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abbca718 LOK |
1 | #pragma once |
2 | /* | |
3 | * This file is part of the libCEC(R) library. | |
4 | * | |
b492c10e | 5 | * libCEC(R) is Copyright (C) 2011-2012 Pulse-Eight Limited. All rights reserved. |
abbca718 LOK |
6 | * libCEC(R) is an original work, containing original code. |
7 | * | |
8 | * libCEC(R) is a trademark of Pulse-Eight Limited. | |
9 | * | |
10 | * This program is dual-licensed; you can redistribute it and/or modify | |
11 | * it under the terms of the GNU General Public License as published by | |
12 | * the Free Software Foundation; either version 2 of the License, or | |
13 | * (at your option) any later version. | |
14 | * | |
15 | * This program is distributed in the hope that it will be useful, | |
16 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
17 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
18 | * GNU General Public License for more details. | |
19 | * | |
20 | * You should have received a copy of the GNU General Public License | |
21 | * along with this program; if not, write to the Free Software | |
22 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
23 | * | |
24 | * | |
25 | * Alternatively, you can license this library under a commercial license, | |
26 | * please contact Pulse-Eight Licensing for more information. | |
27 | * | |
28 | * For more information contact: | |
29 | * Pulse-Eight Licensing <license@pulse-eight.com> | |
30 | * http://www.pulse-eight.com/ | |
31 | * http://www.pulse-eight.net/ | |
32 | */ | |
33 | ||
ba65909d | 34 | #include "../threads/mutex.h" |
abbca718 LOK |
35 | #include <queue> |
36 | ||
f00ff009 | 37 | namespace PLATFORM |
b9187cc6 LOK |
38 | { |
39 | template<typename _BType> | |
f00ff009 | 40 | struct SyncedBuffer |
fac23b02 | 41 | { |
b9187cc6 | 42 | public: |
f00ff009 | 43 | SyncedBuffer(size_t iMaxSize = 100) |
b9187cc6 LOK |
44 | { |
45 | m_maxSize = iMaxSize; | |
46 | } | |
25701fa6 | 47 | |
f00ff009 | 48 | virtual ~SyncedBuffer(void) |
25701fa6 | 49 | { |
f00ff009 | 50 | CLockObject lock(m_mutex, true); |
25701fa6 LOK |
51 | Clear(); |
52 | } | |
53 | ||
54 | void Clear(void) | |
55 | { | |
56 | while (!m_buffer.empty()) | |
57 | m_buffer.pop(); | |
58 | } | |
abbca718 | 59 | |
6f14b512 | 60 | size_t Size(void) const { return m_buffer.size(); } |
c49c485b | 61 | |
b9187cc6 LOK |
62 | bool Push(_BType entry) |
63 | { | |
f00ff009 | 64 | CLockObject lock(m_mutex); |
b9187cc6 LOK |
65 | if (m_buffer.size() == m_maxSize) |
66 | return false; | |
825ddb96 | 67 | |
b9187cc6 LOK |
68 | m_buffer.push(entry); |
69 | return true; | |
70 | } | |
abbca718 | 71 | |
b9187cc6 | 72 | bool Pop(_BType &entry) |
abbca718 | 73 | { |
b9187cc6 | 74 | bool bReturn(false); |
f00ff009 | 75 | CLockObject lock(m_mutex); |
25701fa6 | 76 | if (!m_buffer.empty()) |
b9187cc6 LOK |
77 | { |
78 | entry = m_buffer.front(); | |
79 | m_buffer.pop(); | |
80 | bReturn = true; | |
81 | } | |
82 | return bReturn; | |
abbca718 | 83 | } |
abbca718 | 84 | |
b9187cc6 | 85 | private: |
6f14b512 | 86 | size_t m_maxSize; |
b9187cc6 LOK |
87 | std::queue<_BType> m_buffer; |
88 | CMutex m_mutex; | |
89 | }; | |
90 | }; |