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author | Michele Calgaro <michele.calgaro@yahoo.it> | 2022-05-30 19:40:31 +0900 |
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committer | Michele Calgaro <michele.calgaro@yahoo.it> | 2022-05-31 01:17:58 +0900 |
commit | d95a4fea540b371fa86493d069fdbd54f33c5b40 (patch) | |
tree | 079b038ab559439eb7ded40a07bd79fd92926b3b /src/include/fileringbuffer.h | |
parent | e54890e0480e5adee69f5220a7c6dd072bbd75ea (diff) | |
download | tderadio-d95a4fea540b371fa86493d069fdbd54f33c5b40.tar.gz tderadio-d95a4fea540b371fa86493d069fdbd54f33c5b40.zip |
Standardize folder structure.
Signed-off-by: Michele Calgaro <michele.calgaro@yahoo.it>
Diffstat (limited to 'src/include/fileringbuffer.h')
-rw-r--r-- | src/include/fileringbuffer.h | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/src/include/fileringbuffer.h b/src/include/fileringbuffer.h new file mode 100644 index 0000000..2978bec --- /dev/null +++ b/src/include/fileringbuffer.h @@ -0,0 +1,71 @@ +/*************************************************************************** + ringbuffer.h - description + ------------------- + begin : Sun March 21 2004 + copyright : (C) 2004 by Martin Witte + email : witte@kawo1.rwth-aachen.de + ***************************************************************************/ + +/*************************************************************************** + * * + * This program is free software; you can redistribute it and/or modify * + * it under the terms of the GNU General Public License as published by * + * the Free Software Foundation; either version 2 of the License, or * + * (at your option) any later version. * + * * + ***************************************************************************/ + +#ifndef _KRADIO_FILE_RING_BUFFER_H +#define _KRADIO_FILE_RING_BUFFER_H + +#ifdef HAVE_CONFIG_H +#include <config.h> +#endif + +#include <tqstring.h> +#include <stdio.h> + +class FileRingBuffer +{ +public: + FileRingBuffer(const TQString &filename, TQ_UINT64 max_size); + ~FileRingBuffer(); + + bool resize(const TQString &filename, TQ_UINT64 new_max_size); + + size_t addData (const char *src, size_t size); + size_t takeData(char *dst, size_t size); + TQ_UINT64 removeData(TQ_UINT64 size); + + const TQString &getFileName () const { return m_FileName; } + TQ_UINT64 getMaxSize() const { return m_MaxSize; } + TQ_UINT64 getRealSize() const { return m_RealSize; } + TQ_UINT64 getFillSize() const { return m_FillSize; } + TQ_UINT64 getFreeSize() const { return (m_Start + m_FillSize > m_RealSize) ? m_RealSize - m_FillSize : m_MaxSize - m_FillSize; } + + void clear(); + + bool error() const { return m_error; } + const TQString &errorString() const { return m_errorString; } + +protected: + TQ_UINT64 getFreeSpace(TQ_UINT64 &size); // returns position in file + size + TQ_UINT64 removeFreeSpace(TQ_UINT64 size); + + TQ_UINT64 getData(TQ_UINT64 &size); // returns position in file + size + + + int m_FileIdx; + TQString m_BaseFileName; + TQString m_FileName; + FILE *m_File; + TQ_UINT64 m_Start; + TQ_UINT64 m_MaxSize; + TQ_UINT64 m_RealSize; + TQ_UINT64 m_FillSize; + + TQString m_errorString; + bool m_error; +}; + +#endif |