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128 lines
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128 lines
7.1 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>Verifies a signed text</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.gnupg-verify" class="refentry">
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<div class="refnamediv">
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<h1 class="refname">gnupg_verify</h1>
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<p class="verinfo">(PECL gnupg >= 0.1)</p><p class="refpurpose"><span class="refname">gnupg_verify</span> — <span class="dc-title">Verifies a signed text</span></p>
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</div>
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<div class="refsect1 description" id="refsect1-function.gnupg-verify-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>gnupg_verify</strong></span>
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( <span class="methodparam"><span class="type">resource</span> <code class="parameter">$identifier</code></span>
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, <span class="methodparam"><span class="type">string</span> <code class="parameter">$signed_text</code></span>
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, <span class="methodparam"><span class="type">string</span> <code class="parameter">$signature</code></span>
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[, <span class="methodparam"><span class="type">string</span> <code class="parameter reference">&$plaintext</code></span>
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] ) : <span class="type">array</span></div>
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<p class="para rdfs-comment">
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Verifies the given <code class="parameter">signed_text</code> and returns information about the
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signature.
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</p>
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</div>
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<div class="refsect1 parameters" id="refsect1-function.gnupg-verify-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">identifier</code></dt>
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<dd>
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<p class="para">gnupg 标识符，由对
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<span class="function"><a href="gnupg_init.html" class="function">gnupg_init()</a></span> 或 <strong class="classname">gnupg</strong> 的调用生成。</p>
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</dd>
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<dt>
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<code class="parameter">signed_text</code></dt>
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<dd>
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<p class="para">
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The signed text.
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</p>
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</dd>
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<dt>
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<code class="parameter">signature</code></dt>
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<dd>
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<p class="para">
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The signature.
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To verify a clearsigned text, set signature to <strong><code>FALSE</code></strong>.
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</p>
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</dd>
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<dt>
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<code class="parameter">plaintext</code></dt>
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<dd>
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<p class="para">
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The plain text.
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If this optional parameter is passed, it is
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filled with the plain text.
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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.gnupg-verify-returnvalues">
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<h3 class="title">返回值</h3>
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<p class="para">
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On success, this function returns information about the signature.
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On failure, this function returns <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.gnupg-verify-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-4200">
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<p><strong>Example #1 Procedural <span class="function"><strong>gnupg_verify()</strong></span> 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 />$plaintext </span><span style="color: #007700">= </span><span style="color: #DD0000">""</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$res </span><span style="color: #007700">= </span><span style="color: #0000BB">gnupg_init</span><span style="color: #007700">();<br /></span><span style="color: #FF8000">// clearsigned<br /></span><span style="color: #0000BB">$info </span><span style="color: #007700">= </span><span style="color: #0000BB">gnupg_verify</span><span style="color: #007700">(</span><span style="color: #0000BB">$res</span><span style="color: #007700">,</span><span style="color: #0000BB">$signed_text</span><span style="color: #007700">,</span><span style="color: #0000BB">false</span><span style="color: #007700">,</span><span style="color: #0000BB">$plaintext</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">print_r</span><span style="color: #007700">(</span><span style="color: #0000BB">$info</span><span style="color: #007700">);<br /></span><span style="color: #FF8000">// detached signature<br /></span><span style="color: #0000BB">$info </span><span style="color: #007700">= </span><span style="color: #0000BB">gnupg_verify</span><span style="color: #007700">(</span><span style="color: #0000BB">$res</span><span style="color: #007700">,</span><span style="color: #0000BB">$signed_text</span><span style="color: #007700">,</span><span style="color: #0000BB">$signature</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">print_r</span><span style="color: #007700">(</span><span style="color: #0000BB">$info</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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<div class="example" id="example-4201">
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<p><strong>Example #2 OO <span class="function"><strong>gnupg_verify()</strong></span> 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 />$plaintext </span><span style="color: #007700">= </span><span style="color: #DD0000">""</span><span style="color: #007700">;<br /></span><span style="color: #0000BB">$gpg </span><span style="color: #007700">= new </span><span style="color: #0000BB">gnupg</span><span style="color: #007700">();<br /></span><span style="color: #FF8000">// clearsigned<br /></span><span style="color: #0000BB">$info </span><span style="color: #007700">= </span><span style="color: #0000BB">$gpg </span><span style="color: #007700">-> </span><span style="color: #0000BB">verify</span><span style="color: #007700">(</span><span style="color: #0000BB">$signed_text</span><span style="color: #007700">,</span><span style="color: #0000BB">false</span><span style="color: #007700">,</span><span style="color: #0000BB">$plaintext</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">print_r</span><span style="color: #007700">(</span><span style="color: #0000BB">$info</span><span style="color: #007700">);<br /></span><span style="color: #FF8000">// detached signature<br /></span><span style="color: #0000BB">$info </span><span style="color: #007700">= </span><span style="color: #0000BB">$gpg </span><span style="color: #007700">-> </span><span style="color: #0000BB">verify</span><span style="color: #007700">(</span><span style="color: #0000BB">$signed_text</span><span style="color: #007700">,</span><span style="color: #0000BB">$signature</span><span style="color: #007700">);<br /></span><span style="color: #0000BB">print_r</span><span style="color: #007700">(</span><span style="color: #0000BB">$info</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></div></div></body></html> |