X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=include%2Fbfd.h;h=d41473a9732a8029a6c4083baf4c825cad9c00d2;hb=af6d4cf50dbcf7ed0c3c6fcbe450cf06594e5895;hp=2d102082469c36a7d3c286cac9b52ba5c304af9e;hpb=c93e2c55fcbd85ecbeef181c5977d666953bdc3f;p=deliverable%2Fbinutils-gdb.git diff --git a/include/bfd.h b/include/bfd.h index 2d10208246..d41473a973 100644 --- a/include/bfd.h +++ b/include/bfd.h @@ -1,24 +1,43 @@ - /* A -*- C -*- header file for the bfd library */ +/* Main header file for the bfd library -- portable access to object files. + ==> The bfd.h file is generated from bfd-in.h and various .c files; if you + ==> change it, your changes will probably be lost. + Copyright 1990, 1991, 1992, 1993 Free Software Foundation, Inc. + Contributed by Cygnus Support. -/* bfd.h -- The only header file required by users of the bfd library */ +This file is part of BFD, the Binary File Descriptor library. -/* Copyright (C) 1990, 1991 Free Software Foundation, Inc. - -This file is part of BFD, the Binary File Diddler. - -BFD is free software; you can redistribute it and/or modify +This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by -the Free Software Foundation; either version 1, or (at your option) -any later version. +the Free Software Foundation; either version 2 of the License, or +(at your option) any later version. -BFD is distributed in the hope that it will be useful, +This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License -along with BFD; see the file COPYING. If not, write to -the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */ +along with this program; if not, write to the Free Software +Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ + +/* bfd.h -- The only header file required by users of the bfd library + +The bfd.h file is generated from bfd-in.h and various .c files; if you +change it, your changes will probably be lost. + +All the prototypes and definitions following the comment "THE FOLLOWING +IS EXTRACTED FROM THE SOURCE" are extracted from the source files for +BFD. If you change it, someone oneday will extract it from the source +again, and your changes will be lost. To save yourself from this bind, +change the definitions in the source in the bfd directory. Type "make +docs" and then "make headers" in that directory, and magically this file +will change to reflect your changes. + +If you don't have the tools to perform the extraction, then you are +safe from someone on your system trampling over your header files. +You should still maintain the equivalence between the source and this +file though; every change you make to the .c file should be reflected +here. */ #ifndef __BFD_H_SEEN__ #define __BFD_H_SEEN__ @@ -26,16 +45,7 @@ the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */ #include "ansidecl.h" #include "obstack.h" -/* Make it easier to declare prototypes (puts conditional here) */ -#ifndef PROTO -# if __STDC__ -# define PROTO(type, name, arglist) type name arglist -# else -# define PROTO(type, name, arglist) type name () -# endif -#endif - -#define BFD_VERSION "1.10" +#define BFD_VERSION "2.1" /* forward declaration */ typedef struct _bfd bfd; @@ -44,10 +54,19 @@ typedef struct _bfd bfd; and false on failure (unless they're a predicate). -- bfd.doc */ /* I'm sure this is going to break something and someone is going to force me to change it. */ -typedef enum boolean {false, true} boolean; - -/* Try to avoid breaking stuff */ -typedef long int file_ptr; +/* typedef enum boolean {false, true} boolean; */ +/* Yup, SVR4 has a "typedef enum boolean" in -fnf */ +typedef enum bfd_boolean {false, true} boolean; + +/* A pointer to a position in a file. */ +/* FIXME: This should be using off_t from . + For now, try to avoid breaking stuff by not including here. + This will break on systems with 64-bit file offsets (e.g. 4.4BSD). + Probably the best long-term answer is to avoid using file_ptr AND off_t + in this header file, and to handle this in the BFD implementation + rather than in its interface. */ +/* typedef off_t file_ptr; */ +typedef long int file_ptr; /* Support for different sizes of target format ints and addresses */ @@ -61,8 +80,6 @@ typedef HOST_64_BIT symvalue; typedef HOST_64_BIT bfd_64_type; #define fprintf_vma(s,x) \ fprintf(s,"%08x%08x", uint64_typeHIGH(x), uint64_typeLOW(x)) -#define printf_vma(x) \ - printf( "%08x%08x", uint64_typeHIGH(x), uint64_typeLOW(x)) #else typedef struct {int a,b;} bfd_64_type; typedef unsigned long rawdata_offset; @@ -72,9 +89,9 @@ typedef unsigned long bfd_word; typedef unsigned long bfd_size; typedef unsigned long symvalue; typedef unsigned long bfd_size_type; -#define printf_vma(x) printf( "%08x", x) -#define fprintf_vma(s,x) fprintf(s, "%08x", x) +#define fprintf_vma(s,x) fprintf(s, "%08lx", x) #endif +#define printf_vma(x) fprintf_vma(stdout,x) typedef unsigned int flagword; /* 32 bits of flags */ @@ -89,59 +106,17 @@ typedef enum bfd_format { bfd_format; /* Object file flag values */ -#define NO_FLAGS 0 -#define HAS_RELOC 001 -#define EXEC_P 002 -#define HAS_LINENO 004 -#define HAS_DEBUG 010 -#define HAS_SYMS 020 -#define HAS_LOCALS 040 -#define DYNAMIC 0100 -#define WP_TEXT 0200 -#define D_PAGED 0400 - -/* This enum gives the object file's CPU architecture, in a global sense. - E.g. what processor family does it belong to? There is another field, - which indicates what processor within the family is in use. */ -enum bfd_architecture { - bfd_arch_unknown, /* File arch not known */ - bfd_arch_obscure, /* File arch known, not one of these */ - bfd_arch_m68k, /* Motorola 68xxx */ - bfd_arch_vax, /* DEC Vax */ - bfd_arch_i960, /* Intel 960 */ - - /* The order of the following is important. - * A lower number indicates a machine type - * that only accepts a subset of the - * instructions available to machines with - * higher numbers. - * - * The exception is the "ca", which is - * incompatible with all other machines except - * "core". - */ -#define bfd_mach_i960_core 1 -#define bfd_mach_i960_ka_sa 2 -#define bfd_mach_i960_kb_sb 3 -#define bfd_mach_i960_mc 4 -#define bfd_mach_i960_xa 5 -#define bfd_mach_i960_ca 6 - - bfd_arch_a29k, /* AMD 29000 */ - bfd_arch_sparc, /* Sun (SPARC International) SPARC */ - bfd_arch_mips, /* MIPS Rxxxx */ - bfd_arch_i386, /* Intel 386 */ - bfd_arch_ns32k, /* National Semiconductor 32xxx */ - bfd_arch_tahoe, /* CCI/Harris Tahoe */ - bfd_arch_i860, /* Intel 860 */ - bfd_arch_romp, /* IBM ROMP RS/6000 */ - bfd_arch_alliant, /* Alliant */ - bfd_arch_convex, /* Convex */ - bfd_arch_m88k, /* Motorola 88xxx */ - bfd_arch_pyramid, /* Pyramid Technology */ - bfd_arch_h8_300, /* Hitachi H8/300 */ - bfd_arch_last -}; +#define NO_FLAGS 0x00 +#define HAS_RELOC 0x01 +#define EXEC_P 0x02 +#define HAS_LINENO 0x04 +#define HAS_DEBUG 0x08 +#define HAS_SYMS 0x10 +#define HAS_LOCALS 0x20 +#define DYNAMIC 0x40 +#define WP_TEXT 0x80 +#define D_PAGED 0x100 +#define BFD_IS_RELAXABLE 0x200 /* symbols and relocation */ @@ -149,7 +124,8 @@ typedef unsigned long symindex; #define BFD_NO_MORE_SYMBOLS ((symindex) ~0) -typedef enum {bfd_symclass_unknown = 0, +typedef enum bfd_symclass { + bfd_symclass_unknown = 0, bfd_symclass_fcommon, /* fortran common symbols */ bfd_symclass_global, /* global symbol, what a surprise */ bfd_symclass_debugger, /* some debugger symbol */ @@ -159,53 +135,20 @@ typedef enum {bfd_symclass_unknown = 0, typedef int symtype; /* Who knows, yet? */ -/* Symbol cache classifications: (Bfd-Symbol-Flag_FOOBAR) */ -#define BSF_NO_FLAGS 0x00 -#define BSF_LOCAL 0x01 /* bfd_symclass_unknown */ -#define BSF_GLOBAL 0x02 /* bfd_symclass_global */ -#define BSF_IMPORT 0x04 -#define BSF_EXPORT 0x08 -#define BSF_UNDEFINED 0x10 /* bfd_symclass_undefined */ -#define BSF_FORT_COMM 0x20 /* bfd_symclass_fcommon */ -#define BSF_DEBUGGING 0x40 /* bfd_symclass_debugger */ -#define BSF_ABSOLUTE 0x80 -#define BSF_KEEP 0x10000 -#define BSF_WARNING 0x20000 -#define BSF_KEEP_G 0x80000 -#define BSF_WEAK 0x100000 -#define BSF_CTOR 0x200000 /* Symbol is a con/destructor */ -#define BSF_FAKE 0x400000 /* Symbol doesn't really exist */ -#define BSF_OLD_COMMON 0x800000 /* Symbol used to be common, - but now is allocated */ - -/* If symbol is fort_comm, then value is size, and this is the contents */ -#define BFD_FORT_COMM_DEFAULT_VALUE 0 - -/* in some files the type of a symbol sometimes alters its location - in an output file - ie in coff a ISFCN symbol which is also C_EXT - symbol appears where it was declared and not at the end of a section. - This bit is set by the target bfd part to convey this information. */ -#define BSF_NOT_AT_END 0x40000 - /* general purpose part of a symbol; target specific parts will be found in libcoff.h, liba.out.h etc */ -typedef struct symbol_cache_entry -{ - struct _bfd *the_bfd; /* Just a way to find out host type */ - CONST char *name; - symvalue value; - flagword flags; - struct sec *section; - PTR udata; /* Target-specific stuff */ -} asymbol; + #define bfd_get_section(x) ((x)->section) #define bfd_get_output_section(x) ((x)->section->output_section) #define bfd_set_section(x,y) ((x)->section) = (y) -#define bfd_asymbol_base(x) ((x)->section?((x)->section->vma):0) -#define bfd_asymbol_value(x) (bfd_asymbol_base(x) + x->value) +#define bfd_asymbol_base(x) ((x)->section->vma) +#define bfd_asymbol_value(x) (bfd_asymbol_base(x) + (x)->value) #define bfd_asymbol_name(x) ((x)->name) +/*Perhaps future: #define bfd_asymbol_bfd(x) ((x)->section->owner)*/ +#define bfd_asymbol_bfd(x) ((x)->the_bfd) +#define bfd_asymbol_flavour(x) (bfd_asymbol_bfd(x)->xvec->flavour) /* This is a type pun with struct ranlib on purpose! */ typedef struct carsym { @@ -213,84 +156,6 @@ typedef struct carsym { file_ptr file_offset; /* look here to find the file */ } carsym; /* to make these you call a carsymogen */ -/* Relocation stuff */ - -/* Either: sym will point to a symbol and isextern will be 0, *OR* - sym will be NULL and isextern will be a symbol type (eg N_TEXT) - which means the location should be relocated relative to the - segment origin. This is because we won't necessarily have a symbol - which is guaranteed to point to the segment origin. */ - -typedef enum bfd_reloc_status { - bfd_reloc_ok, - bfd_reloc_overflow, - bfd_reloc_outofrange, - bfd_reloc_continue, - bfd_reloc_notsupported, - bfd_reloc_other, - bfd_reloc_undefined, - bfd_reloc_dangerous} - bfd_reloc_status_enum_type; - -typedef CONST struct rint -{ - unsigned int type; - unsigned int rightshift; - unsigned int size; - unsigned int bitsize; - boolean pc_relative; - unsigned int bitpos; - - boolean absolute; - boolean complain_on_overflow; - bfd_reloc_status_enum_type (*special_function)(); - char *name; - boolean partial_inplace; - /* Two mask fields, - the src_mask is used to select what parts of the read in data are to - be used in the relocation sum. Eg, if this was an 8 bit bit of data - which we read and relocated, this would be 0x000000ff. When we have - relocs which have an addend, such as sun4 extended relocs, the value - in the offset part of a relocating field is garbage so we never use - it. In this case the mask would be 0x00000000. - - The dst_mask is what parts of the instruction are replaced into the - instruction. In most cases src_mask == dst_mask, except in the above - special case, where dst_mask would be 0x000000ff, and src_mask would - be 0x00000000. - */ - bfd_word src_mask; /* What things to take from the source */ - bfd_word dst_mask; /* What things to put into the dest */ - - /* Does a pc rel offset already have the offset of the jump from the - beginnining of the module in place - eg on the sun3, a pcrel - instruction always has a negative number in place, containing the - displacement from the beginning of the module. 88k bcs has a zero - in there, so you have to work out the offset yourself. */ - boolean pcrel_offset; -} reloc_howto_type; - -#define HOWTO(CODE, RT,SIZE,BITSIZE, PCREL, BITPOS, ABS, OVERFLOW, SF, NAME, INPLACE, MASKSRC, MASKDST, PCRELDONE) \ -{(unsigned)CODE,RT,SIZE,BITSIZE, PCREL, BITPOS,ABS,OVERFLOW,SF,NAME,INPLACE,MASKSRC,MASKDST,PCRELDONE} - -typedef unsigned char bfd_byte; - -typedef struct reloc_cache_entry -{ - /* A pointer into the canonicalized table for the symbol */ - asymbol **sym_ptr_ptr; - - rawdata_offset address; /* offset in section */ - bfd_vma addend; /* addend for relocation value */ - struct sec *section; /* if sym is null this is the section */ - reloc_howto_type *howto; - -} arelent; - -typedef struct relent_chain { - arelent relent; - struct relent_chain *next; -} arelent_chain; /* Used in generating armaps. Perhaps just a forward definition would do? */ struct orl { /* output ranlib */ @@ -305,81 +170,32 @@ struct orl { /* output ranlib */ typedef struct lineno_cache_entry { unsigned int line_number; /* Linenumber from start of function*/ union { - asymbol *sym; /* Function name */ + struct symbol_cache_entry *sym; /* Function name */ unsigned long offset; /* Offset into section */ } u; } alent; /* object and core file sections */ -/* Section flag definitions */ -#define SEC_NO_FLAGS 000 -#define SEC_ALLOC 001 -#define SEC_LOAD 002 -#define SEC_RELOC 004 -#define SEC_BALIGN 010 -#define SEC_READONLY 020 -#define SEC_CODE 040 -#define SEC_DATA 0100 -#define SEC_ROM 0200 -#define SEC_CONSTRUCTOR 0400 -#define SEC_HAS_CONTENTS (0x200) - -typedef struct sec -{ - CONST char *name; - struct sec *next; - flagword flags; - - bfd_vma vma; - bfd_size_type size; - - /* The output_offset is the indent into the output section of - this section. If this is the first section to go into - an output section, this value will be 0... */ - bfd_vma output_offset; - struct sec *output_section; - unsigned int alignment_power; /* eg 4 aligns to 2^4*/ - - arelent *relocation; /* for input files */ - arelent **orelocation; /* for output files */ - - unsigned reloc_count; - file_ptr filepos; /* File position of section data */ - file_ptr rel_filepos; /* File position of relocation info */ - file_ptr line_filepos; - PTR *userdata; - struct lang_output_section *otheruserdata; - int index; /* Which section is it 0..nth */ - alent *lineno; - unsigned int lineno_count; - - /* When a section is being output, this value changes as more - linenumbers are written out */ - file_ptr moving_line_filepos; - - /* what the section number is in the target world */ - unsigned int target_index; - - PTR used_by_bfd; - - /* If this is a constructor section then here is a list of relents */ - arelent_chain *constructor_chain; -} asection; #define align_power(addr, align) \ ( ((addr) + ((1<<(align))-1)) & (-1 << (align))) typedef struct sec *sec_ptr; +#define bfd_get_section_name(bfd, ptr) ((ptr)->name + 0) +#define bfd_get_section_vma(bfd, ptr) ((ptr)->vma + 0) +#define bfd_get_section_alignment(bfd, ptr) ((ptr)->alignment_power + 0) #define bfd_section_name(bfd, ptr) ((ptr)->name) -#define bfd_section_size(bfd, ptr) ((ptr)->size) +#define bfd_section_size(bfd, ptr) (bfd_get_section_size_before_reloc(ptr)) #define bfd_section_vma(bfd, ptr) ((ptr)->vma) #define bfd_section_alignment(bfd, ptr) ((ptr)->alignment_power) -#define bfd_get_section_flags(bfd, ptr) ((ptr)->flags) +#define bfd_get_section_flags(bfd, ptr) ((ptr)->flags + 0) #define bfd_get_section_userdata(bfd, ptr) ((ptr)->userdata) -#define bfd_set_section_vma(bfd, ptr, val) (((ptr)->vma = (val)), true) +#define bfd_is_com_section(ptr) (((ptr)->flags & SEC_IS_COMMON) != 0) + +#define bfd_set_section_vma(bfd, ptr, val) (((ptr)->vma = (val)), ((ptr)->user_set_vma = true), true) #define bfd_set_section_alignment(bfd, ptr, val) (((ptr)->alignment_power = (val)),true) #define bfd_set_section_userdata(bfd, ptr, val) (((ptr)->userdata = (val)),true) @@ -387,162 +203,49 @@ typedef struct stat stat_type; /** Error handling */ -typedef enum {no_error = 0, system_call_error, invalid_target, +typedef enum bfd_error { + no_error = 0, system_call_error, invalid_target, wrong_format, invalid_operation, no_memory, no_symbols, no_relocation_info, no_more_archived_files, malformed_archive, symbol_not_found, file_not_recognized, file_ambiguously_recognized, no_contents, - bfd_error_nonrepresentable_section, + bfd_error_nonrepresentable_section, + no_debug_section, bad_value, invalid_error_code} bfd_ec; extern bfd_ec bfd_error; +struct reloc_cache_entry; +struct bfd_seclet; + typedef struct bfd_error_vector { - PROTO(void,(* nonrepresentable_section ),(CONST bfd *CONST abfd, - CONST char *CONST name)); + void (* nonrepresentable_section ) PARAMS ((CONST bfd *CONST abfd, + CONST char *CONST name)); + void (* undefined_symbol) PARAMS ((CONST struct reloc_cache_entry *rel, + CONST struct bfd_seclet *sec)); + void (* reloc_value_truncated) PARAMS ((CONST struct + reloc_cache_entry *rel, + struct bfd_seclet *sec)); + + void (* reloc_dangerous) PARAMS ((CONST struct reloc_cache_entry *rel, + CONST struct bfd_seclet *sec)); + } bfd_error_vector_type; -PROTO (char *, bfd_errmsg, ()); -PROTO (void, bfd_perror, (CONST char *message)); +CONST char *bfd_errmsg PARAMS ((bfd_ec error_tag)); +void bfd_perror PARAMS ((CONST char *message)); typedef enum bfd_print_symbol { - bfd_print_symbol_name_enum, - bfd_print_symbol_type_enum, - bfd_print_symbol_all_enum -} bfd_print_symbol_enum_type; + bfd_print_symbol_name, + bfd_print_symbol_more, + bfd_print_symbol_all, + bfd_print_symbol_nm /* Pretty format suitable for nm program. */ +} bfd_print_symbol_type; -/* The BFD target structure. - - This structure is how to find out everything BFD knows about a target. - It includes things like its byte order, name, what routines to call - to do various operations, etc. - - Every BFD points to a target structure with its "xvec" member. */ - -/* Shortcut for declaring fields which are prototyped function pointers, - while avoiding anguish on compilers that don't support protos. */ - -#define SDEF(ret, name, arglist) PROTO(ret,(*name),arglist) -#define SDEF_FMT(ret, name, arglist) PROTO(ret,(*name[bfd_type_end]),arglist) - -/* These macros are used to dispatch to functions through the bfd_target - vector. They are used in a number of macros further down in bfd.h, - and are also used when calling various routines by hand inside the - bfd implementation. The "arglist" argument must be parenthesized; - it contains all the arguments to the called function. */ - -#define BFD_SEND(bfd, message, arglist) ((*((bfd)->xvec->message)) arglist) -/* For operations which index on the bfd format */ -#define BFD_SEND_FMT(bfd, message, arglist) \ - (((bfd)->xvec->message[(int)((bfd)->format)]) arglist) - -/* This is the struct which defines the type of BFD this is. The - "xvec" member of the struct bfd itself points here. Each module - that implements access to a different target under BFD, defines - one of these. */ - -/* FIXME, these names should be rationalised with the names of the entry points - which call them. Too bad we can't have one macro to define them both! */ -typedef struct bfd_target -{ - /* identifies the kind of target, eg SunOS4, Ultrix, etc */ - char *name; - - /* This is bogus. Anything that can be told from the "flavour" - by some user program should be an independent attribute that can - be queried instead. FIXME. -- gnu@cygnus.com */ - enum target_flavour_enum { - bfd_target_aout_flavour_enum, - bfd_target_coff_flavour_enum, - bfd_target_ieee_flavour_enum, - bfd_target_oasys_flavour_enum, - bfd_target_srec_flavour_enum} flavour; - - boolean byteorder_big_p; /* Order of bytes in data sections */ - boolean header_byteorder_big_p; /* Order of bytes in header */ - - flagword object_flags; /* these are the ones that may be set */ - flagword section_flags; /* ditto */ - - char ar_pad_char; /* filenames in archives padded w/this char */ - unsigned short ar_max_namelen; /* this could be a char too! */ - - /* Byte swapping for data */ - /* Note that these don't take bfd as first arg. Certain other handlers - could do the same. */ - SDEF (bfd_64_type, bfd_getx64, (bfd_byte *)); - SDEF (void, bfd_putx64, (bfd_64_type, bfd_byte *)); - SDEF (unsigned int, bfd_getx32, (bfd_byte *)); - SDEF (void, bfd_putx32, (unsigned long, bfd_byte *)); - SDEF (unsigned int, bfd_getx16, (bfd_byte *)); - SDEF (void, bfd_putx16, (int, bfd_byte *)); - - /* Byte swapping for headers */ - SDEF (bfd_64_type, bfd_h_getx64, (bfd_byte *)); - SDEF (void, bfd_h_putx64, (bfd_64_type, bfd_byte *)); - SDEF (unsigned int, bfd_h_getx32, (bfd_byte *)); - SDEF (void, bfd_h_putx32, (unsigned long, bfd_byte *)); - SDEF (unsigned int, bfd_h_getx16, (bfd_byte *)); - SDEF (void, bfd_h_putx16, (int, bfd_byte *)); - - /* Format-dependent */ - /* Check the format of a file being read. Return bfd_target * or zero. */ - SDEF_FMT (struct bfd_target *, _bfd_check_format, (bfd *)); - /* Set the format of a file being written. */ - SDEF_FMT (boolean, _bfd_set_format, (bfd *)); - /* Write cached information into a file being written, at bfd_close. */ - SDEF_FMT (boolean, _bfd_write_contents, (bfd *)); - - /* All these are defined in JUMP_TABLE */ - /* Core files */ - SDEF (char *, _core_file_failing_command, (bfd *)); - SDEF (int, _core_file_failing_signal, (bfd *)); - SDEF (boolean, _core_file_matches_executable_p, (bfd *, bfd *)); - - /* Archives */ - SDEF (boolean, _bfd_slurp_armap, (bfd *)); - SDEF (boolean, _bfd_slurp_extended_name_table, (bfd *)); - SDEF (void, _bfd_truncate_arname, (bfd *, CONST char *, char *)); - SDEF (boolean, write_armap, (bfd *arch, unsigned int elength, - struct orl *map, int orl_count, int - stridx)); - - /* All the standard stuff */ - SDEF (boolean, _close_and_cleanup, (bfd *)); /* free any allocated data */ - SDEF (boolean, _bfd_set_section_contents, (bfd *, sec_ptr, PTR, - file_ptr, bfd_size_type)); - SDEF (boolean, _bfd_get_section_contents, (bfd *, sec_ptr, PTR, - file_ptr, bfd_size_type)); - SDEF (boolean, _new_section_hook, (bfd *, sec_ptr)); - - /* Symbols and relocation */ - SDEF (unsigned int, _get_symtab_upper_bound, (bfd *)); - SDEF (unsigned int, _bfd_canonicalize_symtab, (bfd *, asymbol **)); - SDEF (unsigned int, _get_reloc_upper_bound, (bfd *, sec_ptr)); - SDEF (unsigned int, _bfd_canonicalize_reloc, (bfd *, sec_ptr, arelent **, - asymbol**)); - - /* FIXME: For steve -- clean up later */ - SDEF (asymbol *, _bfd_make_empty_symbol, (bfd *)); - SDEF (void, _bfd_print_symbol, (bfd *, PTR, asymbol *, - bfd_print_symbol_enum_type)); - SDEF (alent *, _get_lineno, (bfd *, asymbol *)); - - SDEF (boolean, _bfd_set_arch_mach, (bfd *, enum bfd_architecture, - unsigned long)); - - SDEF (bfd *, openr_next_archived_file, (bfd *arch, bfd *prev)); - SDEF (boolean, _bfd_find_nearest_line, - (bfd *abfd, asection *section, asymbol **symbols,bfd_vma offset, - CONST char **file, CONST char **func, unsigned int *line)); - SDEF (int, _bfd_stat_arch_elt, (bfd *, struct stat *)); - - SDEF (int, _bfd_sizeof_headers, (bfd *, boolean)); -} bfd_target; /* The code that implements targets can initialize a jump table with this macro. It must name all its routines the same way (a prefix plus @@ -581,7 +284,18 @@ CAT(NAME,_set_arch_mach),\ CAT(NAME,_openr_next_archived_file),\ CAT(NAME,_find_nearest_line),\ CAT(NAME,_generic_stat_arch_elt),\ -CAT(NAME,_sizeof_headers) +CAT(NAME,_sizeof_headers),\ +CAT(NAME,_bfd_debug_info_start),\ +CAT(NAME,_bfd_debug_info_end),\ +CAT(NAME,_bfd_debug_info_accumulate),\ +CAT(NAME,_bfd_get_relocated_section_contents),\ +CAT(NAME,_bfd_relax_section),\ +CAT(NAME,_bfd_seclet_link),\ +CAT(NAME,_bfd_reloc_type_lookup),\ +CAT(NAME,_bfd_make_debug_symbol) + +#define COFF_SWAP_TABLE (PTR) &bfd_coff_std_swap_table + /* User program access to BFD facilities */ @@ -598,7 +312,7 @@ extern CONST short _bfd_host_big_endian; #define bfd_get_file_flags(abfd) ((abfd)->flags) #define bfd_applicable_file_flags(abfd) ((abfd)->xvec->object_flags) #define bfd_applicable_section_flags(abfd) ((abfd)->xvec->section_flags) -#define bfd_my_archive(abfd) ((abfd)->my_archive); +#define bfd_my_archive(abfd) ((abfd)->my_archive) #define bfd_has_map(abfd) ((abfd)->has_armap) #define bfd_header_twiddle_required(abfd) \ ((((abfd)->xvec->header_byteorder_big_p) \ @@ -614,256 +328,1163 @@ extern CONST short _bfd_host_big_endian; #define bfd_get_architecture(abfd) ((abfd)->obj_arch) #define bfd_get_machine(abfd) ((abfd)->obj_machine) -/* Finally! The BFD struct itself. This contains the major data about - the file, and contains pointers to the rest of the data. +#define bfd_get_symbol_leading_char(abfd) ((abfd)->xvec->symbol_leading_char) - To avoid dragging too many header files into every file that - includes bfd.h, IOSTREAM has been declared as a "char *", and MTIME - as a "long". Their correct types, to which they are cast when used, - are "FILE *" and "time_t". */ +#define BYTE_SIZE 1 +#define SHORT_SIZE 2 +#define LONG_SIZE 4 -struct _bfd +/* And more from the source. */ +void +bfd_init PARAMS ((void)); + +bfd * +bfd_openr PARAMS ((CONST char *filename, CONST char*target)); + +bfd * +bfd_fdopenr PARAMS ((CONST char *filename, CONST char *target, int fd)); + +bfd * +bfd_openw PARAMS ((CONST char *filename, CONST char *target)); + +boolean +bfd_close PARAMS ((bfd *)); + +boolean +bfd_close_all_done PARAMS ((bfd *)); + +bfd_size_type +bfd_alloc_size PARAMS ((bfd *abfd)); + +bfd * +bfd_create PARAMS ((CONST char *filename, bfd *template)); + +#define bfd_put_8(abfd, val, ptr) \ + (*((char *)ptr) = (char)val) +#define bfd_get_8(abfd, ptr) \ + (*((char *)ptr)) +#define bfd_put_16(abfd, val, ptr) \ + BFD_SEND(abfd, bfd_putx16, (val,ptr)) +#define bfd_get_16(abfd, ptr) \ + BFD_SEND(abfd, bfd_getx16, (ptr)) +#define bfd_put_32(abfd, val, ptr) \ + BFD_SEND(abfd, bfd_putx32, (val,ptr)) +#define bfd_get_32(abfd, ptr) \ + BFD_SEND(abfd, bfd_getx32, (ptr)) +#define bfd_put_64(abfd, val, ptr) \ + BFD_SEND(abfd, bfd_putx64, (val, ptr)) +#define bfd_get_64(abfd, ptr) \ + BFD_SEND(abfd, bfd_getx64, (ptr)) +#define bfd_h_put_8(abfd, val, ptr) \ + (*((char *)ptr) = (char)val) +#define bfd_h_get_8(abfd, ptr) \ + (*((char *)ptr)) +#define bfd_h_put_16(abfd, val, ptr) \ + BFD_SEND(abfd, bfd_h_putx16,(val,ptr)) +#define bfd_h_get_16(abfd, ptr) \ + BFD_SEND(abfd, bfd_h_getx16,(ptr)) +#define bfd_h_put_32(abfd, val, ptr) \ + BFD_SEND(abfd, bfd_h_putx32,(val,ptr)) +#define bfd_h_get_32(abfd, ptr) \ + BFD_SEND(abfd, bfd_h_getx32,(ptr)) +#define bfd_h_put_64(abfd, val, ptr) \ + BFD_SEND(abfd, bfd_h_putx64,(val, ptr)) +#define bfd_h_get_64(abfd, ptr) \ + BFD_SEND(abfd, bfd_h_getx64,(ptr)) +typedef struct sec { - CONST char *filename; /* could be null; filename user opened with */ - bfd_target *xvec; /* operation jump table */ - char *iostream; /* stdio FILE *, unless an archive element */ - - boolean cacheable; /* iostream can be closed if desired */ - boolean target_defaulted; /* Target type was default, not specific, - so we can try all the targets if needed. */ - struct _bfd *lru_prev; /* Used for file caching */ - struct _bfd *lru_next; /* Used for file caching */ - file_ptr where; /* Where the file was when closed */ - boolean opened_once; - boolean mtime_set; /* Flag indicating mtime is available */ - long mtime; /* File modified time */ - int ifd; /* for output files, channel we locked. */ - bfd_format format; - enum bfd_direction {no_direction = 0, - read_direction = 1, - write_direction = 2, - both_direction = 3} direction; - - flagword flags; /* format_specific */ - - /* Currently my_archive is tested before adding origin to anything. I - believe that this can become always an add of origin, with origin set - to 0 for non archive files. FIXME-soon. */ - file_ptr origin; /* for archive contents */ - boolean output_has_begun; /* cf bfd_set_section_size */ - asection *sections; /* Pointer to linked list of sections */ - unsigned int section_count; /* The number of sections */ - - /* Some object file stuff */ - bfd_vma start_address; /* for object files only, of course */ - unsigned int symcount; /* used for input and output */ - asymbol **outsymbols; /* symtab for output bfd */ - enum bfd_architecture obj_arch; /* Architecture of object machine, eg m68k */ - unsigned long obj_machine; /* Particular machine within arch, e.g. 68010 */ - - /* Archive stuff. strictly speaking we don't need all three bfd* vars, - but doing so would allow recursive archives! */ - PTR arelt_data; /* needed if this came from an archive */ - struct _bfd *my_archive; /* if this is an archive element */ - struct _bfd *next; /* output chain pointer */ - struct _bfd *archive_head; /* for output archive */ - boolean has_armap; /* if an arch; has it an armap? */ - - PTR tdata; /* target-specific storage */ - PTR usrdata; /* application-specific storage */ - - /* Should probably be enabled here always, so that library may be changed - to switch this on and off, while user code may remain unchanged */ -#ifdef BFD_LOCKS - struct flock *lock; - char *actual_name; /* for output files, name given to open() */ -#endif + /* The name of the section, the name isn't a copy, the pointer is + the same as that passed to bfd_make_section. */ - /* Where all the allocated stuff under this BFD goes */ - struct obstack memory; -}; - -/* The various callable routines */ -PROTO (bfd_size_type, bfd_alloc_size,(bfd *abfd)); -PROTO (char *, bfd_printable_arch_mach,(enum bfd_architecture, unsigned long)); -PROTO (char *, bfd_format_string, (bfd_format format)); - -PROTO (char**, bfd_target_list, ()); -PROTO (bfd *, bfd_openr, (CONST char *filename, CONST char *target)); -PROTO (bfd *, bfd_fdopenr,(CONST char *filename, CONST char *target, int fd)); -PROTO (bfd *, bfd_openw, (CONST char *filename, CONST char *target)); -PROTO (bfd *, bfd_create, (CONST char *filename, CONST bfd *abfd)); -PROTO (boolean, bfd_close, (bfd *abfd)); -PROTO (long, bfd_get_mtime, (bfd *abfd)); -PROTO (bfd *, bfd_openr_next_archived_file, (bfd *obfd, bfd *last_file)); -PROTO (boolean, bfd_set_archive_head, (bfd *output_archive, bfd *new_head)); -PROTO (boolean, bfd_check_format, (bfd *abfd, bfd_format format)); -PROTO (boolean, bfd_set_format, (bfd *abfd, bfd_format format)); -PROTO (char *, bfd_core_file_failing_command, (bfd *abfd)); -PROTO (int, bfd_core_file_failing_signal, (bfd *abfd)); -PROTO (boolean, core_file_matches_executable_p, (bfd *core_bfd, bfd *exec_bfd)); -PROTO (sec_ptr, bfd_get_section_by_name, (bfd *abfd, CONST char *name)); -PROTO (void, bfd_map_over_sections, (bfd *abfd, void (*operation)(), - PTR user_storage)); -PROTO (sec_ptr, bfd_make_section, (bfd *abfd, CONST char *CONST name)); -PROTO (boolean, bfd_set_section_flags, (bfd *abfd, sec_ptr section, - flagword flags)); -PROTO (boolean, bfd_set_file_flags, (bfd *abfd, flagword flags)); -PROTO (boolean, bfd_arch_compatible, (bfd *abfd, bfd *bbfd, - enum bfd_architecture *res_arch, - unsigned long *res_machine)); - -PROTO (boolean, bfd_set_section_size, (bfd *abfd, sec_ptr ptr, - unsigned long val)); -PROTO (boolean, bfd_get_section_contents, (bfd *abfd, sec_ptr section, - PTR location, file_ptr offset, - bfd_size_type count)); -PROTO (boolean, bfd_set_section_contents, (bfd *abfd, sec_ptr section, - PTR location, file_ptr offset, - bfd_size_type count)); - -PROTO (unsigned long, bfd_get_next_mapent, (bfd *abfd, symindex prev, - carsym **entry)); -PROTO (bfd *, bfd_get_elt_at_index, (bfd *abfd, int index)); -PROTO (boolean, bfd_set_symtab, (bfd *abfd, asymbol **location, - unsigned int symcount)); -PROTO (unsigned int, get_reloc_upper_bound, (bfd *abfd, sec_ptr asect)); -PROTO (unsigned int, bfd_canonicalize_reloc, (bfd *abfd, sec_ptr asect, - arelent **location, - asymbol **canon)); -PROTO (void, bfd_set_reloc, (bfd *abfd, sec_ptr asect, arelent **location, - unsigned int count)); -PROTO (boolean, bfd_set_start_address, (bfd *,bfd_vma)); - -PROTO (void, bfd_print_symbol_vandf, (PTR, asymbol *)); -PROTO (bfd_reloc_status_enum_type, bfd_perform_relocation, - (bfd *, arelent*, PTR, asection *, bfd*)); - -PROTO (bfd_vma, bfd_log2, (bfd_vma)); -#define bfd_symbol_same_target(abfd, symbol) \ -( ( ((symbol)->the_bfd->xvec) == (abfd)->xvec) ? true:false) - -PROTO(boolean, bfd_scan_arch_mach,(CONST char *, enum bfd_architecture *, - unsigned long *)); - -/* For speed and simplicity, we turn calls to these interface routines - directly into jumps through the transfer vector. */ - -#define bfd_set_arch_mach(abfd, arch, mach) \ - BFD_SEND (abfd, _bfd_set_arch_mach, (abfd, arch, mach)) + CONST char *name; -#define bfd_sizeof_headers(abfd, reloc) \ - BFD_SEND (abfd, _bfd_sizeof_headers, (abfd, reloc)) + /* Which section is it 0.nth */ + + int index; + + /* The next section in the list belonging to the BFD, or NULL. */ + + struct sec *next; + + /* The field flags contains attributes of the section. Some of + flags are read in from the object file, and some are + synthesized from other information. */ + + flagword flags; + +#define SEC_NO_FLAGS 0x000 + + /* Tells the OS to allocate space for this section when loaded. + This would clear for a section containing debug information + only. */ + + +#define SEC_ALLOC 0x001 + /* Tells the OS to load the section from the file when loading. + This would be clear for a .bss section */ + +#define SEC_LOAD 0x002 + /* The section contains data still to be relocated, so there will + be some relocation information too. */ + +#define SEC_RELOC 0x004 + + /* Obsolete ? */ + +#define SEC_BALIGN 0x008 + + /* A signal to the OS that the section contains read only + data. */ +#define SEC_READONLY 0x010 + + /* The section contains code only. */ + +#define SEC_CODE 0x020 + + /* The section contains data only. */ + +#define SEC_DATA 0x040 + + /* The section will reside in ROM. */ + +#define SEC_ROM 0x080 + + /* The section contains constructor information. This section + type is used by the linker to create lists of constructors and + destructors used by <>. When a back end sees a symbol + which should be used in a constructor list, it creates a new + section for the type of name (eg <<__CTOR_LIST__>>), attaches + the symbol to it and builds a relocation. To build the lists + of constructors, all the linker has to to is catenate all the + sections called <<__CTOR_LIST__>> and relocte the data + contained within - exactly the operations it would peform on + standard data. */ + +#define SEC_CONSTRUCTOR 0x100 + + /* The section is a constuctor, and should be placed at the + end of the . */ + +#define SEC_CONSTRUCTOR_TEXT 0x1100 + +#define SEC_CONSTRUCTOR_DATA 0x2100 + +#define SEC_CONSTRUCTOR_BSS 0x3100 + + /* The section has contents - a data section could be + <> | <>, a debug section could be + <> */ + +#define SEC_HAS_CONTENTS 0x200 + + /* An instruction to the linker not to output sections + containing this flag even if they have information which + would normally be written. */ + +#define SEC_NEVER_LOAD 0x400 + + /* The section is a shared library section. The linker must leave + these completely alone, as the vma and size are used when + the executable is loaded. */ + +#define SEC_SHARED_LIBRARY 0x800 + + /* The section is a common section (symbols may be defined + multiple times, the value of a symbol is the amount of + space it requires, and the largest symbol value is the one + used). Most targets have exactly one of these (.bss), but + ECOFF has two. */ + +#define SEC_IS_COMMON 0x8000 + + bfd_vma vma; + boolean user_set_vma; + + /* The size of the section in bytes, as it will be output. + contains a value even if the section has no contents (eg, the + size of <<.bss>>). This will be filled in after relocation */ + + bfd_size_type _cooked_size; + + /* The size on disk of the section in bytes originally. Normally this + value is the same as the size, but if some relaxing has + been done, then this value will be bigger. */ + + bfd_size_type _raw_size; + + /* If this section is going to be output, then this value is the + offset into the output section of the first byte in the input + section. Eg, if this was going to start at the 100th byte in + the output section, this value would be 100. */ + + bfd_vma output_offset; + + /* The output section through which to map on output. */ + + struct sec *output_section; + + /* The alignment requirement of the section, as an exponent - eg + 3 aligns to 2^3 (or 8) */ + + unsigned int alignment_power; + + /* If an input section, a pointer to a vector of relocation + records for the data in this section. */ + + struct reloc_cache_entry *relocation; + + /* If an output section, a pointer to a vector of pointers to + relocation records for the data in this section. */ + + struct reloc_cache_entry **orelocation; + + /* The number of relocation records in one of the above */ + + unsigned reloc_count; + + /* Information below is back end specific - and not always used + or updated + + File position of section data */ + + file_ptr filepos; + + /* File position of relocation info */ + + file_ptr rel_filepos; + + /* File position of line data */ + + file_ptr line_filepos; + + /* Pointer to data for applications */ + + PTR userdata; + + struct lang_output_section *otheruserdata; + + /* Attached line number information */ + + alent *lineno; + + /* Number of line number records */ + + unsigned int lineno_count; + + /* When a section is being output, this value changes as more + linenumbers are written out */ + + file_ptr moving_line_filepos; + + /* what the section number is in the target world */ + + int target_index; + + PTR used_by_bfd; + + /* If this is a constructor section then here is a list of the + relocations created to relocate items within it. */ + + struct relent_chain *constructor_chain; + + /* The BFD which owns the section. */ + + bfd *owner; + boolean reloc_done; + /* A symbol which points at this section only */ + struct symbol_cache_entry *symbol; + struct symbol_cache_entry **symbol_ptr_ptr; + struct bfd_seclet *seclets_head; + struct bfd_seclet *seclets_tail; +} asection ; + + +#define BFD_ABS_SECTION_NAME "*ABS*" +#define BFD_UND_SECTION_NAME "*UND*" +#define BFD_COM_SECTION_NAME "*COM*" +#define BFD_IND_SECTION_NAME "*IND*" + + /* the absolute section */ + extern asection bfd_abs_section; + /* Pointer to the undefined section */ + extern asection bfd_und_section; + /* Pointer to the common section */ + extern asection bfd_com_section; + /* Pointer to the indirect section */ + extern asection bfd_ind_section; + + extern struct symbol_cache_entry *bfd_abs_symbol; + extern struct symbol_cache_entry *bfd_com_symbol; + extern struct symbol_cache_entry *bfd_und_symbol; + extern struct symbol_cache_entry *bfd_ind_symbol; +#define bfd_get_section_size_before_reloc(section) \ + (section->reloc_done ? (abort(),1): (section)->_raw_size) +#define bfd_get_section_size_after_reloc(section) \ + ((section->reloc_done) ? (section)->_cooked_size: (abort(),1)) +asection * +bfd_get_section_by_name PARAMS ((bfd *abfd, CONST char *name)); + +asection * +bfd_make_section_old_way PARAMS ((bfd *, CONST char *name)); + +asection * +bfd_make_section PARAMS ((bfd *, CONST char *name)); + +boolean +bfd_set_section_flags PARAMS ((bfd *, asection *, flagword)); + +void +bfd_map_over_sections PARAMS ((bfd *abfd, + void (*func)(bfd *abfd, + asection *sect, + PTR obj), + PTR obj)); + +boolean +bfd_set_section_size PARAMS ((bfd *, asection *, bfd_size_type val)); + +boolean +bfd_set_section_contents + PARAMS ((bfd *abfd, + asection *section, + PTR data, + file_ptr offset, + bfd_size_type count)); + +boolean +bfd_get_section_contents + PARAMS ((bfd *abfd, asection *section, PTR location, + file_ptr offset, bfd_size_type count)); + +enum bfd_architecture +{ + bfd_arch_unknown, /* File arch not known */ + bfd_arch_obscure, /* Arch known, not one of these */ + bfd_arch_m68k, /* Motorola 68xxx */ + bfd_arch_vax, /* DEC Vax */ + bfd_arch_i960, /* Intel 960 */ + /* The order of the following is important. + lower number indicates a machine type that + only accepts a subset of the instructions + available to machines with higher numbers. + The exception is the "ca", which is + incompatible with all other machines except + "core". */ + +#define bfd_mach_i960_core 1 +#define bfd_mach_i960_ka_sa 2 +#define bfd_mach_i960_kb_sb 3 +#define bfd_mach_i960_mc 4 +#define bfd_mach_i960_xa 5 +#define bfd_mach_i960_ca 6 + + bfd_arch_a29k, /* AMD 29000 */ + bfd_arch_sparc, /* SPARC */ + bfd_arch_mips, /* MIPS Rxxxx */ + bfd_arch_i386, /* Intel 386 */ + bfd_arch_we32k, /* AT&T WE32xxx */ + bfd_arch_tahoe, /* CCI/Harris Tahoe */ + bfd_arch_i860, /* Intel 860 */ + bfd_arch_romp, /* IBM ROMP PC/RT */ + bfd_arch_alliant, /* Alliant */ + bfd_arch_convex, /* Convex */ + bfd_arch_m88k, /* Motorola 88xxx */ + bfd_arch_pyramid, /* Pyramid Technology */ + bfd_arch_h8300, /* Hitachi H8/300 */ + bfd_arch_rs6000, /* IBM RS/6000 */ + bfd_arch_hppa, /* HP PA RISC */ + bfd_arch_z8k, /* Zilog Z8000 */ +#define bfd_mach_z8001 1 +#define bfd_mach_z8002 2 + bfd_arch_h8500, /* Hitachi H8/500 */ + bfd_arch_last + }; + +typedef struct bfd_arch_info +{ + int bits_per_word; + int bits_per_address; + int bits_per_byte; + enum bfd_architecture arch; + long mach; + char *arch_name; + CONST char *printable_name; + unsigned int section_align_power; + /* true if this is the default machine for the architecture */ + boolean the_default; + CONST struct bfd_arch_info * (*compatible) + PARAMS ((CONST struct bfd_arch_info *a, + CONST struct bfd_arch_info *b)); + + boolean (*scan) PARAMS ((CONST struct bfd_arch_info *, CONST char *)); + /* How to disassemble an instruction, producing a printable + representation on a specified stdio stream. This isn't + defined for most processors at present, because of the size + of the additional tables it would drag in, and because gdb + wants to use a different interface. */ + unsigned int (*disassemble) PARAMS ((bfd_vma addr, CONST char *data, + PTR stream)); + + struct bfd_arch_info *next; +} bfd_arch_info_type; +CONST char * +bfd_printable_name PARAMS ((bfd *abfd)); + +bfd_arch_info_type * +bfd_scan_arch PARAMS ((CONST char *)); + +CONST bfd_arch_info_type * +bfd_arch_get_compatible PARAMS (( + CONST bfd *abfd, + CONST bfd *bbfd)); + +void +bfd_set_arch_info PARAMS ((bfd *, bfd_arch_info_type *)); + +enum bfd_architecture +bfd_get_arch PARAMS ((bfd *abfd)); + +unsigned long +bfd_get_mach PARAMS ((bfd *abfd)); + +unsigned int +bfd_arch_bits_per_byte PARAMS ((bfd *abfd)); + +unsigned int +bfd_arch_bits_per_address PARAMS ((bfd *abfd)); + +bfd_arch_info_type * +bfd_get_arch_info PARAMS ((bfd *)); + +bfd_arch_info_type * +bfd_lookup_arch + PARAMS ((enum bfd_architecture + arch, + long machine)); + +CONST char * +bfd_printable_arch_mach + PARAMS ((enum bfd_architecture arch, unsigned long machine)); + +typedef enum bfd_reloc_status +{ + /* No errors detected */ + bfd_reloc_ok, + + /* The relocation was performed, but there was an overflow. */ + bfd_reloc_overflow, + + /* The address to relocate was not within the section supplied*/ + bfd_reloc_outofrange, + + /* Used by special functions */ + bfd_reloc_continue, + + /* Unused */ + bfd_reloc_notsupported, + + /* Unsupported relocation size requested. */ + bfd_reloc_other, + + /* The symbol to relocate against was undefined.*/ + bfd_reloc_undefined, + + /* The relocation was performed, but may not be ok - presently + generated only when linking i960 coff files with i960 b.out + symbols. */ + bfd_reloc_dangerous + } + bfd_reloc_status_type; + + +typedef struct reloc_cache_entry +{ + /* A pointer into the canonical table of pointers */ + struct symbol_cache_entry **sym_ptr_ptr; + + /* offset in section */ + rawdata_offset address; + + /* addend for relocation value */ + bfd_vma addend; + + /* Pointer to how to perform the required relocation */ + CONST struct reloc_howto_struct *howto; + +} arelent; + +typedef CONST struct reloc_howto_struct +{ + /* The type field has mainly a documetary use - the back end can + to what it wants with it, though the normally the back end's + external idea of what a reloc number would be would be stored + in this field. For example, the a PC relative word relocation + in a coff environment would have the type 023 - because that's + what the outside world calls a R_PCRWORD reloc. */ + unsigned int type; + + /* The value the final relocation is shifted right by. This drops + unwanted data from the relocation. */ + unsigned int rightshift; + + /* The size of the item to be relocated - 0, is one byte, 1 is 2 + bytes, 2 is four bytes. A negative value indicates that the + result is to be subtracted from the data. */ + int size; + + /* Now obsolete? But m68k-coff still uses it... */ + unsigned int bitsize; + + /* Notes that the relocation is relative to the location in the + data section of the addend. The relocation function will + subtract from the relocation value the address of the location + being relocated. */ + boolean pc_relative; + + unsigned int bitpos; + + /* Now obsolete */ + boolean absolute; + + /* Causes the relocation routine to return an error if overflow + is detected when relocating. */ + boolean complain_on_overflow; + + /* If this field is non null, then the supplied function is + called rather than the normal function. This allows really + strange relocation methods to be accomodated (e.g., i960 callj + instructions). */ + bfd_reloc_status_type (*special_function) + PARAMS ((bfd *abfd, + arelent *reloc_entry, + struct symbol_cache_entry *symbol, + PTR data, + asection *input_section, + bfd *output_bfd)); + + /* The textual name of the relocation type. */ + char *name; + + /* When performing a partial link, some formats must modify the + relocations rather than the data - this flag signals this.*/ + boolean partial_inplace; + + /* The src_mask is used to select what parts of the read in data + are to be used in the relocation sum. E.g., if this was an 8 bit + bit of data which we read and relocated, this would be + 0x000000ff. When we have relocs which have an addend, such as + sun4 extended relocs, the value in the offset part of a + relocating field is garbage so we never use it. In this case + the mask would be 0x00000000. */ + bfd_word src_mask; + + /* The dst_mask is what parts of the instruction are replaced + into the instruction. In most cases src_mask == dst_mask, + except in the above special case, where dst_mask would be + 0x000000ff, and src_mask would be 0x00000000. */ + bfd_word dst_mask; + + /* When some formats create PC relative instructions, they leave + the value of the pc of the place being relocated in the offset + slot of the instruction, so that a PC relative relocation can + be made just by adding in an ordinary offset (e.g., sun3 a.out). + Some formats leave the displacement part of an instruction + empty (e.g., m88k bcs), this flag signals the fact.*/ + boolean pcrel_offset; + +} reloc_howto_type; +#define HOWTO(C, R,S,B, P, BI, ABS, O, SF, NAME, INPLACE, MASKSRC, MASKDST, PC) \ + {(unsigned)C,R,S,B, P, BI, ABS,O,SF,NAME,INPLACE,MASKSRC,MASKDST,PC} +#define NEWHOWTO( FUNCTION, NAME,SIZE,REL,IN) HOWTO(0,0,SIZE,0,REL,0,false,false,FUNCTION, NAME,false,0,0,IN) + +#define HOWTO_PREPARE(relocation, symbol) \ + { \ + if (symbol != (asymbol *)NULL) { \ + if (bfd_is_com_section (symbol->section)) { \ + relocation = 0; \ + } \ + else { \ + relocation = symbol->value; \ + } \ + } \ +} +typedef unsigned char bfd_byte; + +typedef struct relent_chain { + arelent relent; + struct relent_chain *next; +} arelent_chain; +bfd_reloc_status_type + +bfd_perform_relocation + PARAMS ((bfd * abfd, + arelent *reloc_entry, + PTR data, + asection *input_section, + bfd *output_bfd)); + +typedef enum bfd_reloc_code_real + +{ + /* 16 bits wide, simple reloc */ + BFD_RELOC_16, + + /* 8 bits wide, but used to form an address like 0xffnn */ + BFD_RELOC_8_FFnn, + + /* 8 bits wide, simple */ + BFD_RELOC_8, + + /* 8 bits wide, pc relative */ + BFD_RELOC_8_PCREL, + + /* The type of reloc used to build a contructor table - at the + moment probably a 32 bit wide abs address, but the cpu can + choose. */ + + BFD_RELOC_CTOR, + + /* 32 bits wide, simple reloc */ + BFD_RELOC_32, + /* 32 bits, PC-relative */ + BFD_RELOC_32_PCREL, + + /* High 22 bits of 32-bit value; simple reloc. */ + BFD_RELOC_HI22, + /* Low 10 bits. */ + BFD_RELOC_LO10, + + /* Reloc types used for i960/b.out. */ + BFD_RELOC_24_PCREL, + BFD_RELOC_I960_CALLJ, + + BFD_RELOC_16_PCREL, + /* 32-bit pc-relative, shifted right 2 bits (i.e., 30-bit + word displacement, e.g. for SPARC) */ + BFD_RELOC_32_PCREL_S2, + + /* now for the sparc/elf codes */ + BFD_RELOC_NONE, /* actually used */ + BFD_RELOC_SPARC_WDISP22, + BFD_RELOC_SPARC22, + BFD_RELOC_SPARC13, + BFD_RELOC_SPARC_BASE13, + BFD_RELOC_SPARC_GOT10, + BFD_RELOC_SPARC_GOT13, + BFD_RELOC_SPARC_GOT22, + BFD_RELOC_SPARC_PC10, + BFD_RELOC_SPARC_PC22, + BFD_RELOC_SPARC_WPLT30, + BFD_RELOC_SPARC_COPY, + BFD_RELOC_SPARC_GLOB_DAT, + BFD_RELOC_SPARC_JMP_SLOT, + BFD_RELOC_SPARC_RELATIVE, + BFD_RELOC_SPARC_UA32, + + /* this one is a.out specific? */ + BFD_RELOC_SPARC_BASE22, + + /* Bits 27..2 of the relocation address shifted right 2 bits; + simple reloc otherwise. */ + BFD_RELOC_MIPS_JMP, + + /* signed 16-bit pc-relative, shifted right 2 bits (e.g. for MIPS) */ + BFD_RELOC_16_PCREL_S2, + + /* High 16 bits of 32-bit value; simple reloc. */ + BFD_RELOC_HI16, + /* High 16 bits of 32-bit value but the low 16 bits will be sign + extended and added to form the final result. If the low 16 + bits form a negative number, we need to add one to the high value + to compensate for the borrow when the low bits are added. */ + BFD_RELOC_HI16_S, + /* Low 16 bits. */ + BFD_RELOC_LO16, + + /* this must be the highest numeric value */ + BFD_RELOC_UNUSED + } bfd_reloc_code_real_type; +CONST struct reloc_howto_struct * + +bfd_reloc_type_lookup PARAMS ((bfd *abfd, bfd_reloc_code_real_type code)); + +typedef struct symbol_cache_entry +{ + /* A pointer to the BFD which owns the symbol. This information + is necessary so that a back end can work out what additional + information (invisible to the application writer) is carried + with the symbol. + + This field is *almost* redundant, since you can use section->owner + instead, except that some symbols point to the global sections + bfd_{abs,com,und}_section. This could be fixed by making + these globals be per-bfd (or per-target-flavor). FIXME. */ + + struct _bfd *the_bfd; /* Use bfd_asymbol_bfd(sym) to access this field. */ + + /* The text of the symbol. The name is left alone, and not copied - the + application may not alter it. */ + CONST char *name; + + /* The value of the symbol.*/ + symvalue value; + + /* Attributes of a symbol: */ + +#define BSF_NO_FLAGS 0x00 + + /* The symbol has local scope; <> in <>. The value + is the offset into the section of the data. */ +#define BSF_LOCAL 0x01 + + /* The symbol has global scope; initialized data in <>. The + value is the offset into the section of the data. */ +#define BSF_GLOBAL 0x02 + + /* Obsolete; should be deleted? */ +#define BSF_IMPORT 0x04 + + /* The symbol has global scope, and is exported. The value is + the offset into the section of the data. */ +#define BSF_EXPORT 0x08 + + /* The symbol is undefined. <> in <>. The value has + no meaning. Obsolete; should be deleted? */ +#define BSF_UNDEFINED_OBS 0x10 + + /* The symbol is common, initialized to zero; default in + <>. The value is the size of the object in bytes. */ +#define BSF_FORT_COMM_OBS 0x20 + + /* A normal C symbol would be one of: + <>, <>, <> or + <> */ + + /* The symbol is a debugging record. The value has an arbitary + meaning. */ +#define BSF_DEBUGGING 0x40 + + /* Used by the linker. */ +#define BSF_KEEP 0x10000 +#define BSF_KEEP_G 0x80000 + + /* Unused; should be deleted? */ +#define BSF_WEAK 0x100000 +#define BSF_CTOR 0x200000 + + /* This symbol was created to point to a section, e.g. ELF's + STT_SECTION symbols. */ +#define BSF_SECTION_SYM 0x400000 + + /* The symbol used to be a common symbol, but now it is + allocated. */ +#define BSF_OLD_COMMON 0x800000 + + /* The default value for common data. */ +#define BFD_FORT_COMM_DEFAULT_VALUE 0 + + /* In some files the type of a symbol sometimes alters its + location in an output file - ie in coff a <> symbol + which is also <> symbol appears where it was + declared and not at the end of a section. This bit is set + by the target BFD part to convey this information. */ + +#define BSF_NOT_AT_END 0x40000 + + /* Signal that the symbol is the label of constructor section. */ +#define BSF_CONSTRUCTOR 0x1000000 + + /* Signal that the symbol is a warning symbol. If the symbol + is a warning symbol, then the value field (I know this is + tacky) will point to the asymbol which when referenced will + cause the warning. */ +#define BSF_WARNING 0x2000000 + + /* Signal that the symbol is indirect. The value of the symbol + is a pointer to an undefined asymbol which contains the + name to use instead. */ +#define BSF_INDIRECT 0x4000000 + + /* BSF_FILE marks symbols that contain a file name. This is used + for ELF STT_FILE symbols. */ +#define BSF_FILE 0x08000000 + + flagword flags; + + /* A pointer to the section to which this symbol is + relative. This will always be non NULL, there are special + sections for undefined and absolute symbols */ + struct sec *section; + + /* Back end special data. This is being phased out in favour + of making this a union. */ + PTR udata; + +} asymbol; #define get_symtab_upper_bound(abfd) \ BFD_SEND (abfd, _get_symtab_upper_bound, (abfd)) - #define bfd_canonicalize_symtab(abfd, location) \ - BFD_SEND (abfd, _bfd_canonicalize_symtab, (abfd, location)) + BFD_SEND (abfd, _bfd_canonicalize_symtab,\ + (abfd, location)) +boolean +bfd_set_symtab PARAMS ((bfd *, asymbol **, unsigned int )); +void +bfd_print_symbol_vandf PARAMS ((PTR file, asymbol *symbol)); #define bfd_make_empty_symbol(abfd) \ BFD_SEND (abfd, _bfd_make_empty_symbol, (abfd)) +#define bfd_make_debug_symbol(abfd,ptr,size) \ + BFD_SEND (abfd, _bfd_make_debug_symbol, (abfd, ptr, size)) +int +bfd_decode_symclass PARAMS ((asymbol *symbol)); -#define bfd_print_symbol(abfd, file, symbol, how) \ - BFD_SEND (abfd, _bfd_print_symbol, (abfd, file, symbol, how)) +struct _bfd +{ + /* The filename the application opened the BFD with. */ + CONST char *filename; -#define bfd_get_lineno(abfd, symbol) \ - BFD_SEND (abfd, _get_lineno, (abfd, symbol)) + /* A pointer to the target jump table. */ + struct bfd_target *xvec; -#define bfd_stat_arch_elt(abfd, buf) \ - BFD_SEND (abfd, _bfd_stat_arch_elt, (abfd, buf)) + /* To avoid dragging too many header files into every file that + includes `<>', IOSTREAM has been declared as a "char + *", and MTIME as a "long". Their correct types, to which they + are cast when used, are "FILE *" and "time_t". The iostream + is the result of an fopen on the filename. */ + char *iostream; -#define bfd_find_nearest_line(abfd, section, symbols, offset, filename_ptr, func, line_ptr) \ - BFD_SEND (abfd, _bfd_find_nearest_line, \ - (abfd, section,symbols, offset, filename_ptr, func, line_ptr)) - -/* Some byte-swapping i/o operations */ -#define LONGLONG_SIZE 8 -#define LONG_SIZE 4 -#define SHORT_SIZE 2 -#define BYTE_SIZE 1 + /* Is the file being cached */ + + boolean cacheable; + + /* Marks whether there was a default target specified when the + BFD was opened. This is used to select what matching algorithm + to use to chose the back end. */ + + boolean target_defaulted; + + /* The caching routines use these to maintain a + least-recently-used list of BFDs */ + + struct _bfd *lru_prev, *lru_next; + + /* When a file is closed by the caching routines, BFD retains + state information on the file here: + */ + + file_ptr where; + + /* and here:*/ + + boolean opened_once; + + /* Set if we have a locally maintained mtime value, rather than + getting it from the file each time: */ -#define bfd_put_8(abfd, val, ptr) (*((char *)ptr) = (char)val) -#define bfd_get_8(abfd, ptr) (*((char *)ptr)) + boolean mtime_set; -#define bfd_put_32(abfd, val, ptr) BFD_SEND(abfd, bfd_putx32, (val,ptr)) -#define bfd_get_32(abfd, ptr) BFD_SEND(abfd, bfd_getx32, (ptr)) + /* File modified time, if mtime_set is true: */ -#define bfd_put_64(abfd, val, ptr) BFD_SEND(abfd, bfd_putx64, (val,ptr)) -#define bfd_get_64(abfd, ptr) BFD_SEND(abfd, bfd_getx64, (ptr)) + long mtime; -#define bfd_put_16(abfd, val, ptr) BFD_SEND(abfd, bfd_putx16, (val,ptr)) -#define bfd_get_16(abfd, ptr) BFD_SEND(abfd, bfd_getx16, (ptr)) + /* Reserved for an unimplemented file locking extension.*/ -#define bfd_h_put_8(abfd, val, ptr) bfd_put_8 (abfd, val, ptr) -#define bfd_h_get_8(abfd, ptr) bfd_get_8 (abfd, ptr) + int ifd; -#define bfd_h_put_32(abfd, val, ptr) BFD_SEND(abfd, bfd_h_putx32, \ - (val, (bfd_byte *) ptr)) -#define bfd_h_get_32(abfd, ptr) BFD_SEND(abfd, bfd_h_getx32, \ - ((bfd_byte *) ptr)) + /* The format which belongs to the BFD.*/ -#define bfd_h_put_64(abfd, val, ptr) BFD_SEND(abfd, bfd_h_putx64, \ - (val, (bfd_byte *) ptr)) -#define bfd_h_get_64(abfd, ptr) BFD_SEND(abfd, bfd_h_getx64, \ - ((bfd_byte *) ptr)) + bfd_format format; -#define bfd_h_put_16(abfd, val, ptr) BFD_SEND(abfd, bfd_h_putx16, (val, (bfd_byte *) ptr)) -#define bfd_h_get_16(abfd, ptr) BFD_SEND(abfd, bfd_h_getx16, ((bfd_byte *) ptr)) + /* The direction the BFD was opened with*/ + enum bfd_direction {no_direction = 0, + read_direction = 1, + write_direction = 2, + both_direction = 3} direction; -/* General purpose one fits all. The do { } while (0) makes a single - statement out of it, for use in things like nested if-statements. - - The idea is to create your external ref as a byte array of the - right size eg: - char foo[4]; - then you may do things like: - bfd_h_put_x(abfd, 1, &foo); + /* Format_specific flags*/ -*/ + flagword flags; -#define bfd_h_put_x(abfd, val, ptr) \ - do { \ - if (sizeof((ptr)) == 8) \ - bfd_h_put_64 (abfd, val, (ptr));\ - if (sizeof((ptr)) == 4) \ - bfd_h_put_32 (abfd, val, (ptr));\ - else if (sizeof((ptr)) == 2) \ - bfd_h_put_16 (abfd, val, (ptr));\ - else if (sizeof((ptr)) == 1) \ - bfd_h_put_8 (abfd, val, (ptr));\ - else abort(); } while (0) + /* Currently my_archive is tested before adding origin to + anything. I believe that this can become always an add of + origin, with origin set to 0 for non archive files. */ + file_ptr origin; -#ifdef GNU960 + /* Remember when output has begun, to stop strange things + happening. */ + boolean output_has_begun; -#define BFD_COFF_FORMAT bfd_target_coff_flavour_enum -#define BFD_BOUT_FORMAT bfd_target_aout_flavour_enum + /* Pointer to linked list of sections*/ + struct sec *sections; -/* - * Return nonzero iff specified bfd is for big-endian target - */ -#define BFD_BIG_ENDIAN_FILE_P(abfd) \ - ((abfd)->xvec->header_byteorder_big_p == true) + /* The number of sections */ + unsigned int section_count; -/* - * Return nonzero iff specified bfd is for coff target - */ -#define BFD_COFF_FILE_P(abfd) ((abfd)->xvec->flavour == BFD_COFF_FORMAT) + /* Stuff only useful for object files: + The start address. */ + bfd_vma start_address; -/* - * The names of the only targets the GNU/960 release cares about - */ -#define BFD_BIG_COFF_TARG "coff-Intel-big" -#define BFD_LITTLE_COFF_TARG "coff-Intel-little" -#define BFD_BIG_BOUT_TARG "b.out.big" -#define BFD_LITTLE_BOUT_TARG "b.out.little" + /* Used for input and output*/ + unsigned int symcount; -extern PROTO (char *, bfd_make_targ_name,( enum target_flavour_enum format, int bigendian)); + /* Symbol table for output BFD*/ + struct symbol_cache_entry **outsymbols; -#endif /* GNU960 */ + /* Pointer to structure which contains architecture information*/ + struct bfd_arch_info *arch_info; -#endif /* __BFD_H_SEEN__ */ + /* Stuff only useful for archives:*/ + PTR arelt_data; + struct _bfd *my_archive; + struct _bfd *next; + struct _bfd *archive_head; + boolean has_armap; + + /* Used by the back end to hold private data. */ + + union + { + struct aout_data_struct *aout_data; + struct artdata *aout_ar_data; + struct _oasys_data *oasys_obj_data; + struct _oasys_ar_data *oasys_ar_data; + struct coff_tdata *coff_obj_data; + struct ecoff_tdata *ecoff_obj_data; + struct ieee_data_struct *ieee_data; + struct ieee_ar_data_struct *ieee_ar_data; + struct srec_data_struct *srec_data; + struct tekhex_data_struct *tekhex_data; + struct elf_obj_tdata *elf_obj_data; + struct bout_data_struct *bout_data; + struct sun_core_struct *sun_core_data; + struct trad_core_struct *trad_core_data; + struct hppa_data_struct *hppa_data; + struct hppa_core_struct *hppa_core_data; + PTR any; + } tdata; + + /* Used by the application to hold private data*/ + PTR usrdata; + + /* Where all the allocated stuff under this BFD goes */ + struct obstack memory; + + /* Is this really needed in addition to usrdata? */ + asymbol **ld_symbols; +}; + +unsigned int +bfd_get_reloc_upper_bound PARAMS ((bfd *abfd, asection *sect)); + +unsigned int +bfd_canonicalize_reloc + PARAMS ((bfd *abfd, + asection *sec, + arelent **loc, + asymbol **syms)); + +boolean +bfd_set_file_flags PARAMS ((bfd *abfd, flagword flags)); + +void +bfd_set_reloc + PARAMS ((bfd *abfd, asection *sec, arelent **rel, unsigned int count) + + ); + +boolean +bfd_set_start_address PARAMS ((bfd *, bfd_vma)); + +long +bfd_get_mtime PARAMS ((bfd *)); + +long +bfd_get_size PARAMS ((bfd *)); + +#define bfd_sizeof_headers(abfd, reloc) \ + BFD_SEND (abfd, _bfd_sizeof_headers, (abfd, reloc)) + +#define bfd_find_nearest_line(abfd, sec, syms, off, file, func, line) \ + BFD_SEND (abfd, _bfd_find_nearest_line, (abfd, sec, syms, off, file, func, line)) + + /* Do these three do anything useful at all, for any back end? */ +#define bfd_debug_info_start(abfd) \ + BFD_SEND (abfd, _bfd_debug_info_start, (abfd)) + +#define bfd_debug_info_end(abfd) \ + BFD_SEND (abfd, _bfd_debug_info_end, (abfd)) + +#define bfd_debug_info_accumulate(abfd, section) \ + BFD_SEND (abfd, _bfd_debug_info_accumulate, (abfd, section)) + + +#define bfd_stat_arch_elt(abfd, stat) \ + BFD_SEND (abfd, _bfd_stat_arch_elt,(abfd, stat)) + +#define bfd_set_arch_mach(abfd, arch, mach)\ + BFD_SEND ( abfd, _bfd_set_arch_mach, (abfd, arch, mach)) + +#define bfd_get_relocated_section_contents(abfd, seclet, data, relocateable) \ + BFD_SEND (abfd, _bfd_get_relocated_section_contents, (abfd, seclet, data, relocateable)) + +#define bfd_relax_section(abfd, section, symbols) \ + BFD_SEND (abfd, _bfd_relax_section, (abfd, section, symbols)) + +#define bfd_seclet_link(abfd, data, relocateable) \ + BFD_SEND (abfd, _bfd_seclet_link, (abfd, data, relocateable)) +symindex +bfd_get_next_mapent PARAMS ((bfd *, symindex previous, carsym ** sym)); + +boolean +bfd_set_archive_head PARAMS ((bfd *output, bfd *new_head)); + +bfd * +bfd_get_elt_at_index PARAMS ((bfd * archive, int index)); + +bfd* +bfd_openr_next_archived_file PARAMS ((bfd *archive, bfd *previous)); + +CONST char * +bfd_core_file_failing_command PARAMS ((bfd *)); + +int +bfd_core_file_failing_signal PARAMS ((bfd *)); + +boolean +core_file_matches_executable_p + PARAMS ((bfd *core_bfd, bfd *exec_bfd)); + +#define BFD_SEND(bfd, message, arglist) \ + ((*((bfd)->xvec->message)) arglist) +#define BFD_SEND_FMT(bfd, message, arglist) \ + (((bfd)->xvec->message[(int)((bfd)->format)]) arglist) +typedef struct bfd_target +{ + char *name; + enum target_flavour { + bfd_target_unknown_flavour, + bfd_target_aout_flavour, + bfd_target_coff_flavour, + bfd_target_ecoff_flavour, + bfd_target_elf_flavour, + bfd_target_ieee_flavour, + bfd_target_oasys_flavour, + bfd_target_tekhex_flavour, + bfd_target_srec_flavour, + bfd_target_hppa_flavour} flavour; + boolean byteorder_big_p; + boolean header_byteorder_big_p; + flagword object_flags; + flagword section_flags; + char symbol_leading_char; + char ar_pad_char; + unsigned short ar_max_namelen; + unsigned int align_power_min; + bfd_vma (*bfd_getx64) PARAMS ((bfd_byte *)); + void (*bfd_putx64) PARAMS ((bfd_vma, bfd_byte *)); + bfd_vma (*bfd_getx32) PARAMS ((bfd_byte *)); + void (*bfd_putx32) PARAMS ((bfd_vma, bfd_byte *)); + bfd_vma (*bfd_getx16) PARAMS ((bfd_byte *)); + void (*bfd_putx16) PARAMS ((bfd_vma, bfd_byte *)); + bfd_vma (*bfd_h_getx64) PARAMS ((bfd_byte *)); + void (*bfd_h_putx64) PARAMS ((bfd_vma, bfd_byte *)); + bfd_vma (*bfd_h_getx32) PARAMS ((bfd_byte *)); + void (*bfd_h_putx32) PARAMS ((bfd_vma, bfd_byte *)); + bfd_vma (*bfd_h_getx16) PARAMS ((bfd_byte *)); + void (*bfd_h_putx16) PARAMS ((bfd_vma, bfd_byte *)); + struct bfd_target * (*_bfd_check_format[bfd_type_end]) PARAMS ((bfd *)); + boolean (*_bfd_set_format[bfd_type_end]) PARAMS ((bfd *)); + boolean (*_bfd_write_contents[bfd_type_end]) PARAMS ((bfd *)); + char * (*_core_file_failing_command) PARAMS ((bfd *)); + int (*_core_file_failing_signal) PARAMS ((bfd *)); + boolean (*_core_file_matches_executable_p) PARAMS ((bfd *, bfd *)); + boolean (*_bfd_slurp_armap) PARAMS ((bfd *)); + boolean (*_bfd_slurp_extended_name_table) PARAMS ((bfd *)); + void (*_bfd_truncate_arname) PARAMS ((bfd *, CONST char *, char *)); + boolean (*write_armap) PARAMS ((bfd *arch, + unsigned int elength, + struct orl *map, + unsigned int orl_count, + int stridx)); + boolean (*_close_and_cleanup) PARAMS ((bfd *)); + boolean (*_bfd_set_section_contents) PARAMS ((bfd *, sec_ptr, PTR, + file_ptr, bfd_size_type)); + boolean (*_bfd_get_section_contents) PARAMS ((bfd *, sec_ptr, PTR, + file_ptr, bfd_size_type)); + boolean (*_new_section_hook) PARAMS ((bfd *, sec_ptr)); + unsigned int (*_get_symtab_upper_bound) PARAMS ((bfd *)); + unsigned int (*_bfd_canonicalize_symtab) PARAMS ((bfd *, + struct symbol_cache_entry **)); + unsigned int (*_get_reloc_upper_bound) PARAMS ((bfd *, sec_ptr)); + unsigned int (*_bfd_canonicalize_reloc) PARAMS ((bfd *, sec_ptr, arelent **, + struct symbol_cache_entry **)); + struct symbol_cache_entry * + (*_bfd_make_empty_symbol) PARAMS ((bfd *)); + void (*_bfd_print_symbol) PARAMS ((bfd *, PTR, + struct symbol_cache_entry *, + bfd_print_symbol_type)); +#define bfd_print_symbol(b,p,s,e) BFD_SEND(b, _bfd_print_symbol, (b,p,s,e)) + alent * (*_get_lineno) PARAMS ((bfd *, struct symbol_cache_entry *)); + + boolean (*_bfd_set_arch_mach) PARAMS ((bfd *, enum bfd_architecture, + unsigned long)); + + bfd * (*openr_next_archived_file) PARAMS ((bfd *arch, bfd *prev)); + + boolean (*_bfd_find_nearest_line) PARAMS ((bfd *abfd, + struct sec *section, struct symbol_cache_entry **symbols, + bfd_vma offset, CONST char **file, CONST char **func, + unsigned int *line)); + + int (*_bfd_stat_arch_elt) PARAMS ((bfd *, struct stat *)); + + int (*_bfd_sizeof_headers) PARAMS ((bfd *, boolean)); + + void (*_bfd_debug_info_start) PARAMS ((bfd *)); + void (*_bfd_debug_info_end) PARAMS ((bfd *)); + void (*_bfd_debug_info_accumulate) PARAMS ((bfd *, struct sec *)); + + bfd_byte * (*_bfd_get_relocated_section_contents) PARAMS ((bfd *, + struct bfd_seclet *, bfd_byte *data, + boolean relocateable)); + + boolean (*_bfd_relax_section) PARAMS ((bfd *, struct sec *, + struct symbol_cache_entry **)); + + boolean (*_bfd_seclet_link) PARAMS ((bfd *, PTR data, + boolean relocateable)); + /* See documentation on reloc types. */ + CONST struct reloc_howto_struct * + (*reloc_type_lookup) PARAMS ((bfd *abfd, + bfd_reloc_code_real_type code)); + + /* Back-door to allow format-aware applications to create debug symbols + while using BFD for everything else. Currently used by the assembler + when creating COFF files. */ + asymbol * (*_bfd_make_debug_symbol) PARAMS (( + bfd *abfd, + void *ptr, + unsigned long size)); + PTR backend_data; +} bfd_target; +bfd_target * +bfd_find_target PARAMS ((CONST char *, bfd *)); + +CONST char ** +bfd_target_list PARAMS ((void)); + +boolean +bfd_check_format PARAMS ((bfd *abfd, bfd_format format)); + +boolean +bfd_set_format PARAMS ((bfd *, bfd_format)); + +CONST char * +bfd_format_string PARAMS ((bfd_format)); + +#endif