1d5b537d0SJohn Polstra /*- 2d5b537d0SJohn Polstra * Copyright (c) 1999 John D. Polstra. 3d5b537d0SJohn Polstra * All rights reserved. 4d5b537d0SJohn Polstra * 5d5b537d0SJohn Polstra * Redistribution and use in source and binary forms, with or without 6d5b537d0SJohn Polstra * modification, are permitted provided that the following conditions 7d5b537d0SJohn Polstra * are met: 8d5b537d0SJohn Polstra * 1. Redistributions of source code must retain the above copyright 9d5b537d0SJohn Polstra * notice, this list of conditions and the following disclaimer. 10d5b537d0SJohn Polstra * 2. Redistributions in binary form must reproduce the above copyright 11d5b537d0SJohn Polstra * notice, this list of conditions and the following disclaimer in the 12d5b537d0SJohn Polstra * documentation and/or other materials provided with the distribution. 13d5b537d0SJohn Polstra * 14d5b537d0SJohn Polstra * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15d5b537d0SJohn Polstra * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16d5b537d0SJohn Polstra * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17d5b537d0SJohn Polstra * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18d5b537d0SJohn Polstra * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19d5b537d0SJohn Polstra * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20d5b537d0SJohn Polstra * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21d5b537d0SJohn Polstra * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22d5b537d0SJohn Polstra * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23d5b537d0SJohn Polstra * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24d5b537d0SJohn Polstra * SUCH DAMAGE. 25d5b537d0SJohn Polstra * 267f3dea24SPeter Wemm * $FreeBSD$ 27d5b537d0SJohn Polstra */ 28d5b537d0SJohn Polstra 29d5b537d0SJohn Polstra #ifndef RTLD_MACHDEP_H 30d5b537d0SJohn Polstra #define RTLD_MACHDEP_H 1 31d5b537d0SJohn Polstra 32d5b537d0SJohn Polstra /* Return the address of the .dynamic section in the dynamic linker. */ 33d5b537d0SJohn Polstra #define rtld_dynamic(obj) \ 34d5b537d0SJohn Polstra ((const Elf_Dyn *)((obj)->relocbase + (Elf_Addr)&_DYNAMIC)) 35d5b537d0SJohn Polstra 36962fdc46SJohn Polstra /* Fixup the jump slot at "where" to transfer control to "target". */ 37962fdc46SJohn Polstra #define reloc_jmpslot(where, target) \ 38962fdc46SJohn Polstra do { \ 39962fdc46SJohn Polstra dbg("reloc_jmpslot: *%p = %p", (void *)(where), \ 40962fdc46SJohn Polstra (void *)(target)); \ 41962fdc46SJohn Polstra (*(Elf_Addr *)(where) = (Elf_Addr)(target)); \ 42962fdc46SJohn Polstra } while (0) 43962fdc46SJohn Polstra 44d5b537d0SJohn Polstra #endif 45