/usr/include/guacamole/unicode.h is in libguac-dev 0.8.3-1.
This file is owned by root:root, with mode 0o644.
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is libguac.
*
* The Initial Developer of the Original Code is
* Michael Jumper.
* Portions created by the Initial Developer are Copyright (C) 2010
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
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*
* ***** END LICENSE BLOCK ***** */
#ifndef _GUAC_UNICODE_H
#define _GUAC_UNICODE_H
#include <stddef.h>
/**
* Provides functions for manipulating Unicode strings.
*
* @file unicode.h
*/
/**
* Given the initial byte of a single UTF-8 character, returns the overall
* byte size of the entire character.
*
* @param c The initial byte of the character to check.
* @return The number of bytes in the given character overall.
*/
size_t guac_utf8_charsize(unsigned char c);
/**
* Given a UTF-8-encoded string, returns the length of the string in characters
* (not bytes).
*
* @param str The UTF-8 string to calculate the length of.
* @return The length in characters of the given UTF-8 string.
*/
size_t guac_utf8_strlen(const char* str);
/**
* Given destination buffer and its length, writes the given codepoint as UTF-8
* to the buffer, returning the number of bytes written. If there is not enough
* space in the buffer to write the character, no bytes are written at all.
*
* @param codepoint The Unicode codepoint to write to the buffer.
* @param utf8 The buffer to write to.
* @param length The length of the buffer, in bytes.
* @return The number of bytes written, which may be zero if there is not
* enough space in the buffer to write the UTF-8 character.
*/
int guac_utf8_write(int codepoint, char* utf8, int length);
/**
* Given a buffer containing UTF-8 characters, reads the first codepoint in the
* buffer, returning the length of the codepoint in bytes. If no codepoint
* could be read, zero is returned.
*
* @param utf8 A buffer containing UTF-8 characters.
* @param length The length of the buffer, in bytes.
* @param codepoint 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.
* @return The number of bytes read, which may be zero if there is not enough
* space in the buffer to read a character.
*/
int guac_utf8_read(const char* utf8, int length, int* codepoint);
#endif
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