From 5c237a66ebf389d38fca6d52b5d8dc7718a0e30a Mon Sep 17 00:00:00 2001
From: Josh Chung <minorblend@gmail.com>
Date: Mon, 14 Apr 2014 17:13:24 +0900
Subject: [PATCH] call SecTrustEvaluate before calling
 SecTrustGetCertificateCount

SecTrustGetCertificateCount's documentation says SecTrustEvaluate must be called before calling it. Without calling it, SecTrustGetCertificateCount returns 0 in OS X 10.7.
---
 AFNetworking/AFURLConnectionOperation.m | 1 +
 1 file changed, 1 insertion(+)

diff --git a/AFNetworking/AFURLConnectionOperation.m b/AFNetworking/AFURLConnectionOperation.m
index fc60600..e483f3e 100644
--- a/AFNetworking/AFURLConnectionOperation.m
+++ b/AFNetworking/AFURLConnectionOperation.m
@@ -592,6 +592,7 @@ willSendRequestForAuthenticationChallenge:(NSURLAuthenticationChallenge *)challe
         SecTrustRef serverTrust = challenge.protectionSpace.serverTrust;
         
         SecPolicyRef policy = SecPolicyCreateBasicX509();
+        SecTrustEvaluate(serverTrust, NULL);
         CFIndex certificateCount = SecTrustGetCertificateCount(serverTrust);
         NSMutableArray *trustChain = [NSMutableArray arrayWithCapacity:certificateCount];