/usr/include/ola/io/OutputStream.h is in libola-dev 0.9.8-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 | /*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* OutputStream.h
* A class that you can write structed data to.
* Copyright (C) 2012 Simon Newton
*/
#ifndef INCLUDE_OLA_IO_OUTPUTSTREAM_H_
#define INCLUDE_OLA_IO_OUTPUTSTREAM_H_
#include <stdint.h>
#include <ola/io/OutputBuffer.h>
namespace ola {
namespace io {
/**
* OutputStreamInterface. The Abstract base class for all OutputStreams.
* Similar to ostream.
*/
class OutputStreamInterface {
public:
virtual ~OutputStreamInterface() {}
// Append some data to this OutputQueue
virtual void Write(const uint8_t *data, unsigned int length) = 0;
virtual OutputStreamInterface& operator<<(uint8_t) = 0;
virtual OutputStreamInterface& operator<<(uint16_t) = 0;
virtual OutputStreamInterface& operator<<(uint32_t) = 0;
virtual OutputStreamInterface& operator<<(int8_t) = 0;
virtual OutputStreamInterface& operator<<(int16_t) = 0;
virtual OutputStreamInterface& operator<<(int32_t) = 0;
};
/**
* OutputStream. This writes data to an OutputBuffer
*/
class OutputStream: public OutputStreamInterface {
public:
// Ownership of the OutputBuffer is not transferred.
explicit OutputStream(OutputBufferInterface *buffer)
: m_buffer(buffer) {
}
virtual ~OutputStream() {}
// Append some data directly to this OutputBuffer
void Write(const uint8_t *data, unsigned int length) {
m_buffer->Write(data, length);
}
OutputStream& operator<<(uint8_t val) { return Write(val); }
OutputStream& operator<<(uint16_t val) { return Write(val); }
OutputStream& operator<<(uint32_t val) { return Write(val); }
OutputStream& operator<<(int8_t val) { return Write(val); }
OutputStream& operator<<(int16_t val) { return Write(val); }
OutputStream& operator<<(int32_t val) { return Write(val); }
private:
OutputBufferInterface *m_buffer;
template<typename T>
OutputStream& Write(const T &val) {
m_buffer->Write(reinterpret_cast<const uint8_t*>(&val),
static_cast<unsigned int>(sizeof(val)));
return *this;
}
OutputStream(const OutputStream&);
OutputStream& operator=(const OutputStream&);
};
} // namespace io
} // namespace ola
#endif // INCLUDE_OLA_IO_OUTPUTSTREAM_H_
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