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| <li class="navelem"><a class="el" href="namespacecrashpad.html">crashpad</a></li><li class="navelem"><a class="el" href="classcrashpad_1_1TaskMemory.html">TaskMemory</a></li><li class="navelem"><a class="el" href="classcrashpad_1_1TaskMemory_1_1MappedMemory.html">MappedMemory</a></li> </ul> |
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| <div class="title">crashpad::TaskMemory::MappedMemory Class Reference</div> </div> |
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| |
| <p>A memory region mapped from another Mach task. |
| <a href="classcrashpad_1_1TaskMemory_1_1MappedMemory.html#details">More...</a></p> |
| |
| <p><code>#include "util/mach/task_memory.h"</code></p> |
| <table class="memberdecls"> |
| <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a> |
| Public Member Functions</h2></td></tr> |
| <tr class="memitem:a9de3d6dc298219b98770a2e0f40955a6"><td class="memItemLeft" align="right" valign="top">const void * </td><td class="memItemRight" valign="bottom"><a class="el" href="classcrashpad_1_1TaskMemory_1_1MappedMemory.html#a9de3d6dc298219b98770a2e0f40955a6">data</a> () const</td></tr> |
| <tr class="memdesc:a9de3d6dc298219b98770a2e0f40955a6"><td class="mdescLeft"> </td><td class="mdescRight">Returns a pointer to the data requested by the user. <a href="#a9de3d6dc298219b98770a2e0f40955a6">More...</a><br /></td></tr> |
| <tr class="separator:a9de3d6dc298219b98770a2e0f40955a6"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:a9a616b5de4e5a66b99e8078cb923f8e1"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classcrashpad_1_1TaskMemory_1_1MappedMemory.html#a9a616b5de4e5a66b99e8078cb923f8e1">ReadCString</a> (size_t offset, std::string *string) const</td></tr> |
| <tr class="memdesc:a9a616b5de4e5a66b99e8078cb923f8e1"><td class="mdescLeft"> </td><td class="mdescRight">Reads a <code>NUL</code>-terminated C string from the mapped region. <a href="#a9a616b5de4e5a66b99e8078cb923f8e1">More...</a><br /></td></tr> |
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| class </td><td class="memItemRight" valign="bottom"><b>TaskMemory</b></td></tr> |
| <tr class="separator:af6f0f9c135d813d412e22c22a0ec5ab7"><td class="memSeparator" colspan="2"> </td></tr> |
| </table> |
| <a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2> |
| <div class="textblock"><p>A memory region mapped from another Mach task. </p> |
| <p>The mapping is maintained until this object is destroyed. </p> |
| </div><h2 class="groupheader">Member Function Documentation</h2> |
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| <h2 class="memtitle"><span class="permalink"><a href="#a9de3d6dc298219b98770a2e0f40955a6">◆ </a></span>data()</h2> |
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| <td class="memname">const void* crashpad::TaskMemory::MappedMemory::data </td> |
| <td>(</td> |
| <td class="paramname"></td><td>)</td> |
| <td> const</td> |
| </tr> |
| </table> |
| </td> |
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| <span class="mlabels"><span class="mlabel">inline</span></span> </td> |
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| |
| <p>Returns a pointer to the data requested by the user. </p> |
| <p>This is the value of the <em>vm_address</em> + <em>user_offset</em> parameters passed to the constructor, casted to <code>const void*</code>. </p> |
| |
| </div> |
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| <a id="a9a616b5de4e5a66b99e8078cb923f8e1"></a> |
| <h2 class="memtitle"><span class="permalink"><a href="#a9a616b5de4e5a66b99e8078cb923f8e1">◆ </a></span>ReadCString()</h2> |
| |
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| <td class="memname">bool crashpad::TaskMemory::MappedMemory::ReadCString </td> |
| <td>(</td> |
| <td class="paramtype">size_t </td> |
| <td class="paramname"><em>offset</em>, </td> |
| </tr> |
| <tr> |
| <td class="paramkey"></td> |
| <td></td> |
| <td class="paramtype">std::string * </td> |
| <td class="paramname"><em>string</em> </td> |
| </tr> |
| <tr> |
| <td></td> |
| <td>)</td> |
| <td></td><td> const</td> |
| </tr> |
| </table> |
| </div><div class="memdoc"> |
| |
| <p>Reads a <code>NUL</code>-terminated C string from the mapped region. </p> |
| <p>This method will read contiguous memory until a <code>NUL</code> terminator is found.</p> |
| <dl class="params"><dt>Parameters</dt><dd> |
| <table class="params"> |
| <tr><td class="paramdir">[in]</td><td class="paramname">offset</td><td>The offset into <a class="el" href="classcrashpad_1_1TaskMemory_1_1MappedMemory.html#a9de3d6dc298219b98770a2e0f40955a6" title="Returns a pointer to the data requested by the user. ">data()</a> of the string to be read. </td></tr> |
| <tr><td class="paramdir">[out]</td><td class="paramname">string</td><td>The string, whose contents begin at <a class="el" href="classcrashpad_1_1TaskMemory_1_1MappedMemory.html#a9de3d6dc298219b98770a2e0f40955a6" title="Returns a pointer to the data requested by the user. ">data()</a> and continue up to a <code>NUL</code> terminator.</td></tr> |
| </table> |
| </dd> |
| </dl> |
| <dl class="section return"><dt>Returns</dt><dd><code>true</code> on success, with <em>string</em> set appropriately. If <em>offset</em> is greater than or equal to the <em>user_size</em> constructor parameter, or if no <code>NUL</code> terminator was found in <a class="el" href="classcrashpad_1_1TaskMemory_1_1MappedMemory.html#a9de3d6dc298219b98770a2e0f40955a6" title="Returns a pointer to the data requested by the user. ">data()</a> after <em>offset</em>, returns <code>false</code> with an appropriate warning logged. </dd></dl> |
| |
| </div> |
| </div> |
| <hr/>The documentation for this class was generated from the following files:<ul> |
| <li>util/mach/task_memory.h</li> |
| <li>util/mach/task_memory.cc</li> |
| </ul> |
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