source: trunk/libtransmission/ptrarray.h @ 7582

Last change on this file since 7582 was 7582, checked in by charles, 12 years ago

(trunk libT) inline the ptrarray one-liners

  • Property svn:keywords set to Date Rev Author Id
File size: 3.8 KB
Line 
1/******************************************************************************
2 * $Id: ptrarray.h 7582 2009-01-02 20:19:10Z charles $
3 *
4 * This file Copyright (C) 2007-2008 Charles Kerr <charles@transmissionbt.com>
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the "Software"),
8 * to deal in the Software without restriction, including without limitation
9 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
10 * and/or sell copies of the Software, and to permit persons to whom the
11 * Software is furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
21 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
22 * DEALINGS IN THE SOFTWARE.
23 *****************************************************************************/
24
25#ifndef __TRANSMISSION__
26#error only libtransmission should #include this header.
27#endif
28
29#ifndef _TR_PTR_ARRAY_H_
30#define _TR_PTR_ARRAY_H_
31
32#include "transmission.h"
33
34/**
35 * A simple pointer array that resizes itself dynamically.
36 */
37typedef struct tr_ptrArray
38{
39    void ** items;
40    int     n_items;
41    int     n_alloc;
42}
43tr_ptrArray;
44
45#define TR_PTR_ARRAY_DATA( A ) ((A)->items)
46#define TR_PTR_ARRAY_LENGTH( A ) ((A)->n_items)
47
48typedef void ( *PtrArrayForeachFunc )( void * );
49
50extern const tr_ptrArray TR_PTR_ARRAY_INIT;
51
52void          tr_ptrArrayDestruct( tr_ptrArray*, PtrArrayForeachFunc func );
53
54tr_ptrArray * tr_ptrArrayNew( void );
55
56tr_ptrArray * tr_ptrArrayDup( tr_ptrArray* );
57
58void          tr_ptrArrayForeach( tr_ptrArray         * array,
59                                  PtrArrayForeachFunc   func );
60
61void          tr_ptrArrayFree( tr_ptrArray         * array,
62                               PtrArrayForeachFunc   func );
63
64void*         tr_ptrArrayNth( tr_ptrArray   * array,
65                              int             nth );
66
67void*         tr_ptrArrayBack( tr_ptrArray  * array );
68
69void**        tr_ptrArrayPeek( tr_ptrArray  * array,
70                               int          * size );
71
72static inline void  tr_ptrArrayClear( tr_ptrArray * a ) { a->n_items = 0; }
73
74int           tr_ptrArrayInsert( tr_ptrArray * array,
75                                 void        * insertMe,
76                                 int           pos );
77
78static inline int tr_ptrArrayAppend( tr_ptrArray * array, void * appendMe )
79{
80    return tr_ptrArrayInsert( array, appendMe, -1 );
81}
82
83void*         tr_ptrArrayPop( tr_ptrArray    * array );
84
85void          tr_ptrArrayErase( tr_ptrArray  * array,
86                                int            begin,
87                                int            end );
88
89static inline int tr_ptrArraySize( const tr_ptrArray *  a )
90{
91    return a->n_items;
92}
93
94static inline tr_bool tr_ptrArrayEmpty( const tr_ptrArray * a )
95{
96    return tr_ptrArraySize(a) == 0;
97}
98
99int           tr_ptrArrayInsertSorted( tr_ptrArray * array,
100                                       void        * value,
101                                       int compare(const void*, const void*) );
102
103void*         tr_ptrArrayRemoveSorted( tr_ptrArray * array,
104                                       void        * value,
105                                       int compare(const void*, const void*) );
106
107void*         tr_ptrArrayFindSorted( tr_ptrArray * array,
108                                     const void  * key,
109                                     int compare(const void*, const void*) );
110
111#endif
Note: See TracBrowser for help on using the repository browser.