From 473322c72f2d27fe27e7f9bd173d9f16cf51f7cf Mon Sep 17 00:00:00 2001
From: Matt Culpepper <matt@culpepper.co>
Date: Sat, 12 Apr 2014 23:29:57 -0500
Subject: [PATCH 1/3] handle x11 difficulty for mpos compatibility

---
 libs/mposCompatibility.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/libs/mposCompatibility.js b/libs/mposCompatibility.js
index 26b30a2..bc2ae02 100644
--- a/libs/mposCompatibility.js
+++ b/libs/mposCompatibility.js
@@ -66,9 +66,9 @@ module.exports = function(logger, poolConfig){
         var dbData = [
             shareData.ip,
             shareData.worker,
-            isValidShare ? 'Y' : 'N', 
+            isValidShare ? 'Y' : 'N',
             isValidBlock ? 'Y' : 'N',
-            shareData.difficulty,
+            poolConfig.coin.algorithm === 'x11' ? shareData.difficulty * 256 : shareData.difficulty,
             typeof(shareData.error) === 'undefined' ? null : shareData.error,
             shareData.blockHash ? shareData.blockHash : (shareData.blockHashInvalid ? shareData.blockHashInvalid : '')
         ];

From 7b6044d674a220a17066c6ee5552ddeab092a2fc Mon Sep 17 00:00:00 2001
From: Matt Culpepper <matt@culpepper.co>
Date: Sun, 13 Apr 2014 13:59:19 -0500
Subject: [PATCH 2/3] create a config option for difficulty multiplier

---
 README.md                 | 1 +
 coins/darkcoin.json       | 5 +++--
 coins/hirocoin.json       | 5 +++--
 libs/mposCompatibility.js | 4 ++--
 4 files changed, 9 insertions(+), 6 deletions(-)

diff --git a/README.md b/README.md
index baa047b..fd11497 100644
--- a/README.md
+++ b/README.md
@@ -243,6 +243,7 @@ Here is an example of the required fields:
     "symbol": "ltc",
     "algorithm": "scrypt", //or "sha256", "scrypt-jane", "scrypt-n", "quark", "x11"
     "txMessages": false, //or true (not required, defaults to false)
+    "mposDiffMultiplier": 256, //only for x11 coins in mpos mode, set to 256 (optional)
 }
 ````
 
diff --git a/coins/darkcoin.json b/coins/darkcoin.json
index ed863c3..fa806d4 100644
--- a/coins/darkcoin.json
+++ b/coins/darkcoin.json
@@ -1,5 +1,6 @@
 {
     "name": "Darkcoin",
     "symbol": "DRK",
-    "algorithm": "x11"
-}
\ No newline at end of file
+    "algorithm": "x11",
+    "mposDiffMultiplier": 256
+}
diff --git a/coins/hirocoin.json b/coins/hirocoin.json
index 3b21d84..cd7da82 100644
--- a/coins/hirocoin.json
+++ b/coins/hirocoin.json
@@ -1,5 +1,6 @@
 {
     "name": "Hirocoin",
     "symbol": "hic",
-    "algorithm": "x11"
-}
\ No newline at end of file
+    "algorithm": "x11",
+    "mposDiffMultiplier": 256
+}
diff --git a/libs/mposCompatibility.js b/libs/mposCompatibility.js
index bc2ae02..d0bf31c 100644
--- a/libs/mposCompatibility.js
+++ b/libs/mposCompatibility.js
@@ -68,7 +68,7 @@ module.exports = function(logger, poolConfig){
             shareData.worker,
             isValidShare ? 'Y' : 'N',
             isValidBlock ? 'Y' : 'N',
-            poolConfig.coin.algorithm === 'x11' ? shareData.difficulty * 256 : shareData.difficulty,
+            shareData.difficulty * (poolConfig.coin.mposDiffMultiplier || 1)
             typeof(shareData.error) === 'undefined' ? null : shareData.error,
             shareData.blockHash ? shareData.blockHash : (shareData.blockHashInvalid ? shareData.blockHashInvalid : '')
         ];
@@ -102,4 +102,4 @@ module.exports = function(logger, poolConfig){
     };
 
 
-};
\ No newline at end of file
+};

From 2d6470cf3f74ae43423a6bce1d85133a69bcc934 Mon Sep 17 00:00:00 2001
From: Matt Culpepper <matt@culpepper.co>
Date: Sun, 13 Apr 2014 14:06:24 -0500
Subject: [PATCH 3/3] missing comma

---
 libs/mposCompatibility.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libs/mposCompatibility.js b/libs/mposCompatibility.js
index d0bf31c..2ee3f19 100644
--- a/libs/mposCompatibility.js
+++ b/libs/mposCompatibility.js
@@ -68,7 +68,7 @@ module.exports = function(logger, poolConfig){
             shareData.worker,
             isValidShare ? 'Y' : 'N',
             isValidBlock ? 'Y' : 'N',
-            shareData.difficulty * (poolConfig.coin.mposDiffMultiplier || 1)
+            shareData.difficulty * (poolConfig.coin.mposDiffMultiplier || 1),
             typeof(shareData.error) === 'undefined' ? null : shareData.error,
             shareData.blockHash ? shareData.blockHash : (shareData.blockHashInvalid ? shareData.blockHashInvalid : '')
         ];