[deliverable/binutils-gdb.git] / bfd / libbfd.h

/* libbfd.h -- Declarations used by bfd library *implementation*.
   (This include file is not for users of the library.)
   Copyright 1990, 1991, 1992, 1993 Free Software Foundation, Inc.
   Written by Cygnus Support.

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
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  */

/* Use builtin alloca for gcc.  */
#ifdef __GNUC__
#ifndef alloca
#define alloca __builtin_alloca
#endif
#endif

/* Align an address upward to a boundary, expressed as a number of bytes.
   E.g. align to an 8-byte boundary with argument of 8.  */
#define BFD_ALIGN(this, boundary) \
  ((( (this) + ((boundary) -1)) & (~((boundary)-1))))

/* If you want to read and write large blocks, you might want to do it
   in quanta of this amount */
#define DEFAULT_BUFFERSIZE 8192

/* Set a tdata field.  Can't use the other macros for this, since they
   do casts, and casting to the left of assignment isn't portable.  */
#define set_tdata(bfd, v) ((bfd)->tdata.any = (PTR) (v))

/* tdata for an archive.  For an input archive, cache
   needs to be free()'d.  For an output archive, symdefs do.  */

struct artdata {
  file_ptr first_file_filepos;
  /* Speed up searching the armap */
  struct ar_cache *cache;
  bfd *archive_head;            /* Only interesting in output routines */
  carsym *symdefs;		/* the symdef entries */
  symindex symdef_count;             /* how many there are */
  char *extended_names;		/* clever intel extension */
  /* when more compilers are standard C, this can be a time_t */
  long  armap_timestamp;	/* Timestamp value written into armap.
				   This is used for BSD archives to check
				   that the timestamp is recent enough
				   for the BSD linker to not complain,
				   just before we finish writing an
				   archive.  */
  file_ptr armap_datepos;	/* Position within archive to seek to
				   rewrite the date field.  */
  PTR tdata;			/* Backend specific information.  */
};

#define bfd_ardata(bfd) ((bfd)->tdata.aout_ar_data)

/* Goes in bfd's arelt_data slot */
struct areltdata {
  char * arch_header;			     /* it's actually a string */
  unsigned int parsed_size;     /* octets of filesize not including ar_hdr */
  char *filename;			     /* null-terminated */
};

#define arelt_size(bfd) (((struct areltdata *)((bfd)->arelt_data))->parsed_size)

char *bfd_zmalloc PARAMS ((bfd_size_type size));

/* These routines allocate and free things on the BFD's obstack.  Note
   that realloc can never occur in place.  */

PTR	bfd_alloc PARAMS ((bfd *abfd, size_t size));
PTR	bfd_zalloc PARAMS ((bfd *abfd, size_t size));
PTR	bfd_realloc PARAMS ((bfd *abfd, PTR orig, size_t new));
void	bfd_alloc_grow PARAMS ((bfd *abfd, PTR thing, size_t size));
PTR	bfd_alloc_finish PARAMS ((bfd *abfd));
PTR	bfd_alloc_by_size_t PARAMS ((bfd *abfd, size_t wanted));

#define	bfd_release(x,y) (void) obstack_free(&(x->memory),y)


bfd_size_type	bfd_read  PARAMS ((PTR ptr, bfd_size_type size,
				   bfd_size_type nitems, bfd *abfd));
bfd_size_type	bfd_write PARAMS ((CONST PTR ptr, bfd_size_type size,
				   bfd_size_type nitems, bfd *abfd));
int		bfd_seek  PARAMS ((bfd* CONST abfd, CONST file_ptr fp,
				   CONST int direction));
long		bfd_tell  PARAMS ((bfd *abfd));

int		bfd_flush PARAMS ((bfd *abfd));
int		bfd_stat  PARAMS ((bfd *abfd, struct stat *));

bfd *	_bfd_create_empty_archive_element_shell PARAMS ((bfd *obfd));
bfd *	_bfd_look_for_bfd_in_cache PARAMS ((bfd *arch_bfd, file_ptr index));
boolean _bfd_add_bfd_to_archive_cache PARAMS ((bfd *, file_ptr, bfd *));
boolean	_bfd_generic_mkarchive PARAMS ((bfd *abfd));
struct areltdata *	_bfd_snarf_ar_hdr PARAMS ((bfd *abfd));
bfd_target *		bfd_generic_archive_p PARAMS ((bfd *abfd));
boolean	bfd_slurp_armap PARAMS ((bfd *abfd));
boolean bfd_slurp_bsd_armap_f2 PARAMS ((bfd *abfd));
#define bfd_slurp_bsd_armap bfd_slurp_armap
#define bfd_slurp_coff_armap bfd_slurp_armap
boolean	_bfd_slurp_extended_name_table PARAMS ((bfd *abfd));
boolean	_bfd_write_archive_contents PARAMS ((bfd *abfd));
bfd *_bfd_get_elt_at_filepos PARAMS ((bfd *archive, file_ptr filepos));
bfd * _bfd_new_bfd PARAMS ((void));

#define DEFAULT_STRING_SPACE_SIZE 0x2000
boolean	bfd_add_to_string_table PARAMS ((char **table, char *new_string,
					 unsigned int *table_length,
					 char **free_ptr));

boolean	bfd_false PARAMS ((bfd *ignore));
boolean	bfd_true PARAMS ((bfd *ignore));
PTR	bfd_nullvoidptr PARAMS ((bfd *ignore));
int	bfd_0 PARAMS ((bfd *ignore));
unsigned int	bfd_0u PARAMS ((bfd *ignore));
void	bfd_void PARAMS ((bfd *ignore));

bfd *	_bfd_new_bfd_contained_in PARAMS ((bfd *));
boolean	 _bfd_dummy_new_section_hook PARAMS ((bfd *ignore, asection *newsect));
char *	 _bfd_dummy_core_file_failing_command PARAMS ((bfd *abfd));
int	 _bfd_dummy_core_file_failing_signal PARAMS ((bfd *abfd));
boolean	 _bfd_dummy_core_file_matches_executable_p PARAMS ((bfd *core_bfd,
							    bfd *exec_bfd));
bfd_target *	_bfd_dummy_target PARAMS ((bfd *abfd));

void	bfd_dont_truncate_arname PARAMS ((bfd *abfd, CONST char *filename,
					char *hdr));
void	bfd_bsd_truncate_arname PARAMS ((bfd *abfd, CONST char *filename,
					char *hdr));
void	bfd_gnu_truncate_arname PARAMS ((bfd *abfd, CONST char *filename,
					char *hdr));

boolean	bsd_write_armap PARAMS ((bfd *arch, unsigned int elength,
				  struct orl *map, unsigned int orl_count, int stridx));

boolean	coff_write_armap PARAMS ((bfd *arch, unsigned int elength,
				   struct orl *map, unsigned int orl_count, int stridx));

bfd *	bfd_generic_openr_next_archived_file PARAMS ((bfd *archive,
						     bfd *last_file));

int	bfd_generic_stat_arch_elt PARAMS ((bfd *, struct stat *));

boolean	bfd_generic_get_section_contents PARAMS ((bfd *abfd, sec_ptr section,
 						  PTR location, file_ptr offset,
						  bfd_size_type count));

boolean	bfd_generic_set_section_contents PARAMS ((bfd *abfd, sec_ptr section,
						  PTR location, file_ptr offset,
						  bfd_size_type count));
\f
/* A routine to create entries for a bfd_link_hash_table.  */
extern struct bfd_hash_entry *_bfd_link_hash_newfunc
  PARAMS ((struct bfd_hash_entry *entry,
	   struct bfd_hash_table *table,
	   const char *string));

/* Initialize a bfd_link_hash_table.  */
extern boolean _bfd_link_hash_table_init
  PARAMS ((struct bfd_link_hash_table *, bfd *,
	   struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
				       struct bfd_hash_table *,
				       const char *)));

/* Generic link hash table creation routine.  */
extern struct bfd_link_hash_table *_bfd_generic_link_hash_table_create
  PARAMS ((bfd *));

/* Generic add symbol routine.  */
extern boolean _bfd_generic_link_add_symbols
  PARAMS ((bfd *, struct bfd_link_info *));

/* Generic archive add symbol routine.  */
extern boolean _bfd_generic_link_add_archive_symbols
  PARAMS ((bfd *, struct bfd_link_info *,
	   boolean (*checkfn) (bfd *, struct bfd_link_info *, boolean *)));

/* Forward declaration to avoid prototype errors.  */
typedef struct bfd_link_hash_entry _bfd_link_hash_entry;

/* Generic routine to add a single symbol.  */
extern boolean _bfd_generic_link_add_one_symbol
  PARAMS ((struct bfd_link_info *, bfd *, const char *name, flagword,
	   asection *, bfd_vma, const char *, boolean copy,
	   boolean constructor, unsigned int bitsize,
	   struct bfd_link_hash_entry **));

/* Generic link routine.  */
extern boolean _bfd_generic_final_link
  PARAMS ((bfd *, struct bfd_link_info *));

/* Default link order processing routine.  */
extern boolean _bfd_default_link_order
  PARAMS ((bfd *, struct bfd_link_info *, asection *,
	   struct bfd_link_order *));

/* Final link relocation routine.  */
extern bfd_reloc_status_type _bfd_final_link_relocate
  PARAMS ((const reloc_howto_type *, bfd *, asection *, bfd_byte *,
	   bfd_vma address, bfd_vma value, bfd_vma addend));

/* Relocate a particular location by a howto and a value.  */
extern bfd_reloc_status_type _bfd_relocate_contents
  PARAMS ((const reloc_howto_type *, bfd *, bfd_vma, bfd_byte *));
\f
/* Macros to tell if bfds are read or write enabled.

   Note that bfds open for read may be scribbled into if the fd passed
   to bfd_fdopenr is actually open both for read and write
   simultaneously.  However an output bfd will never be open for
   read.  Therefore sometimes you want to check bfd_read_p or
   !bfd_read_p, and only sometimes bfd_write_p.
*/

#define	bfd_read_p(abfd) ((abfd)->direction == read_direction || (abfd)->direction == both_direction)
#define	bfd_write_p(abfd) ((abfd)->direction == write_direction || (abfd)->direction == both_direction)

void	bfd_assert PARAMS ((char*,int));

#define BFD_ASSERT(x) \
{ if (!(x)) bfd_assert(__FILE__,__LINE__); }

#define BFD_FAIL() \
{ bfd_assert(__FILE__,__LINE__); }

FILE *	bfd_cache_lookup_worker PARAMS ((bfd *));

extern bfd *bfd_last_cache;
    
/* Now Steve, what's the story here? */
#ifdef lint
#define itos(x) "l"
#define stoi(x) 1
#else
#define itos(x) ((char*)(x))
#define stoi(x) ((int)(x))
#endif

/* Generic routine for close_and_cleanup is really just bfd_true.  */
#define	bfd_generic_close_and_cleanup	bfd_true

/* List of supported target vectors, and the default vector (if
   bfd_default_vector[0] is NULL, there is no default).  */
extern bfd_target *bfd_target_vector[];
extern bfd_target *bfd_default_vector[];

/* And more follows */

void 
bfd_check_init PARAMS ((void));

PTR  
bfd_xmalloc  PARAMS ((bfd_size_type size));

PTR 
bfd_xmalloc_by_size_t  PARAMS ((size_t size));

void 
bfd_write_bigendian_4byte_int PARAMS ((bfd *abfd,  int i));

unsigned int 
bfd_log2 PARAMS ((bfd_vma x));

#define BFD_CACHE_MAX_OPEN 10
extern bfd *bfd_last_cache;

#define bfd_cache_lookup(x) \
    ((x)==bfd_last_cache? \
      (FILE*)(bfd_last_cache->iostream): \
       bfd_cache_lookup_worker(x))
boolean 
bfd_cache_close  PARAMS ((bfd *abfd));

FILE* 
bfd_open_file PARAMS ((bfd *abfd));

FILE *
bfd_cache_lookup_worker PARAMS ((bfd *abfd));

void 
bfd_constructor_entry PARAMS ((bfd *abfd, 
    asymbol **symbol_ptr_ptr,
    CONST char*type));

const struct reloc_howto_struct *
bfd_default_reloc_type_lookup
 PARAMS ((bfd *abfd AND
    bfd_reloc_code_real_type  code));

boolean 
bfd_generic_relax_section
 PARAMS ((bfd *abfd,
    asection *section,
    struct bfd_link_info *,
    asymbol **symbols));

bfd_byte *

bfd_generic_get_relocated_section_contents  PARAMS ((bfd *abfd,
    struct bfd_link_info *link_info,
    struct bfd_link_order *link_order,
    bfd_byte *data,
    boolean relocateable,
    asymbol **symbols));

extern bfd_arch_info_type bfd_default_arch_struct;
boolean 
bfd_default_set_arch_mach PARAMS ((bfd *abfd,
    enum bfd_architecture arch,
    unsigned long mach));

void 
bfd_arch_init PARAMS ((void));

void 
bfd_arch_linkin PARAMS ((bfd_arch_info_type *ptr));

CONST bfd_arch_info_type *
bfd_default_compatible
 PARAMS ((CONST bfd_arch_info_type *a,
    CONST bfd_arch_info_type *b));

boolean 
bfd_default_scan PARAMS ((CONST struct bfd_arch_info *info, CONST char *string));

struct elf_internal_shdr *
bfd_elf_find_section  PARAMS ((bfd *abfd, char *name));
Commit	Line	Data
c618de01 SC	1	/* libbfd.h -- Declarations used by bfd library implementation.
c618de01 SC	2	(This include file is not for users of the library.)
14e3c2e4	3	Copyright 1990, 1991, 1992, 1993 Free Software Foundation, Inc.
c618de01	4	Written by Cygnus Support.
fc723380	5
c618de01	6	This file is part of BFD, the Binary File Descriptor library.
4a81b561	7
c618de01	8	This program is free software; you can redistribute it and/or modify
4a81b561	9	it under the terms of the GNU General Public License as published by
c618de01 SC	10	the Free Software Foundation; either version 2 of the License, or
c618de01 SC	11	(at your option) any later version.
4a81b561	12
c618de01	13	This program is distributed in the hope that it will be useful,
4a81b561 DHW	14	but WITHOUT ANY WARRANTY; without even the implied warranty of
	15	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	16	GNU General Public License for more details.
	17
	18	You should have received a copy of the GNU General Public License
c618de01 SC	19	along with this program; if not, write to the Free Software
c618de01 SC	20	Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
4a81b561	21
4c3721d5 ILT	22	/* Use builtin alloca for gcc. */
	23	#ifdef __GNUC__
	24	#ifndef alloca
	25	#define alloca __builtin_alloca
	26	#endif
	27	#endif
4a81b561	28
01dd1b2b SC	29	/* Align an address upward to a boundary, expressed as a number of bytes.
01dd1b2b SC	30	E.g. align to an 8-byte boundary with argument of 8. */
de0da6ce	31	#define BFD_ALIGN(this, boundary) \
01dd1b2b SC	32	((( (this) + ((boundary) -1)) & (~((boundary)-1))))
01dd1b2b SC	33
4a81b561 DHW	34	/* If you want to read and write large blocks, you might want to do it
	35	in quanta of this amount */
	36	#define DEFAULT_BUFFERSIZE 8192
	37
fc723380 JG	38	/* Set a tdata field. Can't use the other macros for this, since they
fc723380 JG	39	do casts, and casting to the left of assignment isn't portable. */
d5cd3c0e	40	#define set_tdata(bfd, v) ((bfd)->tdata.any = (PTR) (v))
fc723380 JG	41
	42	/* tdata for an archive. For an input archive, cache
	43	needs to be free()'d. For an output archive, symdefs do. */
4a81b561 DHW	44
	45	struct artdata {
	46	file_ptr first_file_filepos;
	47	/* Speed up searching the armap */
	48	struct ar_cache *cache;
	49	bfd archive_head; / Only interesting in output routines */
	50	carsym symdefs; / the symdef entries */
	51	symindex symdef_count; /* how many there are */
	52	char extended_names; / clever intel extension */
c188b0be DM	53	/* when more compilers are standard C, this can be a time_t */
c188b0be DM	54	long armap_timestamp; /* Timestamp value written into armap.
b5b4294e JG	55	This is used for BSD archives to check
	56	that the timestamp is recent enough
	57	for the BSD linker to not complain,
	58	just before we finish writing an
	59	archive. */
	60	file_ptr armap_datepos; /* Position within archive to seek to
	61	rewrite the date field. */
b59f0276	62	PTR tdata; /* Backend specific information. */
4a81b561 DHW	63	};
4a81b561 DHW	64
e98e6ec1	65	#define bfd_ardata(bfd) ((bfd)->tdata.aout_ar_data)
4a81b561 DHW	66
	67	/* Goes in bfd's arelt_data slot */
	68	struct areltdata {
	69	char * arch_header; /* it's actually a string */
	70	unsigned int parsed_size; /* octets of filesize not including ar_hdr */
	71	char filename; / null-terminated */
	72	};
	73
	74	#define arelt_size(bfd) (((struct areltdata *)((bfd)->arelt_data))->parsed_size)
	75
f4bd7a8f	76	char *bfd_zmalloc PARAMS ((bfd_size_type size));
9846338e	77
fc723380 JG	78	/* These routines allocate and free things on the BFD's obstack. Note
fc723380 JG	79	that realloc can never occur in place. */
4a81b561	80
6affd66a KR	81	PTR bfd_alloc PARAMS ((bfd *abfd, size_t size));
	82	PTR bfd_zalloc PARAMS ((bfd *abfd, size_t size));
	83	PTR bfd_realloc PARAMS ((bfd *abfd, PTR orig, size_t new));
	84	void bfd_alloc_grow PARAMS ((bfd *abfd, PTR thing, size_t size));
287c221d PB	85	PTR bfd_alloc_finish PARAMS ((bfd *abfd));
	86	PTR bfd_alloc_by_size_t PARAMS ((bfd *abfd, size_t wanted));
	87
	88	#define bfd_release(x,y) (void) obstack_free(&(x->memory),y)
	89
	90
	91	bfd_size_type bfd_read PARAMS ((PTR ptr, bfd_size_type size,
	92	bfd_size_type nitems, bfd *abfd));
	93	bfd_size_type bfd_write PARAMS ((CONST PTR ptr, bfd_size_type size,
	94	bfd_size_type nitems, bfd *abfd));
	95	int bfd_seek PARAMS ((bfd* CONST abfd, CONST file_ptr fp,
	96	CONST int direction));
	97	long bfd_tell PARAMS ((bfd *abfd));
	98
b5b4294e JG	99	int bfd_flush PARAMS ((bfd *abfd));
	100	int bfd_stat PARAMS ((bfd abfd, struct stat ));
	101
287c221d	102	bfd * _bfd_create_empty_archive_element_shell PARAMS ((bfd *obfd));
f4bd7a8f	103	bfd * _bfd_look_for_bfd_in_cache PARAMS ((bfd *arch_bfd, file_ptr index));
b59f0276	104	boolean _bfd_add_bfd_to_archive_cache PARAMS ((bfd , file_ptr, bfd ));
287c221d	105	boolean _bfd_generic_mkarchive PARAMS ((bfd *abfd));
b59f0276	106	struct areltdata * _bfd_snarf_ar_hdr PARAMS ((bfd *abfd));
287c221d PB	107	bfd_target * bfd_generic_archive_p PARAMS ((bfd *abfd));
287c221d PB	108	boolean bfd_slurp_armap PARAMS ((bfd *abfd));
898728d4	109	boolean bfd_slurp_bsd_armap_f2 PARAMS ((bfd *abfd));
287c221d PB	110	#define bfd_slurp_bsd_armap bfd_slurp_armap
	111	#define bfd_slurp_coff_armap bfd_slurp_armap
	112	boolean _bfd_slurp_extended_name_table PARAMS ((bfd *abfd));
	113	boolean _bfd_write_archive_contents PARAMS ((bfd *abfd));
f4bd7a8f DM	114	bfd _bfd_get_elt_at_filepos PARAMS ((bfd archive, file_ptr filepos));
f4bd7a8f DM	115	bfd * _bfd_new_bfd PARAMS ((void));
4a81b561 DHW	116
4a81b561 DHW	117	#define DEFAULT_STRING_SPACE_SIZE 0x2000
287c221d PB	118	boolean bfd_add_to_string_table PARAMS ((char *table, char new_string,
	119	unsigned int *table_length,
	120	char **free_ptr));
898728d4	121
287c221d PB	122	boolean bfd_false PARAMS ((bfd *ignore));
	123	boolean bfd_true PARAMS ((bfd *ignore));
	124	PTR bfd_nullvoidptr PARAMS ((bfd *ignore));
	125	int bfd_0 PARAMS ((bfd *ignore));
	126	unsigned int bfd_0u PARAMS ((bfd *ignore));
	127	void bfd_void PARAMS ((bfd *ignore));
	128
f4bd7a8f	129	bfd * _bfd_new_bfd_contained_in PARAMS ((bfd *));
287c221d PB	130	boolean _bfd_dummy_new_section_hook PARAMS ((bfd ignore, asection newsect));
	131	char * _bfd_dummy_core_file_failing_command PARAMS ((bfd *abfd));
	132	int _bfd_dummy_core_file_failing_signal PARAMS ((bfd *abfd));
	133	boolean _bfd_dummy_core_file_matches_executable_p PARAMS ((bfd *core_bfd,
4a81b561	134	bfd *exec_bfd));
287c221d	135	bfd_target * _bfd_dummy_target PARAMS ((bfd *abfd));
4a81b561	136
287c221d	137	void bfd_dont_truncate_arname PARAMS ((bfd abfd, CONST char filename,
69ebee86	138	char *hdr));
287c221d	139	void bfd_bsd_truncate_arname PARAMS ((bfd abfd, CONST char filename,
69ebee86	140	char *hdr));
287c221d	141	void bfd_gnu_truncate_arname PARAMS ((bfd abfd, CONST char filename,
69ebee86	142	char *hdr));
4a81b561	143
287c221d	144	boolean bsd_write_armap PARAMS ((bfd *arch, unsigned int elength,
01dd1b2b	145	struct orl *map, unsigned int orl_count, int stridx));
4a81b561	146
287c221d	147	boolean coff_write_armap PARAMS ((bfd *arch, unsigned int elength,
01dd1b2b	148	struct orl *map, unsigned int orl_count, int stridx));
4a81b561	149
287c221d	150	bfd * bfd_generic_openr_next_archived_file PARAMS ((bfd *archive,
2203f786	151	bfd *last_file));
4a81b561	152
287c221d	153	int bfd_generic_stat_arch_elt PARAMS ((bfd , struct stat ));
fc723380	154
287c221d PB	155	boolean bfd_generic_get_section_contents PARAMS ((bfd *abfd, sec_ptr section,
	156	PTR location, file_ptr offset,
	157	bfd_size_type count));
01dd1b2b	158
287c221d PB	159	boolean bfd_generic_set_section_contents PARAMS ((bfd *abfd, sec_ptr section,
	160	PTR location, file_ptr offset,
	161	bfd_size_type count));
4c3721d5 ILT	162	\f
	163	/* A routine to create entries for a bfd_link_hash_table. */
	164	extern struct bfd_hash_entry *_bfd_link_hash_newfunc
	165	PARAMS ((struct bfd_hash_entry *entry,
	166	struct bfd_hash_table *table,
	167	const char *string));
	168
	169	/* Initialize a bfd_link_hash_table. */
	170	extern boolean _bfd_link_hash_table_init
	171	PARAMS ((struct bfd_link_hash_table , bfd ,
	172	struct bfd_hash_entry () (struct bfd_hash_entry *,
	173	struct bfd_hash_table *,
	174	const char *)));
	175
	176	/* Generic link hash table creation routine. */
	177	extern struct bfd_link_hash_table *_bfd_generic_link_hash_table_create
	178	PARAMS ((bfd *));
	179
	180	/* Generic add symbol routine. */
	181	extern boolean _bfd_generic_link_add_symbols
	182	PARAMS ((bfd , struct bfd_link_info ));
	183
	184	/* Generic archive add symbol routine. */
	185	extern boolean _bfd_generic_link_add_archive_symbols
	186	PARAMS ((bfd , struct bfd_link_info ,
	187	boolean (checkfn) (bfd , struct bfd_link_info , boolean )));
	188
	189	/* Forward declaration to avoid prototype errors. */
	190	typedef struct bfd_link_hash_entry _bfd_link_hash_entry;
	191
	192	/* Generic routine to add a single symbol. */
	193	extern boolean _bfd_generic_link_add_one_symbol
	194	PARAMS ((struct bfd_link_info , bfd , const char *name, flagword,
	195	asection , bfd_vma, const char , boolean copy,
f4bd7a8f	196	boolean constructor, unsigned int bitsize,
4c3721d5 ILT	197	struct bfd_link_hash_entry **));
	198
	199	/* Generic link routine. */
	200	extern boolean _bfd_generic_final_link
	201	PARAMS ((bfd , struct bfd_link_info ));
	202
	203	/* Default link order processing routine. */
	204	extern boolean _bfd_default_link_order
	205	PARAMS ((bfd , struct bfd_link_info , asection *,
	206	struct bfd_link_order *));
	207
	208	/* Final link relocation routine. */
	209	extern bfd_reloc_status_type _bfd_final_link_relocate
	210	PARAMS ((const reloc_howto_type , bfd , asection , bfd_byte ,
	211	bfd_vma address, bfd_vma value, bfd_vma addend));
	212
	213	/* Relocate a particular location by a howto and a value. */
	214	extern bfd_reloc_status_type _bfd_relocate_contents
	215	PARAMS ((const reloc_howto_type , bfd , bfd_vma, bfd_byte *));
	216	\f
4a81b561 DHW	217	/* Macros to tell if bfds are read or write enabled.
	218
	219	Note that bfds open for read may be scribbled into if the fd passed
	220	to bfd_fdopenr is actually open both for read and write
	221	simultaneously. However an output bfd will never be open for
	222	read. Therefore sometimes you want to check bfd_read_p or
	223	!bfd_read_p, and only sometimes bfd_write_p.
	224	*/
	225
287c221d PB	226	#define bfd_read_p(abfd) ((abfd)->direction == read_direction \|\| (abfd)->direction == both_direction)
	227	#define bfd_write_p(abfd) ((abfd)->direction == write_direction \|\| (abfd)->direction == both_direction)
	228
	229	void bfd_assert PARAMS ((char*,int));
4a81b561	230
4a81b561 DHW	231	#define BFD_ASSERT(x) \
	232	{ if (!(x)) bfd_assert(__FILE__,__LINE__); }
	233
	234	#define BFD_FAIL() \
	235	{ bfd_assert(__FILE__,__LINE__); }
	236
287c221d	237	FILE * bfd_cache_lookup_worker PARAMS ((bfd *));
4a81b561 DHW	238
4a81b561 DHW	239	extern bfd *bfd_last_cache;
4a81b561 DHW	240
	241	/* Now Steve, what's the story here? */
	242	#ifdef lint
	243	#define itos(x) "l"
	244	#define stoi(x) 1
	245	#else
	246	#define itos(x) ((char*)(x))
	247	#define stoi(x) ((int)(x))
	248	#endif
69ebee86 JG	249
	250	/* Generic routine for close_and_cleanup is really just bfd_true. */
	251	#define bfd_generic_close_and_cleanup bfd_true
6f715d66	252
4c3721d5	253	/* List of supported target vectors, and the default vector (if
f4bd7a8f DM	254	bfd_default_vector[0] is NULL, there is no default). */
	255	extern bfd_target *bfd_target_vector[];
	256	extern bfd_target *bfd_default_vector[];
4c3721d5	257
b8d69097	258	/* And more follows */
6f715d66	259
fefb4b30 JG	260	void
	261	bfd_check_init PARAMS ((void));
	262
	263	PTR
e2756048	264	bfd_xmalloc PARAMS ((bfd_size_type size));
fefb4b30	265
6affd66a	266	PTR
e2756048	267	bfd_xmalloc_by_size_t PARAMS ((size_t size));
6affd66a	268
fefb4b30 JG	269	void
	270	bfd_write_bigendian_4byte_int PARAMS ((bfd *abfd, int i));
	271
3ceaa255	272	unsigned int
fefb4b30 JG	273	bfd_log2 PARAMS ((bfd_vma x));
fefb4b30 JG	274
6f715d66	275	#define BFD_CACHE_MAX_OPEN 10
6f715d66	276	extern bfd *bfd_last_cache;
e98e6ec1	277
6f715d66	278	#define bfd_cache_lookup(x) \
0cda46cf SC	279	((x)==bfd_last_cache? \
	280	(FILE*)(bfd_last_cache->iostream): \
	281	bfd_cache_lookup_worker(x))
fefb4b30	282	boolean
c188b0be	283	bfd_cache_close PARAMS ((bfd *abfd));
fefb4b30 JG	284
fefb4b30 JG	285	FILE*
c188b0be	286	bfd_open_file PARAMS ((bfd *abfd));
fefb4b30 JG	287
fefb4b30 JG	288	FILE *
c188b0be	289	bfd_cache_lookup_worker PARAMS ((bfd *abfd));
fefb4b30 JG	290
	291	void
	292	bfd_constructor_entry PARAMS ((bfd *abfd,
e98e6ec1 SC	293	asymbol **symbol_ptr_ptr,
e98e6ec1 SC	294	CONST char*type));
fefb4b30	295
e2756048	296	const struct reloc_howto_struct *
fefb4b30	297	bfd_default_reloc_type_lookup
14e3c2e4	298	PARAMS ((bfd *abfd AND
3860075f	299	bfd_reloc_code_real_type code));
fefb4b30 JG	300
	301	boolean
	302	bfd_generic_relax_section
	303	PARAMS ((bfd *abfd,
d58b7049	304	asection *section,
4c3721d5	305	struct bfd_link_info *,
d5cd3c0e	306	asymbol **symbols));
fefb4b30	307
e98e6ec1	308	bfd_byte *
fefb4b30	309
287c221d	310	bfd_generic_get_relocated_section_contents PARAMS ((bfd *abfd,
4c3721d5 ILT	311	struct bfd_link_info *link_info,
4c3721d5 ILT	312	struct bfd_link_order *link_order,
14e3c2e4	313	bfd_byte *data,
4c3721d5 ILT	314	boolean relocateable,
4c3721d5 ILT	315	asymbol **symbols));
14e3c2e4	316
e98e6ec1	317	extern bfd_arch_info_type bfd_default_arch_struct;
fefb4b30 JG	318	boolean
fefb4b30 JG	319	bfd_default_set_arch_mach PARAMS ((bfd *abfd,
e98e6ec1 SC	320	enum bfd_architecture arch,
e98e6ec1 SC	321	unsigned long mach));
fefb4b30	322
c188b0be	323	void
fefb4b30 JG	324	bfd_arch_init PARAMS ((void));
	325
	326	void
c188b0be	327	bfd_arch_linkin PARAMS ((bfd_arch_info_type *ptr));
fefb4b30 JG	328
	329	CONST bfd_arch_info_type *
	330	bfd_default_compatible
	331	PARAMS ((CONST bfd_arch_info_type *a,
e98e6ec1	332	CONST bfd_arch_info_type *b));
fefb4b30 JG	333
fefb4b30 JG	334	boolean
c188b0be	335	bfd_default_scan PARAMS ((CONST struct bfd_arch_info info, CONST char string));
fefb4b30	336
3ceaa255	337	struct elf_internal_shdr *
6affd66a	338	bfd_elf_find_section PARAMS ((bfd abfd, char name));
fefb4b30	339