real, ureal paddings and implicit paddings for uint, int and hash

1 files changed, 45 insertions, 16 deletions

diff --git a/lib/abi.js b/lib/abi.js
index e80406ef9..5a4d64515 100644
--- a/lib/abi.js
+++ b/lib/abi.js
@@ -54,17 +54,44 @@ var padLeft = function (string, chars) {
     return new Array(chars - string.length + 1).join("0") + string;
 };
 
+var calcBitPadding = function (type, expected) {
+    var value = type.slice(expected.length);
+    if (value === "") {
+        return 32;
+    }
+    return parseInt(value) / 8;
+};
+
+var calcBytePadding = function (type, expected) {
+    var value = type.slice(expected.length);
+    if (value === "") {
+        return 32;
+    }
+    return parseInt(value);
+};
+
+var calcRealPadding = function (type, expected) {
+    var value = type.slice(expected.length);
+    if (value === "") {
+        return 32;
+    }
+    var sizes = value.split('x');
+    for (var padding = 0, i = 0; i < sizes; i++) {
+        padding += (sizes[i] / 8);
+    }
+    return padding;
+};
+
 var setupInputTypes = function () {
-    // @param prefix is the string prefix of the type
-    // @param bitsInNumber is number of bits per number in type
-    var prefixedType = function (prefix, bitsInNumber) {
+    
+    var prefixedType = function (prefix, calcPadding) {
         return function (type, value) {
             var expected = prefix;
             if (type.indexOf(expected) !== 0) {
                 return false;
             }
 
-            var padding = parseInt(type.slice(expected.length)) / 8 * bitsInNumber;
+            var padding = calcPadding(type, expected);
             if (typeof value === "number")
                 value = value.toString(16);
             else if (typeof value === "string")
@@ -92,10 +119,12 @@ var setupInputTypes = function () {
     };
 
     return [
-        prefixedType('uint', 1),
-        prefixedType('int', 1),
-        prefixedType('hash', 1),
-        prefixedType('string', 8),
+        prefixedType('uint', calcBitPadding),
+        prefixedType('int', calcBitPadding),
+        prefixedType('hash', calcBitPadding),
+        prefixedType('string', calcBytePadding),
+        prefixedType('real', calcRealPadding),
+        prefixedType('ureal', calcRealPadding),
         namedType('address', 20),
         namedType('bool', 1, formatBool),
     ];
@@ -129,16 +158,14 @@ var toAbiInput = function (json, methodName, params) {
 
 var setupOutputTypes = function () {
 
-    // @param prefix is the string prefix of the type
-    // @param bitsInNumber is number of bits per number in type
-    var prefixedType = function (prefix, bitsInNumber) {
+    var prefixedType = function (prefix, calcPadding) {
         return function (type) {
             var expected = prefix;
             if (type.indexOf(expected) !== 0) {
                 return -1;
             }
 
-            var padding = parseInt(type.slice(expected.length)) / 8 * bitsInNumber;
+            var padding = calcPadding(type, expected);
             return padding * 2;
         };
     };
@@ -166,10 +193,12 @@ var setupOutputTypes = function () {
     };
 
     return [
-    { padding: prefixedType('uint', 1), format: formatInt },
-    { padding: prefixedType('int', 1), format: formatInt },
-    { padding: prefixedType('hash', 1), format: formatHash },
-    { padding: prefixedType('string', 8), format: formatString },
+    { padding: prefixedType('uint', calcBitPadding), format: formatInt },
+    { padding: prefixedType('int', calcBitPadding), format: formatInt },
+    { padding: prefixedType('hash', calcBitPadding), format: formatHash },
+    { padding: prefixedType('string', calcBytePadding), format: formatString },
+    { padding: prefixedType('real', calcRealPadding), format: formatInt },
+    { padding: prefixedType('ureal', calcRealPadding), format: formatInt },
     { padding: namedType('address', 20) },
     { padding: namedType('bool', 1), format: formatBool }
     ];