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Erichailong
V2EX  ›  C

Linux C UDP socket 中如何让其立即发包?

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  •   Erichailong · Apr 9, 2021 · 2032 views
    This topic created in 1847 days ago, the information mentioned may be changed or developed.

    想使用UDP发包测试延迟,特别精准的那种,希望每次发包后立即发送,不缓存。

    1 replies    2021-04-09 11:06:46 +08:00
    zhengxiaowai
        1
    zhengxiaowai  
       Apr 9, 2021
    Datagrams can be sent immediately using sendto(2)
    or sendmsg(2) with a valid destination address as an argument.

    https://man7.org/linux/man-pages/man7/udp.7.html
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