From ffda33998fc1123c53f6bb523284af110bf35409 Mon Sep 17 00:00:00 2001
From: miketout <michaeltoutonghi@gmail.com>
Date: Thu, 30 Aug 2018 19:40:07 -0700
Subject: [PATCH] Add fix to remove KMD coinbase check with pool fee workaround
 at block 227520 (~Oct 28th)

---
 src/crypto/verus_hash.cpp | 12 +++++++-----
 src/komodo_defs.h         |  2 ++
 src/komodo_gateway.h      | 10 ++++++----
 3 files changed, 15 insertions(+), 9 deletions(-)

diff --git a/src/crypto/verus_hash.cpp b/src/crypto/verus_hash.cpp
index aeae9712b..f5cb1c9f3 100644
--- a/src/crypto/verus_hash.cpp
+++ b/src/crypto/verus_hash.cpp
@@ -14,11 +14,12 @@ bit output.
 
 void (*CVerusHash::haraka512Function)(unsigned char *out, const unsigned char *in);
 
-void CVerusHash::Hash(void *result, const void *data, size_t len)
+void CVerusHash::Hash(void *result, const void *data, size_t _len)
 {
     unsigned char buf[128];
     unsigned char *bufPtr = buf;
-    int pos = 0, nextOffset = 64;
+    int nextOffset = 64;
+    uint32_t pos = 0, len = _len;
     unsigned char *bufPtr2 = bufPtr + nextOffset;
     unsigned char *ptr = (unsigned char *)data;
 
@@ -58,14 +59,15 @@ void CVerusHash::init()
     }
 }
 
-CVerusHash &CVerusHash::Write(const unsigned char *data, size_t len)
+CVerusHash &CVerusHash::Write(const unsigned char *data, size_t _len)
 {
     unsigned char *tmp;
+    uint32_t pos, len = _len;
 
     // digest up to 32 bytes at a time
-    for ( int pos = 0; pos < len; )
+    for ( pos = 0; pos < len; )
     {
-        int room = 32 - curPos;
+        uint32_t room = 32 - curPos;
 
         if (len - pos >= room)
         {
diff --git a/src/komodo_defs.h b/src/komodo_defs.h
index 22aded23a..3b9f85a0a 100644
--- a/src/komodo_defs.h
+++ b/src/komodo_defs.h
@@ -9,5 +9,7 @@
 #define KOMODO_LIMITED_NETWORKSIZE 4
 #define KOMODO_MAXMEMPOOLTIME 3600 // affects consensus
 #define CRYPTO777_PUBSECPSTR "020e46e79a2a8d12b9b5d12c7a91adb4e454edfae43c0a0cb805427d2ac7613fd9"
+#define VRSC_KMD_MERGE_FIX 227520 // height that the inadvertent KMD merge/coinbase output changes to VRSC are removed
+                                  // approximately October 28th
 
 #endif
diff --git a/src/komodo_gateway.h b/src/komodo_gateway.h
index 183b6bb54..ce8aebd24 100644
--- a/src/komodo_gateway.h
+++ b/src/komodo_gateway.h
@@ -687,10 +687,12 @@ int32_t komodo_check_deposit(int32_t height,const CBlock& block,uint32_t prevtim
             }
         }
     }
-    n = block.vtx[0].vout.size();
-    //script = (uint8_t *)block.vtx[0].vout[n-1].scriptPubKey.data();
-    //if ( n <= 2 || script[0] != 0x6a )
+    // we don't want any of these checks in VRSC, leave it for other chains until/unless KMD removes
+    if ( ASSETCHAINS_SYMBOL[0] == 0 || 
+         (ASSETCHAINS_COMMISSION != 0 && height > 1) ||
+         (strcmp(ASSETCHAINS_SYMBOL,"VRSC") == 0 && height < VRSC_KMD_MERGE_FIX) )
     {
+        n = block.vtx[0].vout.size();
         int64_t val,prevtotal = 0; int32_t strangeout=0,overflow = 0;
         total = 0;
         for (i=1; i<n; i++)
@@ -764,8 +766,8 @@ int32_t komodo_check_deposit(int32_t height,const CBlock& block,uint32_t prevtim
                 return(-1);
             }
         }
-        return(0);
     }
+    return(0);
 }
 
 const char *komodo_opreturn(int32_t height,uint64_t value,uint8_t *opretbuf,int32_t opretlen,uint256 txid,uint16_t vout,char *source)