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112 lines
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112 lines
5.1 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>解密一个 S/MIME 加密的消息</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-pkcs7-decrypt" class="refentry">
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<div class="refnamediv">
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<h1 class="refname">openssl_pkcs7_decrypt</h1>
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<p class="verinfo">(PHP 4 >= 4.0.6, PHP 5, PHP 7)</p><p class="refpurpose"><span class="refname">openssl_pkcs7_decrypt</span> — <span class="dc-title">解密一个 S/MIME 加密的消息</span></p>
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</div>
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<div class="refsect1 description" id="refsect1-function.openssl-pkcs7-decrypt-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_pkcs7_decrypt</strong></span>
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( <span class="methodparam"><span class="type">string</span> <code class="parameter">$infilename</code></span>
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, <span class="methodparam"><span class="type">string</span> <code class="parameter">$outfilename</code></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">$recipcert</code></span>
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[, <span class="methodparam"><span class="type"><a href="language.pseudo-types.html#language.types.mixed" class="type mixed">mixed</a></span> <code class="parameter">$recipkey</code></span>
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] ) : <span class="type">bool</span></div>
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<p class="para rdfs-comment">
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使用由 <code class="parameter">recipcert</code> 和 <code class="parameter">recipkey</code> 指定的证书和与之关联的私钥解密 <code class="parameter">infilename</code> 文件中包含的 S/MIME 加密消息
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</p>
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</div>
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<div class="refsect1 parameters" id="refsect1-function.openssl-pkcs7-decrypt-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">infilename</code></dt>
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<dd>
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<p class="para">
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</p>
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</dd>
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<dt>
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<code class="parameter">outfilename</code></dt>
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<dd>
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<p class="para">
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解密的消息将被存入的文件中，以<code class="parameter">outfilename</code>命名。
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</p>
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</dd>
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<dt>
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<code class="parameter">recipcert</code></dt>
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<dd>
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<p class="para">
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</p>
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</dd>
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<dt>
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<code class="parameter">recipkey</code></dt>
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<dd>
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<p class="para">
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</p>
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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-pkcs7-decrypt-returnvalues">
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<h3 class="title">返回值</h3>
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<p class="para">
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成功时返回 <strong><code>TRUE</code></strong>， 或者在失败时返回 <strong><code>FALSE</code></strong>。
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</p>
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</div>
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<div class="refsect1 examples" id="refsect1-function.openssl-pkcs7-decrypt-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-940">
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<p><strong>Example #1 <span class="function"><strong>openssl_pkcs7_decrypt()</strong></span> 范例</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 /></span><span style="color: #FF8000">// $cert and $key are assumed to contain your personal certificate and private<br />// key pair, and that you are the recipient of an S/MIME message<br /></span><span style="color: #0000BB">$infilename </span><span style="color: #007700">= </span><span style="color: #DD0000">"encrypted.msg"</span><span style="color: #007700">; </span><span style="color: #FF8000">// this file holds your encrypted message<br /></span><span style="color: #0000BB">$outfilename </span><span style="color: #007700">= </span><span style="color: #DD0000">"decrypted.msg"</span><span style="color: #007700">; </span><span style="color: #FF8000">// make sure you can write to this file<br /><br /></span><span style="color: #007700">if (</span><span style="color: #0000BB">openssl_pkcs7_decrypt</span><span style="color: #007700">(</span><span style="color: #0000BB">$infilename</span><span style="color: #007700">, </span><span style="color: #0000BB">$outfilename</span><span style="color: #007700">, </span><span style="color: #0000BB">$cert</span><span style="color: #007700">, </span><span style="color: #0000BB">$key</span><span style="color: #007700">)) {<br /> echo </span><span style="color: #DD0000">"decrypted!"</span><span style="color: #007700">;<br />} else {<br /> echo </span><span style="color: #DD0000">"failed to decrypt!"</span><span style="color: #007700">;<br />}<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></div></div></body></html> |