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/* $OpenBSD: archdep.h,v 1.12 2017/10/27 16:47:08 mpi Exp $ */ |
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/* |
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* Copyright (c) 1998 Per Fogelstrom, Opsycon AB |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions |
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* are met: |
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* 1. Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* 2. Redistributions in binary form must reproduce the above copyright |
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* notice, this list of conditions and the following disclaimer in the |
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* documentation and/or other materials provided with the distribution. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS |
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* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY |
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF |
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* SUCH DAMAGE. |
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* |
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*/ |
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#ifndef _X86_64_ARCHDEP_H_ |
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#define _X86_64_ARCHDEP_H_ |
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#define RELOC_TAG DT_RELA |
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#define MACHID EM_AMD64 /* ELF e_machine ID value checked */ |
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#include <elf.h> |
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#include <machine/reloc.h> |
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#include "syscall.h" |
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#include "util.h" |
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static inline void |
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RELOC_DYN(Elf64_Rela *r, const Elf64_Sym *s, Elf64_Addr *p, unsigned long v) |
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{ |
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✓✓ |
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if (ELF64_R_TYPE(r->r_info) == R_X86_64_RELATIVE) { |
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*p = v + r->r_addend; |
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✗✓ |
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} else if (ELF64_R_TYPE(r->r_info) == R_X86_64_GLOB_DAT) { |
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*p = v + s->st_value + r->r_addend; |
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✓✗ |
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} else if (ELF64_R_TYPE(r->r_info) == R_X86_64_64) { |
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*p = v + s->st_value + r->r_addend; |
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} else { |
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_dl_exit(6); |
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} |
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} |
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#define RELOC_GOT(obj, offs) |
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#endif /* _X86_64_ARCHDEP_H_ */ |