group__g__file.html

oci的源码,可以在任何平台上编译,相当方便实用

          <td></td>
          <td class="paramtype"><a class="el" href="struct_o_c_i___file.html">OCI_File</a> *&nbsp;</td>
          <td class="paramname"> <em>file2</em></td><td>&nbsp;</td>
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          <td>)</td>
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<p>
Compare two file handle for equality. 
<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
  <table border="0" cellspacing="2" cellpadding="0">
    <tr><td valign="top"></td><td valign="top"><em>file</em>&nbsp;</td><td>- File handle </td></tr>
    <tr><td valign="top"></td><td valign="top"><em>file2</em>&nbsp;</td><td>- File2 handle</td></tr>
  </table>
</dl>
<dl class="note" compact><dt><b>Note:</b></dt><dd></dd></dl>
<dl class="return" compact><dt><b>Returns:</b></dt><dd>TRUE is the lobs are not null and equal otherwise FALSE </dd></dl>

<p>Definition at line <a class="el" href="file_8c-source.html#l00569">569</a> of file <a class="el" href="file_8c-source.html">file.c</a>.</p>

<p>References <a class="el" href="ocilib__types_8h-source.html#l00462">OCI_File::con</a>, and <a class="el" href="ocilib__types_8h-source.html#l00460">OCI_File::handle</a>.</p>

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<a class="anchor" name="gd07691fd580272892fb87d4549628161"></a><!-- doxytag: member="ocilib.h::OCI_FileIsOpen" ref="gd07691fd580272892fb87d4549628161" args="(OCI_File *file)" -->
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          <td class="memname">OCI_EXPORT boolean OCI_API OCI_FileIsOpen           </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="struct_o_c_i___file.html">OCI_File</a> *&nbsp;</td>
          <td class="paramname"> <em>file</em>          </td>
          <td>&nbsp;)&nbsp;</td>
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<p>
Check if the specified file is opened within the file handle. 
<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
  <table border="0" cellspacing="2" cellpadding="0">
    <tr><td valign="top"></td><td valign="top"><em>file</em>&nbsp;</td><td>- File handle</td></tr>
  </table>
</dl>
<dl class="return" compact><dt><b>Returns:</b></dt><dd>TRUE if the file was opened with this handle otherwise FALSE </dd></dl>

<p>Definition at line <a class="el" href="file_8c-source.html#l00521">521</a> of file <a class="el" href="file_8c-source.html">file.c</a>.</p>

<p>References <a class="el" href="ocilib__types_8h-source.html#l00462">OCI_File::con</a>, <a class="el" href="ocilib__types_8h-source.html#l00269">OCI_Connection::cxt</a>, <a class="el" href="ocilib__types_8h-source.html#l00267">OCI_Connection::err</a>, and <a class="el" href="ocilib__types_8h-source.html#l00460">OCI_File::handle</a>.</p>

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<a class="anchor" name="gf18d3143f2d1e261b5b90becba0726fe"></a><!-- doxytag: member="ocilib.h::OCI_FileOpen" ref="gf18d3143f2d1e261b5b90becba0726fe" args="(OCI_File *file)" -->
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          <td class="memname">OCI_EXPORT boolean OCI_API OCI_FileOpen           </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="struct_o_c_i___file.html">OCI_File</a> *&nbsp;</td>
          <td class="paramname"> <em>file</em>          </td>
          <td>&nbsp;)&nbsp;</td>
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<p>
Open a file for reading. 
<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
  <table border="0" cellspacing="2" cellpadding="0">
    <tr><td valign="top"></td><td valign="top"><em>file</em>&nbsp;</td><td>- File handle</td></tr>
  </table>
</dl>
<dl class="return" compact><dt><b>Returns:</b></dt><dd>TRUE on success otherwise FALSE </dd></dl>

<p>Definition at line <a class="el" href="file_8c-source.html#l00495">495</a> of file <a class="el" href="file_8c-source.html">file.c</a>.</p>

<p>References <a class="el" href="ocilib__types_8h-source.html#l00462">OCI_File::con</a>, <a class="el" href="ocilib__types_8h-source.html#l00269">OCI_Connection::cxt</a>, <a class="el" href="ocilib__types_8h-source.html#l00267">OCI_Connection::err</a>, <a class="el" href="ocilib__types_8h-source.html#l00460">OCI_File::handle</a>, and <a class="el" href="ocilib__types_8h-source.html#l00271">OCI_Connection::nb_files</a>.</p>

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<a class="anchor" name="gf6400291c6338fc6be4dfdc3a6f5eb55"></a><!-- doxytag: member="ocilib.h::OCI_FileRead" ref="gf6400291c6338fc6be4dfdc3a6f5eb55" args="(OCI_File *file, void *buffer, unsigned int len)" -->
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          <td class="memname">OCI_EXPORT unsigned int OCI_API OCI_FileRead           </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="struct_o_c_i___file.html">OCI_File</a> *&nbsp;</td>
          <td class="paramname"> <em>file</em>, </td>
        </tr>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">void *&nbsp;</td>
          <td class="paramname"> <em>buffer</em>, </td>
        </tr>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">unsigned int&nbsp;</td>
          <td class="paramname"> <em>len</em></td><td>&nbsp;</td>
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          <td>)</td>
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<p>
Read a portion of a file into the given buffer. 
<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
  <table border="0" cellspacing="2" cellpadding="0">
    <tr><td valign="top"></td><td valign="top"><em>file</em>&nbsp;</td><td>- File handle </td></tr>
    <tr><td valign="top"></td><td valign="top"><em>buffer</em>&nbsp;</td><td>- Pointer to a buffer </td></tr>
    <tr><td valign="top"></td><td valign="top"><em>len</em>&nbsp;</td><td>- Length of the buffer in bytes</td></tr>
  </table>
</dl>
<dl class="return" compact><dt><b>Returns:</b></dt><dd>Number of bytes read on success otherwise 0 on failure </dd></dl>

<p>Definition at line <a class="el" href="file_8c-source.html#l00277">277</a> of file <a class="el" href="file_8c-source.html">file.c</a>.</p>

<p>References <a class="el" href="ocilib__types_8h-source.html#l00462">OCI_File::con</a>, <a class="el" href="ocilib__types_8h-source.html#l00269">OCI_Connection::cxt</a>, <a class="el" href="ocilib__types_8h-source.html#l00267">OCI_Connection::err</a>, <a class="el" href="ocilib__types_8h-source.html#l00460">OCI_File::handle</a>, and <a class="el" href="ocilib__types_8h-source.html#l00466">OCI_File::offset</a>.</p>

<p>Referenced by <a class="el" href="group__g__fetch.html#g755a9b07c174feacd05c86e0e44b0ab0">OCI_GetString()</a>.</p>

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<a class="anchor" name="gfb3e54d66132f999c576adf15fdd581e"></a><!-- doxytag: member="ocilib.h::OCI_FileSeek" ref="gfb3e54d66132f999c576adf15fdd581e" args="(OCI_File *file, big_uint offset, unsigned int mode)" -->
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          <td class="memname">OCI_EXPORT boolean OCI_API OCI_FileSeek           </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="struct_o_c_i___file.html">OCI_File</a> *&nbsp;</td>
          <td class="paramname"> <em>file</em>, </td>
        </tr>
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          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">big_uint&nbsp;</td>
          <td class="paramname"> <em>offset</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">unsigned int&nbsp;</td>
          <td class="paramname"> <em>mode</em></td><td>&nbsp;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
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<p>
Perform a seek operation on the <a class="el" href="struct_o_c_i___file.html" title="Oracle External Large objects:.">OCI_File</a> content buffer. 
<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
  <table border="0" cellspacing="2" cellpadding="0">
    <tr><td valign="top"></td><td valign="top"><em>file</em>&nbsp;</td><td>- File handle </td></tr>
    <tr><td valign="top"></td><td valign="top"><em>offset</em>&nbsp;</td><td>- Offset from current position </td></tr>
    <tr><td valign="top"></td><td valign="top"><em>mode</em>&nbsp;</td><td>- Seek mode</td></tr>
  </table>
</dl>
Mode parameter can be one of the following value :<p>
<ul>
<li>OCI_SEEK_SET : set the file current offset to the given absolute offset</li><li>OCI_SEEK_END : set the file current offset to the end of the lob</li><li>OCI_SEEK_CUR : move the file current offset to the number of bytes given by parameter 'offset'</li></ul>
<p>
<dl class="note" compact><dt><b>Note:</b></dt><dd>Position in the File buffer starts at 0.</dd></dl>
<dl class="return" compact><dt><b>Returns:</b></dt><dd>TRUE on success otherwise FALSE </dd></dl>

<p>Definition at line <a class="el" href="file_8c-source.html#l00235">235</a> of file <a class="el" href="file_8c-source.html">file.c</a>.</p>

<p>References <a class="el" href="group__g__file.html#g0cf778c46524cb185d2d60e1cac672f5">OCI_FileGetSize()</a>, and <a class="el" href="ocilib__types_8h-source.html#l00466">OCI_File::offset</a>.</p>

<p>Referenced by <a class="el" href="group__g__fetch.html#g755a9b07c174feacd05c86e0e44b0ab0">OCI_GetString()</a>.</p>

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<a class="anchor" name="ge31e36e786faf43a2663806a28814c68"></a><!-- doxytag: member="ocilib.h::OCI_FileSetName" ref="ge31e36e786faf43a2663806a28814c68" args="(OCI_File *file, const mtext *dir, const mtext *name)" -->
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          <td class="memname">OCI_EXPORT boolean OCI_API OCI_FileSetName           </td>
          <td>(</td>
          <td class="paramtype"><a class="el" href="struct_o_c_i___file.html">OCI_File</a> *&nbsp;</td>
          <td class="paramname"> <em>file</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const mtext *&nbsp;</td>
          <td class="paramname"> <em>dir</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">const mtext *&nbsp;</td>
          <td class="paramname"> <em>name</em></td><td>&nbsp;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
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<p>
Set the directory and file name of FILE handle. 
<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
  <table border="0" cellspacing="2" cellpadding="0">
    <tr><td valign="top"></td><td valign="top"><em>file</em>&nbsp;</td><td>- File handle </td></tr>
    <tr><td valign="top"></td><td valign="top"><em>dir</em>&nbsp;</td><td>- File directory </td></tr>
    <tr><td valign="top"></td><td valign="top"><em>name</em>&nbsp;</td><td>- File name</td></tr>
  </table>
</dl>
<dl class="note" compact><dt><b>Note:</b></dt><dd><ul>
<li>For local FILEs only</li><li>Files fetched from resultset can't be assigned a new directory and name</li></ul>
</dd></dl>
<dl class="return" compact><dt><b>Returns:</b></dt><dd>TRUE on success otherwise FALSE </dd></dl>

<p>Definition at line <a class="el" href="file_8c-source.html#l00421">421</a> of file <a class="el" href="file_8c-source.html">file.c</a>.</p>

<p>References <a class="el" href="ocilib__types_8h-source.html#l00462">OCI_File::con</a>, <a class="el" href="ocilib__types_8h-source.html#l00267">OCI_Connection::err</a>, and <a class="el" href="ocilib__types_8h-source.html#l00460">OCI_File::handle</a>.</p>

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