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<a class="post-title-link" href="/2016/09/01/格式化字符串漏洞/">
格式化字符串漏洞
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<span class="post-time">
Posted on 2016-09-01
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<h2 id="任意地址写">任意地址写</h2><p>学习了<a href="http://libc.pw/2015/07/29/%E6%A0%BC%E5%BC%8F%E5%8C%96%E5%AD%97%E7%AC%A6%E4%B8%B2%E6%BC%8F%E6%B4%9E/">z神的博客</a>之后对最后一个例子不是很理解，就进行了实践分析。<br>源程序<br><figure class="highlight cpp"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br></pre></td><td class="code"><pre><span class="line"><span class="preprocessor">#<span class="keyword">include</span> <stdio.h></span></span><br><span class="line"><span class="function"><span class="keyword">int</span> <span class="title">main</span><span class="params">(<span class="keyword">void</span>)</span></span><br><span class="line"></span>{ </span><br><span class="line"><span class="keyword">int</span> flag = <span class="number">0</span>;</span><br><span class="line"><span class="keyword">int</span> *p = &flag; </span><br><span class="line"><span class="keyword">char</span> a[<span class="number">100</span>];</span><br><span class="line"><span class="built_in">scanf</span>(<span class="string">"%s"</span>,a);</span><br><span class="line"><span class="built_in">printf</span>(a);</span><br><span class="line"><span class="keyword">if</span>(flag == <span class="number">2000</span>)</span><br><span class="line"> {</span><br><span class="line"> <span class="built_in">printf</span>(<span class="string">"good!!\n"</span>);</span><br><span class="line"> }</span><br><span class="line"> <span class="keyword">return</span> <span class="number">0</span>;</span><br><span class="line">}</span><br></pre></td></tr></table></figure></p>
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<a href="/tags/格式化字符串漏洞，icectf，dear-diary/"> #格式化字符串漏洞，icectf，dear_diary </a>
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<a class="post-title-link" href="/2016/08/18/c是怎么使用内存的/">
c是怎么使用内存的
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<span class="post-time">
Posted on 2016-08-18
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<blockquote>
<p>指针类型（point type）可由函数类型，对象类型或不完全的类型派生，派生指针类型的类型称为引用类型。指针类型描述一个对象，该类对象的值提供对该引用类型实体的引用。有引用类型T派生的指针类型有时称为“（指向）T的指针”。从引用类型构造指针类型的过程称为“指针类型的派生”。这些构造派生类型的方法可以递归的应用。</p>
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<a href="/tags/c，cache，pointer/"> #c，cache，pointer </a>
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<a class="post-title-link" href="/2016/05/11/sqlmap源码分析(一)sqlmap.py/">
sqlmap源码分析(一)sqlmap.py
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<span class="post-time">
Posted on 2016-05-11
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<h2 id="sqlmap-py源码">sqlmap.py源码</h2>
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<a href="/tags/sqlmap，python/"> #sqlmap，python </a>
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<h1 class="post-title">
<a class="post-title-link" href="/2015/07/03/pycurl安装/">
pycurl安装
</a>
</h1>
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<span class="post-time">
Posted on 2015-07-03
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| In
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<p>昨晚在安装pycurl的时候遇到了点问题，记录下解决的方法。<br>
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<a href="/tags/pycurl/"> #pycurl </a>
<a href="/tags/python/"> #python </a>
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<a class="post-title-link" href="/2015/07/03/正则断言/">
正则断言
</a>
</h1>
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<span class="post-time">
Posted on 2015-07-03
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<p>在写点小东西的时候碰到了一段有意思的正则。<br>这个正则匹配是这样匹配超链接的<br><figure class="highlight python"><table><tr><td class="gutter"><pre><span class="line">1</span><br></pre></td><td class="code"><pre><span class="line">re.findall(<span class="string">r"(?<=href=\").+?(?=\")|(?<=href=\').+?(?=\')"</span>, data)</span><br></pre></td></tr></table></figure></p>
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<a href="/tags/python/"> #python </a>
<a href="/tags/re/"> #re </a>
<a href="/tags/断言/"> #断言 </a>
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<h1 class="post-title">
<a class="post-title-link" href="/2015/05/26/灵魂鼓手/">
灵魂鼓手
</a>
</h1>
<div class="post-meta">
<span class="post-time">
Posted on 2015-05-25
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| In
<a href="/categories/raspbian-pi/">raspbian pi</a>
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<p>花了两天的时间去参加了这个黑客马拉松，拿了第二名，还是很开心的。<br>做了一个游戏。灵魂鼓手。<br>有兴趣的可以<a href="https://github.com/HDU-HackDay/DrummerKing" target="_blank" rel="external">戳这里</a>（github开源）去玩玩看。</p>
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<a href="/tags/hackathon/"> #hackathon </a>
<a href="/tags/raspbian-pi/"> #raspbian pi </a>
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requestWindowFeature(Window.FEATURE_NO_TITLE)导致程序崩溃
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Posted on 2015-05-12
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<p>最近为了国赛开始看安卓了，这几天写的时候发现只要一些这个就会崩溃<br><figure class="highlight scss"><table><tr><td class="gutter"><pre><span class="line">1</span><br></pre></td><td class="code"><pre><span class="line"><span class="function">requestWindowFeature</span>(Window<span class="class">.FEATURE_NO_TITLE</span>);</span><br></pre></td></tr></table></figure></p>
<p>找了个代替的方法记录一下,上面的是继承了<code>Activity</code>,我们改为继承<code>ActionBarActivity</code>然后把上面的代码换成<br><figure class="highlight ocaml"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br></pre></td><td class="code"><pre><span class="line">android.support.v7.app.<span class="type">ActionBar</span> actionBar= getSupportActionBar<span class="literal">()</span>;</span><br><span class="line">actionBar.hide<span class="literal">()</span>;</span><br></pre></td></tr></table></figure></p>
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