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Diffstat (limited to 'libxsd/xsd/cxx/zc-istream.hxx')
| -rw-r--r-- | libxsd/xsd/cxx/zc-istream.hxx | 215 |
1 files changed, 0 insertions, 215 deletions
diff --git a/libxsd/xsd/cxx/zc-istream.hxx b/libxsd/xsd/cxx/zc-istream.hxx deleted file mode 100644 index ed451a3..0000000 --- a/libxsd/xsd/cxx/zc-istream.hxx +++ /dev/null @@ -1,215 +0,0 @@ -// file : xsd/cxx/zc-istream.hxx -// license : GNU GPL v2 + exceptions; see accompanying LICENSE file - -#ifndef XSD_CXX_ZC_ISTREAM_HXX -#define XSD_CXX_ZC_ISTREAM_HXX - -#include <string> -#include <istream> - -#include <xsd/cxx/ro-string.hxx> - -namespace xsd -{ - namespace cxx - { - // Input streambuffer that does not copy the underlying - // buffer (zero copy). - // - template <typename C> - class zc_streambuf: public std::basic_streambuf<C> - { - public: - typedef typename std::basic_streambuf<C>::int_type int_type; - typedef typename std::basic_streambuf<C>::traits_type traits_type; - - public: - zc_streambuf (const ro_string<C>&); - zc_streambuf (const std::basic_string<C>&); - - protected: - virtual std::streamsize - showmanyc (); - - virtual int_type - underflow (); - - private: - void - init (); - - private: - zc_streambuf (const zc_streambuf&); - - zc_streambuf& - operator= (const zc_streambuf&); - - private: - ro_string<C> str_; - }; - - - // Input string stream that does not copy the underlying string. - // - template <typename C> - class zc_istream_base - { - protected: - zc_istream_base (const ro_string<C>&); - zc_istream_base (const std::basic_string<C>&); - - protected: - zc_streambuf<C> buf_; - }; - - template <typename C> - class zc_istream: protected zc_istream_base<C>, - public std::basic_istream<C> - { - typedef std::basic_istream<C> base; - - public: - zc_istream (const ro_string<C>&); - zc_istream (const std::basic_string<C>&); - - bool - exhausted () - { - return this->get () == std::basic_istream<C>::traits_type::eof (); - } - - zc_istream& - operator>> (unsigned char& x) - { - if (check_unsigned ()) - static_cast<base&> (*this) >> x; - - return *this; - } - - zc_istream& - operator>> (signed char& x) - { - if (check_signed ()) - static_cast<base&> (*this) >> x; - - return *this; - } - - zc_istream& - operator>> (unsigned short& x) - { - if (check_unsigned ()) - static_cast<base&> (*this) >> x; - - return *this; - } - - zc_istream& - operator>> (short& x) - { - if (check_signed ()) - static_cast<base&> (*this) >> x; - - return *this; - } - - zc_istream& - operator>> (unsigned int& x) - { - if (check_unsigned ()) - static_cast<base&> (*this) >> x; - - return *this; - } - - zc_istream& - operator>> (int& x) - { - if (check_signed ()) - static_cast<base&> (*this) >> x; - - return *this; - } - - zc_istream& - operator>> (unsigned long& x) - { - if (check_unsigned ()) - static_cast<base&> (*this) >> x; - - return *this; - } - - zc_istream& - operator>> (long& x) - { - if (check_signed ()) - static_cast<base&> (*this) >> x; - - return *this; - } - - zc_istream& - operator>> (unsigned long long& x) - { - if (check_unsigned ()) - static_cast<base&> (*this) >> x; - - return *this; - } - - zc_istream& - operator>> (long long& x) - { - if (check_signed ()) - static_cast<base&> (*this) >> x; - - return *this; - } - - template <typename X> - zc_istream& - operator>> (X& x) - { - static_cast<base&> (*this) >> x; - return *this; - } - - private: - bool - check_signed () - { - typename std::basic_istream<C>::traits_type::int_type p (this->peek ()); - bool r ((p >= C ('0') && p <= C ('9')) || p == C ('-') || p == C ('+')); - - if (!r) - this->setstate (std::ios_base::failbit); - - return r; - } - - bool - check_unsigned () - { - typename std::basic_istream<C>::traits_type::int_type p (this->peek ()); - bool r ((p >= C ('0') && p <= C ('9')) || p == C ('+')); - - if (!r) - this->setstate (std::ios_base::failbit); - - return r; - } - - private: - zc_istream (const zc_istream&); - - zc_istream& - operator= (const zc_istream&); - }; - } -} - -#include <xsd/cxx/zc-istream.txx> - -#endif // XSD_CXX_ZC_ISTREAM_HXX |