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-rw-r--r--include/elf.h16
1 files changed, 14 insertions, 2 deletions
diff --git a/include/elf.h b/include/elf.h
index f06a33f..ab76aaf 100644
--- a/include/elf.h
+++ b/include/elf.h
@@ -1,7 +1,19 @@
#ifndef _ELF_H
#include <elf/elf.h>
-# ifndef _ISOMAC
+#ifndef _ISOMAC
+
+# include <libc-pointer-arith.h>
+
+/* Compute the offset of the note descriptor from size of note entry's
+ owner string and note alignment. */
+# define ELF_NOTE_DESC_OFFSET(namesz, align) \
+ ALIGN_UP (sizeof (ElfW(Nhdr)) + (namesz), (align))
+
+/* Compute the offset of the next note entry from size of note entry's
+ owner string, size of the note descriptor and note alignment. */
+# define ELF_NOTE_NEXT_OFFSET(namesz, descsz, align) \
+ ALIGN_UP (ELF_NOTE_DESC_OFFSET ((namesz), (align)) + (descsz), (align))
/* Some information which is not meant for the public and therefore not
in <elf.h>. */
@@ -13,5 +25,5 @@
(DF_1_NOW | DF_1_NODELETE | DF_1_INITFIRST | DF_1_NOOPEN \
| DF_1_ORIGIN | DF_1_NODEFLIB)
-# endif /* !_ISOMAC */
+#endif /* !_ISOMAC */
#endif /* elf.h */