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70 lines
4.0 KiB
HTML
70 lines
4.0 KiB
HTML
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
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<html>
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<head>
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<meta http-equiv="content-type" content="text/html; charset=UTF-8">
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<title>Creates a new sodium keypair</title>
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</head>
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<body class="docs"><div id="layout">
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<div id="layout-content"><div id="function.sodium-crypto-kx-keypair" class="refentry">
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<div class="refnamediv">
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<h1 class="refname">sodium_crypto_kx_keypair</h1>
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<p class="verinfo">(PHP 7 >= 7.2.0)</p><p class="refpurpose"><span class="refname">sodium_crypto_kx_keypair</span> — <span class="dc-title">Creates a new sodium keypair</span></p>
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</div>
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<div class="refsect1 description" id="refsect1-function.sodium-crypto-kx-keypair-description">
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<h3 class="title">说明</h3>
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<div class="methodsynopsis dc-description">
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<span class="methodname"><strong>sodium_crypto_kx_keypair</strong></span>
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( <span class="methodparam">void</span>
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) : <span class="type">string</span></div>
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<p class="para rdfs-comment">
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Create a new sodium keypair consisting of the the secret key (32 bytes)
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followed by the public key (32 bytes). The keys can be retrieved by calling
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<span class="function"><a href="sodium_crypto_kx_secretkey.html" class="function">sodium_crypto_kx_secretkey()</a></span> and
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<span class="function"><a href="sodium_crypto_kx_publickey.html" class="function">sodium_crypto_kx_publickey()</a></span>, respectively.
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</p>
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</div>
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<div class="refsect1 parameters" id="refsect1-function.sodium-crypto-kx-keypair-parameters">
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<h3 class="title">参数</h3>
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<p class="para">此函数没有参数。</p>
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</div>
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<div class="refsect1 returnvalues" id="refsect1-function.sodium-crypto-kx-keypair-returnvalues">
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<h3 class="title">返回值</h3>
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<p class="para">
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Returns the new keypair on success; throws an exception otherwise.
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</p>
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</div>
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<div class="refsect1 examples" id="refsect1-function.sodium-crypto-kx-keypair-examples">
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<h3 class="title">范例</h3>
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<div class="example" id="openssl_spki_export.example.keygen">
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<p><strong>Example #1 <span class="function"><strong>sodium_crypto_kx_keypair()</strong></span> usage</strong></p>
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<div class="example-contents"><p>
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Create a new keypair and retrieve the secret and the public key from it.
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</p></div>
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<div class="example-contents">
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<div class="phpcode"><pre><span style="color: #000000">
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<span style="color: #0000BB"><?php<br />$keypair </span><span style="color: #007700">= </span><span style="color: #0000BB">sodium_crypto_kx_keypair</span><span style="color: #007700">();<br /></span><span style="color: #0000BB">$secret </span><span style="color: #007700">= </span><span style="color: #0000BB">sodium_crypto_kx_secretkey</span><span style="color: #007700">(</span><span style="color: #0000BB">$keypair</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$public </span><span style="color: #007700">= </span><span style="color: #0000BB">sodium_crypto_kx_publickey</span><span style="color: #007700">(</span><span style="color: #0000BB">$keypair</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">printf</span><span style="color: #007700">(</span><span style="color: #DD0000">"secret: %s\npublic: %s"</span><span style="color: #007700">, </span><span style="color: #0000BB">bin2hex</span><span style="color: #007700">(</span><span style="color: #0000BB">$secret</span><span style="color: #007700">), </span><span style="color: #0000BB">bin2hex</span><span style="color: #007700">(</span><span style="color: #0000BB">$public</span><span style="color: #007700">));<br /></span><span style="color: #0000BB">?></span>
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</span>
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</pre></div>
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</div>
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<div class="example-contents"><p>以上例程的输出类似于：</p></div>
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<div class="example-contents screen">
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<div class="cdata"><pre>
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secret: e7c5c918fdc40762e6000542c0118f4368ce8fd242b0e48c1e17202797a25daf
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public: d1f59fda8652caf40ed1a01d2b6f3802b60846986372cd8fa337b7c12c428b18
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</pre></div>
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</div>
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</div>
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</div>
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</div></div></div></body></html> |