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<title>Crashpad: crashpad::PtraceBroker::Request Struct Reference</title>
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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_1PtraceBroker.html">PtraceBroker</a></li><li class="navelem"><a class="el" href="structcrashpad_1_1PtraceBroker_1_1Request.html">Request</a></li> </ul>
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<div class="header">
<div class="summary">
<a href="#pub-types">Public Types</a> &#124;
<a href="#pub-attribs">Public Attributes</a> &#124;
<a href="#pub-static-attribs">Static Public Attributes</a> &#124;
<a href="structcrashpad_1_1PtraceBroker_1_1Request-members.html">List of all members</a> </div>
<div class="headertitle">
<div class="title">crashpad::PtraceBroker::Request Struct Reference</div> </div>
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<p>A request sent to a <a class="el" href="classcrashpad_1_1PtraceBroker.html" title="Implements a PtraceConnection over a socket.">PtraceBroker</a> from a <a class="el" href="classcrashpad_1_1PtraceClient.html" title="Implements a PtraceConnection over a socket.">PtraceClient</a>.
<a href="structcrashpad_1_1PtraceBroker_1_1Request.html#details">More...</a></p>
<p><code>#include &quot;util/linux/ptrace_broker.h&quot;</code></p>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-types"></a>
Public Types</h2></td></tr>
<tr class="memitem:a17f43bd6507f36e2fad108479d4ea999"><td class="memItemLeft" align="right" valign="top">enum &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structcrashpad_1_1PtraceBroker_1_1Request.html#a17f43bd6507f36e2fad108479d4ea999">Type</a> : uint16_t </td></tr>
<tr class="memdesc:a17f43bd6507f36e2fad108479d4ea999"><td class="mdescLeft">&#160;</td><td class="mdescRight">The type of request to serve. <a href="structcrashpad_1_1PtraceBroker_1_1Request.html#a17f43bd6507f36e2fad108479d4ea999">More...</a><br /></td></tr>
<tr class="separator:a17f43bd6507f36e2fad108479d4ea999"><td class="memSeparator" colspan="2">&#160;</td></tr>
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-attribs"></a>
Public Attributes</h2></td></tr>
<tr class="memitem:a505a324ad681ab0fb627183df677d2f6"><td class="memItemLeft" align="right" valign="top"><a id="a505a324ad681ab0fb627183df677d2f6"></a>
uint16_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structcrashpad_1_1PtraceBroker_1_1Request.html#a505a324ad681ab0fb627183df677d2f6">version</a> = kVersion</td></tr>
<tr class="memdesc:a505a324ad681ab0fb627183df677d2f6"><td class="mdescLeft">&#160;</td><td class="mdescRight">The version number for this <a class="el" href="structcrashpad_1_1PtraceBroker_1_1Request.html" title="A request sent to a PtraceBroker from a PtraceClient.">Request</a>. <br /></td></tr>
<tr class="separator:a505a324ad681ab0fb627183df677d2f6"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:aff43fca05b40303de6cbb7bc422dd44a"><td class="memItemLeft" align="right" valign="top"><a id="aff43fca05b40303de6cbb7bc422dd44a"></a>
enum <a class="el" href="structcrashpad_1_1PtraceBroker_1_1Request.html#a17f43bd6507f36e2fad108479d4ea999">crashpad::PtraceBroker::Request::Type</a>&#160;</td><td class="memItemRight" valign="bottom"><b>type</b></td></tr>
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pid_t&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structcrashpad_1_1PtraceBroker_1_1Request.html#aeaf2944593020920cdd8e2315e3d5a69">tid</a></td></tr>
<tr class="memdesc:aeaf2944593020920cdd8e2315e3d5a69"><td class="mdescLeft">&#160;</td><td class="mdescRight">The thread ID associated with this request. Valid for kTypeAttach, kTypeGetThreadInfo, and kTypeReadMemory. <br /></td></tr>
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<tr class="memitem:ad19a1750cbb587caca95d2236ffe43f5"><td class="memItemLeft" ><a id="ad19a1750cbb587caca95d2236ffe43f5"></a>
union {</td></tr>
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&#160;&#160;&#160;struct {</td></tr>
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&#160;&#160;&#160;&#160;&#160;&#160;<a class="el" href="namespacecrashpad.html#af2d003bfc8632755c60ab27bd6d1c8ae">VMAddress</a>&#160;&#160;&#160;<a class="el" href="structcrashpad_1_1PtraceBroker_1_1Request.html#a839198f6879d08e96bac2b85661ba664">base</a></td></tr>
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&#160;&#160;&#160;&#160;&#160;&#160;<a class="el" href="namespacecrashpad.html#a103690edebf604dcd23d5c03b78fe0be">VMSize</a>&#160;&#160;&#160;<a class="el" href="structcrashpad_1_1PtraceBroker_1_1Request.html#ae8ce2719c6cb5df998146865c60b0738">size</a></td></tr>
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<tr class="memitem:a567b7bea5a8e9b01b5016df0ca20437f"><td class="memItemLeft" valign="top">&#160;&#160;&#160;}&#160;&#160;&#160;<a class="el" href="structcrashpad_1_1PtraceBroker_1_1Request.html#af66d088b3240fd28a41306eb4eabba77">iov</a></td></tr>
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&#160;&#160;&#160;struct {</td></tr>
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&#160;&#160;&#160;&#160;&#160;&#160;<a class="el" href="namespacecrashpad.html#a103690edebf604dcd23d5c03b78fe0be">VMSize</a>&#160;&#160;&#160;<a class="el" href="structcrashpad_1_1PtraceBroker_1_1Request.html#a92344ec9674a6c7517633154ca7f099e">path_length</a></td></tr>
<tr class="memdesc:ab0ee160c101e772d6448f0be90383638"><td class="mdescLeft">&#160;</td><td class="mdescRight">The number of bytes in <a class="el" href="structcrashpad_1_1PtraceBroker_1_1Request.html#a6797c04b619b63309f4c5d7ca464d295" title="The file path to read.">path</a>. The path should not include a <code>NUL</code>-terminator. <br /></td></tr>
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&#160;&#160;&#160;&#160;&#160;&#160;char&#160;&#160;&#160;<a class="el" href="structcrashpad_1_1PtraceBroker_1_1Request.html#a6797c04b619b63309f4c5d7ca464d295">path</a> []</td></tr>
<tr class="memdesc:aa75a12dc03a4f035212e945acb3cb662"><td class="mdescLeft">&#160;</td><td class="mdescRight">The file path to read. <br /></td></tr>
<tr class="separator:aa75a12dc03a4f035212e945acb3cb662"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:a139da2f62d65a70a7077e40d7ee0342d"><td class="memItemLeft" valign="top">&#160;&#160;&#160;}&#160;&#160;&#160;<a class="el" href="structcrashpad_1_1PtraceBroker_1_1Request.html#ae1073730cc9f999a40d510440b131776">path</a></td></tr>
<tr class="memdesc:a139da2f62d65a70a7077e40d7ee0342d"><td class="mdescLeft">&#160;</td><td class="mdescRight">Specifies the file path to read for a kTypeReadFile request. <br /></td></tr>
<tr class="separator:a139da2f62d65a70a7077e40d7ee0342d"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:ad19a1750cbb587caca95d2236ffe43f5"><td class="memItemLeft" valign="top">};&#160;</td><td class="memItemRight" valign="bottom"></td></tr>
<tr class="separator:ad19a1750cbb587caca95d2236ffe43f5"><td class="memSeparator" colspan="2">&#160;</td></tr>
</table><table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-static-attribs"></a>
Static Public Attributes</h2></td></tr>
<tr class="memitem:acb39b7a385ca2af85356553b7fae9a5e"><td class="memItemLeft" align="right" valign="top"><a id="acb39b7a385ca2af85356553b7fae9a5e"></a>
static constexpr uint16_t&#160;</td><td class="memItemRight" valign="bottom"><b>kVersion</b> = 1</td></tr>
<tr class="separator:acb39b7a385ca2af85356553b7fae9a5e"><td class="memSeparator" colspan="2">&#160;</td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>A request sent to a <a class="el" href="classcrashpad_1_1PtraceBroker.html" title="Implements a PtraceConnection over a socket.">PtraceBroker</a> from a <a class="el" href="classcrashpad_1_1PtraceClient.html" title="Implements a PtraceConnection over a socket.">PtraceClient</a>. </p>
</div><h2 class="groupheader">Member Enumeration Documentation</h2>
<a id="a17f43bd6507f36e2fad108479d4ea999"></a>
<h2 class="memtitle"><span class="permalink"><a href="#a17f43bd6507f36e2fad108479d4ea999">&#9670;&nbsp;</a></span>Type</h2>
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<td class="memname">enum <a class="el" href="structcrashpad_1_1PtraceBroker_1_1Request.html#a17f43bd6507f36e2fad108479d4ea999">crashpad::PtraceBroker::Request::Type</a> : uint16_t</td>
</tr>
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</div><div class="memdoc">
<p>The type of request to serve. </p>
<table class="fieldtable">
<tr><th colspan="2">Enumerator</th></tr><tr><td class="fieldname"><a id="a17f43bd6507f36e2fad108479d4ea999a6c4ad8fb8f81d2daf6bb1d26d1da937a"></a>kTypeAttach&#160;</td><td class="fielddoc"><p><code>ptrace</code>-attach the specified thread ID. Responds with kBoolTrue on success, otherwise kBoolFalse, followed by an Errno. </p>
</td></tr>
<tr><td class="fieldname"><a id="a17f43bd6507f36e2fad108479d4ea999af03bf04c0abc1c3a09d49014e12c1407"></a>kTypeIs64Bit&#160;</td><td class="fielddoc"><p>Responds with kBoolTrue if the target process is 64-bit. Otherwise, kBoolFalse. </p>
</td></tr>
<tr><td class="fieldname"><a id="a17f43bd6507f36e2fad108479d4ea999a61e1a5c74e7eb369add6386a7281904a"></a>kTypeGetThreadInfo&#160;</td><td class="fielddoc"><p>Responds with a <a class="el" href="structcrashpad_1_1PtraceBroker_1_1GetThreadInfoResponse.html" title="The response sent for a Request with type kTypeGetThreadInfo.">GetThreadInfoResponse</a> containing a <a class="el" href="structcrashpad_1_1ThreadInfo.html" title="A collection of ptrace-able information about a thread.">ThreadInfo</a> for the specified thread ID. If an error occurs, <a class="el" href="structcrashpad_1_1PtraceBroker_1_1GetThreadInfoResponse.html#a329bf3a32f7a0962e25cfade2aa91a48" title="Specifies the success or failure of this call.">GetThreadInfoResponse::success</a> is set to kBoolFalse and is followed by an Errno. </p>
</td></tr>
<tr><td class="fieldname"><a id="a17f43bd6507f36e2fad108479d4ea999a009cbfd8cee582baa254a8a579678980"></a>kTypeReadMemory&#160;</td><td class="fielddoc"><p>Reads memory from the attached process. The data is returned in a series of messages. Each message begins with an int32_t indicating the number of bytes read, 0 for end-of-file, or -1 for errors, followed by a ReadError. On success the bytes read follow. </p>
</td></tr>
<tr><td class="fieldname"><a id="a17f43bd6507f36e2fad108479d4ea999a5d94acaf928e6f21fc5f6711c8d5bfa7"></a>kTypeReadFile&#160;</td><td class="fielddoc"><p>Read a file's contents. The data is returned in a series of messages. The first message is an OpenResult, indicating the validity of the received file path. If the OpenResult is kOpenResultSuccess, each subsequent message begins with an int32_t indicating the number of bytes read, 0 for end-of-file, or -1 for errors, followed by an Errno. On success, the bytes read follow. </p>
</td></tr>
<tr><td class="fieldname"><a id="a17f43bd6507f36e2fad108479d4ea999a33f2bea25588a8d815e5316c2c8b9909"></a>kTypeListDirectory&#160;</td><td class="fielddoc"><p>Reads the contents of a directory. The data is returned in a series of messages. The first message is an OpenResult, indicating the validity of the received file path. If the OpenResult is kOpenResultSuccess, the subsequent messages return the contents of the directory as a dirent stream, as read by <code>getdents64()</code>. Each subsequent message begins with an int32_t indicating the number of bytes read, 0 for end-of-file, or -1 for errors, followed by an Errno. On success, the bytes read follow. </p>
</td></tr>
<tr><td class="fieldname"><a id="a17f43bd6507f36e2fad108479d4ea999a0129b9368a0006420e4d48ea7cba3363"></a>kTypeExit&#160;</td><td class="fielddoc"><p>Causes the broker to return from <a class="el" href="classcrashpad_1_1PtraceBroker.html#a7710bcabc694ce327838c0b537f2fdc4" title="Begin serving requests on the configured socket.">Run()</a>, detaching all attached threads. Does not respond. </p>
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</div>
<hr/>The documentation for this struct was generated from the following file:<ul>
<li>util/linux/ptrace_broker.h</li>
</ul>
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