IABSD.fr/src/libexec/ld.so/arm/archdep.h

Branch : - branch - master - tag -

• Show log

  Commit

• Author : guenther
  Date : 2022-01-17 01:35:36
  Hash : b0714f38
  Message : Nothing depends on archdep.h pulling in other #includes anymore, so delete the #includes and hide the RELOC_* functions that are only used by lib/csu behind "#ifdef RCRT0" these are the ones I tested; kettenis@ was on board with the concept

• libexec/ld.so/arm/archdep.h

• /*	$OpenBSD: archdep.h,v 1.15 2022/01/17 01:35:36 guenther Exp $ */
  
  /*
   * Copyright (c) 1998 Per Fogelstrom, Opsycon AB
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   * 2. Redistributions in binary form must reproduce the above copyright
   *    notice, this list of conditions and the following disclaimer in the
   *    documentation and/or other materials provided with the distribution.
   *
   * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
   * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
   * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
   * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   * SUCH DAMAGE.
   *
   */
  
  #ifndef _ARM_ARCHDEP_H_
  #define _ARM_ARCHDEP_H_
  
  #define	RELOC_TAG	DT_REL
  #define	MACHID		EM_ARM		/* ELF e_machine ID value checked */
  
  /* Only used in lib/csu/boot.h */
  #ifdef RCRT0
  
  static inline void
  RELOC_DYN(Elf_Rel *r, const Elf_Sym *s, Elf_Addr *p, unsigned long v)
  {
  	if (ELF_R_TYPE(r->r_info) == R_ARM_RELATIVE) {
  		*p += v;
  	} else if (ELF_R_TYPE(r->r_info) == R_ARM_GLOB_DAT) {
  		*p += v + s->st_value;
  	} else if (ELF_R_TYPE(r->r_info) == R_ARM_ABS32) {
  		*p += v + s->st_value;
  	} else {
  		_dl_exit(6);
  	}
  }
  
  #endif /* RCRT0 */
  #endif /* _ARM_ARCHDEP_H_ */