php实现图片加密解密，支持加盐

一个简单的图片加解密函数

使用client跑，不要使用浏览器跑

qq845875470 ，技术交流

<span style="color: #008080;">  1</span> <span style="color: #000000;">php
</span><span style="color: #008080;">  2</span> <span style="color: #008000;">/*</span><span style="color: #008000;">*
</span><span style="color: #008080;">  3</span> <span style="color: #008000;"> * Created by hello.
</span><span style="color: #008080;">  4</span> <span style="color: #008000;"> * User: qq 845875470
</span><span style="color: #008080;">  5</span> <span style="color: #008000;"> * Date: 2016/4/2
</span><span style="color: #008080;">  6</span> <span style="color: #008000;"> * Time: 11:21
</span><span style="color: #008080;">  7</span>  <span style="color: #008000;">*/</span>
<span style="color: #008080;">  8</span> 
<span style="color: #008080;">  9</span> <span style="color: #800080;">$notice</span> = A
<span style="color: #008080;"> 10</span> <span style="color: #000000;">    为了稳定性，必须在客户端跑
</span><span style="color: #008080;"> 11</span>     格式 ：php path=D:/xxx/uuu type=en is_copy=1 salt=<span style="color: #000000;">xxx
</span><span style="color: #008080;"> 12</span> <span style="color: #000000;">    参数使用空格分开
</span><span style="color: #008080;"> 13</span>     path        --<span style="color: #000000;"> 路径 必须写
</span><span style="color: #008080;"> 14</span>     type        --<span style="color: #000000;"> en加密， de为解密 必须写
</span><span style="color: #008080;"> 15</span>     is_copy        --<span style="color: #000000;"> 1为复制，0为转移，                 不写默认为转移
</span><span style="color: #008080;"> 16</span>     salt        --<span style="color: #000000;"> 加密钥匙 加密用什么，解密就用什么    不写默认为salt
</span><span style="color: #008080;"> 17</span> <span style="color: #000000;">A;
</span><span style="color: #008080;"> 18</span> 
<span style="color: #008080;"> 19</span> <span style="color: #008000;">//</span><span style="color: #008000;">如果不是客户端</span>
<span style="color: #008080;"> 20</span> <span style="color: #0000ff;">if</span>(PHP_SAPI != 'cli') {<span style="color: #0000ff;">echo</span> <span style="color: #800080;">$notice</span>;<span style="color: #0000ff;">die</span><span style="color: #000000;">;}
</span><span style="color: #008080;"> 21</span> 
<span style="color: #008080;"> 22</span> <span style="color: #008000;">//</span><span style="color: #008000;">获取参数</span>
<span style="color: #008080;"> 23</span> <span style="color: #800080;">$arr</span> = parse_parameter(<span style="color: #800080;">$argv</span><span style="color: #000000;">);
</span><span style="color: #008080;"> 24</span> 
<span style="color: #008080;"> 25</span> <span style="color: #008000;">//</span><span style="color: #008000;">如果路径没设置</span>
<span style="color: #008080;"> 26</span> <span style="color: #0000ff;">if</span>(!<span style="color: #0000ff;">isset</span>(<span style="color: #800080;">$arr</span>['path']) || !<span style="color: #0000ff;">isset</span>(<span style="color: #800080;">$arr</span>['type']))     {<span style="color: #0000ff;">echo</span> <span style="color: #800080;">$notice</span>;<span style="color: #0000ff;">die</span><span style="color: #000000;">;}
</span><span style="color: #008080;"> 27</span> <span style="color: #008000;">//</span><span style="color: #008000;">如果is_dir没设置</span>
<span style="color: #008080;"> 28</span> <span style="color: #0000ff;">if</span>(!<span style="color: #0000ff;">isset</span>(<span style="color: #800080;">$arr</span>['is_copy']))                         {<span style="color: #800080;">$arr</span>['is_copy'] = ''<span style="color: #000000;">;}
</span><span style="color: #008080;"> 29</span> <span style="color: #008000;">//</span><span style="color: #008000;">如果salt没设置</span>
<span style="color: #008080;"> 30</span> <span style="color: #0000ff;">if</span>(!<span style="color: #0000ff;">isset</span>(<span style="color: #800080;">$arr</span>['salt']))                             {<span style="color: #800080;">$arr</span>['salt'] = ''<span style="color: #000000;">;}
</span><span style="color: #008080;"> 31</span> 
<span style="color: #008080;"> 32</span> <span style="color: #008000;">//</span><span style="color: #008000;">type为en就加密</span>
<span style="color: #008080;"> 33</span> <span style="color: #0000ff;">if</span>(<span style="color: #800080;">$arr</span>['type'] == "en") img_enconde(<span style="color: #800080;">$arr</span>['path'], <span style="color: #800080;">$arr</span>['is_copy'], <span style="color: #800080;">$arr</span>['salt'<span style="color: #000000;">]);
</span><span style="color: #008080;"> 34</span> <span style="color: #008000;">//</span><span style="color: #008000;">type为de就解密</span>
<span style="color: #008080;"> 35</span> <span style="color: #0000ff;">if</span>(<span style="color: #800080;">$arr</span>['type'] == "de") img_deconde(<span style="color: #800080;">$arr</span>['path'], <span style="color: #800080;">$arr</span>['is_copy'], <span style="color: #800080;">$arr</span>['salt'<span style="color: #000000;">]);
</span><span style="color: #008080;"> 36</span> 
<span style="color: #008080;"> 37</span> 
<span style="color: #008080;"> 38</span> <span style="color: #0000ff;">function</span> parse_parameter(<span style="color: #800080;">$argv</span><span style="color: #000000;">)
</span><span style="color: #008080;"> 39</span> <span style="color: #000000;">{
</span><span style="color: #008080;"> 40</span>     <span style="color: #800080;">$arr</span> = <span style="color: #0000ff;">array</span><span style="color: #000000;">();
</span><span style="color: #008080;"> 41</span>     <span style="color: #008000;">//</span><span style="color: #008000;">获取参数</span>
<span style="color: #008080;"> 42</span>     <span style="color: #0000ff;">for</span>(<span style="color: #800080;">$len</span>=<span style="color: #008080;">count</span>(<span style="color: #800080;">$argv</span>)-1; <span style="color: #800080;">$len</span>--<span style="color: #000000;">; )
</span><span style="color: #008080;"> 43</span> <span style="color: #000000;">    {
</span><span style="color: #008080;"> 44</span>         <span style="color: #0000ff;">list</span>(<span style="color: #800080;">$key</span>, <span style="color: #800080;">$val</span>) = <span style="color: #008080;">explode</span>('=', <span style="color: #800080;">$argv</span>[<span style="color: #800080;">$len</span><span style="color: #000000;">]);
</span><span style="color: #008080;"> 45</span>         <span style="color: #800080;">$arr</span>[<span style="color: #800080;">$key</span>] = <span style="color: #800080;">$val</span><span style="color: #000000;">;
</span><span style="color: #008080;"> 46</span> <span style="color: #000000;">    }
</span><span style="color: #008080;"> 47</span>     <span style="color: #0000ff;">return</span> <span style="color: #800080;">$arr</span><span style="color: #000000;">;
</span><span style="color: #008080;"> 48</span> <span style="color: #000000;">}
</span><span style="color: #008080;"> 49</span> 
<span style="color: #008080;"> 50</span> 
<span style="color: #008080;"> 51</span> <span style="color: #008000;">//</span><span style="color: #008000;">图片加密函数
</span><span style="color: #008080;"> 52</span> <span style="color: #008000;">//路径文件夹
</span><span style="color: #008080;"> 53</span> <span style="color: #008000;">//是否为复制（默认不复制）
</span><span style="color: #008080;"> 54</span> <span style="color: #008000;">//盐（默认为salt）</span>
<span style="color: #008080;"> 55</span> <span style="color: #0000ff;">function</span> img_enconde(<span style="color: #800080;">$path</span>, <span style="color: #800080;">$is_copy</span> = 0, <span style="color: #800080;">$salt</span> = 'salt'<span style="color: #000000;">)
</span><span style="color: #008080;"> 56</span> <span style="color: #000000;">{
</span><span style="color: #008080;"> 57</span>     <span style="color: #800080;">$time1</span> = <span style="color: #008080;">microtime</span>(1<span style="color: #000000;">);
</span><span style="color: #008080;"> 58</span>     <span style="color: #800080;">$handle</span> = <span style="color: #008080;">opendir</span>(<span style="color: #800080;">$path</span><span style="color: #000000;">);
</span><span style="color: #008080;"> 59</span>     <span style="color: #0000ff;">if</span>(!<span style="color: #800080;">$salt</span>) <span style="color: #800080;">$salt</span> = 'salt'<span style="color: #000000;">;
</span><span style="color: #008080;"> 60</span>     <span style="color: #0000ff;">if</span>(<span style="color: #800080;">$handle</span><span style="color: #000000;">)
</span><span style="color: #008080;"> 61</span> <span style="color: #000000;">    {
</span><span style="color: #008080;"> 62</span>         <span style="color: #0000ff;">echo</span> "路径：" . <span style="color: #800080;">$path</span> . "\r\n\r\n"<span style="color: #000000;">;
</span><span style="color: #008080;"> 63</span>         <span style="color: #008000;">//</span><span style="color: #008000;">在指定文件夹下创建临时文件夹</span>
<span style="color: #008080;"> 64</span>         <span style="color: #800080;">$temp_dir</span> = <span style="color: #800080;">$path</span> . '\\' . 'temp'<span style="color: #000000;">;
</span><span style="color: #008080;"> 65</span>         @<span style="color: #008080;">mkdir</span>(<span style="color: #800080;">$temp_dir</span>, 0777, 1<span style="color: #000000;">);
</span><span style="color: #008080;"> 66</span> 
<span style="color: #008080;"> 67</span>         <span style="color: #0000ff;">while</span> (<span style="color: #800080;">$file</span> = <span style="color: #008080;">readdir</span>(<span style="color: #800080;">$handle</span><span style="color: #000000;">))
</span><span style="color: #008080;"> 68</span> <span style="color: #000000;">        {
</span><span style="color: #008080;"> 69</span>             <span style="color: #800080;">$time2</span> = <span style="color: #008080;">microtime</span>(1<span style="color: #000000;">);
</span><span style="color: #008080;"> 70</span>             <span style="color: #008000;">//</span><span style="color: #008000;">构造当前文件绝对地址</span>
<span style="color: #008080;"> 71</span>             <span style="color: #800080;">$dir_path</span> = <span style="color: #800080;">$path</span> . '\\' . <span style="color: #800080;">$file</span><span style="color: #000000;">;
</span><span style="color: #008080;"> 72</span>             <span style="color: #008000;">//</span><span style="color: #008000;">获取文件后缀</span>
<span style="color: #008080;"> 73</span>             <span style="color: #800080;">$suffix</span> = <span style="color: #008080;">strrchr</span>(<span style="color: #800080;">$file</span>, '.'<span style="color: #000000;">);
</span><span style="color: #008080;"> 74</span>             <span style="color: #008000;">//</span><span style="color: #008000;">图片后缀</span>
<span style="color: #008080;"> 75</span>             <span style="color: #800080;">$fix</span> = <span style="color: #0000ff;">array</span>('.jpg', '.gif', '.bmp', '.png', '.jpeg', '.JPG', '.GIF', '.BMP', '.PNG', 'JPEG'<span style="color: #000000;">);
</span><span style="color: #008080;"> 76</span> 
<span style="color: #008080;"> 77</span>             <span style="color: #0000ff;">if</span>(<span style="color: #008080;">is_file</span>(<span style="color: #800080;">$dir_path</span>) && <span style="color: #008080;">in_array</span>(<span style="color: #800080;">$suffix</span>, <span style="color: #800080;">$fix</span><span style="color: #000000;">))
</span><span style="color: #008080;"> 78</span> <span style="color: #000000;">            {
</span><span style="color: #008080;"> 79</span>                 <span style="color: #008000;">//</span><span style="color: #008000;">打开当前文件</span>
<span style="color: #008080;"> 80</span>                 <span style="color: #800080;">$fh</span> = <span style="color: #008080;">fopen</span>(<span style="color: #800080;">$dir_path</span>, 'r'<span style="color: #000000;">);
</span><span style="color: #008080;"> 81</span> 
<span style="color: #008080;"> 82</span>                 <span style="color: #008000;">//</span><span style="color: #008000;">打开文件为流</span>
<span style="color: #008080;"> 83</span>                 <span style="color: #800080;">$stream</span> = <span style="color: #008080;">fread</span>(<span style="color: #800080;">$fh</span>, <span style="color: #008080;">filesize</span>(<span style="color: #800080;">$dir_path</span><span style="color: #000000;">));
</span><span style="color: #008080;"> 84</span>                 <span style="color: #008000;">//</span><span style="color: #008000;">输出</span>
<span style="color: #008080;"> 85</span>                 <span style="color: #008080;">file_put_contents</span>(<span style="color: #800080;">$temp_dir</span> . '\\' . <span style="color: #008080;">uniqid</span>('',1), <span style="color: #800080;">$file</span> . '!' . <span style="color: #800080;">$salt</span> . '@' . <span style="color: #800080;">$stream</span><span style="color: #000000;">);
</span><span style="color: #008080;"> 86</span>                 <span style="color: #008000;">//</span><span style="color: #008000;">关闭句柄</span>
<span style="color: #008080;"> 87</span>                 <span style="color: #008080;">fclose</span>(<span style="color: #800080;">$fh</span><span style="color: #000000;">);
</span><span style="color: #008080;"> 88</span> 
<span style="color: #008080;"> 89</span>                 <span style="color: #008000;">//</span><span style="color: #008000;">是否为复制
</span><span style="color: #008080;"> 90</span> <span style="color: #008000;">                //1为复制，0为删除(默认)</span>
<span style="color: #008080;"> 91</span>                 <span style="color: #0000ff;">if</span>(!<span style="color: #800080;">$is_copy</span><span style="color: #000000;">)
</span><span style="color: #008080;"> 92</span> <span style="color: #000000;">                {
</span><span style="color: #008080;"> 93</span>                     <span style="color: #0000ff;">echo</span> "加密并删除 : " . <span style="color: #800080;">$dir_path</span> . "\r\n"<span style="color: #000000;">;
</span><span style="color: #008080;"> 94</span>                     @<span style="color: #008080;">unlink</span>(<span style="color: #800080;">$dir_path</span><span style="color: #000000;">);
</span><span style="color: #008080;"> 95</span> <span style="color: #000000;">                }
</span><span style="color: #008080;"> 96</span>                 <span style="color: #0000ff;">else</span>
<span style="color: #008080;"> 97</span> <span style="color: #000000;">                {
</span><span style="color: #008080;"> 98</span>                     <span style="color: #0000ff;">echo</span> "加密 : " . <span style="color: #800080;">$dir_path</span> . "\r\n"<span style="color: #000000;">;
</span><span style="color: #008080;"> 99</span> <span style="color: #000000;">                }
</span><span style="color: #008080;">100</span>                 <span style="color: #800080;">$time3</span> = <span style="color: #008080;">microtime</span>(1<span style="color: #000000;">);
</span><span style="color: #008080;">101</span>                 <span style="color: #0000ff;">echo</span> "此图用时 ", (<span style="color: #800080;">$time3</span> - <span style="color: #800080;">$time2</span>), " S\r\n", "已经用时 ", (<span style="color: #800080;">$time3</span> - <span style="color: #800080;">$time1</span>), " S\r\n\r\n"<span style="color: #000000;">;
</span><span style="color: #008080;">102</span> <span style="color: #000000;">            }
</span><span style="color: #008080;">103</span> <span style="color: #000000;">        }
</span><span style="color: #008080;">104</span> 
<span style="color: #008080;">105</span>         <span style="color: #0000ff;">echo</span> "加密完成\r\n"<span style="color: #000000;">;
</span><span style="color: #008080;">106</span> <span style="color: #000000;">    }
</span><span style="color: #008080;">107</span>     <span style="color: #0000ff;">else</span>
<span style="color: #008080;">108</span> <span style="color: #000000;">    {
</span><span style="color: #008080;">109</span>         <span style="color: #0000ff;">echo</span> "path invalid "<span style="color: #000000;">;
</span><span style="color: #008080;">110</span>         <span style="color: #0000ff;">return</span> <span style="color: #0000ff;">false</span><span style="color: #000000;">;
</span><span style="color: #008080;">111</span> <span style="color: #000000;">    }
</span><span style="color: #008080;">112</span> <span style="color: #000000;">}
</span><span style="color: #008080;">113</span> 
<span style="color: #008080;">114</span> <span style="color: #008000;">//</span><span style="color: #008000;">图片解密函数
</span><span style="color: #008080;">115</span> <span style="color: #008000;">//路径文件夹
</span><span style="color: #008080;">116</span> <span style="color: #008000;">//是否为复制（默认不复制）
</span><span style="color: #008080;">117</span> <span style="color: #008000;">//盐（默认为salt）加密写什么，这里就写什么</span>
<span style="color: #008080;">118</span> <span style="color: #0000ff;">function</span> img_deconde(<span style="color: #800080;">$path</span>, <span style="color: #800080;">$is_copy</span> = 0, <span style="color: #800080;">$salt</span> = ''<span style="color: #000000;">)
</span><span style="color: #008080;">119</span> <span style="color: #000000;">{
</span><span style="color: #008080;">120</span>     <span style="color: #800080;">$time1</span> = <span style="color: #008080;">microtime</span>(1<span style="color: #000000;">);
</span><span style="color: #008080;">121</span>     <span style="color: #800080;">$handle</span> = <span style="color: #008080;">opendir</span>(<span style="color: #800080;">$path</span><span style="color: #000000;">);
</span><span style="color: #008080;">122</span>     <span style="color: #0000ff;">if</span>(<span style="color: #800080;">$handle</span><span style="color: #000000;">)
</span><span style="color: #008080;">123</span> <span style="color: #000000;">    {
</span><span style="color: #008080;">124</span>         <span style="color: #0000ff;">echo</span> "路径：" . <span style="color: #800080;">$path</span> . "\r\n\r\n"<span style="color: #000000;">;
</span><span style="color: #008080;">125</span>         <span style="color: #0000ff;">if</span>(!<span style="color: #800080;">$salt</span>) <span style="color: #800080;">$salt</span> = 'salt'<span style="color: #000000;">;
</span><span style="color: #008080;">126</span> 
<span style="color: #008080;">127</span>         <span style="color: #008000;">//</span><span style="color: #008000;">在指定文件夹下创建临时文件夹</span>
<span style="color: #008080;">128</span>         <span style="color: #800080;">$temp_dir</span> = <span style="color: #800080;">$path</span> . '\\' . 'temp'<span style="color: #000000;">;
</span><span style="color: #008080;">129</span>         @<span style="color: #008080;">mkdir</span>(<span style="color: #800080;">$temp_dir</span>, 0777, 1<span style="color: #000000;">);
</span><span style="color: #008080;">130</span> 
<span style="color: #008080;">131</span>         <span style="color: #008000;">//</span><span style="color: #008000;">核心正则</span>
<span style="color: #008080;">132</span>         <span style="color: #800080;">$reg</span> = "#^(.+?[jpgifbmne]{3,4})!(" . <span style="color: #800080;">$salt</span> . ")@#im"<span style="color: #000000;">;
</span><span style="color: #008080;">133</span>         <span style="color: #800080;">$res</span> = <span style="color: #0000ff;">array</span><span style="color: #000000;">();
</span><span style="color: #008080;">134</span> 
<span style="color: #008080;">135</span>         <span style="color: #800080;">$count</span> = 0<span style="color: #000000;">;
</span><span style="color: #008080;">136</span>         <span style="color: #0000ff;">while</span> (<span style="color: #800080;">$file</span> = <span style="color: #008080;">readdir</span>(<span style="color: #800080;">$handle</span><span style="color: #000000;">))
</span><span style="color: #008080;">137</span> <span style="color: #000000;">        {
</span><span style="color: #008080;">138</span>             <span style="color: #800080;">$time2</span> = <span style="color: #008080;">microtime</span>(1<span style="color: #000000;">);
</span><span style="color: #008080;">139</span>             <span style="color: #008000;">//</span><span style="color: #008000;">构造当前文件绝对地址</span>
<span style="color: #008080;">140</span>             <span style="color: #800080;">$file_path</span> = <span style="color: #800080;">$path</span> . '\\' . <span style="color: #800080;">$file</span><span style="color: #000000;">;
</span><span style="color: #008080;">141</span> 
<span style="color: #008080;">142</span>             <span style="color: #0000ff;">if</span>(<span style="color: #008080;">is_file</span>(<span style="color: #800080;">$file_path</span><span style="color: #000000;">))
</span><span style="color: #008080;">143</span> <span style="color: #000000;">            {
</span><span style="color: #008080;">144</span>                 <span style="color: #008000;">//</span><span style="color: #008000;">文件句柄</span>
<span style="color: #008080;">145</span>                 <span style="color: #800080;">$hf</span> = <span style="color: #008080;">fopen</span>(<span style="color: #800080;">$file_path</span>, 'r'<span style="color: #000000;">);
</span><span style="color: #008080;">146</span>                 <span style="color: #008000;">//</span><span style="color: #008000;">返回流</span>
<span style="color: #008080;">147</span>                 <span style="color: #800080;">$stream</span> = <span style="color: #008080;">fread</span>(<span style="color: #800080;">$hf</span>, <span style="color: #008080;">filesize</span>(<span style="color: #800080;">$file_path</span><span style="color: #000000;">));
</span><span style="color: #008080;">148</span>                 <span style="color: #008080;">fclose</span>(<span style="color: #800080;">$hf</span><span style="color: #000000;">);
</span><span style="color: #008080;">149</span> 
<span style="color: #008080;">150</span>                 <span style="color: #008000;">//</span><span style="color: #008000;">匹配加的密码</span>
<span style="color: #008080;">151</span>                 <span style="color: #0000ff;">if</span>(<span style="color: #008080;">preg_match_all</span>(<span style="color: #800080;">$reg</span>, <span style="color: #800080;">$stream</span>, <span style="color: #800080;">$res</span><span style="color: #000000;">))
</span><span style="color: #008080;">152</span> <span style="color: #000000;">                {
</span><span style="color: #008080;">153</span>                     <span style="color: #800080;">$count</span>++<span style="color: #000000;">;
</span><span style="color: #008080;">154</span>                     <span style="color: #008000;">//</span><span style="color: #008000;">清空盐</span>
<span style="color: #008080;">155</span>                     <span style="color: #800080;">$stream</span> = <span style="color: #008080;">str_replace</span>(<span style="color: #800080;">$res</span>[0][0], '', <span style="color: #800080;">$stream</span><span style="color: #000000;">);
</span><span style="color: #008080;">156</span>                     <span style="color: #008000;">//</span><span style="color: #008000;">输出文件</span>
<span style="color: #008080;">157</span>                     <span style="color: #008080;">file_put_contents</span>(<span style="color: #800080;">$temp_dir</span> . '\\' . <span style="color: #800080;">$res</span>[1][0], <span style="color: #800080;">$stream</span><span style="color: #000000;">);
</span><span style="color: #008080;">158</span> 
<span style="color: #008080;">159</span>                     <span style="color: #008000;">//</span><span style="color: #008000;">是否为复制
</span><span style="color: #008080;">160</span> <span style="color: #008000;">                    //1为复制，0为删除(默认)</span>
<span style="color: #008080;">161</span>                     <span style="color: #0000ff;">if</span>(!<span style="color: #800080;">$is_copy</span><span style="color: #000000;">)
</span><span style="color: #008080;">162</span> <span style="color: #000000;">                    {
</span><span style="color: #008080;">163</span>                         <span style="color: #0000ff;">echo</span> "成功解密删除 : " . <span style="color: #800080;">$temp_dir</span> . '\\' . <span style="color: #800080;">$res</span>[1][0] . "\r\n"<span style="color: #000000;">;
</span><span style="color: #008080;">164</span>                         @<span style="color: #008080;">unlink</span>(<span style="color: #800080;">$file_path</span><span style="color: #000000;">);
</span><span style="color: #008080;">165</span> <span style="color: #000000;">                    }
</span><span style="color: #008080;">166</span>                     <span style="color: #0000ff;">else</span>
<span style="color: #008080;">167</span> <span style="color: #000000;">                    {
</span><span style="color: #008080;">168</span>                         <span style="color: #0000ff;">echo</span> "解密 : " . <span style="color: #800080;">$temp_dir</span> . '\\' . <span style="color: #800080;">$res</span>[1][0] . "\r\n"<span style="color: #000000;">;
</span><span style="color: #008080;">169</span> <span style="color: #000000;">                    }
</span><span style="color: #008080;">170</span> <span style="color: #000000;">                }
</span><span style="color: #008080;">171</span>                 <span style="color: #800080;">$time3</span> = <span style="color: #008080;">microtime</span>(1<span style="color: #000000;">);
</span><span style="color: #008080;">172</span>                 <span style="color: #0000ff;">echo</span> "此图用时 ", (<span style="color: #800080;">$time3</span> - <span style="color: #800080;">$time2</span>), " S\r\n", "已经用时 ", (<span style="color: #800080;">$time3</span> - <span style="color: #800080;">$time1</span>), " S\r\n\r\n"<span style="color: #000000;">;
</span><span style="color: #008080;">173</span> <span style="color: #000000;">            }
</span><span style="color: #008080;">174</span> <span style="color: #000000;">        }
</span><span style="color: #008080;">175</span>         <span style="color: #0000ff;">if</span>(!<span style="color: #800080;">$count</span><span style="color: #000000;">)
</span><span style="color: #008080;">176</span> <span style="color: #000000;">        {
</span><span style="color: #008080;">177</span>             <span style="color: #0000ff;">echo</span> "没有有效的加密文件\r\n"<span style="color: #000000;">;
</span><span style="color: #008080;">178</span>             <span style="color: #0000ff;">return</span> <span style="color: #0000ff;">false</span><span style="color: #000000;">;
</span><span style="color: #008080;">179</span> <span style="color: #000000;">        }
</span><span style="color: #008080;">180</span>         <span style="color: #0000ff;">echo</span> "解密完成\r\n"<span style="color: #000000;">;
</span><span style="color: #008080;">181</span> <span style="color: #000000;">    }
</span><span style="color: #008080;">182</span>     <span style="color: #0000ff;">else</span>
<span style="color: #008080;">183</span> <span style="color: #000000;">    {
</span><span style="color: #008080;">184</span>         <span style="color: #0000ff;">echo</span> "path invalid "<span style="color: #000000;">;
</span><span style="color: #008080;">185</span>         <span style="color: #0000ff;">return</span> <span style="color: #0000ff;">false</span><span style="color: #000000;">;
</span><span style="color: #008080;">186</span> <span style="color: #000000;">    }
</span><span style="color: #008080;">187</span> <span style="color: #000000;">}
</span><span style="color: #008080;">188</span> 
<span style="color: #008080;">189</span> ?>