X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=bfd%2Fbfd-in.h;h=827cc1a6839f0b6a21b99d824f6955826efb8228;hb=8410a6589d7fd1e02489e7ab57bda0fcba305dba;hp=4d999b9f1d06c95025e39a2f3ae97195186d6edc;hpb=d0fb9a8d03cc6b0e81f50d601ab361704e3dedb7;p=deliverable%2Fbinutils-gdb.git diff --git a/bfd/bfd-in.h b/bfd/bfd-in.h index 4d999b9f1d..7cc35d9985 100644 --- a/bfd/bfd-in.h +++ b/bfd/bfd-in.h @@ -1,7 +1,6 @@ /* 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 Free Software Foundation, Inc. + Copyright (C) 1990-2019 Free Software Foundation, Inc. Contributed by Cygnus Support. @@ -9,7 +8,7 @@ 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 + the Free Software Foundation; either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, @@ -24,12 +23,22 @@ #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 "bfd_stdint.h" +#include "diagnostics.h" +#include +#include + #if defined (__STDC__) || defined (ALMOST_STDC) || defined (HAVE_STRINGIZE) #ifndef SABER /* This hack is to avoid a problem with some strict ANSI C preprocessors. @@ -42,6 +51,31 @@ extern "C" { #endif #endif +/* This is a utility macro to handle the situation where the code + wants to place a constant string into the code, followed by a + 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@ + /* 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. */ @@ -51,7 +85,7 @@ extern "C" { #define BFD_DEFAULT_TARGET_SIZE @bfd_default_target_size@ #define BFD_HOST_64BIT_LONG @BFD_HOST_64BIT_LONG@ -#define BFD_HOST_LONG_LONG @BFD_HOST_LONG_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@ @@ -59,6 +93,24 @@ typedef BFD_HOST_64_BIT bfd_int64_t; typedef BFD_HOST_U_64_BIT bfd_uint64_t; #endif +#ifdef HAVE_INTTYPES_H +# include +#else +# if BFD_HOST_64BIT_LONG +# define BFD_PRI64 "l" +# elif defined (__MSVCRT__) +# define BFD_PRI64 "I64" +# else +# define BFD_PRI64 "ll" +# endif +# undef PRId64 +# define PRId64 BFD_PRI64 "d" +# undef PRIu64 +# define PRIu64 BFD_PRI64 "u" +# undef PRIx64 +# define PRIx64 BFD_PRI64 "x" +#endif + #if BFD_ARCH_SIZE >= 64 #define BFD64 #endif @@ -71,6 +123,10 @@ typedef BFD_HOST_U_64_BIT bfd_uint64_t; #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; @@ -100,18 +156,17 @@ typedef BFD_HOST_64_BIT bfd_signed_vma; 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) +#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 */ @@ -131,8 +186,9 @@ typedef unsigned long symvalue; 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 */ @@ -173,106 +229,26 @@ typedef enum bfd_format bfd_type_end /* Marks the end; don't use it! */ } bfd_format; - -/* Values that may appear in the flags field of a BFD. These also - appear in the object_flags field of the bfd_target structure, where - they indicate the set of flags used by that backend (not all flags - are meaningful for all object file formats) (FIXME: at the moment, - the object_flags values have mostly just been copied from backend - to another, and are not necessarily correct). */ - -/* No flags. */ -#define BFD_NO_FLAGS 0x00 - -/* BFD contains relocation entries. */ -#define HAS_RELOC 0x01 - -/* BFD is directly executable. */ -#define EXEC_P 0x02 - -/* BFD has line number information (basically used for F_LNNO in a - COFF header). */ -#define HAS_LINENO 0x04 - -/* BFD has debugging information. */ -#define HAS_DEBUG 0x08 - -/* BFD has symbols. */ -#define HAS_SYMS 0x10 - -/* BFD has local symbols (basically used for F_LSYMS in a COFF - header). */ -#define HAS_LOCALS 0x20 - -/* BFD is a dynamic object. */ -#define DYNAMIC 0x40 - -/* Text section is write protected (if D_PAGED is not set, this is - like an a.out NMAGIC file) (the linker sets this by default, but - clears it for -r or -N). */ -#define WP_TEXT 0x80 - -/* BFD is dynamically paged (this is like an a.out ZMAGIC file) (the - linker sets this by default, but clears it for -r or -n or -N). */ -#define D_PAGED 0x100 - -/* BFD is relaxable (this means that bfd_relax_section may be able to - do something) (sometimes bfd_relax_section can do something even if - this is not set). */ -#define BFD_IS_RELAXABLE 0x200 - -/* This may be set before writing out a BFD to request using a - traditional format. For example, this is used to request that when - writing out an a.out object the symbols not be hashed to eliminate - duplicates. */ -#define BFD_TRADITIONAL_FORMAT 0x400 - -/* This flag indicates that the BFD contents are actually cached in - memory. If this is set, iostream points to a bfd_in_memory struct. */ -#define BFD_IN_MEMORY 0x800 - -/* The sections in this BFD specify a memory page. */ -#define HAS_LOAD_PAGE 0x1000 - -/* This BFD has been created by the linker and doesn't correspond - to any input file. */ -#define BFD_LINKER_CREATED 0x2000 /* Symbols and relocation. */ /* 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) (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 @@ -282,7 +258,7 @@ struct orl /* Output ranlib. */ } u; /* bfd* or file position. */ int namidx; /* Index into string table. */ }; - + /* Linenumber stuff. */ typedef struct lineno_cache_entry { @@ -290,42 +266,25 @@ 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. */ - -#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) ((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_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_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) -/* 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)) - -typedef struct stat stat_type; +#define align_power(addr, align) \ + (((addr) + ((bfd_vma) 1 << (align)) - 1) & (-((bfd_vma) 1 << (align)))) + +/* 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 { @@ -340,11 +299,11 @@ 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. */ @@ -373,8 +332,6 @@ struct bfd_hash_table { /* The hash array. */ struct bfd_hash_entry **table; - /* The number of slots in the hash table. */ - unsigned int size; /* A function used to create new elements in the hash table. The first entry is itself a pointer to an element. When this function is first invoked, this pointer will be NULL. However, @@ -384,9 +341,17 @@ 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. */ + unsigned int size; + /* The number of entries in the hash table. */ + unsigned int count; + /* The size of elements. */ + unsigned int entsize; + /* If non-zero, don't grow the hash table. */ + unsigned int frozen:1; }; /* Initialize a hash table. */ @@ -394,7 +359,8 @@ extern bfd_boolean bfd_hash_table_init (struct bfd_hash_table *, struct bfd_hash_entry *(*) (struct bfd_hash_entry *, struct bfd_hash_table *, - const char *)); + const char *), + unsigned int); /* Initialize a hash table specifying a size. */ extern bfd_boolean bfd_hash_table_init_n @@ -402,7 +368,7 @@ extern bfd_boolean bfd_hash_table_init_n struct bfd_hash_entry *(*) (struct bfd_hash_entry *, struct bfd_hash_table *, const char *), - unsigned int size); + unsigned int, unsigned int); /* Free up a hash table. */ extern void bfd_hash_table_free @@ -416,6 +382,14 @@ extern struct bfd_hash_entry *bfd_hash_lookup (struct bfd_hash_table *, const char *, bfd_boolean create, bfd_boolean copy); +/* Insert an entry in a hash table. */ +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, @@ -440,7 +414,17 @@ extern void bfd_hash_traverse /* 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); + +/* Types of compressed DWARF debug sections. We currently support + zlib. */ +enum compressed_debug_section_type +{ + COMPRESS_DEBUG_NONE = 0, + COMPRESS_DEBUG = 1 << 0, + COMPRESS_DEBUG_GNU_ZLIB = COMPRESS_DEBUG | 1 << 1, + COMPRESS_DEBUG_GABI_ZLIB = COMPRESS_DEBUG | 1 << 2 +}; /* This structure is used to keep track of stabs in sections information while linking. */ @@ -472,56 +456,20 @@ 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_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) - -#define bfd_set_cacheable(abfd,bool) (((abfd)->cacheable = bool), TRUE) +extern void _bfd_warn_deprecated (const char *, const char *, int, const char *); extern bfd_boolean bfd_cache_close (bfd *abfd); @@ -551,6 +499,8 @@ void bfd_putb64 (bfd_uint64_t, void *); void bfd_putl64 (bfd_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 *); @@ -559,11 +509,6 @@ void bfd_putl16 (bfd_vma, void *); 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); - -/* Externally visible ECOFF routines. */ - #if defined(__STDC__) || defined(ALMOST_STDC) struct ecoff_debug_info; struct ecoff_debug_swap; @@ -571,10 +516,18 @@ 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_vma bfd_ecoff_get_gp_value - (bfd * abfd); + +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_boolean bfd_ecoff_set_gp_value (bfd *abfd, bfd_vma gp_value); extern bfd_boolean bfd_ecoff_set_regmasks @@ -632,16 +585,24 @@ enum dynamic_lib_link_class { 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 *, 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 *, - 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 @@ -649,13 +610,15 @@ extern void bfd_elf_set_dt_needed_name extern const char *bfd_elf_get_dt_soname (bfd *); extern void bfd_elf_set_dyn_lib_class - (bfd *, int); + (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 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 *); /* 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 @@ -674,58 +637,42 @@ 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 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 void _bfd_elf_provide_symbol - (struct bfd_link_info *, const char *, bfd_vma, struct bfd_section *); - -extern void _bfd_elf_provide_section_bound_symbols - (struct bfd_link_info *, struct bfd_section *sec, const char *, const char *); +extern struct bfd_section * +_bfd_nearby_section (bfd *, struct bfd_section *, bfd_vma); -extern bfd_boolean bfd_m68k_elf32_create_embedded_relocs - (bfd *, struct bfd_link_info *, struct bfd_section *, struct bfd_section *, char **); +extern void _bfd_fix_excluded_sec_syms + (bfd *, struct bfd_link_info *); -/* SunOS shared library support routines for the linker. */ +extern unsigned bfd_m68k_mach_to_features (int); -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 **); +extern int bfd_m68k_features_to_mach (unsigned); -/* Linux shared library support routines for the linker. */ +extern bfd_boolean bfd_m68k_elf32_create_embedded_relocs + (bfd *, struct bfd_link_info *, struct bfd_section *, struct bfd_section *, + char **); -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 *); +extern void bfd_elf_m68k_set_target_options (struct bfd_link_info *, int); /* mmap hacks */ @@ -753,135 +700,3 @@ 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_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, bfd_boolean, 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_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 bfd_boolean bfd_m68k_coff_create_embedded_relocs - (bfd *, struct bfd_link_info *, struct bfd_section *, struct bfd_section *, char **); - -/* 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 *, int); - -void bfd_elf32_arm_set_target_relocs - (struct bfd_link_info *, int, char *, 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 */ -extern bfd_boolean bfd_is_arm_mapping_symbol_name - (const char * name); - -/* 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 *); - -/* 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); - -/* 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 *); -