// ucoolib - Microcontroller object oriented library. {{{ // // Copyright (C) 2012 Nicolas Schodet // // Permission is hereby granted, free of charge, to any person obtaining a // copy of this software and associated documentation files (the "Software"), // to deal in the Software without restriction, including without limitation // the rights to use, copy, modify, merge, publish, distribute, sublicense, // and/or sell copies of the Software, and to permit persons to whom the // Software is furnished to do so, subject to the following conditions: // // The above copyright notice and this permission notice shall be included in // all copies or substantial portions of the Software. // // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER // DEALINGS IN THE SOFTWARE. // // }}} #include "stdio.hh" #include namespace ucoo { /// Callback to read a stream. ssize_t stream_io_read (void *cookie, char *buf, size_t n) { Stream *stream = static_cast (cookie); int r = stream->read (buf, n); if (r == -2) return 0; else return r; } /// Callback to write a stream. ssize_t stream_io_write (void *cookie, const char *buf, size_t n) { Stream *stream = static_cast (cookie); int r = stream->write (buf, n); return r; } /// Table of callback for fopencookie. static const cookie_io_functions_t stream_io_functions = { stream_io_read, stream_io_write, NULL, NULL, }; FILE * fstreamopen (Stream &stream, const char *mode) { // fopencookie is a glibc extension also implemented in newlib, nice! return fopencookie (static_cast (&stream), mode, stream_io_functions); } } // namespace ucoo