From 004ee06505598a452d5ac21d3803997cec06b4ae Mon Sep 17 00:00:00 2001
From: jl777 <jameslee777@yahoo.com>
Date: Sun, 18 Mar 2018 15:25:00 +0200
Subject: [PATCH] Max height

---
 iguana/iguana_notary.c | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/iguana/iguana_notary.c b/iguana/iguana_notary.c
index d4ea4a55f..5f0197e0b 100755
--- a/iguana/iguana_notary.c
+++ b/iguana/iguana_notary.c
@@ -577,13 +577,20 @@ void iguana_notarystats(int32_t totals[64],int32_t dispflag)
 
 STRING_AND_TWOINTS(dpow,notarizations,symbol,height,numblocks)
 {
-    int32_t i,j,ht,notht,masksums[64]; uint64_t signedmask; cJSON *retjson,*blockjson,*item,*array; bits256 blockhash;
+    int32_t i,j,ht,maxheight,notht,masksums[64]; uint64_t signedmask; cJSON *retjson,*blockjson,*item,*array; bits256 blockhash;
+    if ( (retjson= dpow_getinfo(myinfo,coin)) != 0 )
+    {
+        maxheight = jint(retjson,"blocks");
+        free_json(retjson);
+    } else maxheight = (1 << 30);
     memset(masksums,0,sizeof(masksums));
     if ( (coin= iguana_coinfind(symbol)) != 0 )
     {
         for (i=0; i<numblocks; i++)
         {
             ht = height + i;
+            if ( ht > maxheight )
+                break;
             blockhash = dpow_getblockhash(myinfo,coin,ht);
             if ( (blockjson= dpow_getblock(myinfo,coin,blockhash)) != 0 )
             {