private void ParseContent(RMessage m, Socket s, byte[] b, int headEndIndex, int totalReceiveCount)
{
int contentBeginIndex = headEndIndex + 4 + 1;
byte[] b2 = null;
int b2Length;
if (totalReceiveCount > contentBeginIndex)
{
b2Length = totalReceiveCount - contentBeginIndex;
b2 = new byte[b2Length];
for (int i = 0; i < b2.Length; i++)
{
b2[i] = b[contentBeginIndex + i];
}
}
m.Content = new ContentStream(s, b2, m.ContentLength);
}
private void ParseHead(RMessage m, string head)
{
string[] tokens = head.Split(new string[] { "\r\n" }, StringSplitOptions.RemoveEmptyEntries);
string t;
string[] tokens2;
Dictionary <string, string> dic = new Dictionary <string, string>();
for (int i = 0; i < tokens.Length; i++)
{
t = tokens[i];
tokens2 = t.Split(new char[] { ':' });
if (tokens2.Length < 2)
{
throw new RPCException("Header 应包含 Name 和 Value 。 Name 和 Value 在 冒号 : 的 两边 。");
}
dic.Add(tokens2[0].Trim(), tokens2[1].Trim());
}
string p;
if (dic.TryGetValue("Parameters", out p))
{
tokens = p.Split(new char[] { '&' });
string name;
string value;
for (int i = 0; i < tokens.Length; i++)
{
t = tokens[i];
if (string.IsNullOrWhiteSpace(t))
{
continue;
}
tokens2 = t.Split(new char[] { '=' });
if (tokens2.Length < 2)
{
throw new RPCException("参数应包含 Name 和 Value 。 Name 和 Value 在 等号 = 的 两边 。");
}
name = tokens2[0];
value = tokens2[1];
name = HttpUtility.UrlDecode(name);
if (m.Parameters.ContainsKey(name))
{
throw new Exception("重复的 参数名 ： \"" + name + "\" 。");
}
value = HttpUtility.UrlDecode(value);
m.Parameters.Add(name, value);
}
}
string e;
if (dic.TryGetValue("Error", out e))
{
m.Error = HttpUtility.UrlDecode(e);
}
string c;
if (dic.TryGetValue("Content-Length", out c))
{
m.ContentLength = long.Parse(c);
}
}
public RMessage Parse(Socket s)
{
byte[] b = new byte[headSize];
int headEndIndex = -1;
int receiveCount;
int totalReceiveCount = 0;
int beginIndex = 0;
while (true)
{
receiveCount = s.Receive(b, totalReceiveCount, b.Length - totalReceiveCount, SocketFlags.None);
if (receiveCount == 0)
{
throw new RPCException("receiveCount = 0 。 对方主机已断开连接 。");
}
totalReceiveCount += receiveCount;
if (receiveCount > 0)
{
headEndIndex = FindHeadEnd(b, totalReceiveCount, ref beginIndex);
}
if (headEndIndex != -1)
{
break;
}
if (totalReceiveCount >= b.Length)
{
break;
}
}
if (headEndIndex == -1)
{
throw new RPCException("Bad Request . 找不到 Head 结束符 。");
}
string head = Encoding.ASCII.GetString(b, 0, headEndIndex + 1);
RMessage m = new RMessage();
ParseHead(m, head);
if (m.ContentLength > 0)
{
ParseContent(m, s, b, headEndIndex, totalReceiveCount);
}
return(m);
}
private SMessage OnMessageArrived(RMessage m)
{
return(this.messageCallback(m));
}
