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Lines 61-67
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* This streambuf is buffered so you should call std::flush to make sure it |
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* This streambuf is buffered so you should call std::flush to make sure it |
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* sends the data that you inserted. |
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* sends the data that you inserted. |
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**/ |
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**/ |
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template <typename std::streamsize bufsize, class charT=char, class traits=std::char_traits<char> > |
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template <std::streamsize bufsize, class charT=char, class traits=std::char_traits<char> > |
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class Netbuf : public std::basic_streambuf<charT, traits> { |
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class Netbuf : public std::basic_streambuf<charT, traits> { |
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public: |
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public: |
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/// int type |
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/// int type |
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Lines 70-75
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/// char type |
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/// char type |
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typedef typename std::basic_streambuf<charT, traits>::char_type char_type; |
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typedef typename std::basic_streambuf<charT, traits>::char_type char_type; |
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/// traits type |
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typedef typename std::basic_streambuf<charT, traits>::traits_type traits_type; |
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//#################################################################### |
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//#################################################################### |
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/** |
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/** |
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* Construct a Netxx::Netbuf object and link it to the given StreamBase |
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* Construct a Netxx::Netbuf object and link it to the given StreamBase |
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Lines 142-167
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//############################################################################# |
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//############################################################################# |
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template<std::streamsize bufsize, class charT, class traits> |
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template<std::streamsize bufsize, class charT, class traits> |
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int Netbuf<bufsize, charT, traits>::buffer_out (void) { |
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int Netbuf<bufsize, charT, traits>::buffer_out (void) { |
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int length = pptr() - pbase(); |
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int length = this->pptr() - this->pbase(); |
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int rc = stream_.write(putbuf_, length); |
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int rc = stream_.write(putbuf_, length); |
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pbump(-length); |
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this->pbump(-length); |
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return rc; |
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return rc; |
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} |
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} |
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//############################################################################# |
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//############################################################################# |
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template<std::streamsize bufsize, class charT, class traits> |
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template<std::streamsize bufsize, class charT, class traits> |
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typename Netbuf<bufsize, charT, traits>::int_type Netbuf<bufsize, charT, traits>::underflow (void) { |
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typename Netbuf<bufsize, charT, traits>::int_type Netbuf<bufsize, charT, traits>::underflow (void) { |
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if (gptr() < egptr()) return traits_type::to_int_type(*gptr()); |
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if (this->gptr() < this->egptr()) return traits_type::to_int_type(*(this->gptr())); |
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if (buffer_in() < 0) return traits_type::eof(); |
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if (buffer_in() < 0) return traits_type::eof(); |
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else return traits_type::to_int_type(*gptr()); |
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else return traits_type::to_int_type(*(this->gptr())); |
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} |
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} |
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//############################################################################# |
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//############################################################################# |
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template<std::streamsize bufsize, class charT, class traits> |
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template<std::streamsize bufsize, class charT, class traits> |
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typename Netbuf<bufsize, charT, traits>::int_type Netbuf<bufsize, charT, traits>::pbackfail(int_type c) { |
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typename Netbuf<bufsize, charT, traits>::int_type Netbuf<bufsize, charT, traits>::pbackfail(int_type c) { |
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if (gptr() != eback()) { |
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if (this->gptr() != this->eback()) { |
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gbump(-1); |
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this->gbump(-1); |
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if (!traits_type::eq_int_type(c, traits_type::eof())) { |
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if (!traits_type::eq_int_type(c, traits_type::eof())) { |
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*(gptr()) = traits_type::to_char_type(c); |
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*(this->gptr()) = traits_type::to_char_type(c); |
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} |
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} |
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return traits_type::not_eof(c); |
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return traits_type::not_eof(c); |
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Lines 172-185
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//############################################################################# |
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//############################################################################# |
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template<std::streamsize bufsize, class charT, class traits> |
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template<std::streamsize bufsize, class charT, class traits> |
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int Netbuf<bufsize, charT, traits>::buffer_in (void) { |
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int Netbuf<bufsize, charT, traits>::buffer_in (void) { |
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std::streamsize number_putbacks = std::min(gptr() - eback(), PUTBACK_SIZE); |
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std::streamsize number_putbacks = std::min(this->gptr() - this->eback(), PUTBACK_SIZE); |
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std::memcpy(getbuf_ + (PUTBACK_SIZE - number_putbacks) * sizeof(char_type), |
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std::memcpy(getbuf_ + (PUTBACK_SIZE - number_putbacks) * sizeof(char_type), |
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gptr() - number_putbacks * sizeof(char_type), number_putbacks * sizeof(char_type)); |
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this->gptr() - number_putbacks * sizeof(char_type), number_putbacks * sizeof(char_type)); |
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int rc = stream_.read(getbuf_ + PUTBACK_SIZE * sizeof(char_type), bufsize - PUTBACK_SIZE); |
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int rc = stream_.read(getbuf_ + PUTBACK_SIZE * sizeof(char_type), bufsize - PUTBACK_SIZE); |
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if (rc <= 0) { |
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if (rc <= 0) { |
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setg(0, 0, 0); |
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this->setg(0, 0, 0); |
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return -1; |
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return -1; |
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} else { |
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} else { |
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setg(getbuf_ + PUTBACK_SIZE - number_putbacks, getbuf_ + PUTBACK_SIZE, getbuf_ + PUTBACK_SIZE + rc); |
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setg(getbuf_ + PUTBACK_SIZE - number_putbacks, getbuf_ + PUTBACK_SIZE, getbuf_ + PUTBACK_SIZE + rc); |
