X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=bfd%2Fbfd-in.h;h=8605056aefe6837efbbaeaabd56564082506d1ed;hb=4900c4e60c75113e71f80722267dde68668204dd;hp=196bd70fed35d9f86eb6d3794545b99b8c0faf31;hpb=daa4adae63f91377fe9b3e8d7421a0ceb4a51e26;p=binutils-gdb.git

diff --git a/bfd/bfd-in.h b/bfd/bfd-in.h
index 196bd70fed3..8605056aefe 100644
--- a/bfd/bfd-in.h
+++ b/bfd/bfd-in.h
@@ -1,6 +1,6 @@
 /* Main header file for the bfd library -- portable access to object files.
 
-   Copyright (C) 1990-2016 Free Software Foundation, Inc.
+   Copyright (C) 1990-2022 Free Software Foundation, Inc.
 
    Contributed by Cygnus Support.
 
@@ -34,6 +34,11 @@ extern "C" {
 
 #include "ansidecl.h"
 #include "symcat.h"
+#include <stdint.h>
+#include <stdbool.h>
+#include "diagnostics.h"
+#include <stdarg.h>
+#include <string.h>
 #include <sys/stat.h>
 
 #if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE)
@@ -53,23 +58,6 @@ extern "C" {
    comma and then the length of the string.  Doing this by hand
    is error prone, so using this macro is safer.  */
 #define STRING_COMMA_LEN(STR) (STR), (sizeof (STR) - 1)
-/* Unfortunately it is not possible to use the STRING_COMMA_LEN macro
-   to create the arguments to another macro, since the preprocessor
-   will mis-count the number of arguments to the outer macro (by not
-   evaluating STRING_COMMA_LEN and so missing the comma).  This is a
-   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
-     copying a constant string, we can use memcpy which will be faster
-     since there is no need to check for a NUL byte inside STR.  We
-     can also save time if we do not need to copy the terminating NUL.  */
-#define LITMEMCPY(DEST,STR2) memcpy ((DEST), (STR2), sizeof (STR2) - 1)
-#define LITSTRCPY(DEST,STR2) memcpy ((DEST), (STR2), sizeof (STR2))
-
 
 #define BFD_SUPPORTS_PLUGINS @supports_plugins@
 
@@ -81,117 +69,70 @@ extern "C" {
 /* The word size of the default bfd target.  */
 #define BFD_DEFAULT_TARGET_SIZE @bfd_default_target_size@
 
-#define BFD_HOST_64BIT_LONG @BFD_HOST_64BIT_LONG@
-#define BFD_HOST_64BIT_LONG_LONG @BFD_HOST_64BIT_LONG_LONG@
-#if @BFD_HOST_64_BIT_DEFINED@
-#define BFD_HOST_64_BIT @BFD_HOST_64_BIT@
-#define BFD_HOST_U_64_BIT @BFD_HOST_U_64_BIT@
-typedef BFD_HOST_64_BIT bfd_int64_t;
-typedef BFD_HOST_U_64_BIT bfd_uint64_t;
-#endif
+#include <inttypes.h>
 
 #if BFD_ARCH_SIZE >= 64
 #define BFD64
 #endif
 
-#ifndef INLINE
-#if __GNUC__ >= 2
-#define INLINE __inline__
-#else
-#define INLINE
-#endif
-#endif
-
-/* Declaring a type wide enough to hold a host long and a host pointer.  */
-#define BFD_HOSTPTR_T	@BFD_HOSTPTR_T@
-typedef BFD_HOSTPTR_T bfd_hostptr_t;
-
 /* Forward declaration.  */
 typedef struct bfd bfd;
 
-/* Boolean type used in bfd.  Too many systems define their own
-   versions of "boolean" for us to safely typedef a "boolean" of
-   our own.  Using an enum for "bfd_boolean" has its own set of
-   problems, with strange looking casts required to avoid warnings
-   on some older compilers.  Thus we just use an int.
-
+/* Boolean type used in bfd.
    General rule: Functions which are bfd_boolean return TRUE on
    success and FALSE on failure (unless they're a predicate).  */
 
-typedef int bfd_boolean;
-#undef FALSE
-#undef TRUE
-#define FALSE 0
-#define TRUE 1
-
-#ifdef BFD64
-
-#ifndef BFD_HOST_64_BIT
- #error No 64 bit integer type available
-#endif /* ! defined (BFD_HOST_64_BIT) */
-
-typedef BFD_HOST_U_64_BIT bfd_vma;
-typedef BFD_HOST_64_BIT bfd_signed_vma;
-typedef BFD_HOST_U_64_BIT bfd_size_type;
-typedef BFD_HOST_U_64_BIT symvalue;
-
-#if BFD_HOST_64BIT_LONG
-#define BFD_VMA_FMT "l"
-#elif defined (__MSVCRT__)
-#define BFD_VMA_FMT "I64"
+#ifdef POISON_BFD_BOOLEAN
+# pragma GCC poison bfd_boolean
 #else
-#define BFD_VMA_FMT "ll"
+# define bfd_boolean bool
+# undef FALSE
+# undef TRUE
+# define FALSE 0
+# define TRUE 1
 #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
+/* Silence "applying zero offset to null pointer" UBSAN warnings.  */
+#define PTR_ADD(P,A) ((A) != 0 ? (P) + (A) : (P))
+/* Also prevent non-zero offsets from being applied to a null pointer.  */
+#define NPTR_ADD(P,A) ((P) != NULL ? (P) + (A) : (P))
 
-#else /* not BFD64  */
+#ifdef BFD64
 
 /* Represent a target address.  Also used as a generic unsigned type
    which is guaranteed to be big enough to hold any arithmetic types
    we need to deal with.  */
-typedef unsigned long bfd_vma;
+typedef uint64_t bfd_vma;
 
 /* A generic signed type which is guaranteed to be big enough to hold any
    arithmetic types we need to deal with.  Can be assumed to be compatible
    with bfd_vma in the same way that signed and unsigned ints are compatible
    (as parameters, in assignment, etc).  */
-typedef long bfd_signed_vma;
+typedef int64_t bfd_signed_vma;
+
+typedef uint64_t bfd_size_type;
+typedef uint64_t symvalue;
+
+#else /* not BFD64  */
 
+typedef unsigned long bfd_vma;
+typedef long bfd_signed_vma;
 typedef unsigned long symvalue;
 typedef unsigned long bfd_size_type;
 
-/* Print a bfd_vma x on stream s.  */
-#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  */
 
 #define HALF_BFD_SIZE_TYPE \
   (((bfd_size_type) 1) << (8 * sizeof (bfd_size_type) / 2))
 
-#ifndef BFD_HOST_64_BIT
-/* Fall back on a 32 bit type.  The idea is to make these types always
-   available for function return types, but in the case that
-   BFD_HOST_64_BIT is undefined such a function should abort or
-   otherwise signal an error.  */
-typedef bfd_signed_vma bfd_int64_t;
-typedef bfd_vma bfd_uint64_t;
-#endif
-
 /* An offset into a file.  BFD always uses the largest possible offset
    based on the build time availability of fseek, fseeko, or fseeko64.  */
 typedef @bfd_file_ptr@ file_ptr;
-typedef unsigned @bfd_file_ptr@ ufile_ptr;
+typedef @bfd_ufile_ptr@ ufile_ptr;
 
 extern void bfd_sprintf_vma (bfd *, char *, bfd_vma);
 extern void bfd_fprintf_vma (bfd *, void *, bfd_vma);
 
-#define printf_vma(x) fprintf_vma(stdout,x)
 #define bfd_printf_vma(abfd,x) bfd_fprintf_vma (abfd,stdout,x)
 
 typedef unsigned int flagword;	/* 32 bits of flags */
@@ -214,39 +155,20 @@ bfd_format;
 /* A count of carsyms (canonical archive symbols).  */
 typedef unsigned long symindex;
 
-/* How to perform a relocation.  */
-typedef const struct reloc_howto_struct reloc_howto_type;
-
 #define BFD_NO_MORE_SYMBOLS ((symindex) ~0)
 
-/* General purpose part of a symbol X;
-   target specific parts are in libcoff.h, libaout.h, etc.  */
-
-#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->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)			\
-  (((x)->flags & BSF_SYNTHETIC) != 0		\
-   ? bfd_target_unknown_flavour			\
-   : bfd_asymbol_bfd (x)->xvec->flavour)
-
 /* A canonical archive symbol.  */
 /* This is a type pun with struct ranlib on purpose!  */
 typedef struct carsym
 {
-  char *name;
+  const char *name;
   file_ptr file_offset;	/* Look here to find the file.  */
 }
 carsym;			/* To make these you call a carsymogen.  */
 
 /* Used in generating armaps (archive tables of contents).
    Perhaps just a forward definition would do?  */
-struct orl 			/* Output ranlib.  */
+struct orl		/* Output ranlib.  */
 {
   char **name;		/* Symbol name.  */
   union
@@ -256,7 +178,7 @@ struct orl 			/* Output ranlib.  */
   } u;			/* bfd* or file position.  */
   int namidx;		/* Index into string table.  */
 };
-
+
 /* Linenumber stuff.  */
 typedef struct lineno_cache_entry
 {
@@ -264,48 +186,25 @@ typedef struct lineno_cache_entry
   union
   {
     struct bfd_symbol *sym;	/* Function name.  */
-    bfd_vma offset;	    		/* Offset into section.  */
+    bfd_vma offset;		/* Offset into section.  */
   } u;
 }
 alent;
 
 /* Object and core file sections.  */
+typedef struct bfd_section *sec_ptr;
 
 #define	align_power(addr, align)	\
   (((addr) + ((bfd_vma) 1 << (align)) - 1) & (-((bfd_vma) 1 << (align))))
 
-typedef struct bfd_section *sec_ptr;
-
-#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) ((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_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) \
-  (bfd_get_section_limit_octets(bfd, sec) / bfd_octets_per_byte (bfd))
-
-/* 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 != SEC_INFO_TYPE_MERGE		\
-   && (sec)->sec_info_type != SEC_INFO_TYPE_JUST_SYMS)
+/* 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.  Take care never
+   to wrap around if the address is within boundary-1 of the end of the
+   address space.  */
+#define BFD_ALIGN(this, boundary)					  \
+  ((((bfd_vma) (this) + (boundary) - 1) >= (bfd_vma) (this))		  \
+   ? (((bfd_vma) (this) + ((boundary) - 1)) & ~ (bfd_vma) ((boundary)-1)) \
+   : ~ (bfd_vma) 0)
 
 typedef enum bfd_print_symbol
 {
@@ -320,11 +219,11 @@ typedef struct _symbol_info
 {
   symvalue value;
   char type;
-  const char *name;            /* Symbol name.  */
-  unsigned char stab_type;     /* Stab type.  */
-  char stab_other;             /* Stab other.  */
-  short stab_desc;             /* Stab desc.  */
-  const char *stab_name;       /* String for stab type.  */
+  const char *name;		/* Symbol name.  */
+  unsigned char stab_type;	/* Stab type.  */
+  char stab_other;		/* Stab other.  */
+  short stab_desc;		/* Stab desc.  */
+  const char *stab_name;	/* String for stab type.  */
 } symbol_info;
 
 /* Get the name of a stabs type code.  */
@@ -362,7 +261,7 @@ struct bfd_hash_table
      only if the argument is NULL.  */
   struct bfd_hash_entry *(*newfunc)
     (struct bfd_hash_entry *, struct bfd_hash_table *, const char *);
-   /* An objalloc for this hash table.  This is a struct objalloc *,
+  /* An objalloc for this hash table.  This is a struct objalloc *,
      but we use void * to avoid requiring the inclusion of objalloc.h.  */
   void *memory;
   /* The number of slots in the hash table.  */
@@ -376,7 +275,7 @@ struct bfd_hash_table
 };
 
 /* Initialize a hash table.  */
-extern bfd_boolean bfd_hash_table_init
+extern bool bfd_hash_table_init
   (struct bfd_hash_table *,
    struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
 			       struct bfd_hash_table *,
@@ -384,7 +283,7 @@ extern bfd_boolean bfd_hash_table_init
    unsigned int);
 
 /* Initialize a hash table specifying a size.  */
-extern bfd_boolean bfd_hash_table_init_n
+extern bool bfd_hash_table_init_n
   (struct bfd_hash_table *,
    struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
 			       struct bfd_hash_table *,
@@ -400,8 +299,7 @@ extern void bfd_hash_table_free
    COPY argument must be TRUE if this routine should copy the string
    into newly allocated memory when adding an entry.  */
 extern struct bfd_hash_entry *bfd_hash_lookup
-  (struct bfd_hash_table *, const char *, bfd_boolean create,
-   bfd_boolean copy);
+  (struct bfd_hash_table *, const char *, bool create, bool copy);
 
 /* Insert an entry in a hash table.  */
 extern struct bfd_hash_entry *bfd_hash_insert
@@ -429,7 +327,7 @@ extern void *bfd_hash_allocate
    INFO argument is passed to the function.  */
 extern void bfd_hash_traverse
   (struct bfd_hash_table *,
-   bfd_boolean (*) (struct bfd_hash_entry *, void *),
+   bool (*) (struct bfd_hash_entry *, void *),
    void *info);
 
 /* Allows the default size of a hash table to be configured. New hash
@@ -477,72 +375,37 @@ extern int bfd_stat (bfd *, struct stat *);
 /* Deprecated old routines.  */
 #if __GNUC__
 #define bfd_read(BUF, ELTSIZE, NITEMS, ABFD)				\
-  (warn_deprecated ("bfd_read", __FILE__, __LINE__, __FUNCTION__),	\
+  (_bfd_warn_deprecated ("bfd_read", __FILE__, __LINE__, __FUNCTION__),	\
    bfd_bread ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
 #define bfd_write(BUF, ELTSIZE, NITEMS, ABFD)				\
-  (warn_deprecated ("bfd_write", __FILE__, __LINE__, __FUNCTION__),	\
+  (_bfd_warn_deprecated ("bfd_write", __FILE__, __LINE__, __FUNCTION__), \
    bfd_bwrite ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
 #else
 #define bfd_read(BUF, ELTSIZE, NITEMS, ABFD)				\
-  (warn_deprecated ("bfd_read", (const char *) 0, 0, (const char *) 0), \
+  (_bfd_warn_deprecated ("bfd_read", (const char *) 0, 0, (const char *) 0), \
    bfd_bread ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
 #define bfd_write(BUF, ELTSIZE, NITEMS, ABFD)				\
-  (warn_deprecated ("bfd_write", (const char *) 0, 0, (const char *) 0),\
+  (_bfd_warn_deprecated ("bfd_write", (const char *) 0, 0, (const char *) 0),\
    bfd_bwrite ((BUF), (ELTSIZE) * (NITEMS), (ABFD)))
 #endif
-extern void warn_deprecated (const char *, const char *, int, const char *);
-
-/* Cast from const char * to char * so that caller can assign to
-   a char * without a warning.  */
-#define bfd_get_filename(abfd) ((char *) (abfd)->filename)
-#define bfd_get_cacheable(abfd) ((abfd)->cacheable)
-#define bfd_get_format(abfd) ((abfd)->format)
-#define bfd_get_target(abfd) ((abfd)->xvec->name)
-#define bfd_get_flavour(abfd) ((abfd)->xvec->flavour)
-#define bfd_family_coff(abfd) \
-  (bfd_get_flavour (abfd) == bfd_target_coff_flavour || \
-   bfd_get_flavour (abfd) == bfd_target_xcoff_flavour)
-#define bfd_big_endian(abfd) ((abfd)->xvec->byteorder == BFD_ENDIAN_BIG)
-#define bfd_little_endian(abfd) ((abfd)->xvec->byteorder == BFD_ENDIAN_LITTLE)
-#define bfd_header_big_endian(abfd) \
-  ((abfd)->xvec->header_byteorder == BFD_ENDIAN_BIG)
-#define bfd_header_little_endian(abfd) \
-  ((abfd)->xvec->header_byteorder == BFD_ENDIAN_LITTLE)
-#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_has_map(abfd) ((abfd)->has_armap)
-#define bfd_is_thin_archive(abfd) ((abfd)->is_thin_archive)
-
-#define bfd_valid_reloc_types(abfd) ((abfd)->xvec->valid_reloc_types)
-#define bfd_usrdata(abfd) ((abfd)->usrdata)
-
-#define bfd_get_start_address(abfd) ((abfd)->start_address)
-#define bfd_get_symcount(abfd) ((abfd)->symcount)
-#define bfd_get_outsymbols(abfd) ((abfd)->outsymbols)
-#define bfd_count_sections(abfd) ((abfd)->section_count)
-
-#define bfd_get_dynamic_symcount(abfd) ((abfd)->dynsymcount)
-
-#define bfd_get_symbol_leading_char(abfd) ((abfd)->xvec->symbol_leading_char)
-
-extern bfd_boolean bfd_cache_close
+extern void _bfd_warn_deprecated (const char *, const char *, int, const char *);
+
+extern bool bfd_cache_close
   (bfd *abfd);
 /* NB: This declaration should match the autogenerated one in libbfd.h.  */
 
-extern bfd_boolean bfd_cache_close_all (void);
+extern bool bfd_cache_close_all (void);
 
-extern bfd_boolean bfd_record_phdr
-  (bfd *, unsigned long, bfd_boolean, flagword, bfd_boolean, bfd_vma,
-   bfd_boolean, bfd_boolean, unsigned int, struct bfd_section **);
+extern bool bfd_record_phdr
+  (bfd *, unsigned long, bool, flagword, bool, bfd_vma,
+   bool, bool, unsigned int, struct bfd_section **);
 
 /* Byte swapping routines.  */
 
-bfd_uint64_t bfd_getb64 (const void *);
-bfd_uint64_t bfd_getl64 (const void *);
-bfd_int64_t bfd_getb_signed_64 (const void *);
-bfd_int64_t bfd_getl_signed_64 (const void *);
+uint64_t bfd_getb64 (const void *);
+uint64_t bfd_getl64 (const void *);
+int64_t bfd_getb_signed_64 (const void *);
+int64_t bfd_getl_signed_64 (const void *);
 bfd_vma bfd_getb32 (const void *);
 bfd_vma bfd_getl32 (const void *);
 bfd_signed_vma bfd_getb_signed_32 (const void *);
@@ -551,211 +414,20 @@ bfd_vma bfd_getb16 (const void *);
 bfd_vma bfd_getl16 (const void *);
 bfd_signed_vma bfd_getb_signed_16 (const void *);
 bfd_signed_vma bfd_getl_signed_16 (const void *);
-void bfd_putb64 (bfd_uint64_t, void *);
-void bfd_putl64 (bfd_uint64_t, void *);
+void bfd_putb64 (uint64_t, void *);
+void bfd_putl64 (uint64_t, void *);
 void bfd_putb32 (bfd_vma, void *);
 void bfd_putl32 (bfd_vma, void *);
+void bfd_putb24 (bfd_vma, void *);
+void bfd_putl24 (bfd_vma, void *);
 void bfd_putb16 (bfd_vma, void *);
 void bfd_putl16 (bfd_vma, void *);
 
 /* Byte swapping routines which take size and endiannes as arguments.  */
 
-bfd_uint64_t bfd_get_bits (const void *, int, bfd_boolean);
-void bfd_put_bits (bfd_uint64_t, void *, int, bfd_boolean);
-
-#if defined(__STDC__) || defined(ALMOST_STDC)
-struct ecoff_debug_info;
-struct ecoff_debug_swap;
-struct ecoff_extr;
-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 *);
-
-/* Externally visible ECOFF routines.  */
-
-extern bfd_vma bfd_ecoff_get_gp_value
-  (bfd * abfd);
-extern bfd_boolean bfd_ecoff_set_gp_value
-  (bfd *abfd, bfd_vma gp_value);
-extern bfd_boolean bfd_ecoff_set_regmasks
-  (bfd *abfd, unsigned long gprmask, unsigned long fprmask,
-   unsigned long *cprmask);
-extern void *bfd_ecoff_debug_init
-  (bfd *output_bfd, struct ecoff_debug_info *output_debug,
-   const struct ecoff_debug_swap *output_swap, struct bfd_link_info *);
-extern void bfd_ecoff_debug_free
-  (void *handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
-   const struct ecoff_debug_swap *output_swap, struct bfd_link_info *);
-extern bfd_boolean bfd_ecoff_debug_accumulate
-  (void *handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
-   const struct ecoff_debug_swap *output_swap, bfd *input_bfd,
-   struct ecoff_debug_info *input_debug,
-   const struct ecoff_debug_swap *input_swap, struct bfd_link_info *);
-extern bfd_boolean bfd_ecoff_debug_accumulate_other
-  (void *handle, bfd *output_bfd, struct ecoff_debug_info *output_debug,
-   const struct ecoff_debug_swap *output_swap, bfd *input_bfd,
-   struct bfd_link_info *);
-extern bfd_boolean bfd_ecoff_debug_externals
-  (bfd *abfd, struct ecoff_debug_info *debug,
-   const struct ecoff_debug_swap *swap, bfd_boolean relocatable,
-   bfd_boolean (*get_extr) (struct bfd_symbol *, struct ecoff_extr *),
-   void (*set_index) (struct bfd_symbol *, bfd_size_type));
-extern bfd_boolean bfd_ecoff_debug_one_external
-  (bfd *abfd, struct ecoff_debug_info *debug,
-   const struct ecoff_debug_swap *swap, const char *name,
-   struct ecoff_extr *esym);
-extern bfd_size_type bfd_ecoff_debug_size
-  (bfd *abfd, struct ecoff_debug_info *debug,
-   const struct ecoff_debug_swap *swap);
-extern bfd_boolean bfd_ecoff_write_debug
-  (bfd *abfd, struct ecoff_debug_info *debug,
-   const struct ecoff_debug_swap *swap, file_ptr where);
-extern bfd_boolean bfd_ecoff_write_accumulated_debug
-  (void *handle, bfd *abfd, struct ecoff_debug_info *debug,
-   const struct ecoff_debug_swap *swap,
-   struct bfd_link_info *info, file_ptr where);
-
-/* Externally visible ELF routines.  */
-
-struct bfd_link_needed_list
-{
-  struct bfd_link_needed_list *next;
-  bfd *by;
-  const char *name;
-};
-
-enum dynamic_lib_link_class {
-  DYN_NORMAL = 0,
-  DYN_AS_NEEDED = 1,
-  DYN_DT_NEEDED = 2,
-  DYN_NO_ADD_NEEDED = 4,
-  DYN_NO_NEEDED = 8
-};
-
-enum notice_asneeded_action {
-  notice_as_needed,
-  notice_not_needed,
-  notice_needed
-};
-
-extern bfd_boolean bfd_elf_record_link_assignment
-  (bfd *, struct bfd_link_info *, const char *, bfd_boolean,
-   bfd_boolean);
-extern struct bfd_link_needed_list *bfd_elf_get_needed_list
-  (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 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 *, const char *);
-extern const char *bfd_elf_get_dt_soname
-  (bfd *);
-extern void bfd_elf_set_dyn_lib_class
-  (bfd *, enum dynamic_lib_link_class);
-extern int bfd_elf_get_dyn_lib_class
-  (bfd *);
-extern struct bfd_link_needed_list *bfd_elf_get_runpath_list
-  (bfd *, struct bfd_link_info *);
-extern int bfd_elf_discard_info
-  (bfd *, struct bfd_link_info *);
-extern unsigned int _bfd_elf_default_action_discarded
-  (struct bfd_section *);
-
-/* Return an upper bound on the number of bytes required to store a
-   copy of ABFD's program header table entries.  Return -1 if an error
-   occurs; bfd_get_error will return an appropriate code.  */
-extern long bfd_get_elf_phdr_upper_bound
-  (bfd *abfd);
-
-/* Copy ABFD's program header table entries to *PHDRS.  The entries
-   will be stored as an array of Elf_Internal_Phdr structures, as
-   defined in include/elf/internal.h.  To find out how large the
-   buffer needs to be, call bfd_get_elf_phdr_upper_bound.
+uint64_t bfd_get_bits (const void *, int, bool);
+void bfd_put_bits (uint64_t, void *, int, bool);
 
-   Return the number of program header table entries read, or -1 if an
-   error occurs; bfd_get_error will return an appropriate code.  */
-extern int bfd_get_elf_phdrs
-  (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 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_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 *);
-
-extern unsigned bfd_m68k_mach_to_features (int);
-
-extern int bfd_m68k_features_to_mach (unsigned);
-
-extern bfd_boolean bfd_m68k_elf32_create_embedded_relocs
-  (bfd *, struct bfd_link_info *, struct bfd_section *, struct bfd_section *,
-   char **);
-
-extern void bfd_elf_m68k_set_target_options (struct bfd_link_info *, int);
-
-extern bfd_boolean bfd_bfin_elf32_create_embedded_relocs
-  (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
-  (bfd *, struct bfd_link_info *);
-extern bfd_boolean bfd_sunos_record_link_assignment
-  (bfd *, struct bfd_link_info *, const char *);
-extern bfd_boolean bfd_sunos_size_dynamic_sections
-  (bfd *, struct bfd_link_info *, struct bfd_section **,
-   struct bfd_section **, struct bfd_section **);
-
-/* Linux shared library support routines for the linker.  */
-
-extern bfd_boolean bfd_i386linux_size_dynamic_sections
-  (bfd *, struct bfd_link_info *);
-extern bfd_boolean bfd_m68klinux_size_dynamic_sections
-  (bfd *, struct bfd_link_info *);
-extern bfd_boolean bfd_sparclinux_size_dynamic_sections
-  (bfd *, struct bfd_link_info *);
 
 /* mmap hacks */
 
@@ -781,248 +453,41 @@ extern void bfd_init_window
   (bfd_window *);
 extern void bfd_free_window
   (bfd_window *);
-extern bfd_boolean bfd_get_file_window
-  (bfd *, file_ptr, bfd_size_type, bfd_window *, bfd_boolean);
-
-/* 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
-  (bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *, bfd_vma,
-   const char *, const char *, const char *, unsigned int);
-extern bfd_boolean bfd_xcoff_export_symbol
-  (bfd *, struct bfd_link_info *, struct bfd_link_hash_entry *);
-extern bfd_boolean bfd_xcoff_link_count_reloc
-  (bfd *, struct bfd_link_info *, const char *);
-extern bfd_boolean bfd_xcoff_record_link_assignment
-  (bfd *, struct bfd_link_info *, const char *);
-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, unsigned int, struct bfd_section **, bfd_boolean);
-extern bfd_boolean bfd_xcoff_link_generate_rtinit
-  (bfd *, const char *, const char *, bfd_boolean);
-
-/* XCOFF support routines for ar.  */
-extern bfd_boolean bfd_xcoff_ar_archive_set_magic
-  (bfd *, char *);
-
-/* Externally visible COFF routines.  */
-
-#if defined(__STDC__) || defined(ALMOST_STDC)
-struct internal_syment;
-union internal_auxent;
-#endif
-
-extern bfd_boolean bfd_coff_set_symbol_class
-  (bfd *, struct bfd_symbol *, unsigned int);
-
-extern bfd_boolean bfd_m68k_coff_create_embedded_relocs
-  (bfd *, struct bfd_link_info *, struct bfd_section *, struct bfd_section *, char **);
-
-/* ARM VFP11 erratum workaround support.  */
-typedef enum
-{
-  BFD_ARM_VFP11_FIX_DEFAULT,
-  BFD_ARM_VFP11_FIX_NONE,
-  BFD_ARM_VFP11_FIX_SCALAR,
-  BFD_ARM_VFP11_FIX_VECTOR
-} bfd_arm_vfp11_fix;
-
-extern void bfd_elf32_arm_init_maps
-  (bfd *);
+extern bool bfd_get_file_window
+  (bfd *, file_ptr, bfd_size_type, bfd_window *, bool);
+
+/* Externally visible ELF routines.  */
 
-extern void bfd_elf32_arm_set_vfp11_fix
-  (bfd *, struct bfd_link_info *);
+/* 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 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.
 
-extern void bfd_elf32_arm_set_cortex_a8_fix
-  (bfd *, struct bfd_link_info *);
+   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_size_type size, bfd_vma *loadbasep,
+   int (*target_read_memory) (bfd_vma vma, bfd_byte *myaddr,
+			      bfd_size_type len));
 
-extern bfd_boolean bfd_elf32_arm_vfp11_erratum_scan
-  (bfd *, struct bfd_link_info *);
+/* Forward declarations.  */
+struct ecoff_debug_info;
+struct ecoff_debug_swap;
+struct ecoff_extr;
+struct bfd_link_info;
+struct bfd_link_hash_entry;
 
-extern void bfd_elf32_arm_vfp11_fix_veneer_locations
-  (bfd *, struct bfd_link_info *);
+/* Return TRUE if the start of STR matches PREFIX, FALSE otherwise.  */
 
-/* ARM STM STM32L4XX erratum workaround support.  */
-typedef enum
+static inline bool
+startswith (const char *str, const char *prefix)
 {
-  BFD_ARM_STM32L4XX_FIX_NONE,
-  BFD_ARM_STM32L4XX_FIX_DEFAULT,
-  BFD_ARM_STM32L4XX_FIX_ALL
-} bfd_arm_stm32l4xx_fix;
-
-extern void bfd_elf32_arm_set_stm32l4xx_fix
-  (bfd *, struct bfd_link_info *);
-
-extern bfd_boolean bfd_elf32_arm_stm32l4xx_erratum_scan
-  (bfd *, struct bfd_link_info *);
-
-extern void bfd_elf32_arm_stm32l4xx_fix_veneer_locations
-  (bfd *, struct bfd_link_info *);
-
-/* ARM Interworking support.  Called from linker.  */
-extern bfd_boolean bfd_arm_allocate_interworking_sections
-  (struct bfd_link_info *);
-
-extern bfd_boolean bfd_arm_process_before_allocation
-  (bfd *, struct bfd_link_info *, int);
-
-extern bfd_boolean bfd_arm_get_bfd_for_interworking
-  (bfd *, struct bfd_link_info *);
-
-/* PE ARM Interworking support.  Called from linker.  */
-extern bfd_boolean bfd_arm_pe_allocate_interworking_sections
-  (struct bfd_link_info *);
-
-extern bfd_boolean bfd_arm_pe_process_before_allocation
-  (bfd *, struct bfd_link_info *, int);
-
-extern bfd_boolean bfd_arm_pe_get_bfd_for_interworking
-  (bfd *, struct bfd_link_info *);
-
-/* ELF ARM Interworking support.  Called from linker.  */
-extern bfd_boolean bfd_elf32_arm_allocate_interworking_sections
-  (struct bfd_link_info *);
-
-extern bfd_boolean bfd_elf32_arm_process_before_allocation
-  (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,
-   bfd_arm_stm32l4xx_fix, 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 *);
-
-extern void bfd_elf32_arm_keep_private_stub_output_sections
-  (struct bfd_link_info *);
-
-/* 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 *, 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
-  (bfd *, bfd *);
-
-extern bfd_boolean bfd_arm_update_notes
-  (bfd *, const char *);
-
-extern unsigned int bfd_arm_get_mach_from_notes
-  (bfd *, const char *);
-
-/* ARM stub generation support.  Called from the linker.  */
-extern int elf32_arm_setup_section_lists
-  (bfd *, struct bfd_link_info *);
-extern void elf32_arm_next_input_section
-  (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 *,
-			     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, int, int);
-
-extern void bfd_elf32_aarch64_set_options
-  (bfd *, struct bfd_link_info *, int, int, 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 int bfd_ticoff_get_section_load_page
-  (struct bfd_section *);
-
-/* H8/300 functions.  */
-extern bfd_vma bfd_h8300_pad_address
-  (bfd *, bfd_vma);
-
-/* IA64 Itanium code generation.  Called from linker.  */
-extern void bfd_elf32_ia64_after_parse
-  (int);
-
-extern void bfd_elf64_ia64_after_parse
-  (int);
-
-/* V850 Note manipulation routines.  */
-extern bfd_boolean v850_elf_create_sections
-  (struct bfd_link_info *);
-
-extern bfd_boolean v850_elf_set_note
-  (bfd *, unsigned int, unsigned int);
+  return strncmp (str, prefix, strlen (prefix)) == 0;
+}