diff options
Diffstat (limited to 'nuttx/libc/stdio/lib_rawinstream.c')
-rw-r--r-- | nuttx/libc/stdio/lib_rawinstream.c | 107 |
1 files changed, 0 insertions, 107 deletions
diff --git a/nuttx/libc/stdio/lib_rawinstream.c b/nuttx/libc/stdio/lib_rawinstream.c deleted file mode 100644 index 55456769e..000000000 --- a/nuttx/libc/stdio/lib_rawinstream.c +++ /dev/null @@ -1,107 +0,0 @@ -/**************************************************************************** - * libc/stdio/lib_rawinstream.c - * - * Copyright (C) 2007-2009, 2011-2012 Gregory Nutt. All rights reserved. - * Author: Gregory Nutt <gnutt@nuttx.org> - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in - * the documentation and/or other materials provided with the - * distribution. - * 3. Neither the name NuttX nor the names of its contributors may be - * used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS - * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT - * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS - * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE - * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, - * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, - * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS - * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED - * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN - * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - * - ****************************************************************************/ - -/**************************************************************************** - * Included Files - ****************************************************************************/ - -#include <unistd.h> -#include <assert.h> -#include <errno.h> - -#include "lib_internal.h" - -/**************************************************************************** - * Private Functions - ****************************************************************************/ - -/**************************************************************************** - * Name: rawinstream_getc - ****************************************************************************/ - -static int rawinstream_getc(FAR struct lib_instream_s *this) -{ - FAR struct lib_rawinstream_s *rthis = (FAR struct lib_rawinstream_s *)this; - int nwritten; - char ch; - - DEBUGASSERT(this && rthis->fd >= 0); - - /* Attempt to read one character */ - - nwritten = read(rthis->fd, &ch, 1); - if (nwritten == 1) - { - this->nget++; - return ch; - } - - /* Return EOF on any failure to read from the incoming byte stream. The - * only expected error is EINTR meaning that the read was interrupted - * by a signal. A Zero return value would indicated an end-of-file - * confition. - */ - - return EOF; -} - -/**************************************************************************** - * Public Functions - ****************************************************************************/ - -/**************************************************************************** - * Name: lib_rawinstream - * - * Description: - * Initializes a stream for use with a file descriptor. - * - * Input parameters: - * rawinstream - User allocated, uninitialized instance of struct - * lib_rawinstream_s to be initialized. - * fd - User provided file/socket descriptor (must have been opened - * for the correct access). - * - * Returned Value: - * None (User allocated instance initialized). - * - ****************************************************************************/ - -void lib_rawinstream(FAR struct lib_rawinstream_s *rawinstream, int fd) -{ - rawinstream->public.get = rawinstream_getc; - rawinstream->public.nget = 0; - rawinstream->fd = fd; -} - |