<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html><head><meta http-equiv="Content-Type" content="text/html;charset=UTF-8"> <title>BrlAPI: Getting Terminal information</title> <link href="doxygen.css" rel="stylesheet" type="text/css"> <link href="tabs.css" rel="stylesheet" type="text/css"> </head><body> <!-- Generated by Doxygen 1.5.6 --> <div class="navigation" id="top"> <div class="tabs"> <ul> <li><a href="index.html"><span>Main Page</span></a></li> <li><a href="modules.html"><span>Modules</span></a></li> <li><a href="annotated.html"><span>Data Structures</span></a></li> <li><a href="files.html"><span>Files</span></a></li> <li><a href="dirs.html"><span>Directories</span></a></li> </ul> </div> </div> <div class="contents"> <h1>Getting Terminal information</h1>How to get information about the connected Terminal. <a href="#_details">More...</a><table border="0" cellpadding="0" cellspacing="0"> <tr><td></td></tr> <tr><td colspan="2"><br><h2>Defines</h2></td></tr> <tr><td class="memItemLeft" nowrap align="right" valign="top">#define </td><td class="memItemRight" valign="bottom"><a class="el" href="group__brlapi__info.html#gf08ce7e19b97f1d954cd9e6f96e4b742">BRLAPI_MAXNAMELENGTH</a> 31</td></tr> <tr><td colspan="2"><br><h2>Functions</h2></td></tr> <tr><td class="memItemLeft" nowrap align="right" valign="top">int BRLAPI_STDCALL </td><td class="memItemRight" valign="bottom"><a class="el" href="group__brlapi__info.html#g2dcd2285e75571a861c1f9c27a44bd0f">brlapi_getDriverName</a> (char *buffer, size_t size)</td></tr> <tr><td class="memItemLeft" nowrap align="right" valign="top">int BRLAPI_STDCALL </td><td class="memItemRight" valign="bottom"><a class="el" href="group__brlapi__info.html#g17eaf29ddaa9c6d33a20402cb5b8eea8">brlapi__getDriverName</a> (<a class="el" href="group__brlapi__handles.html#g57f2aec62b18f8aefea2ab550744b0c1">brlapi_handle_t</a> *handle, char *buffer, size_t size)</td></tr> <tr><td class="memItemLeft" nowrap align="right" valign="top">int BRLAPI_STDCALL </td><td class="memItemRight" valign="bottom"><a class="el" href="group__brlapi__info.html#g3df1f8106020b1fa4a4b34380abeb191">brlapi_getDisplaySize</a> (unsigned int *x, unsigned int *y)</td></tr> <tr><td class="memItemLeft" nowrap align="right" valign="top">int BRLAPI_STDCALL </td><td class="memItemRight" valign="bottom"><a class="el" href="group__brlapi__info.html#g912f0dd0c626ae01a02d1511c65c8625">brlapi__getDisplaySize</a> (<a class="el" href="group__brlapi__handles.html#g57f2aec62b18f8aefea2ab550744b0c1">brlapi_handle_t</a> *handle, unsigned int *x, unsigned int *y)</td></tr> </table> <hr><a name="_details"></a><h2>Detailed Description</h2> Before using Raw mode or key codes, the application should always check the type of the connected terminal, to be sure it is really the one it expects.<p> One should also check for display size, so as to adjust further displaying on it. <hr><h2>Define Documentation</h2> <a class="anchor" name="gf08ce7e19b97f1d954cd9e6f96e4b742"></a><!-- doxytag: member="brlapi.h::BRLAPI_MAXNAMELENGTH" ref="gf08ce7e19b97f1d954cd9e6f96e4b742" args="" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">#define BRLAPI_MAXNAMELENGTH 31 </td> </tr> </table> </div> <div class="memdoc"> <p> Maximum name length for names embeded in BrlAPI packets, not counting any termination \0 character </div> </div><p> <hr><h2>Function Documentation</h2> <a class="anchor" name="g912f0dd0c626ae01a02d1511c65c8625"></a><!-- doxytag: member="brlapi.h::brlapi__getDisplaySize" ref="g912f0dd0c626ae01a02d1511c65c8625" args="(brlapi_handle_t *handle, unsigned int *x, unsigned int *y)" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">int BRLAPI_STDCALL brlapi__getDisplaySize </td> <td>(</td> <td class="paramtype"><a class="el" href="group__brlapi__handles.html#g57f2aec62b18f8aefea2ab550744b0c1">brlapi_handle_t</a> * </td> <td class="paramname"> <em>handle</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">unsigned int * </td> <td class="paramname"> <em>x</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">unsigned int * </td> <td class="paramname"> <em>y</em></td><td> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td><td></td> </tr> </table> </div> <div class="memdoc"> <p> </div> </div><p> <a class="anchor" name="g17eaf29ddaa9c6d33a20402cb5b8eea8"></a><!-- doxytag: member="brlapi.h::brlapi__getDriverName" ref="g17eaf29ddaa9c6d33a20402cb5b8eea8" args="(brlapi_handle_t *handle, char *buffer, size_t size)" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">int BRLAPI_STDCALL brlapi__getDriverName </td> <td>(</td> <td class="paramtype"><a class="el" href="group__brlapi__handles.html#g57f2aec62b18f8aefea2ab550744b0c1">brlapi_handle_t</a> * </td> <td class="paramname"> <em>handle</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">char * </td> <td class="paramname"> <em>buffer</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">size_t </td> <td class="paramname"> <em>size</em></td><td> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td><td></td> </tr> </table> </div> <div class="memdoc"> <p> </div> </div><p> <a class="anchor" name="g3df1f8106020b1fa4a4b34380abeb191"></a><!-- doxytag: member="brlapi.h::brlapi_getDisplaySize" ref="g3df1f8106020b1fa4a4b34380abeb191" args="(unsigned int *x, unsigned int *y)" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">int BRLAPI_STDCALL brlapi_getDisplaySize </td> <td>(</td> <td class="paramtype">unsigned int * </td> <td class="paramname"> <em>x</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">unsigned int * </td> <td class="paramname"> <em>y</em></td><td> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td><td></td> </tr> </table> </div> <div class="memdoc"> <p> Return the size of the braille display </div> </div><p> <a class="anchor" name="g2dcd2285e75571a861c1f9c27a44bd0f"></a><!-- doxytag: member="brlapi.h::brlapi_getDriverName" ref="g2dcd2285e75571a861c1f9c27a44bd0f" args="(char *buffer, size_t size)" --> <div class="memitem"> <div class="memproto"> <table class="memname"> <tr> <td class="memname">int BRLAPI_STDCALL brlapi_getDriverName </td> <td>(</td> <td class="paramtype">char * </td> <td class="paramname"> <em>buffer</em>, </td> </tr> <tr> <td class="paramkey"></td> <td></td> <td class="paramtype">size_t </td> <td class="paramname"> <em>size</em></td><td> </td> </tr> <tr> <td></td> <td>)</td> <td></td><td></td><td></td> </tr> </table> </div> <div class="memdoc"> <p> Return the complete name of the driver used by <em>brltty</em> <p> This function fills its argument with the whole name of the braille terminal if available, terminated with a '\0'.<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>buffer</em> </td><td>is the buffer given by the application; </td></tr> <tr><td valign="top"></td><td valign="top"><em>size</em> </td><td>is the maximum size for the name buffer.</td></tr> </table> </dl> <dl class="return" compact><dt><b>Returns:</b></dt><dd>-1 on error, or a positive value giving the size of the needed buffer, if the supplied one is to small (same as snprintf()). </dd></dl> </div> </div><p> </div> <hr size="1"><address style="text-align: right;"><small>Generated on Wed Oct 7 22:37:56 2009 for BrlAPI by <a href="http://www.doxygen.org/index.html"> <img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.5.6 </small></address> </body> </html>