From 5656ccf5cb0432f9ee7d1ed9fbeae7a43d5ad2dd Mon Sep 17 00:00:00 2001
From: BALATON Zoltan
Date: Tue, 5 May 2015 01:04:22 +0200
Subject: tss: Fix request for older devices (such as iPhone 3G). We only need
 to add digest for Trusted items.

---
 src/tss.c | 14 +++++++++-----
 1 file changed, 9 insertions(+), 5 deletions(-)

(limited to 'src/tss.c')

diff --git a/src/tss.c b/src/tss.c
index ac21f74..0cbb404 100644
--- a/src/tss.c
+++ b/src/tss.c
@@ -499,11 +499,15 @@ int tss_request_add_ap_tags(plist_t request, plist_t parameters, plist_t overrid
 			tss_entry_apply_restore_request_rules(tss_entry, parameters, rules);
 		}
 
-		/* Make sure we have a Digest key even if empty */
-		plist_t node = plist_access_path(manifest_entry, 1, "Digest");
-		if (!node) {
-			debug("DEBUG: No Digest data, using empty value for entry %s\n", key);
-			plist_dict_set_item(tss_entry, "Digest", plist_new_data(NULL, 0));
+		/* Make sure we have a Digest key for Trusted items even if empty */
+		plist_t node = plist_dict_get_item(manifest_entry, "Trusted");
+		if (node && plist_get_node_type(node) == PLIST_BOOLEAN) {
+			uint8_t trusted;
+			plist_get_bool_val(node, &trusted);
+			if (trusted && !plist_access_path(manifest_entry, 1, "Digest")) {
+				debug("DEBUG: No Digest data, using empty value for entry %s\n", key);
+				plist_dict_set_item(tss_entry, "Digest", plist_new_data(NULL, 0));
+			}
 		}
 
 		/* finally add entry to request */
-- 
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