07d6d2b834
Binutils is supposed to use tabs. In my git config I have whitespace = indent-with-non-tab,space-before-tab,trailing-space and I got annoyed enough seeing red in "git diff" output to fix the problems. * doc/header.sed: Trim trailing space when splitting lines. * aix386-core.c, * aout-adobe.c, * aout-arm.c, * aout-cris.c, * aout-ns32k.c, * aout-target.h, * aout-tic30.c, * aoutf1.h, * aoutx.h, * arc-got.h, * arc-plt.def, * arc-plt.h, * archive.c, * archive64.c, * archures.c, * armnetbsd.c, * bfd-in.h, * bfd.c, * bfdio.c, * binary.c, * bout.c, * cache.c, * cisco-core.c, * coff-alpha.c, * coff-apollo.c, * coff-arm.c, * coff-h8300.c, * coff-i386.c, * coff-i860.c, * coff-i960.c, * coff-m68k.c, * coff-m88k.c, * coff-mcore.c, * coff-mips.c, * coff-ppc.c, * coff-rs6000.c, * coff-sh.c, * coff-stgo32.c, * coff-tic4x.c, * coff-tic54x.c, * coff-tic80.c, * coff-we32k.c, * coff-x86_64.c, * coff-z80.c, * coff-z8k.c, * coff64-rs6000.c, * coffcode.h, * coffgen.c, * cofflink.c, * coffswap.h, * compress.c, * corefile.c, * cpu-alpha.c, * cpu-arm.c, * cpu-avr.c, * cpu-bfin.c, * cpu-cr16.c, * cpu-cr16c.c, * cpu-crx.c, * cpu-d10v.c, * cpu-frv.c, * cpu-ft32.c, * cpu-i370.c, * cpu-i960.c, * cpu-ia64-opc.c, * cpu-ip2k.c, * cpu-lm32.c, * cpu-m32r.c, * cpu-mcore.c, * cpu-microblaze.c, * cpu-mips.c, * cpu-moxie.c, * cpu-mt.c, * cpu-nios2.c, * cpu-ns32k.c, * cpu-or1k.c, * cpu-powerpc.c, * cpu-pru.c, * cpu-sh.c, * cpu-spu.c, * cpu-v850.c, * cpu-v850_rh850.c, * cpu-xgate.c, * cpu-z80.c, * dwarf1.c, * dwarf2.c, * ecoff.c, * ecofflink.c, * ecoffswap.h, * elf-bfd.h, * elf-eh-frame.c, * elf-hppa.h, * elf-m10200.c, * elf-m10300.c, * elf-s390-common.c, * elf-strtab.c, * elf-vxworks.c, * elf.c, * elf32-am33lin.c, * elf32-arc.c, * elf32-arm.c, * elf32-avr.c, * elf32-avr.h, * elf32-bfin.c, * elf32-cr16.c, * elf32-cr16c.c, * elf32-cris.c, * elf32-crx.c, * elf32-d10v.c, * elf32-d30v.c, * elf32-dlx.c, * elf32-epiphany.c, * elf32-fr30.c, * elf32-frv.c, * elf32-ft32.c, * elf32-h8300.c, * elf32-hppa.c, * elf32-i386.c, * elf32-i860.c, * elf32-i960.c, * elf32-ip2k.c, * elf32-lm32.c, * elf32-m32c.c, * elf32-m32r.c, * elf32-m68hc11.c, * elf32-m68hc12.c, * elf32-m68hc1x.c, * elf32-m68hc1x.h, * elf32-m68k.c, * elf32-m88k.c, * elf32-mcore.c, * elf32-mep.c, * elf32-metag.c, * elf32-microblaze.c, * elf32-mips.c, * elf32-moxie.c, * elf32-msp430.c, * elf32-mt.c, * elf32-nds32.c, * elf32-nds32.h, * elf32-nios2.c, * elf32-or1k.c, * elf32-pj.c, * elf32-ppc.c, * elf32-ppc.h, * elf32-pru.c, * elf32-rl78.c, * elf32-rx.c, * elf32-s390.c, * elf32-score.c, * elf32-score.h, * elf32-score7.c, * elf32-sh-symbian.c, * elf32-sh.c, * elf32-sh64.c, * elf32-sparc.c, * elf32-spu.c, * elf32-tic6x.c, * elf32-tilegx.c, * elf32-tilegx.h, * elf32-tilepro.c, * elf32-tilepro.h, * elf32-v850.c, * elf32-vax.c, * elf32-wasm32.c, * elf32-xc16x.c, * elf32-xgate.c, * elf32-xgate.h, * elf32-xstormy16.c, * elf32-xtensa.c, * elf64-alpha.c, * elf64-hppa.c, * elf64-ia64-vms.c, * elf64-mips.c, * elf64-mmix.c, * elf64-ppc.c, * elf64-s390.c, * elf64-sh64.c, * elf64-sparc.c, * elf64-tilegx.c, * elf64-tilegx.h, * elf64-x86-64.c, * elfcore.h, * elflink.c, * elfn32-mips.c, * elfnn-aarch64.c, * elfnn-ia64.c, * elfnn-riscv.c, * elfxx-aarch64.c, * elfxx-aarch64.h, * elfxx-ia64.c, * elfxx-ia64.h, * elfxx-mips.c, * elfxx-riscv.c, * elfxx-sparc.c, * elfxx-tilegx.c, * elfxx-x86.c, * elfxx-x86.h, * freebsd.h, * hash.c, * host-aout.c, * hp300hpux.c, * hppabsd-core.c, * hpux-core.c, * i386aout.c, * i386linux.c, * i386lynx.c, * i386mach3.c, * i386msdos.c, * i386netbsd.c, * ieee.c, * ihex.c, * irix-core.c, * libaout.h, * libbfd-in.h, * libbfd.c, * libcoff-in.h, * libnlm.h, * libpei.h, * libxcoff.h, * linker.c, * lynx-core.c, * m68k4knetbsd.c, * m68klinux.c, * m68knetbsd.c, * m88kmach3.c, * mach-o-aarch64.c, * mach-o-arm.c, * mach-o-i386.c, * mach-o-target.c, * mach-o-x86-64.c, * mach-o.c, * mach-o.h, * merge.c, * mipsbsd.c, * mmo.c, * netbsd.h, * netbsd-core.c, * newsos3.c, * nlm-target.h, * nlm32-ppc.c, * nlm32-sparc.c, * nlmcode.h, * ns32k.h, * ns32knetbsd.c, * oasys.c, * opncls.c, * pc532-mach.c, * pdp11.c, * pe-arm.c, * pe-i386.c, * pe-mcore.c, * pe-mips.c, * pe-x86_64.c, * peXXigen.c, * pef.c, * pef.h, * pei-arm.c, * pei-i386.c, * pei-mcore.c, * pei-x86_64.c, * peicode.h, * plugin.c, * ppcboot.c, * ptrace-core.c, * reloc.c, * riscix.c, * rs6000-core.c, * section.c, * som.c, * som.h, * sparclinux.c, * sparcnetbsd.c, * srec.c, * stabs.c, * sunos.c, * syms.c, * targets.c, * tekhex.c, * trad-core.c, * vax1knetbsd.c, * vaxnetbsd.c, * verilog.c, * versados.c, * vms-alpha.c, * vms-lib.c, * vms-misc.c, * wasm-module.c, * wasm-module.h, * xcofflink.c, * xsym.c, * xsym.h: Whitespace fixes. * bfd-in2.h, * libbfd.h, * libcoff.h: Regenerate.
223 lines
10 KiB
C
223 lines
10 KiB
C
/* BFD back-end data structures for NLM (NetWare Loadable Modules) files.
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Copyright (C) 1993-2017 Free Software Foundation, Inc.
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Written by Cygnus Support.
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This file is part of BFD, the Binary File Descriptor library.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
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MA 02110-1301, USA. */
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#ifndef _LIBNLM_H_
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#define _LIBNLM_H_ 1
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#ifdef ARCH_SIZE
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# define NLM_ARCH_SIZE ARCH_SIZE
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#endif
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#include "nlm/common.h"
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#include "nlm/internal.h"
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#include "nlm/external.h"
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/* A reloc for an imported NLM symbol. Normal relocs are associated
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with sections, and include a symbol. These relocs are associated
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with (undefined) symbols, and include a section. */
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struct nlm_relent
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{
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/* Section of reloc. */
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asection *section;
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/* Reloc info (sym_ptr_ptr field set only when canonicalized). */
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arelent reloc;
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};
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/* Information we keep for an NLM symbol. */
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typedef struct
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{
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/* BFD symbol. */
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asymbol symbol;
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/* Number of reloc entries for imported symbol. */
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bfd_size_type rcnt;
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/* Array of reloc information for imported symbol. */
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struct nlm_relent *relocs;
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} nlmNAME(symbol_type);
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extern bfd_boolean nlm_mkobject (bfd *);
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extern bfd_boolean nlm_set_arch_mach (bfd *, enum bfd_architecture, unsigned long);
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extern void nlmNAME (get_symbol_info) (bfd *, asymbol *, symbol_info *);
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extern long nlmNAME (get_symtab_upper_bound)(bfd *);
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extern long nlmNAME (canonicalize_symtab) (bfd *, asymbol **);
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extern asymbol * nlmNAME (make_empty_symbol) (bfd *);
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extern void nlmNAME (print_symbol) (bfd *, void *, asymbol *, bfd_print_symbol_type);
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extern long nlmNAME (get_reloc_upper_bound) (bfd *, asection *);
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extern long nlmNAME (canonicalize_reloc) (bfd *, asection *, arelent **, asymbol **);
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extern const bfd_target * nlmNAME (object_p) (bfd *);
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extern bfd_boolean nlmNAME (set_arch_mach) (bfd *, enum bfd_architecture, unsigned long);
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extern bfd_boolean nlmNAME (set_section_contents) (bfd *, asection *, const void *, file_ptr, bfd_size_type);
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extern bfd_boolean nlmNAME (write_object_contents) (bfd *);
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/* Some private data is stashed away for future use using the tdata pointer
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in the bfd structure. */
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struct nlm_obj_tdata
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{
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/* Actual data, but ref like ptr */
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Nlm_Internal_Fixed_Header nlm_fixed_hdr[1];
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Nlm_Internal_Variable_Header nlm_variable_hdr[1];
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Nlm_Internal_Version_Header nlm_version_hdr[1];
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Nlm_Internal_Copyright_Header nlm_copyright_hdr[1];
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Nlm_Internal_Extended_Header nlm_extended_hdr[1];
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Nlm_Internal_Custom_Header nlm_custom_hdr[1];
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Nlm_Internal_Cygnus_Ext_Header nlm_cygnus_ext_hdr[1];
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/* BFD NLM symbols. */
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nlmNAME (symbol_type) * nlm_symbols;
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/* Lowest text and data VMA values. */
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bfd_vma nlm_text_low;
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bfd_vma nlm_data_low;
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/* Caches for data read from object file. */
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arelent * nlm_reloc_fixups;
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asection ** nlm_reloc_fixup_secs;
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/* Backend specific information. This should probably be a pointer,
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but that would require yet another entry point to initialize the
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structure. */
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union
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{
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struct /* Alpha backend information. */
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{
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bfd_vma gp; /* GP value. */
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bfd_vma lita_address; /* .lita section address. */
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bfd_size_type lita_size; /* .lita section size. */
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}
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alpha_backend_data;
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}
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backend_data;
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};
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#define nlm_tdata(bfd) ((bfd) -> tdata.nlm_obj_data)
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#define nlm_fixed_header(bfd) (nlm_tdata (bfd) -> nlm_fixed_hdr)
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#define nlm_variable_header(bfd) (nlm_tdata (bfd) -> nlm_variable_hdr)
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#define nlm_version_header(bfd) (nlm_tdata (bfd) -> nlm_version_hdr)
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#define nlm_copyright_header(bfd) (nlm_tdata (bfd) -> nlm_copyright_hdr)
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#define nlm_extended_header(bfd) (nlm_tdata (bfd) -> nlm_extended_hdr)
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#define nlm_custom_header(bfd) (nlm_tdata (bfd) -> nlm_custom_hdr)
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#define nlm_cygnus_ext_header(bfd) (nlm_tdata (bfd) -> nlm_cygnus_ext_hdr)
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#define nlm_get_symbols(bfd) (nlm_tdata (bfd) -> nlm_symbols)
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#define nlm_set_symbols(bfd, p) (nlm_tdata (bfd) -> nlm_symbols = (p))
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#define nlm_set_text_low(bfd, i) (nlm_tdata (bfd) -> nlm_text_low = (i))
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#define nlm_get_text_low(bfd) (nlm_tdata (bfd) -> nlm_text_low)
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#define nlm_set_data_low(bfd, i) (nlm_tdata (bfd) -> nlm_data_low = (i))
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#define nlm_get_data_low(bfd) (nlm_tdata (bfd) -> nlm_data_low)
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#define nlm_relocation_fixups(bfd) (nlm_tdata (bfd) -> nlm_reloc_fixups)
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#define nlm_relocation_fixup_secs(bfd) (nlm_tdata (bfd) -> nlm_reloc_fixup_secs)
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#define nlm_alpha_backend_data(bfd) (&nlm_tdata (bfd) -> backend_data.alpha_backend_data)
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/* This is used when writing out the external relocs. */
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struct reloc_and_sec
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{
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arelent *rel;
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asection *sec;
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};
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/* We store some function pointer in the backend structure. This lets
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different NLM targets share most of the same code, while providing
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slightly different code where necessary. */
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struct nlm_backend_data
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{
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/* Signature for this backend. */
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char signature[NLM_SIGNATURE_SIZE];
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/* Size of the fixed header. */
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bfd_size_type fixed_header_size;
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/* Size of optional prefix for this backend. Some backend may
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require this to be a function, but so far a constant is OK. This
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is for a prefix which precedes the standard NLM fixed header. */
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bfd_size_type optional_prefix_size;
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/* Architecture. */
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enum bfd_architecture arch;
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/* Machine. */
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unsigned int mach;
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/* Some NLM formats do not use the uninitialized data section, so
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all uninitialized data must be put into the regular data section
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instead. */
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bfd_boolean no_uninitialized_data;
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/* Some NLM formats have a prefix on the file. If this function is
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not NULL, it will be called by nlm_object_p. It should return
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TRUE if this file could match this format, and it should leave
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the BFD such that a bfd_bread will pick up the fixed header. */
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bfd_boolean (*nlm_backend_object_p) (bfd *);
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/* Write out the prefix. This function may be NULL. This must
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write out the same number of bytes as is in the field
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optional_prefix_size. */
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bfd_boolean (*nlm_write_prefix) (bfd *);
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/* Read a relocation fixup from abfd. The reloc information is
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machine specific. The second argument is the symbol if this is
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an import, or NULL if this is a reloc fixup. This function
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should set the third argument to the section which the reloc
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belongs in, and the fourth argument to the reloc itself; it does
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not need to fill in the sym_ptr_ptr field for a reloc against an
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import symbol. */
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bfd_boolean (*nlm_read_reloc) (bfd *, nlmNAME (symbol_type) *, asection **, arelent *);
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/* To make objcopy to an i386 NLM work, the i386 backend needs a
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chance to work over the relocs. This is a bit icky. */
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bfd_boolean (*nlm_mangle_relocs) (bfd *, asection *, const void *, bfd_vma, bfd_size_type);
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/* Read an import record from abfd. It would be nice if this
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were in a machine-dependent format, but it doesn't seem to be. */
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bfd_boolean (*nlm_read_import) (bfd *, nlmNAME (symbol_type) *);
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/* Write an import record to abfd. */
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bfd_boolean (*nlm_write_import) (bfd *, asection *, arelent *);
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/* Set the section for a public symbol. This may be NULL, in which
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case a default method will be used. */
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bfd_boolean (*nlm_set_public_section) (bfd *, nlmNAME (symbol_type) *);
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/* Get the offset to write out for a public symbol. This may be
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NULL, in which case a default method will be used. */
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bfd_vma (*nlm_get_public_offset) (bfd *, asymbol *);
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/* Swap the fixed header in and out */
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void (*nlm_swap_fhdr_in) (bfd *, void *, Nlm_Internal_Fixed_Header *);
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void (*nlm_swap_fhdr_out) (bfd *, struct nlm_internal_fixed_header *, void *);
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/* Write out an external reference. */
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bfd_boolean (*nlm_write_external) (bfd *, bfd_size_type, asymbol *, struct reloc_and_sec *);
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bfd_boolean (*nlm_write_export) (bfd *, asymbol *, bfd_vma);
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};
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#define nlm_backend(bfd) ((struct nlm_backend_data *)((bfd) -> xvec -> backend_data))
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#define nlm_signature(bfd) (nlm_backend (bfd) -> signature)
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#define nlm_fixed_header_size(bfd) (nlm_backend (bfd) -> fixed_header_size)
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#define nlm_optional_prefix_size(bfd) (nlm_backend (bfd) -> optional_prefix_size)
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#define nlm_architecture(bfd) (nlm_backend (bfd) -> arch)
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#define nlm_machine(bfd) (nlm_backend (bfd) -> mach)
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#define nlm_no_uninitialized_data(bfd) (nlm_backend (bfd) -> no_uninitialized_data)
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#define nlm_backend_object_p_func(bfd) (nlm_backend (bfd) -> nlm_backend_object_p)
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#define nlm_write_prefix_func(bfd) (nlm_backend (bfd) -> nlm_write_prefix)
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#define nlm_read_reloc_func(bfd) (nlm_backend (bfd) -> nlm_read_reloc)
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#define nlm_mangle_relocs_func(bfd) (nlm_backend (bfd) -> nlm_mangle_relocs)
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#define nlm_read_import_func(bfd) (nlm_backend (bfd) -> nlm_read_import)
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#define nlm_write_import_func(bfd) (nlm_backend (bfd) -> nlm_write_import)
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#define nlm_set_public_section_func(bfd) (nlm_backend (bfd) -> nlm_set_public_section)
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#define nlm_get_public_offset_func(bfd) (nlm_backend (bfd) -> nlm_get_public_offset)
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#define nlm_swap_fixed_header_in_func(bfd) (nlm_backend (bfd) -> nlm_swap_fhdr_in)
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#define nlm_swap_fixed_header_out_func(bfd)(nlm_backend (bfd) -> nlm_swap_fhdr_out)
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#define nlm_write_external_func(bfd) (nlm_backend (bfd) -> nlm_write_external)
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#define nlm_write_export_func(bfd) (nlm_backend (bfd) -> nlm_write_export)
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/* The NLM code, data, and uninitialized sections have no names defined
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in the NLM, but bfd wants to give them names, so use the traditional
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UNIX names. */
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#define NLM_CODE_NAME ".text"
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#define NLM_INITIALIZED_DATA_NAME ".data"
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#define NLM_UNINITIALIZED_DATA_NAME ".bss"
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#endif /* _LIBNLM_H_ */
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