locale | pubimbue (const locale &__loc) |
Entry point for imbue(). | |
locale | getloc () const |
Locale access. | |
streambuf_type * | pubsetbuf (char_type *s, streamsize n) |
Entry points for derived buffer functions. | |
pos_type | pubseekoff (off_type __off, ios_base::seekdir __way, ios_base::openmode __mode=ios_base::in|ios_base::out) |
Entry point for imbue(). | |
pos_type | pubseekpos (pos_type sp, ios_base::openmode __mode=ios_base::in|ios_base::out) |
Entry point for imbue(). | |
int | pubsync () |
Entry point for imbue(). | |
char_type * | M_in_beg |
Entry point for imbue(). | |
char_type * | M_in_cur |
Entry point for imbue(). | |
char_type * | M_in_end |
Entry point for imbue(). | |
char_type * | M_out_beg |
Entry point for imbue(). | |
char_type * | M_out_cur |
Entry point for imbue(). | |
char_type * | M_out_end |
Entry point for imbue(). | |
locale | M_buf_locale |
Entry point for imbue(). | |
Public Types | |
typedef CharT | char_type |
typedef Traits | traits_type |
typedef traits_type::int_type | int_type |
typedef traits_type::pos_type | pos_type |
typedef traits_type::off_type | off_type |
typedef basic_streambuf< char_type, traits_type > | streambuf_type |
Public Member Functions | |
stdio_sync_filebuf (std::c_file *__f) | |
std::c_file *const | file () |
template<> | |
stdio_sync_filebuf< char >::int_type | syncgetc () |
template<> | |
stdio_sync_filebuf< char >::int_type | syncungetc (int_type c) |
template<> | |
stdio_sync_filebuf< char >::int_type | syncputc (int_type c) |
template<> | |
std::streamsize | xsgetn (char *s, std::streamsize n) |
template<> | |
std::streamsize | xsputn (const char *s, std::streamsize n) |
streamsize | in_avail () |
Looking ahead into the stream. | |
int_type | snextc () |
Getting the next character. | |
int_type | sbumpc () |
Getting the next character. | |
int_type | sgetc () |
Getting the next character. | |
streamsize | sgetn (char_type *s, streamsize n) |
Entry point for xsgetn. | |
int_type | sputbackc (char_type c) |
Pushing characters back into the input stream. | |
int_type | sungetc () |
Moving backwards in the input stream. | |
int_type | sputc (char_type c) |
Entry point for all single-character output functions. | |
streamsize | sputn (const char_type *s, streamsize n) |
Entry point for all single-character output functions. | |
Protected Member Functions | |
virtual int_type | underflow () |
Fetches more data from the controlled sequence. | |
virtual int_type | uflow () |
Fetches more data from the controlled sequence. | |
virtual int_type | pbackfail (int_type c=traits_type::eof()) |
Tries to back up the input sequence. | |
virtual std::streamsize | xsgetn (char_type *s, std::streamsize n) |
Multiple character extraction. | |
virtual int_type | overflow (int_type c=traits_type::eof()) |
Consumes data from the buffer; writes to the controlled sequence. | |
virtual std::streamsize | xsputn (const char_type *s, std::streamsize n) |
Multiple character insertion. | |
virtual int | sync () |
Synchronizes the buffer arrays with the controlled sequences. | |
virtual std::streampos | seekoff (std::streamoff __off, std::ios_base::seekdir __dir, std::ios_base::openmode=std::ios_base::in|std::ios_base::out) |
virtual std::streampos | seekpos (std::streampos position, std::ios_base::openmode __mode=std::ios_base::in|std::ios_base::out) |
void | gbump (int n) |
Moving the read position. | |
void | setg (char_type *__gbeg, char_type *__gnext, char_type *__gend) |
Setting the three read area pointers. | |
void | pbump (int n) |
Moving the write position. | |
void | setp (char_type *__pbeg, char_type *__pend) |
Setting the three write area pointers. | |
virtual void | imbue (const locale &) |
Changes translations. | |
virtual basic_streambuf< char_type, Traits > * | setbuf (char_type *, streamsize) |
Maniuplates the buffer. | |
virtual pos_type | seekoff (off_type, ios_base::seekdir, ios_base::openmode=ios_base::in|ios_base::out) |
Alters the stream positions. | |
virtual pos_type | seekpos (pos_type, ios_base::openmode=ios_base::in|ios_base::out) |
Alters the stream positions. | |
virtual streamsize | showmanyc () |
Investigating the data available. | |
char_type * | eback () const |
Access to the get area. | |
char_type * | gptr () const |
Access to the get area. | |
char_type * | egptr () const |
Access to the get area. | |
char_type * | pbase () const |
Access to the put area. | |
char_type * | pptr () const |
Access to the put area. | |
char_type * | epptr () const |
Access to the put area. | |
Private Attributes | |
std::c_file *const | M_file |
int_type | M_unget_buf |
Friends | |
class | basic_ios< char_type, traits_type > |
class | basic_istream< char_type, traits_type > |
class | basic_ostream< char_type, traits_type > |
class | istreambuf_iterator< char_type, traits_type > |
class | ostreambuf_iterator< char_type, traits_type > |
Definition at line 50 of file stdio_sync_filebuf.h.
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These are standard types. They permit a standardized way of referring to names of (or names dependant on) the template parameters, which are specific to the implementation. Reimplemented from std::basic_streambuf< CharT, Traits >. Definition at line 54 of file stdio_sync_filebuf.h. |
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These are standard types. They permit a standardized way of referring to names of (or names dependant on) the template parameters, which are specific to the implementation. Reimplemented from std::basic_streambuf< CharT, Traits >. Definition at line 56 of file stdio_sync_filebuf.h. |
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These are standard types. They permit a standardized way of referring to names of (or names dependant on) the template parameters, which are specific to the implementation. Reimplemented from std::basic_streambuf< CharT, Traits >. Definition at line 58 of file stdio_sync_filebuf.h. |
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These are standard types. They permit a standardized way of referring to names of (or names dependant on) the template parameters, which are specific to the implementation. Reimplemented from std::basic_streambuf< CharT, Traits >. Definition at line 57 of file stdio_sync_filebuf.h. |
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These are standard types. They permit a standardized way of referring to names of (or names dependant on) the template parameters, which are specific to the implementation. Reimplemented from std::basic_streambuf< CharT, Traits >. Definition at line 55 of file stdio_sync_filebuf.h. |
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Access to the get area. These functions are only available to other protected functions, including derived classes.
Definition at line 452 of file streambuf. Referenced by std::basic_filebuf< CharT, Traits >::imbue(), std::basic_filebuf< CharT, enc_char_traits< CharT > >::M_destroy_pback(), std::basic_stringbuf< CharT, Traits, Alloc >::overflow(), std::basic_stringbuf< CharT, Traits, Alloc >::seekoff(), std::basic_filebuf< CharT, Traits >::seekoff(), std::basic_stringbuf< CharT, Traits, Alloc >::seekpos(), std::basic_streambuf< CharT, enc_char_traits< CharT > >::sputbackc(), std::basic_filebuf< CharT, Traits >::underflow(), and std::basic_filebuf< CharT, Traits >::xsgetn(). |
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Access to the put area. These functions are only available to other protected functions, including derived classes.
Definition at line 505 of file streambuf. Referenced by std::basic_stringbuf< CharT, Traits, Alloc >::overflow(), std::basic_streambuf< CharT, enc_char_traits< CharT > >::sputc(), std::basic_streambuf< CharT, Traits >::xsputn(), and std::basic_filebuf< CharT, Traits >::xsputn(). |
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Definition at line 82 of file stdio_sync_filebuf.h. |
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Moving the read position.
Definition at line 468 of file streambuf. Referenced by std::copy_streambufs(), std::basic_stringbuf< CharT, Traits, Alloc >::pbackfail(), std::basic_streambuf< CharT, enc_char_traits< CharT > >::sbumpc(), std::basic_stringbuf< CharT, Traits, Alloc >::seekpos(), std::basic_streambuf< CharT, enc_char_traits< CharT > >::sputbackc(), std::basic_streambuf< CharT, enc_char_traits< CharT > >::sungetc(), std::basic_streambuf< CharT, enc_char_traits< CharT > >::uflow(), std::basic_streambuf< CharT, Traits >::xsgetn(), and std::basic_filebuf< CharT, Traits >::xsgetn(). |
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Locale access.
loc is returned. Otherwise the global locale in effect at the time of construction is returned.
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Access to the get area. These functions are only available to other protected functions, including derived classes.
Definition at line 455 of file streambuf. Referenced by std::copy_streambufs(), std::basic_streambuf< CharT, enc_char_traits< CharT > >::in_avail(), std::basic_filebuf< CharT, enc_char_traits< CharT > >::M_create_pback(), std::basic_filebuf< CharT, enc_char_traits< CharT > >::M_destroy_pback(), std::basic_stringbuf< CharT, Traits, Alloc >::pbackfail(), std::basic_filebuf< CharT, Traits >::pbackfail(), std::basic_stringbuf< CharT, Traits, Alloc >::seekoff(), std::basic_filebuf< CharT, Traits >::showmanyc(), std::basic_streambuf< CharT, enc_char_traits< CharT > >::sputbackc(), std::basic_streambuf< CharT, enc_char_traits< CharT > >::sungetc(), and std::basic_streambuf< CharT, Traits >::xsgetn(). |
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Changes translations.
Reimplemented in std::basic_filebuf< CharT, Traits >, and std::basic_filebuf< CharT, enc_char_traits< CharT > >. Definition at line 546 of file streambuf. Referenced by std::basic_streambuf< CharT, enc_char_traits< CharT > >::pubimbue(). |
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Looking ahead into the stream.
showmanyc() .
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Consumes data from the buffer; writes to the controlled sequence.
eof() .For a formal definiton of this function, see a good text such as Langer & Kreft, or [27.5.2.4.5]/3-7. A functioning output streambuf can be created by overriding only this function (no buffer area will be used).
Reimplemented from std::basic_streambuf< CharT, Traits >. Definition at line 135 of file stdio_sync_filebuf.h. |
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Tries to back up the input sequence.
Reimplemented from std::basic_streambuf< CharT, Traits >. Definition at line 110 of file stdio_sync_filebuf.h. |
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Access to the put area. These functions are only available to other protected functions, including derived classes.
Definition at line 499 of file streambuf. Referenced by std::basic_stringbuf< CharT, Traits, Alloc >::overflow(), std::basic_filebuf< CharT, Traits >::overflow(), std::basic_stringbuf< CharT, Traits, Alloc >::seekoff(), std::basic_stringbuf< CharT, Traits, Alloc >::seekpos(), and std::basic_filebuf< CharT, Traits >::xsputn(). |
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Moving the write position.
Definition at line 515 of file streambuf. Referenced by std::basic_filebuf< CharT, Traits >::overflow(), std::basic_stringbuf< CharT, Traits, Alloc >::seekpos(), std::basic_streambuf< CharT, enc_char_traits< CharT > >::sputc(), and std::basic_streambuf< CharT, Traits >::xsputn(). |
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Access to the put area. These functions are only available to other protected functions, including derived classes.
Definition at line 502 of file streambuf. Referenced by std::basic_filebuf< CharT, Traits >::M_convert_to_external(), std::basic_filebuf< CharT, Traits >::M_terminate_output(), std::basic_stringbuf< CharT, Traits, Alloc >::overflow(), std::basic_filebuf< CharT, Traits >::overflow(), std::basic_stringbuf< CharT, Traits, Alloc >::seekoff(), std::basic_streambuf< CharT, enc_char_traits< CharT > >::sputc(), std::basic_stringbuf< CharT, Traits, Alloc >::str(), std::basic_filebuf< CharT, Traits >::sync(), std::basic_streambuf< CharT, Traits >::xsputn(), and std::basic_filebuf< CharT, Traits >::xsputn(). |
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Entry point for imbue().
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Entry point for imbue().
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Entry point for imbue().
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Entry points for derived buffer functions.
The public versions of |
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Entry point for imbue().
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Getting the next character.
uflow() .
Definition at line 287 of file streambuf. Referenced by std::operator>>(). |
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Alters the stream positions. Each derived class provides its own appropriate behavior.
Definition at line 572 of file streambuf. Referenced by std::basic_streambuf< CharT, enc_char_traits< CharT > >::pubseekoff(). |
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Alters the stream positions. Each derived class provides its own appropriate behavior.
Definition at line 584 of file streambuf. Referenced by std::basic_streambuf< CharT, enc_char_traits< CharT > >::pubseekpos(). |
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Maniuplates the buffer. Each derived class provides its own appropriate behavior. See the next-to-last paragraph of http://gcc.gnu.org/onlinedocs/libstdc++/27_io/howto.html#2 for more on this function.
Reimplemented in std::strstreambuf, std::basic_filebuf< CharT, Traits >, std::basic_stringbuf< CharT, Traits, Alloc >, and std::basic_filebuf< CharT, enc_char_traits< CharT > >. Definition at line 561 of file streambuf. Referenced by std::basic_streambuf< CharT, enc_char_traits< CharT > >::pubsetbuf(). |
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Setting the three read area pointers.
Definition at line 479 of file streambuf. Referenced by std::basic_filebuf< CharT, enc_char_traits< CharT > >::M_create_pback(), std::basic_filebuf< CharT, enc_char_traits< CharT > >::M_destroy_pback(), and std::basic_filebuf< CharT, enc_char_traits< CharT > >::M_set_buffer(). |
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Setting the three write area pointers.
Definition at line 525 of file streambuf. Referenced by std::basic_filebuf< CharT, enc_char_traits< CharT > >::M_set_buffer(). |
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Getting the next character.
underflow() . Does not move the read position after fetching the character.
Definition at line 309 of file streambuf. Referenced by std::copy_streambufs(). |
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Entry point for xsgetn.
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Investigating the data available.
underflow() will not return traits::eof() until at least that number of characters have been supplied. If showmanyc() returns -1, then calls to underflow() or uflow() will fail." [27.5.2.4.3]/1
Reimplemented in std::basic_filebuf< CharT, Traits >, and std::basic_filebuf< CharT, enc_char_traits< CharT > >. Definition at line 619 of file streambuf. Referenced by std::basic_streambuf< CharT, enc_char_traits< CharT > >::in_avail(). |
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Getting the next character.
sbumpc() , and if that function returns traits::eof() , so does this function. Otherwise, sgetc() .
Definition at line 269 of file streambuf. Referenced by std::copy_streambufs(). |
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Pushing characters back into the input stream.
Definition at line 342 of file streambuf. Referenced by std::operator>>(). |
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Entry point for all single-character output functions.
If a write position is available for the output sequence (i.e., the buffer is not full), stores c in that position, increments the position, and returns Definition at line 394 of file streambuf. Referenced by std::copy_streambufs(), and std::basic_stringbuf< CharT, Traits, Alloc >::overflow(). |
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Entry point for all single-character output functions.
Returns xsputn(s,n). The effect is to write s[0] through s[n-1] to the output sequence, if possible. Definition at line 420 of file streambuf. Referenced by std::copy_streambufs(). |
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Moving backwards in the input stream.
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Synchronizes the buffer arrays with the controlled sequences.
Reimplemented from std::basic_streambuf< CharT, Traits >. Definition at line 154 of file stdio_sync_filebuf.h. |
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Fetches more data from the controlled sequence.
underflow() , and in fact is required to call that function. It also returns the new character, like underflow() does. However, this function also moves the read position forward by one.
Reimplemented from std::basic_streambuf< CharT, Traits >. Definition at line 102 of file stdio_sync_filebuf.h. |
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Fetches more data from the controlled sequence.
traits::eof() to indicate a null pending sequence.For a formal definiton of the pending sequence, see a good text such as Langer & Kreft, or [27.5.2.4.3]/7-14. A functioning input streambuf can be created by overriding only this function (no buffer area will be used). For an example, see http://gcc.gnu.org/onlinedocs/libstdc++/27_io/howto.html#6
Reimplemented from std::basic_streambuf< CharT, Traits >. Definition at line 95 of file stdio_sync_filebuf.h. |
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Multiple character extraction.
sbumpc() . Stops when either n characters have been copied, or when traits::eof() would be copied.It is expected that derived classes provide a more efficient implementation by overriding this definition. Reimplemented from std::basic_streambuf< CharT, Traits >. |
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Multiple character insertion.
sputc() . Stops when either n characters have been copied, or when sputc() would return traits::eof() .It is expected that derived classes provide a more efficient implementation by overriding this definition. Reimplemented from std::basic_streambuf< CharT, Traits >. |
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Entry point for imbue().
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Entry point for imbue().
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Entry point for imbue().
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Entry point for imbue().
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Entry point for imbue().
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Entry point for imbue().
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Entry point for imbue().
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