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+/* genlink.h -- interface to the BFD generic linker
+ Copyright 1993, 1994 Free Software Foundation, Inc.
+ Written by Ian Lance Taylor, Cygnus Support.
+
+This file is part of BFD, the Binary File Descriptor library.
+
+This program is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2 of the License, or
+(at your option) any later version.
+
+This program is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with this program; if not, write to the Free Software
+Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
+
+#ifndef GENLINK_H
+#define GENLINK_H
+
+/* This header file is internal to BFD. It describes the internal
+ structures and functions used by the BFD generic linker, in case
+ any of the more specific linkers want to use or call them. Note
+ that some functions, such as _bfd_generic_link_hash_table_create,
+ are declared in libbfd.h, because they are expected to be widely
+ used. The functions and structures in this file will probably only
+ be used by a few files besides linker.c itself. In fact, this file
+ is not particularly complete; I have only put in the interfaces I
+ actually needed. */
+
+/* The generic linker uses a hash table which is a derived class of
+ the standard linker hash table, just as the other backend specific
+ linkers do. Do not confuse the generic linker hash table with the
+ standard BFD linker hash table it is built upon. */
+
+/* Generic linker hash table entries. */
+
+struct generic_link_hash_entry
+{
+ struct bfd_link_hash_entry root;
+ /* Whether this symbol has been written out. */
+ boolean written;
+ /* Symbol from input BFD. */
+ asymbol *sym;
+};
+
+/* Generic linker hash table. */
+
+struct generic_link_hash_table
+{
+ struct bfd_link_hash_table root;
+};
+
+/* Look up an entry in an generic link hash table. */
+
+#define _bfd_generic_link_hash_lookup(table, string, create, copy, follow) \
+ ((struct generic_link_hash_entry *) \
+ bfd_link_hash_lookup (&(table)->root, (string), (create), (copy), (follow)))
+
+/* Traverse an generic link hash table. */
+
+#define _bfd_generic_link_hash_traverse(table, func, info) \
+ (bfd_link_hash_traverse \
+ (&(table)->root, \
+ (boolean (*) PARAMS ((struct bfd_link_hash_entry *, PTR))) (func), \
+ (info)))
+
+/* Get the generic link hash table from the info structure. This is
+ just a cast. */
+
+#define _bfd_generic_hash_table(p) \
+ ((struct generic_link_hash_table *) ((p)->hash))
+
+/* The generic linker reads in the asymbol structures for an input BFD
+ and keeps them in the outsymbol and symcount fields. */
+
+#define _bfd_generic_link_get_symbols(abfd) ((abfd)->outsymbols)
+#define _bfd_generic_link_get_symcount(abfd) ((abfd)->symcount)
+
+/* Add the symbols of input_bfd to the symbols being built for
+ output_bfd. */
+extern boolean _bfd_generic_link_output_symbols
+ PARAMS ((bfd *output_bfd, bfd *input_bfd, struct bfd_link_info *,
+ size_t *psymalloc));
+
+/* This structure is used to pass information to
+ _bfd_generic_link_write_global_symbol, which may be called via
+ _bfd_generic_link_hash_traverse. */
+
+struct generic_write_global_symbol_info
+{
+ struct bfd_link_info *info;
+ bfd *output_bfd;
+ size_t *psymalloc;
+};
+
+/* Write out a single global symbol. This is expected to be called
+ via _bfd_generic_link_hash_traverse. The second argument must
+ actually be a struct generic_write_global_symbol_info *. */
+extern boolean _bfd_generic_link_write_global_symbol
+ PARAMS ((struct generic_link_hash_entry *, PTR));
+
+/* Generic link hash table entry creation routine. */
+struct bfd_hash_entry *_bfd_generic_link_hash_newfunc
+ PARAMS ((struct bfd_hash_entry *, struct bfd_hash_table *,
+ const char *));
+
+#endif
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