1 files changed, 75 insertions, 0 deletions
diff --git a/cmd/mist/assets/ext/string.js b/cmd/mist/assets/ext/string.js
new file mode 100644
index 000000000..e8dbd14d4
--- /dev/null
+++ b/cmd/mist/assets/ext/string.js
@@ -0,0 +1,75 @@
+// Copyright (c) 2013-2014, Jeffrey Wilcke. All rights reserved.
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU General Public
+// License as published by the Free Software Foundation; either
+// version 2.1 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this library; if not, write to the Free Software
+// Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
+// MA 02110-1301  USA
+
+String.prototype.pad = function(l, r) {
+	if (r === undefined) {
+		r = l
+		if (!(this.substr(0, 2) == "0x" || /^\d+$/.test(this)))
+			l = 0
+	}
+	var ret = this.bin();
+	while (ret.length < l)
+		ret = "\0" + ret
+	while (ret.length < r)
+		ret = ret + "\0"
+	return ret;
+}
+
+String.prototype.unpad = function() {
+	var i = this.length;
+	while (i && this[i - 1] == "\0")
+		--i
+	return this.substr(0, i)
+}
+
+String.prototype.bin = function() {
+	if (this.substr(0, 2) == "0x") {
+		bytes = []
+		var i = 2;
+
+		// Check if it's odd - pad with a zero if so.
+		if (this.length % 2)
+			bytes.push(parseInt(this.substr(i++, 1), 16))
+
+		for (; i < this.length - 1; i += 2)
+			bytes.push(parseInt(this.substr(i, 2), 16));
+
+		return String.fromCharCode.apply(String, bytes);
+	} else if (/^\d+$/.test(this))
+		return bigInt(this.substr(0)).toHex().bin()
+
+	// Otherwise we'll return the "String" object instead of an actual string
+	return this.substr(0, this.length)
+}
+
+String.prototype.unbin = function() {
+	var i, l, o = '';
+	for(i = 0, l = this.length; i < l; i++) {
+		var n = this.charCodeAt(i).toString(16);
+		o += n.length < 2 ? '0' + n : n;
+	}
+
+	return "0x" + o;
+}
+
+String.prototype.dec = function() {
+	return bigInt(this.substr(0)).toString()
+}
+
+String.prototype.hex = function() {
+	return bigInt(this.substr(0)).toHex()
+}