-/* A -*- C -*- header file for the bfd library
- Copyright 1990, 1991 Free Software Foundation, Inc.
+/* 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 Free Software Foundation, Inc.
Contributed by Cygnus Support.
-This file is part of BFD, the Binary File Diddler.
+This file is part of BFD, the Binary File Descriptor library.
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
/* bfd.h -- The only header file required by users of the bfd library
-This file is generated from various .c files, if you change it, your
-bits may be lost.
+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
#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 "1.15"
+#define BFD_VERSION "2.0"
/* forward declaration */
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 <sys/types.h> -fnf */
+typedef enum bfd_boolean {false, true} boolean;
+
+/* A pointer to a position in a file. */
+/* FIXME: This should be using off_t from <sys/types.h>.
+ For now, try to avoid breaking stuff by not including <sys/types.h> 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 */
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;
typedef unsigned long bfd_size;
typedef unsigned long symvalue;
typedef unsigned long bfd_size_type;
-#define printf_vma(x) printf( "%08lx", 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 */
\f
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
-
+#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
\f
/* symbols and relocation */
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_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)
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));
\f
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;
\f
\f
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_debug_info_accumulate),\
+CAT(NAME,_bfd_get_relocated_section_contents),\
+CAT(NAME,_bfd_relax_section)
+
+#define COFF_SWAP_TABLE (PTR) &bfd_coff_std_swap_table
-#define COFF_SWAP_TABLE coff_swap_aux_in, coff_swap_sym_in, coff_swap_lineno_in,
\f
/* User program access to BFD facilities */
#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) \
#define bfd_get_architecture(abfd) ((abfd)->obj_arch)
#define bfd_get_machine(abfd) ((abfd)->obj_machine)
-
+#define bfd_get_symbol_leading_char(abfd) ((abfd)->xvec->symbol_leading_char)
#define BYTE_SIZE 1
#define SHORT_SIZE 2
#define LONG_SIZE 4
+/* And more from the source. */
+void
+bfd_init PARAMS ((void));
+bfd *
+bfd_openr PARAMS ((CONST char *filename, CONST char*target));
-/*THE FOLLOWING IS EXTRACTED FROM THE SOURCE */
-
-/* Opens the file supplied (using fopen) with the target supplied, it
-returns a pointer to the created bfd.
-
-If NULL is returned then an error has occured.
-Possible errors are no_memory, invalid_target or system_call error.
-*/
-PROTO(bfd*, bfd_openr, (CONST char *filename,CONST char*target));
-/* bfd_fdopenr is to bfd_fopenr much like fdopen is to fopen. It opens a bfd on
-a file already described by the @var{fd} supplied.
-
-Possible errors are no_memory, invalid_target and system_call error.
-*/
- PROTO(bfd *, bfd_fdopenr,
- (CONST char *filename, CONST char *target, int fd));
-/* Creates a bfd, associated with file @var{filename}, using the file
-format @var{target}, and returns a pointer to it.
-
-Possible errors are system_call_error, no_memory, invalid_target.
-*/
-PROTO(bfd *, bfd_openw, (CONST char *filename, CONST char *target));
-/* This function closes a bfd. If the bfd was open for writing, then
-pending operations are completed and the file written out and closed.
-If the created file is executable, then @code{chmod} is called to mark
-it as such.
-
-All memory attatched to the bfd's obstacks is released.
-
-@code{true} is returned if all is ok, otherwise @code{false}.
-*/
-PROTO(boolean, bfd_close,(bfd *));
-/* This routine creates a new bfd in the manner of bfd_openw, but without
-opening a file. The new bfd takes the target from the target used by
-@var{template}. The format is always set to @code{bfd_object}.
-
-*/
-PROTO(bfd *, bfd_create, (CONST char *filename, bfd *template));
-/* Return the number of bytes in the obstacks connected to the supplied
-bfd.
-*/
-PROTO(bfd_size_type,bfd_alloc_size,(bfd *abfd));
-/* 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. The machine gives a number which
-distingushes different versions of the architecture, containing for
-example 2 and 3 for Intel i960 KA and i960 KB, and 68020 and 68030 for
-Motorola 68020 and 68030.
-
-*/
-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". */
+bfd *
+bfd_fdopenr PARAMS ((CONST char *filename, CONST char *target, int fd));
-#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 *
+bfd_openw PARAMS ((CONST char *filename, CONST char *target));
- bfd_arch_a29k, /* AMD 29000 */
- bfd_arch_sparc, /* 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
- };
+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));
-/* stuff
-*/
-
-/* Return a printable string representing the architecture and machine
-type. The result is only good until the next call to
-bfd_printable_arch_mach.
-*/
-PROTO(CONST char *,bfd_printable_arch_mach,
- (enum bfd_architecture arch, unsigned long machine));
-/* Scan a string and attempt to turn it into an archive and machine type combination.
-*/
-PROTO(boolean, bfd_scan_arch_mach,
- (CONST char *, enum bfd_architecture *, unsigned long *));
-/* This routine is used to determine whether two BFDs' architectures and machine types are
-compatible. It calculates the lowest common denominator between the
-two architectures and machine types implied by the bfds and sets the
-objects pointed at by @var{archp} and @var{machine} if non NULL.
-
-This routine returns @code{true} if the bfds are of compatible type,
-otherwise @code{false}.
-*/
-PROTO(boolean, bfd_arch_compatible,
- (bfd *abfd,
- bfd *bbfd,
- enum bfd_architecture *archp,
- unsigned long *machinep));
-/* Set atch mach
-*/
-#define bfd_set_arch_mach(abfd, arch, mach) \
- BFD_SEND (abfd, _bfd_set_arch_mach,\
- (abfd, arch, mach))
-
-/* These macros as used for reading and writing raw data in sections;
-each access (except for bytes) is vectored through the target format
-of the bfd and mangled accordingly. The mangling performs any
-necessary endian translations and removes alignment restrictions.
-*/
#define bfd_put_8(abfd, val, ptr) \
(*((char *)ptr) = (char)val)
#define bfd_get_8(abfd, ptr) \
BFD_SEND(abfd, bfd_putx64, (val, ptr))
#define bfd_get_64(abfd, ptr) \
BFD_SEND(abfd, bfd_getx64, (ptr))
-
-/* These macros have the same function as their @code{bfd_get_x}
-bretherin, except that they are used for removing information for the
-header records of object files. Believe it or not, some object files
-keep their header records in big endian order, and their data in little
-endan order.
-*/
#define bfd_h_put_8(abfd, val, ptr) \
(*((char *)ptr) = (char)val)
#define bfd_h_get_8(abfd, 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
+{
+ /* The name of the section, the name isn't a copy, the pointer is
+ the same as that passed to bfd_make_section. */
-/* The shape of a section struct:
+ CONST char *name;
-*/
-typedef struct sec {
- /* The name of the section, the name isn't a copy, the pointer is
- the same as that passed to bfd_make_section.
- */
- CONST char *name;
+ /* Which section is it 0.nth */
+
+ int index;
+
+ /* The next section in the list belonging to the BFD, or NULL. */
- /* 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 these
- flags are read in from the object file, and some are synthesized from
- other information.
- */
-flagword flags;
+ /* 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.
- */
+ /* 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 */
- /* 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. */
- /* The section contains data still to be relocated, so there will be some
- relocation information too.
- */
#define SEC_RELOC 0x004
- /* Obsolete ?
- */
+ /* Obsolete ? */
+
#define SEC_BALIGN 0x008
- /* A signal to the OS that the section contains read only data.
- */
+ /* A signal to the OS that the section contains read only
+ data. */
#define SEC_READONLY 0x010
- /* The section contains code only.
- */
+ /* The section contains code only. */
+
#define SEC_CODE 0x020
- /* The section contains data only.
- */
+ /* The section contains data only. */
+
#define SEC_DATA 0x040
- /* The section will reside in ROM.
- */
+ /* 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 @code{g++}. 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 @code{__CTOR_LIST__}), attatches 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 @code{__CTOR_LIST__} and
- relocte the data contained within - exactly the operations it would
- peform on standard data.
- */
+ /* The section contains constructor information. This section
+ type is used by the linker to create lists of constructors and
+ destructors used by <<g++>>. 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 has contents - a bss section could be
- @code{SEC_ALLOC} | @code{SEC_HAS_CONTENTS}, a debug section could be
- @code{SEC_HAS_CONTENTS}
- */
+ /* 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 bss section could be
+ <<SEC_ALLOC>> | <<SEC_HAS_CONTENTS>>, a debug section could be
+ <<SEC_HAS_CONTENTS>> */
+
#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.
- */
+ /* 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 base address of the section in the address space of the target.
- */
+ /* 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
+
+
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;
- /* The size of the section in bytes of the loaded section. This contains
- a value even if the section has no contents (eg, the size of @code{.bss}).
- */
- bfd_size_type 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. */
- /* 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.
- */
+ /* 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)
- */
+ /* 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.
- */
+ /* 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.
- */
+ /* 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
- */
+ /* The number of relocation records in one of the above */
+
unsigned reloc_count;
- /* Which section is it 0..nth
- */
- int index;
+ /* Information below is back end specific - and not always used
+ or updated
+
+ File position of section data */
- /* 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 position of relocation info
- */
file_ptr rel_filepos;
- /* File position of line data
- */
+ /* File position of line data */
+
file_ptr line_filepos;
- /* Pointer to data for applications
- */
+ /* Pointer to data for applications */
+
PTR userdata;
+
struct lang_output_section *otheruserdata;
- /* Attached line number information
- */
+ /* Attached line number information */
+
alent *lineno;
+
+ /* Number of line number records */
- /* Number of line number records
- */
unsigned int lineno_count;
- /* When a section is being output, this value changes as more
- linenumbers are written out
- */
+ /* 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;
+ /* 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.
- */
+ /* 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.
- */
+ /* 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 ;
-/* Runs through the provided @var{abfd} and returns the @code{asection}
-who's name matches that provided, otherwise NULL. @xref{Sections}, for more information.
-
-*/
-PROTO(asection *, bfd_get_section_by_name,
- (bfd *abfd, CONST char *name));
-/* This function creates a new empty section called @var{name} and attatches it
-to the end of the chain of sections for @var{bfd}. An attempt to
-create a section with a name which is already in use, returns the old
-section by that name instead.
-
-Possible errors are:
-@table @code
-@item invalid_operation
-If output has already started for this bfd.
-@item no_memory
-If obstack alloc fails.
-@end table
-
-*/
-PROTO(asection *, bfd_make_section, (bfd *, CONST char *name));
-/* Attempts to set the attributes of the section named in the bfd
-supplied to the value. Returns true on success, false on error.
-Possible error returns are:
-@table @code
-@item invalid operation
-The section cannot have one or more of the attributes requested. For
-example, a .bss section in @code{a.out} may not have the
-@code{SEC_HAS_CONTENTS} field set.
-@end table
-
-*/
-PROTO(boolean, bfd_set_section_flags,
- (bfd *, asection *, flagword));
-/* Calls the provided function @var{func} for each section attatched to
-the bfd @var{abfd}, passing @var{obj} as an argument. The function
-will be called as if by
-
-@example
- func(abfd, the_section, obj);
-@end example
-
-
-*/
-PROTO(void, bfd_map_over_sections,
- (bfd *abfd, void (*func)(), PTR obj));
-/* This is the prefered method for iterating over sections, an
-alternative would be to use a loop:
-
-@example
- section *p;
- for (p = abfd->sections; p != NULL; p = p->next)
- func(abfd, p, ...)
-@end example*/
-
-/* Sets @var{section} to the size @var{val}. If the operation is ok, then
-@code{true} is returned, else @code{false}.
-
-Possible error returns:
-@table @code
-@item invalid_operation
-Writing has started to the bfd, so setting the size is invalid
-@end table
-
-*/
-PROTO(boolean, bfd_set_section_size,
- (bfd *, asection *, bfd_size_type val));
-/* Sets the contents of the section @var{section} in bfd @var{abfd} to
-the data starting in memory at @var{data}. The data is written to the
-output section starting at offset @var{offset} for @var{count} bytes.
-
-Normally @code{true} is returned, else @code{false}. Possible error
-returns are:
-@table @code
-@item no_contents
-The output section does not have the @code{SEC_HAS_CONTENTS}
-attribute, so nothing can be written to it.
-@item and some more too
-@end table
-This routine is front end to the back end function @code{_bfd_set_section_contents}.
-
-*/
-PROTO(boolean, bfd_set_section_contents,
- (bfd *abfd,
- asection *section,
- PTR data,
- file_ptr offset,
- bfd_size_type count));
-/* This function reads data from @var{section} in bfd @var{abfd} into
-memory starting at @var{location}. The data is read at an offset of
-@var{offset} from the start of the input section, and is read for
-@var{count} bytes.
-
-If the contents of a constuctor with the @code{SEC_CONSTUCTOR} flag
-set are requested, then the @var{location} is filled with zeroes.
-
-If no errors occur, @code{true} is returned, else @code{false}.
-Possible errors are:
-
-@table @code
-@item unknown yet
-@end table
-
-*/
-PROTO(boolean, bfd_get_section_contents,
- (bfd *abfd, asection *section, PTR location,
- file_ptr offset, bfd_size_type count));
-/* @subsection typedef asymbol
-An @code{asymbol} has the form:
-
-*/
+
+#define BFD_ABS_SECTION_NAME "*ABS*"
+#define BFD_UND_SECTION_NAME "*UND*"
+#define BFD_COM_SECTION_NAME "*COM*"
+
+ /* 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;
+
+ extern struct symbol_cache_entry *bfd_abs_symbol;
+ extern struct symbol_cache_entry *bfd_com_symbol;
+ extern struct symbol_cache_entry *bfd_und_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_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, 3 is four bytes. A -ve 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;
+
+#if 1
+ /* Now obsolete */
+ boolean absolute;
+#endif
+
+ /* 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 (eg, 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. 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. */
+ 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 (eg sun3 a.out).
+ Some formats leave the displacement part of an instruction
+ empty (eg 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 (symbol->section == &bfd_com_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,
+
+ /* 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. */
- /* A pointer to the bfd which owns the symbol. This information is
- necessary so that a back end can work out what additional (invisible to
- the application writer) information is carried with the symbol.
- */
struct _bfd *the_bfd;
- /* The text of the symbol. The name is left alone, and not copied - the
- application may not alter it.
- */
- CONST char *name;
+ /* 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;
- /* The value of the symbol.
- */
- symvalue value;
+ /* Attributes of a symbol: */
- /* Attributes of a symbol:
- */
#define BSF_NO_FLAGS 0x00
- /* The symbol has local scope; @code{static} in @code{C}. The value is
- the offset into the section of the data.
- */
+ /* The symbol has local scope; <<static>> in <<C>>. The value
+ is the offset into the section of the data. */
#define BSF_LOCAL 0x01
- /* The symbol has global scope; initialized data in @code{C}. The value
- is the offset into the section of the data.
- */
+ /* The symbol has global scope; initialized data in <<C>>. The
+ value is the offset into the section of the data. */
#define BSF_GLOBAL 0x02
- /* Obsolete
- */
+ /* 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.
- */
+ /* 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. @code{extern} in @code{C}. The value has no meaning.
- */
-#define BSF_UNDEFINED 0x10
+ /* The symbol is undefined. <<extern>> in <<C>>. The value has
+ no meaning. Obsolete; should be deleted? */
+#define BSF_UNDEFINED_OBS 0x10
- /* The symbol is common, initialized to zero; default in @code{C}. The
- value is the size of the object in bytes.
- */
-#define BSF_FORT_COMM 0x20
+ /* The symbol is common, initialized to zero; default in
+ <<C>>. The value is the size of the object in bytes. */
+#define BSF_FORT_COMM_OBS 0x20
- /* A normal @code{C} symbol would be one of:
- @code{BSF_LOCAL}, @code{BSF_FORT_COMM}, @code{BSF_UNDEFINED} or @code{BSF_EXPORT|BSD_GLOBAL}
-
- The symbol is a debugging record. The value has an arbitary meaning.
- */
-#define BSF_DEBUGGING 0x40
+ /* A normal C symbol would be one of:
+ <<BSF_LOCAL>>, <<BSF_FORT_COMM>>, <<BSF_UNDEFINED>> or
+ <<BSF_EXPORT|BSD_GLOBAL>> */
- /* The symbol has no section attached, any value is the actual value and
- is not a relative offset to a section.
- */
-#define BSF_ABSOLUTE 0x80
+ /* The symbol is a debugging record. The value has an arbitary
+ meaning. */
+#define BSF_DEBUGGING 0x40
- /* Used by the linker
- */
+ /* Used by the linker. Should be part of app_data now. */
#define BSF_KEEP 0x10000
-#define BSF_WARNING 0x20000
#define BSF_KEEP_G 0x80000
- /* Unused
- */
+ /* Unused; should be deleted? */
#define BSF_WEAK 0x100000
#define BSF_CTOR 0x200000
-#define BSF_FAKE 0x400000
- /* The symbol used to be a common symbol, but now it is allocated.
- */
+ /* 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.
- */
+ /* 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 @code{ISFCN} symbol which is also @code{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.
- */
+ /* 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
+
+ /* 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;
- /* Aointer to the section to which this symbol is relative, or 0 if the
- symbol is absolute or undefined. Note that it is not sufficient to set
- this location to 0 to mark a symbol as absolute - the flag
- @code{BSF_ABSOLUTE} must be set also.
- */
+ /* 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;
+ /* Back end special data. This is being phased out in favour
+ of making this a union. */
+ PTR udata;
+
+ /* Application data. */
+ union { unsigned long aflags; PTR aptr; } app_data;
-/* Returns the number of bytes required in a vector of pointers to
-@code{asymbols} for all the symbols in the supplied bfd, including a
-terminal NULL pointer. If there are no symbols in the bfd, then 0 is
-returned.
-*/
+} asymbol;
#define get_symtab_upper_bound(abfd) \
BFD_SEND (abfd, _get_symtab_upper_bound, (abfd))
-
-/* Supplied a bfd and a pointer to an uninitialized vector of pointers.
-This reads in the symbols from the bfd, and fills in the table with
-pointers to the symbols, and a trailing NULL. The routine returns the
-actual number of symbol pointers not including the NULL.
-
-*/
#define 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));
-/* Provided a table of pointers to to symbols and a count, writes to the
-output bfd the symbols when closed.
+#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));
-*/
-PROTO(boolean, bfd_set_symtab, (bfd *, asymbol **, unsigned int ));
-/* Prints the value and flags of the symbol supplied to the stream file.
+struct _bfd
+{
+ /* The filename the application opened the BFD with. */
+ CONST char *filename;
-*/
-PROTO(void, bfd_print_symbol_vandf, (PTR file, asymbol *symbol));
-/* This function creates a new @code{asymbol} structure for the bfd, and
-returns a pointer to it.
+ /* A pointer to the target jump table. */
+ struct bfd_target *xvec;
-This routine is necessary, since each back end has private information
-surrounding the @code{asymbol}. Building your own @code{asymbol} and
-pointing to it will not create the private information, and will cause
-problems later on.
-*/
-#define bfd_make_empty_symbol(abfd) \
- BFD_SEND (abfd, _bfd_make_empty_symbol, (abfd))
+ /* 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". The iostream
+ is the result of an fopen on the filename. */
+ char *iostream;
-/* @section typedef bfd
+ /* Is the file being cached */
-Pointers to bfd structs are the cornerstone of any application using
-libbfd. References though the bfd and to data in the bfd give the
-entire bfd functionality.
+ boolean cacheable;
-Finally! The BFD struct itself. This contains the major data about
-the file, and contains pointers to the rest of the data.
+ /* 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. */
-*/
-struct _bfd
-{
+ boolean target_defaulted;
- /* The filename the application opened the bfd with.
- */
- CONST char *filename;
+ /* The caching routines use these to maintain a
+ least-recently-used list of BFDs */
- /* A pointer to the target jump table.
- */
- struct bfd_target *xvec;
+ struct _bfd *lru_prev, *lru_next;
- /* 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".
-
- The iostream is the result of an fopen on the filename.
- */
- char *iostream;
-
- /* Is the file being cached @xref{File Caching}.
- */
- 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 an LRU list of bfds.
- */
- struct _bfd *lru_prev, *lru_next;
-
- /* When a file is closed by the caching routines, it retains the state
- here:
- */
- file_ptr where;
-
- /* and here:
- */
- boolean opened_once;
- boolean mtime_set;
-
- /* File modified time
- */
- long mtime;
-
- /* For output files, channel we locked (is this used?).
- */
-int ifd;
-
- /* The format which belongs to the bfd.
- */
- bfd_format format;
-
- /* The direction the bfd was opened with
- */
- enum bfd_direction {no_direction = 0,
- read_direction = 1,
- write_direction = 2,
- both_direction = 3} direction;
-
- /* Format_specific flags
- */
- flagword flags;
-
- /* 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;
-
- /* Remember when output has begun, to stop strange things happening.
- */
- boolean output_has_begun;
-
- /* Pointer to linked list of sections
- */
- struct sec *sections;
-
- /* The number of sections
- */
- unsigned int section_count;
-
- /* Stuff only usefull for object files:
- The start address.
- */
- bfd_vma start_address;
-
- /* Used for input and output
- */
- unsigned int symcount;
-
- /* Symtab for output bfd
- */
- struct symbol_cache_entry **outsymbols;
-
- /* Architecture of object machine, eg m68k
- */
- enum bfd_architecture obj_arch;
-
- /* Particular machine within arch, e.g. 68010
- */
- unsigned long obj_machine;
-
- /* Stuff only usefull 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.
- */
- PTR tdata;
-
- /* Used by the application to hold private data
- */
- PTR usrdata;
-
- /* Where all the allocated stuff under this BFD goes
- */
- struct obstack memory;
-};
+ /* When a file is closed by the caching routines, BFD retains
+ state information on the file here:
+ */
-/* Marks the entry point of an output bfd. Returns @code{true} on
-success, @code{false} otherwise.
+ file_ptr where;
-*/
-PROTO(boolean, bfd_set_start_address,(bfd *, bfd_vma));
-/* Return cached file modification time (e.g. as read from archive header
-for archive members, or from file system if we have been called
-before); else determine modify time, cache it, and return it.
+ /* and here:*/
-*/
-PROTO(long, bfd_get_mtime, (bfd *));
-#define bfd_sizeof_headers(abfd, reloc) \
- BFD_SEND (abfd, _bfd_sizeof_headers, (abfd, reloc))
+ boolean opened_once;
-#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))
+ /* Set if we have a locally maintained mtime value, rather than
+ getting it from the file each time: */
-#define bfd_debug_info_start(abfd) \
- BFD_SEND (abfd, _bfd_debug_info_start, (abfd))
+ boolean mtime_set;
-#define bfd_debug_info_end(abfd) \
- BFD_SEND (abfd, _bfd_debug_info_end, (abfd))
+ /* File modified time, if mtime_set is true: */
-#define bfd_debug_info_accumulate(abfd, section) \
- BFD_SEND (abfd, _bfd_debug_info_accumulate, (abfd, section))
+ long mtime;
-#define bfd_stat_arch_elt(abfd, stat) \
- BFD_SEND (abfd, _bfd_stat_arch_elt,(abfd, stat))
+ /* Reserved for an unimplemented file locking extension.*/
-#define bfd_coff_swap_aux_in(a,e,t,c,i) \
- BFD_SEND (a, _bfd_coff_swap_aux_in, (a,e,t,c,i))
-
-#define bfd_coff_swap_sym_in(a,e,i) \
- BFD_SEND (a, _bfd_coff_swap_sym_in, (a,e,i))
-
-#define bfd_coff_swap_lineno_in(a,e,i) \
- BFD_SEND ( a, _bfd_coff_swap_lineno_in, (a,e,i))
-
-/* What this does
-*/
-PROTO(symindex, bfd_get_next_mapent, (bfd *, symindex, carsym **));
-/* Used whilst processing archives. Sets the head of the chain of bfds
-contained in an archive to @var{new_head}. (see chapter on archives)
-*/
-PROTO(boolean, bfd_set_archive_head, (bfd *output, bfd *new_head));
-
-PROTO(bfd *, bfd_get_elt_at_index, (bfd *, int));
-
-
-/* Initially provided a bfd containing an archive and NULL, opens a bfd
-on the first contained element and returns that. Subsequent calls to
-bfd_openr_next_archived_file should pass the archive and the previous
-return value to return a created bfd to the next contained element.
-NULL is returned when there are no more.
-
-*/
-PROTO(bfd*, bfd_openr_next_archived_file,
- (bfd *archive, bfd *previous));
-/* Returns a read-only string explaining what program was running when
-it failed and produced the core file being read
-
-*/
-PROTO(CONST char *, bfd_core_file_failing_command, (bfd *));
-/* Returns the signal number which caused the core dump which generated
-the file the bfd is attatched to.
-
-*/
-PROTO(int, bfd_core_file_failing_signal, (bfd *));
-/* Returns @code{true} if the core file attatched to @var{core_bfd} was
-generated by a run of the executable file attatched to @var{exec_bfd},
-or else @code{false}.
-*/
-PROTO(boolean, core_file_matches_executable_p,
- (bfd *core_bfd, bfd *exec_bfd));
-/* The relocation routine returns as a status an enumerated type:
-
-*/
-typedef enum bfd_reloc_status {
-
- /* No errors detected
- */
- bfd_reloc_ok,
+ int ifd;
- /* The relocation was performed, but there was an overflow.
- */
- bfd_reloc_overflow,
+ /* The format which belongs to the BFD.*/
- /* The address to relocate was not within the section supplied
- */
- bfd_reloc_outofrange,
+ bfd_format format;
- /* Used by special functions
- */
- bfd_reloc_continue,
+ /* The direction the BFD was opened with*/
- /* Unused
- */
- bfd_reloc_notsupported,
+ enum bfd_direction {no_direction = 0,
+ read_direction = 1,
+ write_direction = 2,
+ both_direction = 3} direction;
- /* Unsupported relocation size requested.
- */
- bfd_reloc_other,
+ /* Format_specific flags*/
- /* The symbol to relocate against was undefined.
- */
- bfd_reloc_undefined,
+ flagword flags;
- /* The relocaction 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_enum_type;
-typedef struct reloc_cache_entry
-{
+ /* 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. */
- /* A pointer into the canonical table of pointers
- */
- struct symbol_cache_entry **sym_ptr_ptr;
+ file_ptr origin;
- /* offset in section
- */
- rawdata_offset address;
+ /* Remember when output has begun, to stop strange things
+ happening. */
+ boolean output_has_begun;
- /* addend for relocation value
- */
- bfd_vma addend;
+ /* Pointer to linked list of sections*/
+ struct sec *sections;
- /* if sym is null this is the section
- */
- struct sec *section;
+ /* The number of sections */
+ unsigned int section_count;
- /* Pointer to how to perform the required relocation
- */
- CONST struct reloc_howto_struct *howto;
-} arelent;
+ /* Stuff only useful for object files:
+ The start address. */
+ bfd_vma start_address;
-/* The @code{reloc_howto_type} is a structure which contains all the
-information that bfd needs to know to tie up a back end's data.
+ /* Used for input and output*/
+ unsigned int symcount;
-*/
-typedef CONST struct reloc_howto_struct
-{
+ /* Symbol table for output BFD*/
+ struct symbol_cache_entry **outsymbols;
- /* 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;
+ /* Pointer to structure which contains architecture information*/
+ struct bfd_arch_info *arch_info;
- /* The value the final relocation is shifted right by. This drops
- unwanted data from the relocation.
- */
- unsigned int rightshift;
+ /* Stuff only useful for archives:*/
+ PTR arelt_data;
+ struct _bfd *my_archive;
+ struct _bfd *next;
+ struct _bfd *archive_head;
+ boolean has_armap;
- /* The size of the item to be relocated - 0, is one byte, 1 is 2 bytes, 3
- is four bytes.
- */
- unsigned int size;
+ /* Used by the back end to hold private data. */
- /* Now obsolete
- */
- unsigned int bitsize;
+ 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 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;
- /* 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;
+ /* Where all the allocated stuff under this BFD goes */
+ struct obstack memory;
- /* Now obsolete
- */
- unsigned int bitpos;
+ /* Is this really needed in addition to usrdata? */
+ asymbol **ld_symbols;
+};
- /* Now obsolete
- */
- boolean absolute;
+unsigned int
+bfd_get_reloc_upper_bound PARAMS ((bfd *abfd, asection *sect));
- /* Causes the relocation routine to return an error if overflow is
- detected when relocating.
- */
- boolean complain_on_overflow;
+unsigned int
+bfd_canonicalize_reloc
+ PARAMS ((bfd *abfd,
+ asection *sec,
+ arelent **loc,
+ asymbol **syms));
- /* 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 (eg, i960 callj instructions).
- */
- bfd_reloc_status_enum_type (*special_function)();
+boolean
+bfd_set_file_flags PARAMS ((bfd *abfd, flagword flags));
- /* The textual name of the relocation type.
- */
- char *name;
+void
+bfd_set_reloc
+ PARAMS ((bfd *abfd, asection *sec, arelent **rel, unsigned int count)
+
+ );
- /* When performing a partial link, some formats must modify the
- relocations rather than the data - this flag signals this.
- */
- boolean partial_inplace;
+boolean
+bfd_set_start_address PARAMS ((bfd *, bfd_vma));
- /* 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.
- */
- bfd_word src_mask;
+long
+bfd_get_mtime PARAMS ((bfd *));
- /* 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;
+#define bfd_sizeof_headers(abfd, reloc) \
+ BFD_SEND (abfd, _bfd_sizeof_headers, (abfd, reloc))
- /* 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 (eg sun3 a.out). Some formats leave the
- displacement part of an instruction empty (eg m88k bcs), this flag
- signals the fact.
- */
- boolean pcrel_offset;
-} reloc_howto_type;
+#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))
-/* The HOWTO define is horrible and will go away.
-*/
-#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}
-typedef unsigned char bfd_byte;
+ /* 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))
-typedef struct relent_chain {
- arelent relent;
- struct relent_chain *next;
-} arelent_chain;
+#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))
-/* If an output_bfd is supplied to this function the generated image
-will be relocatable, the relocations are copied to the output file
-after they have been changed to reflect the new state of the world.
-There are two ways of reflecting the results of partial linkage in an
-output file; by modifying the output data in place, and by modifying
-the relocation record. Some native formats (eg basic a.out and basic
-coff) have no way of specifying an addend in the relocation type, so
-the addend has to go in the output data. This is no big deal since in
-these formats the output data slot will always be big enough for the
-addend. Complex reloc types with addends were invented to solve just
-this problem.
-*/
-PROTO(bfd_reloc_status_enum_type,
- bfd_perform_relocation,
- (bfd * abfd,
- arelent *reloc_entry,
- PTR data,
- asection *input_section,
- bfd *output_bfd));
-/* @node bfd_target
-@subsection bfd_target
-This structure contains everything that 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)
+#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))
-/* 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.
+#define bfd_get_relocated_section_contents(abfd, seclet, data) \
+ BFD_SEND (abfd, _bfd_get_relocated_section_contents, (abfd, seclet, data))
+
+#define bfd_relax_section(abfd, section, symbols) \
+ BFD_SEND (abfd, _bfd_relax_section, (abfd, section, symbols))
+symindex
+bfd_get_next_mapent PARAMS ((bfd *, symindex previous, carsym ** sym));
-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!
+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
{
-
- /* identifies the kind of target, eg SunOS4, Ultrix, etc
- */
char *name;
-
- /* The "flavour" of a back end is a general indication about the contents
- of a file.
- */
- 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;
-
- /* The order of bytes within the data area of a file.
- */
+ enum target_flavour {
+ bfd_target_unknown_flavour,
+ bfd_target_aout_flavour,
+ bfd_target_coff_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;
-
- /* The order of bytes within the header parts of a file.
- */
boolean header_byteorder_big_p;
-
- /* This is a mask of all the flags which an executable may have set -
- from the set @code{NO_FLAGS}, @code{HAS_RELOC}, ...@code{D_PAGED}.
- */
flagword object_flags;
-
- /* This is a mask of all the flags which a section may have set - from
- the set @code{SEC_NO_FLAGS}, @code{SEC_ALLOC}, ...@code{SET_NEVER_LOAD}.
- */
flagword section_flags;
-
- /* The pad character for filenames within an archive header.
- */
+ char symbol_leading_char;
char ar_pad_char;
-
- /* The maximum number of characters in an archive header.
- */
- unsigned short ar_max_namelen;
-
- /* The minimum alignment restriction for any section.
- */
+ unsigned short ar_max_namelen;
unsigned int align_power_min;
-
- /* Entries for byte swapping for data. These are different to the other
- entry points, since they don't take bfd as first arg. Certain other handlers
- could do the same.
- */
- SDEF (bfd_vma, bfd_getx64, (bfd_byte *));
- SDEF (void, bfd_putx64, (bfd_vma, bfd_byte *));
- SDEF (bfd_vma, bfd_getx32, (bfd_byte *));
- SDEF (void, bfd_putx32, (bfd_vma, bfd_byte *));
- SDEF (bfd_vma, bfd_getx16, (bfd_byte *));
- SDEF (void, bfd_putx16, (bfd_vma, bfd_byte *));
-
- /* Byte swapping for the headers
- */
- SDEF (bfd_vma, bfd_h_getx64, (bfd_byte *));
- SDEF (void, bfd_h_putx64, (bfd_vma, bfd_byte *));
- SDEF (bfd_vma, bfd_h_getx32, (bfd_byte *));
- SDEF (void, bfd_h_putx32, (bfd_vma, bfd_byte *));
- SDEF (bfd_vma, bfd_h_getx16, (bfd_byte *));
- SDEF (void, bfd_h_putx16, (bfd_vma, bfd_byte *));
-
- /* Format dependent routines, these turn into vectors of entry points
- within the target vector structure; one for each format to check.
-
- 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 *));
-
- /* The following functions are defined in @code{JUMP_TABLE}. The idea is
- that the back end writer of @code{foo} names all the routines
- @code{foo_}@var{entry_point}, @code{JUMP_TABLE} will built the entries
- in this structure in the right order.
-
- Core file entry points
- */
- SDEF (char *, _core_file_failing_command, (bfd *));
- SDEF (int, _core_file_failing_signal, (bfd *));
- SDEF (boolean, _core_file_matches_executable_p, (bfd *, bfd *));
-
- /* Archive entry points
- */
- 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,
+ 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,
- int orl_count,
+ unsigned int orl_count,
int stridx));
-
- /* Standard stuff.
- */
- SDEF (boolean, _close_and_cleanup, (bfd *));
- SDEF (boolean, _bfd_set_section_contents, (bfd *, sec_ptr, PTR,
+ boolean (*_close_and_cleanup) PARAMS ((bfd *));
+ boolean (*_bfd_set_section_contents) PARAMS ((bfd *, sec_ptr, PTR,
file_ptr, bfd_size_type));
- SDEF (boolean, _bfd_get_section_contents, (bfd *, sec_ptr, PTR,
+ boolean (*_bfd_get_section_contents) PARAMS ((bfd *, sec_ptr, PTR,
file_ptr, bfd_size_type));
- SDEF (boolean, _new_section_hook, (bfd *, sec_ptr));
-
- /* Symbols and reloctions
- */
- SDEF (unsigned int, _get_symtab_upper_bound, (bfd *));
- SDEF (unsigned int, _bfd_canonicalize_symtab,
- (bfd *, struct symbol_cache_entry **));
- SDEF (unsigned int, _get_reloc_upper_bound, (bfd *, sec_ptr));
- SDEF (unsigned int, _bfd_canonicalize_reloc, (bfd *, sec_ptr, arelent **,
- struct symbol_cache_entry**));
- SDEF (struct symbol_cache_entry *, _bfd_make_empty_symbol, (bfd *));
- SDEF (void, _bfd_print_symbol, (bfd *, PTR, struct symbol_cache_entry *,
- bfd_print_symbol_enum_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))
- SDEF (alent *, _get_lineno, (bfd *, struct symbol_cache_entry *));
-
- 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, struct sec *section,
- struct symbol_cache_entry **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));
-
- SDEF (void, _bfd_debug_info_start, (bfd *));
- SDEF (void, _bfd_debug_info_end, (bfd *));
- SDEF (void, _bfd_debug_info_accumulate, (bfd *, struct sec *));
-
- /* Special entry points for gdb to swap in coff symbol table parts
- */
- SDEF(void, _bfd_coff_swap_aux_in,(
- bfd *abfd ,
- PTR ext,
- int type,
- int class ,
- PTR in));
-
- SDEF(void, _bfd_coff_swap_sym_in,(
- bfd *abfd ,
- PTR ext,
- PTR in));
-
- SDEF(void, _bfd_coff_swap_lineno_in, (
- bfd *abfd,
- PTR ext,
- PTR in));
-
+ 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 (*_bfd_relax_section) PARAMS ((bfd *, struct sec *,
+ struct symbol_cache_entry **));
+ /* 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 *));
-/* Returns a pointer to the transfer vector for the object target
-named target_name. If target_name is NULL, chooses the one in the
-environment variable GNUTARGET; if that is null or not defined then
-the first entry in the target list is chosen. Passing in the
-string "default" or setting the environment variable to "default"
-will cause the first entry in the target list to be returned,
-and "target_defaulted" will be set in the bfd. This causes
-bfd_check_format to loop over all the targets to find the one
-that matches the file being read.
-*/
-PROTO(bfd_target *, bfd_find_target,(CONST char *, bfd *));
-/* This function returns a freshly malloced NULL-terminated vector of the
-names of all the valid bfd targets. Do not modify the names
-*/
-PROTO(CONST char **,bfd_target_list,());
-/* This routine is supplied a bfd and a format. It attempts to verify if
-the file attatched to the bfd is indeed compatible with the format
-specified (ie, one of @code{bfd_object}, @code{bfd_archive} or
-@code{bfd_core}).
-
-If the bfd has been set to a specific @var{target} before the call,
-only the named target and format combination will be checked. If the
-target has not been set, or has been set to @code{default} then all
-the known target backends will be interrogated to determine a match.
-
-The function returns @code{true} on success, otherwise @code{false}
-with one of the following error codes:
-@table @code
-@item
-invalid_operation
-if @code{format} is not one of @code{bfd_object}, @code{bfd_archive}
-or @code{bfd_core}.
-@item system_call_error
-if an error occured during a read - even some file mismatches can
-cause system_call_errros
-@item file_not_recognised
-none of the backends recognised the file format
-@item file_ambiguously_recognized
-more than one backend recognised the file format.
-@end table
-*/
-PROTO(boolean, bfd_check_format, (bfd *abfd, bfd_format format));
-/* This function sets the file format of the supplied bfd to the format
-requested. If the target set in the bfd does not support the format
-requested, the format is illegal or the bfd is not open for writing
-than an error occurs.
-*/
-PROTO(boolean,bfd_set_format,(bfd *, bfd_format));
-/* This function takes one argument, and enumerated type (bfd_format) and
-returns a pointer to a const string "invalid", "object", "archive",
-"core" or "unknown" depending upon the value of the enumeration.
-*/
-PROTO(CONST char *, bfd_format_string, (bfd_format));
-#endif
+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
projects / deliverable / binutils-gdb.git / blobdiff