/*************************************************************************
 *
 *  $RCSfile: ustrbuf.h,v $
 *
 *  $Revision: 1.3 $
 *
 *  last change: $Author: sb $ $Date: 2001/10/30 13:41:07 $
 *
 *  The Contents of this file are made available subject to the terms of
 *  either of the following licenses
 *
 *         - GNU Lesser General Public License Version 2.1
 *         - Sun Industry Standards Source License Version 1.1
 *
 *  Sun Microsystems Inc., October, 2000
 *
 *  GNU Lesser General Public License Version 2.1
 *  =============================================
 *  Copyright 2000 by Sun Microsystems, Inc.
 *  901 San Antonio Road, Palo Alto, CA 94303, USA
 *
 *  This library is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU Lesser General Public
 *  License version 2.1, as published by the Free Software Foundation.
 *
 *  This library is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 *  Lesser General Public License for more details.
 *
 *  You should have received a copy of the GNU Lesser General Public
 *  License along with this library; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston,
 *  MA  02111-1307  USA
 *
 *
 *  Sun Industry Standards Source License Version 1.1
 *  =================================================
 *  The contents of this file are subject to the Sun Industry Standards
 *  Source 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.openoffice.org/license.html.
 *
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 *  WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
 *  WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
 *  MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
 *  See the License for the specific provisions governing your rights and
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 *  The Initial Developer of the Original Code is: Sun Microsystems, Inc.
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 *  Copyright: 2000 by Sun Microsystems, Inc.
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 *  All Rights Reserved.
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 ************************************************************************/

#ifndef _RTL_USTRBUF_H_
#define _RTL_USTRBUF_H_

#ifndef _RTL_USTRING_H_
#include <rtl/ustring.h>
#endif

#ifdef __cplusplus
extern "C" {
#endif

/** @HTML
	Allocates a new <code>String</code> that contains characters from
	the character array argument.

    The <code>count</code> argument specifies
	the length of the array. The initial capacity of the string buffer is
	<code>16</code> plus the length of the string argument.

	@param  newStr   out parameter, contains the new string. The reference count is 1.
	@param  value   the initial value of the string.
	@param  count    the length of value.
 */
void SAL_CALL rtl_uStringbuffer_newFromStr_WithLength( rtl_uString ** newStr,
                                                      const sal_Unicode * value,
                                                      sal_Int32 count );

/**
	Allocates a new <code>String</code> that contains the same sequence of
	characters as the string argument.

    The initial capacity is the larger of:
	<ul>
	<li> The <code>bufferLen</code> argument.
	<li> The <code>length</code> of the string argument.
	</ul>

	@param  newStr       out parameter, contains the new string. The reference count is 1.
	@param  capacity     the initial len of the string buffer.
	@param  oldStr       the initial value of the string.
	@return the new capacity of the string buffer
 */
sal_Int32 SAL_CALL rtl_uStringbuffer_newFromStringBuffer( rtl_uString ** newStr,
                                                          sal_Int32 capacity,
                                                          rtl_uString * olsStr );

/**
	Ensures that the capacity of the buffer is at least equal to the
	specified minimum.

	If the current capacity of this string buffer is less than the
	argument, then a new internal buffer is allocated with greater
	capacity. The new capacity is the larger of:
	<ul>
	<li>The <code>minimumCapacity</code> argument.
	<li>Twice the old capacity, plus <code>2</code>.
	</ul>
	If the <code>minimumCapacity</code> argument is nonpositive, this
	method takes no action and simply returns.

	@param   capacity          in: old capicity, out: new capacity.
	@param   minimumCapacity   the minimum desired capacity.
 */
void SAL_CALL rtl_uStringbuffer_ensureCapacity( /*inout*/rtl_uString ** This,
                                                /*inout*/sal_Int32* capacity,
                                                sal_Int32 minimumCapacity);

/**
	Inserts the string representation of the <code>str</code> array
	argument into this string buffer.

	The characters of the array argument are inserted into the
	contents of this string buffer at the position indicated by
	<code>offset</code>. The length of this string buffer increases by
	the length of the argument.

	@param   This        The string, on that the operation should take place
	@param   capacity    the capacity of the string buffer
	@param   offset      the offset.
	@param   str         a character array.
	@param   len         the number of characters to append.
 */
void SAL_CALL rtl_uStringbuffer_insert( /*inout*/rtl_uString ** This,
                                        /*inout*/sal_Int32 * capacity,
                                        sal_Int32 offset,
                                        const sal_Unicode * str,
                                        sal_Int32 len);


/**
	Inserts the 8-Bit ASCII string representation of the <code>str</code>
	array argument into this string buffer.

    Since this function is optimized
	for performance, the ASCII character values are not converted in any way.
	The caller has to make sure that all ASCII characters are in the allowed
	range between 0 and 127.
	<p>
	The characters of the array argument are inserted into the
	contents of this string buffer at the position indicated by
	<code>offset</code>. The length of this string buffer increases by
	the length of the argument.

	@param   This        The string, on that the operation should take place
	@param   capacity    the capacity of the string buffer
	@param   offset      the offset.
	@param   str         a character array.
	@param   len         the number of characters to append.
 */
void SAL_CALL rtl_uStringbuffer_insert_ascii(   /*inout*/rtl_uString ** This,
                                                /*inout*/sal_Int32 * capacity,
                                                sal_Int32 offset,
                                                const sal_Char * str,
                                                sal_Int32 len);

#ifdef __cplusplus
}
#endif

#endif  /* _RTL_USTRBUF_H_ */
