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<!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><meta name="generator" content="rustdoc"><meta name="description" content="Source to the Rust file `src/server/output.rs`."><meta name="keywords" content="rust, rustlang, rust-lang"><title>output.rs.html -- source</title><link rel="stylesheet" type="text/css" href="../../../normalize.css"><link rel="stylesheet" type="text/css" href="../../../rustdoc.css" id="mainThemeStyle"><link rel="stylesheet" type="text/css" href="../../../dark.css"><link rel="stylesheet" type="text/css" href="../../../light.css" id="themeStyle"><script src="../../../storage.js"></script></head><body class="rustdoc source"><!--[if lte IE 8]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="sidebar"><div class="sidebar-menu">☰</div></nav><div class="theme-picker"><button id="theme-picker" aria-label="Pick another theme!"><img src="../../../brush.svg" width="18" alt="Pick another theme!"></button><div id="theme-choices"></div></div><script src="../../../theme.js"></script><nav class="sub"><form class="search-form js-only"><div class="search-container"><input class="search-input" name="search" autocomplete="off" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"><a id="settings-menu" href="../../../settings.html"><img src="../../../wheel.svg" width="18" alt="Change settings"></a></div></form></nav><section id="main" class="content"><pre class="line-numbers"><span id="1"> 1</span>
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<span id="428">428</span>
|
||
<span id="429">429</span>
|
||
<span id="430">430</span>
|
||
<span id="431">431</span>
|
||
<span id="432">432</span>
|
||
<span id="433">433</span>
|
||
<span id="434">434</span>
|
||
<span id="435">435</span>
|
||
<span id="436">436</span>
|
||
<span id="437">437</span>
|
||
<span id="438">438</span>
|
||
<span id="439">439</span>
|
||
<span id="440">440</span>
|
||
<span id="441">441</span>
|
||
<span id="442">442</span>
|
||
<span id="443">443</span>
|
||
<span id="444">444</span>
|
||
<span id="445">445</span>
|
||
<span id="446">446</span>
|
||
<span id="447">447</span>
|
||
<span id="448">448</span>
|
||
<span id="449">449</span>
|
||
<span id="450">450</span>
|
||
<span id="451">451</span>
|
||
<span id="452">452</span>
|
||
<span id="453">453</span>
|
||
<span id="454">454</span>
|
||
<span id="455">455</span>
|
||
<span id="456">456</span>
|
||
<span id="457">457</span>
|
||
<span id="458">458</span>
|
||
<span id="459">459</span>
|
||
<span id="460">460</span>
|
||
<span id="461">461</span>
|
||
<span id="462">462</span>
|
||
<span id="463">463</span>
|
||
<span id="464">464</span>
|
||
<span id="465">465</span>
|
||
<span id="466">466</span>
|
||
<span id="467">467</span>
|
||
<span id="468">468</span>
|
||
<span id="469">469</span>
|
||
<span id="470">470</span>
|
||
<span id="471">471</span>
|
||
<span id="472">472</span>
|
||
<span id="473">473</span>
|
||
<span id="474">474</span>
|
||
<span id="475">475</span>
|
||
<span id="476">476</span>
|
||
<span id="477">477</span>
|
||
<span id="478">478</span>
|
||
<span id="479">479</span>
|
||
<span id="480">480</span>
|
||
<span id="481">481</span>
|
||
<span id="482">482</span>
|
||
<span id="483">483</span>
|
||
<span id="484">484</span>
|
||
<span id="485">485</span>
|
||
<span id="486">486</span>
|
||
<span id="487">487</span>
|
||
<span id="488">488</span>
|
||
<span id="489">489</span>
|
||
<span id="490">490</span>
|
||
<span id="491">491</span>
|
||
<span id="492">492</span>
|
||
<span id="493">493</span>
|
||
<span id="494">494</span>
|
||
<span id="495">495</span>
|
||
<span id="496">496</span>
|
||
<span id="497">497</span>
|
||
<span id="498">498</span>
|
||
<span id="499">499</span>
|
||
<span id="500">500</span>
|
||
<span id="501">501</span>
|
||
<span id="502">502</span>
|
||
<span id="503">503</span>
|
||
<span id="504">504</span>
|
||
<span id="505">505</span>
|
||
<span id="506">506</span>
|
||
<span id="507">507</span>
|
||
<span id="508">508</span>
|
||
<span id="509">509</span>
|
||
<span id="510">510</span>
|
||
<span id="511">511</span>
|
||
<span id="512">512</span>
|
||
<span id="513">513</span>
|
||
<span id="514">514</span>
|
||
<span id="515">515</span>
|
||
<span id="516">516</span>
|
||
<span id="517">517</span>
|
||
<span id="518">518</span>
|
||
<span id="519">519</span>
|
||
<span id="520">520</span>
|
||
<span id="521">521</span>
|
||
<span id="522">522</span>
|
||
<span id="523">523</span>
|
||
<span id="524">524</span>
|
||
<span id="525">525</span>
|
||
<span id="526">526</span>
|
||
<span id="527">527</span>
|
||
<span id="528">528</span>
|
||
<span id="529">529</span>
|
||
<span id="530">530</span>
|
||
<span id="531">531</span>
|
||
<span id="532">532</span>
|
||
<span id="533">533</span>
|
||
<span id="534">534</span>
|
||
<span id="535">535</span>
|
||
<span id="536">536</span>
|
||
<span id="537">537</span>
|
||
<span id="538">538</span>
|
||
<span id="539">539</span>
|
||
<span id="540">540</span>
|
||
<span id="541">541</span>
|
||
<span id="542">542</span>
|
||
<span id="543">543</span>
|
||
<span id="544">544</span>
|
||
<span id="545">545</span>
|
||
<span id="546">546</span>
|
||
<span id="547">547</span>
|
||
<span id="548">548</span>
|
||
<span id="549">549</span>
|
||
<span id="550">550</span>
|
||
<span id="551">551</span>
|
||
<span id="552">552</span>
|
||
<span id="553">553</span>
|
||
<span id="554">554</span>
|
||
<span id="555">555</span>
|
||
<span id="556">556</span>
|
||
<span id="557">557</span>
|
||
<span id="558">558</span>
|
||
<span id="559">559</span>
|
||
<span id="560">560</span>
|
||
<span id="561">561</span>
|
||
<span id="562">562</span>
|
||
<span id="563">563</span>
|
||
<span id="564">564</span>
|
||
<span id="565">565</span>
|
||
<span id="566">566</span>
|
||
<span id="567">567</span>
|
||
<span id="568">568</span>
|
||
<span id="569">569</span>
|
||
<span id="570">570</span>
|
||
<span id="571">571</span>
|
||
<span id="572">572</span>
|
||
<span id="573">573</span>
|
||
<span id="574">574</span>
|
||
<span id="575">575</span>
|
||
<span id="576">576</span>
|
||
<span id="577">577</span>
|
||
<span id="578">578</span>
|
||
<span id="579">579</span>
|
||
<span id="580">580</span>
|
||
<span id="581">581</span>
|
||
<span id="582">582</span>
|
||
<span id="583">583</span>
|
||
<span id="584">584</span>
|
||
<span id="585">585</span>
|
||
<span id="586">586</span>
|
||
<span id="587">587</span>
|
||
<span id="588">588</span>
|
||
<span id="589">589</span>
|
||
<span id="590">590</span>
|
||
<span id="591">591</span>
|
||
<span id="592">592</span>
|
||
<span id="593">593</span>
|
||
<span id="594">594</span>
|
||
<span id="595">595</span>
|
||
<span id="596">596</span>
|
||
<span id="597">597</span>
|
||
<span id="598">598</span>
|
||
<span id="599">599</span>
|
||
<span id="600">600</span>
|
||
<span id="601">601</span>
|
||
<span id="602">602</span>
|
||
<span id="603">603</span>
|
||
<span id="604">604</span>
|
||
<span id="605">605</span>
|
||
<span id="606">606</span>
|
||
<span id="607">607</span>
|
||
<span id="608">608</span>
|
||
<span id="609">609</span>
|
||
<span id="610">610</span>
|
||
<span id="611">611</span>
|
||
<span id="612">612</span>
|
||
<span id="613">613</span>
|
||
<span id="614">614</span>
|
||
<span id="615">615</span>
|
||
<span id="616">616</span>
|
||
<span id="617">617</span>
|
||
<span id="618">618</span>
|
||
<span id="619">619</span>
|
||
<span id="620">620</span>
|
||
<span id="621">621</span>
|
||
<span id="622">622</span>
|
||
<span id="623">623</span>
|
||
<span id="624">624</span>
|
||
<span id="625">625</span>
|
||
<span id="626">626</span>
|
||
<span id="627">627</span>
|
||
<span id="628">628</span>
|
||
<span id="629">629</span>
|
||
<span id="630">630</span>
|
||
<span id="631">631</span>
|
||
<span id="632">632</span>
|
||
<span id="633">633</span>
|
||
<span id="634">634</span>
|
||
<span id="635">635</span>
|
||
<span id="636">636</span>
|
||
<span id="637">637</span>
|
||
<span id="638">638</span>
|
||
<span id="639">639</span>
|
||
<span id="640">640</span>
|
||
<span id="641">641</span>
|
||
<span id="642">642</span>
|
||
<span id="643">643</span>
|
||
<span id="644">644</span>
|
||
<span id="645">645</span>
|
||
<span id="646">646</span>
|
||
<span id="647">647</span>
|
||
<span id="648">648</span>
|
||
<span id="649">649</span>
|
||
<span id="650">650</span>
|
||
<span id="651">651</span>
|
||
<span id="652">652</span>
|
||
<span id="653">653</span>
|
||
<span id="654">654</span>
|
||
<span id="655">655</span>
|
||
<span id="656">656</span>
|
||
<span id="657">657</span>
|
||
<span id="658">658</span>
|
||
<span id="659">659</span>
|
||
<span id="660">660</span>
|
||
<span id="661">661</span>
|
||
<span id="662">662</span>
|
||
<span id="663">663</span>
|
||
<span id="664">664</span>
|
||
<span id="665">665</span>
|
||
<span id="666">666</span>
|
||
<span id="667">667</span>
|
||
<span id="668">668</span>
|
||
<span id="669">669</span>
|
||
<span id="670">670</span>
|
||
<span id="671">671</span>
|
||
<span id="672">672</span>
|
||
<span id="673">673</span>
|
||
<span id="674">674</span>
|
||
<span id="675">675</span>
|
||
<span id="676">676</span>
|
||
<span id="677">677</span>
|
||
<span id="678">678</span>
|
||
<span id="679">679</span>
|
||
<span id="680">680</span>
|
||
<span id="681">681</span>
|
||
<span id="682">682</span>
|
||
<span id="683">683</span>
|
||
<span id="684">684</span>
|
||
<span id="685">685</span>
|
||
<span id="686">686</span>
|
||
<span id="687">687</span>
|
||
<span id="688">688</span>
|
||
<span id="689">689</span>
|
||
<span id="690">690</span>
|
||
<span id="691">691</span>
|
||
<span id="692">692</span>
|
||
<span id="693">693</span>
|
||
<span id="694">694</span>
|
||
<span id="695">695</span>
|
||
<span id="696">696</span>
|
||
<span id="697">697</span>
|
||
<span id="698">698</span>
|
||
<span id="699">699</span>
|
||
<span id="700">700</span>
|
||
<span id="701">701</span>
|
||
<span id="702">702</span>
|
||
<span id="703">703</span>
|
||
<span id="704">704</span>
|
||
<span id="705">705</span>
|
||
<span id="706">706</span>
|
||
<span id="707">707</span>
|
||
<span id="708">708</span>
|
||
<span id="709">709</span>
|
||
<span id="710">710</span>
|
||
<span id="711">711</span>
|
||
<span id="712">712</span>
|
||
<span id="713">713</span>
|
||
<span id="714">714</span>
|
||
<span id="715">715</span>
|
||
<span id="716">716</span>
|
||
<span id="717">717</span>
|
||
<span id="718">718</span>
|
||
<span id="719">719</span>
|
||
<span id="720">720</span>
|
||
<span id="721">721</span>
|
||
<span id="722">722</span>
|
||
<span id="723">723</span>
|
||
<span id="724">724</span>
|
||
<span id="725">725</span>
|
||
<span id="726">726</span>
|
||
<span id="727">727</span>
|
||
<span id="728">728</span>
|
||
<span id="729">729</span>
|
||
<span id="730">730</span>
|
||
<span id="731">731</span>
|
||
<span id="732">732</span>
|
||
<span id="733">733</span>
|
||
<span id="734">734</span>
|
||
<span id="735">735</span>
|
||
<span id="736">736</span>
|
||
<span id="737">737</span>
|
||
<span id="738">738</span>
|
||
<span id="739">739</span>
|
||
<span id="740">740</span>
|
||
<span id="741">741</span>
|
||
<span id="742">742</span>
|
||
<span id="743">743</span>
|
||
<span id="744">744</span>
|
||
<span id="745">745</span>
|
||
<span id="746">746</span>
|
||
<span id="747">747</span>
|
||
<span id="748">748</span>
|
||
<span id="749">749</span>
|
||
<span id="750">750</span>
|
||
<span id="751">751</span>
|
||
<span id="752">752</span>
|
||
<span id="753">753</span>
|
||
<span id="754">754</span>
|
||
<span id="755">755</span>
|
||
<span id="756">756</span>
|
||
<span id="757">757</span>
|
||
<span id="758">758</span>
|
||
<span id="759">759</span>
|
||
<span id="760">760</span>
|
||
<span id="761">761</span>
|
||
<span id="762">762</span>
|
||
<span id="763">763</span>
|
||
<span id="764">764</span>
|
||
<span id="765">765</span>
|
||
</pre><pre class="rust ">
|
||
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">fmt</span>::<span class="ident">Write</span> <span class="kw">as</span> <span class="ident">FmtWrite</span>;
|
||
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">io</span>::<span class="ident">Write</span>;
|
||
<span class="kw">use</span> <span class="ident">std</span>::<span class="ident">str</span>::<span class="ident">FromStr</span>;
|
||
<span class="kw">use</span> <span class="ident">std</span>::{<span class="ident">cmp</span>, <span class="ident">fmt</span>, <span class="ident">io</span>, <span class="ident">mem</span>};
|
||
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"brotli"</span>)]</span>
|
||
<span class="kw">use</span> <span class="ident">brotli2</span>::<span class="ident">write</span>::<span class="ident">BrotliEncoder</span>;
|
||
<span class="kw">use</span> <span class="ident">bytes</span>::<span class="ident">BytesMut</span>;
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"flate2"</span>)]</span>
|
||
<span class="kw">use</span> <span class="ident">flate2</span>::<span class="ident">write</span>::{<span class="ident">GzEncoder</span>, <span class="ident">ZlibEncoder</span>};
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"flate2"</span>)]</span>
|
||
<span class="kw">use</span> <span class="ident">flate2</span>::<span class="ident">Compression</span>;
|
||
<span class="kw">use</span> <span class="ident">http</span>::<span class="ident">header</span>::{<span class="ident">ACCEPT_ENCODING</span>, <span class="ident">CONTENT_LENGTH</span>};
|
||
<span class="kw">use</span> <span class="ident">http</span>::{<span class="ident">StatusCode</span>, <span class="ident">Version</span>};
|
||
|
||
<span class="kw">use</span> <span class="kw">super</span>::<span class="ident">message</span>::<span class="ident">InnerRequest</span>;
|
||
<span class="kw">use</span> <span class="ident">body</span>::{<span class="ident">Binary</span>, <span class="ident">Body</span>};
|
||
<span class="kw">use</span> <span class="ident">header</span>::<span class="ident">ContentEncoding</span>;
|
||
<span class="kw">use</span> <span class="ident">httpresponse</span>::<span class="ident">HttpResponse</span>;
|
||
|
||
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Debug</span>)]</span>
|
||
<span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">enum</span> <span class="ident">ResponseLength</span> {
|
||
<span class="ident">Chunked</span>,
|
||
<span class="ident">Zero</span>,
|
||
<span class="ident">Length</span>(<span class="ident">usize</span>),
|
||
<span class="ident">Length64</span>(<span class="ident">u64</span>),
|
||
<span class="prelude-val">None</span>,
|
||
}
|
||
|
||
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Debug</span>)]</span>
|
||
<span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">struct</span> <span class="ident">ResponseInfo</span> {
|
||
<span class="ident">head</span>: <span class="ident">bool</span>,
|
||
<span class="kw">pub</span> <span class="ident">length</span>: <span class="ident">ResponseLength</span>,
|
||
<span class="kw">pub</span> <span class="ident">content_encoding</span>: <span class="prelude-ty">Option</span><span class="op"><</span><span class="kw-2">&</span><span class="lifetime">'static</span> <span class="ident">str</span><span class="op">></span>,
|
||
}
|
||
|
||
<span class="kw">impl</span> <span class="ident">ResponseInfo</span> {
|
||
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">new</span>(<span class="ident">head</span>: <span class="ident">bool</span>) <span class="op">-></span> <span class="self">Self</span> {
|
||
<span class="ident">ResponseInfo</span> {
|
||
<span class="ident">head</span>,
|
||
<span class="ident">length</span>: <span class="ident">ResponseLength</span>::<span class="prelude-val">None</span>,
|
||
<span class="ident">content_encoding</span>: <span class="prelude-val">None</span>,
|
||
}
|
||
}
|
||
}
|
||
|
||
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Debug</span>)]</span>
|
||
<span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">enum</span> <span class="ident">Output</span> {
|
||
<span class="ident">Empty</span>(<span class="ident">BytesMut</span>),
|
||
<span class="ident">Buffer</span>(<span class="ident">BytesMut</span>),
|
||
<span class="ident">Encoder</span>(<span class="ident">ContentEncoder</span>),
|
||
<span class="ident">TE</span>(<span class="ident">TransferEncoding</span>),
|
||
<span class="ident">Done</span>,
|
||
}
|
||
|
||
<span class="kw">impl</span> <span class="ident">Output</span> {
|
||
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">take</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>) <span class="op">-></span> <span class="ident">BytesMut</span> {
|
||
<span class="kw">match</span> <span class="ident">mem</span>::<span class="ident">replace</span>(<span class="self">self</span>, <span class="ident">Output</span>::<span class="ident">Done</span>) {
|
||
<span class="ident">Output</span>::<span class="ident">Empty</span>(<span class="ident">bytes</span>) <span class="op">=></span> <span class="ident">bytes</span>,
|
||
<span class="ident">Output</span>::<span class="ident">Buffer</span>(<span class="ident">bytes</span>) <span class="op">=></span> <span class="ident">bytes</span>,
|
||
<span class="ident">Output</span>::<span class="ident">Encoder</span>(<span class="kw-2">mut</span> <span class="ident">enc</span>) <span class="op">=></span> <span class="ident">enc</span>.<span class="ident">take_buf</span>(),
|
||
<span class="ident">Output</span>::<span class="ident">TE</span>(<span class="kw-2">mut</span> <span class="ident">te</span>) <span class="op">=></span> <span class="ident">te</span>.<span class="ident">take</span>(),
|
||
<span class="ident">Output</span>::<span class="ident">Done</span> <span class="op">=></span> <span class="macro">panic</span><span class="macro">!</span>(),
|
||
}
|
||
}
|
||
|
||
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">take_option</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>) <span class="op">-></span> <span class="prelude-ty">Option</span><span class="op"><</span><span class="ident">BytesMut</span><span class="op">></span> {
|
||
<span class="kw">match</span> <span class="ident">mem</span>::<span class="ident">replace</span>(<span class="self">self</span>, <span class="ident">Output</span>::<span class="ident">Done</span>) {
|
||
<span class="ident">Output</span>::<span class="ident">Empty</span>(<span class="ident">bytes</span>) <span class="op">=></span> <span class="prelude-val">Some</span>(<span class="ident">bytes</span>),
|
||
<span class="ident">Output</span>::<span class="ident">Buffer</span>(<span class="ident">bytes</span>) <span class="op">=></span> <span class="prelude-val">Some</span>(<span class="ident">bytes</span>),
|
||
<span class="ident">Output</span>::<span class="ident">Encoder</span>(<span class="kw-2">mut</span> <span class="ident">enc</span>) <span class="op">=></span> <span class="prelude-val">Some</span>(<span class="ident">enc</span>.<span class="ident">take_buf</span>()),
|
||
<span class="ident">Output</span>::<span class="ident">TE</span>(<span class="kw-2">mut</span> <span class="ident">te</span>) <span class="op">=></span> <span class="prelude-val">Some</span>(<span class="ident">te</span>.<span class="ident">take</span>()),
|
||
<span class="ident">Output</span>::<span class="ident">Done</span> <span class="op">=></span> <span class="prelude-val">None</span>,
|
||
}
|
||
}
|
||
|
||
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">as_ref</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>) <span class="op">-></span> <span class="kw-2">&</span><span class="ident">BytesMut</span> {
|
||
<span class="kw">match</span> <span class="self">self</span> {
|
||
<span class="ident">Output</span>::<span class="ident">Empty</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">bytes</span>) <span class="op">=></span> <span class="ident">bytes</span>,
|
||
<span class="ident">Output</span>::<span class="ident">Buffer</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">bytes</span>) <span class="op">=></span> <span class="ident">bytes</span>,
|
||
<span class="ident">Output</span>::<span class="ident">Encoder</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">enc</span>) <span class="op">=></span> <span class="ident">enc</span>.<span class="ident">buf_ref</span>(),
|
||
<span class="ident">Output</span>::<span class="ident">TE</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">te</span>) <span class="op">=></span> <span class="ident">te</span>.<span class="ident">buf_ref</span>(),
|
||
<span class="ident">Output</span>::<span class="ident">Done</span> <span class="op">=></span> <span class="macro">panic</span><span class="macro">!</span>(),
|
||
}
|
||
}
|
||
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">as_mut</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>) <span class="op">-></span> <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">BytesMut</span> {
|
||
<span class="kw">match</span> <span class="self">self</span> {
|
||
<span class="ident">Output</span>::<span class="ident">Empty</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">bytes</span>) <span class="op">=></span> <span class="ident">bytes</span>,
|
||
<span class="ident">Output</span>::<span class="ident">Buffer</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">bytes</span>) <span class="op">=></span> <span class="ident">bytes</span>,
|
||
<span class="ident">Output</span>::<span class="ident">Encoder</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">enc</span>) <span class="op">=></span> <span class="ident">enc</span>.<span class="ident">buf_mut</span>(),
|
||
<span class="ident">Output</span>::<span class="ident">TE</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">te</span>) <span class="op">=></span> <span class="ident">te</span>.<span class="ident">buf_mut</span>(),
|
||
<span class="ident">Output</span>::<span class="ident">Done</span> <span class="op">=></span> <span class="macro">panic</span><span class="macro">!</span>(),
|
||
}
|
||
}
|
||
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">split_to</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">cap</span>: <span class="ident">usize</span>) <span class="op">-></span> <span class="ident">BytesMut</span> {
|
||
<span class="kw">match</span> <span class="self">self</span> {
|
||
<span class="ident">Output</span>::<span class="ident">Empty</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">bytes</span>) <span class="op">=></span> <span class="ident">bytes</span>.<span class="ident">split_to</span>(<span class="ident">cap</span>),
|
||
<span class="ident">Output</span>::<span class="ident">Buffer</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">bytes</span>) <span class="op">=></span> <span class="ident">bytes</span>.<span class="ident">split_to</span>(<span class="ident">cap</span>),
|
||
<span class="ident">Output</span>::<span class="ident">Encoder</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">enc</span>) <span class="op">=></span> <span class="ident">enc</span>.<span class="ident">buf_mut</span>().<span class="ident">split_to</span>(<span class="ident">cap</span>),
|
||
<span class="ident">Output</span>::<span class="ident">TE</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">te</span>) <span class="op">=></span> <span class="ident">te</span>.<span class="ident">buf_mut</span>().<span class="ident">split_to</span>(<span class="ident">cap</span>),
|
||
<span class="ident">Output</span>::<span class="ident">Done</span> <span class="op">=></span> <span class="ident">BytesMut</span>::<span class="ident">new</span>(),
|
||
}
|
||
}
|
||
|
||
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">len</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="ident">usize</span> {
|
||
<span class="kw">match</span> <span class="self">self</span> {
|
||
<span class="ident">Output</span>::<span class="ident">Empty</span>(<span class="kw-2">ref</span> <span class="ident">bytes</span>) <span class="op">=></span> <span class="ident">bytes</span>.<span class="ident">len</span>(),
|
||
<span class="ident">Output</span>::<span class="ident">Buffer</span>(<span class="kw-2">ref</span> <span class="ident">bytes</span>) <span class="op">=></span> <span class="ident">bytes</span>.<span class="ident">len</span>(),
|
||
<span class="ident">Output</span>::<span class="ident">Encoder</span>(<span class="kw-2">ref</span> <span class="ident">enc</span>) <span class="op">=></span> <span class="ident">enc</span>.<span class="ident">len</span>(),
|
||
<span class="ident">Output</span>::<span class="ident">TE</span>(<span class="kw-2">ref</span> <span class="ident">te</span>) <span class="op">=></span> <span class="ident">te</span>.<span class="ident">len</span>(),
|
||
<span class="ident">Output</span>::<span class="ident">Done</span> <span class="op">=></span> <span class="number">0</span>,
|
||
}
|
||
}
|
||
|
||
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">is_empty</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="ident">bool</span> {
|
||
<span class="kw">match</span> <span class="self">self</span> {
|
||
<span class="ident">Output</span>::<span class="ident">Empty</span>(<span class="kw-2">ref</span> <span class="ident">bytes</span>) <span class="op">=></span> <span class="ident">bytes</span>.<span class="ident">is_empty</span>(),
|
||
<span class="ident">Output</span>::<span class="ident">Buffer</span>(<span class="kw-2">ref</span> <span class="ident">bytes</span>) <span class="op">=></span> <span class="ident">bytes</span>.<span class="ident">is_empty</span>(),
|
||
<span class="ident">Output</span>::<span class="ident">Encoder</span>(<span class="kw-2">ref</span> <span class="ident">enc</span>) <span class="op">=></span> <span class="ident">enc</span>.<span class="ident">is_empty</span>(),
|
||
<span class="ident">Output</span>::<span class="ident">TE</span>(<span class="kw-2">ref</span> <span class="ident">te</span>) <span class="op">=></span> <span class="ident">te</span>.<span class="ident">is_empty</span>(),
|
||
<span class="ident">Output</span>::<span class="ident">Done</span> <span class="op">=></span> <span class="bool-val">true</span>,
|
||
}
|
||
}
|
||
|
||
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">write</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">data</span>: <span class="kw-2">&</span>[<span class="ident">u8</span>]) <span class="op">-></span> <span class="prelude-ty">Result</span><span class="op"><</span>(), <span class="ident">io</span>::<span class="ident">Error</span><span class="op">></span> {
|
||
<span class="kw">match</span> <span class="self">self</span> {
|
||
<span class="ident">Output</span>::<span class="ident">Buffer</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">bytes</span>) <span class="op">=></span> {
|
||
<span class="ident">bytes</span>.<span class="ident">extend_from_slice</span>(<span class="ident">data</span>);
|
||
<span class="prelude-val">Ok</span>(())
|
||
}
|
||
<span class="ident">Output</span>::<span class="ident">Encoder</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">enc</span>) <span class="op">=></span> <span class="ident">enc</span>.<span class="ident">write</span>(<span class="ident">data</span>),
|
||
<span class="ident">Output</span>::<span class="ident">TE</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">te</span>) <span class="op">=></span> <span class="ident">te</span>.<span class="ident">encode</span>(<span class="ident">data</span>).<span class="ident">map</span>(<span class="op">|</span><span class="kw">_</span><span class="op">|</span> ()),
|
||
<span class="ident">Output</span>::<span class="ident">Empty</span>(<span class="kw">_</span>) <span class="op">|</span> <span class="ident">Output</span>::<span class="ident">Done</span> <span class="op">=></span> <span class="prelude-val">Ok</span>(()),
|
||
}
|
||
}
|
||
|
||
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">write_eof</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>) <span class="op">-></span> <span class="prelude-ty">Result</span><span class="op"><</span><span class="ident">bool</span>, <span class="ident">io</span>::<span class="ident">Error</span><span class="op">></span> {
|
||
<span class="kw">match</span> <span class="self">self</span> {
|
||
<span class="ident">Output</span>::<span class="ident">Buffer</span>(<span class="kw">_</span>) <span class="op">=></span> <span class="prelude-val">Ok</span>(<span class="bool-val">true</span>),
|
||
<span class="ident">Output</span>::<span class="ident">Encoder</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">enc</span>) <span class="op">=></span> <span class="ident">enc</span>.<span class="ident">write_eof</span>(),
|
||
<span class="ident">Output</span>::<span class="ident">TE</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">te</span>) <span class="op">=></span> <span class="prelude-val">Ok</span>(<span class="ident">te</span>.<span class="ident">encode_eof</span>()),
|
||
<span class="ident">Output</span>::<span class="ident">Empty</span>(<span class="kw">_</span>) <span class="op">|</span> <span class="ident">Output</span>::<span class="ident">Done</span> <span class="op">=></span> <span class="prelude-val">Ok</span>(<span class="bool-val">true</span>),
|
||
}
|
||
}
|
||
|
||
<span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn</span> <span class="ident">for_server</span>(
|
||
<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">info</span>: <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">ResponseInfo</span>, <span class="ident">req</span>: <span class="kw-2">&</span><span class="ident">InnerRequest</span>, <span class="ident">resp</span>: <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">HttpResponse</span>,
|
||
<span class="ident">response_encoding</span>: <span class="ident">ContentEncoding</span>,
|
||
) {
|
||
<span class="kw">let</span> <span class="ident">buf</span> <span class="op">=</span> <span class="self">self</span>.<span class="ident">take</span>();
|
||
<span class="kw">let</span> <span class="ident">version</span> <span class="op">=</span> <span class="ident">resp</span>.<span class="ident">version</span>().<span class="ident">unwrap_or_else</span>(<span class="op">||</span> <span class="ident">req</span>.<span class="ident">version</span>);
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">len</span> <span class="op">=</span> <span class="number">0</span>;
|
||
|
||
<span class="kw">let</span> <span class="ident">has_body</span> <span class="op">=</span> <span class="kw">match</span> <span class="ident">resp</span>.<span class="ident">body</span>() {
|
||
<span class="ident">Body</span>::<span class="ident">Empty</span> <span class="op">=></span> <span class="bool-val">false</span>,
|
||
<span class="ident">Body</span>::<span class="ident">Binary</span>(<span class="kw-2">ref</span> <span class="ident">bin</span>) <span class="op">=></span> {
|
||
<span class="ident">len</span> <span class="op">=</span> <span class="ident">bin</span>.<span class="ident">len</span>();
|
||
<span class="op">!</span>(<span class="ident">response_encoding</span> <span class="op">==</span> <span class="ident">ContentEncoding</span>::<span class="ident">Auto</span> <span class="op">&&</span> <span class="ident">len</span> <span class="op"><</span> <span class="number">96</span>)
|
||
}
|
||
<span class="kw">_</span> <span class="op">=></span> <span class="bool-val">true</span>,
|
||
};
|
||
|
||
<span class="comment">// Enable content encoding only if response does not contain Content-Encoding</span>
|
||
<span class="comment">// header</span>
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">any</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"brotli"</span>, <span class="ident">feature</span> <span class="op">=</span> <span class="string">"flate2"</span>))]</span>
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">encoding</span> <span class="op">=</span> <span class="kw">if</span> <span class="ident">has_body</span> {
|
||
<span class="kw">let</span> <span class="ident">encoding</span> <span class="op">=</span> <span class="kw">match</span> <span class="ident">response_encoding</span> {
|
||
<span class="ident">ContentEncoding</span>::<span class="ident">Auto</span> <span class="op">=></span> {
|
||
<span class="comment">// negotiate content-encoding</span>
|
||
<span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Some</span>(<span class="ident">val</span>) <span class="op">=</span> <span class="ident">req</span>.<span class="ident">headers</span>.<span class="ident">get</span>(<span class="ident">ACCEPT_ENCODING</span>) {
|
||
<span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Ok</span>(<span class="ident">enc</span>) <span class="op">=</span> <span class="ident">val</span>.<span class="ident">to_str</span>() {
|
||
<span class="ident">AcceptEncoding</span>::<span class="ident">parse</span>(<span class="ident">enc</span>)
|
||
} <span class="kw">else</span> {
|
||
<span class="ident">ContentEncoding</span>::<span class="ident">Identity</span>
|
||
}
|
||
} <span class="kw">else</span> {
|
||
<span class="ident">ContentEncoding</span>::<span class="ident">Identity</span>
|
||
}
|
||
}
|
||
<span class="ident">encoding</span> <span class="op">=></span> <span class="ident">encoding</span>,
|
||
};
|
||
<span class="kw">if</span> <span class="ident">encoding</span>.<span class="ident">is_compression</span>() {
|
||
<span class="ident">info</span>.<span class="ident">content_encoding</span> <span class="op">=</span> <span class="prelude-val">Some</span>(<span class="ident">encoding</span>.<span class="ident">as_str</span>());
|
||
}
|
||
<span class="ident">encoding</span>
|
||
} <span class="kw">else</span> {
|
||
<span class="ident">ContentEncoding</span>::<span class="ident">Identity</span>
|
||
};
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">not</span>(<span class="ident">any</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"brotli"</span>, <span class="ident">feature</span> <span class="op">=</span> <span class="string">"flate2"</span>)))]</span>
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">encoding</span> <span class="op">=</span> <span class="ident">ContentEncoding</span>::<span class="ident">Identity</span>;
|
||
|
||
<span class="kw">let</span> <span class="ident">transfer</span> <span class="op">=</span> <span class="kw">match</span> <span class="ident">resp</span>.<span class="ident">body</span>() {
|
||
<span class="ident">Body</span>::<span class="ident">Empty</span> <span class="op">=></span> {
|
||
<span class="ident">info</span>.<span class="ident">length</span> <span class="op">=</span> <span class="kw">match</span> <span class="ident">resp</span>.<span class="ident">status</span>() {
|
||
<span class="ident">StatusCode</span>::<span class="ident">NO_CONTENT</span>
|
||
<span class="op">|</span> <span class="ident">StatusCode</span>::<span class="ident">CONTINUE</span>
|
||
<span class="op">|</span> <span class="ident">StatusCode</span>::<span class="ident">SWITCHING_PROTOCOLS</span>
|
||
<span class="op">|</span> <span class="ident">StatusCode</span>::<span class="ident">PROCESSING</span> <span class="op">=></span> <span class="ident">ResponseLength</span>::<span class="prelude-val">None</span>,
|
||
<span class="kw">_</span> <span class="op">=></span> <span class="ident">ResponseLength</span>::<span class="ident">Zero</span>,
|
||
};
|
||
<span class="kw-2">*</span><span class="self">self</span> <span class="op">=</span> <span class="ident">Output</span>::<span class="ident">Empty</span>(<span class="ident">buf</span>);
|
||
<span class="kw">return</span>;
|
||
}
|
||
<span class="ident">Body</span>::<span class="ident">Binary</span>(<span class="kw">_</span>) <span class="op">=></span> {
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">any</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"brotli"</span>, <span class="ident">feature</span> <span class="op">=</span> <span class="string">"flate2"</span>))]</span>
|
||
{
|
||
<span class="kw">if</span> <span class="op">!</span>(<span class="ident">encoding</span> <span class="op">==</span> <span class="ident">ContentEncoding</span>::<span class="ident">Identity</span>
|
||
<span class="op">||</span> <span class="ident">encoding</span> <span class="op">==</span> <span class="ident">ContentEncoding</span>::<span class="ident">Auto</span>)
|
||
{
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">tmp</span> <span class="op">=</span> <span class="ident">BytesMut</span>::<span class="ident">new</span>();
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">transfer</span> <span class="op">=</span> <span class="ident">TransferEncoding</span>::<span class="ident">eof</span>(<span class="ident">tmp</span>);
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">enc</span> <span class="op">=</span> <span class="kw">match</span> <span class="ident">encoding</span> {
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"flate2"</span>)]</span>
|
||
<span class="ident">ContentEncoding</span>::<span class="ident">Deflate</span> <span class="op">=></span> <span class="ident">ContentEncoder</span>::<span class="ident">Deflate</span>(
|
||
<span class="ident">ZlibEncoder</span>::<span class="ident">new</span>(<span class="ident">transfer</span>, <span class="ident">Compression</span>::<span class="ident">fast</span>()),
|
||
),
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"flate2"</span>)]</span>
|
||
<span class="ident">ContentEncoding</span>::<span class="ident">Gzip</span> <span class="op">=></span> <span class="ident">ContentEncoder</span>::<span class="ident">Gzip</span>(
|
||
<span class="ident">GzEncoder</span>::<span class="ident">new</span>(<span class="ident">transfer</span>, <span class="ident">Compression</span>::<span class="ident">fast</span>()),
|
||
),
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"brotli"</span>)]</span>
|
||
<span class="ident">ContentEncoding</span>::<span class="ident">Br</span> <span class="op">=></span> {
|
||
<span class="ident">ContentEncoder</span>::<span class="ident">Br</span>(<span class="ident">BrotliEncoder</span>::<span class="ident">new</span>(<span class="ident">transfer</span>, <span class="number">3</span>))
|
||
}
|
||
<span class="ident">ContentEncoding</span>::<span class="ident">Identity</span> <span class="op">|</span> <span class="ident">ContentEncoding</span>::<span class="ident">Auto</span> <span class="op">=></span> {
|
||
<span class="macro">unreachable</span><span class="macro">!</span>()
|
||
}
|
||
};
|
||
|
||
<span class="kw">let</span> <span class="ident">bin</span> <span class="op">=</span> <span class="ident">resp</span>.<span class="ident">replace_body</span>(<span class="ident">Body</span>::<span class="ident">Empty</span>).<span class="ident">binary</span>();
|
||
|
||
<span class="comment">// TODO return error!</span>
|
||
<span class="kw">let</span> <span class="kw">_</span> <span class="op">=</span> <span class="ident">enc</span>.<span class="ident">write</span>(<span class="ident">bin</span>.<span class="ident">as_ref</span>());
|
||
<span class="kw">let</span> <span class="kw">_</span> <span class="op">=</span> <span class="ident">enc</span>.<span class="ident">write_eof</span>();
|
||
<span class="kw">let</span> <span class="ident">body</span> <span class="op">=</span> <span class="ident">enc</span>.<span class="ident">buf_mut</span>().<span class="ident">take</span>();
|
||
<span class="ident">len</span> <span class="op">=</span> <span class="ident">body</span>.<span class="ident">len</span>();
|
||
<span class="ident">resp</span>.<span class="ident">replace_body</span>(<span class="ident">Binary</span>::<span class="ident">from</span>(<span class="ident">body</span>));
|
||
}
|
||
}
|
||
|
||
<span class="ident">info</span>.<span class="ident">length</span> <span class="op">=</span> <span class="ident">ResponseLength</span>::<span class="ident">Length</span>(<span class="ident">len</span>);
|
||
<span class="kw">if</span> <span class="ident">info</span>.<span class="ident">head</span> {
|
||
<span class="kw-2">*</span><span class="self">self</span> <span class="op">=</span> <span class="ident">Output</span>::<span class="ident">Empty</span>(<span class="ident">buf</span>);
|
||
} <span class="kw">else</span> {
|
||
<span class="kw-2">*</span><span class="self">self</span> <span class="op">=</span> <span class="ident">Output</span>::<span class="ident">Buffer</span>(<span class="ident">buf</span>);
|
||
}
|
||
<span class="kw">return</span>;
|
||
}
|
||
<span class="ident">Body</span>::<span class="ident">Streaming</span>(<span class="kw">_</span>) <span class="op">|</span> <span class="ident">Body</span>::<span class="ident">Actor</span>(<span class="kw">_</span>) <span class="op">=></span> {
|
||
<span class="kw">if</span> <span class="ident">resp</span>.<span class="ident">upgrade</span>() {
|
||
<span class="kw">if</span> <span class="ident">version</span> <span class="op">==</span> <span class="ident">Version</span>::<span class="ident">HTTP_2</span> {
|
||
<span class="macro">error</span><span class="macro">!</span>(<span class="string">"Connection upgrade is forbidden for HTTP/2"</span>);
|
||
}
|
||
<span class="kw">if</span> <span class="ident">encoding</span> <span class="op">!=</span> <span class="ident">ContentEncoding</span>::<span class="ident">Identity</span> {
|
||
<span class="ident">encoding</span> <span class="op">=</span> <span class="ident">ContentEncoding</span>::<span class="ident">Identity</span>;
|
||
<span class="ident">info</span>.<span class="ident">content_encoding</span>.<span class="ident">take</span>();
|
||
}
|
||
<span class="ident">TransferEncoding</span>::<span class="ident">eof</span>(<span class="ident">buf</span>)
|
||
} <span class="kw">else</span> {
|
||
<span class="kw">if</span> <span class="op">!</span>(<span class="ident">encoding</span> <span class="op">==</span> <span class="ident">ContentEncoding</span>::<span class="ident">Identity</span>
|
||
<span class="op">||</span> <span class="ident">encoding</span> <span class="op">==</span> <span class="ident">ContentEncoding</span>::<span class="ident">Auto</span>)
|
||
{
|
||
<span class="ident">resp</span>.<span class="ident">headers_mut</span>().<span class="ident">remove</span>(<span class="ident">CONTENT_LENGTH</span>);
|
||
}
|
||
<span class="ident">Output</span>::<span class="ident">streaming_encoding</span>(<span class="ident">info</span>, <span class="ident">buf</span>, <span class="ident">version</span>, <span class="ident">resp</span>)
|
||
}
|
||
}
|
||
};
|
||
<span class="comment">// check for head response</span>
|
||
<span class="kw">if</span> <span class="ident">info</span>.<span class="ident">head</span> {
|
||
<span class="ident">resp</span>.<span class="ident">set_body</span>(<span class="ident">Body</span>::<span class="ident">Empty</span>);
|
||
<span class="kw-2">*</span><span class="self">self</span> <span class="op">=</span> <span class="ident">Output</span>::<span class="ident">Empty</span>(<span class="ident">transfer</span>.<span class="ident">buf</span>.<span class="ident">unwrap</span>());
|
||
<span class="kw">return</span>;
|
||
}
|
||
|
||
<span class="kw">let</span> <span class="ident">enc</span> <span class="op">=</span> <span class="kw">match</span> <span class="ident">encoding</span> {
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"flate2"</span>)]</span>
|
||
<span class="ident">ContentEncoding</span>::<span class="ident">Deflate</span> <span class="op">=></span> {
|
||
<span class="ident">ContentEncoder</span>::<span class="ident">Deflate</span>(<span class="ident">ZlibEncoder</span>::<span class="ident">new</span>(<span class="ident">transfer</span>, <span class="ident">Compression</span>::<span class="ident">fast</span>()))
|
||
}
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"flate2"</span>)]</span>
|
||
<span class="ident">ContentEncoding</span>::<span class="ident">Gzip</span> <span class="op">=></span> {
|
||
<span class="ident">ContentEncoder</span>::<span class="ident">Gzip</span>(<span class="ident">GzEncoder</span>::<span class="ident">new</span>(<span class="ident">transfer</span>, <span class="ident">Compression</span>::<span class="ident">fast</span>()))
|
||
}
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"brotli"</span>)]</span>
|
||
<span class="ident">ContentEncoding</span>::<span class="ident">Br</span> <span class="op">=></span> <span class="ident">ContentEncoder</span>::<span class="ident">Br</span>(<span class="ident">BrotliEncoder</span>::<span class="ident">new</span>(<span class="ident">transfer</span>, <span class="number">3</span>)),
|
||
<span class="ident">ContentEncoding</span>::<span class="ident">Identity</span> <span class="op">|</span> <span class="ident">ContentEncoding</span>::<span class="ident">Auto</span> <span class="op">=></span> {
|
||
<span class="kw-2">*</span><span class="self">self</span> <span class="op">=</span> <span class="ident">Output</span>::<span class="ident">TE</span>(<span class="ident">transfer</span>);
|
||
<span class="kw">return</span>;
|
||
}
|
||
};
|
||
<span class="kw-2">*</span><span class="self">self</span> <span class="op">=</span> <span class="ident">Output</span>::<span class="ident">Encoder</span>(<span class="ident">enc</span>);
|
||
}
|
||
|
||
<span class="kw">fn</span> <span class="ident">streaming_encoding</span>(
|
||
<span class="ident">info</span>: <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">ResponseInfo</span>, <span class="ident">buf</span>: <span class="ident">BytesMut</span>, <span class="ident">version</span>: <span class="ident">Version</span>,
|
||
<span class="ident">resp</span>: <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">HttpResponse</span>,
|
||
) <span class="op">-></span> <span class="ident">TransferEncoding</span> {
|
||
<span class="kw">match</span> <span class="ident">resp</span>.<span class="ident">chunked</span>() {
|
||
<span class="prelude-val">Some</span>(<span class="bool-val">true</span>) <span class="op">=></span> {
|
||
<span class="comment">// Enable transfer encoding</span>
|
||
<span class="kw">if</span> <span class="ident">version</span> <span class="op">==</span> <span class="ident">Version</span>::<span class="ident">HTTP_2</span> {
|
||
<span class="ident">info</span>.<span class="ident">length</span> <span class="op">=</span> <span class="ident">ResponseLength</span>::<span class="prelude-val">None</span>;
|
||
<span class="ident">TransferEncoding</span>::<span class="ident">eof</span>(<span class="ident">buf</span>)
|
||
} <span class="kw">else</span> {
|
||
<span class="ident">info</span>.<span class="ident">length</span> <span class="op">=</span> <span class="ident">ResponseLength</span>::<span class="ident">Chunked</span>;
|
||
<span class="ident">TransferEncoding</span>::<span class="ident">chunked</span>(<span class="ident">buf</span>)
|
||
}
|
||
}
|
||
<span class="prelude-val">Some</span>(<span class="bool-val">false</span>) <span class="op">=></span> <span class="ident">TransferEncoding</span>::<span class="ident">eof</span>(<span class="ident">buf</span>),
|
||
<span class="prelude-val">None</span> <span class="op">=></span> {
|
||
<span class="comment">// if Content-Length is specified, then use it as length hint</span>
|
||
<span class="kw">let</span> (<span class="ident">len</span>, <span class="ident">chunked</span>) <span class="op">=</span>
|
||
<span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Some</span>(<span class="ident">len</span>) <span class="op">=</span> <span class="ident">resp</span>.<span class="ident">headers</span>().<span class="ident">get</span>(<span class="ident">CONTENT_LENGTH</span>) {
|
||
<span class="comment">// Content-Length</span>
|
||
<span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Ok</span>(<span class="ident">s</span>) <span class="op">=</span> <span class="ident">len</span>.<span class="ident">to_str</span>() {
|
||
<span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Ok</span>(<span class="ident">len</span>) <span class="op">=</span> <span class="ident">s</span>.<span class="ident">parse</span>::<span class="op"><</span><span class="ident">u64</span><span class="op">></span>() {
|
||
(<span class="prelude-val">Some</span>(<span class="ident">len</span>), <span class="bool-val">false</span>)
|
||
} <span class="kw">else</span> {
|
||
<span class="macro">error</span><span class="macro">!</span>(<span class="string">"illegal Content-Length: {:?}"</span>, <span class="ident">len</span>);
|
||
(<span class="prelude-val">None</span>, <span class="bool-val">false</span>)
|
||
}
|
||
} <span class="kw">else</span> {
|
||
<span class="macro">error</span><span class="macro">!</span>(<span class="string">"illegal Content-Length: {:?}"</span>, <span class="ident">len</span>);
|
||
(<span class="prelude-val">None</span>, <span class="bool-val">false</span>)
|
||
}
|
||
} <span class="kw">else</span> {
|
||
(<span class="prelude-val">None</span>, <span class="bool-val">true</span>)
|
||
};
|
||
|
||
<span class="kw">if</span> <span class="op">!</span><span class="ident">chunked</span> {
|
||
<span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Some</span>(<span class="ident">len</span>) <span class="op">=</span> <span class="ident">len</span> {
|
||
<span class="ident">info</span>.<span class="ident">length</span> <span class="op">=</span> <span class="ident">ResponseLength</span>::<span class="ident">Length64</span>(<span class="ident">len</span>);
|
||
<span class="ident">TransferEncoding</span>::<span class="ident">length</span>(<span class="ident">len</span>, <span class="ident">buf</span>)
|
||
} <span class="kw">else</span> {
|
||
<span class="ident">TransferEncoding</span>::<span class="ident">eof</span>(<span class="ident">buf</span>)
|
||
}
|
||
} <span class="kw">else</span> {
|
||
<span class="comment">// Enable transfer encoding</span>
|
||
<span class="kw">match</span> <span class="ident">version</span> {
|
||
<span class="ident">Version</span>::<span class="ident">HTTP_11</span> <span class="op">=></span> {
|
||
<span class="ident">info</span>.<span class="ident">length</span> <span class="op">=</span> <span class="ident">ResponseLength</span>::<span class="ident">Chunked</span>;
|
||
<span class="ident">TransferEncoding</span>::<span class="ident">chunked</span>(<span class="ident">buf</span>)
|
||
}
|
||
<span class="kw">_</span> <span class="op">=></span> {
|
||
<span class="ident">info</span>.<span class="ident">length</span> <span class="op">=</span> <span class="ident">ResponseLength</span>::<span class="prelude-val">None</span>;
|
||
<span class="ident">TransferEncoding</span>::<span class="ident">eof</span>(<span class="ident">buf</span>)
|
||
}
|
||
}
|
||
}
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
<span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">enum</span> <span class="ident">ContentEncoder</span> {
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"flate2"</span>)]</span>
|
||
<span class="ident">Deflate</span>(<span class="ident">ZlibEncoder</span><span class="op"><</span><span class="ident">TransferEncoding</span><span class="op">></span>),
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"flate2"</span>)]</span>
|
||
<span class="ident">Gzip</span>(<span class="ident">GzEncoder</span><span class="op"><</span><span class="ident">TransferEncoding</span><span class="op">></span>),
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"brotli"</span>)]</span>
|
||
<span class="ident">Br</span>(<span class="ident">BrotliEncoder</span><span class="op"><</span><span class="ident">TransferEncoding</span><span class="op">></span>),
|
||
<span class="ident">Identity</span>(<span class="ident">TransferEncoding</span>),
|
||
}
|
||
|
||
<span class="kw">impl</span> <span class="ident">fmt</span>::<span class="ident">Debug</span> <span class="kw">for</span> <span class="ident">ContentEncoder</span> {
|
||
<span class="kw">fn</span> <span class="ident">fmt</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">f</span>: <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">fmt</span>::<span class="ident">Formatter</span>) <span class="op">-></span> <span class="ident">fmt</span>::<span class="prelude-ty">Result</span> {
|
||
<span class="kw">match</span> <span class="kw-2">*</span><span class="self">self</span> {
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"brotli"</span>)]</span>
|
||
<span class="ident">ContentEncoder</span>::<span class="ident">Br</span>(<span class="kw">_</span>) <span class="op">=></span> <span class="macro">writeln</span><span class="macro">!</span>(<span class="ident">f</span>, <span class="string">"ContentEncoder(Brotli)"</span>),
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"flate2"</span>)]</span>
|
||
<span class="ident">ContentEncoder</span>::<span class="ident">Deflate</span>(<span class="kw">_</span>) <span class="op">=></span> <span class="macro">writeln</span><span class="macro">!</span>(<span class="ident">f</span>, <span class="string">"ContentEncoder(Deflate)"</span>),
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"flate2"</span>)]</span>
|
||
<span class="ident">ContentEncoder</span>::<span class="ident">Gzip</span>(<span class="kw">_</span>) <span class="op">=></span> <span class="macro">writeln</span><span class="macro">!</span>(<span class="ident">f</span>, <span class="string">"ContentEncoder(Gzip)"</span>),
|
||
<span class="ident">ContentEncoder</span>::<span class="ident">Identity</span>(<span class="kw">_</span>) <span class="op">=></span> <span class="macro">writeln</span><span class="macro">!</span>(<span class="ident">f</span>, <span class="string">"ContentEncoder(Identity)"</span>),
|
||
}
|
||
}
|
||
}
|
||
|
||
<span class="kw">impl</span> <span class="ident">ContentEncoder</span> {
|
||
<span class="attribute">#[<span class="ident">inline</span>]</span>
|
||
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">len</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="ident">usize</span> {
|
||
<span class="kw">match</span> <span class="kw-2">*</span><span class="self">self</span> {
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"brotli"</span>)]</span>
|
||
<span class="ident">ContentEncoder</span>::<span class="ident">Br</span>(<span class="kw-2">ref</span> <span class="ident">encoder</span>) <span class="op">=></span> <span class="ident">encoder</span>.<span class="ident">get_ref</span>().<span class="ident">len</span>(),
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"flate2"</span>)]</span>
|
||
<span class="ident">ContentEncoder</span>::<span class="ident">Deflate</span>(<span class="kw-2">ref</span> <span class="ident">encoder</span>) <span class="op">=></span> <span class="ident">encoder</span>.<span class="ident">get_ref</span>().<span class="ident">len</span>(),
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"flate2"</span>)]</span>
|
||
<span class="ident">ContentEncoder</span>::<span class="ident">Gzip</span>(<span class="kw-2">ref</span> <span class="ident">encoder</span>) <span class="op">=></span> <span class="ident">encoder</span>.<span class="ident">get_ref</span>().<span class="ident">len</span>(),
|
||
<span class="ident">ContentEncoder</span>::<span class="ident">Identity</span>(<span class="kw-2">ref</span> <span class="ident">encoder</span>) <span class="op">=></span> <span class="ident">encoder</span>.<span class="ident">len</span>(),
|
||
}
|
||
}
|
||
|
||
<span class="attribute">#[<span class="ident">inline</span>]</span>
|
||
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">is_empty</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="ident">bool</span> {
|
||
<span class="kw">match</span> <span class="kw-2">*</span><span class="self">self</span> {
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"brotli"</span>)]</span>
|
||
<span class="ident">ContentEncoder</span>::<span class="ident">Br</span>(<span class="kw-2">ref</span> <span class="ident">encoder</span>) <span class="op">=></span> <span class="ident">encoder</span>.<span class="ident">get_ref</span>().<span class="ident">is_empty</span>(),
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"flate2"</span>)]</span>
|
||
<span class="ident">ContentEncoder</span>::<span class="ident">Deflate</span>(<span class="kw-2">ref</span> <span class="ident">encoder</span>) <span class="op">=></span> <span class="ident">encoder</span>.<span class="ident">get_ref</span>().<span class="ident">is_empty</span>(),
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"flate2"</span>)]</span>
|
||
<span class="ident">ContentEncoder</span>::<span class="ident">Gzip</span>(<span class="kw-2">ref</span> <span class="ident">encoder</span>) <span class="op">=></span> <span class="ident">encoder</span>.<span class="ident">get_ref</span>().<span class="ident">is_empty</span>(),
|
||
<span class="ident">ContentEncoder</span>::<span class="ident">Identity</span>(<span class="kw-2">ref</span> <span class="ident">encoder</span>) <span class="op">=></span> <span class="ident">encoder</span>.<span class="ident">is_empty</span>(),
|
||
}
|
||
}
|
||
|
||
<span class="attribute">#[<span class="ident">inline</span>]</span>
|
||
<span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn</span> <span class="ident">take_buf</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>) <span class="op">-></span> <span class="ident">BytesMut</span> {
|
||
<span class="kw">match</span> <span class="kw-2">*</span><span class="self">self</span> {
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"brotli"</span>)]</span>
|
||
<span class="ident">ContentEncoder</span>::<span class="ident">Br</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">encoder</span>) <span class="op">=></span> <span class="ident">encoder</span>.<span class="ident">get_mut</span>().<span class="ident">take</span>(),
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"flate2"</span>)]</span>
|
||
<span class="ident">ContentEncoder</span>::<span class="ident">Deflate</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">encoder</span>) <span class="op">=></span> <span class="ident">encoder</span>.<span class="ident">get_mut</span>().<span class="ident">take</span>(),
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"flate2"</span>)]</span>
|
||
<span class="ident">ContentEncoder</span>::<span class="ident">Gzip</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">encoder</span>) <span class="op">=></span> <span class="ident">encoder</span>.<span class="ident">get_mut</span>().<span class="ident">take</span>(),
|
||
<span class="ident">ContentEncoder</span>::<span class="ident">Identity</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">encoder</span>) <span class="op">=></span> <span class="ident">encoder</span>.<span class="ident">take</span>(),
|
||
}
|
||
}
|
||
|
||
<span class="attribute">#[<span class="ident">inline</span>]</span>
|
||
<span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn</span> <span class="ident">buf_mut</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>) <span class="op">-></span> <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">BytesMut</span> {
|
||
<span class="kw">match</span> <span class="kw-2">*</span><span class="self">self</span> {
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"brotli"</span>)]</span>
|
||
<span class="ident">ContentEncoder</span>::<span class="ident">Br</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">encoder</span>) <span class="op">=></span> <span class="ident">encoder</span>.<span class="ident">get_mut</span>().<span class="ident">buf_mut</span>(),
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"flate2"</span>)]</span>
|
||
<span class="ident">ContentEncoder</span>::<span class="ident">Deflate</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">encoder</span>) <span class="op">=></span> <span class="ident">encoder</span>.<span class="ident">get_mut</span>().<span class="ident">buf_mut</span>(),
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"flate2"</span>)]</span>
|
||
<span class="ident">ContentEncoder</span>::<span class="ident">Gzip</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">encoder</span>) <span class="op">=></span> <span class="ident">encoder</span>.<span class="ident">get_mut</span>().<span class="ident">buf_mut</span>(),
|
||
<span class="ident">ContentEncoder</span>::<span class="ident">Identity</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">encoder</span>) <span class="op">=></span> <span class="ident">encoder</span>.<span class="ident">buf_mut</span>(),
|
||
}
|
||
}
|
||
|
||
<span class="attribute">#[<span class="ident">inline</span>]</span>
|
||
<span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">fn</span> <span class="ident">buf_ref</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>) <span class="op">-></span> <span class="kw-2">&</span><span class="ident">BytesMut</span> {
|
||
<span class="kw">match</span> <span class="kw-2">*</span><span class="self">self</span> {
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"brotli"</span>)]</span>
|
||
<span class="ident">ContentEncoder</span>::<span class="ident">Br</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">encoder</span>) <span class="op">=></span> <span class="ident">encoder</span>.<span class="ident">get_mut</span>().<span class="ident">buf_ref</span>(),
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"flate2"</span>)]</span>
|
||
<span class="ident">ContentEncoder</span>::<span class="ident">Deflate</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">encoder</span>) <span class="op">=></span> <span class="ident">encoder</span>.<span class="ident">get_mut</span>().<span class="ident">buf_ref</span>(),
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"flate2"</span>)]</span>
|
||
<span class="ident">ContentEncoder</span>::<span class="ident">Gzip</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">encoder</span>) <span class="op">=></span> <span class="ident">encoder</span>.<span class="ident">get_mut</span>().<span class="ident">buf_ref</span>(),
|
||
<span class="ident">ContentEncoder</span>::<span class="ident">Identity</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">encoder</span>) <span class="op">=></span> <span class="ident">encoder</span>.<span class="ident">buf_ref</span>(),
|
||
}
|
||
}
|
||
|
||
<span class="attribute">#[<span class="ident">cfg_attr</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"cargo-clippy"</span>, <span class="ident">allow</span>(<span class="ident">clippy</span>::<span class="ident">inline_always</span>))]</span>
|
||
<span class="attribute">#[<span class="ident">inline</span>(<span class="ident">always</span>)]</span>
|
||
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">write_eof</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>) <span class="op">-></span> <span class="prelude-ty">Result</span><span class="op"><</span><span class="ident">bool</span>, <span class="ident">io</span>::<span class="ident">Error</span><span class="op">></span> {
|
||
<span class="kw">let</span> <span class="ident">encoder</span> <span class="op">=</span>
|
||
<span class="ident">mem</span>::<span class="ident">replace</span>(<span class="self">self</span>, <span class="ident">ContentEncoder</span>::<span class="ident">Identity</span>(<span class="ident">TransferEncoding</span>::<span class="ident">empty</span>()));
|
||
|
||
<span class="kw">match</span> <span class="ident">encoder</span> {
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"brotli"</span>)]</span>
|
||
<span class="ident">ContentEncoder</span>::<span class="ident">Br</span>(<span class="ident">encoder</span>) <span class="op">=></span> <span class="kw">match</span> <span class="ident">encoder</span>.<span class="ident">finish</span>() {
|
||
<span class="prelude-val">Ok</span>(<span class="kw-2">mut</span> <span class="ident">writer</span>) <span class="op">=></span> {
|
||
<span class="ident">writer</span>.<span class="ident">encode_eof</span>();
|
||
<span class="kw-2">*</span><span class="self">self</span> <span class="op">=</span> <span class="ident">ContentEncoder</span>::<span class="ident">Identity</span>(<span class="ident">writer</span>);
|
||
<span class="prelude-val">Ok</span>(<span class="bool-val">true</span>)
|
||
}
|
||
<span class="prelude-val">Err</span>(<span class="ident">err</span>) <span class="op">=></span> <span class="prelude-val">Err</span>(<span class="ident">err</span>),
|
||
},
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"flate2"</span>)]</span>
|
||
<span class="ident">ContentEncoder</span>::<span class="ident">Gzip</span>(<span class="ident">encoder</span>) <span class="op">=></span> <span class="kw">match</span> <span class="ident">encoder</span>.<span class="ident">finish</span>() {
|
||
<span class="prelude-val">Ok</span>(<span class="kw-2">mut</span> <span class="ident">writer</span>) <span class="op">=></span> {
|
||
<span class="ident">writer</span>.<span class="ident">encode_eof</span>();
|
||
<span class="kw-2">*</span><span class="self">self</span> <span class="op">=</span> <span class="ident">ContentEncoder</span>::<span class="ident">Identity</span>(<span class="ident">writer</span>);
|
||
<span class="prelude-val">Ok</span>(<span class="bool-val">true</span>)
|
||
}
|
||
<span class="prelude-val">Err</span>(<span class="ident">err</span>) <span class="op">=></span> <span class="prelude-val">Err</span>(<span class="ident">err</span>),
|
||
},
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"flate2"</span>)]</span>
|
||
<span class="ident">ContentEncoder</span>::<span class="ident">Deflate</span>(<span class="ident">encoder</span>) <span class="op">=></span> <span class="kw">match</span> <span class="ident">encoder</span>.<span class="ident">finish</span>() {
|
||
<span class="prelude-val">Ok</span>(<span class="kw-2">mut</span> <span class="ident">writer</span>) <span class="op">=></span> {
|
||
<span class="ident">writer</span>.<span class="ident">encode_eof</span>();
|
||
<span class="kw-2">*</span><span class="self">self</span> <span class="op">=</span> <span class="ident">ContentEncoder</span>::<span class="ident">Identity</span>(<span class="ident">writer</span>);
|
||
<span class="prelude-val">Ok</span>(<span class="bool-val">true</span>)
|
||
}
|
||
<span class="prelude-val">Err</span>(<span class="ident">err</span>) <span class="op">=></span> <span class="prelude-val">Err</span>(<span class="ident">err</span>),
|
||
},
|
||
<span class="ident">ContentEncoder</span>::<span class="ident">Identity</span>(<span class="kw-2">mut</span> <span class="ident">writer</span>) <span class="op">=></span> {
|
||
<span class="kw">let</span> <span class="ident">res</span> <span class="op">=</span> <span class="ident">writer</span>.<span class="ident">encode_eof</span>();
|
||
<span class="kw-2">*</span><span class="self">self</span> <span class="op">=</span> <span class="ident">ContentEncoder</span>::<span class="ident">Identity</span>(<span class="ident">writer</span>);
|
||
<span class="prelude-val">Ok</span>(<span class="ident">res</span>)
|
||
}
|
||
}
|
||
}
|
||
|
||
<span class="attribute">#[<span class="ident">cfg_attr</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"cargo-clippy"</span>, <span class="ident">allow</span>(<span class="ident">clippy</span>::<span class="ident">inline_always</span>))]</span>
|
||
<span class="attribute">#[<span class="ident">inline</span>(<span class="ident">always</span>)]</span>
|
||
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">write</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">data</span>: <span class="kw-2">&</span>[<span class="ident">u8</span>]) <span class="op">-></span> <span class="prelude-ty">Result</span><span class="op"><</span>(), <span class="ident">io</span>::<span class="ident">Error</span><span class="op">></span> {
|
||
<span class="kw">match</span> <span class="kw-2">*</span><span class="self">self</span> {
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"brotli"</span>)]</span>
|
||
<span class="ident">ContentEncoder</span>::<span class="ident">Br</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">encoder</span>) <span class="op">=></span> <span class="kw">match</span> <span class="ident">encoder</span>.<span class="ident">write_all</span>(<span class="ident">data</span>) {
|
||
<span class="prelude-val">Ok</span>(<span class="kw">_</span>) <span class="op">=></span> <span class="prelude-val">Ok</span>(()),
|
||
<span class="prelude-val">Err</span>(<span class="ident">err</span>) <span class="op">=></span> {
|
||
<span class="macro">trace</span><span class="macro">!</span>(<span class="string">"Error decoding br encoding: {}"</span>, <span class="ident">err</span>);
|
||
<span class="prelude-val">Err</span>(<span class="ident">err</span>)
|
||
}
|
||
},
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"flate2"</span>)]</span>
|
||
<span class="ident">ContentEncoder</span>::<span class="ident">Gzip</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">encoder</span>) <span class="op">=></span> <span class="kw">match</span> <span class="ident">encoder</span>.<span class="ident">write_all</span>(<span class="ident">data</span>) {
|
||
<span class="prelude-val">Ok</span>(<span class="kw">_</span>) <span class="op">=></span> <span class="prelude-val">Ok</span>(()),
|
||
<span class="prelude-val">Err</span>(<span class="ident">err</span>) <span class="op">=></span> {
|
||
<span class="macro">trace</span><span class="macro">!</span>(<span class="string">"Error decoding gzip encoding: {}"</span>, <span class="ident">err</span>);
|
||
<span class="prelude-val">Err</span>(<span class="ident">err</span>)
|
||
}
|
||
},
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">feature</span> <span class="op">=</span> <span class="string">"flate2"</span>)]</span>
|
||
<span class="ident">ContentEncoder</span>::<span class="ident">Deflate</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">encoder</span>) <span class="op">=></span> <span class="kw">match</span> <span class="ident">encoder</span>.<span class="ident">write_all</span>(<span class="ident">data</span>) {
|
||
<span class="prelude-val">Ok</span>(<span class="kw">_</span>) <span class="op">=></span> <span class="prelude-val">Ok</span>(()),
|
||
<span class="prelude-val">Err</span>(<span class="ident">err</span>) <span class="op">=></span> {
|
||
<span class="macro">trace</span><span class="macro">!</span>(<span class="string">"Error decoding deflate encoding: {}"</span>, <span class="ident">err</span>);
|
||
<span class="prelude-val">Err</span>(<span class="ident">err</span>)
|
||
}
|
||
},
|
||
<span class="ident">ContentEncoder</span>::<span class="ident">Identity</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">encoder</span>) <span class="op">=></span> {
|
||
<span class="ident">encoder</span>.<span class="ident">encode</span>(<span class="ident">data</span>)<span class="question-mark">?</span>;
|
||
<span class="prelude-val">Ok</span>(())
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
<span class="doccomment">/// Encoders to handle different Transfer-Encodings.</span>
|
||
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Debug</span>)]</span>
|
||
<span class="kw">pub</span>(<span class="kw">crate</span>) <span class="kw">struct</span> <span class="ident">TransferEncoding</span> {
|
||
<span class="ident">buf</span>: <span class="prelude-ty">Option</span><span class="op"><</span><span class="ident">BytesMut</span><span class="op">></span>,
|
||
<span class="ident">kind</span>: <span class="ident">TransferEncodingKind</span>,
|
||
}
|
||
|
||
<span class="attribute">#[<span class="ident">derive</span>(<span class="ident">Debug</span>, <span class="ident">PartialEq</span>, <span class="ident">Clone</span>)]</span>
|
||
<span class="kw">enum</span> <span class="ident">TransferEncodingKind</span> {
|
||
<span class="doccomment">/// An Encoder for when Transfer-Encoding includes `chunked`.</span>
|
||
<span class="ident">Chunked</span>(<span class="ident">bool</span>),
|
||
<span class="doccomment">/// An Encoder for when Content-Length is set.</span>
|
||
<span class="doccomment">///</span>
|
||
<span class="doccomment">/// Enforces that the body is not longer than the Content-Length header.</span>
|
||
<span class="ident">Length</span>(<span class="ident">u64</span>),
|
||
<span class="doccomment">/// An Encoder for when Content-Length is not known.</span>
|
||
<span class="doccomment">///</span>
|
||
<span class="doccomment">/// Application decides when to stop writing.</span>
|
||
<span class="ident">Eof</span>,
|
||
}
|
||
|
||
<span class="kw">impl</span> <span class="ident">TransferEncoding</span> {
|
||
<span class="kw">fn</span> <span class="ident">take</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>) <span class="op">-></span> <span class="ident">BytesMut</span> {
|
||
<span class="self">self</span>.<span class="ident">buf</span>.<span class="ident">take</span>().<span class="ident">unwrap</span>()
|
||
}
|
||
|
||
<span class="kw">fn</span> <span class="ident">buf_ref</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>) <span class="op">-></span> <span class="kw-2">&</span><span class="ident">BytesMut</span> {
|
||
<span class="self">self</span>.<span class="ident">buf</span>.<span class="ident">as_ref</span>().<span class="ident">unwrap</span>()
|
||
}
|
||
|
||
<span class="kw">fn</span> <span class="ident">len</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="ident">usize</span> {
|
||
<span class="self">self</span>.<span class="ident">buf</span>.<span class="ident">as_ref</span>().<span class="ident">unwrap</span>().<span class="ident">len</span>()
|
||
}
|
||
|
||
<span class="kw">fn</span> <span class="ident">is_empty</span>(<span class="kw-2">&</span><span class="self">self</span>) <span class="op">-></span> <span class="ident">bool</span> {
|
||
<span class="self">self</span>.<span class="ident">buf</span>.<span class="ident">as_ref</span>().<span class="ident">unwrap</span>().<span class="ident">is_empty</span>()
|
||
}
|
||
|
||
<span class="kw">fn</span> <span class="ident">buf_mut</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>) <span class="op">-></span> <span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">BytesMut</span> {
|
||
<span class="self">self</span>.<span class="ident">buf</span>.<span class="ident">as_mut</span>().<span class="ident">unwrap</span>()
|
||
}
|
||
|
||
<span class="attribute">#[<span class="ident">inline</span>]</span>
|
||
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">empty</span>() <span class="op">-></span> <span class="ident">TransferEncoding</span> {
|
||
<span class="ident">TransferEncoding</span> {
|
||
<span class="ident">buf</span>: <span class="prelude-val">None</span>,
|
||
<span class="ident">kind</span>: <span class="ident">TransferEncodingKind</span>::<span class="ident">Eof</span>,
|
||
}
|
||
}
|
||
|
||
<span class="attribute">#[<span class="ident">inline</span>]</span>
|
||
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">eof</span>(<span class="ident">buf</span>: <span class="ident">BytesMut</span>) <span class="op">-></span> <span class="ident">TransferEncoding</span> {
|
||
<span class="ident">TransferEncoding</span> {
|
||
<span class="ident">buf</span>: <span class="prelude-val">Some</span>(<span class="ident">buf</span>),
|
||
<span class="ident">kind</span>: <span class="ident">TransferEncodingKind</span>::<span class="ident">Eof</span>,
|
||
}
|
||
}
|
||
|
||
<span class="attribute">#[<span class="ident">inline</span>]</span>
|
||
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">chunked</span>(<span class="ident">buf</span>: <span class="ident">BytesMut</span>) <span class="op">-></span> <span class="ident">TransferEncoding</span> {
|
||
<span class="ident">TransferEncoding</span> {
|
||
<span class="ident">buf</span>: <span class="prelude-val">Some</span>(<span class="ident">buf</span>),
|
||
<span class="ident">kind</span>: <span class="ident">TransferEncodingKind</span>::<span class="ident">Chunked</span>(<span class="bool-val">false</span>),
|
||
}
|
||
}
|
||
|
||
<span class="attribute">#[<span class="ident">inline</span>]</span>
|
||
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">length</span>(<span class="ident">len</span>: <span class="ident">u64</span>, <span class="ident">buf</span>: <span class="ident">BytesMut</span>) <span class="op">-></span> <span class="ident">TransferEncoding</span> {
|
||
<span class="ident">TransferEncoding</span> {
|
||
<span class="ident">buf</span>: <span class="prelude-val">Some</span>(<span class="ident">buf</span>),
|
||
<span class="ident">kind</span>: <span class="ident">TransferEncodingKind</span>::<span class="ident">Length</span>(<span class="ident">len</span>),
|
||
}
|
||
}
|
||
|
||
<span class="doccomment">/// Encode message. Return `EOF` state of encoder</span>
|
||
<span class="attribute">#[<span class="ident">inline</span>]</span>
|
||
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">encode</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">msg</span>: <span class="kw-2">&</span>[<span class="ident">u8</span>]) <span class="op">-></span> <span class="ident">io</span>::<span class="prelude-ty">Result</span><span class="op"><</span><span class="ident">bool</span><span class="op">></span> {
|
||
<span class="kw">match</span> <span class="self">self</span>.<span class="ident">kind</span> {
|
||
<span class="ident">TransferEncodingKind</span>::<span class="ident">Eof</span> <span class="op">=></span> {
|
||
<span class="kw">let</span> <span class="ident">eof</span> <span class="op">=</span> <span class="ident">msg</span>.<span class="ident">is_empty</span>();
|
||
<span class="self">self</span>.<span class="ident">buf</span>.<span class="ident">as_mut</span>().<span class="ident">unwrap</span>().<span class="ident">extend_from_slice</span>(<span class="ident">msg</span>);
|
||
<span class="prelude-val">Ok</span>(<span class="ident">eof</span>)
|
||
}
|
||
<span class="ident">TransferEncodingKind</span>::<span class="ident">Chunked</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">eof</span>) <span class="op">=></span> {
|
||
<span class="kw">if</span> <span class="kw-2">*</span><span class="ident">eof</span> {
|
||
<span class="kw">return</span> <span class="prelude-val">Ok</span>(<span class="bool-val">true</span>);
|
||
}
|
||
|
||
<span class="kw">if</span> <span class="ident">msg</span>.<span class="ident">is_empty</span>() {
|
||
<span class="kw-2">*</span><span class="ident">eof</span> <span class="op">=</span> <span class="bool-val">true</span>;
|
||
<span class="self">self</span>.<span class="ident">buf</span>.<span class="ident">as_mut</span>().<span class="ident">unwrap</span>().<span class="ident">extend_from_slice</span>(<span class="string">b"0\r\n\r\n"</span>);
|
||
} <span class="kw">else</span> {
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">buf</span> <span class="op">=</span> <span class="ident">BytesMut</span>::<span class="ident">new</span>();
|
||
<span class="macro">writeln</span><span class="macro">!</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="ident">buf</span>, <span class="string">"{:X}\r"</span>, <span class="ident">msg</span>.<span class="ident">len</span>())
|
||
.<span class="ident">map_err</span>(<span class="op">|</span><span class="ident">e</span><span class="op">|</span> <span class="ident">io</span>::<span class="ident">Error</span>::<span class="ident">new</span>(<span class="ident">io</span>::<span class="ident">ErrorKind</span>::<span class="ident">Other</span>, <span class="ident">e</span>))<span class="question-mark">?</span>;
|
||
|
||
<span class="kw">let</span> <span class="ident">b</span> <span class="op">=</span> <span class="self">self</span>.<span class="ident">buf</span>.<span class="ident">as_mut</span>().<span class="ident">unwrap</span>();
|
||
<span class="ident">b</span>.<span class="ident">reserve</span>(<span class="ident">buf</span>.<span class="ident">len</span>() <span class="op">+</span> <span class="ident">msg</span>.<span class="ident">len</span>() <span class="op">+</span> <span class="number">2</span>);
|
||
<span class="ident">b</span>.<span class="ident">extend_from_slice</span>(<span class="ident">buf</span>.<span class="ident">as_ref</span>());
|
||
<span class="ident">b</span>.<span class="ident">extend_from_slice</span>(<span class="ident">msg</span>);
|
||
<span class="ident">b</span>.<span class="ident">extend_from_slice</span>(<span class="string">b"\r\n"</span>);
|
||
}
|
||
<span class="prelude-val">Ok</span>(<span class="kw-2">*</span><span class="ident">eof</span>)
|
||
}
|
||
<span class="ident">TransferEncodingKind</span>::<span class="ident">Length</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">remaining</span>) <span class="op">=></span> {
|
||
<span class="kw">if</span> <span class="kw-2">*</span><span class="ident">remaining</span> <span class="op">></span> <span class="number">0</span> {
|
||
<span class="kw">if</span> <span class="ident">msg</span>.<span class="ident">is_empty</span>() {
|
||
<span class="kw">return</span> <span class="prelude-val">Ok</span>(<span class="kw-2">*</span><span class="ident">remaining</span> <span class="op">==</span> <span class="number">0</span>);
|
||
}
|
||
<span class="kw">let</span> <span class="ident">len</span> <span class="op">=</span> <span class="ident">cmp</span>::<span class="ident">min</span>(<span class="kw-2">*</span><span class="ident">remaining</span>, <span class="ident">msg</span>.<span class="ident">len</span>() <span class="kw">as</span> <span class="ident">u64</span>);
|
||
|
||
<span class="self">self</span>.<span class="ident">buf</span>
|
||
.<span class="ident">as_mut</span>()
|
||
.<span class="ident">unwrap</span>()
|
||
.<span class="ident">extend_from_slice</span>(<span class="kw-2">&</span><span class="ident">msg</span>[..<span class="ident">len</span> <span class="kw">as</span> <span class="ident">usize</span>]);
|
||
|
||
<span class="kw-2">*</span><span class="ident">remaining</span> <span class="op">-=</span> <span class="ident">len</span> <span class="kw">as</span> <span class="ident">u64</span>;
|
||
<span class="prelude-val">Ok</span>(<span class="kw-2">*</span><span class="ident">remaining</span> <span class="op">==</span> <span class="number">0</span>)
|
||
} <span class="kw">else</span> {
|
||
<span class="prelude-val">Ok</span>(<span class="bool-val">true</span>)
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
<span class="doccomment">/// Encode eof. Return `EOF` state of encoder</span>
|
||
<span class="attribute">#[<span class="ident">inline</span>]</span>
|
||
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">encode_eof</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>) <span class="op">-></span> <span class="ident">bool</span> {
|
||
<span class="kw">match</span> <span class="self">self</span>.<span class="ident">kind</span> {
|
||
<span class="ident">TransferEncodingKind</span>::<span class="ident">Eof</span> <span class="op">=></span> <span class="bool-val">true</span>,
|
||
<span class="ident">TransferEncodingKind</span>::<span class="ident">Length</span>(<span class="ident">rem</span>) <span class="op">=></span> <span class="ident">rem</span> <span class="op">==</span> <span class="number">0</span>,
|
||
<span class="ident">TransferEncodingKind</span>::<span class="ident">Chunked</span>(<span class="kw-2">ref</span> <span class="kw-2">mut</span> <span class="ident">eof</span>) <span class="op">=></span> {
|
||
<span class="kw">if</span> <span class="op">!</span><span class="kw-2">*</span><span class="ident">eof</span> {
|
||
<span class="kw-2">*</span><span class="ident">eof</span> <span class="op">=</span> <span class="bool-val">true</span>;
|
||
<span class="self">self</span>.<span class="ident">buf</span>.<span class="ident">as_mut</span>().<span class="ident">unwrap</span>().<span class="ident">extend_from_slice</span>(<span class="string">b"0\r\n\r\n"</span>);
|
||
}
|
||
<span class="bool-val">true</span>
|
||
}
|
||
}
|
||
}
|
||
}
|
||
|
||
<span class="kw">impl</span> <span class="ident">io</span>::<span class="ident">Write</span> <span class="kw">for</span> <span class="ident">TransferEncoding</span> {
|
||
<span class="attribute">#[<span class="ident">inline</span>]</span>
|
||
<span class="kw">fn</span> <span class="ident">write</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>, <span class="ident">buf</span>: <span class="kw-2">&</span>[<span class="ident">u8</span>]) <span class="op">-></span> <span class="ident">io</span>::<span class="prelude-ty">Result</span><span class="op"><</span><span class="ident">usize</span><span class="op">></span> {
|
||
<span class="kw">if</span> <span class="self">self</span>.<span class="ident">buf</span>.<span class="ident">is_some</span>() {
|
||
<span class="self">self</span>.<span class="ident">encode</span>(<span class="ident">buf</span>)<span class="question-mark">?</span>;
|
||
}
|
||
<span class="prelude-val">Ok</span>(<span class="ident">buf</span>.<span class="ident">len</span>())
|
||
}
|
||
|
||
<span class="attribute">#[<span class="ident">inline</span>]</span>
|
||
<span class="kw">fn</span> <span class="ident">flush</span>(<span class="kw-2">&</span><span class="kw-2">mut</span> <span class="self">self</span>) <span class="op">-></span> <span class="ident">io</span>::<span class="prelude-ty">Result</span><span class="op"><</span>()<span class="op">></span> {
|
||
<span class="prelude-val">Ok</span>(())
|
||
}
|
||
}
|
||
|
||
<span class="kw">struct</span> <span class="ident">AcceptEncoding</span> {
|
||
<span class="ident">encoding</span>: <span class="ident">ContentEncoding</span>,
|
||
<span class="ident">quality</span>: <span class="ident">f64</span>,
|
||
}
|
||
|
||
<span class="kw">impl</span> <span class="ident">Eq</span> <span class="kw">for</span> <span class="ident">AcceptEncoding</span> {}
|
||
|
||
<span class="kw">impl</span> <span class="ident">Ord</span> <span class="kw">for</span> <span class="ident">AcceptEncoding</span> {
|
||
<span class="kw">fn</span> <span class="ident">cmp</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">other</span>: <span class="kw-2">&</span><span class="ident">AcceptEncoding</span>) <span class="op">-></span> <span class="ident">cmp</span>::<span class="ident">Ordering</span> {
|
||
<span class="kw">if</span> <span class="self">self</span>.<span class="ident">quality</span> <span class="op">></span> <span class="ident">other</span>.<span class="ident">quality</span> {
|
||
<span class="ident">cmp</span>::<span class="ident">Ordering</span>::<span class="ident">Less</span>
|
||
} <span class="kw">else</span> <span class="kw">if</span> <span class="self">self</span>.<span class="ident">quality</span> <span class="op"><</span> <span class="ident">other</span>.<span class="ident">quality</span> {
|
||
<span class="ident">cmp</span>::<span class="ident">Ordering</span>::<span class="ident">Greater</span>
|
||
} <span class="kw">else</span> {
|
||
<span class="ident">cmp</span>::<span class="ident">Ordering</span>::<span class="ident">Equal</span>
|
||
}
|
||
}
|
||
}
|
||
|
||
<span class="kw">impl</span> <span class="ident">PartialOrd</span> <span class="kw">for</span> <span class="ident">AcceptEncoding</span> {
|
||
<span class="kw">fn</span> <span class="ident">partial_cmp</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">other</span>: <span class="kw-2">&</span><span class="ident">AcceptEncoding</span>) <span class="op">-></span> <span class="prelude-ty">Option</span><span class="op"><</span><span class="ident">cmp</span>::<span class="ident">Ordering</span><span class="op">></span> {
|
||
<span class="prelude-val">Some</span>(<span class="self">self</span>.<span class="ident">cmp</span>(<span class="ident">other</span>))
|
||
}
|
||
}
|
||
|
||
<span class="kw">impl</span> <span class="ident">PartialEq</span> <span class="kw">for</span> <span class="ident">AcceptEncoding</span> {
|
||
<span class="kw">fn</span> <span class="ident">eq</span>(<span class="kw-2">&</span><span class="self">self</span>, <span class="ident">other</span>: <span class="kw-2">&</span><span class="ident">AcceptEncoding</span>) <span class="op">-></span> <span class="ident">bool</span> {
|
||
<span class="self">self</span>.<span class="ident">quality</span> <span class="op">==</span> <span class="ident">other</span>.<span class="ident">quality</span>
|
||
}
|
||
}
|
||
|
||
<span class="kw">impl</span> <span class="ident">AcceptEncoding</span> {
|
||
<span class="kw">fn</span> <span class="ident">new</span>(<span class="ident">tag</span>: <span class="kw-2">&</span><span class="ident">str</span>) <span class="op">-></span> <span class="prelude-ty">Option</span><span class="op"><</span><span class="ident">AcceptEncoding</span><span class="op">></span> {
|
||
<span class="kw">let</span> <span class="ident">parts</span>: <span class="ident">Vec</span><span class="op"><</span><span class="kw-2">&</span><span class="ident">str</span><span class="op">></span> <span class="op">=</span> <span class="ident">tag</span>.<span class="ident">split</span>(<span class="string">';'</span>).<span class="ident">collect</span>();
|
||
<span class="kw">let</span> <span class="ident">encoding</span> <span class="op">=</span> <span class="kw">match</span> <span class="ident">parts</span>.<span class="ident">len</span>() {
|
||
<span class="number">0</span> <span class="op">=></span> <span class="kw">return</span> <span class="prelude-val">None</span>,
|
||
<span class="kw">_</span> <span class="op">=></span> <span class="ident">ContentEncoding</span>::<span class="ident">from</span>(<span class="ident">parts</span>[<span class="number">0</span>]),
|
||
};
|
||
<span class="kw">let</span> <span class="ident">quality</span> <span class="op">=</span> <span class="kw">match</span> <span class="ident">parts</span>.<span class="ident">len</span>() {
|
||
<span class="number">1</span> <span class="op">=></span> <span class="ident">encoding</span>.<span class="ident">quality</span>(),
|
||
<span class="kw">_</span> <span class="op">=></span> <span class="kw">match</span> <span class="ident">f64</span>::<span class="ident">from_str</span>(<span class="ident">parts</span>[<span class="number">1</span>]) {
|
||
<span class="prelude-val">Ok</span>(<span class="ident">q</span>) <span class="op">=></span> <span class="ident">q</span>,
|
||
<span class="prelude-val">Err</span>(<span class="kw">_</span>) <span class="op">=></span> <span class="number">0.0</span>,
|
||
},
|
||
};
|
||
<span class="prelude-val">Some</span>(<span class="ident">AcceptEncoding</span> { <span class="ident">encoding</span>, <span class="ident">quality</span> })
|
||
}
|
||
|
||
<span class="doccomment">/// Parse a raw Accept-Encoding header value into an ordered list.</span>
|
||
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">parse</span>(<span class="ident">raw</span>: <span class="kw-2">&</span><span class="ident">str</span>) <span class="op">-></span> <span class="ident">ContentEncoding</span> {
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">encodings</span>: <span class="ident">Vec</span><span class="op"><</span><span class="kw">_</span><span class="op">></span> <span class="op">=</span> <span class="ident">raw</span>
|
||
.<span class="ident">replace</span>(<span class="string">' '</span>, <span class="string">""</span>)
|
||
.<span class="ident">split</span>(<span class="string">','</span>)
|
||
.<span class="ident">map</span>(<span class="op">|</span><span class="ident">l</span><span class="op">|</span> <span class="ident">AcceptEncoding</span>::<span class="ident">new</span>(<span class="ident">l</span>))
|
||
.<span class="ident">collect</span>();
|
||
<span class="ident">encodings</span>.<span class="ident">sort</span>();
|
||
|
||
<span class="kw">for</span> <span class="ident">enc</span> <span class="kw">in</span> <span class="ident">encodings</span> {
|
||
<span class="kw">if</span> <span class="kw">let</span> <span class="prelude-val">Some</span>(<span class="ident">enc</span>) <span class="op">=</span> <span class="ident">enc</span> {
|
||
<span class="kw">return</span> <span class="ident">enc</span>.<span class="ident">encoding</span>;
|
||
}
|
||
}
|
||
<span class="ident">ContentEncoding</span>::<span class="ident">Identity</span>
|
||
}
|
||
}
|
||
|
||
<span class="attribute">#[<span class="ident">cfg</span>(<span class="ident">test</span>)]</span>
|
||
<span class="kw">mod</span> <span class="ident">tests</span> {
|
||
<span class="kw">use</span> <span class="kw">super</span>::<span class="kw-2">*</span>;
|
||
<span class="kw">use</span> <span class="ident">bytes</span>::<span class="ident">Bytes</span>;
|
||
|
||
<span class="attribute">#[<span class="ident">test</span>]</span>
|
||
<span class="kw">fn</span> <span class="ident">test_chunked_te</span>() {
|
||
<span class="kw">let</span> <span class="ident">bytes</span> <span class="op">=</span> <span class="ident">BytesMut</span>::<span class="ident">new</span>();
|
||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">enc</span> <span class="op">=</span> <span class="ident">TransferEncoding</span>::<span class="ident">chunked</span>(<span class="ident">bytes</span>);
|
||
{
|
||
<span class="macro">assert</span><span class="macro">!</span>(<span class="op">!</span><span class="ident">enc</span>.<span class="ident">encode</span>(<span class="string">b"test"</span>).<span class="ident">ok</span>().<span class="ident">unwrap</span>());
|
||
<span class="macro">assert</span><span class="macro">!</span>(<span class="ident">enc</span>.<span class="ident">encode</span>(<span class="string">b""</span>).<span class="ident">ok</span>().<span class="ident">unwrap</span>());
|
||
}
|
||
<span class="macro">assert_eq</span><span class="macro">!</span>(
|
||
<span class="ident">enc</span>.<span class="ident">buf_mut</span>().<span class="ident">take</span>().<span class="ident">freeze</span>(),
|
||
<span class="ident">Bytes</span>::<span class="ident">from_static</span>(<span class="string">b"4\r\ntest\r\n0\r\n\r\n"</span>)
|
||
);
|
||
}
|
||
}
|
||
</pre>
|
||
</section><section id="search" class="content hidden"></section><section class="footer"></section><aside id="help" class="hidden"><div><h1 class="hidden">Help</h1><div class="shortcuts"><h2>Keyboard Shortcuts</h2><dl><dt><kbd>?</kbd></dt><dd>Show this help dialog</dd><dt><kbd>S</kbd></dt><dd>Focus the search field</dd><dt><kbd>↑</kbd></dt><dd>Move up in search results</dd><dt><kbd>↓</kbd></dt><dd>Move down in search results</dd><dt><kbd>↹</kbd></dt><dd>Switch tab</dd><dt><kbd>⏎</kbd></dt><dd>Go to active search result</dd><dt><kbd>+</kbd></dt><dd>Expand all sections</dd><dt><kbd>-</kbd></dt><dd>Collapse all sections</dd></dl></div><div class="infos"><h2>Search Tricks</h2><p>Prefix searches with a type followed by a colon (e.g. <code>fn:</code>) to restrict the search to a given type.</p><p>Accepted types are: <code>fn</code>, <code>mod</code>, <code>struct</code>, <code>enum</code>, <code>trait</code>, <code>type</code>, <code>macro</code>, and <code>const</code>.</p><p>Search functions by type signature (e.g. <code>vec -> usize</code> or <code>* -> vec</code>)</p><p>Search multiple things at once by splitting your query with comma (e.g. <code>str,u8</code> or <code>String,struct:Vec,test</code>)</p></div></div></aside><script>window.rootPath = "../../../";window.currentCrate = "actix_web";</script><script src="../../../aliases.js"></script><script src="../../../main.js"></script><script defer src="../../../search-index.js"></script></body></html> |