125b3c049e70834cf33790a28643ab058b507b35cBen Cheng/* Internal definitions for libasm. 225b3c049e70834cf33790a28643ab058b507b35cBen Cheng Copyright (C) 2002, 2004, 2005 Red Hat, Inc. 303333823c75a1c1887e923828113a1b0fd12020cElliott Hughes This file is part of elfutils. 425b3c049e70834cf33790a28643ab058b507b35cBen Cheng 503333823c75a1c1887e923828113a1b0fd12020cElliott Hughes This file is free software; you can redistribute it and/or modify 603333823c75a1c1887e923828113a1b0fd12020cElliott Hughes it under the terms of either 725b3c049e70834cf33790a28643ab058b507b35cBen Cheng 803333823c75a1c1887e923828113a1b0fd12020cElliott Hughes * the GNU Lesser General Public License as published by the Free 903333823c75a1c1887e923828113a1b0fd12020cElliott Hughes Software Foundation; either version 3 of the License, or (at 1003333823c75a1c1887e923828113a1b0fd12020cElliott Hughes your option) any later version 1103333823c75a1c1887e923828113a1b0fd12020cElliott Hughes 1203333823c75a1c1887e923828113a1b0fd12020cElliott Hughes or 1303333823c75a1c1887e923828113a1b0fd12020cElliott Hughes 1403333823c75a1c1887e923828113a1b0fd12020cElliott Hughes * the GNU General Public License as published by the Free 1503333823c75a1c1887e923828113a1b0fd12020cElliott Hughes Software Foundation; either version 2 of the License, or (at 1603333823c75a1c1887e923828113a1b0fd12020cElliott Hughes your option) any later version 1703333823c75a1c1887e923828113a1b0fd12020cElliott Hughes 1803333823c75a1c1887e923828113a1b0fd12020cElliott Hughes or both in parallel, as here. 1903333823c75a1c1887e923828113a1b0fd12020cElliott Hughes 2003333823c75a1c1887e923828113a1b0fd12020cElliott Hughes elfutils is distributed in the hope that it will be useful, but 2125b3c049e70834cf33790a28643ab058b507b35cBen Cheng WITHOUT ANY WARRANTY; without even the implied warranty of 2225b3c049e70834cf33790a28643ab058b507b35cBen Cheng MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 2325b3c049e70834cf33790a28643ab058b507b35cBen Cheng General Public License for more details. 2425b3c049e70834cf33790a28643ab058b507b35cBen Cheng 2503333823c75a1c1887e923828113a1b0fd12020cElliott Hughes You should have received copies of the GNU General Public License and 2603333823c75a1c1887e923828113a1b0fd12020cElliott Hughes the GNU Lesser General Public License along with this program. If 2703333823c75a1c1887e923828113a1b0fd12020cElliott Hughes not, see <http://www.gnu.org/licenses/>. */ 2825b3c049e70834cf33790a28643ab058b507b35cBen Cheng 2925b3c049e70834cf33790a28643ab058b507b35cBen Cheng#ifndef _LIBASMP_H 3025b3c049e70834cf33790a28643ab058b507b35cBen Cheng#define _LIBASMP_H 1 3125b3c049e70834cf33790a28643ab058b507b35cBen Cheng 3225b3c049e70834cf33790a28643ab058b507b35cBen Cheng#include <stdio.h> 3325b3c049e70834cf33790a28643ab058b507b35cBen Cheng 3425b3c049e70834cf33790a28643ab058b507b35cBen Cheng#include <libasm.h> 3525b3c049e70834cf33790a28643ab058b507b35cBen Cheng 3625b3c049e70834cf33790a28643ab058b507b35cBen Cheng/* gettext helper macros. */ 3725b3c049e70834cf33790a28643ab058b507b35cBen Cheng#define _(Str) dgettext ("elfutils", Str) 3825b3c049e70834cf33790a28643ab058b507b35cBen Cheng 3925b3c049e70834cf33790a28643ab058b507b35cBen Cheng 4025b3c049e70834cf33790a28643ab058b507b35cBen Cheng/* Known error codes. */ 4125b3c049e70834cf33790a28643ab058b507b35cBen Chengenum 4225b3c049e70834cf33790a28643ab058b507b35cBen Cheng { 4325b3c049e70834cf33790a28643ab058b507b35cBen Cheng ASM_E_NOERROR, 4425b3c049e70834cf33790a28643ab058b507b35cBen Cheng ASM_E_NOMEM, /* No more memory. */ 4525b3c049e70834cf33790a28643ab058b507b35cBen Cheng ASM_E_CANNOT_CREATE, /* Output file cannot be created. */ 4625b3c049e70834cf33790a28643ab058b507b35cBen Cheng ASM_E_INVALID, /* Invalid parameters. */ 4725b3c049e70834cf33790a28643ab058b507b35cBen Cheng ASM_E_CANNOT_CHMOD, /* Cannot change mode of output file. */ 4825b3c049e70834cf33790a28643ab058b507b35cBen Cheng ASM_E_CANNOT_RENAME, /* Cannot rename output file. */ 4925b3c049e70834cf33790a28643ab058b507b35cBen Cheng ASM_E_DUPLSYM, /* Duplicate symbol definition. */ 5025b3c049e70834cf33790a28643ab058b507b35cBen Cheng ASM_E_LIBELF, /* Refer to error in libelf. */ 5125b3c049e70834cf33790a28643ab058b507b35cBen Cheng ASM_E_TYPE, /* Invalid section type for operation. */ 5225b3c049e70834cf33790a28643ab058b507b35cBen Cheng ASM_E_IOERROR, /* Error during output of data. */ 5325b3c049e70834cf33790a28643ab058b507b35cBen Cheng ASM_E_ENOSUP, /* No backend support. */ 5425b3c049e70834cf33790a28643ab058b507b35cBen Cheng ASM_E_NUM /* Keep this entry as the last. */ 5525b3c049e70834cf33790a28643ab058b507b35cBen Cheng }; 5625b3c049e70834cf33790a28643ab058b507b35cBen Cheng 5725b3c049e70834cf33790a28643ab058b507b35cBen Cheng 5825b3c049e70834cf33790a28643ab058b507b35cBen Cheng/* Special sections. */ 5925b3c049e70834cf33790a28643ab058b507b35cBen Cheng#define ASM_ABS_SCN ((Elf_Scn *) 1) 6025b3c049e70834cf33790a28643ab058b507b35cBen Cheng#define ASM_COM_SCN ((Elf_Scn *) 2) 6125b3c049e70834cf33790a28643ab058b507b35cBen Cheng 6225b3c049e70834cf33790a28643ab058b507b35cBen Cheng 6325b3c049e70834cf33790a28643ab058b507b35cBen Cheng/* And the hash table for symbols. */ 6425b3c049e70834cf33790a28643ab058b507b35cBen Cheng#include <symbolhash.h> 6525b3c049e70834cf33790a28643ab058b507b35cBen Cheng 6625b3c049e70834cf33790a28643ab058b507b35cBen Cheng 6725b3c049e70834cf33790a28643ab058b507b35cBen Cheng/* Descriptor for a section. */ 6825b3c049e70834cf33790a28643ab058b507b35cBen Chengstruct AsmScn 6925b3c049e70834cf33790a28643ab058b507b35cBen Cheng{ 7025b3c049e70834cf33790a28643ab058b507b35cBen Cheng /* The underlying assembler context. */ 7125b3c049e70834cf33790a28643ab058b507b35cBen Cheng AsmCtx_t *ctx; 7225b3c049e70834cf33790a28643ab058b507b35cBen Cheng 7325b3c049e70834cf33790a28643ab058b507b35cBen Cheng /* Subsection ID. */ 7425b3c049e70834cf33790a28643ab058b507b35cBen Cheng unsigned int subsection_id; 7525b3c049e70834cf33790a28643ab058b507b35cBen Cheng 7625b3c049e70834cf33790a28643ab058b507b35cBen Cheng /* Section type. */ 7725b3c049e70834cf33790a28643ab058b507b35cBen Cheng GElf_Word type; 7825b3c049e70834cf33790a28643ab058b507b35cBen Cheng 7925b3c049e70834cf33790a28643ab058b507b35cBen Cheng union 8025b3c049e70834cf33790a28643ab058b507b35cBen Cheng { 8125b3c049e70834cf33790a28643ab058b507b35cBen Cheng /* Data only stored in the record for subsection zero. */ 8225b3c049e70834cf33790a28643ab058b507b35cBen Cheng struct 8325b3c049e70834cf33790a28643ab058b507b35cBen Cheng { 8425b3c049e70834cf33790a28643ab058b507b35cBen Cheng /* The ELF section. */ 8525b3c049e70834cf33790a28643ab058b507b35cBen Cheng Elf_Scn *scn; 8625b3c049e70834cf33790a28643ab058b507b35cBen Cheng 8725b3c049e70834cf33790a28643ab058b507b35cBen Cheng /* Entry in the section header string table. */ 8825b3c049e70834cf33790a28643ab058b507b35cBen Cheng struct Ebl_Strent *strent; 8925b3c049e70834cf33790a28643ab058b507b35cBen Cheng 9025b3c049e70834cf33790a28643ab058b507b35cBen Cheng /* Next member of group. */ 9125b3c049e70834cf33790a28643ab058b507b35cBen Cheng struct AsmScn *next_in_group; 9225b3c049e70834cf33790a28643ab058b507b35cBen Cheng } main; 9325b3c049e70834cf33790a28643ab058b507b35cBen Cheng 9425b3c049e70834cf33790a28643ab058b507b35cBen Cheng /* Pointer to the record for subsection zero. */ 9525b3c049e70834cf33790a28643ab058b507b35cBen Cheng AsmScn_t *up; 9625b3c049e70834cf33790a28643ab058b507b35cBen Cheng } data; 9725b3c049e70834cf33790a28643ab058b507b35cBen Cheng 9825b3c049e70834cf33790a28643ab058b507b35cBen Cheng /* Current offset in the (sub)section. */ 9925b3c049e70834cf33790a28643ab058b507b35cBen Cheng GElf_Off offset; 10025b3c049e70834cf33790a28643ab058b507b35cBen Cheng /* Maximum alignment of the section so far. */ 10125b3c049e70834cf33790a28643ab058b507b35cBen Cheng GElf_Word max_align; 10225b3c049e70834cf33790a28643ab058b507b35cBen Cheng 10325b3c049e70834cf33790a28643ab058b507b35cBen Cheng /* Section content. */ 10425b3c049e70834cf33790a28643ab058b507b35cBen Cheng struct AsmData 10525b3c049e70834cf33790a28643ab058b507b35cBen Cheng { 10625b3c049e70834cf33790a28643ab058b507b35cBen Cheng /* Currently used number of bytes in the block. */ 10725b3c049e70834cf33790a28643ab058b507b35cBen Cheng size_t len; 10825b3c049e70834cf33790a28643ab058b507b35cBen Cheng 10925b3c049e70834cf33790a28643ab058b507b35cBen Cheng /* Number of bytes allocated. */ 11025b3c049e70834cf33790a28643ab058b507b35cBen Cheng size_t maxlen; 11125b3c049e70834cf33790a28643ab058b507b35cBen Cheng 11225b3c049e70834cf33790a28643ab058b507b35cBen Cheng /* Pointer to the next block. */ 11325b3c049e70834cf33790a28643ab058b507b35cBen Cheng struct AsmData *next; 11425b3c049e70834cf33790a28643ab058b507b35cBen Cheng 11525b3c049e70834cf33790a28643ab058b507b35cBen Cheng /* The actual data. */ 11625b3c049e70834cf33790a28643ab058b507b35cBen Cheng char data[flexarr_size]; 11725b3c049e70834cf33790a28643ab058b507b35cBen Cheng } *content; 11825b3c049e70834cf33790a28643ab058b507b35cBen Cheng 11925b3c049e70834cf33790a28643ab058b507b35cBen Cheng /* Fill pattern. */ 12025b3c049e70834cf33790a28643ab058b507b35cBen Cheng struct FillPattern 12125b3c049e70834cf33790a28643ab058b507b35cBen Cheng { 12225b3c049e70834cf33790a28643ab058b507b35cBen Cheng size_t len; 12325b3c049e70834cf33790a28643ab058b507b35cBen Cheng char bytes[flexarr_size]; 12425b3c049e70834cf33790a28643ab058b507b35cBen Cheng } *pattern; 12525b3c049e70834cf33790a28643ab058b507b35cBen Cheng 12625b3c049e70834cf33790a28643ab058b507b35cBen Cheng /* Next subsection. */ 12725b3c049e70834cf33790a28643ab058b507b35cBen Cheng AsmScn_t *subnext; 12825b3c049e70834cf33790a28643ab058b507b35cBen Cheng 12925b3c049e70834cf33790a28643ab058b507b35cBen Cheng /* List of all allocated sections. */ 13025b3c049e70834cf33790a28643ab058b507b35cBen Cheng AsmScn_t *allnext; 13125b3c049e70834cf33790a28643ab058b507b35cBen Cheng 13225b3c049e70834cf33790a28643ab058b507b35cBen Cheng /* Name of the section. */ 13325b3c049e70834cf33790a28643ab058b507b35cBen Cheng char name[flexarr_size]; 13425b3c049e70834cf33790a28643ab058b507b35cBen Cheng}; 13525b3c049e70834cf33790a28643ab058b507b35cBen Cheng 13625b3c049e70834cf33790a28643ab058b507b35cBen Cheng 13725b3c049e70834cf33790a28643ab058b507b35cBen Cheng/* Descriptor used for the assembling session. */ 13825b3c049e70834cf33790a28643ab058b507b35cBen Chengstruct AsmCtx 13925b3c049e70834cf33790a28643ab058b507b35cBen Cheng{ 14025b3c049e70834cf33790a28643ab058b507b35cBen Cheng /* File descriptor of the temporary file. */ 14125b3c049e70834cf33790a28643ab058b507b35cBen Cheng int fd; 14225b3c049e70834cf33790a28643ab058b507b35cBen Cheng 14325b3c049e70834cf33790a28643ab058b507b35cBen Cheng /* True if text output is wanted. */ 14425b3c049e70834cf33790a28643ab058b507b35cBen Cheng bool textp; 14525b3c049e70834cf33790a28643ab058b507b35cBen Cheng 14625b3c049e70834cf33790a28643ab058b507b35cBen Cheng /* Output file handle. */ 14725b3c049e70834cf33790a28643ab058b507b35cBen Cheng union 14825b3c049e70834cf33790a28643ab058b507b35cBen Cheng { 14925b3c049e70834cf33790a28643ab058b507b35cBen Cheng /* ELF descriptor of the temporary file. */ 15025b3c049e70834cf33790a28643ab058b507b35cBen Cheng Elf *elf; 15125b3c049e70834cf33790a28643ab058b507b35cBen Cheng /* I/O stream for text output. */ 15225b3c049e70834cf33790a28643ab058b507b35cBen Cheng FILE *file; 15325b3c049e70834cf33790a28643ab058b507b35cBen Cheng } out; 15425b3c049e70834cf33790a28643ab058b507b35cBen Cheng 15525b3c049e70834cf33790a28643ab058b507b35cBen Cheng 15625b3c049e70834cf33790a28643ab058b507b35cBen Cheng /* List with defined sections. */ 15725b3c049e70834cf33790a28643ab058b507b35cBen Cheng AsmScn_t *section_list; 15825b3c049e70834cf33790a28643ab058b507b35cBen Cheng /* Section header string table. */ 15925b3c049e70834cf33790a28643ab058b507b35cBen Cheng struct Ebl_Strtab *section_strtab; 16025b3c049e70834cf33790a28643ab058b507b35cBen Cheng 16125b3c049e70834cf33790a28643ab058b507b35cBen Cheng /* Table with defined symbols. */ 16225b3c049e70834cf33790a28643ab058b507b35cBen Cheng asm_symbol_tab symbol_tab; 16325b3c049e70834cf33790a28643ab058b507b35cBen Cheng /* Number of symbols in the table. */ 16425b3c049e70834cf33790a28643ab058b507b35cBen Cheng unsigned int nsymbol_tab; 16525b3c049e70834cf33790a28643ab058b507b35cBen Cheng /* Symbol string table. */ 16625b3c049e70834cf33790a28643ab058b507b35cBen Cheng struct Ebl_Strtab *symbol_strtab; 16725b3c049e70834cf33790a28643ab058b507b35cBen Cheng 16825b3c049e70834cf33790a28643ab058b507b35cBen Cheng /* List of section groups. */ 16925b3c049e70834cf33790a28643ab058b507b35cBen Cheng struct AsmScnGrp *groups; 17025b3c049e70834cf33790a28643ab058b507b35cBen Cheng /* Number of section groups. */ 17125b3c049e70834cf33790a28643ab058b507b35cBen Cheng size_t ngroups; 17225b3c049e70834cf33790a28643ab058b507b35cBen Cheng 17325b3c049e70834cf33790a28643ab058b507b35cBen Cheng /* Current required alignment for common symbols. */ 17425b3c049e70834cf33790a28643ab058b507b35cBen Cheng GElf_Word common_align; 17525b3c049e70834cf33790a28643ab058b507b35cBen Cheng 17625b3c049e70834cf33790a28643ab058b507b35cBen Cheng /* Lock to handle multithreaded programs. */ 17725b3c049e70834cf33790a28643ab058b507b35cBen Cheng rwlock_define (,lock); 17825b3c049e70834cf33790a28643ab058b507b35cBen Cheng 17925b3c049e70834cf33790a28643ab058b507b35cBen Cheng /* Counter for temporary symbols. */ 18025b3c049e70834cf33790a28643ab058b507b35cBen Cheng unsigned int tempsym_count; 18125b3c049e70834cf33790a28643ab058b507b35cBen Cheng 18225b3c049e70834cf33790a28643ab058b507b35cBen Cheng /* Name of the output file. */ 18325b3c049e70834cf33790a28643ab058b507b35cBen Cheng char *fname; 18425b3c049e70834cf33790a28643ab058b507b35cBen Cheng /* The name of the temporary file. */ 18525b3c049e70834cf33790a28643ab058b507b35cBen Cheng char tmp_fname[flexarr_size]; 18625b3c049e70834cf33790a28643ab058b507b35cBen Cheng}; 18725b3c049e70834cf33790a28643ab058b507b35cBen Cheng 18825b3c049e70834cf33790a28643ab058b507b35cBen Cheng 18925b3c049e70834cf33790a28643ab058b507b35cBen Cheng/* Descriptor for a symbol. */ 19025b3c049e70834cf33790a28643ab058b507b35cBen Chengstruct AsmSym 19125b3c049e70834cf33790a28643ab058b507b35cBen Cheng{ 19225b3c049e70834cf33790a28643ab058b507b35cBen Cheng /* Reference to the section which contains the symbol. */ 19325b3c049e70834cf33790a28643ab058b507b35cBen Cheng AsmScn_t *scn; 19425b3c049e70834cf33790a28643ab058b507b35cBen Cheng 19525b3c049e70834cf33790a28643ab058b507b35cBen Cheng /* Type of the symbol. */ 19625b3c049e70834cf33790a28643ab058b507b35cBen Cheng int8_t type; 19725b3c049e70834cf33790a28643ab058b507b35cBen Cheng /* Binding of the symbol. */ 19825b3c049e70834cf33790a28643ab058b507b35cBen Cheng int8_t binding; 19925b3c049e70834cf33790a28643ab058b507b35cBen Cheng 20025b3c049e70834cf33790a28643ab058b507b35cBen Cheng /* Size of the symbol. */ 20125b3c049e70834cf33790a28643ab058b507b35cBen Cheng GElf_Xword size; 20225b3c049e70834cf33790a28643ab058b507b35cBen Cheng 20325b3c049e70834cf33790a28643ab058b507b35cBen Cheng /* Offset in the section. */ 20425b3c049e70834cf33790a28643ab058b507b35cBen Cheng GElf_Off offset; 20525b3c049e70834cf33790a28643ab058b507b35cBen Cheng 20625b3c049e70834cf33790a28643ab058b507b35cBen Cheng /* Symbol table index of the symbol in the symbol table. */ 20725b3c049e70834cf33790a28643ab058b507b35cBen Cheng size_t symidx; 20825b3c049e70834cf33790a28643ab058b507b35cBen Cheng 20925b3c049e70834cf33790a28643ab058b507b35cBen Cheng /* Reference to name of the symbol. */ 21025b3c049e70834cf33790a28643ab058b507b35cBen Cheng struct Ebl_Strent *strent; 21125b3c049e70834cf33790a28643ab058b507b35cBen Cheng}; 21225b3c049e70834cf33790a28643ab058b507b35cBen Cheng 21325b3c049e70834cf33790a28643ab058b507b35cBen Cheng 21425b3c049e70834cf33790a28643ab058b507b35cBen Cheng/* Descriptor for section group. */ 21525b3c049e70834cf33790a28643ab058b507b35cBen Chengstruct AsmScnGrp 21625b3c049e70834cf33790a28643ab058b507b35cBen Cheng{ 21725b3c049e70834cf33790a28643ab058b507b35cBen Cheng /* Entry in the section header string table. */ 21825b3c049e70834cf33790a28643ab058b507b35cBen Cheng struct Ebl_Strent *strent; 21925b3c049e70834cf33790a28643ab058b507b35cBen Cheng 22025b3c049e70834cf33790a28643ab058b507b35cBen Cheng /* The ELF section. */ 22125b3c049e70834cf33790a28643ab058b507b35cBen Cheng Elf_Scn *scn; 22225b3c049e70834cf33790a28643ab058b507b35cBen Cheng 22325b3c049e70834cf33790a28643ab058b507b35cBen Cheng /* The signature. */ 22425b3c049e70834cf33790a28643ab058b507b35cBen Cheng struct AsmSym *signature; 22525b3c049e70834cf33790a28643ab058b507b35cBen Cheng 22625b3c049e70834cf33790a28643ab058b507b35cBen Cheng /* First member. */ 22725b3c049e70834cf33790a28643ab058b507b35cBen Cheng struct AsmScn *members; 22825b3c049e70834cf33790a28643ab058b507b35cBen Cheng /* Number of members. */ 22925b3c049e70834cf33790a28643ab058b507b35cBen Cheng size_t nmembers; 23025b3c049e70834cf33790a28643ab058b507b35cBen Cheng 23125b3c049e70834cf33790a28643ab058b507b35cBen Cheng /* Flags. */ 23225b3c049e70834cf33790a28643ab058b507b35cBen Cheng Elf32_Word flags; 23325b3c049e70834cf33790a28643ab058b507b35cBen Cheng 23425b3c049e70834cf33790a28643ab058b507b35cBen Cheng /* Next group. */ 23525b3c049e70834cf33790a28643ab058b507b35cBen Cheng struct AsmScnGrp *next; 23625b3c049e70834cf33790a28643ab058b507b35cBen Cheng 23725b3c049e70834cf33790a28643ab058b507b35cBen Cheng /* Name of the section group. */ 23825b3c049e70834cf33790a28643ab058b507b35cBen Cheng char name[flexarr_size]; 23925b3c049e70834cf33790a28643ab058b507b35cBen Cheng}; 24025b3c049e70834cf33790a28643ab058b507b35cBen Cheng 24125b3c049e70834cf33790a28643ab058b507b35cBen Cheng 24225b3c049e70834cf33790a28643ab058b507b35cBen Cheng/* Descriptor for disassembler. */ 24325b3c049e70834cf33790a28643ab058b507b35cBen Chengstruct DisasmCtx 24425b3c049e70834cf33790a28643ab058b507b35cBen Cheng{ 24525b3c049e70834cf33790a28643ab058b507b35cBen Cheng /* Handle for the backend library with the disassembler routine. */ 24625b3c049e70834cf33790a28643ab058b507b35cBen Cheng Ebl *ebl; 24725b3c049e70834cf33790a28643ab058b507b35cBen Cheng 24825b3c049e70834cf33790a28643ab058b507b35cBen Cheng /* ELF file containing all the data passed to the function. This 24925b3c049e70834cf33790a28643ab058b507b35cBen Cheng allows to look up symbols. */ 25025b3c049e70834cf33790a28643ab058b507b35cBen Cheng Elf *elf; 25125b3c049e70834cf33790a28643ab058b507b35cBen Cheng 25225b3c049e70834cf33790a28643ab058b507b35cBen Cheng /* Callback function to determine symbol names. */ 25325b3c049e70834cf33790a28643ab058b507b35cBen Cheng DisasmGetSymCB_t symcb; 25425b3c049e70834cf33790a28643ab058b507b35cBen Cheng}; 25525b3c049e70834cf33790a28643ab058b507b35cBen Cheng 25625b3c049e70834cf33790a28643ab058b507b35cBen Cheng 25725b3c049e70834cf33790a28643ab058b507b35cBen Cheng/* The default fill pattern: one zero byte. */ 25825b3c049e70834cf33790a28643ab058b507b35cBen Chengextern const struct FillPattern *__libasm_default_pattern 25925b3c049e70834cf33790a28643ab058b507b35cBen Cheng attribute_hidden; 26025b3c049e70834cf33790a28643ab058b507b35cBen Cheng 26125b3c049e70834cf33790a28643ab058b507b35cBen Cheng 26225b3c049e70834cf33790a28643ab058b507b35cBen Cheng/* Ensure there are at least LEN bytes available in the output buffer 26325b3c049e70834cf33790a28643ab058b507b35cBen Cheng for ASMSCN. */ 26425b3c049e70834cf33790a28643ab058b507b35cBen Chengextern int __libasm_ensure_section_space (AsmScn_t *asmscn, size_t len) 26525b3c049e70834cf33790a28643ab058b507b35cBen Cheng internal_function; 26625b3c049e70834cf33790a28643ab058b507b35cBen Cheng 26725b3c049e70834cf33790a28643ab058b507b35cBen Cheng/* Free all resources associated with the assembler context. */ 26825b3c049e70834cf33790a28643ab058b507b35cBen Chengextern void __libasm_finictx (AsmCtx_t *ctx) internal_function; 26925b3c049e70834cf33790a28643ab058b507b35cBen Cheng 27025b3c049e70834cf33790a28643ab058b507b35cBen Cheng/* Set error code. */ 27125b3c049e70834cf33790a28643ab058b507b35cBen Chengextern void __libasm_seterrno (int err) internal_function; 27225b3c049e70834cf33790a28643ab058b507b35cBen Cheng 27325b3c049e70834cf33790a28643ab058b507b35cBen Cheng/* Return handle for the named section. If it was not used before 27425b3c049e70834cf33790a28643ab058b507b35cBen Cheng create it. */ 27525b3c049e70834cf33790a28643ab058b507b35cBen Chengextern AsmScn_t *__asm_newscn_internal (AsmCtx_t *ctx, const char *scnname, 27625b3c049e70834cf33790a28643ab058b507b35cBen Cheng GElf_Word type, GElf_Xword flags) 27725b3c049e70834cf33790a28643ab058b507b35cBen Cheng attribute_hidden; 27825b3c049e70834cf33790a28643ab058b507b35cBen Cheng 27925b3c049e70834cf33790a28643ab058b507b35cBen Cheng 28025b3c049e70834cf33790a28643ab058b507b35cBen Cheng/* Internal aliases of the asm_addintXX functions. */ 28125b3c049e70834cf33790a28643ab058b507b35cBen Chengextern int __asm_addint8_internal (AsmScn_t *asmscn, int8_t num) 28225b3c049e70834cf33790a28643ab058b507b35cBen Cheng attribute_hidden; 28325b3c049e70834cf33790a28643ab058b507b35cBen Chengextern int __asm_addint16_internal (AsmScn_t *asmscn, int16_t num) 28425b3c049e70834cf33790a28643ab058b507b35cBen Cheng attribute_hidden; 28525b3c049e70834cf33790a28643ab058b507b35cBen Chengextern int __asm_addint32_internal (AsmScn_t *asmscn, int32_t num) 28625b3c049e70834cf33790a28643ab058b507b35cBen Cheng attribute_hidden; 28725b3c049e70834cf33790a28643ab058b507b35cBen Chengextern int __asm_addint64_internal (AsmScn_t *asmscn, int64_t num) 28825b3c049e70834cf33790a28643ab058b507b35cBen Cheng attribute_hidden; 28925b3c049e70834cf33790a28643ab058b507b35cBen Cheng 29025b3c049e70834cf33790a28643ab058b507b35cBen Cheng 29125b3c049e70834cf33790a28643ab058b507b35cBen Cheng/* Produce disassembly output for given memory and output it using the 29225b3c049e70834cf33790a28643ab058b507b35cBen Cheng given callback functions. */ 29325b3c049e70834cf33790a28643ab058b507b35cBen Chengextern int __disasm_cb_internal (DisasmCtx_t *ctx, const uint8_t **startp, 29425b3c049e70834cf33790a28643ab058b507b35cBen Cheng const uint8_t *end, GElf_Addr addr, 29525b3c049e70834cf33790a28643ab058b507b35cBen Cheng const char *fmt, DisasmOutputCB_t outcb, 29625b3c049e70834cf33790a28643ab058b507b35cBen Cheng void *outcbarp, void *symcbarg) 29725b3c049e70834cf33790a28643ab058b507b35cBen Cheng attribute_hidden; 29825b3c049e70834cf33790a28643ab058b507b35cBen Cheng 29925b3c049e70834cf33790a28643ab058b507b35cBen Cheng 30025b3c049e70834cf33790a28643ab058b507b35cBen Cheng/* Test whether given symbol is an internal symbol and if yes, whether 30125b3c049e70834cf33790a28643ab058b507b35cBen Cheng we should nevertheless emit it in the symbol table. */ 30225b3c049e70834cf33790a28643ab058b507b35cBen Cheng// XXX The second part should probably be controlled by an option which 30325b3c049e70834cf33790a28643ab058b507b35cBen Cheng// isn't implemented yet 30425b3c049e70834cf33790a28643ab058b507b35cBen Cheng// XXX Also, the format will change with the backend. 30525b3c049e70834cf33790a28643ab058b507b35cBen Cheng#define asm_emit_symbol_p(name) (strncmp (name, ".L", 2) != 0) 30625b3c049e70834cf33790a28643ab058b507b35cBen Cheng 30725b3c049e70834cf33790a28643ab058b507b35cBen Cheng#endif /* libasmP.h */ 308