From 574a285880a2bf1064a94e7058d24ff14e403aeb Mon Sep 17 00:00:00 2001
From: Christos Zoulas <christos@zoulas.com>
Date: Fri, 2 May 2014 02:25:10 +0000
Subject: [PATCH] Code to detect gnu attributes, and start of parser.

---
 src/readelf.c | 32 +++++++++++++++++++++++++++++++-
 1 file changed, 31 insertions(+), 1 deletion(-)

diff --git a/src/readelf.c b/src/readelf.c
index b35bad29..08f81f5b 100644
--- a/src/readelf.c
+++ b/src/readelf.c
@@ -27,7 +27,7 @@
 #include "file.h"
 
 #ifndef lint
-FILE_RCSID("@(#)$File: readelf.c,v 1.101 2014/03/11 17:13:18 christos Exp $")
+FILE_RCSID("@(#)$File: readelf.c,v 1.102 2014/03/11 21:00:13 christos Exp $")
 #endif
 
 #ifdef BUILTIN_ELF
@@ -1005,6 +1005,36 @@ doshn(struct magic_set *ms, int clazz, int swap, int fd, off_t off, int num,
 					file_badread(ms);
 					return -1;
 				}
+				if (cbuf[0] == 'A') {
+#ifdef notyet
+					char *p = cbuf + 1;
+					uint32_t len, tag;
+					memcpy(&len, p, sizeof(len));
+					p += 4;
+					len = getu32(swap, len);
+					if (memcmp("gnu", p, 3) != 0) {
+					    if (file_printf(ms,
+						", unknown capability %.3s", p)
+						== -1)
+						return -1;
+					    break;
+					}
+					p += strlen(p) + 1;
+					tag = *p++;
+					memcpy(&len, p, sizeof(len));
+					p += 4;
+					len = getu32(swap, len);
+					if (tag != 1) {
+					    if (file_printf(ms, ", unknown gnu"
+						" capability tag %d", tag)
+						== -1)
+						return -1;
+					    break;
+					}
+					// gnu attributes 
+#endif
+					break;
+				}
 				(void)memcpy(xcap_addr, cbuf, xcap_sizeof);
 				switch (xcap_tag) {
 				case CA_SUNW_NULL:
-- 
2.49.0