package mnet
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sha256=98230fefe2962c4e766a32f3af206a09e2b866e1cab8e82ed24d27eb580b365a
sha512=08fb6d2876efc620742cea99203ee1d4af9979ea2af916c5fd11de2ecfeb6355d694fea513a4e45f7c85089b91a0dde3dc932d5b57d03770986a1a62b40fbbae
doc/mnet.ipv4/IPv4/Writer/index.html
Module IPv4.WriterSource
Efficient IPv4 payload composition.
A t value represents a payload to be sent in an IPv4 packet. Three constructors are provided depending on whether the data is already in memory as a string, as multiple strings, or should be written directly into the outgoing buffer. The writer handles fragmentation transparently when the payload exceeds the path MTU.
of_string ipv4 str creates a writer that sends str as the payload.
of_strings ipv4 strs creates a writer that sends the concatenation of strs as the payload. This avoids copying the strings into a single buffer.
into ipv4 ~len fn creates a writer that fills the payload by calling fn buf, where buf is a buffer of size len positioned after the IPv4 header. This is the zero-copy path for upper-layer protocols (like UDP's UDP.sendfn) that can write directly into the outgoing frame.