[src/trunk]: src/external/gpl3/binutils/usr.sbin/mdsetimage move from /usr/sr...

[christos <christos%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/0d5fbc700cd0
branches:  trunk
changeset: 347908:0d5fbc700cd0
user:      christos <christos%NetBSD.org@localhost>
date:      Wed Sep 21 21:52:26 2016 +0000

description:
move from /usr/src/usr.sbin/mdsetimage

diffstat:

 external/gpl3/binutils/usr.sbin/mdsetimage/bin_bfd.c |  149 +++++++++++++++++++
 1 files changed, 149 insertions(+), 0 deletions(-)

diffs (153 lines):

diff -r 8d1c84a0b759 -r 0d5fbc700cd0 external/gpl3/binutils/usr.sbin/mdsetimage/bin_bfd.c
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/external/gpl3/binutils/usr.sbin/mdsetimage/bin_bfd.c      Wed Sep 21 21:52:26 2016 +0000
@@ -0,0 +1,149 @@
+/*     $NetBSD: bin_bfd.c,v 1.1 2016/09/21 21:52:26 christos Exp $     */
+
+/*
+ * Copyright (c) 1996, 2002 Christopher G. Demetriou
+ * All rights reserved.
+ * 
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. The name of the author may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission.
+ * 
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
+ * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ * 
+ * <<Id: LICENSE_GC,v 1.1 2001/10/01 23:24:05 cgd Exp>>
+ */
+
+#if HAVE_NBTOOL_CONFIG_H
+#include "nbtool_config.h"
+#endif
+
+#include <sys/cdefs.h>
+__RCSID("$NetBSD: bin_bfd.c,v 1.1 2016/09/21 21:52:26 christos Exp $");
+
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+#include <err.h>
+#include <bfd.h>
+#include "bin.h"
+
+void *
+bin_open(int kfd, const char *kfile, const char *bfdname)
+{
+       bfd *abfd;
+       bfd_init();
+       if ((abfd = bfd_fdopenr(kfile, bfdname, kfd)) == NULL) {
+               bfd_perror("open");
+               exit(1);
+       }
+       if (!bfd_check_format(abfd, bfd_object)) {
+               bfd_perror("check format");
+               exit(1);
+       }
+       return abfd;
+}
+
+int
+bin_find_md_root(void *bin, const char *mappedkfile, off_t size,
+    unsigned long text_start,
+    const char *root_name, const char *size_name, size_t *md_root_offset,
+    size_t *md_root_size_offset, uint32_t *md_root_size, int verbose)
+{
+       bfd *abfd = bin;
+       long i;
+       long storage_needed;
+       long number_of_symbols;
+       asymbol **symbol_table = NULL;
+       struct symbols {
+               const char *name;
+               size_t offset;
+       } *s, symbols[3];
+
+       symbols[0].name = root_name;
+       symbols[1].name = size_name;
+       symbols[2].name = NULL;
+
+       storage_needed = bfd_get_symtab_upper_bound(abfd);
+       if (storage_needed <= 0) {
+               warnx("bfd storage needed error");
+               return 1;
+       }
+
+       symbol_table = malloc(storage_needed);
+       if (symbol_table == NULL) {
+               warn("symbol table");
+               return 1;
+       }
+
+       number_of_symbols = bfd_canonicalize_symtab(abfd, symbol_table);
+       if (number_of_symbols <= 0) {
+               warnx("can't canonicalize symbol table");
+               free(symbol_table);
+               return 1;
+       }
+
+       for (i = 0; i < number_of_symbols; i++) {
+               for (s = symbols; s->name != NULL; s++) {
+                       const char *sym = symbol_table[i]->name;
+
+                       /*
+                        * match symbol prefix '_' or ''.
+                        */
+                       if (!strcmp(s->name, sym) ||
+                           !strcmp(s->name + 1, sym)) {
+                               s->offset =
+                                   (size_t)(symbol_table[i]->section->filepos
+                                   + symbol_table[i]->value);
+                       }
+               }
+       }
+
+       free(symbol_table);
+
+       for (s = symbols; s->name != NULL; s++) {
+               if (s->offset == 0) {
+                       warnx("missing offset for `%s'", s->name);
+                       return 1;
+               }
+       }
+
+       *md_root_offset = symbols[0].offset;
+       *md_root_size_offset = symbols[1].offset;
+       *md_root_size = bfd_get_32(abfd, &mappedkfile[*md_root_size_offset]);
+
+       return 0;
+}
+
+void
+bin_put_32(void *bin, off_t size, char *buf)
+{
+       bfd_put_32((struct bfd *)bin, size, buf);
+}
+
+void
+bin_close(void *bin)
+{
+       bfd_close_all_done((struct bfd *)bin);
+}
+
+const char **
+bin_supported_targets(void)
+{
+       return bfd_target_list();
+}