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author | Jean-Michel Trivi <jmtrivi@google.com> | 2015-07-15 15:37:57 -0700 |
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committer | Jean-Michel Trivi <jmtrivi@google.com> | 2015-07-15 17:09:51 -0700 |
commit | a9be2d378b7ad84e679a48efa81f42fb54f85d9a (patch) | |
tree | 587d34728dac3517a213d6d2a9a6ebdecd4e7531 /utility/FullIo.hpp | |
parent | c99720d29f2ee618cc74c9336d2cd2a26544c020 (diff) | |
download | external_parameter-framework-a9be2d378b7ad84e679a48efa81f42fb54f85d9a.zip external_parameter-framework-a9be2d378b7ad84e679a48efa81f42fb54f85d9a.tar.gz external_parameter-framework-a9be2d378b7ad84e679a48efa81f42fb54f85d9a.tar.bz2 |
Drop release v2.6.0+no-stlport
Bug 246391
Change-Id: I662b7b0f90c97cb169978e1b64ad1fe32c440cf5
Signed-off-by: Jean-Michel Trivi <jmtrivi@google.com>
Diffstat (limited to 'utility/FullIo.hpp')
-rw-r--r-- | utility/FullIo.hpp | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/utility/FullIo.hpp b/utility/FullIo.hpp new file mode 100644 index 0000000..353551d --- /dev/null +++ b/utility/FullIo.hpp @@ -0,0 +1,68 @@ +/* + * Copyright (c) 2015, Intel Corporation + * All rights reserved. + * + * 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 of the copyright holder 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 HOLDER 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. + */ + +#pragma once + +#include <cstddef> + +namespace utility +{ + +/** Write *completely* a buffer in a file descriptor. + * + * A wrapper around unistd::write that resumes write on incomplete access + * and EAGAIN/EINTR error. + * + * @see man 2 write for the parameters. + * + * @return true if the buffer could be completely written, + * false on failure (see write's man errno section). + */ +bool fullWrite(int fd, const void *buf, size_t count); + +/** Fill a buffer from a file descriptor. + * + * A wrapper around unistd::read that resumes read on incomplete access + * and EAGAIN/EINTR error. + * + * @see man 2 read for the parameters. + * + * @return true if the buffer could be completely fill, + * false on failure (see read's man errno section). + * + * If the buffer could not be filled due to an EOF, return false but set + * errno to 0. + * @TODO Add a custom strerror to prevent logging "success" (`sterror(0)`) on + * EOF errors ? + */ +bool fullRead(int fd, void *buf, size_t count); + +} // namespace utility + |