PLearn::pl_fdstreambuf Class Reference

pl_fdstreambuf: stream buffer that acts on a POSIX file descriptor More...

#include <pl_fdstream.h>

Inheritance diagram for PLearn::pl_fdstreambuf:

[legend]Collaboration diagram for PLearn::pl_fdstreambuf:

[legend]List of all members.

Public Member Functions
	pl_fdstreambuf (int fd_, int inbufsize)
virtual	~pl_fdstreambuf ()
Protected Member Functions
void	reserveInputBuffer (int buflen)
	inline for efficiency
virtual int	overflow (int c=EOF)
virtual int	underflow ()
virtual streamsize	showmanyc ()
	not implemented (yet)
virtual streamsize	xsputn (const char *s, streamsize n)
virtual streamsize	xsgetn (char *s, streamsize n)
virtual streambuf *	setbuf (char *p, int len)
virtual int	sync ()
Protected Attributes
int	fd
char *	inbuf
int	inbuf_capacity

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Detailed Description

pl_fdstreambuf: stream buffer that acts on a POSIX file descriptor

Definition at line 56 of file pl_fdstream.h.

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Constructor & Destructor Documentation

PLearn::pl_fdstreambuf::pl_fdstreambuf (  int  fd_, int  inbufsize )

Definition at line 54 of file pl_fdstream.cc. References reserveInputBuffer().

PLearn::pl_fdstreambuf::~pl_fdstreambuf (   )  [virtual]

Definition at line 62 of file pl_fdstream.cc. References inbuf.

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Member Function Documentation

int PLearn::pl_fdstreambuf::overflow (  int  c = EOF  )  [protected, virtual]

Definition at line 90 of file pl_fdstream.cc. References fd, and PLearn::write().

void PLearn::pl_fdstreambuf::reserveInputBuffer (  int  buflen  )  [inline, protected]

inline for efficiency Definition at line 66 of file pl_fdstream.h. References inbuf, inbuf_capacity, and reserveInputBuffer(). Referenced by pl_fdstreambuf(), and reserveInputBuffer().

streambuf * PLearn::pl_fdstreambuf::setbuf (  char *  p, int  len )  [protected, virtual]

Definition at line 68 of file pl_fdstream.cc.

streamsize PLearn::pl_fdstreambuf::showmanyc (   )  [protected, virtual]

not implemented (yet) Definition at line 78 of file pl_fdstream.cc.

int PLearn::pl_fdstreambuf::sync (   )  [protected, virtual]

Definition at line 124 of file pl_fdstream.cc. References fd, and PLearn::write(). Referenced by xsputn().

int PLearn::pl_fdstreambuf::underflow (   )  [protected, virtual]

Definition at line 81 of file pl_fdstream.cc. References fd, inbuf, inbuf_capacity, and PLearn::read().

streamsize PLearn::pl_fdstreambuf::xsgetn (  char *  s, streamsize  n )  [protected, virtual]

Definition at line 156 of file pl_fdstream.cc.

streamsize PLearn::pl_fdstreambuf::xsputn (  const char *  s, streamsize  n )  [protected, virtual]

Definition at line 140 of file pl_fdstream.cc. References fd, sync(), and PLearn::write().

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Member Data Documentation

int PLearn::pl_fdstreambuf::fd [protected]

Definition at line 59 of file pl_fdstream.h. Referenced by overflow(), sync(), underflow(), and xsputn().

char* PLearn::pl_fdstreambuf::inbuf [protected]

Definition at line 60 of file pl_fdstream.h. Referenced by reserveInputBuffer(), underflow(), and ~pl_fdstreambuf().

int PLearn::pl_fdstreambuf::inbuf_capacity [protected]

Definition at line 61 of file pl_fdstream.h. Referenced by reserveInputBuffer(), and underflow().

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The documentation for this class was generated from the following files:

• pl_fdstream.h
• pl_fdstream.cc

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