/// <summary>
/// 数据封包
/// </summary>
/// <param name="dat">数据</param>
/// <param name="type">数据类型</param>
/// <param name="msgId">消息id</param>
/// <param name="time">发送时间</param>
/// <returns></returns>
public static byte[][] Pack(byte[] dat, byte type, UInt16 msgId, Int16 time)
{
int len = dat.Length;
int p = len / FragmentSize;
int r = len % FragmentSize;
int all = p;//总计分卷数量
if (r > 0)
{
all++;
}
byte[][] tmp = new byte[all][];
int s = 0;
unsafe
{
byte *buf = stackalloc byte[1490];
for (int i = 0; i < p; i++)
{
KcpHead *head = (KcpHead *)buf;
head->Type = type;
head->MsgID = msgId;
head->CurPart = (UInt16)i;
head->AllPart = (UInt16)all;
head->PartLen = (UInt16)FragmentSize;
head->Lenth = (UInt32)len;
byte *dp = buf + KcpHead.Size;
for (int j = 0; j < FragmentSize; j++)
{
dp[j] = dat[s];
s++;
}
tmp[i] = PackInt(buf, FragmentSize + KcpHead.Size);
}
if (r > 0)
{
KcpHead *head = (KcpHead *)buf;
head->Type = type;
head->MsgID = msgId;
head->CurPart = (UInt16)p;
head->AllPart = (UInt16)all;
head->PartLen = (UInt16)r;
head->Lenth = (UInt32)len;
byte *dp = buf + KcpHead.Size;
for (int j = 0; j < r; j++)
{
dp[j] = dat[s];
s++;
}
tmp[p] = PackInt(buf, r + KcpHead.Size);
}
}
return(tmp);
}
void PackAll(KcpData link, byte[] dat, byte type, UInt16 msgId, Int16 time)
{
int len = dat.Length;
int p = len / FragmentSize;
int r = len % FragmentSize;
int all = p;//总计分卷数量
if (r > 0)
{
all++;
}
int s = 0;
unsafe
{
fixed(byte *bp = &tmpBuffer[0])
{
for (int i = 0; i < p; i++)
{
KcpHead *head = (KcpHead *)bp;
head->Type = type;
head->MsgID = msgId;
head->CurPart = (UInt16)i;
head->AllPart = (UInt16)all;
head->PartLen = (UInt16)FragmentSize;
head->Lenth = (UInt32)len;
head->Time = time;
byte *dp = bp + KcpHead.Size;
for (int j = 0; j < FragmentSize; j++)
{
dp[j] = dat[s];
s++;
}
BlockInfo <byte> block = PackInt(FragmentSize + KcpHead.Size);
MsgInfo msg = new MsgInfo();
msg.data = block;
msg.MsgID = msgId;
msg.CurPart = (UInt16)i;
msg.CreateTime = time;
SendMsg(link, ref msg, time);
link.Msgs.Add(msg);
}
if (r > 0)
{
KcpHead *head = (KcpHead *)bp;
head->Type = type;
head->MsgID = msgId;
head->CurPart = (UInt16)p;
head->AllPart = (UInt16)all;
head->PartLen = (UInt16)r;
head->Lenth = (UInt32)len;
head->Time = time;
byte *dp = bp + KcpHead.Size;
for (int j = 0; j < r; j++)
{
dp[j] = dat[s];
s++;
}
BlockInfo <byte> block = PackInt(r + KcpHead.Size);
MsgInfo msg = new MsgInfo();
msg.data = block;
msg.MsgID = msgId;
msg.CurPart = (UInt16)p;
msg.CreateTime = time;
SendMsg(link, ref msg, time);
link.Msgs.Add(msg);
}
}
}
}