// data_input_file.cc // robert - programme du robot 2005. {{{ // // Copyright (C) 2005 Nicolas Schodet // // Robot APB Team/Efrei 2005. // Web: http://assos.efrei.fr/robot/ // Email: robot AT efrei DOT fr // // This program is free software; you can redistribute it and/or modify // it under the terms of the GNU General Public License as published by // the Free Software Foundation; either version 2 of the License, or // (at your option) any later version. // // This program is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // // You should have received a copy of the GNU General Public License // along with this program; if not, write to the Free Software // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. // // }}} #include "data_input_file.hh" #include "utils/errno_exception.hh" /// Constructeur. DataInputFile::DataInputFile (const std::string &name) : name_ (name), file_ (name.c_str ()) { if (!file_) throw errno_exception (name_, errno); } /// Lit des données. Même convention que le read de la libc, mais lance /// une exception en cas d'erreur. unsigned DataInputFile::read (uint8_t *buf, unsigned size) { file_.read (reinterpret_cast (buf), size); if (file_.bad ()) throw errno_exception (name_, errno); return file_.gcount (); }