using System;

using System.Text;

using System.Security.Cryptography;

using luckpanda.utility;

using RedQ;

namespace luckpanda.iqq.packet

{

    class outpacket

    {

        //报头报尾起止字节

        byte bphead = 0x02, bptail = 0x03, bpnull = 0x00;

        //存放请求数据报的内容

        byte[] bytes;

        ///<summary>

        ///为请求数据报追加常规报头部分

        ///</summary>

        ///<param name="bcommand"></param>

        void FillHead(byte bcommand)

        {

            //追加报头首字节

            bytes.SetValue(bphead, 0);

            //追加版本号

            qq.vertion.CopyTo(bytes, 1);

            //追加命令号

            bytes.SetValue(bpnull, 3);

            bytes.SetValue(bcommand, 4);

            //追加命令序号

            qq.cmdsn.CopyTo(bytes, 5);

            //追加QQ帐号

            qq.QQNum.CopyTo(bytes, 7);

        }

        ///<summary>

        ///组装请求报

        ///</summary>

        ///<param name="bcommand"></param>

        public outpacket(byte bcommand)

        {

            int flag = 0;

            byte[] tmpkeyba;//临时密钥for 0xBA

            QQCrypt cipher = new QQCrypt();

            switch (bcommand)

            {

                case 0x91:

                    //定义报长

                    bytes = new byte[60];

                    //追加报头

                    FillHead(bcommand);

                    //临时密钥

                    qq.tmpkey.CopyTo(bytes, 11);

                    //密文：临时密钥加密个x00

                    byte[] tmp91 = cipher.QQ_Encrypt(new Byte[15], qq.tmpkey);

                    //追加密文

                    tmp91.CopyTo(bytes, 27);

                    break;

                case 0x62:

                    //定义报长

                    bytes = new byte[13];

                    //追加报头

                    FillHead(bcommand);

                    //补位

                    bytes.SetValue(bpnull, 11);

                    break;

                case 0xba:

                    //临时令牌

                    byte[] asmtoken = new byte[35];

                    byte balen = 0x18;

                    asmtoken.SetValue(balen ,0);

                    qq.tmptoken.CopyTo(asmtoken, 1);

                    byte[] asmtail = { 0x03, 0x00, 0x05, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };

                    asmtail.CopyTo(asmtoken, 25);

                    //加密[装配后的令牌]

                    byte[] bsend = cipher.QQ_Encrypt(asmtoken,qq.tmpkey);

                    //定义报长

                    bytes = new byte[12 + qq.tmpkey.Length + bsend.Length];

                    //追加报头

                    FillHead(bcommand);

                    qq.tmpkey.CopyTo(bytes, 11);

                    bsend.CopyTo(bytes, 11 + qq.tmpkey.Length);

                    break;

                case 0xdd:

                    //?客户端在xdd时发出的临时密钥是否需要更换?什么规则?未知

                    qq.tmpkey = new byte[]{0x2E,0xF3,0x2A,0x60,0xDF,0xEC,0x58,0xC9,0x0B,0x75,0xD6,0x4B,0xCF,0x88,0xBE,0x68};

                    //装配密文

                    byte[] asmddp1 = { 0, 95, 0, 0, 8, 4, 1, 224 };

                    #region生成密码验证串

                    MD5 md5 = MD5.Create();

                    byte[] asmddtp1 = md5.ComputeHash(qq.QQPsw);

                    byte[] asmddstr = new byte[asmddtp1.Length + 4];

                    asmddtp1.CopyTo(asmddstr, 0);

                    //四个字节的随机数

                    byte[] asmddtp3 = {0x00, 0x01, 0x02, 0x03};

                    asmddtp3.CopyTo(asmddstr, asmddtp1.Length);

                    byte[] asmddp5 = cipher.QQ_Encrypt(asmddstr, qq.pswkey);

                    //保存密码验证串

                    qq.pwschk = asmddp5;

                    #endregion

                    //装配密文过程

                    byte[] asmdd = new byte[asmddp1.Length + 1 + qq.token.Length + 2 + asmddp5.Length + 27];

                    asmddp1.CopyTo(asmdd, 0);

                    asmdd.SetValue(Convert.ToByte(qq.token.Length), 8);//token length 32?

                    qq.token.CopyTo(asmdd, 9);

                    //加分隔符

                    asmdd.SetValue(Convert.ToByte(0), 9 + qq.token.Length);

                    //加密码验证串的长度

                    asmdd.SetValue(Convert.ToByte(asmddp5.Length), 10 + qq.token.Length);

                    asmddp5.CopyTo(asmdd, 11 + qq.token.Length);

                    byte[] asmddtp4 = { 0, 20, 214, 73, 213, 51, 88, 203, 88, 241, 11, 220, 55, 122, 216, 114, 224, 75, 195, 202, 47, 14, 0, 3, 0, 126, 251 };

                    asmddtp4.CopyTo(asmdd, qq.token.Length + asmddp5.Length + 11);

                    byte[] asmdd2 = cipher.QQ_Encrypt(asmdd, qq.tmpkey);

                    bytes = new byte[11 + qq.tmpkey.Length + asmdd2.Length + 1];

                    FillHead(bcommand);

                    qq.tmpkey.CopyTo(bytes, 11);

                    asmdd2.CopyTo(bytes, 11 + qq.tmpkey.Length);

                    break;

                case 0x22:

                    //part 1 count=36

                    byte[] asm22p1 = {0x00,0x00,0x00,0x20};

                    //part 2 pwschk 密码验证串0x20

                    byte[] asm22p2 = { 0xd1, 0x0a, 0x06, 0x23, 0xb3, 0x7a, 0x9c, 0x23, 0xa2, 0x30,

                        0x7b, 0x13, 0x5e, 0x64, 0xee, 0x81, 0x33, 0x87, 0x15, 0x61,

                        0x0d, 0x0c, 0x2c, 0x39, 0x94, 0xf9, 0x00, 0xec, 0xa3, 0x34,

                        0x35, 0xb0 };

                    //part 3 count=16

                    byte[] asm22p3 = {0x06,0xf2,0xb0,0xca,0xf0,0xdd,0x0c,0x32,0xf7,0xc6,0x98,0x19,0x85,0x89,0xc3,0x12 };

                    //part 4 count=79

                    byte[] asm22p4 = {0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x79,

                        0x1D,0x5D,0x16,0xB8,0x1D,0xF4,0x9E,0xDA,0x09,0xE5,0x2E,0x03,0x04,0x73,0x44,0x39,0x0A,0x00,0x00,0x00,

                        0x00,0x00,0x02,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

                        0x00,0x00,0xAE,0xE9,0x53,0x58,0x11,0xE1,0xAC,0x49,0x91,0x46,0x17,0xAD,0x89,0xF8,0x62,0x0A,0x20};

                    //part 5 count=332

                    byte[] asm22p5 = {0x00,0x00,0x00,0x06,0x00,0x00,0x00,0x00,0x00,0x00,0x01,0x40,0x01,0xF1,0xA6,0x78,0xE9,0x00,0x10,0xD9,

                        0xF8,0x3D,0x17,0xDB,0x1E,0xF8,0x9D,0xFF,0x43,0x26,0x19,0x84,0x65,0x83,0x24,0x00,0x00,0x00,0x00,0x00,

                        0x02,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

                        0x02,0x1B,0x71,0x43,0x95,0x00,0x10,0x83,0x6E,0xFF,0x60,0xFD,0xE0,0x05,0x8F,0x4F,0x93,0x6B,0x3C,0x4A,

                        0xD3,0xF4,0x85,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

                        0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

                        0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

                        0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

                        0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

                        0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

                        0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

                        0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

                        0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

                        0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

                        0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

                        0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,

                        0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00};

                    byte[] asm22 = new byte[asm22p1.Length + asm22p2.Length + asm22p3.Length + asm22p4.Length + asm22p5.Length + qq.token.Length];

                    //写入part 1

                    asm22p1.CopyTo(asm22, 0);

                    asm22p2.CopyTo(asm22, asm22p1.Length);

                    //写入part 2

                    asm22p3.CopyTo(asm22, asm22p1.Length + asm22p2.Length);

                    //写入part 3

                    asm22p4.CopyTo(asm22, asm22p1.Length + asm22p2.Length + asm22p3.Length);

                    //写入part 4

                    qq.token.CopyTo(asm22, asm22p1.Length + asm22p2.Length + asm22p3.Length + asm22p4.Length);

                    //写入part 5

                    asm22p5.CopyTo(asm22, asm22p1.Length + asm22p2.Length + asm22p3.Length + asm22p4.Length + qq.token.Length);

                    //加密为密文

                    byte[] tmp22 = cipher.QQ_Encrypt(asm22, qq.tmpkey);

                    bytes = new byte[tmp22.Length + 14 + qq.dd422.Length];

                    FillHead(bcommand);

                    byte[] lenofdd = { 0x00, 0x38 };

                    lenofdd.CopyTo(bytes, 11);

                    qq.dd422.CopyTo(bytes, 13);

                    tmp22.CopyTo(bytes, 13 + qq.dd422.Length);

                    break;

            }

            //追加报尾

            bytes.SetValue(bptail, bytes.Length - 1);

        }

    }

    class inpacket

    {...}

}