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<p><code>#include <<a class="el" href="RVNGStream_8h_source.html">RVNGStream.h</a>></code></p>
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Inheritance diagram for librevenge::RVNGInputStream:</div>
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<div class="center">
<img src="classlibrevenge_1_1RVNGInputStream.png" usemap="#librevenge::RVNGInputStream_map" alt=""/>
<map id="librevenge::RVNGInputStream_map" name="librevenge::RVNGInputStream_map">
<area href="classlibrevenge_1_1RVNGDirectoryStream.html" title="A stream representation of a directory. " alt="librevenge::RVNGDirectoryStream" shape="rect" coords="0,56,225,80"/>
<area href="classlibrevenge_1_1RVNGFileStream.html" alt="librevenge::RVNGFileStream" shape="rect" coords="235,56,460,80"/>
<area href="classlibrevenge_1_1RVNGMemoryInputStream.html" alt="librevenge::RVNGMemoryInputStream" shape="rect" coords="470,56,695,80"/>
<area href="classlibrevenge_1_1RVNGStringStream.html" alt="librevenge::RVNGStringStream" shape="rect" coords="705,56,930,80"/>
</map>
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<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:afb27803c5d387e91e21b516a78f7feb8"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="classlibrevenge_1_1RVNGInputStream.html#afb27803c5d387e91e21b516a78f7feb8">RVNGInputStream</a> ()</td></tr>
<tr class="separator:afb27803c5d387e91e21b516a78f7feb8"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a1ef1f6cbc072fe8b1c350d8dcedd0220"><td class="memItemLeft" align="right" valign="top">virtual </td><td class="memItemRight" valign="bottom"><a class="el" href="classlibrevenge_1_1RVNGInputStream.html#a1ef1f6cbc072fe8b1c350d8dcedd0220">~RVNGInputStream</a> ()</td></tr>
<tr class="separator:a1ef1f6cbc072fe8b1c350d8dcedd0220"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a72f575b86a6659b5161e5752e93effe8"><td class="memItemLeft" align="right" valign="top">virtual bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classlibrevenge_1_1RVNGInputStream.html#a72f575b86a6659b5161e5752e93effe8">isStructured</a> ()=0</td></tr>
<tr class="memdesc:a72f575b86a6659b5161e5752e93effe8"><td class="mdescLeft"> </td><td class="mdescRight">Analyses the content of the input stream to see whether it is an OLE2 storage. <a href="#a72f575b86a6659b5161e5752e93effe8">More...</a><br/></td></tr>
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<tr class="memitem:a325ad7693d383e59d16e6c1664f86fd9"><td class="memItemLeft" align="right" valign="top">virtual unsigned </td><td class="memItemRight" valign="bottom"><a class="el" href="classlibrevenge_1_1RVNGInputStream.html#a325ad7693d383e59d16e6c1664f86fd9">subStreamCount</a> ()=0</td></tr>
<tr class="separator:a325ad7693d383e59d16e6c1664f86fd9"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a3b230cb3c1047d6a5c496d3d10b89759"><td class="memItemLeft" align="right" valign="top">virtual const char * </td><td class="memItemRight" valign="bottom"><a class="el" href="classlibrevenge_1_1RVNGInputStream.html#a3b230cb3c1047d6a5c496d3d10b89759">subStreamName</a> (unsigned id)=0</td></tr>
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<tr class="memitem:a5ac78bf9981a9d088793d1c1ecbd602e"><td class="memItemLeft" align="right" valign="top">virtual bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classlibrevenge_1_1RVNGInputStream.html#a5ac78bf9981a9d088793d1c1ecbd602e">existsSubStream</a> (const char *name)=0</td></tr>
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<tr class="memitem:a3b87007012f97630c79c2dfe8a4137d6"><td class="memItemLeft" align="right" valign="top">virtual <a class="el" href="classlibrevenge_1_1RVNGInputStream.html">RVNGInputStream</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="classlibrevenge_1_1RVNGInputStream.html#a3b87007012f97630c79c2dfe8a4137d6">getSubStreamByName</a> (const char *name)=0</td></tr>
<tr class="memdesc:a3b87007012f97630c79c2dfe8a4137d6"><td class="mdescLeft"> </td><td class="mdescRight">Extracts a <code>named</code> stream from an OLE2 storage. <a href="#a3b87007012f97630c79c2dfe8a4137d6">More...</a><br/></td></tr>
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<tr class="memitem:a81ef7a9c798ff8ea202afff387821908"><td class="memItemLeft" align="right" valign="top">virtual <a class="el" href="classlibrevenge_1_1RVNGInputStream.html">RVNGInputStream</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="classlibrevenge_1_1RVNGInputStream.html#a81ef7a9c798ff8ea202afff387821908">getSubStreamById</a> (unsigned id)=0</td></tr>
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<tr class="memitem:a0f37667a80a156dae4d1a0d67f7a84b7"><td class="memItemLeft" align="right" valign="top">virtual const unsigned char * </td><td class="memItemRight" valign="bottom"><a class="el" href="classlibrevenge_1_1RVNGInputStream.html#a0f37667a80a156dae4d1a0d67f7a84b7">read</a> (unsigned long numBytes, unsigned long &numBytesRead)=0</td></tr>
<tr class="memdesc:a0f37667a80a156dae4d1a0d67f7a84b7"><td class="mdescLeft"> </td><td class="mdescRight">Tries to read a given number of bytes starting from the current position inside the input stream. <a href="#a0f37667a80a156dae4d1a0d67f7a84b7">More...</a><br/></td></tr>
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<tr class="memitem:a4571fd079c4646f6ed4ca88c5f94c8b2"><td class="memItemLeft" align="right" valign="top">virtual int </td><td class="memItemRight" valign="bottom"><a class="el" href="classlibrevenge_1_1RVNGInputStream.html#a4571fd079c4646f6ed4ca88c5f94c8b2">seek</a> (long <a class="el" href="RVNGZipStream_8cpp.html#a168f35d517cfce69f73ba48cfb43dbe4">offset</a>, <a class="el" href="namespacelibrevenge.html#af49cc92032bbbbf6baf6325f6ef2a11b">RVNG_SEEK_TYPE</a> seekType)=0</td></tr>
<tr class="memdesc:a4571fd079c4646f6ed4ca88c5f94c8b2"><td class="mdescLeft"> </td><td class="mdescRight">Moves to the next location inside the input stream. <a href="#a4571fd079c4646f6ed4ca88c5f94c8b2">More...</a><br/></td></tr>
<tr class="separator:a4571fd079c4646f6ed4ca88c5f94c8b2"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a5b3364f9a28cf84d489e791333476723"><td class="memItemLeft" align="right" valign="top">virtual long </td><td class="memItemRight" valign="bottom"><a class="el" href="classlibrevenge_1_1RVNGInputStream.html#a5b3364f9a28cf84d489e791333476723">tell</a> ()=0</td></tr>
<tr class="memdesc:a5b3364f9a28cf84d489e791333476723"><td class="mdescLeft"> </td><td class="mdescRight">Returns the actual position inside the input stream. <a href="#a5b3364f9a28cf84d489e791333476723">More...</a><br/></td></tr>
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<tr class="memitem:aae8ddca8e84c15f975c8a7ab2f12ef11"><td class="memItemLeft" align="right" valign="top">virtual bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classlibrevenge_1_1RVNGInputStream.html#aae8ddca8e84c15f975c8a7ab2f12ef11">isEnd</a> ()=0</td></tr>
<tr class="memdesc:aae8ddca8e84c15f975c8a7ab2f12ef11"><td class="mdescLeft"> </td><td class="mdescRight">Determines whether the current position is at the end of the stream. <a href="#aae8ddca8e84c15f975c8a7ab2f12ef11">More...</a><br/></td></tr>
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<h2 class="groupheader">Constructor & Destructor Documentation</h2>
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<td class="memname">librevenge::RVNGInputStream::RVNGInputStream </td>
<td>(</td>
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<td class="memname">virtual librevenge::RVNGInputStream::~RVNGInputStream </td>
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<h2 class="groupheader">Member Function Documentation</h2>
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<td class="memname">virtual bool librevenge::RVNGInputStream::existsSubStream </td>
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<td class="paramtype">const char * </td>
<td class="paramname"><em>name</em></td><td>)</td>
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<p>Implemented in <a class="el" href="classlibrevenge_1_1RVNGDirectoryStream.html#a2c3b1bdf84361154ef10f4501330ce5c">librevenge::RVNGDirectoryStream</a>, <a class="el" href="classlibrevenge_1_1RVNGStringStream.html#a91a6cc89b16afb20f7edb423e0deca14">librevenge::RVNGStringStream</a>, <a class="el" href="classlibrevenge_1_1RVNGFileStream.html#a33d905bce3b3ba060002755c955be177">librevenge::RVNGFileStream</a>, and <a class="el" href="classlibrevenge_1_1RVNGMemoryInputStream.html#a24b20f8155b45f995939dffddbd26da0">librevenge::RVNGMemoryInputStream</a>.</p>
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<td class="memname">virtual <a class="el" href="classlibrevenge_1_1RVNGInputStream.html">RVNGInputStream</a>* librevenge::RVNGInputStream::getSubStreamById </td>
<td>(</td>
<td class="paramtype">unsigned </td>
<td class="paramname"><em>id</em></td><td>)</td>
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<p>Implemented in <a class="el" href="classlibrevenge_1_1RVNGDirectoryStream.html#a490f06b9819a6b4ac52a6c8e1f5468b6">librevenge::RVNGDirectoryStream</a>, <a class="el" href="classlibrevenge_1_1RVNGStringStream.html#a8d05c650fbc96c94d1e263be4d9a28dd">librevenge::RVNGStringStream</a>, <a class="el" href="classlibrevenge_1_1RVNGMemoryInputStream.html#a8bee5501e67c8f430e085351b3af2f6d">librevenge::RVNGMemoryInputStream</a>, and <a class="el" href="classlibrevenge_1_1RVNGFileStream.html#ae00c7cdf9a5f301ffd5e3f529a5b65f7">librevenge::RVNGFileStream</a>.</p>
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<td class="memname">virtual <a class="el" href="classlibrevenge_1_1RVNGInputStream.html">RVNGInputStream</a>* librevenge::RVNGInputStream::getSubStreamByName </td>
<td>(</td>
<td class="paramtype">const char * </td>
<td class="paramname"><em>name</em></td><td>)</td>
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<p>Extracts a <code>named</code> stream from an OLE2 storage. </p>
<dl class="section return"><dt>Returns</dt><dd>Should be a pointer to <a class="el" href="classlibrevenge_1_1RVNGInputStream.html">RVNGInputStream</a> constructed from the <code>named</code> stream if it exists. </dd>
<dd>
Should be 0, if the <code>named</code> stream does not exist inside the OLE2 storage or if the input stream is not an OLE2 storage. </dd></dl>
<p>Implemented in <a class="el" href="classlibrevenge_1_1RVNGDirectoryStream.html#a8e3d886992b866f0fb1e432a9eb447c7">librevenge::RVNGDirectoryStream</a>, <a class="el" href="classlibrevenge_1_1RVNGStringStream.html#a58bda7ec695c021ec264120073adf848">librevenge::RVNGStringStream</a>, <a class="el" href="classlibrevenge_1_1RVNGMemoryInputStream.html#a8d55109b87bcbcd43d8e92d73de82e82">librevenge::RVNGMemoryInputStream</a>, and <a class="el" href="classlibrevenge_1_1RVNGFileStream.html#a5006210d339166a351591e2943be84d1">librevenge::RVNGFileStream</a>.</p>
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<td class="memname">virtual bool librevenge::RVNGInputStream::isEnd </td>
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<p>Determines whether the current position is at the end of the stream. </p>
<dl class="section return"><dt>Returns</dt><dd>A boolean value that should be true if the next location to be read in the input stream is beyond its end. In all other cases, it should be false. </dd></dl>
<p>Implemented in <a class="el" href="classlibrevenge_1_1RVNGDirectoryStream.html#a880f030a94e818a2debced1890968bfe">librevenge::RVNGDirectoryStream</a>, <a class="el" href="classlibrevenge_1_1RVNGStringStream.html#a12a19e0cad3fc942522d6ccc962d5adb">librevenge::RVNGStringStream</a>, <a class="el" href="classlibrevenge_1_1RVNGMemoryInputStream.html#a7d02c98db40ac55daa9bdd5e3d15d27f">librevenge::RVNGMemoryInputStream</a>, and <a class="el" href="classlibrevenge_1_1RVNGFileStream.html#aceb66d0085eef7004485569f366ea1d8">librevenge::RVNGFileStream</a>.</p>
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<p>Analyses the content of the input stream to see whether it is an OLE2 storage. </p>
<dl class="section return"><dt>Returns</dt><dd>A boolean value that should be true if the input stream is an OLE2 storage and false if it is not the case </dd></dl>
<p>Implemented in <a class="el" href="classlibrevenge_1_1RVNGDirectoryStream.html#a6f87fd26efa1494e8f2f7150aa90d70d">librevenge::RVNGDirectoryStream</a>, <a class="el" href="classlibrevenge_1_1RVNGStringStream.html#afb41435b9530ba2961d415883f7b916b">librevenge::RVNGStringStream</a>, <a class="el" href="classlibrevenge_1_1RVNGFileStream.html#ac5637eb80f1da8330365554d16ba9bff">librevenge::RVNGFileStream</a>, and <a class="el" href="classlibrevenge_1_1RVNGMemoryInputStream.html#a2ca279d4fcf04dfb7800e4e5beca8a3b">librevenge::RVNGMemoryInputStream</a>.</p>
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<td class="memname">virtual const unsigned char* librevenge::RVNGInputStream::read </td>
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<td class="paramtype">unsigned long & </td>
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<p>Tries to read a given number of bytes starting from the current position inside the input stream. </p>
<dl class="params"><dt>Parameters</dt><dd>
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<tr><td class="paramname">numBytes</td><td>Number of bytes desired to be read. </td></tr>
<tr><td class="paramname">numBytesRead</td><td>Number of bytes that were possible to be read. </td></tr>
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<dl class="section return"><dt>Returns</dt><dd>Should be a pointer to an array of numBytesRead bytes (unsigned char[numBytesRead]). </dd>
<dd>
Optionally it could be 0 if the desired number of bytes could not be read. </dd></dl>
<p>Implemented in <a class="el" href="classlibrevenge_1_1RVNGDirectoryStream.html#ac5df0779424e003bb66e2d6d413112f5">librevenge::RVNGDirectoryStream</a>, <a class="el" href="classlibrevenge_1_1RVNGStringStream.html#a53007e7d0d1f04f26ae1cc27e1f65a4c">librevenge::RVNGStringStream</a>, <a class="el" href="classlibrevenge_1_1RVNGMemoryInputStream.html#a044ed36d48aa5a31779aa8adb8344e18">librevenge::RVNGMemoryInputStream</a>, and <a class="el" href="classlibrevenge_1_1RVNGFileStream.html#a25c25f091f50e744aeb0dd857308389e">librevenge::RVNGFileStream</a>.</p>
<p>Referenced by <a class="el" href="classlibrevenge_1_1RVNGZipStream.html#a967d71872fc400845c4a78eab9399f5f">librevenge::RVNGZipStream::getSubstream()</a>.</p>
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<td class="memname">virtual int librevenge::RVNGInputStream::seek </td>
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<td class="paramtype">long </td>
<td class="paramname"><em>offset</em>, </td>
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<td class="paramtype"><a class="el" href="namespacelibrevenge.html#af49cc92032bbbbf6baf6325f6ef2a11b">RVNG_SEEK_TYPE</a> </td>
<td class="paramname"><em>seekType</em> </td>
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<p>Moves to the next location inside the input stream. </p>
<dl class="params"><dt>Parameters</dt><dd>
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<tr><td class="paramname">offset</td><td>The offset of the location inside the input stream to move to. It is relative either to the current position or to the beginning of the input stream depending on the value of the <code>seekType</code> parameter. </td></tr>
<tr><td class="paramname">seekType</td><td>Determines whether the <code>offset</code> is relative to the beginning of the input stream (<code>RVNG_SEEK_SET</code>) or to the current position (<code>RVNG_SEEK_CUR</code>). </td></tr>
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<dl class="section return"><dt>Returns</dt><dd>An integer value that should be 0 (zero) if the seek was successful and any other value if it failed (i.e. the requested <code>offset</code> is beyond the end of the input stream or before its beginning). </dd></dl>
<p>Implemented in <a class="el" href="classlibrevenge_1_1RVNGDirectoryStream.html#adbb6c87b9939deaebafc936f1cfe1339">librevenge::RVNGDirectoryStream</a>, <a class="el" href="classlibrevenge_1_1RVNGStringStream.html#a2f19e731a2ba10195dcf803faf02e131">librevenge::RVNGStringStream</a>, <a class="el" href="classlibrevenge_1_1RVNGMemoryInputStream.html#afed1c1d8a60a87dcf7e6f2362795ed18">librevenge::RVNGMemoryInputStream</a>, and <a class="el" href="classlibrevenge_1_1RVNGFileStream.html#a5f1fcd6bea98428a65a3e477bd6e4d6e">librevenge::RVNGFileStream</a>.</p>
<p>Referenced by <a class="el" href="namespacelibrevenge.html#a42a976799e84ddf8dd603074db930853">librevenge::getLength()</a>, and <a class="el" href="classlibrevenge_1_1RVNGZipStream.html#a32b3df846321ef86468622b3c1f9a94f">librevenge::RVNGZipStream::isZipFile()</a>.</p>
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<td class="memname">virtual unsigned librevenge::RVNGInputStream::subStreamCount </td>
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<p>Implemented in <a class="el" href="classlibrevenge_1_1RVNGDirectoryStream.html#af061fbaa394efb0b8c76ad344985b8a3">librevenge::RVNGDirectoryStream</a>, <a class="el" href="classlibrevenge_1_1RVNGStringStream.html#a9bae2159197b79f42a294e4790531e58">librevenge::RVNGStringStream</a>, <a class="el" href="classlibrevenge_1_1RVNGFileStream.html#a86fe72172ee538f8e1c857bb1adc0881">librevenge::RVNGFileStream</a>, and <a class="el" href="classlibrevenge_1_1RVNGMemoryInputStream.html#af7f1a6d0d21545f3298371bc7a443aa1">librevenge::RVNGMemoryInputStream</a>.</p>
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<td class="memname">virtual const char* librevenge::RVNGInputStream::subStreamName </td>
<td>(</td>
<td class="paramtype">unsigned </td>
<td class="paramname"><em>id</em></td><td>)</td>
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<p>Implemented in <a class="el" href="classlibrevenge_1_1RVNGDirectoryStream.html#a7868595b53524ff11ff2399fe017ec06">librevenge::RVNGDirectoryStream</a>, <a class="el" href="classlibrevenge_1_1RVNGStringStream.html#a7698a122213c2c583d1f2287054a1f54">librevenge::RVNGStringStream</a>, <a class="el" href="classlibrevenge_1_1RVNGFileStream.html#add343b317c17e43c35648f1f6d422f22">librevenge::RVNGFileStream</a>, and <a class="el" href="classlibrevenge_1_1RVNGMemoryInputStream.html#a4d8e36794ab3bbedc51ba1fd8feafd4c">librevenge::RVNGMemoryInputStream</a>.</p>
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<td class="memname">virtual long librevenge::RVNGInputStream::tell </td>
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<p>Returns the actual position inside the input stream. </p>
<dl class="section return"><dt>Returns</dt><dd>A long integer value that should correspond to the position of the next location to be read in the input stream. </dd></dl>
<p>Implemented in <a class="el" href="classlibrevenge_1_1RVNGDirectoryStream.html#a7fb880459082d694d73beb576432fe36">librevenge::RVNGDirectoryStream</a>, <a class="el" href="classlibrevenge_1_1RVNGStringStream.html#aa88a2d82d5b549b3ba5db2d8de5e35ce">librevenge::RVNGStringStream</a>, <a class="el" href="classlibrevenge_1_1RVNGMemoryInputStream.html#a729dbe26d38ce171020f8228cccb457b">librevenge::RVNGMemoryInputStream</a>, and <a class="el" href="classlibrevenge_1_1RVNGFileStream.html#a561c4d40b785c354b44b7744e27225a0">librevenge::RVNGFileStream</a>.</p>
<p>Referenced by <a class="el" href="namespacelibrevenge.html#a42a976799e84ddf8dd603074db930853">librevenge::getLength()</a>.</p>
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<hr/>The documentation for this class was generated from the following file:<ul>
<li><a class="el" href="RVNGStream_8h_source.html">RVNGStream.h</a></li>
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