Initial revision

1 files changed, 529 insertions, 0 deletions

diff --git a/bfd/libcoff-in.h b/bfd/libcoff-in.h
new file mode 100644
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--- /dev/null
+++ b/bfd/libcoff-in.h
@@ -0,0 +1,529 @@
+/* BFD COFF object file private structure.
+   Copyright (C) 1990, 91, 92, 93, 94, 95, 96, 97, 1998
+   Free Software Foundation, Inc.
+   Written by Cygnus Support.
+
+** NOTE: libcoff.h is a GENERATED file.  Don't change it; instead,
+** change libcoff-in.h or coffcode.h.
+
+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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.  */
+
+#include "bfdlink.h"
+
+/* Object file tdata; access macros */
+
+#define coff_data(bfd)		((bfd)->tdata.coff_obj_data)
+#define exec_hdr(bfd)		(coff_data(bfd)->hdr)
+#define obj_pe(bfd)             (coff_data(bfd)->pe)
+#define obj_symbols(bfd)	(coff_data(bfd)->symbols)
+#define	obj_sym_filepos(bfd)	(coff_data(bfd)->sym_filepos)
+
+#define obj_relocbase(bfd)	(coff_data(bfd)->relocbase)
+#define obj_raw_syments(bfd)	(coff_data(bfd)->raw_syments)
+#define obj_raw_syment_count(bfd)	(coff_data(bfd)->raw_syment_count)
+#define obj_convert(bfd)	(coff_data(bfd)->conversion_table)
+#define obj_conv_table_size(bfd) (coff_data(bfd)->conv_table_size)
+
+#define obj_coff_external_syms(bfd) (coff_data (bfd)->external_syms)
+#define obj_coff_keep_syms(bfd)	(coff_data (bfd)->keep_syms)
+#define obj_coff_strings(bfd)	(coff_data (bfd)->strings)
+#define obj_coff_keep_strings(bfd) (coff_data (bfd)->keep_strings)
+#define obj_coff_sym_hashes(bfd) (coff_data (bfd)->sym_hashes)
+
+#define obj_coff_local_toc_table(bfd) (coff_data(bfd)->local_toc_sym_map)
+
+/* `Tdata' information kept for COFF files.  */
+
+typedef struct coff_tdata
+{
+  struct   coff_symbol_struct *symbols;	/* symtab for input bfd */
+  unsigned int *conversion_table;
+  int conv_table_size;
+  file_ptr sym_filepos;
+
+  struct coff_ptr_struct *raw_syments;
+  unsigned int raw_syment_count;
+
+  /* These are only valid once writing has begun */
+  long int relocbase;
+
+  /* These members communicate important constants about the symbol table
+     to GDB's symbol-reading code.  These `constants' unfortunately vary
+     from coff implementation to implementation...  */
+  unsigned local_n_btmask;
+  unsigned local_n_btshft;
+  unsigned local_n_tmask;
+  unsigned local_n_tshift;
+  unsigned local_symesz;
+  unsigned local_auxesz;
+  unsigned local_linesz;
+
+  /* The unswapped external symbols.  May be NULL.  Read by
+     _bfd_coff_get_external_symbols.  */
+  PTR external_syms;
+  /* If this is true, the external_syms may not be freed.  */
+  boolean keep_syms;
+
+  /* The string table.  May be NULL.  Read by
+     _bfd_coff_read_string_table.  */
+  char *strings;
+  /* If this is true, the strings may not be freed.  */
+  boolean keep_strings;
+
+  /* is this a PE format coff file */
+  int pe;
+  /* Used by the COFF backend linker.  */
+  struct coff_link_hash_entry **sym_hashes;
+
+  /* used by the pe linker for PowerPC */
+  int *local_toc_sym_map;
+
+  struct bfd_link_info *link_info;
+
+  /* Used by coff_find_nearest_line.  */
+  PTR line_info;
+
+  /* Copy of some of the f_flags bits in the COFF filehdr structure,
+     used by ARM code.  */
+  flagword flags;
+
+} coff_data_type;
+
+/* Tdata for pe image files. */
+typedef struct pe_tdata
+{
+  coff_data_type coff;
+  struct internal_extra_pe_aouthdr pe_opthdr;
+  int dll;
+  int has_reloc_section;
+  boolean (*in_reloc_p) PARAMS((bfd *, reloc_howto_type *));
+  flagword real_flags;
+} pe_data_type;
+
+#define pe_data(bfd)		((bfd)->tdata.pe_obj_data)
+
+/* Tdata for XCOFF files.  */
+
+struct xcoff_tdata
+{
+  /* Basic COFF information.  */
+  coff_data_type coff;
+
+  /* True if a large a.out header should be generated.  */
+  boolean full_aouthdr;
+
+  /* TOC value.  */
+  bfd_vma toc;
+
+  /* Index of section holding TOC.  */
+  int sntoc;
+
+  /* Index of section holding entry point.  */
+  int snentry;
+
+  /* .text alignment from optional header.  */
+  int text_align_power;
+
+  /* .data alignment from optional header.  */
+  int data_align_power;
+
+  /* modtype from optional header.  */
+  short modtype;
+
+  /* cputype from optional header.  */
+  short cputype;
+
+  /* maxdata from optional header.  */
+  bfd_size_type maxdata;
+
+  /* maxstack from optional header.  */
+  bfd_size_type maxstack;
+
+  /* Used by the XCOFF backend linker.  */
+  asection **csects;
+  unsigned long *debug_indices;
+  unsigned int import_file_id;
+};
+
+#define xcoff_data(abfd) ((abfd)->tdata.xcoff_obj_data)
+
+/* We take the address of the first element of a asymbol to ensure that the
+ * macro is only ever applied to an asymbol.  */
+#define coffsymbol(asymbol) ((coff_symbol_type *)(&((asymbol)->the_bfd)))
+
+/* The used_by_bfd field of a section may be set to a pointer to this
+   structure.  */
+
+struct coff_section_tdata
+{
+  /* The relocs, swapped into COFF internal form.  This may be NULL.  */
+  struct internal_reloc *relocs;
+  /* If this is true, the relocs entry may not be freed.  */
+  boolean keep_relocs;
+  /* The section contents.  This may be NULL.  */
+  bfd_byte *contents;
+  /* If this is true, the contents entry may not be freed.  */
+  boolean keep_contents;
+  /* Information cached by coff_find_nearest_line.  */
+  bfd_vma offset;
+  unsigned int i;
+  const char *function;
+  int line_base;
+  /* A pointer used for .stab linking optimizations.  */
+  PTR stab_info;
+  /* Available for individual backends.  */
+  PTR tdata;
+};
+
+/* An accessor macro for the coff_section_tdata structure.  */
+#define coff_section_data(abfd, sec) \
+  ((struct coff_section_tdata *) (sec)->used_by_bfd)
+
+/* Tdata for sections in XCOFF files.  This is used by the linker.  */
+
+struct xcoff_section_tdata
+{
+  /* Used for XCOFF csects created by the linker; points to the real
+     XCOFF section which contains this csect.  */
+  asection *enclosing;
+  /* The lineno_count field for the enclosing section, because we are
+     going to clobber it there.  */
+  unsigned int lineno_count;
+  /* The first and one past the last symbol indices for symbols used
+     by this csect.  */
+  unsigned long first_symndx;
+  unsigned long last_symndx;
+};
+
+/* An accessor macro the xcoff_section_tdata structure.  */
+#define xcoff_section_data(abfd, sec) \
+  ((struct xcoff_section_tdata *) coff_section_data ((abfd), (sec))->tdata)
+
+/* Tdata for sections in PEI image files.  */
+
+struct pei_section_tdata
+{
+  /* The virtual size of the section.  */
+  bfd_size_type virt_size;
+};
+
+/* An accessor macro for the pei_section_tdata structure.  */
+#define pei_section_data(abfd, sec) \
+  ((struct pei_section_tdata *) coff_section_data ((abfd), (sec))->tdata)
+
+/* COFF linker hash table entries.  */
+
+struct coff_link_hash_entry
+{
+  struct bfd_link_hash_entry root;
+
+  /* Symbol index in output file.  Set to -1 initially.  Set to -2 if
+     there is a reloc against this symbol.  */
+  long indx;
+
+  /* Symbol type.  */
+  unsigned short type;
+
+  /* Symbol class.  */
+  unsigned char class;
+
+  /* Number of auxiliary entries.  */
+  char numaux;
+
+  /* BFD to take auxiliary entries from.  */
+  bfd *auxbfd;
+
+  /* Pointer to array of auxiliary entries, if any.  */
+  union internal_auxent *aux;
+};
+
+/* COFF linker hash table.  */
+
+struct coff_link_hash_table
+{
+  struct bfd_link_hash_table root;
+  /* A pointer to information used to link stabs in sections.  */
+  PTR stab_info;
+};
+
+/* Look up an entry in a COFF linker hash table.  */
+
+#define coff_link_hash_lookup(table, string, create, copy, follow)	\
+  ((struct coff_link_hash_entry *)					\
+   bfd_link_hash_lookup (&(table)->root, (string), (create),		\
+			 (copy), (follow)))
+
+/* Traverse a COFF linker hash table.  */
+
+#define coff_link_hash_traverse(table, func, info)			\
+  (bfd_link_hash_traverse						\
+   (&(table)->root,							\
+    (boolean (*) PARAMS ((struct bfd_link_hash_entry *, PTR))) (func),	\
+    (info)))
+
+/* Get the COFF linker hash table from a link_info structure.  */
+
+#define coff_hash_table(p) ((struct coff_link_hash_table *) ((p)->hash))
+
+/* Functions in coffgen.c.  */
+extern const bfd_target *coff_object_p PARAMS ((bfd *));
+extern struct sec *coff_section_from_bfd_index PARAMS ((bfd *, int));
+extern long coff_get_symtab_upper_bound PARAMS ((bfd *));
+extern long coff_get_symtab PARAMS ((bfd *, asymbol **));
+extern int coff_count_linenumbers PARAMS ((bfd *));
+extern struct coff_symbol_struct *coff_symbol_from PARAMS ((bfd *, asymbol *));
+extern boolean coff_renumber_symbols PARAMS ((bfd *, int *));
+extern void coff_mangle_symbols PARAMS ((bfd *));
+extern boolean coff_write_symbols PARAMS ((bfd *));
+extern boolean coff_write_linenumbers PARAMS ((bfd *));
+extern alent *coff_get_lineno PARAMS ((bfd *, asymbol *));
+extern asymbol *coff_section_symbol PARAMS ((bfd *, char *));
+extern boolean _bfd_coff_get_external_symbols PARAMS ((bfd *));
+extern const char *_bfd_coff_read_string_table PARAMS ((bfd *));
+extern boolean _bfd_coff_free_symbols PARAMS ((bfd *));
+extern struct coff_ptr_struct *coff_get_normalized_symtab PARAMS ((bfd *));
+extern long coff_get_reloc_upper_bound PARAMS ((bfd *, sec_ptr));
+extern asymbol *coff_make_empty_symbol PARAMS ((bfd *));
+extern void coff_print_symbol PARAMS ((bfd *, PTR filep, asymbol *,
+				       bfd_print_symbol_type how));
+extern void coff_get_symbol_info PARAMS ((bfd *, asymbol *,
+					  symbol_info *ret));
+extern boolean _bfd_coff_is_local_label_name PARAMS ((bfd *, const char *));
+extern asymbol *coff_bfd_make_debug_symbol PARAMS ((bfd *, PTR,
+						    unsigned long));
+extern boolean coff_find_nearest_line PARAMS ((bfd *,
+					       asection *,
+					       asymbol **,
+					       bfd_vma offset,
+					       CONST char **filename_ptr,
+					       CONST char **functionname_ptr,
+					       unsigned int *line_ptr));
+extern int coff_sizeof_headers PARAMS ((bfd *, boolean reloc));
+extern boolean bfd_coff_reloc16_relax_section
+  PARAMS ((bfd *, asection *, struct bfd_link_info *, boolean *));
+extern bfd_byte *bfd_coff_reloc16_get_relocated_section_contents
+  PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_order *,
+	   bfd_byte *, boolean relocateable, asymbol **));
+extern bfd_vma bfd_coff_reloc16_get_value PARAMS ((arelent *,
+						   struct bfd_link_info *,
+						   asection *));
+extern void bfd_perform_slip PARAMS ((bfd *abfd, unsigned int slip,
+				      asection *input_section,
+				      bfd_vma val));
+
+/* Functions and types in cofflink.c.  */
+
+#define STRING_SIZE_SIZE (4)
+
+/* We use a hash table to merge identical enum, struct, and union
+   definitions in the linker.  */
+
+/* Information we keep for a single element (an enum value, a
+   structure or union field) in the debug merge hash table.  */
+
+struct coff_debug_merge_element
+{
+  /* Next element.  */
+  struct coff_debug_merge_element *next;
+
+  /* Name.  */
+  const char *name;
+
+  /* Type.  */
+  unsigned int type;
+
+  /* Symbol index for complex type.  */
+  long tagndx;
+};
+
+/* A linked list of debug merge entries for a given name.  */
+
+struct coff_debug_merge_type
+{
+  /* Next type with the same name.  */
+  struct coff_debug_merge_type *next;
+
+  /* Class of type.  */
+  int class;
+
+  /* Symbol index where this type is defined.  */
+  long indx;
+
+  /* List of elements.  */
+  struct coff_debug_merge_element *elements;
+};
+
+/* Information we store in the debug merge hash table.  */
+
+struct coff_debug_merge_hash_entry
+{
+  struct bfd_hash_entry root;
+
+  /* A list of types with this name.  */
+  struct coff_debug_merge_type *types;
+};
+
+/* The debug merge hash table.  */
+
+struct coff_debug_merge_hash_table
+{
+  struct bfd_hash_table root;
+};
+
+/* Initialize a COFF debug merge hash table.  */
+
+#define coff_debug_merge_hash_table_init(table) \
+  (bfd_hash_table_init (&(table)->root, _bfd_coff_debug_merge_hash_newfunc))
+
+/* Free a COFF debug merge hash table.  */
+
+#define coff_debug_merge_hash_table_free(table) \
+  (bfd_hash_table_free (&(table)->root))
+
+/* Look up an entry in a COFF debug merge hash table.  */
+
+#define coff_debug_merge_hash_lookup(table, string, create, copy) \
+  ((struct coff_debug_merge_hash_entry *) \
+   bfd_hash_lookup (&(table)->root, (string), (create), (copy)))
+
+/* Information we keep for each section in the output file when doing
+   a relocateable link.  */
+
+struct coff_link_section_info
+{
+  /* The relocs to be output.  */
+  struct internal_reloc *relocs;
+  /* For each reloc against a global symbol whose index was not known
+     when the reloc was handled, the global hash table entry.  */
+  struct coff_link_hash_entry **rel_hashes;
+};
+
+/* Information that we pass around while doing the final link step.  */
+
+struct coff_final_link_info
+{
+  /* General link information.  */
+  struct bfd_link_info *info;
+  /* Output BFD.  */
+  bfd *output_bfd;
+  /* Used to indicate failure in traversal routine.  */
+  boolean failed;
+  /* If doing "task linking" set only during the time when we want the
+     global symbol writer to convert the storage class of defined global
+     symbols from global to static. */
+  boolean global_to_static;
+  /* Hash table for long symbol names.  */
+  struct bfd_strtab_hash *strtab;
+  /* When doing a relocateable link, an array of information kept for
+     each output section, indexed by the target_index field.  */
+  struct coff_link_section_info *section_info;
+  /* Symbol index of last C_FILE symbol (-1 if none).  */
+  long last_file_index;
+  /* Contents of last C_FILE symbol.  */
+  struct internal_syment last_file;
+  /* Symbol index of first aux entry of last .bf symbol with an empty
+     endndx field (-1 if none).  */
+  long last_bf_index;
+  /* Contents of last_bf_index aux entry.  */
+  union internal_auxent last_bf;
+  /* Hash table used to merge debug information.  */
+  struct coff_debug_merge_hash_table debug_merge;
+  /* Buffer large enough to hold swapped symbols of any input file.  */
+  struct internal_syment *internal_syms;
+  /* Buffer large enough to hold sections of symbols of any input file.  */
+  asection **sec_ptrs;
+  /* Buffer large enough to hold output indices of symbols of any
+     input file.  */
+  long *sym_indices;
+  /* Buffer large enough to hold output symbols for any input file.  */
+  bfd_byte *outsyms;
+  /* Buffer large enough to hold external line numbers for any input
+     section.  */
+  bfd_byte *linenos;
+  /* Buffer large enough to hold any input section.  */
+  bfd_byte *contents;
+  /* Buffer large enough to hold external relocs of any input section.  */
+  bfd_byte *external_relocs;
+  /* Buffer large enough to hold swapped relocs of any input section.  */
+  struct internal_reloc *internal_relocs;
+};
+
+extern struct bfd_hash_entry *_bfd_coff_link_hash_newfunc
+  PARAMS ((struct bfd_hash_entry *, struct bfd_hash_table *, const char *));
+extern boolean _bfd_coff_link_hash_table_init
+  PARAMS ((struct coff_link_hash_table *, bfd *,
+	   struct bfd_hash_entry *(*) (struct bfd_hash_entry *,
+				       struct bfd_hash_table *,
+				       const char *)));
+extern struct bfd_link_hash_table *_bfd_coff_link_hash_table_create
+  PARAMS ((bfd *));
+extern const char *_bfd_coff_internal_syment_name
+  PARAMS ((bfd *, const struct internal_syment *, char *));
+extern boolean _bfd_coff_link_add_symbols
+  PARAMS ((bfd *, struct bfd_link_info *));
+extern boolean _bfd_coff_final_link
+  PARAMS ((bfd *, struct bfd_link_info *));
+extern struct internal_reloc *_bfd_coff_read_internal_relocs
+  PARAMS ((bfd *, asection *, boolean, bfd_byte *, boolean,
+	   struct internal_reloc *));
+extern boolean _bfd_coff_generic_relocate_section
+  PARAMS ((bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *,
+	   struct internal_reloc *, struct internal_syment *, asection **));
+
+extern struct bfd_hash_entry *_bfd_coff_debug_merge_hash_newfunc
+  PARAMS ((struct bfd_hash_entry *, struct bfd_hash_table *, const char *));
+extern boolean _bfd_coff_write_global_sym
+  PARAMS ((struct coff_link_hash_entry *, PTR));
+extern boolean _bfd_coff_write_task_globals
+  PARAMS ((struct coff_link_hash_entry *, PTR));
+extern boolean _bfd_coff_link_input_bfd
+  PARAMS ((struct coff_final_link_info *, bfd *));
+extern boolean _bfd_coff_reloc_link_order
+  PARAMS ((bfd *, struct coff_final_link_info *, asection *,
+	   struct bfd_link_order *));
+
+
+#define coff_get_section_contents_in_window \
+  _bfd_generic_get_section_contents_in_window
+
+/* Functions in xcofflink.c.  */
+
+extern long _bfd_xcoff_get_dynamic_symtab_upper_bound PARAMS ((bfd *));
+extern long _bfd_xcoff_canonicalize_dynamic_symtab
+  PARAMS ((bfd *, asymbol **));
+extern long _bfd_xcoff_get_dynamic_reloc_upper_bound PARAMS ((bfd *));
+extern long _bfd_xcoff_canonicalize_dynamic_reloc
+  PARAMS ((bfd *, arelent **, asymbol **));
+extern struct bfd_link_hash_table *_bfd_xcoff_bfd_link_hash_table_create
+  PARAMS ((bfd *));
+extern boolean _bfd_xcoff_bfd_link_add_symbols
+  PARAMS ((bfd *, struct bfd_link_info *));
+extern boolean _bfd_xcoff_bfd_final_link
+  PARAMS ((bfd *, struct bfd_link_info *));
+extern boolean _bfd_ppc_xcoff_relocate_section
+  PARAMS ((bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *,
+	   struct internal_reloc *, struct internal_syment *, asection **));
+
+/* Functions in coff-ppc.c.  FIXME: These are called be pe.em in the
+   linker, and so should start with bfd and be declared in bfd.h.  */
+
+extern boolean ppc_allocate_toc_section PARAMS ((struct bfd_link_info *));
+extern boolean ppc_process_before_allocation
+  PARAMS ((bfd *, struct bfd_link_info *));
+
+/* And more taken from the source .. */
+