1*b1cdbd2cSJim Jagielski /**************************************************************
2*b1cdbd2cSJim Jagielski *
3*b1cdbd2cSJim Jagielski * Licensed to the Apache Software Foundation (ASF) under one
4*b1cdbd2cSJim Jagielski * or more contributor license agreements. See the NOTICE file
5*b1cdbd2cSJim Jagielski * distributed with this work for additional information
6*b1cdbd2cSJim Jagielski * regarding copyright ownership. The ASF licenses this file
7*b1cdbd2cSJim Jagielski * to you under the Apache License, Version 2.0 (the
8*b1cdbd2cSJim Jagielski * "License"); you may not use this file except in compliance
9*b1cdbd2cSJim Jagielski * with the License. You may obtain a copy of the License at
10*b1cdbd2cSJim Jagielski *
11*b1cdbd2cSJim Jagielski * http://www.apache.org/licenses/LICENSE-2.0
12*b1cdbd2cSJim Jagielski *
13*b1cdbd2cSJim Jagielski * Unless required by applicable law or agreed to in writing,
14*b1cdbd2cSJim Jagielski * software distributed under the License is distributed on an
15*b1cdbd2cSJim Jagielski * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
16*b1cdbd2cSJim Jagielski * KIND, either express or implied. See the License for the
17*b1cdbd2cSJim Jagielski * specific language governing permissions and limitations
18*b1cdbd2cSJim Jagielski * under the License.
19*b1cdbd2cSJim Jagielski *
20*b1cdbd2cSJim Jagielski *************************************************************/
21*b1cdbd2cSJim Jagielski
22*b1cdbd2cSJim Jagielski
23*b1cdbd2cSJim Jagielski
24*b1cdbd2cSJim Jagielski #include <osl/interlck.h>
25*b1cdbd2cSJim Jagielski
26*b1cdbd2cSJim Jagielski #ifndef _RTL_STRING_HXX_
27*b1cdbd2cSJim Jagielski #include <rtl/strbuf.hxx>
28*b1cdbd2cSJim Jagielski #endif
29*b1cdbd2cSJim Jagielski #include <rtl/memory.h>
30*b1cdbd2cSJim Jagielski
31*b1cdbd2cSJim Jagielski /*
32*b1cdbd2cSJim Jagielski #include <rtl/alloc.h>
33*b1cdbd2cSJim Jagielski */
34*b1cdbd2cSJim Jagielski
35*b1cdbd2cSJim Jagielski
36*b1cdbd2cSJim Jagielski
37*b1cdbd2cSJim Jagielski /*************************************************************************
38*b1cdbd2cSJim Jagielski * rtl_stringbuffer_newFromStr_WithLength
39*b1cdbd2cSJim Jagielski */
rtl_stringbuffer_newFromStr_WithLength(rtl_String ** newStr,const sal_Char * value,sal_Int32 count)40*b1cdbd2cSJim Jagielski void SAL_CALL rtl_stringbuffer_newFromStr_WithLength( rtl_String ** newStr,
41*b1cdbd2cSJim Jagielski const sal_Char * value,
42*b1cdbd2cSJim Jagielski sal_Int32 count )
43*b1cdbd2cSJim Jagielski {
44*b1cdbd2cSJim Jagielski if (!value)
45*b1cdbd2cSJim Jagielski {
46*b1cdbd2cSJim Jagielski rtl_string_new_WithLength( newStr, 16 );
47*b1cdbd2cSJim Jagielski return;
48*b1cdbd2cSJim Jagielski }
49*b1cdbd2cSJim Jagielski
50*b1cdbd2cSJim Jagielski rtl_string_new_WithLength( newStr, count + 16 );
51*b1cdbd2cSJim Jagielski (*newStr)->length = count;
52*b1cdbd2cSJim Jagielski rtl_copyMemory( (*newStr)->buffer, value, count );
53*b1cdbd2cSJim Jagielski return;
54*b1cdbd2cSJim Jagielski }
55*b1cdbd2cSJim Jagielski
56*b1cdbd2cSJim Jagielski /*************************************************************************
57*b1cdbd2cSJim Jagielski * rtl_stringbuffer_newFromStringBuffer
58*b1cdbd2cSJim Jagielski */
rtl_stringbuffer_newFromStringBuffer(rtl_String ** newStr,sal_Int32 capacity,rtl_String * oldStr)59*b1cdbd2cSJim Jagielski sal_Int32 SAL_CALL rtl_stringbuffer_newFromStringBuffer( rtl_String ** newStr,
60*b1cdbd2cSJim Jagielski sal_Int32 capacity,
61*b1cdbd2cSJim Jagielski rtl_String * oldStr )
62*b1cdbd2cSJim Jagielski {
63*b1cdbd2cSJim Jagielski sal_Int32 newCapacity = capacity;
64*b1cdbd2cSJim Jagielski
65*b1cdbd2cSJim Jagielski if (newCapacity < oldStr->length)
66*b1cdbd2cSJim Jagielski newCapacity = oldStr->length;
67*b1cdbd2cSJim Jagielski
68*b1cdbd2cSJim Jagielski rtl_string_new_WithLength( newStr, newCapacity );
69*b1cdbd2cSJim Jagielski if (oldStr->length > 0) {
70*b1cdbd2cSJim Jagielski (*newStr)->length = oldStr->length;
71*b1cdbd2cSJim Jagielski rtl_copyMemory( (*newStr)->buffer, oldStr->buffer, oldStr->length );
72*b1cdbd2cSJim Jagielski }
73*b1cdbd2cSJim Jagielski return newCapacity;
74*b1cdbd2cSJim Jagielski }
75*b1cdbd2cSJim Jagielski
76*b1cdbd2cSJim Jagielski /*************************************************************************
77*b1cdbd2cSJim Jagielski * rtl_stringbuffer_ensureCapacity
78*b1cdbd2cSJim Jagielski */
rtl_stringbuffer_ensureCapacity(rtl_String ** This,sal_Int32 * capacity,sal_Int32 minimumCapacity)79*b1cdbd2cSJim Jagielski void SAL_CALL rtl_stringbuffer_ensureCapacity
80*b1cdbd2cSJim Jagielski (rtl_String ** This, sal_Int32* capacity, sal_Int32 minimumCapacity)
81*b1cdbd2cSJim Jagielski {
82*b1cdbd2cSJim Jagielski if (minimumCapacity > *capacity)
83*b1cdbd2cSJim Jagielski {
84*b1cdbd2cSJim Jagielski rtl_String * pTmp = *This;
85*b1cdbd2cSJim Jagielski rtl_String * pNew = NULL;
86*b1cdbd2cSJim Jagielski *capacity = ((*This)->length + 1) * 2;
87*b1cdbd2cSJim Jagielski if (minimumCapacity > *capacity)
88*b1cdbd2cSJim Jagielski /* still lower, set to the minimum capacity */
89*b1cdbd2cSJim Jagielski *capacity = minimumCapacity;
90*b1cdbd2cSJim Jagielski
91*b1cdbd2cSJim Jagielski rtl_string_new_WithLength(&pNew, *capacity);
92*b1cdbd2cSJim Jagielski pNew->length = (*This)->length;
93*b1cdbd2cSJim Jagielski *This = pNew;
94*b1cdbd2cSJim Jagielski
95*b1cdbd2cSJim Jagielski rtl_copyMemory( (*This)->buffer, pTmp->buffer, pTmp->length );
96*b1cdbd2cSJim Jagielski rtl_string_release( pTmp );
97*b1cdbd2cSJim Jagielski }
98*b1cdbd2cSJim Jagielski }
99*b1cdbd2cSJim Jagielski
100*b1cdbd2cSJim Jagielski /*************************************************************************
101*b1cdbd2cSJim Jagielski * rtl_stringbuffer_insert
102*b1cdbd2cSJim Jagielski */
rtl_stringbuffer_insert(rtl_String ** This,sal_Int32 * capacity,sal_Int32 offset,const sal_Char * str,sal_Int32 len)103*b1cdbd2cSJim Jagielski void SAL_CALL rtl_stringbuffer_insert( rtl_String ** This,
104*b1cdbd2cSJim Jagielski sal_Int32 * capacity,
105*b1cdbd2cSJim Jagielski sal_Int32 offset,
106*b1cdbd2cSJim Jagielski const sal_Char * str,
107*b1cdbd2cSJim Jagielski sal_Int32 len )
108*b1cdbd2cSJim Jagielski {
109*b1cdbd2cSJim Jagielski sal_Int32 nOldLen;
110*b1cdbd2cSJim Jagielski sal_Char * pBuf;
111*b1cdbd2cSJim Jagielski sal_Int32 n;
112*b1cdbd2cSJim Jagielski if( len != 0 )
113*b1cdbd2cSJim Jagielski {
114*b1cdbd2cSJim Jagielski if (*capacity < (*This)->length + len)
115*b1cdbd2cSJim Jagielski rtl_stringbuffer_ensureCapacity( This, capacity, (*This)->length + len );
116*b1cdbd2cSJim Jagielski
117*b1cdbd2cSJim Jagielski /*
118*b1cdbd2cSJim Jagielski if( len == 1 )
119*b1cdbd2cSJim Jagielski This->buffer
120*b1cdbd2cSJim Jagielski */
121*b1cdbd2cSJim Jagielski nOldLen = (*This)->length;
122*b1cdbd2cSJim Jagielski pBuf = (*This)->buffer;
123*b1cdbd2cSJim Jagielski
124*b1cdbd2cSJim Jagielski /* copy the tail */
125*b1cdbd2cSJim Jagielski n = (nOldLen - offset);
126*b1cdbd2cSJim Jagielski if( n == 1 )
127*b1cdbd2cSJim Jagielski /* optimized for 1 character */
128*b1cdbd2cSJim Jagielski pBuf[offset + len] = pBuf[offset];
129*b1cdbd2cSJim Jagielski else if( n > 1 )
130*b1cdbd2cSJim Jagielski rtl_moveMemory( pBuf + offset + len, pBuf + offset, n * sizeof(sal_Char) );
131*b1cdbd2cSJim Jagielski
132*b1cdbd2cSJim Jagielski /* insert the new characters */
133*b1cdbd2cSJim Jagielski n = len;
134*b1cdbd2cSJim Jagielski if( len == 1 )
135*b1cdbd2cSJim Jagielski /* optimized for 1 character */
136*b1cdbd2cSJim Jagielski pBuf[offset] = *str;
137*b1cdbd2cSJim Jagielski else if( n > 1 )
138*b1cdbd2cSJim Jagielski rtl_copyMemory( pBuf + offset, str, len * sizeof(sal_Char) );
139*b1cdbd2cSJim Jagielski (*This)->length = nOldLen + len;
140*b1cdbd2cSJim Jagielski pBuf[ nOldLen + len ] = 0;
141*b1cdbd2cSJim Jagielski }
142*b1cdbd2cSJim Jagielski }
143*b1cdbd2cSJim Jagielski
144