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106 lines
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106 lines
6.2 KiB
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<!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>返回CSR的公钥</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.openssl-csr-get-public-key" class="refentry">
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<div class="refnamediv">
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<h1 class="refname">openssl_csr_get_public_key</h1>
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<p class="verinfo">(PHP 5 >= 5.2.0, PHP 7)</p><p class="refpurpose"><span class="refname">openssl_csr_get_public_key</span> — <span class="dc-title">返回CSR的公钥</span></p>
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</div>
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<div class="refsect1 description" id="refsect1-function.openssl-csr-get-public-key-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>openssl_csr_get_public_key</strong></span>
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( <span class="methodparam"><span class="type"><a href="language.pseudo-types.html#language.types.mixed" class="type mixed">mixed</a></span> <code class="parameter">$csr</code></span>
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[, <span class="methodparam"><span class="type">bool</span> <code class="parameter">$use_shortnames</code><span class="initializer"> = true</span></span>
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] ) : <span class="type">resource</span></div>
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<p class="para rdfs-comment">
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<span class="function"><strong>openssl_csr_get_public_key()</strong></span> 从<code class="parameter">csr</code>中提取公钥供其他功能使用。
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</p>
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</div>
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<div class="refsect1 parameters" id="refsect1-function.openssl-csr-get-public-key-parameters">
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<h3 class="title">参数</h3>
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<p class="para">
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<dl>
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<dt>
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<code class="parameter">csr</code></dt>
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<dd>
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<p class="para">
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See <a href="openssl.certparams.html" class="link">CSR parameters</a> for a list of valid values.
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</p>
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</dd>
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<dt>
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<code class="parameter">use_shortnames</code></dt>
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<dd>
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<div class="warning"><strong class="warning">Warning</strong>
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<p class="para">
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该参数可以省略。
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</p>
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</div>
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</dd>
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</dl>
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</p>
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</div>
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<div class="refsect1 returnvalues" id="refsect1-function.openssl-csr-get-public-key-returnvalues">
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<h3 class="title">返回值</h3>
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<p class="para">
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成功，返回一个私钥标识符，错误则返回FALSE.
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</p>
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</div>
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<div class="refsect1 examples" id="refsect1-function.openssl-csr-get-public-key-examples">
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<h3 class="title">范例</h3>
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<p class="para">
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<div class="example" id="example-925">
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<p><strong>Example #1 openssl_csr_get_public_key() example</strong></p>
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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 />$subject </span><span style="color: #007700">= array(<br /> </span><span style="color: #DD0000">"commonName" </span><span style="color: #007700">=> </span><span style="color: #DD0000">"example.com"</span><span style="color: #007700">,<br />);<br /></span><span style="color: #0000BB">$private_key </span><span style="color: #007700">= </span><span style="color: #0000BB">openssl_pkey_new</span><span style="color: #007700">(array(<br /> </span><span style="color: #DD0000">"private_key_bits" </span><span style="color: #007700">=> </span><span style="color: #0000BB">2048</span><span style="color: #007700">,<br /> </span><span style="color: #DD0000">"private_key_type" </span><span style="color: #007700">=> </span><span style="color: #0000BB">OPENSSL_KEYTYPE_RSA</span><span style="color: #007700">,<br />));<br /></span><span style="color: #0000BB">$csr </span><span style="color: #007700">= </span><span style="color: #0000BB">openssl_csr_new</span><span style="color: #007700">(</span><span style="color: #0000BB">$subject</span><span style="color: #007700">, </span><span style="color: #0000BB">$private_key</span><span style="color: #007700">, array(</span><span style="color: #DD0000">'digest_alg' </span><span style="color: #007700">=> </span><span style="color: #DD0000">'sha256'</span><span style="color: #007700">) );<br /></span><span style="color: #0000BB">$public_key </span><span style="color: #007700">= </span><span style="color: #0000BB">openssl_csr_get_public_key</span><span style="color: #007700">(</span><span style="color: #0000BB">$csr</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">$info </span><span style="color: #007700">= </span><span style="color: #0000BB">openssl_pkey_get_details</span><span style="color: #007700">(</span><span style="color: #0000BB">$public_key</span><span style="color: #007700">);<br />echo </span><span style="color: #0000BB">$info</span><span style="color: #007700">[</span><span style="color: #DD0000">'key'</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>
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</p>
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</div>
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<div class="refsect1 seealso" id="refsect1-function.openssl-csr-get-public-key-seealso">
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<h3 class="title">参见</h3>
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<p class="para">
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<ul class="simplelist">
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<li class="member"><span class="function"><a href="openssl_csr_get_subject.html" class="function" rel="rdfs-seeAlso">openssl_csr_get_subject()</a> - 返回CSR的主题</span></li>
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<li class="member"><span class="function"><a href="openssl_csr_new.html" class="function" rel="rdfs-seeAlso">openssl_csr_new()</a> - 生成一个 CSR</span></li>
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<li class="member"><span class="function"><a href="openssl_pkey_get_details.html" class="function" rel="rdfs-seeAlso">openssl_pkey_get_details()</a> - 返回包含密钥详情的数组</span></li>
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<li class="member"><span class="function"><a href="openssl_pkey_export_to_file.html" class="function" rel="rdfs-seeAlso">openssl_pkey_export_to_file()</a> - 将密钥导出到文件中</span></li>
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<li class="member"><span class="function"><a href="openssl_pkey_export.html" class="function" rel="rdfs-seeAlso">openssl_pkey_export()</a> - 将一个密钥的可输出表示转换为字符串</span></li>
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</ul>
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</p>
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</div>
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</div></div></div></body></html> |