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RDMCommandSerializer.h
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1 /*
2  * This library is free software; you can redistribute it and/or
3  * modify it under the terms of the GNU Lesser General Public
4  * License as published by the Free Software Foundation; either
5  * version 2.1 of the License, or (at your option) any later version.
6  *
7  * This library is distributed in the hope that it will be useful,
8  * but WITHOUT ANY WARRANTY; without even the implied warranty of
9  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
10  * Lesser General Public License for more details.
11  *
12  * You should have received a copy of the GNU Lesser General Public
13  * License along with this library; if not, write to the Free Software
14  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
15  *
16  * RDMCommandSerializer.h
17  * Write RDMCommands to a memory buffer.
18  * Copyright (C) 2012 Simon Newton
19  */
20 
29 #ifndef INCLUDE_OLA_RDM_RDMCOMMANDSERIALIZER_H_
30 #define INCLUDE_OLA_RDM_RDMCOMMANDSERIALIZER_H_
31 
32 #include <stdint.h>
33 #include <ola/io/ByteString.h>
34 #include <ola/io/IOStack.h>
35 #include <ola/rdm/RDMCommand.h>
36 #include <ola/rdm/UID.h>
37 
38 namespace ola {
39 namespace rdm {
40 
41 
50  public:
57  static bool Pack(const RDMCommand &command,
58  ola::io::ByteString *output);
59 
66  static bool PackWithStartCode(const RDMCommand &command,
67  ola::io::ByteString *output);
68 
76  static unsigned int RequiredSize(const RDMCommand &command);
77 
88  static bool Pack(const RDMCommand &command,
89  uint8_t *buffer,
90  unsigned int *size);
91 
92  // TODO(simon): Add IOQueue Write() method here
93 
101  static bool Write(const RDMCommand &command, ola::io::IOStack *stack);
102 
106  enum { MAX_PARAM_DATA_LENGTH = 231 };
107 
108  private:
109  static const unsigned int CHECKSUM_LENGTH = 2;
110 
111  static void PopulateHeader(RDMCommandHeader *header,
112  const RDMCommand &command);
113 };
114 } // namespace rdm
115 } // namespace ola
116 #endif // INCLUDE_OLA_RDM_RDMCOMMANDSERIALIZER_H_
Definition: RDMPacket.h:44
A RDM unique identifier (UID).
static bool Pack(const RDMCommand &command, ola::io::ByteString *output)
Serialize a RDMCommand to a ByteString, without the RDM Start Code.
Definition: RDMCommandSerializer.cpp:43
The base class that all RDM requests & responses inherit from.
Definition: RDMCommand.h:59
Serializes RDMCommands.
Definition: RDMCommandSerializer.h:49
static bool Write(const RDMCommand &command, ola::io::IOStack *stack)
Write the binary representation of an RDMCommand to an IOStack.
Definition: RDMCommandSerializer.cpp:102
static bool PackWithStartCode(const RDMCommand &command, ola::io::ByteString *output)
Serialize a RDMCommand to a ByteString, with the RDM Start Code.
Definition: RDMCommandSerializer.cpp:68
Definition: IOStack.h:40
The namespace containing all OLA symbols.
Definition: Credentials.cpp:44
std::basic_string< uint8_t > ByteString
A contiguous block of uint8_t data.
Definition: ByteString.h:40
static unsigned int RequiredSize(const RDMCommand &command)
Return the number of bytes required to store the serialized version of the RDMCommand.
Definition: RDMCommandSerializer.cpp:34
Classes that represent RDM commands.