From a6ac8f1c3828b73cdcf15651bbb01248e05f9ce3 Mon Sep 17 00:00:00 2001
From: leslie <unknown>
Date: Sun, 27 Sep 2009 21:37:55 +0800
Subject: [PATCH] cardclient-cccam2: fix handling partial DCW

---
 systems/cardclient/cccam2.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/systems/cardclient/cccam2.c b/systems/cardclient/cccam2.c
index 2997c67..5c423f9 100644
--- a/systems/cardclient/cccam2.c
+++ b/systems/cardclient/cccam2.c
@@ -872,7 +872,9 @@ bool cCardClientCCcam2::ProcessECM(const cEcmInfo *ecm, const unsigned char *dat
       shares.SetLag(shareid,l);
       PRINTF(L_CC_CCCAM2EX,"wait returned after %lld",l);
       if(newcw) {
-        memcpy(Cw,cw,16);
+        // check for partial CW
+        if(!CheckNull(cw+0,8)) memcpy(Cw+0,cw+0,8);
+        if(!CheckNull(cw+8,8)) memcpy(Cw+8,cw+8,8);
         cwmutex.Unlock();
         ecmshares.AddStatus(ecm,shareid,1);
         PRINTF(L_CC_CCCAM2,"got CW");
-- 
2.39.5