Open the file using the specified path.
void open( const char * path, file_base::flags open_flags); » more... void open( const char * path, file_base::flags open_flags, asio::error_code & ec); » more... void open( const std::string & path, file_base::flags open_flags); » more... void open( const std::string & path, file_base::flags open_flags, asio::error_code & ec); » more...