izstream Class Reference

#include <zstream.h>

Public Member Functions
	izstream ()
	izstream (FILE *fp)
	izstream (const char *name)
	~izstream ()
void	open (const char *name)
void	open (FILE *fp)
int	close ()
int	read (void *buf, size_t len)
const char *	error (int *errnum)
gzFile	fp ()

Private Attributes
gzFile	m_fp

Detailed Description

Definition at line 51 of file zstream.h.

Constructor & Destructor Documentation

izstream() [1/3]

izstream::izstream ( )

inline

Definition at line 54 of file zstream.h.

: m_fp(0) {}

izstream() [2/3]

izstream::izstream ( FILE *  fp )

inline

Definition at line 55 of file zstream.h.

: m_fp(0) { open(fp); }

References fp(), and open().

izstream() [3/3]

izstream::izstream ( const char *  name )

inline

Definition at line 56 of file zstream.h.

: m_fp(0) { open(name); }

References open().

~izstream()

izstream::~izstream ( )

inline

Definition at line 57 of file zstream.h.

{ close(); }

References close().

Member Function Documentation

close()

int izstream::close ( )

inline

Definition at line 80 of file zstream.h.

                    {
            int r = ::gzclose(m_fp);
            m_fp = 0; return r;
        }

References gzclose(), m_fp, and r.

Referenced by open(), and ~izstream().

error()

const char* izstream::error ( int *  errnum )

inline

Definition at line 97 of file zstream.h.

                                       {
            return ::gzerror(m_fp, errnum);
        }

References gzerror(), and m_fp.

fp()

gzFile izstream::fp ( )

inline

Definition at line 101 of file zstream.h.

{ return m_fp; }

References m_fp.

Referenced by izstream(), open(), operator>(), read(), and read_string().

open() [1/2]

void izstream::open ( const char *  name )

inline

Definition at line 65 of file zstream.h.

                                    {
            if (m_fp) close();
            m_fp = ::gzopen(name, "rb");
        }

References close(), gzopen(), and m_fp.

Referenced by izstream().

open() [2/2]

void izstream::open ( FILE *  fp )

inline

Definition at line 70 of file zstream.h.

                            {
            SET_BINARY_MODE(fp);
            if (m_fp) close();
            m_fp = ::gzdopen(fileno(fp), "rb");
        }

References close(), fp(), gzdopen(), m_fp, and SET_BINARY_MODE.

read()

int izstream::read ( void *  buf, size_t  len  )

inline

Definition at line 87 of file zstream.h.

                                        {
            return ::gzread(m_fp, buf, len);
        }

References gzread(), len, and m_fp.

Member Data Documentation

m_fp

gzFile izstream::m_fp

private

Definition at line 104 of file zstream.h.

Referenced by close(), error(), fp(), open(), and read().

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

• subprojects/zlib-1.2.12/contrib/iostream2/zstream.h