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author | jgoppert <james.goppert@gmail.com> | 2013-01-06 15:41:23 -0500 |
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committer | jgoppert <james.goppert@gmail.com> | 2013-01-06 15:41:23 -0500 |
commit | 8888b73e160520e5b15e168998013f4a5f6e64c0 (patch) | |
tree | cbcbf2bad22010b9af7929ac6ff42c271b69a0e7 /apps/systemlib/control/block/BlockParam.cpp | |
parent | d9491b20cc5fc8b683eb0f60a50da6b322b55e57 (diff) | |
download | px4-firmware-8888b73e160520e5b15e168998013f4a5f6e64c0.tar.gz px4-firmware-8888b73e160520e5b15e168998013f4a5f6e64c0.tar.bz2 px4-firmware-8888b73e160520e5b15e168998013f4a5f6e64c0.zip |
Added control library.
Diffstat (limited to 'apps/systemlib/control/block/BlockParam.cpp')
-rw-r--r-- | apps/systemlib/control/block/BlockParam.cpp | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/apps/systemlib/control/block/BlockParam.cpp b/apps/systemlib/control/block/BlockParam.cpp new file mode 100644 index 000000000..b3f49f7db --- /dev/null +++ b/apps/systemlib/control/block/BlockParam.cpp @@ -0,0 +1,77 @@ +/**************************************************************************** + * + * Copyright (C) 2012 PX4 Development Team. 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 PX4 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. + * + ****************************************************************************/ + +/** + * @file Blockparam.cpp + * + * Controller library code + */ + +#include <math.h> +#include <stdio.h> +#include <string.h> + +#include "BlockParam.hpp" + +namespace control +{ + +BlockParamBase::BlockParamBase(Block *parent, const char *name) : + _handle(PARAM_INVALID) +{ + char fullname[blockNameLengthMax]; + + if (parent == NULL) { + strncpy(fullname, name, blockNameLengthMax); + + } else { + char parentName[blockNameLengthMax]; + parent->getName(parentName, blockNameLengthMax); + + if (!strcmp(name, "")) { + strncpy(fullname, parentName, blockNameLengthMax); + + } else { + snprintf(fullname, blockNameLengthMax, "%s_%s", parentName, name); + } + + parent->getParams().add(this); + } + + _handle = param_find(fullname); + + if (_handle == PARAM_INVALID) + printf("error finding param: %s\n", fullname); +}; + +} // namespace control |