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Always turn off hyphenation; it makes .\" way too many mistakes in technical documents. .if n .ad l .nh .SH "NAME" Protocol::HTTP2 \- HTTP/2 protocol implementation (RFC 7540) .SH "SYNOPSIS" .IX Header "SYNOPSIS" .Vb 1 \& use Protocol::HTTP2; \& \& # get protocol identification string for secure connections \& print Protocol::HTTP2::ident_tls; # h2 \& \& # get protocol identification string for non\-secure connections \& print Protocol::HTTP2::ident_plain; # h2c .Ve .SH "DESCRIPTION" .IX Header "DESCRIPTION" Protocol::HTTP2 is \s-1HTTP/2\s0 protocol implementation (\s-1RFC 7540\s0 ) with stateful decoders/encoders of \s-1HTTP/2\s0 frames. You may use this module to implement your own \s-1HTTP/2\s0 client/server/intermediate on top of your favorite event loop over plain or tls socket (see examples). .SH "STATUS" .IX Header "STATUS" Current status \- beta. Structures, module names and methods seems like stable. I've started this project to understand internals of \s-1HTTP/2\s0 and may be it will never become production, but at least it works. .PP .Vb 11 \& | Spec | status | \& | \-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\- | \-\-\-\-\-\-\-\-\-\-\-\-\-\-\- | \& | Negotiation | ALPN, NPN, | \& | | Upgrade, direct | \& | Preface | + | \& | Headers (de)compression | + | \& | Stream states | + | \& | Flow control | X | \& | Stream priority | X | \& | Server push | + | \& | Connect method | \- | \& \& \& | Frame | encoder | decoder | \& | \-\-\-\-\-\-\-\-\-\-\-\-\-\-\- |:\-\-\-\-\-\-\-:|:\-\-\-\-\-\-\-:| \& | DATA | X | + | \& | HEADERS | + | + | \& | PRIORITY | + | + | \& | RST_STREAM | + | + | \& | SETTINGS | + | + | \& | PUSH_PROMISE | + | + | \& | PING | + | + | \& | GOAWAY | + | + | \& | WINDOW_UPDATE | + | + | \& | CONTINUATION | X | + | .Ve .IP "\- \*(-- not implemeted" 4 .IX Item "- not implemeted" .PD 0 .IP "X \*(-- incomplete" 4 .IX Item "X incomplete" .IP "+ \*(-- implemented (may even work)" 4 .IX Item "+ implemented (may even work)" .PD .SH "MODULES" .IX Header "MODULES" .SS "Protocol::HTTP2::Client" .IX Subsection "Protocol::HTTP2::Client" Client protocol decoder/encoder with constructor of requests .SS "Protocol::HTTP2::Server" .IX Subsection "Protocol::HTTP2::Server" Server protocol decoder/encoder with constructor of responses/pushes .SS "Protocol::HTTP2::Connection" .IX Subsection "Protocol::HTTP2::Connection" Main low level module for protocol logic and state processing. Connection object is a mixin of Protocol::HTTP2::Frame (frame encoding/decoding), Protocol::HTTP2::Stream (stream operations) and Protocol::HTTP2::Upgrade (\s-1HTTP/1.1\s0 Upgrade support) .SS "Protocol::HTTP2::HeaderCompression" .IX Subsection "Protocol::HTTP2::HeaderCompression" Module implements \s-1HPACK\s0 \- Header Compression for \s-1HTTP/2\s0 (\s-1RFC 7541\s0 ). .SS "Protocol::HTTP2::Constants" .IX Subsection "Protocol::HTTP2::Constants" Module contains all defined in \s-1HTTP/2\s0 protocol constants and default values .SS "Protocol::HTTP2::Trace" .IX Subsection "Protocol::HTTP2::Trace" Module for debugging. You can setup \s-1HTTP2_DEBUG\s0 environment variable to change verbosity of the module (output to \s-1STDOUT\s0). Default level is error. .PP .Vb 2 \& $ export HTTP2_DEBUG=debug \& $ perl ./http2_program .Ve .SH "SEE ALSO" .IX Header "SEE ALSO" \- Protocol::HTTP2 wiki .PP \- official \s-1HTTP/2\s0 specification site .PP \- http2 explained .SH "LICENSE" .IX Header "LICENSE" Copyright (C) Vladimir Lettiev. .PP This library is free software; you can redistribute it and/or modify it under the same terms as Perl itself. .SH "AUTHOR" .IX Header "AUTHOR" Vladimir Lettiev