36 lines
838 B
C++
36 lines
838 B
C++
#include "EspUdp.h"
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/******************************** Udp ********************************/
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EspUdp::EspUdp(Esp8266& host, byte idx)
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: EspSocket(host, NetType::Udp, idx)
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{
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}
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bool EspUdp::SendTo(const Buffer& bs, const IPEndPoint& remote)
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{
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//!!! ESP8266有BUG，收到数据后，远程地址还是乱了，所以这里的远程地址跟实际可能不一致
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if(remote == Remote) return Send(bs);
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if(!Open()) return false;
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String cmd = "AT+CIPSEND=";
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cmd = cmd + _Index + ',' + bs.Length();
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// 加上远程IP和端口
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cmd = cmd + ",\"" + remote.Address + "\"";
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cmd = cmd + ',' + remote.Port;
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cmd += "\r\n";
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return SendData(cmd, bs);
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}
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bool EspUdp::OnWriteEx(const Buffer& bs, const void* opt)
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{
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auto ep = (IPEndPoint*)opt;
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if(!ep) return OnWrite(bs);
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return SendTo(bs, *ep);
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}
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