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| <a href="#func-members">Functions</a> </div> |
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| |
| <p>Provides functions for manipulating Unicode strings. |
| <a href="#details">More...</a></p> |
| |
| <p><a href="unicode_8h_source.html">Go to the source code of this file.</a></p> |
| <table class="memberdecls"> |
| <tr class="heading"><td colspan="2"><h2><a name="func-members"></a> |
| Functions</h2></td></tr> |
| <tr class="memitem:a423523f1531719c6ab4fafdb02008623"><td class="memItemLeft" align="right" valign="top">size_t </td><td class="memItemRight" valign="bottom"><a class="el" href="unicode_8h.html#a423523f1531719c6ab4fafdb02008623">guac_utf8_charsize</a> (unsigned char c)</td></tr> |
| <tr class="memdesc:a423523f1531719c6ab4fafdb02008623"><td class="mdescLeft"> </td><td class="mdescRight">Given the initial byte of a single UTF-8 character, returns the overall byte size of the entire character. <a href="#a423523f1531719c6ab4fafdb02008623"></a><br/></td></tr> |
| <tr class="memitem:a778e48706f4ee85f229711fe4cb1343b"><td class="memItemLeft" align="right" valign="top">size_t </td><td class="memItemRight" valign="bottom"><a class="el" href="unicode_8h.html#a778e48706f4ee85f229711fe4cb1343b">guac_utf8_strlen</a> (const char *str)</td></tr> |
| <tr class="memdesc:a778e48706f4ee85f229711fe4cb1343b"><td class="mdescLeft"> </td><td class="mdescRight">Given a UTF-8-encoded string, returns the length of the string in characters (not bytes). <a href="#a778e48706f4ee85f229711fe4cb1343b"></a><br/></td></tr> |
| <tr class="memitem:aa49339a4af9952b0b56402825059a2ce"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="unicode_8h.html#aa49339a4af9952b0b56402825059a2ce">guac_utf8_write</a> (int codepoint, char *utf8, int length)</td></tr> |
| <tr class="memdesc:aa49339a4af9952b0b56402825059a2ce"><td class="mdescLeft"> </td><td class="mdescRight">Given destination buffer and its length, writes the given codepoint as UTF-8 to the buffer, returning the number of bytes written. <a href="#aa49339a4af9952b0b56402825059a2ce"></a><br/></td></tr> |
| <tr class="memitem:a1690b7b5e4fbcfc556fa4ee7129a25af"><td class="memItemLeft" align="right" valign="top">int </td><td class="memItemRight" valign="bottom"><a class="el" href="unicode_8h.html#a1690b7b5e4fbcfc556fa4ee7129a25af">guac_utf8_read</a> (const char *utf8, int length, int *codepoint)</td></tr> |
| <tr class="memdesc:a1690b7b5e4fbcfc556fa4ee7129a25af"><td class="mdescLeft"> </td><td class="mdescRight">Given a buffer containing UTF-8 characters, reads the first codepoint in the buffer, returning the length of the codepoint in bytes. <a href="#a1690b7b5e4fbcfc556fa4ee7129a25af"></a><br/></td></tr> |
| </table> |
| <a name="details" id="details"></a><h2>Detailed Description</h2> |
| <div class="textblock"><p>Provides functions for manipulating Unicode strings. </p> |
| </div><h2>Function Documentation</h2> |
| <a class="anchor" id="a423523f1531719c6ab4fafdb02008623"></a> |
| <div class="memitem"> |
| <div class="memproto"> |
| <table class="memname"> |
| <tr> |
| <td class="memname">size_t guac_utf8_charsize </td> |
| <td>(</td> |
| <td class="paramtype">unsigned char </td> |
| <td class="paramname"><em>c</em></td><td>)</td> |
| <td></td> |
| </tr> |
| </table> |
| </div><div class="memdoc"> |
| |
| <p>Given the initial byte of a single UTF-8 character, returns the overall byte size of the entire character. </p> |
| <dl class="params"><dt>Parameters</dt><dd> |
| <table class="params"> |
| <tr><td class="paramname">c</td><td>The initial byte of the character to check. </td></tr> |
| </table> |
| </dd> |
| </dl> |
| <dl class="section return"><dt>Returns</dt><dd>The number of bytes in the given character overall. </dd></dl> |
| |
| </div> |
| </div> |
| <a class="anchor" id="a1690b7b5e4fbcfc556fa4ee7129a25af"></a> |
| <div class="memitem"> |
| <div class="memproto"> |
| <table class="memname"> |
| <tr> |
| <td class="memname">int guac_utf8_read </td> |
| <td>(</td> |
| <td class="paramtype">const char * </td> |
| <td class="paramname"><em>utf8</em>, </td> |
| </tr> |
| <tr> |
| <td class="paramkey"></td> |
| <td></td> |
| <td class="paramtype">int </td> |
| <td class="paramname"><em>length</em>, </td> |
| </tr> |
| <tr> |
| <td class="paramkey"></td> |
| <td></td> |
| <td class="paramtype">int * </td> |
| <td class="paramname"><em>codepoint</em> </td> |
| </tr> |
| <tr> |
| <td></td> |
| <td>)</td> |
| <td></td><td></td> |
| </tr> |
| </table> |
| </div><div class="memdoc"> |
| |
| <p>Given a buffer containing UTF-8 characters, reads the first codepoint in the buffer, returning the length of the codepoint in bytes. </p> |
| <p>If no codepoint could be read, zero is returned.</p> |
| <dl class="params"><dt>Parameters</dt><dd> |
| <table class="params"> |
| <tr><td class="paramname">utf8</td><td>A buffer containing UTF-8 characters. </td></tr> |
| <tr><td class="paramname">length</td><td>The length of the buffer, in bytes. </td></tr> |
| <tr><td class="paramname">codepoint</td><td>A pointer to an integer which will contain the codepoint read, if any. If no character can be read, the integer will be left untouched. </td></tr> |
| </table> |
| </dd> |
| </dl> |
| <dl class="section return"><dt>Returns</dt><dd>The number of bytes read, which may be zero if there is not enough space in the buffer to read a character. </dd></dl> |
| |
| </div> |
| </div> |
| <a class="anchor" id="a778e48706f4ee85f229711fe4cb1343b"></a> |
| <div class="memitem"> |
| <div class="memproto"> |
| <table class="memname"> |
| <tr> |
| <td class="memname">size_t guac_utf8_strlen </td> |
| <td>(</td> |
| <td class="paramtype">const char * </td> |
| <td class="paramname"><em>str</em></td><td>)</td> |
| <td></td> |
| </tr> |
| </table> |
| </div><div class="memdoc"> |
| |
| <p>Given a UTF-8-encoded string, returns the length of the string in characters (not bytes). </p> |
| <dl class="params"><dt>Parameters</dt><dd> |
| <table class="params"> |
| <tr><td class="paramname">str</td><td>The UTF-8 string to calculate the length of. </td></tr> |
| </table> |
| </dd> |
| </dl> |
| <dl class="section return"><dt>Returns</dt><dd>The length in characters of the given UTF-8 string. </dd></dl> |
| |
| </div> |
| </div> |
| <a class="anchor" id="aa49339a4af9952b0b56402825059a2ce"></a> |
| <div class="memitem"> |
| <div class="memproto"> |
| <table class="memname"> |
| <tr> |
| <td class="memname">int guac_utf8_write </td> |
| <td>(</td> |
| <td class="paramtype">int </td> |
| <td class="paramname"><em>codepoint</em>, </td> |
| </tr> |
| <tr> |
| <td class="paramkey"></td> |
| <td></td> |
| <td class="paramtype">char * </td> |
| <td class="paramname"><em>utf8</em>, </td> |
| </tr> |
| <tr> |
| <td class="paramkey"></td> |
| <td></td> |
| <td class="paramtype">int </td> |
| <td class="paramname"><em>length</em> </td> |
| </tr> |
| <tr> |
| <td></td> |
| <td>)</td> |
| <td></td><td></td> |
| </tr> |
| </table> |
| </div><div class="memdoc"> |
| |
| <p>Given destination buffer and its length, writes the given codepoint as UTF-8 to the buffer, returning the number of bytes written. </p> |
| <p>If there is not enough space in the buffer to write the character, no bytes are written at all.</p> |
| <dl class="params"><dt>Parameters</dt><dd> |
| <table class="params"> |
| <tr><td class="paramname">codepoint</td><td>The Unicode codepoint to write to the buffer. </td></tr> |
| <tr><td class="paramname">utf8</td><td>The buffer to write to. </td></tr> |
| <tr><td class="paramname">length</td><td>The length of the buffer, in bytes. </td></tr> |
| </table> |
| </dd> |
| </dl> |
| <dl class="section return"><dt>Returns</dt><dd>The number of bytes written, which may be zero if there is not enough space in the buffer to write the UTF-8 character. </dd></dl> |
| |
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