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a8f0bd18 LOK |
1 | #pragma once |
2 | /* | |
3 | * This file is part of the libCEC(R) library. | |
4 | * | |
5 | * libCEC(R) is Copyright (C) 2011 Pulse-Eight Limited. All rights reserved. | |
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 | ||
761dcc45 | 34 | #include <cectypes.h> |
b9187cc6 | 35 | #include "platform/threads.h" |
50aa01e6 | 36 | #include "util/buffer.h" |
25701fa6 | 37 | #include <string> |
5a1e87c8 LOK |
38 | #include <boost/enable_shared_from_this.hpp> |
39 | #include <boost/shared_ptr.hpp> | |
a8f0bd18 LOK |
40 | |
41 | namespace CEC | |
42 | { | |
0e31a62c LOK |
43 | typedef enum cec_adapter_message_state |
44 | { | |
45 | ADAPTER_MESSAGE_STATE_UNKNOWN = 0, | |
46 | ADAPTER_MESSAGE_STATE_WAITING, | |
47 | ADAPTER_MESSAGE_STATE_SENT, | |
48 | ADAPTER_MESSAGE_STATE_RECEIVED, | |
49 | ADAPTER_MESSAGE_STATE_ERROR | |
50 | } cec_adapter_message_state; | |
51 | ||
52 | ||
5a1e87c8 | 53 | class CCECAdapterMessage : public boost::enable_shared_from_this<CCECAdapterMessage> |
220537f2 LOK |
54 | { |
55 | public: | |
0e31a62c | 56 | CCECAdapterMessage(void) { clear(); } |
ad24cbaf | 57 | CCECAdapterMessage(const cec_command &command); |
220537f2 LOK |
58 | |
59 | bool empty(void) const { return packet.empty(); } | |
60 | uint8_t operator[](uint8_t pos) const { return packet[pos]; } | |
61 | uint8_t at(uint8_t pos) const { return packet[pos]; } | |
62 | uint8_t size(void) const { return packet.size; } | |
0e31a62c | 63 | void clear(void) { state = ADAPTER_MESSAGE_STATE_UNKNOWN; packet.clear(); } |
220537f2 LOK |
64 | void shift(uint8_t iShiftBy) { packet.shift(iShiftBy); } |
65 | void push_back(uint8_t add) { packet.push_back(add); } | |
66 | cec_adapter_messagecode message(void) const { return packet.size >= 1 ? (cec_adapter_messagecode) (packet.at(0) & ~(MSGCODE_FRAME_EOM | MSGCODE_FRAME_ACK)) : MSGCODE_NOTHING; } | |
67 | bool eom(void) const { return packet.size >= 1 ? (packet.at(0) & MSGCODE_FRAME_EOM) != 0 : false; } | |
68 | bool ack(void) const { return packet.size >= 1 ? (packet.at(0) & MSGCODE_FRAME_ACK) != 0 : false; } | |
69 | cec_logical_address initiator(void) const { return packet.size >= 2 ? (cec_logical_address) (packet.at(1) >> 4) : CECDEVICE_UNKNOWN; }; | |
70 | cec_logical_address destination(void) const { return packet.size >= 2 ? (cec_logical_address) (packet.at(1) & 0xF) : CECDEVICE_UNKNOWN; }; | |
ad24cbaf | 71 | void push_escaped(int16_t byte); |
220537f2 | 72 | |
0e31a62c LOK |
73 | cec_datapacket packet; |
74 | cec_adapter_message_state state; | |
75 | CMutex mutex; | |
76 | CCondition condition; | |
c6fc9e4b LOK |
77 | |
78 | private: | |
79 | CCECAdapterMessage &operator =(const CCECAdapterMessage &msg); | |
220537f2 | 80 | }; |
5a1e87c8 | 81 | typedef boost::shared_ptr<CCECAdapterMessage> CCECAdapterMessagePtr; |
220537f2 | 82 | |
b9187cc6 | 83 | class CSerialPort; |
2abe74eb | 84 | class CLibCEC; |
a8f0bd18 | 85 | |
13fd6a66 | 86 | class CAdapterCommunication : private CThread |
a8f0bd18 LOK |
87 | { |
88 | public: | |
2abe74eb | 89 | CAdapterCommunication(CLibCEC *controller); |
828682d3 | 90 | virtual ~CAdapterCommunication(); |
a8f0bd18 | 91 | |
25701fa6 | 92 | bool Open(const char *strPort, uint16_t iBaudRate = 38400, uint32_t iTimeoutMs = 10000); |
220537f2 | 93 | bool Read(CCECAdapterMessage &msg, uint32_t iTimeout = 1000); |
5a1e87c8 | 94 | bool Write(CCECAdapterMessagePtr data); |
2abe74eb | 95 | bool PingAdapter(void); |
a8f0bd18 | 96 | void Close(void); |
13fd6a66 | 97 | bool IsOpen(void) const; |
a8f0bd18 LOK |
98 | std::string GetError(void) const; |
99 | ||
828682d3 | 100 | void *Process(void); |
2abe74eb LOK |
101 | |
102 | bool StartBootloader(void); | |
103 | bool SetAckMask(uint16_t iMask); | |
9dee1670 | 104 | |
a8f0bd18 | 105 | private: |
3c53ac93 | 106 | void WriteNextCommand(void); |
8bca69de | 107 | void AddData(uint8_t *data, uint8_t iLen); |
25701fa6 | 108 | bool ReadFromDevice(uint32_t iTimeout); |
a8f0bd18 | 109 | |
5a1e87c8 LOK |
110 | CSerialPort * m_port; |
111 | CLibCEC * m_controller; | |
112 | CecBuffer<uint8_t> m_inBuffer; | |
113 | CecBuffer<CCECAdapterMessagePtr> m_outBuffer; | |
f077e8ed | 114 | CMutex m_mutex; |
5a1e87c8 | 115 | CCondition m_rcvCondition; |
b9eea66d | 116 | CCondition m_startCondition; |
a8f0bd18 LOK |
117 | }; |
118 | }; |