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156 lines
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156 lines
8.7 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>对一个 S/MIME 消息进行签名</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-sign" class="refentry">
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<div class="refnamediv">
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<h1 class="refname">openssl_pkcs7_sign</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_sign</span> — <span class="dc-title">对一个 S/MIME 消息进行签名</span></p>
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</div>
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<div class="refsect1 description" id="refsect1-function.openssl-pkcs7-sign-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_sign</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">$signcert</code></span>
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, <span class="methodparam"><span class="type"><a href="language.pseudo-types.html#language.types.mixed" class="type mixed">mixed</a></span> <code class="parameter">$privkey</code></span>
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, <span class="methodparam"><span class="type">array</span> <code class="parameter">$headers</code></span>
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[, <span class="methodparam"><span class="type">int</span> <code class="parameter">$flags</code><span class="initializer"> = PKCS7_DETACHED</span></span>
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[, <span class="methodparam"><span class="type">string</span> <code class="parameter">$extracerts</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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<span class="function"><strong>openssl_pkcs7_sign()</strong></span>获取名为<code class="parameter">infilename</code>的文件内容，并使用由<code class="parameter">signcert</code>和<code class="parameter">privkey</code>指定的证书和与之匹配的私钥对其进行加密
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</p>
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</div>
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<div class="refsect1 parameters" id="refsect1-function.openssl-pkcs7-sign-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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你打算用来进行数字签名的输入文件。
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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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将写入数字签名的文件。
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</p>
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</dd>
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<dt>
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<code class="parameter">signcert</code></dt>
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<dd>
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<p class="para">
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用来对输入文件进行数字签名的 X.509 证书，参见 <a href="openssl.certparams.html" class="link">密钥/证书参数</a>获取可用列表。
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</p>
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</dd>
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<dt>
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<code class="parameter">privkey</code></dt>
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<dd>
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<p class="para">
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<code class="parameter">privkey</code>是对应signcert证书的私钥。
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参见 <a href="openssl.certparams.html" class="link">公/私钥参数</a>获取可用列表。
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</p>
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</dd>
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<dt>
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<code class="parameter">headers</code></dt>
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<dd>
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<p class="para">
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<code class="parameter">headers</code>是一个包含头信息的数组，在它被签名后，它将被预先对数据进行预处理 (参见
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<span class="function"><a href="openssl_pkcs7_encrypt.html" class="function">openssl_pkcs7_encrypt()</a></span> 获取关于该参数格式的更多信息)。
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</p>
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</dd>
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<dt>
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<code class="parameter">flags</code></dt>
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<dd>
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<p class="para">
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<code class="parameter">flags</code> 可以用来改变输出 - 参见 <a href="openssl.pkcs7.flags.html" class="link">PKCS7常量</a>。
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</p>
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</dd>
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<dt>
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<code class="parameter">extracerts</code></dt>
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<dd>
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<p class="para">
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<code class="parameter">extracerts</code> 指定一个文件的名称，其中包含一组含有签名的额外的证书，这些证书可以用来帮助接收者验证您使用的证书。
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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-sign-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-sign-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-942">
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<p><strong>Example #1 <span class="function"><strong>openssl_pkcs7_sign()</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">// the message you want to sign so that recipient can be sure it was you that<br />// sent it<br /></span><span style="color: #0000BB">$data </span><span style="color: #007700">= <<<EOD<br /></span><span style="color: #DD0000"><br />You have my authorization to spend $10,000 on dinner expenses.<br /><br />The CEO<br /></span><span style="color: #007700">EOD;<br /></span><span style="color: #FF8000">// save message to file<br /></span><span style="color: #0000BB">$fp </span><span style="color: #007700">= </span><span style="color: #0000BB">fopen</span><span style="color: #007700">(</span><span style="color: #DD0000">"msg.txt"</span><span style="color: #007700">, </span><span style="color: #DD0000">"w"</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">fwrite</span><span style="color: #007700">(</span><span style="color: #0000BB">$fp</span><span style="color: #007700">, </span><span style="color: #0000BB">$data</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">fclose</span><span style="color: #007700">(</span><span style="color: #0000BB">$fp</span><span style="color: #007700">);<br /></span><span style="color: #FF8000">// encrypt it<br /></span><span style="color: #007700">if (</span><span style="color: #0000BB">openssl_pkcs7_sign</span><span style="color: #007700">(</span><span style="color: #DD0000">"msg.txt"</span><span style="color: #007700">, </span><span style="color: #DD0000">"signed.txt"</span><span style="color: #007700">, </span><span style="color: #DD0000">"file://mycert.pem"</span><span style="color: #007700">,<br /> array(</span><span style="color: #DD0000">"file://mycert.pem"</span><span style="color: #007700">, </span><span style="color: #DD0000">"mypassphrase"</span><span style="color: #007700">),<br /> array(</span><span style="color: #DD0000">"To" </span><span style="color: #007700">=> </span><span style="color: #DD0000">"joes@example.com"</span><span style="color: #007700">, </span><span style="color: #FF8000">// keyed syntax<br /> </span><span style="color: #DD0000">"From: HQ <ceo@example.com>"</span><span style="color: #007700">, </span><span style="color: #FF8000">// indexed syntax<br /> </span><span style="color: #DD0000">"Subject" </span><span style="color: #007700">=> </span><span style="color: #DD0000">"Eyes only"</span><span style="color: #007700">)<br /> )) {<br /> </span><span style="color: #FF8000">// message signed - send it!<br /> </span><span style="color: #0000BB">exec</span><span style="color: #007700">(</span><span style="color: #0000BB">ini_get</span><span style="color: #007700">(</span><span style="color: #DD0000">"sendmail_path"</span><span style="color: #007700">) . </span><span style="color: #DD0000">" < signed.txt"</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> |