xref: /haiku/src/add-ons/media/media-add-ons/dvb/Packet.h (revision 02354704729d38c3b078c696adc1bbbd33cbcf72)
1 /*
2  * Copyright (c) 2004-2007 Marcus Overhagen <marcus@overhagen.de>
3  *
4  * Permission is hereby granted, free of charge, to any person
5  * obtaining a copy of this software and associated documentation
6  * files (the "Software"), to deal in the Software without restriction,
7  * including without limitation the rights to use, copy, modify,
8  * merge, publish, distribute, sublicense, and/or sell copies of
9  * the Software, and to permit persons to whom the Software is
10  * furnished to do so, subject to the following conditions:
11  *
12  * The above copyright notice and this permission notice shall be
13  * included in all copies or substantial portions of the Software.
14  *
15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
16  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
17  * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
18  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
19  * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
20  * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
21  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
22  * OTHER DEALINGS IN THE SOFTWARE.
23  */
24 
25 #ifndef __PACKET_H
26 #define __PACKET_H
27 
28 #include <SupportDefs.h>
29 
30 class Packet
31 {
32 public:
33 					Packet(size_t init_size = 8192);
34 					Packet(const Packet &clone);
35 					Packet(const void *data, size_t size, bigtime_t time_stamp = 0);
36 					~Packet();
37 
38 	void			AddData(const void *data, size_t size);
39 
40 	void			MakeEmpty();
41 
42 	const uint8 *	Data() const;
43 	size_t			Size() const;
44 
45 	void			SetTimeStamp(bigtime_t time_stamp);
46 	bigtime_t		TimeStamp() const;
47 
48 
49 private:
50 					// not implemented
51 					Packet & operator= (const Packet &clone);
52 
53 private:
54 	void *			fBuffer;
55 	size_t			fBufferSize;
56 	size_t			fBufferSizeMax;
57 	bigtime_t		fTimeStamp;
58 };
59 
60 
61 inline const uint8 *
62 Packet::Data() const
63 {
64 	return (uint8 *)fBuffer;
65 }
66 
67 
68 inline size_t
69 Packet::Size() const
70 {
71 	return fBufferSize;
72 }
73 
74 
75 inline void
76 Packet::SetTimeStamp(bigtime_t time_stamp)
77 {
78 	fTimeStamp = time_stamp;
79 }
80 
81 
82 inline bigtime_t
83 Packet::TimeStamp() const
84 {
85 	return fTimeStamp;
86 }
87 
88 
89 inline void
90 Packet::MakeEmpty()
91 {
92 	fBufferSize = 0;
93 	fTimeStamp = 0;
94 }
95 
96 
97 #endif
98