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1 office 1 /**
2 * @file NCDBuf.h
3 * @author Ambroz Bizjak <ambrop7@gmail.com>
4 *
5 * @section LICENSE
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions are met:
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 * 3. Neither the name of the author nor the
15 * names of its contributors may be used to endorse or promote products
16 * derived from this software without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
20 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
21 * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
22 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
23 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
24 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
25 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
27 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 */
29  
30 #ifndef NCD_NCDBUF_H
31 #define NCD_NCDBUF_H
32  
33 #include <stddef.h>
34  
35 #include <misc/BRefTarget.h>
36 #include <structure/LinkedList0.h>
37 #include <base/DebugObject.h>
38  
39 typedef struct {
40 size_t buf_size;
41 LinkedList0 used_bufs_list;
42 LinkedList0 free_bufs_list;
43 DebugObject d_obj;
44 } NCDBufStore;
45  
46 typedef struct {
47 NCDBufStore *store;
48 LinkedList0Node list_node;
49 BRefTarget ref_target;
50 char data[];
51 } NCDBuf;
52  
53 void NCDBufStore_Init (NCDBufStore *o, size_t buf_size);
54 void NCDBufStore_Free (NCDBufStore *o);
55 size_t NCDBufStore_BufSize (NCDBufStore *o);
56 NCDBuf * NCDBufStore_GetBuf (NCDBufStore *o);
57  
58 BRefTarget * NCDBuf_RefTarget (NCDBuf *o);
59 char * NCDBuf_Data (NCDBuf *o);
60  
61 #endif