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Diffstat (limited to 'src/components/utils/src/convert_utils.cc')
-rw-r--r-- | src/components/utils/src/convert_utils.cc | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/src/components/utils/src/convert_utils.cc b/src/components/utils/src/convert_utils.cc new file mode 100644 index 0000000000..319b231a96 --- /dev/null +++ b/src/components/utils/src/convert_utils.cc @@ -0,0 +1,72 @@ +/* + * Copyright (c) 2016, Ford Motor Company + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * 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. + * + * Neither the name of the Ford Motor Company 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 "utils/convert_utils.h" +#include <stdint.h> +#include <limits> +#include <algorithm> +#include "utils/macro.h" + +long long int utils::ConvertInt64ToLongLongInt(const int64_t value) { + DCHECK(value >= std::numeric_limits<long long int>::min()); + DCHECK(value <= std::numeric_limits<long long int>::max()); + return static_cast<long long int>(value); +} + +int64_t utils::ConvertLongLongIntToInt64(const long long int value) { + DCHECK_OR_RETURN( + value >= std::numeric_limits<int64_t>::min(), + std::min<int64_t>(value, std::numeric_limits<int64_t>::min())); + DCHECK_OR_RETURN( + value <= std::numeric_limits<int64_t>::max(), + std::max<int64_t>(value, std::numeric_limits<int64_t>::max())); + return static_cast<int64_t>(value); +} + +unsigned long long int utils::ConvertUInt64ToLongLongUInt( + const uint64_t value) { + DCHECK(value >= std::numeric_limits<unsigned long long int>::min()); + DCHECK(value <= std::numeric_limits<unsigned long long int>::max()); + return static_cast<unsigned long long int>(value); +} + +uint64_t utils::ConvertLongLongUIntToUInt64( + const unsigned long long int value) { + DCHECK_OR_RETURN( + value >= std::numeric_limits<uint64_t>::min(), + std::min<uint64_t>(value, std::numeric_limits<uint64_t>::min())); + DCHECK_OR_RETURN( + value <= std::numeric_limits<uint64_t>::max(), + std::max<uint64_t>(value, std::numeric_limits<uint64_t>::max())); + + return static_cast<uint64_t>(value); +} |