NAME
zipios::InflateInputStreambuf - InflateInputStreambuf is an input
stream filter, that inflates the input from the attached input stream.
SYNOPSIS
#include <inflateinputstreambuf.h>
Inherits zipios::FilterInputStreambuf.
Inherited by zipios::ZipInputStreambuf.
Public Member Functions
InflateInputStreambuf (streambuf *inbuf, int s_pos=-1, bool
del_inbuf=false)
InflateInputStreambuf constructor.
bool reset (int stream_position=-1)
Resets the zlib stream and purges input and output buffers.
Protected Member Functions
virtual int underflow ()
Protected Attributes
const int _outvecsize
vector< char > _outvec
Detailed Description
InflateInputStreambuf is an input stream filter, that inflates the
input from the attached input stream.
Deflation/Inflation is a compression/decompression method used in gzip
and zip. The zlib library is used to perform the actual inflation, this
class only wraps the functionality in an input stream filter.
Definition at line 22 of file inflateinputstreambuf.h.
Constructor & Destructor Documentation
zipios::InflateInputStreambuf::InflateInputStreambuf (streambuf * inbuf,
int s_pos = -1, bool del_inbuf = false) [explicit]
InflateInputStreambuf constructor.
Parameters:
inbuf the streambuf to use for input.
s_pos a position to reset the inbuf to before reading. Specify -1
to read from the current position.
del_inbuf if true is specified inbuf will be deleted, when the
InflateInputStreambuf is destructed.
Definition at line 18 of file inflateinputstreambuf.cpp.
Member Function Documentation
bool zipios::InflateInputStreambuf::reset (int stream_position = -1)
Resets the zlib stream and purges input and output buffers.
repositions the input streambuf at stream_position.
Parameters:
stream_position a position to reset the inbuf to before reading.
Specify -1 to read from the current position.
Definition at line 117 of file inflateinputstreambuf.cpp.
Author
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