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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_1ElfImageReader.html">ElfImageReader</a></li> </ul> |
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| <a href="#nested-classes">Classes</a> | |
| <a href="#pub-methods">Public Member Functions</a> | |
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| <div class="title">crashpad::ElfImageReader Class Reference</div> </div> |
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| |
| <p>A reader for ELF images mapped into another process. |
| <a href="classcrashpad_1_1ElfImageReader.html#details">More...</a></p> |
| |
| <p><code>#include "snapshot/elf/elf_image_reader.h"</code></p> |
| <table class="memberdecls"> |
| <tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="nested-classes"></a> |
| Classes</h2></td></tr> |
| <tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="classcrashpad_1_1ElfImageReader_1_1NoteReader.html">NoteReader</a></td></tr> |
| <tr class="memdesc:"><td class="mdescLeft"> </td><td class="mdescRight">This class enables reading note segments from an ELF image. <a href="classcrashpad_1_1ElfImageReader_1_1NoteReader.html#details">More...</a><br /></td></tr> |
| <tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="classcrashpad_1_1ElfImageReader_1_1ProgramHeaderTable.html">ProgramHeaderTable</a></td></tr> |
| <tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="classcrashpad_1_1ElfImageReader_1_1ProgramHeaderTableSpecific.html">ProgramHeaderTableSpecific</a></td></tr> |
| <tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr> |
| </table><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:a9a89b7570705f43a8a52b7cb7a2c9e63"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classcrashpad_1_1ElfImageReader.html#a9a89b7570705f43a8a52b7cb7a2c9e63">Initialize</a> (const <a class="el" href="classcrashpad_1_1ProcessMemoryRange.html">ProcessMemoryRange</a> &memory, <a class="el" href="namespacecrashpad.html#af2d003bfc8632755c60ab27bd6d1c8ae">VMAddress</a> address, bool verbose=true)</td></tr> |
| <tr class="memdesc:a9a89b7570705f43a8a52b7cb7a2c9e63"><td class="mdescLeft"> </td><td class="mdescRight">Initializes the reader. <a href="classcrashpad_1_1ElfImageReader.html#a9a89b7570705f43a8a52b7cb7a2c9e63">More...</a><br /></td></tr> |
| <tr class="separator:a9a89b7570705f43a8a52b7cb7a2c9e63"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:aa7d380b5d56ba94de33ad9e72e5b033f"><td class="memItemLeft" align="right" valign="top"><a class="el" href="namespacecrashpad.html#af2d003bfc8632755c60ab27bd6d1c8ae">VMAddress</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classcrashpad_1_1ElfImageReader.html#aa7d380b5d56ba94de33ad9e72e5b033f">Address</a> () const</td></tr> |
| <tr class="memdesc:aa7d380b5d56ba94de33ad9e72e5b033f"><td class="mdescLeft"> </td><td class="mdescRight">Returns the base address of the image's memory range. <a href="classcrashpad_1_1ElfImageReader.html#aa7d380b5d56ba94de33ad9e72e5b033f">More...</a><br /></td></tr> |
| <tr class="separator:aa7d380b5d56ba94de33ad9e72e5b033f"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:aff63ec7e00cd748e2395f35c0f32af15"><td class="memItemLeft" align="right" valign="top"><a class="el" href="namespacecrashpad.html#a103690edebf604dcd23d5c03b78fe0be">VMSize</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classcrashpad_1_1ElfImageReader.html#aff63ec7e00cd748e2395f35c0f32af15">Size</a> () const</td></tr> |
| <tr class="memdesc:aff63ec7e00cd748e2395f35c0f32af15"><td class="mdescLeft"> </td><td class="mdescRight">Returns the size of the range containing all loaded segments for this image. <a href="classcrashpad_1_1ElfImageReader.html#aff63ec7e00cd748e2395f35c0f32af15">More...</a><br /></td></tr> |
| <tr class="separator:aff63ec7e00cd748e2395f35c0f32af15"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:afd0483257628188753b1f70709b8cad6"><td class="memItemLeft" align="right" valign="top">uint16_t </td><td class="memItemRight" valign="bottom"><a class="el" href="classcrashpad_1_1ElfImageReader.html#afd0483257628188753b1f70709b8cad6">FileType</a> () const</td></tr> |
| <tr class="memdesc:afd0483257628188753b1f70709b8cad6"><td class="mdescLeft"> </td><td class="mdescRight">Returns the file type for the image. <a href="classcrashpad_1_1ElfImageReader.html#afd0483257628188753b1f70709b8cad6">More...</a><br /></td></tr> |
| <tr class="separator:afd0483257628188753b1f70709b8cad6"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:a8a5c9e9b48422e429866e07bd373080d"><td class="memItemLeft" align="right" valign="top"><a class="el" href="namespacecrashpad.html#ac738e47e73215dc7110edad7c2785527">VMOffset</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classcrashpad_1_1ElfImageReader.html#a8a5c9e9b48422e429866e07bd373080d">GetLoadBias</a> () const</td></tr> |
| <tr class="memdesc:a8a5c9e9b48422e429866e07bd373080d"><td class="mdescLeft"> </td><td class="mdescRight">Returns the load bias for the image. <a href="classcrashpad_1_1ElfImageReader.html#a8a5c9e9b48422e429866e07bd373080d">More...</a><br /></td></tr> |
| <tr class="separator:a8a5c9e9b48422e429866e07bd373080d"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:a9af8184a67a8a48d78a1aac48216150c"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classcrashpad_1_1ElfImageReader.html#a9af8184a67a8a48d78a1aac48216150c">SoName</a> (std::string *name)</td></tr> |
| <tr class="memdesc:a9af8184a67a8a48d78a1aac48216150c"><td class="mdescLeft"> </td><td class="mdescRight">Determines the name of this object using <code>DT_SONAME</code>, if present. <a href="classcrashpad_1_1ElfImageReader.html#a9af8184a67a8a48d78a1aac48216150c">More...</a><br /></td></tr> |
| <tr class="separator:a9af8184a67a8a48d78a1aac48216150c"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:ac533f0b854f09963870e4457ff2bce3b"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classcrashpad_1_1ElfImageReader.html#ac533f0b854f09963870e4457ff2bce3b">GetDynamicSymbol</a> (const std::string &name, <a class="el" href="namespacecrashpad.html#af2d003bfc8632755c60ab27bd6d1c8ae">VMAddress</a> *address, <a class="el" href="namespacecrashpad.html#a103690edebf604dcd23d5c03b78fe0be">VMSize</a> *size)</td></tr> |
| <tr class="memdesc:ac533f0b854f09963870e4457ff2bce3b"><td class="mdescLeft"> </td><td class="mdescRight">Reads information from the dynamic symbol table about the symbol identified by <em>name</em>. <a href="classcrashpad_1_1ElfImageReader.html#ac533f0b854f09963870e4457ff2bce3b">More...</a><br /></td></tr> |
| <tr class="separator:ac533f0b854f09963870e4457ff2bce3b"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:a01391ffa016463a02e293a229e3fd554"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classcrashpad_1_1ElfImageReader.html#a01391ffa016463a02e293a229e3fd554">ReadDynamicStringTableAtOffset</a> (<a class="el" href="namespacecrashpad.html#a103690edebf604dcd23d5c03b78fe0be">VMSize</a> offset, std::string *string)</td></tr> |
| <tr class="memdesc:a01391ffa016463a02e293a229e3fd554"><td class="mdescLeft"> </td><td class="mdescRight">Reads a <code>NUL</code>-terminated C string from this image's dynamic string table. <a href="classcrashpad_1_1ElfImageReader.html#a01391ffa016463a02e293a229e3fd554">More...</a><br /></td></tr> |
| <tr class="separator:a01391ffa016463a02e293a229e3fd554"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:ae456b7627b37bf84f9241de34fde4bdb"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classcrashpad_1_1ElfImageReader.html#ae456b7627b37bf84f9241de34fde4bdb">GetDebugAddress</a> (<a class="el" href="namespacecrashpad.html#af2d003bfc8632755c60ab27bd6d1c8ae">VMAddress</a> *debug)</td></tr> |
| <tr class="memdesc:ae456b7627b37bf84f9241de34fde4bdb"><td class="mdescLeft"> </td><td class="mdescRight">Determine the debug address. <a href="classcrashpad_1_1ElfImageReader.html#ae456b7627b37bf84f9241de34fde4bdb">More...</a><br /></td></tr> |
| <tr class="separator:ae456b7627b37bf84f9241de34fde4bdb"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:a5458c4f58828fc39eacaa76ce4819cef"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classcrashpad_1_1ElfImageReader.html#a5458c4f58828fc39eacaa76ce4819cef">GetDynamicArrayAddress</a> (<a class="el" href="namespacecrashpad.html#af2d003bfc8632755c60ab27bd6d1c8ae">VMAddress</a> *address)</td></tr> |
| <tr class="memdesc:a5458c4f58828fc39eacaa76ce4819cef"><td class="mdescLeft"> </td><td class="mdescRight">Determine the address of <code>PT_DYNAMIC</code> segment. <a href="classcrashpad_1_1ElfImageReader.html#a5458c4f58828fc39eacaa76ce4819cef">More...</a><br /></td></tr> |
| <tr class="separator:a5458c4f58828fc39eacaa76ce4819cef"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:ae10b55a8e2aad9cae071262285566be2"><td class="memItemLeft" align="right" valign="top"><a id="ae10b55a8e2aad9cae071262285566be2"></a> |
| <a class="el" href="namespacecrashpad.html#af2d003bfc8632755c60ab27bd6d1c8ae">VMAddress</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classcrashpad_1_1ElfImageReader.html#ae10b55a8e2aad9cae071262285566be2">GetProgramHeaderTableAddress</a> ()</td></tr> |
| <tr class="memdesc:ae10b55a8e2aad9cae071262285566be2"><td class="mdescLeft"> </td><td class="mdescRight">Return the address of the program header table. <br /></td></tr> |
| <tr class="separator:ae10b55a8e2aad9cae071262285566be2"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:a75f419233f0ec155eccfcc9e2524ea9e"><td class="memItemLeft" align="right" valign="top">std::unique_ptr< <a class="el" href="classcrashpad_1_1ElfImageReader_1_1NoteReader.html">NoteReader</a> > </td><td class="memItemRight" valign="bottom"><a class="el" href="classcrashpad_1_1ElfImageReader.html#a75f419233f0ec155eccfcc9e2524ea9e">Notes</a> (size_t max_note_size)</td></tr> |
| <tr class="memdesc:a75f419233f0ec155eccfcc9e2524ea9e"><td class="mdescLeft"> </td><td class="mdescRight">Return a <a class="el" href="classcrashpad_1_1ElfImageReader_1_1NoteReader.html" title="This class enables reading note segments from an ELF image.">NoteReader</a> for this image, which scans all PT_NOTE segments in the image. <a href="classcrashpad_1_1ElfImageReader.html#a75f419233f0ec155eccfcc9e2524ea9e">More...</a><br /></td></tr> |
| <tr class="separator:a75f419233f0ec155eccfcc9e2524ea9e"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:a69c03f51b2f6968f55db42f4bfa7a586"><td class="memItemLeft" align="right" valign="top">std::unique_ptr< <a class="el" href="classcrashpad_1_1ElfImageReader_1_1NoteReader.html">NoteReader</a> > </td><td class="memItemRight" valign="bottom"><a class="el" href="classcrashpad_1_1ElfImageReader.html#a69c03f51b2f6968f55db42f4bfa7a586">NotesWithNameAndType</a> (const std::string &name, <a class="el" href="classcrashpad_1_1ElfImageReader_1_1NoteReader.html#a7f423d29933acb001d750a09d8b4cbd2">NoteReader::NoteType</a> type, size_t max_note_size)</td></tr> |
| <tr class="memdesc:a69c03f51b2f6968f55db42f4bfa7a586"><td class="mdescLeft"> </td><td class="mdescRight">Return a <a class="el" href="classcrashpad_1_1ElfImageReader_1_1NoteReader.html" title="This class enables reading note segments from an ELF image.">NoteReader</a> for this image, which scans all PT_NOTE segments in the image, filtering by name and type. <a href="classcrashpad_1_1ElfImageReader.html#a69c03f51b2f6968f55db42f4bfa7a586">More...</a><br /></td></tr> |
| <tr class="separator:a69c03f51b2f6968f55db42f4bfa7a586"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:abeaff5b74a26198e7710933010f60fb9"><td class="memItemLeft" align="right" valign="top">const <a class="el" href="classcrashpad_1_1ProcessMemoryRange.html">ProcessMemoryRange</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="classcrashpad_1_1ElfImageReader.html#abeaff5b74a26198e7710933010f60fb9">Memory</a> () const</td></tr> |
| <tr class="memdesc:abeaff5b74a26198e7710933010f60fb9"><td class="mdescLeft"> </td><td class="mdescRight">Return a <a class="el" href="classcrashpad_1_1ProcessMemoryRange.html" title="Provides range protected access to the memory of another process.">ProcessMemoryRange</a> restricted to the range of this image. <a href="classcrashpad_1_1ElfImageReader.html#abeaff5b74a26198e7710933010f60fb9">More...</a><br /></td></tr> |
| <tr class="separator:abeaff5b74a26198e7710933010f60fb9"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:af5d598e330fdf85c9eb07174628ee6a7"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classcrashpad_1_1ElfImageReader.html#af5d598e330fdf85c9eb07174628ee6a7">GetNumberOfSymbolEntriesFromDtHash</a> (<a class="el" href="namespacecrashpad.html#a103690edebf604dcd23d5c03b78fe0be">VMSize</a> *number_of_symbol_table_entries)</td></tr> |
| <tr class="memdesc:af5d598e330fdf85c9eb07174628ee6a7"><td class="mdescLeft"> </td><td class="mdescRight">Retrieves the number of symbol table entries in <code>DT_SYMTAB</code> according to the data in the <code>DT_HASH</code> section. <a href="classcrashpad_1_1ElfImageReader.html#af5d598e330fdf85c9eb07174628ee6a7">More...</a><br /></td></tr> |
| <tr class="separator:af5d598e330fdf85c9eb07174628ee6a7"><td class="memSeparator" colspan="2"> </td></tr> |
| <tr class="memitem:ae15299d9203eac0d66ed38c1e9a47288"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classcrashpad_1_1ElfImageReader.html#ae15299d9203eac0d66ed38c1e9a47288">GetNumberOfSymbolEntriesFromDtGnuHash</a> (<a class="el" href="namespacecrashpad.html#a103690edebf604dcd23d5c03b78fe0be">VMSize</a> *number_of_symbol_table_entries)</td></tr> |
| <tr class="memdesc:ae15299d9203eac0d66ed38c1e9a47288"><td class="mdescLeft"> </td><td class="mdescRight">Retrieves the number of symbol table entries in <code>DT_SYMTAB</code> according to the data in the <code>DT_GNU_HASH</code> section. <a href="classcrashpad_1_1ElfImageReader.html#ae15299d9203eac0d66ed38c1e9a47288">More...</a><br /></td></tr> |
| <tr class="separator:ae15299d9203eac0d66ed38c1e9a47288"><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 reader for ELF images mapped into another process. </p> |
| <p>This class is capable of reading both 32-bit and 64-bit images. </p> |
| </div><h2 class="groupheader">Member Function Documentation</h2> |
| <a id="aa7d380b5d56ba94de33ad9e72e5b033f"></a> |
| <h2 class="memtitle"><span class="permalink"><a href="#aa7d380b5d56ba94de33ad9e72e5b033f">◆ </a></span>Address()</h2> |
| |
| <div class="memitem"> |
| <div class="memproto"> |
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| <td class="memname"><a class="el" href="namespacecrashpad.html#af2d003bfc8632755c60ab27bd6d1c8ae">VMAddress</a> crashpad::ElfImageReader::Address </td> |
| <td>(</td> |
| <td class="paramname"></td><td>)</td> |
| <td> const</td> |
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| <p>Returns the base address of the image's memory range. </p> |
| <p>This may differ from the address passed to <a class="el" href="classcrashpad_1_1ElfImageReader.html#a9a89b7570705f43a8a52b7cb7a2c9e63" title="Initializes the reader.">Initialize()</a> if the ELF header is not loaded at the start of the first <code>PT_LOAD</code> segment. </p> |
| |
| </div> |
| </div> |
| <a id="afd0483257628188753b1f70709b8cad6"></a> |
| <h2 class="memtitle"><span class="permalink"><a href="#afd0483257628188753b1f70709b8cad6">◆ </a></span>FileType()</h2> |
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| <td class="memname">uint16_t crashpad::ElfImageReader::FileType </td> |
| <td>(</td> |
| <td class="paramname"></td><td>)</td> |
| <td> const</td> |
| </tr> |
| </table> |
| </div><div class="memdoc"> |
| |
| <p>Returns the file type for the image. </p> |
| <p>Possible values include <code>ET_EXEC</code> or <code>ET_DYN</code> from <code><elf.h></code>. </p> |
| |
| </div> |
| </div> |
| <a id="ae456b7627b37bf84f9241de34fde4bdb"></a> |
| <h2 class="memtitle"><span class="permalink"><a href="#ae456b7627b37bf84f9241de34fde4bdb">◆ </a></span>GetDebugAddress()</h2> |
| |
| <div class="memitem"> |
| <div class="memproto"> |
| <table class="memname"> |
| <tr> |
| <td class="memname">bool crashpad::ElfImageReader::GetDebugAddress </td> |
| <td>(</td> |
| <td class="paramtype"><a class="el" href="namespacecrashpad.html#af2d003bfc8632755c60ab27bd6d1c8ae">VMAddress</a> * </td> |
| <td class="paramname"><em>debug</em></td><td>)</td> |
| <td></td> |
| </tr> |
| </table> |
| </div><div class="memdoc"> |
| |
| <p>Determine the debug address. </p> |
| <p>The debug address is a pointer to an <code>r_debug</code> struct defined in <code><link.h></code>.</p> |
| <dl class="params"><dt>Parameters</dt><dd> |
| <table class="params"> |
| <tr><td class="paramdir">[out]</td><td class="paramname">debug</td><td>the debug address, if found. </td></tr> |
| </table> |
| </dd> |
| </dl> |
| <dl class="section return"><dt>Returns</dt><dd><code>true</code> if the debug address was found. </dd></dl> |
| |
| </div> |
| </div> |
| <a id="a5458c4f58828fc39eacaa76ce4819cef"></a> |
| <h2 class="memtitle"><span class="permalink"><a href="#a5458c4f58828fc39eacaa76ce4819cef">◆ </a></span>GetDynamicArrayAddress()</h2> |
| |
| <div class="memitem"> |
| <div class="memproto"> |
| <table class="memname"> |
| <tr> |
| <td class="memname">bool crashpad::ElfImageReader::GetDynamicArrayAddress </td> |
| <td>(</td> |
| <td class="paramtype"><a class="el" href="namespacecrashpad.html#af2d003bfc8632755c60ab27bd6d1c8ae">VMAddress</a> * </td> |
| <td class="paramname"><em>address</em></td><td>)</td> |
| <td></td> |
| </tr> |
| </table> |
| </div><div class="memdoc"> |
| |
| <p>Determine the address of <code>PT_DYNAMIC</code> segment. </p> |
| <dl class="params"><dt>Parameters</dt><dd> |
| <table class="params"> |
| <tr><td class="paramdir">[out]</td><td class="paramname">address</td><td>The address of the array, valid if this method returns <code>true</code>. </td></tr> |
| </table> |
| </dd> |
| </dl> |
| <dl class="section return"><dt>Returns</dt><dd><code>true</code> on success. Otherwise <code>false</code> with a message logged. </dd></dl> |
| |
| </div> |
| </div> |
| <a id="ac533f0b854f09963870e4457ff2bce3b"></a> |
| <h2 class="memtitle"><span class="permalink"><a href="#ac533f0b854f09963870e4457ff2bce3b">◆ </a></span>GetDynamicSymbol()</h2> |
| |
| <div class="memitem"> |
| <div class="memproto"> |
| <table class="memname"> |
| <tr> |
| <td class="memname">bool crashpad::ElfImageReader::GetDynamicSymbol </td> |
| <td>(</td> |
| <td class="paramtype">const std::string & </td> |
| <td class="paramname"><em>name</em>, </td> |
| </tr> |
| <tr> |
| <td class="paramkey"></td> |
| <td></td> |
| <td class="paramtype"><a class="el" href="namespacecrashpad.html#af2d003bfc8632755c60ab27bd6d1c8ae">VMAddress</a> * </td> |
| <td class="paramname"><em>address</em>, </td> |
| </tr> |
| <tr> |
| <td class="paramkey"></td> |
| <td></td> |
| <td class="paramtype"><a class="el" href="namespacecrashpad.html#a103690edebf604dcd23d5c03b78fe0be">VMSize</a> * </td> |
| <td class="paramname"><em>size</em> </td> |
| </tr> |
| <tr> |
| <td></td> |
| <td>)</td> |
| <td></td><td></td> |
| </tr> |
| </table> |
| </div><div class="memdoc"> |
| |
| <p>Reads information from the dynamic symbol table about the symbol identified by <em>name</em>. </p> |
| <dl class="params"><dt>Parameters</dt><dd> |
| <table class="params"> |
| <tr><td class="paramdir">[in]</td><td class="paramname">name</td><td>The name of the symbol to search for. </td></tr> |
| <tr><td class="paramdir">[out]</td><td class="paramname">address</td><td>The address of the symbol in the target process' address space, if found. </td></tr> |
| <tr><td class="paramdir">[out]</td><td class="paramname">size</td><td>The size of the symbol, if found. </td></tr> |
| </table> |
| </dd> |
| </dl> |
| <dl class="section return"><dt>Returns</dt><dd><code>true</code> if the symbol was found. </dd></dl> |
| |
| </div> |
| </div> |
| <a id="a8a5c9e9b48422e429866e07bd373080d"></a> |
| <h2 class="memtitle"><span class="permalink"><a href="#a8a5c9e9b48422e429866e07bd373080d">◆ </a></span>GetLoadBias()</h2> |
| |
| <div class="memitem"> |
| <div class="memproto"> |
| <table class="mlabels"> |
| <tr> |
| <td class="mlabels-left"> |
| <table class="memname"> |
| <tr> |
| <td class="memname"><a class="el" href="namespacecrashpad.html#ac738e47e73215dc7110edad7c2785527">VMOffset</a> crashpad::ElfImageReader::GetLoadBias </td> |
| <td>(</td> |
| <td class="paramname"></td><td>)</td> |
| <td> const</td> |
| </tr> |
| </table> |
| </td> |
| <td class="mlabels-right"> |
| <span class="mlabels"><span class="mlabel">inline</span></span> </td> |
| </tr> |
| </table> |
| </div><div class="memdoc"> |
| |
| <p>Returns the load bias for the image. </p> |
| <p>The load bias is the actual load address minus the preferred load address. </p> |
| |
| </div> |
| </div> |
| <a id="ae15299d9203eac0d66ed38c1e9a47288"></a> |
| <h2 class="memtitle"><span class="permalink"><a href="#ae15299d9203eac0d66ed38c1e9a47288">◆ </a></span>GetNumberOfSymbolEntriesFromDtGnuHash()</h2> |
| |
| <div class="memitem"> |
| <div class="memproto"> |
| <table class="memname"> |
| <tr> |
| <td class="memname">bool crashpad::ElfImageReader::GetNumberOfSymbolEntriesFromDtGnuHash </td> |
| <td>(</td> |
| <td class="paramtype"><a class="el" href="namespacecrashpad.html#a103690edebf604dcd23d5c03b78fe0be">VMSize</a> * </td> |
| <td class="paramname"><em>number_of_symbol_table_entries</em></td><td>)</td> |
| <td></td> |
| </tr> |
| </table> |
| </div><div class="memdoc"> |
| |
| <p>Retrieves the number of symbol table entries in <code>DT_SYMTAB</code> according to the data in the <code>DT_GNU_HASH</code> section. </p> |
| <dl class="section note"><dt>Note</dt><dd>Exposed for testing, not normally otherwise useful.</dd> |
| <dd> |
| Depending on the linker that generated the <code>DT_GNU_HASH</code> section, this value may not be as expected if there are zero exported symbols.</dd></dl> |
| <dl class="params"><dt>Parameters</dt><dd> |
| <table class="params"> |
| <tr><td class="paramdir">[out]</td><td class="paramname">number_of_symbol_table_entries</td><td>The number of entries expected in <code>DT_SYMTAB</code>. </td></tr> |
| </table> |
| </dd> |
| </dl> |
| <dl class="section return"><dt>Returns</dt><dd><code>true</code> if a <code>DT_GNU_HASH</code> section was found, and was read successfully, otherwise <code>false</code> with an error logged. </dd></dl> |
| |
| </div> |
| </div> |
| <a id="af5d598e330fdf85c9eb07174628ee6a7"></a> |
| <h2 class="memtitle"><span class="permalink"><a href="#af5d598e330fdf85c9eb07174628ee6a7">◆ </a></span>GetNumberOfSymbolEntriesFromDtHash()</h2> |
| |
| <div class="memitem"> |
| <div class="memproto"> |
| <table class="memname"> |
| <tr> |
| <td class="memname">bool crashpad::ElfImageReader::GetNumberOfSymbolEntriesFromDtHash </td> |
| <td>(</td> |
| <td class="paramtype"><a class="el" href="namespacecrashpad.html#a103690edebf604dcd23d5c03b78fe0be">VMSize</a> * </td> |
| <td class="paramname"><em>number_of_symbol_table_entries</em></td><td>)</td> |
| <td></td> |
| </tr> |
| </table> |
| </div><div class="memdoc"> |
| |
| <p>Retrieves the number of symbol table entries in <code>DT_SYMTAB</code> according to the data in the <code>DT_HASH</code> section. </p> |
| <dl class="section note"><dt>Note</dt><dd>Exposed for testing, not normally otherwise useful.</dd></dl> |
| <dl class="params"><dt>Parameters</dt><dd> |
| <table class="params"> |
| <tr><td class="paramdir">[out]</td><td class="paramname">number_of_symbol_table_entries</td><td>The number of entries expected in <code>DT_SYMTAB</code>. </td></tr> |
| </table> |
| </dd> |
| </dl> |
| <dl class="section return"><dt>Returns</dt><dd><code>true</code> if a <code>DT_HASH</code> section was found, and was read successfully, otherwise <code>false</code> with an error logged. </dd></dl> |
| |
| </div> |
| </div> |
| <a id="a9a89b7570705f43a8a52b7cb7a2c9e63"></a> |
| <h2 class="memtitle"><span class="permalink"><a href="#a9a89b7570705f43a8a52b7cb7a2c9e63">◆ </a></span>Initialize()</h2> |
| |
| <div class="memitem"> |
| <div class="memproto"> |
| <table class="memname"> |
| <tr> |
| <td class="memname">bool crashpad::ElfImageReader::Initialize </td> |
| <td>(</td> |
| <td class="paramtype">const <a class="el" href="classcrashpad_1_1ProcessMemoryRange.html">ProcessMemoryRange</a> & </td> |
| <td class="paramname"><em>memory</em>, </td> |
| </tr> |
| <tr> |
| <td class="paramkey"></td> |
| <td></td> |
| <td class="paramtype"><a class="el" href="namespacecrashpad.html#af2d003bfc8632755c60ab27bd6d1c8ae">VMAddress</a> </td> |
| <td class="paramname"><em>address</em>, </td> |
| </tr> |
| <tr> |
| <td class="paramkey"></td> |
| <td></td> |
| <td class="paramtype">bool </td> |
| <td class="paramname"><em>verbose</em> = <code>true</code> </td> |
| </tr> |
| <tr> |
| <td></td> |
| <td>)</td> |
| <td></td><td></td> |
| </tr> |
| </table> |
| </div><div class="memdoc"> |
| |
| <p>Initializes the reader. </p> |
| <p>This method must be called once on an object and must be successfully called before any other method in this class may be called.</p> |
| <dl class="params"><dt>Parameters</dt><dd> |
| <table class="params"> |
| <tr><td class="paramdir">[in]</td><td class="paramname">memory</td><td>A memory reader for the remote process. </td></tr> |
| <tr><td class="paramdir">[in]</td><td class="paramname">address</td><td>The address in the remote process' address space where the ELF image is loaded. </td></tr> |
| <tr><td class="paramdir">[in]</td><td class="paramname">verbose</td><td><code>true</code> if this method should log error messages during initialization. Setting this value to <code>false</code> will reduce the error messages relating to verifying the ELF image, but may not suppress logging entirely. </td></tr> |
| </table> |
| </dd> |
| </dl> |
| |
| </div> |
| </div> |
| <a id="abeaff5b74a26198e7710933010f60fb9"></a> |
| <h2 class="memtitle"><span class="permalink"><a href="#abeaff5b74a26198e7710933010f60fb9">◆ </a></span>Memory()</h2> |
| |
| <div class="memitem"> |
| <div class="memproto"> |
| <table class="memname"> |
| <tr> |
| <td class="memname">const <a class="el" href="classcrashpad_1_1ProcessMemoryRange.html">ProcessMemoryRange</a> * crashpad::ElfImageReader::Memory </td> |
| <td>(</td> |
| <td class="paramname"></td><td>)</td> |
| <td> const</td> |
| </tr> |
| </table> |
| </div><div class="memdoc"> |
| |
| <p>Return a <a class="el" href="classcrashpad_1_1ProcessMemoryRange.html" title="Provides range protected access to the memory of another process.">ProcessMemoryRange</a> restricted to the range of this image. </p> |
| <p>The caller does not take ownership of the returned object. </p> |
| |
| </div> |
| </div> |
| <a id="a75f419233f0ec155eccfcc9e2524ea9e"></a> |
| <h2 class="memtitle"><span class="permalink"><a href="#a75f419233f0ec155eccfcc9e2524ea9e">◆ </a></span>Notes()</h2> |
| |
| <div class="memitem"> |
| <div class="memproto"> |
| <table class="memname"> |
| <tr> |
| <td class="memname">std::unique_ptr< <a class="el" href="classcrashpad_1_1ElfImageReader_1_1NoteReader.html">ElfImageReader::NoteReader</a> > crashpad::ElfImageReader::Notes </td> |
| <td>(</td> |
| <td class="paramtype">size_t </td> |
| <td class="paramname"><em>max_note_size</em></td><td>)</td> |
| <td></td> |
| </tr> |
| </table> |
| </div><div class="memdoc"> |
| |
| <p>Return a <a class="el" href="classcrashpad_1_1ElfImageReader_1_1NoteReader.html" title="This class enables reading note segments from an ELF image.">NoteReader</a> for this image, which scans all PT_NOTE segments in the image. </p> |
| <p>The returned <a class="el" href="classcrashpad_1_1ElfImageReader_1_1NoteReader.html" title="This class enables reading note segments from an ELF image.">NoteReader</a> is only valid for the lifetime of the <a class="el" href="classcrashpad_1_1ElfImageReader.html" title="A reader for ELF images mapped into another process.">ElfImageReader</a> that created it.</p> |
| <dl class="params"><dt>Parameters</dt><dd> |
| <table class="params"> |
| <tr><td class="paramdir">[in]</td><td class="paramname">max_note_size</td><td>The maximum note size to read. Notes whose combined name, descriptor, and padding size are greater than <em>max_note_size</em> will be silently skipped. </td></tr> |
| </table> |
| </dd> |
| </dl> |
| <dl class="section return"><dt>Returns</dt><dd>A <a class="el" href="classcrashpad_1_1ElfImageReader_1_1NoteReader.html" title="This class enables reading note segments from an ELF image.">NoteReader</a> object capable of reading notes in this image. </dd></dl> |
| |
| </div> |
| </div> |
| <a id="a69c03f51b2f6968f55db42f4bfa7a586"></a> |
| <h2 class="memtitle"><span class="permalink"><a href="#a69c03f51b2f6968f55db42f4bfa7a586">◆ </a></span>NotesWithNameAndType()</h2> |
| |
| <div class="memitem"> |
| <div class="memproto"> |
| <table class="memname"> |
| <tr> |
| <td class="memname">std::unique_ptr< <a class="el" href="classcrashpad_1_1ElfImageReader_1_1NoteReader.html">ElfImageReader::NoteReader</a> > crashpad::ElfImageReader::NotesWithNameAndType </td> |
| <td>(</td> |
| <td class="paramtype">const std::string & </td> |
| <td class="paramname"><em>name</em>, </td> |
| </tr> |
| <tr> |
| <td class="paramkey"></td> |
| <td></td> |
| <td class="paramtype"><a class="el" href="classcrashpad_1_1ElfImageReader_1_1NoteReader.html#a7f423d29933acb001d750a09d8b4cbd2">NoteReader::NoteType</a> </td> |
| <td class="paramname"><em>type</em>, </td> |
| </tr> |
| <tr> |
| <td class="paramkey"></td> |
| <td></td> |
| <td class="paramtype">size_t </td> |
| <td class="paramname"><em>max_note_size</em> </td> |
| </tr> |
| <tr> |
| <td></td> |
| <td>)</td> |
| <td></td><td></td> |
| </tr> |
| </table> |
| </div><div class="memdoc"> |
| |
| <p>Return a <a class="el" href="classcrashpad_1_1ElfImageReader_1_1NoteReader.html" title="This class enables reading note segments from an ELF image.">NoteReader</a> for this image, which scans all PT_NOTE segments in the image, filtering by name and type. </p> |
| <p>The returned <a class="el" href="classcrashpad_1_1ElfImageReader_1_1NoteReader.html" title="This class enables reading note segments from an ELF image.">NoteReader</a> is only valid for the lifetime of the <a class="el" href="classcrashpad_1_1ElfImageReader.html" title="A reader for ELF images mapped into another process.">ElfImageReader</a> that created it.</p> |
| <dl class="params"><dt>Parameters</dt><dd> |
| <table class="params"> |
| <tr><td class="paramdir">[in]</td><td class="paramname">name</td><td>The note name to match. </td></tr> |
| <tr><td class="paramdir">[in]</td><td class="paramname">type</td><td>The note type to match. </td></tr> |
| <tr><td class="paramdir">[in]</td><td class="paramname">max_note_size</td><td>The maximum note size to read. Notes whose combined name, descriptor, and padding size are greater than <em>max_note_size</em> will be silently skipped. </td></tr> |
| </table> |
| </dd> |
| </dl> |
| <dl class="section return"><dt>Returns</dt><dd>A <a class="el" href="classcrashpad_1_1ElfImageReader_1_1NoteReader.html" title="This class enables reading note segments from an ELF image.">NoteReader</a> object capable of reading notes in this image. </dd></dl> |
| |
| </div> |
| </div> |
| <a id="a01391ffa016463a02e293a229e3fd554"></a> |
| <h2 class="memtitle"><span class="permalink"><a href="#a01391ffa016463a02e293a229e3fd554">◆ </a></span>ReadDynamicStringTableAtOffset()</h2> |
| |
| <div class="memitem"> |
| <div class="memproto"> |
| <table class="memname"> |
| <tr> |
| <td class="memname">bool crashpad::ElfImageReader::ReadDynamicStringTableAtOffset </td> |
| <td>(</td> |
| <td class="paramtype"><a class="el" href="namespacecrashpad.html#a103690edebf604dcd23d5c03b78fe0be">VMSize</a> </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></td> |
| </tr> |
| </table> |
| </div><div class="memdoc"> |
| |
| <p>Reads a <code>NUL</code>-terminated C string from this image's dynamic string table. </p> |
| <dl class="params"><dt>Parameters</dt><dd> |
| <table class="params"> |
| <tr><td class="paramdir">[in]</td><td class="paramname">offset</td><td>the byte offset in the string table to start reading. </td></tr> |
| <tr><td class="paramdir">[out]</td><td class="paramname">string</td><td>the string read. </td></tr> |
| </table> |
| </dd> |
| </dl> |
| <dl class="section return"><dt>Returns</dt><dd><code>true</code> on success. Otherwise <code>false</code> with a message logged. </dd></dl> |
| |
| </div> |
| </div> |
| <a id="aff63ec7e00cd748e2395f35c0f32af15"></a> |
| <h2 class="memtitle"><span class="permalink"><a href="#aff63ec7e00cd748e2395f35c0f32af15">◆ </a></span>Size()</h2> |
| |
| <div class="memitem"> |
| <div class="memproto"> |
| <table class="mlabels"> |
| <tr> |
| <td class="mlabels-left"> |
| <table class="memname"> |
| <tr> |
| <td class="memname"><a class="el" href="namespacecrashpad.html#a103690edebf604dcd23d5c03b78fe0be">VMSize</a> crashpad::ElfImageReader::Size </td> |
| <td>(</td> |
| <td class="paramname"></td><td>)</td> |
| <td> const</td> |
| </tr> |
| </table> |
| </td> |
| <td class="mlabels-right"> |
| <span class="mlabels"><span class="mlabel">inline</span></span> </td> |
| </tr> |
| </table> |
| </div><div class="memdoc"> |
| |
| <p>Returns the size of the range containing all loaded segments for this image. </p> |
| <p>The size may include memory that is unmapped or mapped to other objects if this image's <code>PT_LOAD</code> segments are not contiguous. </p> |
| |
| </div> |
| </div> |
| <a id="a9af8184a67a8a48d78a1aac48216150c"></a> |
| <h2 class="memtitle"><span class="permalink"><a href="#a9af8184a67a8a48d78a1aac48216150c">◆ </a></span>SoName()</h2> |
| |
| <div class="memitem"> |
| <div class="memproto"> |
| <table class="memname"> |
| <tr> |
| <td class="memname">bool crashpad::ElfImageReader::SoName </td> |
| <td>(</td> |
| <td class="paramtype">std::string * </td> |
| <td class="paramname"><em>name</em></td><td>)</td> |
| <td></td> |
| </tr> |
| </table> |
| </div><div class="memdoc"> |
| |
| <p>Determines the name of this object using <code>DT_SONAME</code>, if present. </p> |
| <dl class="params"><dt>Parameters</dt><dd> |
| <table class="params"> |
| <tr><td class="paramdir">[out]</td><td class="paramname">name</td><td>The name of this object, only valid if this method returns <code>true</code>. </td></tr> |
| </table> |
| </dd> |
| </dl> |
| <dl class="section return"><dt>Returns</dt><dd><code>true</code> if a name was found for this object. </dd></dl> |
| |
| </div> |
| </div> |
| <hr/>The documentation for this class was generated from the following files:<ul> |
| <li>snapshot/elf/elf_image_reader.h</li> |
| <li>snapshot/elf/elf_image_reader.cc</li> |
| </ul> |
| </div><!-- contents --> |
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| Generated by  <a href="http://www.doxygen.org/index.html"> |
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| </a> 1.8.18 |
| </small></address> |
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