| /* |
| * Copyright (c) 2011-2015, 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. |
| */ |
| #include "ParameterBlackboard.h" |
| #include "Iterator.hpp" |
| #include "AlwaysAssert.hpp" |
| #include <algorithm> |
| |
| // Size |
| void CParameterBlackboard::setSize(size_t size) |
| { |
| mBlackboard.resize(size); |
| } |
| |
| size_t CParameterBlackboard::getSize() const |
| { |
| return mBlackboard.size(); |
| } |
| |
| // Single parameter access |
| void CParameterBlackboard::writeInteger(const void *pvSrcData, size_t size, size_t offset) |
| { |
| assertValidAccess(offset, size); |
| |
| auto first = MAKE_ARRAY_ITERATOR(static_cast<const uint8_t *>(pvSrcData), size); |
| auto last = first + size; |
| auto dest_first = atOffset(offset); |
| |
| std::copy(first, last, dest_first); |
| } |
| |
| void CParameterBlackboard::readInteger(void *pvDstData, size_t size, size_t offset) const |
| { |
| assertValidAccess(offset, size); |
| |
| auto first = atOffset(offset); |
| auto last = first + size; |
| auto dest_first = MAKE_ARRAY_ITERATOR(static_cast<uint8_t *>(pvDstData), size); |
| |
| std::copy(first, last, dest_first); |
| } |
| |
| void CParameterBlackboard::writeString(const std::string &input, size_t offset) |
| { |
| assertValidAccess(offset, input.size() + 1); |
| |
| auto dest_last = std::copy(begin(input), end(input), atOffset(offset)); |
| *dest_last = '\0'; |
| } |
| |
| void CParameterBlackboard::readString(std::string &output, size_t offset) const |
| { |
| // As the string is null terminated in the blackboard, |
| // the size that will be read is not known. (>= 1) |
| assertValidAccess(offset, sizeof('\0')); |
| |
| // Get the pointer to the null terminated string |
| const uint8_t *first = &mBlackboard[offset]; |
| output = reinterpret_cast<const char *>(first); |
| } |
| |
| void CParameterBlackboard::writeBuffer(const void *pvSrcData, size_t size, size_t offset) |
| { |
| writeInteger(pvSrcData, size, offset); |
| } |
| void CParameterBlackboard::readBuffer(void *pvDstData, size_t size, size_t offset) const |
| { |
| readInteger(pvDstData, size, offset); |
| } |
| |
| // Element access |
| void CParameterBlackboard::writeBytes(const std::vector<uint8_t> &bytes, size_t offset) |
| { |
| assertValidAccess(offset, bytes.size()); |
| |
| std::copy(begin(bytes), end(bytes), atOffset(offset)); |
| } |
| |
| void CParameterBlackboard::readBytes(std::vector<uint8_t> &bytes, size_t offset) const |
| { |
| assertValidAccess(offset, bytes.size()); |
| |
| std::copy_n(atOffset(offset), bytes.size(), begin(bytes)); |
| } |
| |
| // Access from/to subsystems |
| uint8_t *CParameterBlackboard::getLocation(size_t offset) |
| { |
| assertValidAccess(offset, 1); |
| return &mBlackboard[offset]; |
| } |
| |
| // Configuration handling |
| void CParameterBlackboard::restoreFrom(const CParameterBlackboard *pFromBlackboard, size_t offset) |
| { |
| const auto &fromBB = pFromBlackboard->mBlackboard; |
| assertValidAccess(offset, fromBB.size()); |
| std::copy(begin(fromBB), end(fromBB), atOffset(offset)); |
| } |
| |
| void CParameterBlackboard::saveTo(CParameterBlackboard *pToBlackboard, size_t offset) const |
| { |
| auto &toBB = pToBlackboard->mBlackboard; |
| assertValidAccess(offset, toBB.size()); |
| std::copy_n(atOffset(offset), toBB.size(), begin(toBB)); |
| } |
| |
| void CParameterBlackboard::assertValidAccess(size_t offset, size_t size) const |
| { |
| ALWAYS_ASSERT(offset + size <= getSize(), |
| "Invalid data size access: offset=" << offset << " size=" << size |
| << "reference size=" << getSize()); |
| } |