Esempio n. 1
0
        public static string HmacSign(string aValue, string aKey)
        {
            int num;

            byte[] data    = new byte[0x40];
            byte[] buffer2 = new byte[0x40];
            byte[] bytes   = Encoding.UTF8.GetBytes(aKey);
            byte[] buffer4 = Encoding.UTF8.GetBytes(aValue);
            for (num = bytes.Length; num < 0x40; num++)
            {
                data[num] = 0x36;
            }
            for (num = bytes.Length; num < 0x40; num++)
            {
                buffer2[num] = 0x5c;
            }
            for (num = 0; num < bytes.Length; num++)
            {
                data[num]    = (byte)(bytes[num] ^ 0x36);
                buffer2[num] = (byte)(bytes[num] ^ 0x5c);
            }
            HmacMD5 cmd = new HmacMD5();

            cmd.update(data, (uint)data.Length);
            cmd.update(buffer4, (uint)buffer4.Length);
            byte[] buffer5 = cmd.finalize();
            cmd.init();
            cmd.update(buffer2, (uint)buffer2.Length);
            cmd.update(buffer5, 0x10);
            return(toHex(cmd.finalize()));
        }
Esempio n. 2
0
        /// <summary>
        /// 生成mac值
        /// 手机支付平台的mac值需要先调用HmacSign(String source),再调用HmacSign(string aValue, string aKey)
        /// </summary>
        /// <param name="aValue">生成mac值的原文</param>
        /// <param name="aKey">MD5算法的key值</param>
        /// <returns></returns>
        public static string HmacSign(string aValue, string aKey)
        {
            byte[] k_ipad = new byte[0x40];
            byte[] k_opad = new byte[0x40];
            byte[] keyb   = Encoding.UTF8.GetBytes(aKey);
            byte[] Value  = Encoding.UTF8.GetBytes(aValue);
            for (int i = keyb.Length; i < 0x40; i++)
            {
                k_ipad[i] = 0x36;
            }
            for (int i = keyb.Length; i < 0x40; i++)
            {
                k_opad[i] = 0x5c;
            }
            for (int i = 0; i < keyb.Length; i++)
            {
                k_ipad[i] = (byte)(keyb[i] ^ 0x36);
                k_opad[i] = (byte)(keyb[i] ^ 0x5c);
            }
            HmacMD5 md = new HmacMD5();

            md.update(k_ipad, (uint)k_ipad.Length);
            md.update(Value, (uint)Value.Length);
            byte[] dg = md.finalize();
            md.init();
            md.update(k_opad, (uint)k_opad.Length);
            md.update(dg, 0x10);
            String result = toHex(md.finalize());

            //log.Info("HmacSign-RSP:Hmac="+result);
            return(result);
        }