增加了git功能，但是还未完善

node_modules/sha.js/sha384.js

@@ -0,0 +1,59 @@
+'use strict';
+
+var inherits = require('inherits');
+var SHA512 = require('./sha512');
+var Hash = require('./hash');
+var Buffer = require('safe-buffer').Buffer;
+
+var W = new Array(160);
+
+function Sha384() {
+	this.init();
+	this._w = W;
+
+	Hash.call(this, 128, 112);
+}
+
+inherits(Sha384, SHA512);
+
+Sha384.prototype.init = function () {
+	this._ah = 0xcbbb9d5d;
+	this._bh = 0x629a292a;
+	this._ch = 0x9159015a;
+	this._dh = 0x152fecd8;
+	this._eh = 0x67332667;
+	this._fh = 0x8eb44a87;
+	this._gh = 0xdb0c2e0d;
+	this._hh = 0x47b5481d;
+
+	this._al = 0xc1059ed8;
+	this._bl = 0x367cd507;
+	this._cl = 0x3070dd17;
+	this._dl = 0xf70e5939;
+	this._el = 0xffc00b31;
+	this._fl = 0x68581511;
+	this._gl = 0x64f98fa7;
+	this._hl = 0xbefa4fa4;
+
+	return this;
+};
+
+Sha384.prototype._hash = function () {
+	var H = Buffer.allocUnsafe(48);
+
+	function writeInt64BE(h, l, offset) {
+		H.writeInt32BE(h, offset);
+		H.writeInt32BE(l, offset + 4);
+	}
+
+	writeInt64BE(this._ah, this._al, 0);
+	writeInt64BE(this._bh, this._bl, 8);
+	writeInt64BE(this._ch, this._cl, 16);
+	writeInt64BE(this._dh, this._dl, 24);
+	writeInt64BE(this._eh, this._el, 32);
+	writeInt64BE(this._fh, this._fl, 40);
+
+	return H;
+};
+
+module.exports = Sha384;