[PATCH] Add StackGhost support to corelow.c
Mark Kettenis
kettenis@chello.nl
Wed Apr 7 00:19:00 GMT 2004
This adds support for StackGhost cookies in core files. Will check
this in in a few days.
Mark
Index: ChangeLog
from Mark Kettenis <kettenis@gnu.org>
* corelow.c (core_xfer_partial): Add support for
TARGET_OBJECT_WCOOKIE.
Index: corelow.c
===================================================================
RCS file: /cvs/src/src/gdb/corelow.c,v
retrieving revision 1.36
diff -u -p -r1.36 corelow.c
--- corelow.c 28 Feb 2004 18:04:36 -0000 1.36
+++ corelow.c 7 Apr 2004 00:17:54 -0000
@@ -564,6 +564,38 @@ core_xfer_partial (struct target_ops *op
}
return -1;
+ case TARGET_OBJECT_WCOOKIE:
+ if (readbuf)
+ {
+ /* When the aux vector is stored in core file, BFD
+ represents this with a fake section called ".wcookie". */
+
+ struct bfd_section *section;
+ bfd_size_type size;
+ char *contents;
+
+ section = bfd_get_section_by_name (core_bfd, ".wcookie");
+ if (section == NULL)
+ return -1;
+
+ size = bfd_section_size (core_bfd, section);
+ if (offset >= size)
+ return 0;
+ size -= offset;
+ if (size > len)
+ size = len;
+ if (size > 0 &&
+ ! bfd_get_section_contents (core_bfd, section, readbuf,
+ (file_ptr) offset, size))
+ {
+ warning ("Couldn't read StackGhost cookie in core file.");
+ return -1;
+ }
+
+ return size;
+ }
+ return -1;
+
default:
if (ops->beneath != NULL)
return ops->beneath->to_xfer_partial (ops->beneath, object, annex,
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