From 333b7b972a52162de00940dfa75a2cbd87efd9de Mon Sep 17 00:00:00 2001
From: Martin Szulecki
Date: Fri, 9 Jul 2010 23:32:43 +0200
Subject: Try five times to retrieve validation plist if it failed

This fixes hanging as the following payload message is not received
initially but after polling the second time.
---
 src/asr.c | 15 ++++++++++++---
 1 file changed, 12 insertions(+), 3 deletions(-)

(limited to 'src/asr.c')

diff --git a/src/asr.c b/src/asr.c
index 2331660..3f9b392 100644
--- a/src/asr.c
+++ b/src/asr.c
@@ -137,6 +137,7 @@ int asr_perform_validation(idevice_connection_t asr, const char* filesystem) {
 	plist_t packet = NULL;
 	plist_t packet_info = NULL;
 	plist_t payload_info = NULL;
+	int attempts = 0;
 
 	file = fopen(filesystem, "rb");
 	if (file == NULL) {
@@ -172,6 +173,17 @@ int asr_perform_validation(idevice_connection_t asr, const char* filesystem) {
 			return -1;
 		}
 
+		if (packet == NULL) {
+			if (attempts < 5) {
+				info("Retrying to receive validation packet... %d\n", attempts);
+				attempts++;
+				sleep(1);
+				continue;
+			}
+		}
+
+		attempts = 0;
+
 		node = plist_dict_get_item(packet, "Command");
 		if (!node || plist_get_node_type(node) != PLIST_STRING) {
 			error("ERROR: Unable to find command node in validation request\n");
@@ -181,10 +193,7 @@ int asr_perform_validation(idevice_connection_t asr, const char* filesystem) {
 
 		if (!strcmp(command, "OOBData")) {
 			asr_handle_oob_data_request(asr, packet, file);
-
-
 			plist_free(packet);
-
 		} else if(!strcmp(command, "Payload")) {
 			plist_free(packet);
 			break;
-- 
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