AMDG On 1/28/2011 11:04 PM, Artyom wrote:
// with a string-aware function socket.read(my_string); if (!is_valid_utf8(my_string.begin(),my_string.end())) ....
// with a C interface std::vector<char> vec; vec.resize(MY_BUFSIZE); int len = recv(socket, vec.data(), MY_BUFSIZE, 0); if (len>= 0) { vec.resize(len); if (!is_valid_utf8(vec.begin(), vec.end())) .... }
// conversion for Windows API std::vector<wchar_t> vec; vec.resize(count_codepoints<utf8>(mystring.begin(), mystring.end())); convert<utf8,utf16>(mystring.begin(), mystring.end(), vec.begin()); HRESULT hr = WriteFile(handle, vec.data(), vec.size(),&dwBytesWritten, NULL); ...
Notice vector is not string and it requires additional copy
An additional copy compared to what? I don't see anything particularly wrong with using vector here. In Christ, Steven Watanabe