-/* 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, 1993 Free Software Foundation, Inc.
Contributed by Cygnus Support.
This file is part of BFD, the Binary File Descriptor library.
/* 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 "0.18"
+#define BFD_VERSION "2.1"
/* forward declaration */
typedef struct _bfd bfd;
/* Yup, SVR4 has a "typedef enum boolean" in <sys/types.h> -fnf */
typedef enum bfd_boolean {false, true} boolean;
-/* Try to avoid breaking stuff */
-typedef long int file_ptr;
+/* 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 */
#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 {
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)
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,
bfd_print_symbol_more,
- bfd_print_symbol_all
+ bfd_print_symbol_all,
+ bfd_print_symbol_nm /* Pretty format suitable for nm program. */
} bfd_print_symbol_type;
\f
CAT(NAME,_sizeof_headers),\
CAT(NAME,_bfd_debug_info_start),\
CAT(NAME,_bfd_debug_info_end),\
-CAT(NAME,_bfd_debug_info_accumulate)
-
-#define COFF_SWAP_TABLE \
- coff_swap_aux_in, coff_swap_sym_in, coff_swap_lineno_in, \
- coff_swap_aux_out, coff_swap_sym_out, \
- coff_swap_lineno_out, coff_swap_reloc_out, \
- coff_swap_filehdr_out, coff_swap_aouthdr_out, \
- coff_swap_scnhdr_out
+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
\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 */
-
-
-/*:init.c*/
-/* bfd_init
-
-This routine must be called before any other bfd function to initialize
-magical internal data structures.
-*/
-
- void EXFUN(bfd_init,(void));
-
-/*
-*/
-
-/*:opncls.c*/
-/* *i bfd_openr
-Opens the file supplied (using @code{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));
-
-/*
-
-*i bfd_fdopenr
-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.
+bfd *
+bfd_fdopenr PARAMS ((CONST char *filename, CONST char *target, int fd));
-Possible errors are no_memory, invalid_target and system_call error.
-*/
- PROTO(bfd *, bfd_fdopenr,
- (CONST char *filename, CONST char *target, int fd));
+bfd *
+bfd_openw PARAMS ((CONST char *filename, CONST char *target));
-/*
+boolean
+bfd_close PARAMS ((bfd *));
- bfd_openw
-Creates a BFD, associated with file @var{filename}, using the file
-format @var{target}, and returns a pointer to it.
+boolean
+bfd_close_all_done PARAMS ((bfd *));
-Possible errors are system_call_error, no_memory, invalid_target.
-*/
- PROTO(bfd *, bfd_openw, (CONST char *filename, CONST char *target));
+bfd_size_type
+bfd_alloc_size PARAMS ((bfd *abfd));
-/*
+bfd *
+bfd_create PARAMS ((CONST char *filename, bfd *template));
- bfd_close
-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 attached to the BFD's obstacks is released.
-
-@code{true} is returned if all is ok, otherwise @code{false}.
-*/
- PROTO(boolean, bfd_close,(bfd *));
-
-/*
-
- bfd_close_all_done
-This function closes a BFD. It differs from @code{bfd_close} since it
-does not complete any pending operations. This routine would be used
-if the application had just used BFD for swapping and didn't want to
-use any of the writing code.
-
-If the created file is executable, then @code{chmod} is called to mark
-it as such.
-
-All memory attached to the BFD's obstacks is released.
-
-@code{true} is returned if all is ok, otherwise @code{false}.
-*/
- PROTO(boolean, bfd_close_all_done,(bfd *));
-
-/*
-
- bfd_create
-This routine creates a new BFD in the manner of @code{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));
-
-/*
-
- bfd_alloc_size
-Return the number of bytes in the obstacks connected to the supplied
-BFD.
-*/
- PROTO(bfd_size_type,bfd_alloc_size,(bfd *abfd));
-
-/*
-*/
-
-
-/*:libbfd.c*/
-/* *i bfd_put_size
-*i bfd_get_size
-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))
-/* *i bfd_h_put_size
-*i bfd_h_get_size
-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. */
-/*:section.c*/
-/* 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.
-*/
+ /* Which section is it 0.nth */
- CONST char *name;
+ 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__}), 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 @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 is a constuctor, and should be placed at the end of the ..
-*/
+ /* 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
-@code{SEC_ALLOC} | @code{SEC_HAS_CONTENTS}, a debug section could be
-@code{SEC_HAS_CONTENTS}
-*/
+ /* The section has contents - a data 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 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. */
-The base address of the section in the address space of the target.
-*/
+#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 */
-/*
-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 _cooked_size;
- bfd_size_type 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. */
-/*
-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_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.
-*/
+ /* 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
+ /* Information below is back end specific - and not always used
+ or updated
-File position of section data
-*/
+ 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
-*/
+ /* what the section number is in the target world */
- unsigned int target_index;
+ 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 ;
-/*
-
- bfd_get_section_by_name
-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));
-
-/*
-
- bfd_make_section
-This function creates a new empty section called @var{name} and attaches it
-to the end of the chain of sections for the BFD supplied. 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));
-
-/*
-
- bfd_set_section_flags
-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));
-
-/*
-
- bfd_map_over_sections
-Calls the provided function @var{func} for each section attached 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
-
- bfd_set_section_size
-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));
-
-/*
-
- bfd_set_section_contents
-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));
-
-/*
-
- bfd_get_section_contents
-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));
-
-/*
-*/
-
-
-
-/*:archures.c*/
-/* bfd_architecture
-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.
-*/
+
+#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.
+ 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.
#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_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_h8300, /* Hitachi H8/300 */
+ 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
};
-/*
-stuff
-
- bfd_arch_info
-This structure contains information on architectures.
-*/
-typedef int bfd_reloc_code_type;
-
typedef struct bfd_arch_info
{
int bits_per_word;
long mach;
char *arch_name;
CONST char *printable_name;
-/* true if this is the default machine for the architecture */
+ unsigned int section_align_power;
+ /* true if this is the default machine for the architecture */
boolean the_default;
- CONST struct bfd_arch_info * EXFUN((*compatible),(CONST struct bfd_arch_info *a,
- CONST struct bfd_arch_info *b));
-
- boolean EXFUN((*scan),(CONST struct bfd_arch_info *,CONST char *));
- unsigned int EXFUN((*disassemble),(bfd_vma addr, CONST char *data,
- PTR stream));
- CONST struct reloc_howto_struct *EXFUN((*reloc_type_lookup), (CONST struct
- bfd_arch_info *,
- bfd_reloc_code_type code));
+ 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_printable_name
-
-Return a printable string representing the architecture and machine
-from the pointer to the arch info structure
-*/
-
- CONST char *EXFUN(bfd_printable_name,(bfd *abfd));
-
-/*
-
-*i bfd_scan_arch
-This routine is provided with a string and tries to work out if bfd
-supports any cpu which could be described with the name provided. The
-routine returns a pointer to an arch_info structure if a machine is
-found, otherwise NULL.
-*/
-
- bfd_arch_info_type *EXFUN(bfd_scan_arch,(CONST char *));
-
-/*
-
- bfd_arch_get_compatible
-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 returns a pointer to an arch_info structure describing
-the compatible machine.
-*/
-
- CONST bfd_arch_info_type *EXFUN(bfd_arch_get_compatible,
- (CONST bfd *abfd,
- CONST bfd *bbfd));
-
-/*
-
- bfd_set_arch_info
-*/
-
- void EXFUN(bfd_set_arch_info,(bfd *, bfd_arch_info_type *));
-
-/*
-
- bfd_get_arch
+bfd_arch_info_type *
+bfd_scan_arch PARAMS ((CONST char *));
-Returns the enumerated type which describes the supplied bfd's
-architecture
-*/
+CONST bfd_arch_info_type *
+bfd_arch_get_compatible PARAMS ((
+ CONST bfd *abfd,
+ CONST bfd *bbfd));
- enum bfd_architecture EXFUN(bfd_get_arch, (bfd *abfd));
+void
+bfd_set_arch_info PARAMS ((bfd *, bfd_arch_info_type *));
-/*
-
- bfd_get_mach
-
-Returns the long type which describes the supplied bfd's
-machine
-*/
-
- unsigned long EXFUN(bfd_get_mach, (bfd *abfd));
-
-/*
-
- bfd_arch_bits_per_byte
-
-Returns the number of bits in one of the architectures bytes
-*/
-
- unsigned int EXFUN(bfd_arch_bits_per_byte, (bfd *abfd));
-
-/*
-
- bfd_arch_bits_per_address
-
-Returns the number of bits in one of the architectures addresses
-*/
-
- unsigned int EXFUN(bfd_arch_bits_per_address, (bfd *abfd));
-
-/*
-
- bfd_get_arch_info
-*/
-
- bfd_arch_info_type * EXFUN(bfd_get_arch_info,(bfd *));
-
-/*
-
- bfd_lookup_arch
-
-*/
- bfd_arch_info_type * EXFUN(bfd_lookup_arch,(enum
- bfd_architecture arch,long machine));
-
-/*
-
-Look for the architecure info struct which matches the arguments
-given. A machine of 0 will match the machine/architecture structure which
-marks itself as the default.
+enum bfd_architecture
+bfd_get_arch PARAMS ((bfd *abfd));
- bfd_printable_arch_mach
-Return a printable string representing the architecture and machine
-type.
+unsigned long
+bfd_get_mach PARAMS ((bfd *abfd));
-NB. The use of this routine is depreciated.
-*/
+unsigned int
+bfd_arch_bits_per_byte PARAMS ((bfd *abfd));
- PROTO(CONST char *,bfd_printable_arch_mach,
- (enum bfd_architecture arch, unsigned long machine));
+unsigned int
+bfd_arch_bits_per_address PARAMS ((bfd *abfd));
-/*
-*/
+bfd_arch_info_type *
+bfd_get_arch_info PARAMS ((bfd *));
-/*:reloc.c*/
-/* bfd_perform_relocation
-The relocation routine returns as a status an enumerated type:
-*/
+bfd_arch_info_type *
+bfd_lookup_arch
+ PARAMS ((enum bfd_architecture
+ arch,
+ long machine));
-typedef enum bfd_reloc_status {
-/* No errors detected
-*/
+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.
-*/
-
+ /* The relocation was performed, but there was an overflow. */
bfd_reloc_overflow,
-/*
-The address to relocate was not within the section supplied
-*/
-
+ /* The address to relocate was not within the section supplied*/
bfd_reloc_outofrange,
-/*
-Used by special functions
-*/
-
+ /* Used by special functions */
bfd_reloc_continue,
-/*
-Unused
-*/
-
+ /* Unused */
bfd_reloc_notsupported,
-/*
-Unsupported relocation size requested.
-*/
-
+ /* Unsupported relocation size requested. */
bfd_reloc_other,
-/*
-The symbol to relocate against was undefined.
-*/
-
+ /* 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.
-*/
-
+ /* 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
-*/
-
+ /* A pointer into the canonical table of pointers */
struct symbol_cache_entry **sym_ptr_ptr;
-/*
-offset in section
-*/
-
+ /* offset in section */
rawdata_offset address;
-/*
-addend for relocation value
-*/
-
+ /* addend for relocation value */
bfd_vma addend;
-/*
-if sym is null this is the section
-*/
-
- struct sec *section;
-
-/*
-Pointer to how to perform the required relocation
-*/
-
+ /* Pointer to how to perform the required relocation */
CONST struct reloc_howto_struct *howto;
-} arelent;
-/*
-
- reloc_howto_type
-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.
-*/
+} 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.
-*/
-
+ /* 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.
-*/
-
+ /* 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.
-*/
-
- unsigned int size;
-
-/*
-Now obsolete
-*/
+ /* 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.
-*/
-
+ /* 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;
-/*
-Now obsolete
-*/
-
unsigned int bitpos;
-/*
-Now obsolete
-*/
-
+ /* Now obsolete */
boolean absolute;
-/*
-Causes the relocation routine to return an error if overflow is
-detected when relocating.
-*/
-
+ /* 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)();
-
-/*
-The textual name of the relocation type.
-*/
-
+ /* 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.
-*/
-
+ /* 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.
-*/
-
+ /* 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.
-*/
+ /* 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.
-*/
-
+ /* 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;
-
-/*
- HOWTO
-The HOWTO define is horrible and will go away.
-*/
+} 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}
-
-/*
-And will be replaced with the totally magic way. But for the moment,
-we are compatible, so do it this way..
-*/
-
#define NEWHOWTO( FUNCTION, NAME,SIZE,REL,IN) HOWTO(0,0,SIZE,0,REL,0,false,false,FUNCTION, NAME,false,0,0,IN)
-/*
-Helper routine to turn a symbol into a relocation value.
-*/
-
-
-#define HOWTO_PREPARE(relocation, symbol) \
- { \
- if (symbol != (asymbol *)NULL) { \
- if (symbol->flags & BSF_FORT_COMM) { \
- relocation = 0; \
- } \
- else { \
- relocation = symbol->value; \
- } \
- } \
- if (symbol->section != (asection *)NULL) { \
- relocation += symbol->section->output_section->vma + \
- symbol->section->output_offset; \
- } \
-}
-
-/*
- reloc_chain
-*/
+#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
-/*
-
-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_type,
- bfd_perform_relocation,
- (bfd * abfd,
- arelent *reloc_entry,
- PTR data,
- asection *input_section,
- bfd *output_bfd));
-
-/*
-
- bfd_reloc_code_type
-*/
-
-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_perform_relocation
+ PARAMS ((bfd * abfd,
+ arelent *reloc_entry,
+ PTR data,
+ asection *input_section,
+ bfd *output_bfd));
- BFD_RELOC_8_FFnn,
+typedef enum bfd_reloc_code_real
-/*
-8 bits wide, simple
-*/
+{
+ /* 16 bits wide, simple reloc */
+ BFD_RELOC_16,
- BFD_RELOC_8,
+ /* 8 bits wide, but used to form an address like 0xffnn */
+ BFD_RELOC_8_FFnn,
-/*
-8 bits wide, pc relative
-*/
+ /* 8 bits wide, simple */
+ BFD_RELOC_8,
- BFD_RELOC_8_PCREL
+ /* 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
-This routine returns a pointer to a howto struct which when invoked,
-will perform the supplied relocation on data from the architecture
-noted.
-
-[Note] This function will go away.
-*/
-
- PROTO(CONST struct reloc_howto_struct *,
- bfd_reloc_type_lookup,
- (CONST bfd_arch_info_type *arch, bfd_reloc_code_type code));
-
-/*
-*/
-
-/*:syms.c*/
-/* @subsection typedef asymbol
-An @code{asymbol} has the form:
-*/
+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 (invisible to
-the application writer) information 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
+ information (invisible to the application writer) is carried
+ with the symbol.
- struct _bfd *the_bfd;
+ 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. */
-/*
-The text of the symbol. The name is left alone, and not copied - the
-application may not alter it.
-*/
+ struct _bfd *the_bfd; /* Use bfd_asymbol_bfd(sym) to access this field. */
- 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.
-*/
+ /* The value of the symbol.*/
+ symvalue value;
- 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.
-*/
+ /* 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
-#define BSF_FORT_COMM 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.
-*/
+ /* A normal C symbol would be one of:
+ <<BSF_LOCAL>>, <<BSF_FORT_COMM>>, <<BSF_UNDEFINED>> or
+ <<BSF_EXPORT|BSD_GLOBAL>> */
+ /* The symbol is a debugging record. The value has an arbitary
+ meaning. */
#define BSF_DEBUGGING 0x40
-/*
-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
-
-/*
-Used by the linker
-*/
-
+ /* Used by the linker. */
#define BSF_KEEP 0x10000
#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.
-*/
-
+ /* 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.
-*/
-
+ /* 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.
-*/
+ /* 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
-#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, 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.
-*/
+ /* Back end special data. This is being phased out in favour
+ of making this a union. */
+ PTR udata;
- PTR udata;
} asymbol;
-
-/*
-
- get_symtab_upper_bound
-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.
-*/
#define get_symtab_upper_bound(abfd) \
BFD_SEND (abfd, _get_symtab_upper_bound, (abfd))
-
-/*
-
- bfd_canonicalize_symtab
-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 ));
-/*
- bfd_set_symtab
-Provided a table of pointers to to symbols and a count, writes to the
-output BFD the symbols when closed.
-*/
-
- PROTO(boolean, bfd_set_symtab, (bfd *, asymbol **, unsigned int ));
+void
+bfd_print_symbol_vandf PARAMS ((PTR file, asymbol *symbol));
-/*
-
- bfd_print_symbol_vandf
-Prints the value and flags of the symbol supplied to the stream file.
-*/
-
- PROTO(void, bfd_print_symbol_vandf, (PTR file, asymbol *symbol));
-
-/*
-
- bfd_make_empty_symbol
-This function creates a new @code{asymbol} structure for the BFD, and
-returns a pointer to it.
-
-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))
-
-/*:bfd.c*/
-/* @section @code{typedef bfd}
-
-A BFD is has type @code{bfd}; objects of this type are the cornerstone
-of any application using @code{libbfd}. References though the BFD and
-to data in the BFD give the entire BFD functionality.
-
-Here is the struct used to define the type @code{bfd}. This contains
-the major data about the file, and contains pointers to the rest of
-the data.
-*/
+#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));
struct _bfd
{
-/* The filename the application opened the BFD with.
-*/
+ /* The filename the application opened the BFD with. */
+ CONST char *filename;
- CONST char *filename;
+ /* A pointer to the target jump table. */
+ struct bfd_target *xvec;
-/*
-A pointer to the target jump table.
-*/
+ /* 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;
- struct bfd_target *xvec;
+ /* Is the file being cached */
-/*
+ boolean cacheable;
-To avoid dragging too many header files into every file that
-includes @file{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".
+ /* 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. */
-The iostream is the result of an fopen on the filename.
-*/
+ boolean target_defaulted;
- char *iostream;
+ /* The caching routines use these to maintain a
+ least-recently-used list of BFDs */
-/*
-Is the file being cached @xref{File Caching}.
-*/
+ struct _bfd *lru_prev, *lru_next;
- boolean cacheable;
+ /* When a file is closed by the caching routines, BFD retains
+ state information on the file here:
+ */
-/*
-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.
-*/
+ file_ptr where;
- boolean target_defaulted;
+ /* and here:*/
-/*
-The caching routines use these to maintain a least-recently-used list of
-BFDs (@pxref{File Caching}).
-*/
+ boolean opened_once;
- struct _bfd *lru_prev, *lru_next;
+ /* Set if we have a locally maintained mtime value, rather than
+ getting it from the file each time: */
-/*
-When a file is closed by the caching routines, BFD retains state
-information on the file here:
-*/
+ boolean mtime_set;
- file_ptr where;
+ /* File modified time, if mtime_set is true: */
-/*
-and here:
-*/
+ long mtime;
- boolean opened_once;
+ /* Reserved for an unimplemented file locking extension.*/
-/*
-*/
- boolean mtime_set;
-/* File modified time
-*/
+ int ifd;
- long mtime;
+ /* The format which belongs to the BFD.*/
-/*
-Reserved for an unimplemented file locking extension.
-*/
+ bfd_format format;
-int ifd;
+ /* The direction the BFD was opened with*/
-/*
-The format which belongs to the BFD.
-*/
+ enum bfd_direction {no_direction = 0,
+ read_direction = 1,
+ write_direction = 2,
+ both_direction = 3} direction;
- bfd_format format;
+ /* Format_specific flags*/
-/*
-The direction the BFD was opened with
-*/
+ flagword flags;
- enum bfd_direction {no_direction = 0,
- read_direction = 1,
- write_direction = 2,
- both_direction = 3} direction;
+ /* 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. */
-/*
-Format_specific flags
-*/
+ file_ptr origin;
- flagword flags;
+ /* Remember when output has begun, to stop strange things
+ happening. */
+ boolean output_has_begun;
-/*
-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.
-*/
+ /* Pointer to linked list of sections*/
+ struct sec *sections;
- file_ptr origin;
+ /* The number of sections */
+ unsigned int section_count;
-/*
-Remember when output has begun, to stop strange things happening.
-*/
+ /* Stuff only useful for object files:
+ The start address. */
+ bfd_vma start_address;
- boolean output_has_begun;
+ /* Used for input and output*/
+ unsigned int symcount;
-/*
-Pointer to linked list of sections
-*/
+ /* Symbol table for output BFD*/
+ struct symbol_cache_entry **outsymbols;
- struct sec *sections;
+ /* Pointer to structure which contains architecture information*/
+ struct bfd_arch_info *arch_info;
-/*
-The number of sections
-*/
+ /* Stuff only useful for archives:*/
+ PTR arelt_data;
+ struct _bfd *my_archive;
+ struct _bfd *next;
+ struct _bfd *archive_head;
+ boolean has_armap;
- unsigned int section_count;
+ /* Used by the back end to hold private data. */
-/*
-Stuff only useful for object files:
-The start address.
-*/
-
- bfd_vma start_address;
-/* Used for input and output
-*/
-
- unsigned int symcount;
-/* Symbol table for output BFD
-*/
-
- struct symbol_cache_entry **outsymbols;
-
-/*
-Pointer to structure which contains architecture information
-*/
-
- struct bfd_arch_info *arch_info;
-
-/*
-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.
-*/
-
- PTR tdata;
-
-/*
-Used by the application to hold private data
-*/
-
- PTR usrdata;
+ 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 (@pxref{Memory Usage}).
-*/
+ /* Where all the allocated stuff under this BFD goes */
+ struct obstack memory;
- struct obstack memory;
+ /* Is this really needed in addition to usrdata? */
+ asymbol **ld_symbols;
};
-/*
-
- bfd_set_start_address
-
-Marks the entry point of an output BFD. Returns @code{true} on
-success, @code{false} otherwise.
-*/
-
- PROTO(boolean, bfd_set_start_address,(bfd *, bfd_vma));
-
-/*
+unsigned int
+bfd_get_reloc_upper_bound PARAMS ((bfd *abfd, asection *sect));
- bfd_get_mtime
+unsigned int
+bfd_canonicalize_reloc
+ PARAMS ((bfd *abfd,
+ asection *sec,
+ arelent **loc,
+ asymbol **syms));
-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.
-*/
+boolean
+bfd_set_file_flags PARAMS ((bfd *abfd, flagword flags));
- PROTO(long, bfd_get_mtime, (bfd *));
+void
+bfd_set_reloc
+ PARAMS ((bfd *abfd, asection *sec, arelent **rel, unsigned int count)
+
+ );
-/*
+boolean
+bfd_set_start_address PARAMS ((bfd *, bfd_vma));
- stuff
-*/
+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, section, symbols, offset, filename_ptr, func, line_ptr) \
- BFD_SEND (abfd, _bfd_find_nearest_line, (abfd, section, symbols, offset, filename_ptr, func, line_ptr))
+#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_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_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))
-
#define bfd_set_arch_mach(abfd, arch, mach)\
BFD_SEND ( abfd, _bfd_set_arch_mach, (abfd, arch, mach))
-#define bfd_coff_swap_reloc_out(abfd, i, o) \
- BFD_SEND (abfd, _bfd_coff_swap_reloc_out, (abfd, i, o))
-
-#define bfd_coff_swap_lineno_out(abfd, i, o) \
- BFD_SEND (abfd, _bfd_coff_swap_lineno_out, (abfd, i, o))
-
-#define bfd_coff_swap_aux_out(abfd, i, t,c,o) \
- BFD_SEND (abfd, _bfd_coff_swap_aux_out, (abfd, i,t,c, o))
-
-#define bfd_coff_swap_sym_out(abfd, i,o) \
- BFD_SEND (abfd, _bfd_coff_swap_sym_out, (abfd, i, o))
-
-#define bfd_coff_swap_scnhdr_out(abfd, i,o) \
- BFD_SEND (abfd, _bfd_coff_swap_scnhdr_out, (abfd, i, o))
-
-#define bfd_coff_swap_filehdr_out(abfd, i,o) \
- BFD_SEND (abfd, _bfd_coff_swap_filehdr_out, (abfd, i, o))
-
-#define bfd_coff_swap_aouthdr_out(abfd, i,o) \
- BFD_SEND (abfd, _bfd_coff_swap_aouthdr_out, (abfd, i, o))
-
-/*
-*/
-
-/*:archive.c*/
-/* bfd_get_next_mapent
-What this does
-*/
- PROTO(symindex, bfd_get_next_mapent, (bfd *, symindex, carsym **));
-
-/*
-
- bfd_set_archive_head
-
-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));
-
-/*
-
- bfd_get_elt_at_index
-Return the sub bfd contained within the archive at archive index n.
-*/
-
- PROTO(bfd *, bfd_get_elt_at_index, (bfd *, int));
-
-/*
-
- bfd_openr_next_archived_file
-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));
-
-/*
-*/
-
-
-/*:core.c*/
-/* bfd_core_file_failing_command
-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 *));
-
-/*
-
- bfd_core_file_failing_signal
-Returns the signal number which caused the core dump which generated
-the file the BFD is attached to.
-*/
-
- PROTO(int, bfd_core_file_failing_signal, (bfd *));
-
-/*
+#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))
- core_file_matches_executable_p
-Returns @code{true} if the core file attached to @var{core_bfd} was
-generated by a run of the executable file attached to @var{exec_bfd},
-or else @code{false}.
-*/
- PROTO(boolean, core_file_matches_executable_p,
- (bfd *core_bfd, bfd *exec_bfd));
+#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));
-/*:targets.c*/
-/* bfd_target
-@node bfd_target, , Targets, Targets
-@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.
+bfd *
+bfd_get_elt_at_index PARAMS ((bfd * archive, int index));
-Every BFD points to a target structure with its "xvec" member.
+bfd*
+bfd_openr_next_archived_file PARAMS ((bfd *archive, bfd *previous));
-Shortcut for declaring fields which are prototyped function pointers,
-while avoiding anguish on compilers that don't support protos.
-*/
+CONST char *
+bfd_core_file_failing_command PARAMS ((bfd *));
-#define SDEF(ret, name, arglist) \
- PROTO(ret,(*name),arglist)
-#define SDEF_FMT(ret, name, arglist) \
- PROTO(ret,(*name[bfd_type_end]),arglist)
+int
+bfd_core_file_failing_signal PARAMS ((bfd *));
-/*
-These macros are used to dispatch to functions through the bfd_target
-vector. They are used in a number of macros further down in @file{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.
-*/
+boolean
+core_file_matches_executable_p
+ PARAMS ((bfd *core_bfd, bfd *exec_bfd));
#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 @code{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;
-
-/*
-The "flavour" of a back end is a general indication about the contents
-of a file.
-*/
-
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_srec_flavour} flavour;
-
-/*
-The order of bytes within the data area of a file.
-*/
-
+ 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,
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 *,
+ 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));
-
-/*
-Special entry points for gas to swap coff parts
-*/
-
- SDEF(unsigned int, _bfd_coff_swap_aux_out,(
- bfd *abfd,
- PTR in,
- int type,
- int class,
- PTR ext));
-
- SDEF(unsigned int, _bfd_coff_swap_sym_out,(
- bfd *abfd,
- PTR in,
- PTR ext));
-
- SDEF(unsigned int, _bfd_coff_swap_lineno_out,(
- bfd *abfd,
- PTR in,
- PTR ext));
-
- SDEF(unsigned int, _bfd_coff_swap_reloc_out,(
- bfd *abfd,
- PTR src,
- PTR dst));
-
- SDEF(unsigned int, _bfd_coff_swap_filehdr_out,(
- bfd *abfd,
- PTR in,
- PTR out));
-
- SDEF(unsigned int, _bfd_coff_swap_aouthdr_out,(
- bfd *abfd,
- PTR in,
- PTR out));
-
- SDEF(unsigned int, _bfd_coff_swap_scnhdr_out,(
- bfd *abfd,
- PTR in,
- PTR out));
-
-} bfd_target;
+ alent * (*_get_lineno) PARAMS ((bfd *, struct symbol_cache_entry *));
-/*
-
-*i bfd_find_target
-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
-@code{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 *));
-
-/*
-
-*i bfd_target_list
-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,());
-
-/*
-*/
-
-
-/*:format.c*/
-/* *i bfd_check_format
-This routine is supplied a BFD and a format. It attempts to verify if
-the file attached 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));
-
-/*
-
-*i bfd_set_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));
-
-/*
-
-*i bfd_format_string
-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));
-
-/*
-*/
+ boolean (*_bfd_set_arch_mach) PARAMS ((bfd *, enum bfd_architecture,
+ unsigned long));
-#endif
+ 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
projects / deliverable / binutils-gdb.git / blobdiff