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author | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2012-10-24 16:46:12 +0000 |
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committer | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2012-10-24 16:46:12 +0000 |
commit | 1bd66e95f8b9817da320c85fc77ca6466bbdaed7 (patch) | |
tree | 199c1ac47d5ce30532f7b23121bc7df2c580a8c6 /nuttx/binfmt/libelf/libelf_uninit.c | |
parent | d30053952442a0dfefbea23de238a8077ad3463e (diff) | |
download | px4-firmware-1bd66e95f8b9817da320c85fc77ca6466bbdaed7.tar.gz px4-firmware-1bd66e95f8b9817da320c85fc77ca6466bbdaed7.tar.bz2 px4-firmware-1bd66e95f8b9817da320c85fc77ca6466bbdaed7.zip |
Add framework to support loadable ELF modules (not much logic in place yet)
git-svn-id: http://svn.code.sf.net/p/nuttx/code/trunk@5250 42af7a65-404d-4744-a932-0658087f49c3
Diffstat (limited to 'nuttx/binfmt/libelf/libelf_uninit.c')
-rw-r--r-- | nuttx/binfmt/libelf/libelf_uninit.c | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/nuttx/binfmt/libelf/libelf_uninit.c b/nuttx/binfmt/libelf/libelf_uninit.c new file mode 100644 index 000000000..cd7ae7282 --- /dev/null +++ b/nuttx/binfmt/libelf/libelf_uninit.c @@ -0,0 +1,85 @@ +/**************************************************************************** + * binfmt/libelf/libelf_uninit.c + * + * Copyright (C) 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 <nuttx/config.h> + +#include <unistd.h> +#include <debug.h> +#include <errno.h> +#include <nuttx/elf.h> + +/**************************************************************************** + * Pre-Processor Definitions + ****************************************************************************/ + +/**************************************************************************** + * Private Constant Data + ****************************************************************************/ + +/**************************************************************************** + * Private Functions + ****************************************************************************/ + +/**************************************************************************** + * Public Functions + ****************************************************************************/ + +/**************************************************************************** + * Name: elf_uninit + * + * Description: + * Releases any resources committed by elf_init(). This essentially + * undoes the actions of elf_init. + * + * Returned Value: + * 0 (OK) is returned on success and a negated errno is returned on + * failure. + * + ****************************************************************************/ + +int elf_uninit(struct elf_loadinfo_s *loadinfo) +{ + if (loadinfo->filfd >= 0) + { + close(loadinfo->filfd); + } + + return OK; +} + |