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-rw-r--r--zlib/contrib/iostream/zfstream.cpp329
1 files changed, 0 insertions, 329 deletions
diff --git a/zlib/contrib/iostream/zfstream.cpp b/zlib/contrib/iostream/zfstream.cpp
deleted file mode 100644
index d0cd85f..0000000
--- a/zlib/contrib/iostream/zfstream.cpp
+++ /dev/null
@@ -1,329 +0,0 @@
-
-#include "zfstream.h"
-
-gzfilebuf::gzfilebuf() :
- file(NULL),
- mode(0),
- own_file_descriptor(0)
-{ }
-
-gzfilebuf::~gzfilebuf() {
-
- sync();
- if ( own_file_descriptor )
- close();
-
-}
-
-gzfilebuf *gzfilebuf::open( const char *name,
- int io_mode ) {
-
- if ( is_open() )
- return NULL;
-
- char char_mode[10];
- char *p = char_mode;
-
- if ( io_mode & ios::in ) {
- mode = ios::in;
- *p++ = 'r';
- } else if ( io_mode & ios::app ) {
- mode = ios::app;
- *p++ = 'a';
- } else {
- mode = ios::out;
- *p++ = 'w';
- }
-
- if ( io_mode & ios::binary ) {
- mode |= ios::binary;
- *p++ = 'b';
- }
-
- // Hard code the compression level
- if ( io_mode & (ios::out|ios::app )) {
- *p++ = '9';
- }
-
- // Put the end-of-string indicator
- *p = '\0';
-
- if ( (file = gzopen(name, char_mode)) == NULL )
- return NULL;
-
- own_file_descriptor = 1;
-
- return this;
-
-}
-
-gzfilebuf *gzfilebuf::attach( int file_descriptor,
- int io_mode ) {
-
- if ( is_open() )
- return NULL;
-
- char char_mode[10];
- char *p = char_mode;
-
- if ( io_mode & ios::in ) {
- mode = ios::in;
- *p++ = 'r';
- } else if ( io_mode & ios::app ) {
- mode = ios::app;
- *p++ = 'a';
- } else {
- mode = ios::out;
- *p++ = 'w';
- }
-
- if ( io_mode & ios::binary ) {
- mode |= ios::binary;
- *p++ = 'b';
- }
-
- // Hard code the compression level
- if ( io_mode & (ios::out|ios::app )) {
- *p++ = '9';
- }
-
- // Put the end-of-string indicator
- *p = '\0';
-
- if ( (file = gzdopen(file_descriptor, char_mode)) == NULL )
- return NULL;
-
- own_file_descriptor = 0;
-
- return this;
-
-}
-
-gzfilebuf *gzfilebuf::close() {
-
- if ( is_open() ) {
-
- sync();
- gzclose( file );
- file = NULL;
-
- }
-
- return this;
-
-}
-
-int gzfilebuf::setcompressionlevel( int comp_level ) {
-
- return gzsetparams(file, comp_level, -2);
-
-}
-
-int gzfilebuf::setcompressionstrategy( int comp_strategy ) {
-
- return gzsetparams(file, -2, comp_strategy);
-
-}
-
-
-streampos gzfilebuf::seekoff( streamoff off, ios::seek_dir dir, int which ) {
-
- return streampos(EOF);
-
-}
-
-int gzfilebuf::underflow() {
-
- // If the file hasn't been opened for reading, error.
- if ( !is_open() || !(mode & ios::in) )
- return EOF;
-
- // if a buffer doesn't exists, allocate one.
- if ( !base() ) {
-
- if ( (allocate()) == EOF )
- return EOF;
- setp(0,0);
-
- } else {
-
- if ( in_avail() )
- return (unsigned char) *gptr();
-
- if ( out_waiting() ) {
- if ( flushbuf() == EOF )
- return EOF;
- }
-
- }
-
- // Attempt to fill the buffer.
-
- int result = fillbuf();
- if ( result == EOF ) {
- // disable get area
- setg(0,0,0);
- return EOF;
- }
-
- return (unsigned char) *gptr();
-
-}
-
-int gzfilebuf::overflow( int c ) {
-
- if ( !is_open() || !(mode & ios::out) )
- return EOF;
-
- if ( !base() ) {
- if ( allocate() == EOF )
- return EOF;
- setg(0,0,0);
- } else {
- if (in_avail()) {
- return EOF;
- }
- if (out_waiting()) {
- if (flushbuf() == EOF)
- return EOF;
- }
- }
-
- int bl = blen();
- setp( base(), base() + bl);
-
- if ( c != EOF ) {
-
- *pptr() = c;
- pbump(1);
-
- }
-
- return 0;
-
-}
-
-int gzfilebuf::sync() {
-
- if ( !is_open() )
- return EOF;
-
- if ( out_waiting() )
- return flushbuf();
-
- return 0;
-
-}
-
-int gzfilebuf::flushbuf() {
-
- int n;
- char *q;
-
- q = pbase();
- n = pptr() - q;
-
- if ( gzwrite( file, q, n) < n )
- return EOF;
-
- setp(0,0);
-
- return 0;
-
-}
-
-int gzfilebuf::fillbuf() {
-
- int required;
- char *p;
-
- p = base();
-
- required = blen();
-
- int t = gzread( file, p, required );
-
- if ( t <= 0) return EOF;
-
- setg( base(), base(), base()+t);
-
- return t;
-
-}
-
-gzfilestream_common::gzfilestream_common() :
- ios( gzfilestream_common::rdbuf() )
-{ }
-
-gzfilestream_common::~gzfilestream_common()
-{ }
-
-void gzfilestream_common::attach( int fd, int io_mode ) {
-
- if ( !buffer.attach( fd, io_mode) )
- clear( ios::failbit | ios::badbit );
- else
- clear();
-
-}
-
-void gzfilestream_common::open( const char *name, int io_mode ) {
-
- if ( !buffer.open( name, io_mode ) )
- clear( ios::failbit | ios::badbit );
- else
- clear();
-
-}
-
-void gzfilestream_common::close() {
-
- if ( !buffer.close() )
- clear( ios::failbit | ios::badbit );
-
-}
-
-gzfilebuf *gzfilestream_common::rdbuf()
-{
- return &buffer;
-}
-
-gzifstream::gzifstream() :
- ios( gzfilestream_common::rdbuf() )
-{
- clear( ios::badbit );
-}
-
-gzifstream::gzifstream( const char *name, int io_mode ) :
- ios( gzfilestream_common::rdbuf() )
-{
- gzfilestream_common::open( name, io_mode );
-}
-
-gzifstream::gzifstream( int fd, int io_mode ) :
- ios( gzfilestream_common::rdbuf() )
-{
- gzfilestream_common::attach( fd, io_mode );
-}
-
-gzifstream::~gzifstream() { }
-
-gzofstream::gzofstream() :
- ios( gzfilestream_common::rdbuf() )
-{
- clear( ios::badbit );
-}
-
-gzofstream::gzofstream( const char *name, int io_mode ) :
- ios( gzfilestream_common::rdbuf() )
-{
- gzfilestream_common::open( name, io_mode );
-}
-
-gzofstream::gzofstream( int fd, int io_mode ) :
- ios( gzfilestream_common::rdbuf() )
-{
- gzfilestream_common::attach( fd, io_mode );
-}
-
-gzofstream::~gzofstream() { }