #endif
  22
  23
  24 /* Registers for entry into PLT on IA-32.  */
  25 typedef struct La_i86_regs
  26 {
  27   uint32_t lr_edx;
  28   uint32_t lr_ecx;
  29   uint32_t lr_eax;
  30   uint32_t lr_ebp;
  31   uint32_t lr_esp;
  32 } La_i86_regs;
  33
  34 /* Return values for calls from PLT on IA-32.  */
  35 typedef struct La_i86_retval
  36 {
  37   uint32_t lrv_eax;
  38   uint32_t lrv_edx;
  39   long double lrv_st0;
  40   long double lrv_st1;
  41 } La_i86_retval;
  42
  43
  44 __BEGIN_DECLS
  45
  46 extern Elf32_Addr la_i86_gnu_pltenter (Elf32_Sym *__sym, unsigned int __ndx,
  47                                        uintptr_t *__refcook,
  48                                        uintptr_t *__defcook,
  49                                        La_i86_regs *__regs,
  50                                        unsigned int *__flags,
  51                                        const char *__symname,
  52                                        long int *__framesizep);
  53 extern unsigned int la_i86_gnu_pltexit (Elf32_Sym *__sym, unsigned int __ndx,
  54                                         uintptr_t *__refcook,
  55                                         uintptr_t *__defcook,
  56                                         const La_i86_regs *__inregs,
  57                                         La_i86_retval *__outregs,
  58                                         const char *symname);
  59
  60 __END_DECLS