docs/CompressedDataPacket.html

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    <title>JSDoc: Class: CompressedDataPacket</title>

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    <h1 class="page-title">Class: CompressedDataPacket</h1>

    
<section>

<header>
    
        <h2><span class="attribs"><span class="type-signature"></span></span>CompressedDataPacket<span class="signature">(config<span class="signature-attributes">opt</span>)</span><span class="type-signature"></span></h2>
        
            <div class="class-description"><p>Implementation of the Compressed Data Packet (Tag 8)</p>
<p><a href="https://tools.ietf.org/html/rfc4880#section-5.6">RFC4880 5.6</a>:
The Compressed Data packet contains compressed data.  Typically,
this packet is found as the contents of an encrypted packet, or following
a Signature or One-Pass Signature packet, and contains a literal data packet.</p></div>
        
    
</header>

<article>
    <div class="container-overview">
    
        
    <h2>Constructor</h2>
    

    <h4 class="name" id="CompressedDataPacket"><span class="type-signature"></span>new CompressedDataPacket<span class="signature">(config<span class="signature-attributes">opt</span>)</span><span class="type-signature"></span></h4>
    

    <h5>Parameters:</h5>
    

<table class="params">
    <thead>
    <tr>
        
        <th>Name</th>
        

        <th>Type</th>

        
        <th>Attributes</th>
        

        <th class="last">Description</th>
    </tr>
    </thead>

    <tbody>
    

        <tr>
            
                <td class="name"><code>config</code></td>
            

            <td class="type">
            
                
<span class="param-type">Object</span>


            </td>

            
                <td class="attributes">
                
                    &lt;optional><br>
                

                </td>
            

            <td class="description last"><p>Full configuration, defaults to openpgp.config</p></td>
        </tr>

    
    </tbody>
</table>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="https://github.com/openpgpjs/openpgpjs/blob/v5.0.0-5/src/packet/compressed_data.js">packet/compressed_data.js</a>, <a href="https://github.com/openpgpjs/openpgpjs/blob/v5.0.0-5/src/packet/compressed_data.js#L55">line 55</a>
    </li></ul></dd>
    

</dl>


    </div>

    
        <h3 class="subsection-title">Members</h3>

        
<h4 class="name" id="algorithm"><span class="type-signature"></span>algorithm<span class="type-signature"> :compression</span></h4>


<div class="description">
    <p>Compression algorithm</p>
</div>


    <h5>Type:</h5>
    <ul>
        <li>
            
<span class="param-type">compression</span>


        </li>
    </ul>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="https://github.com/openpgpjs/openpgpjs/blob/v5.0.0-5/src/packet/compressed_data.js">packet/compressed_data.js</a>, <a href="https://github.com/openpgpjs/openpgpjs/blob/v5.0.0-5/src/packet/compressed_data.js#L65">line 65</a>
    </li></ul></dd>
    

</dl>


<h4 class="name" id="compressed"><span class="type-signature"></span>compressed<span class="type-signature"> :Uint8Array|ReadableStream.&lt;Uint8Array></span></h4>


<div class="description">
    <p>Compressed packet data</p>
</div>


    <h5>Type:</h5>
    <ul>
        <li>
            
<span class="param-type">Uint8Array</span>
|

<span class="param-type">ReadableStream.&lt;Uint8Array></span>


        </li>
    </ul>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="https://github.com/openpgpjs/openpgpjs/blob/v5.0.0-5/src/packet/compressed_data.js">packet/compressed_data.js</a>, <a href="https://github.com/openpgpjs/openpgpjs/blob/v5.0.0-5/src/packet/compressed_data.js#L71">line 71</a>
    </li></ul></dd>
    

</dl>


<h4 class="name" id="deflateLevel"><span class="type-signature"></span>deflateLevel<span class="type-signature"></span></h4>


<div class="description">
    <p>zip/zlib compression level, between 1 and 9</p>
</div>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="https://github.com/openpgpjs/openpgpjs/blob/v5.0.0-5/src/packet/compressed_data.js">packet/compressed_data.js</a>, <a href="https://github.com/openpgpjs/openpgpjs/blob/v5.0.0-5/src/packet/compressed_data.js#L76">line 76</a>
    </li></ul></dd>
    

</dl>


<h4 class="name" id="packets"><span class="type-signature"></span>packets<span class="type-signature"> :<a href="PacketList.html">PacketList</a></span></h4>


<div class="description">
    <p>List of packets</p>
</div>


    <h5>Type:</h5>
    <ul>
        <li>
            
<span class="param-type"><a href="PacketList.html">PacketList</a></span>


        </li>
    </ul>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="https://github.com/openpgpjs/openpgpjs/blob/v5.0.0-5/src/packet/compressed_data.js">packet/compressed_data.js</a>, <a href="https://github.com/openpgpjs/openpgpjs/blob/v5.0.0-5/src/packet/compressed_data.js#L60">line 60</a>
    </li></ul></dd>
    

</dl>


        <h3 class="subsection-title">Methods</h3>

        
    <h4 class="name" id="compress"><span class="type-signature"></span>compress<span class="signature">()</span><span class="type-signature"></span></h4>
    

<div class="description">
    <p>Compress the packet data (member decompressedData)</p>
</div>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="https://github.com/openpgpjs/openpgpjs/blob/v5.0.0-5/src/packet/compressed_data.js">packet/compressed_data.js</a>, <a href="https://github.com/openpgpjs/openpgpjs/blob/v5.0.0-5/src/packet/compressed_data.js#L128">line 128</a>
    </li></ul></dd>
    

</dl>


    <h4 class="name" id="decompress"><span class="type-signature">(async) </span>decompress<span class="signature">(config<span class="signature-attributes">opt</span>)</span><span class="type-signature"></span></h4>
    

<div class="description">
    <p>Decompression method for decompressing the compressed data
read by read_packet</p>
</div>


    <h5>Parameters:</h5>
    

<table class="params">
    <thead>
    <tr>
        
        <th>Name</th>
        

        <th>Type</th>

        
        <th>Attributes</th>
        

        <th class="last">Description</th>
    </tr>
    </thead>

    <tbody>
    

        <tr>
            
                <td class="name"><code>config</code></td>
            

            <td class="type">
            
                
<span class="param-type">Object</span>


            </td>

            
                <td class="attributes">
                
                    &lt;optional><br>
                

                </td>
            

            <td class="description last"><p>Full configuration, defaults to openpgp.config</p></td>
        </tr>

    
    </tbody>
</table>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="https://github.com/openpgpjs/openpgpjs/blob/v5.0.0-5/src/packet/compressed_data.js">packet/compressed_data.js</a>, <a href="https://github.com/openpgpjs/openpgpjs/blob/v5.0.0-5/src/packet/compressed_data.js#L116">line 116</a>
    </li></ul></dd>
    

</dl>


    <h4 class="name" id="read"><span class="type-signature">(async) </span>read<span class="signature">(bytes, config<span class="signature-attributes">opt</span>)</span><span class="type-signature"></span></h4>
    

<div class="description">
    <p>Parsing function for the packet.</p>
</div>


    <h5>Parameters:</h5>
    

<table class="params">
    <thead>
    <tr>
        
        <th>Name</th>
        

        <th>Type</th>

        
        <th>Attributes</th>
        

        <th class="last">Description</th>
    </tr>
    </thead>

    <tbody>
    

        <tr>
            
                <td class="name"><code>bytes</code></td>
            

            <td class="type">
            
                
<span class="param-type">Uint8Array</span>
|

<span class="param-type">ReadableStream.&lt;Uint8Array></span>


            </td>

            
                <td class="attributes">
                

                </td>
            

            <td class="description last"><p>Payload of a tag 8 packet</p></td>
        </tr>

    
        <tr>
            
                <td class="name"><code>config</code></td>
            

            <td class="type">
            
                
<span class="param-type">Object</span>


            </td>

            
                <td class="attributes">
                
                    &lt;optional><br>
                

                </td>
            

            <td class="description last"><p>Full configuration, defaults to openpgp.config</p></td>
        </tr>

    
    </tbody>
</table>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="https://github.com/openpgpjs/openpgpjs/blob/v5.0.0-5/src/packet/compressed_data.js">packet/compressed_data.js</a>, <a href="https://github.com/openpgpjs/openpgpjs/blob/v5.0.0-5/src/packet/compressed_data.js#L84">line 84</a>
    </li></ul></dd>
    

</dl>


    <h4 class="name" id="write"><span class="type-signature"></span>write<span class="signature">()</span><span class="type-signature"> &rarr; {Uint8Array|ReadableStream.&lt;Uint8Array>}</span></h4>
    

<div class="description">
    <p>Return the compressed packet.</p>
</div>


<dl class="details">

    
    <dt class="tag-source">Source:</dt>
    <dd class="tag-source"><ul class="dummy"><li>
        <a href="https://github.com/openpgpjs/openpgpjs/blob/v5.0.0-5/src/packet/compressed_data.js">packet/compressed_data.js</a>, <a href="https://github.com/openpgpjs/openpgpjs/blob/v5.0.0-5/src/packet/compressed_data.js#L102">line 102</a>
    </li></ul></dd>
    

</dl>


<h5>Returns:</h5>

        
<div class="param-desc">
    <p>Binary compressed packet.</p>
</div>


<dl>
    <dt>
        Type
    </dt>
    <dd>
        
<span class="param-type">Uint8Array</span>
|

<span class="param-type">ReadableStream.&lt;Uint8Array></span>


    </dd>
</dl>

    
</article>

</section>


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