From 6039944bc5f4eaa6c66f328a3eda8d40884a1e88 Mon Sep 17 00:00:00 2001
From: jl777 <jameslee777@yahoo.com>
Date: Sun, 21 Jan 2018 12:46:43 +0200
Subject: [PATCH] Test

---
 iguana/exchanges/LP_bitcoin.c | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/iguana/exchanges/LP_bitcoin.c b/iguana/exchanges/LP_bitcoin.c
index ccebaf252..79ea96189 100644
--- a/iguana/exchanges/LP_bitcoin.c
+++ b/iguana/exchanges/LP_bitcoin.c
@@ -2054,11 +2054,15 @@ int32_t bitcoin_addr2rmd160(char *symbol,uint8_t taddr,uint8_t *addrtypep,uint8_
     bits256 hash; uint8_t *buf,_buf[26],data5[128],rmd21[21]; char prefixaddr[64],hrp[64]; int32_t len,len5,offset;
     if ( strcmp(symbol,"BCH") == 0 )//&& strlen(coinaddr) == 42 )
     {
-        strcpy(prefixaddr,"bitcoincash:");
-        strcat(prefixaddr,coinaddr);
+        char *bchprefix = "bitcoincash:";
+        if ( strncmp(coinaddr,bchprefix,strlen(bchprefix)) != 0 )
+        {
+            strcpy(prefixaddr,bchprefix);
+            strcat(prefixaddr,coinaddr);
+        } else strcpy(prefixaddr,coinaddr);
         if ( bech32_decode(hrp,data5,&len5,prefixaddr) == 0 )
         {
-            printf("bitcoin_addr2rmd160 bech32_decode error.(%s)\n",coinaddr);
+            printf("bitcoin_addr2rmd160 bech32_decode error.(%s)\n",prefixaddr);
             return(0);
         }
         len = 0;