/* Main header file for the bfd library -- portable access to object files.
- Copyright 1990, 1991, 1992, 1993, 1994, 1995, 1996, 1997, 1998,
- 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008
- Free Software Foundation, Inc.
+ Copyright (C) 1990-2015 Free Software Foundation, Inc.
Contributed by Cygnus Support.
#ifndef __BFD_H_SEEN__
#define __BFD_H_SEEN__
+/* PR 14072: Ensure that config.h is included first. */
+#if !defined PACKAGE && !defined PACKAGE_VERSION
+#error config.h must be included before this header
+#endif
+
#ifdef __cplusplus
extern "C" {
#endif
#include "ansidecl.h"
#include "symcat.h"
+#include <sys/stat.h>
+
#if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
#ifndef SABER
/* This hack is to avoid a problem with some strict ANSI C preprocessors.
problem for example when trying to use STRING_COMMA_LEN to build
the arguments to the strncmp() macro. Hence this alternative
definition of strncmp is provided here.
-
+
Note - these macros do NOT work if STR2 is not a constant string. */
#define CONST_STRNEQ(STR1,STR2) (strncmp ((STR1), (STR2), sizeof (STR2) - 1) == 0)
/* strcpy() can have a similar problem, but since we know we are
#define LITSTRCPY(DEST,STR2) memcpy ((DEST), (STR2), sizeof (STR2))
+#define BFD_SUPPORTS_PLUGINS @supports_plugins@
+
/* The word size used by BFD on the host. This may be 64 with a 32
bit target if the host is 64 bit, or if other 64 bit targets have
been selected with --enable-targets, or if --enable-64-bit-bfd. */
typedef BFD_HOST_U_64_BIT bfd_size_type;
typedef BFD_HOST_U_64_BIT symvalue;
-#ifndef fprintf_vma
#if BFD_HOST_64BIT_LONG
-#define sprintf_vma(s,x) sprintf (s, "%016lx", x)
-#define fprintf_vma(f,x) fprintf (f, "%016lx", x)
-#elif BFD_HOST_64BIT_LONG_LONG
-#ifndef __MSVCRT__
-#define sprintf_vma(s,x) sprintf (s, "%016llx", x)
-#define fprintf_vma(f,x) fprintf (f, "%016llx", x)
-#else
-#define sprintf_vma(s,x) sprintf (s, "%016I64x", x)
-#define fprintf_vma(f,x) fprintf (f, "%016I64x", x)
-#endif
+#define BFD_VMA_FMT "l"
+#elif defined (__MSVCRT__)
+#define BFD_VMA_FMT "I64"
#else
-#define _bfd_int64_low(x) ((unsigned long) (((x) & 0xffffffff)))
-#define _bfd_int64_high(x) ((unsigned long) (((x) >> 32) & 0xffffffff))
-#define fprintf_vma(s,x) \
- fprintf ((s), "%08lx%08lx", _bfd_int64_high (x), _bfd_int64_low (x))
-#define sprintf_vma(s,x) \
- sprintf ((s), "%08lx%08lx", _bfd_int64_high (x), _bfd_int64_low (x))
+#define BFD_VMA_FMT "ll"
#endif
+
+#ifndef fprintf_vma
+#define sprintf_vma(s,x) sprintf (s, "%016" BFD_VMA_FMT "x", x)
+#define fprintf_vma(f,x) fprintf (f, "%016" BFD_VMA_FMT "x", x)
#endif
#else /* not BFD64 */
typedef unsigned long bfd_size_type;
/* Print a bfd_vma x on stream s. */
-#define fprintf_vma(s,x) fprintf (s, "%08lx", x)
-#define sprintf_vma(s,x) sprintf (s, "%08lx", x)
+#define BFD_VMA_FMT "l"
+#define fprintf_vma(s,x) fprintf (s, "%08" BFD_VMA_FMT "x", x)
+#define sprintf_vma(s,x) sprintf (s, "%08" BFD_VMA_FMT "x", x)
#endif /* not BFD64 */
typedef struct bfd_section *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_lma(bfd, ptr) ((ptr)->lma + 0)
-#define bfd_get_section_alignment(bfd, ptr) ((ptr)->alignment_power + 0)
+#define bfd_get_section_name(bfd, ptr) ((void) bfd, (ptr)->name)
+#define bfd_get_section_vma(bfd, ptr) ((void) bfd, (ptr)->vma)
+#define bfd_get_section_lma(bfd, ptr) ((void) bfd, (ptr)->lma)
+#define bfd_get_section_alignment(bfd, ptr) ((void) bfd, \
+ (ptr)->alignment_power)
#define bfd_section_name(bfd, ptr) ((ptr)->name)
#define bfd_section_size(bfd, ptr) ((ptr)->size)
#define bfd_get_section_size(ptr) ((ptr)->size)
#define bfd_section_vma(bfd, ptr) ((ptr)->vma)
#define bfd_section_lma(bfd, ptr) ((ptr)->lma)
#define bfd_section_alignment(bfd, ptr) ((ptr)->alignment_power)
-#define bfd_get_section_flags(bfd, ptr) ((ptr)->flags + 0)
-#define bfd_get_section_userdata(bfd, ptr) ((ptr)->userdata)
+#define bfd_get_section_flags(bfd, ptr) ((void) bfd, (ptr)->flags)
+#define bfd_get_section_userdata(bfd, ptr) ((void) bfd, (ptr)->userdata)
#define bfd_is_com_section(ptr) (((ptr)->flags & SEC_IS_COMMON) != 0)
-#define bfd_set_section_vma(bfd, ptr, val) (((ptr)->vma = (ptr)->lma = (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)
+#define bfd_get_section_limit_octets(bfd, sec) \
+ ((bfd)->direction != write_direction && (sec)->rawsize != 0 \
+ ? (sec)->rawsize : (sec)->size)
+
/* Find the address one past the end of SEC. */
#define bfd_get_section_limit(bfd, sec) \
- (((sec)->rawsize ? (sec)->rawsize : (sec)->size) \
- / bfd_octets_per_byte (bfd))
+ (bfd_get_section_limit_octets(bfd, sec) / bfd_octets_per_byte (bfd))
-/* Return TRUE if section has been discarded. */
-#define elf_discarded_section(sec) \
+/* Return TRUE if input section SEC has been discarded. */
+#define discarded_section(sec) \
(!bfd_is_abs_section (sec) \
&& bfd_is_abs_section ((sec)->output_section) \
- && (sec)->sec_info_type != ELF_INFO_TYPE_MERGE \
- && (sec)->sec_info_type != ELF_INFO_TYPE_JUST_SYMS)
-
-/* Forward define. */
-struct stat;
+ && (sec)->sec_info_type != SEC_INFO_TYPE_MERGE \
+ && (sec)->sec_info_type != SEC_INFO_TYPE_JUST_SYMS)
\f
typedef enum bfd_print_symbol
{
extern struct bfd_hash_entry *bfd_hash_insert
(struct bfd_hash_table *, const char *, unsigned long);
+/* Rename an entry in a hash table. */
+extern void bfd_hash_rename
+ (struct bfd_hash_table *, const char *, struct bfd_hash_entry *);
+
/* Replace an entry in a hash table. */
extern void bfd_hash_replace
(struct bfd_hash_table *, struct bfd_hash_entry *old,
/* Allows the default size of a hash table to be configured. New hash
tables allocated using bfd_hash_table_init will be created with
this size. */
-extern void bfd_hash_set_default_size (bfd_size_type);
+extern unsigned long bfd_hash_set_default_size (unsigned long);
/* This structure is used to keep track of stabs in sections
information while linking. */
#define bfd_get_symbol_leading_char(abfd) ((abfd)->xvec->symbol_leading_char)
-#define bfd_set_cacheable(abfd,bool) (((abfd)->cacheable = bool), TRUE)
-
extern bfd_boolean bfd_cache_close
(bfd *abfd);
/* NB: This declaration should match the autogenerated one in libbfd.h. */
bfd_uint64_t bfd_get_bits (const void *, int, bfd_boolean);
void bfd_put_bits (bfd_uint64_t, void *, int, bfd_boolean);
-extern bfd_boolean bfd_section_already_linked_table_init (void);
-extern void bfd_section_already_linked_table_free (void);
-\f
-/* Externally visible ECOFF routines. */
-
#if defined(__STDC__) || defined(ALMOST_STDC)
struct ecoff_debug_info;
struct ecoff_debug_swap;
struct bfd_symbol;
struct bfd_link_info;
struct bfd_link_hash_entry;
+struct bfd_section_already_linked;
struct bfd_elf_version_tree;
#endif
+
+extern bfd_boolean bfd_section_already_linked_table_init (void);
+extern void bfd_section_already_linked_table_free (void);
+extern bfd_boolean _bfd_handle_already_linked
+ (struct bfd_section *, struct bfd_section_already_linked *,
+ struct bfd_link_info *);
+\f
+/* Externally visible ECOFF routines. */
+
extern bfd_vma bfd_ecoff_get_gp_value
(bfd * abfd);
extern bfd_boolean bfd_ecoff_set_gp_value
(bfd *, struct bfd_link_info *);
extern bfd_boolean bfd_elf_get_bfd_needed_list
(bfd *, struct bfd_link_needed_list **);
+extern bfd_boolean bfd_elf_stack_segment_size (bfd *, struct bfd_link_info *,
+ const char *, bfd_vma);
extern bfd_boolean bfd_elf_size_dynamic_sections
- (bfd *, const char *, const char *, const char *, const char * const *,
- struct bfd_link_info *, struct bfd_section **,
- struct bfd_elf_version_tree *);
+ (bfd *, const char *, const char *, const char *, const char *, const char *,
+ const char * const *, struct bfd_link_info *, struct bfd_section **);
extern bfd_boolean bfd_elf_size_dynsym_hash_dynstr
(bfd *, struct bfd_link_info *);
extern void bfd_elf_set_dt_needed_name
(bfd *);
extern struct bfd_link_needed_list *bfd_elf_get_runpath_list
(bfd *, struct bfd_link_info *);
-extern bfd_boolean bfd_elf_discard_info
+extern int bfd_elf_discard_info
(bfd *, struct bfd_link_info *);
extern unsigned int _bfd_elf_default_action_discarded
(struct bfd_section *);
(bfd *abfd, void *phdrs);
/* Create a new BFD as if by bfd_openr. Rather than opening a file,
- reconstruct an ELF file by reading the segments out of remote memory
- based on the ELF file header at EHDR_VMA and the ELF program headers it
- points to. If not null, *LOADBASEP is filled in with the difference
- between the VMAs from which the segments were read, and the VMAs the
- file headers (and hence BFD's idea of each section's VMA) put them at.
-
- The function TARGET_READ_MEMORY is called to copy LEN bytes from the
- remote memory at target address VMA into the local buffer at MYADDR; it
- should return zero on success or an `errno' code on failure. TEMPL must
- be a BFD for an ELF target with the word size and byte order found in
- the remote memory. */
+ reconstruct an ELF file by reading the segments out of remote
+ memory based on the ELF file header at EHDR_VMA and the ELF program
+ headers it points to. If non-zero, SIZE is the known extent of the
+ object. If not null, *LOADBASEP is filled in with the difference
+ between the VMAs from which the segments were read, and the VMAs
+ the file headers (and hence BFD's idea of each section's VMA) put
+ them at.
+
+ The function TARGET_READ_MEMORY is called to copy LEN bytes from
+ the remote memory at target address VMA into the local buffer at
+ MYADDR; it should return zero on success or an `errno' code on
+ failure. TEMPL must be a BFD for a target with the word size and
+ byte order found in the remote memory. */
extern bfd *bfd_elf_bfd_from_remote_memory
- (bfd *templ, bfd_vma ehdr_vma, bfd_vma *loadbasep,
- int (*target_read_memory) (bfd_vma vma, bfd_byte *myaddr, int len));
-
-/* Return the arch_size field of an elf bfd, or -1 if not elf. */
-extern int bfd_get_arch_size
- (bfd *);
-
-/* Return TRUE if address "naturally" sign extends, or -1 if not elf. */
-extern int bfd_get_sign_extend_vma
- (bfd *);
+ (bfd *templ, bfd_vma ehdr_vma, bfd_size_type size, bfd_vma *loadbasep,
+ int (*target_read_memory) (bfd_vma vma, bfd_byte *myaddr,
+ bfd_size_type len));
extern struct bfd_section *_bfd_elf_tls_setup
(bfd *, struct bfd_link_info *);
+extern struct bfd_section *
+_bfd_nearby_section (bfd *, struct bfd_section *, bfd_vma);
+
extern void _bfd_fix_excluded_sec_syms
(bfd *, struct bfd_link_info *);
(bfd *, struct bfd_link_info *, struct bfd_section *, struct bfd_section *,
char **);
+extern bfd_boolean bfd_cr16_elf32_create_embedded_relocs
+ (bfd *, struct bfd_link_info *, struct bfd_section *, struct bfd_section *,
+ char **);
+
/* SunOS shared library support routines for the linker. */
extern struct bfd_link_needed_list *bfd_sunos_get_needed_list
/* XCOFF support routines for the linker. */
+extern bfd_boolean bfd_xcoff_split_import_path
+ (bfd *, const char *, const char **, const char **);
+extern bfd_boolean bfd_xcoff_set_archive_import_path
+ (struct bfd_link_info *, bfd *, const char *);
extern bfd_boolean bfd_xcoff_link_record_set
(bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *, bfd_size_type);
extern bfd_boolean bfd_xcoff_import_symbol
extern bfd_boolean bfd_xcoff_size_dynamic_sections
(bfd *, struct bfd_link_info *, const char *, const char *,
unsigned long, unsigned long, unsigned long, bfd_boolean,
- int, bfd_boolean, bfd_boolean, struct bfd_section **, bfd_boolean);
+ int, bfd_boolean, unsigned int, struct bfd_section **, bfd_boolean);
extern bfd_boolean bfd_xcoff_link_generate_rtinit
(bfd *, const char *, const char *, bfd_boolean);
union internal_auxent;
#endif
-extern bfd_boolean bfd_coff_get_syment
- (bfd *, struct bfd_symbol *, struct internal_syment *);
-
-extern bfd_boolean bfd_coff_get_auxent
- (bfd *, struct bfd_symbol *, int, union internal_auxent *);
-
extern bfd_boolean bfd_coff_set_symbol_class
(bfd *, struct bfd_symbol *, unsigned int);
extern void bfd_elf32_arm_set_vfp11_fix
(bfd *, struct bfd_link_info *);
+extern void bfd_elf32_arm_set_cortex_a8_fix
+ (bfd *, struct bfd_link_info *);
+
extern bfd_boolean bfd_elf32_arm_vfp11_erratum_scan
(bfd *, struct bfd_link_info *);
void bfd_elf32_arm_set_target_relocs
(bfd *, struct bfd_link_info *, int, char *, int, int, bfd_arm_vfp11_fix,
- int, int, int);
+ int, int, int, int, int);
extern bfd_boolean bfd_elf32_arm_get_bfd_for_interworking
(bfd *, struct bfd_link_info *);
extern bfd_boolean bfd_elf32_arm_add_glue_sections_to_bfd
(bfd *, struct bfd_link_info *);
-/* ELF ARM mapping symbol support */
+/* ELF ARM mapping symbol support. */
#define BFD_ARM_SPECIAL_SYM_TYPE_MAP (1 << 0)
#define BFD_ARM_SPECIAL_SYM_TYPE_TAG (1 << 1)
#define BFD_ARM_SPECIAL_SYM_TYPE_OTHER (1 << 2)
#define BFD_ARM_SPECIAL_SYM_TYPE_ANY (~0)
+
extern bfd_boolean bfd_is_arm_special_symbol_name
- (const char * name, int type);
+ (const char *, int);
+
+extern void bfd_elf32_arm_set_byteswap_code
+ (struct bfd_link_info *, int);
-extern void bfd_elf32_arm_set_byteswap_code (struct bfd_link_info *, int);
+extern void bfd_elf32_arm_use_long_plt (void);
/* ARM Note section processing. */
extern bfd_boolean bfd_arm_merge_machines
(struct bfd_link_info *, struct bfd_section *);
extern bfd_boolean elf32_arm_size_stubs
(bfd *, bfd *, struct bfd_link_info *, bfd_signed_vma,
- struct bfd_section * (*) (const char *, struct bfd_section *), void (*) (void));
+ struct bfd_section * (*) (const char *, struct bfd_section *, unsigned int),
+ void (*) (void));
extern bfd_boolean elf32_arm_build_stubs
(struct bfd_link_info *);
-
+
+/* ARM unwind section editing support. */
+extern bfd_boolean elf32_arm_fix_exidx_coverage
+(struct bfd_section **, unsigned int, struct bfd_link_info *, bfd_boolean);
+
+/* C6x unwind section editing support. */
+extern bfd_boolean elf32_tic6x_fix_exidx_coverage
+(struct bfd_section **, unsigned int, struct bfd_link_info *, bfd_boolean);
+
+/* PowerPC @tls opcode transform/validate. */
+extern unsigned int _bfd_elf_ppc_at_tls_transform
+ (unsigned int, unsigned int);
+/* PowerPC @tprel opcode transform/validate. */
+extern unsigned int _bfd_elf_ppc_at_tprel_transform
+ (unsigned int, unsigned int);
+
+extern void bfd_elf64_aarch64_init_maps
+ (bfd *);
+
+extern void bfd_elf32_aarch64_init_maps
+ (bfd *);
+
+extern void bfd_elf64_aarch64_set_options
+ (bfd *, struct bfd_link_info *, int, int, int, int);
+
+extern void bfd_elf32_aarch64_set_options
+ (bfd *, struct bfd_link_info *, int, int, int, int);
+
+/* ELF AArch64 mapping symbol support. */
+#define BFD_AARCH64_SPECIAL_SYM_TYPE_MAP (1 << 0)
+#define BFD_AARCH64_SPECIAL_SYM_TYPE_TAG (1 << 1)
+#define BFD_AARCH64_SPECIAL_SYM_TYPE_OTHER (1 << 2)
+#define BFD_AARCH64_SPECIAL_SYM_TYPE_ANY (~0)
+extern bfd_boolean bfd_is_aarch64_special_symbol_name
+ (const char * name, int type);
+
+/* AArch64 stub generation support for ELF64. Called from the linker. */
+extern int elf64_aarch64_setup_section_lists
+ (bfd *, struct bfd_link_info *);
+extern void elf64_aarch64_next_input_section
+ (struct bfd_link_info *, struct bfd_section *);
+extern bfd_boolean elf64_aarch64_size_stubs
+ (bfd *, bfd *, struct bfd_link_info *, bfd_signed_vma,
+ struct bfd_section * (*) (const char *, struct bfd_section *),
+ void (*) (void));
+extern bfd_boolean elf64_aarch64_build_stubs
+ (struct bfd_link_info *);
+/* AArch64 stub generation support for ELF32. Called from the linker. */
+extern int elf32_aarch64_setup_section_lists
+ (bfd *, struct bfd_link_info *);
+extern void elf32_aarch64_next_input_section
+ (struct bfd_link_info *, struct bfd_section *);
+extern bfd_boolean elf32_aarch64_size_stubs
+ (bfd *, bfd *, struct bfd_link_info *, bfd_signed_vma,
+ struct bfd_section * (*) (const char *, struct bfd_section *),
+ void (*) (void));
+extern bfd_boolean elf32_aarch64_build_stubs
+ (struct bfd_link_info *);
+
+
/* TI COFF load page support. */
extern void bfd_ticoff_set_section_load_page
(struct bfd_section *, int);
extern void bfd_elf64_ia64_after_parse
(int);
-
-/* This structure is used for a comdat section, as in PE. A comdat
- section is associated with a particular symbol. When the linker
- sees a comdat section, it keeps only one of the sections with a
- given name and associated with a given symbol. */
-
-struct coff_comdat_info
-{
- /* The name of the symbol associated with a comdat section. */
- const char *name;
-
- /* The local symbol table index of the symbol associated with a
- comdat section. This is only meaningful to the object file format
- specific code; it is not an index into the list returned by
- bfd_canonicalize_symtab. */
- long symbol;
-};
-
-extern struct coff_comdat_info *bfd_coff_get_comdat_section
- (bfd *, struct bfd_section *);
-
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