summaryrefslogtreecommitdiff
path: root/sal/inc/rtl/strbuf.h
blob: d9343e1356e4c30e840033488ca2e5447684f71d (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
/*************************************************************************
 *
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * Copyright 2008 by Sun Microsystems, Inc.
 *
 * OpenOffice.org - a multi-platform office productivity suite
 *
 * $RCSfile: strbuf.h,v $
 * $Revision: 1.5 $
 *
 * This file is part of OpenOffice.org.
 *
 * OpenOffice.org is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License version 3
 * only, as published by the Free Software Foundation.
 *
 * OpenOffice.org 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 version 3 for more details
 * (a copy is included in the LICENSE file that accompanied this code).
 *
 * You should have received a copy of the GNU Lesser General Public License
 * version 3 along with OpenOffice.org.  If not, see
 * <http://www.openoffice.org/license.html>
 * for a copy of the LGPLv3 License.
 *
 ************************************************************************/

#ifndef _RTL_STRBUF_H_
#define _RTL_STRBUF_H_

#include <rtl/string.h>

#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_stringbuffer_newFromStr_WithLength( rtl_String ** newStr,
                                                      const sal_Char * 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_stringbuffer_newFromStringBuffer( rtl_String ** newStr,
                                                         sal_Int32 capacity,
                                                         rtl_String * 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_stringbuffer_ensureCapacity(  /*inout*/rtl_String ** This,
                                                /*inout*/sal_Int32* capacity,
                                                sal_Int32 minimumCapacity);


/**
    Inserts the string representation of the <code>char</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  capacity    the capacity of the string buffer
    @param  offset      the offset.
    @param  ch          a character array.
    @param  len         the number of characters to append.
    @return this string buffer.
 */
void SAL_CALL rtl_stringbuffer_insert( /*inout*/rtl_String ** This,
                                       /*inout*/sal_Int32 * capacity,
                                       sal_Int32 offset,
                                       const sal_Char * str,
                                       sal_Int32 len);

#ifdef __cplusplus
}
#endif

#endif  /* _RTL_STRBUF_H_ */