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Use size_t instead of unsigned int in FixedSizeData

This commit is contained in:
Sebastian Messmer 2015-10-27 20:59:08 +01:00
parent 248f0b0d61
commit 9e67e52dc8
1 changed files with 19 additions and 19 deletions
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38
data/FixedSizeData.h
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@ -9,14 +9,14 @@
namespace cpputils {
template<unsigned int SIZE>
template<size_t SIZE>
class FixedSizeData final {
public:
//Non-virtual destructor because we want objects to be small
~FixedSizeData() {}
static constexpr unsigned int BINARY_LENGTH = SIZE;
static constexpr unsigned int STRING_LENGTH = 2 * BINARY_LENGTH; // Hex encoding
static constexpr size_t BINARY_LENGTH = SIZE;
static constexpr size_t STRING_LENGTH = 2 * BINARY_LENGTH; // Hex encoding
//TODO Test Null()
static FixedSizeData<SIZE> Null();
@ -35,27 +35,27 @@ public:
private:
FixedSizeData() {}
template<unsigned int _SIZE> friend class FixedSizeData;
template<size_t _SIZE> friend class FixedSizeData;
unsigned char _data[BINARY_LENGTH];
};
template<unsigned int SIZE> bool operator==(const FixedSizeData<SIZE> &lhs, const FixedSizeData<SIZE> &rhs);
template<unsigned int SIZE> bool operator!=(const FixedSizeData<SIZE> &lhs, const FixedSizeData<SIZE> &rhs);
template<size_t SIZE> bool operator==(const FixedSizeData<SIZE> &lhs, const FixedSizeData<SIZE> &rhs);
template<size_t SIZE> bool operator!=(const FixedSizeData<SIZE> &lhs, const FixedSizeData<SIZE> &rhs);
// ----- Implementation -----
template<unsigned int SIZE> constexpr unsigned int FixedSizeData<SIZE>::BINARY_LENGTH;
template<unsigned int SIZE> constexpr unsigned int FixedSizeData<SIZE>::STRING_LENGTH;
template<size_t SIZE> constexpr size_t FixedSizeData<SIZE>::BINARY_LENGTH;
template<size_t SIZE> constexpr size_t FixedSizeData<SIZE>::STRING_LENGTH;
template<unsigned int SIZE>
template<size_t SIZE>
FixedSizeData<SIZE> FixedSizeData<SIZE>::Null() {
FixedSizeData<SIZE> result;
std::memset(result._data, 0, BINARY_LENGTH);
return result;
}
template<unsigned int SIZE>
template<size_t SIZE>
FixedSizeData<SIZE> FixedSizeData<SIZE>::FromString(const std::string &data) {
ASSERT(data.size() == STRING_LENGTH, "Wrong string size for parsing FixedSizeData");
FixedSizeData<SIZE> result;
@ -67,7 +67,7 @@ FixedSizeData<SIZE> FixedSizeData<SIZE>::FromString(const std::string &data) {
return result;
}
template<unsigned int SIZE>
template<size_t SIZE>
std::string FixedSizeData<SIZE>::ToString() const {
std::string result;
CryptoPP::ArraySource(_data, BINARY_LENGTH, true,
@ -79,29 +79,29 @@ std::string FixedSizeData<SIZE>::ToString() const {
return result;
}
template<unsigned int SIZE>
template<size_t SIZE>
const unsigned char *FixedSizeData<SIZE>::data() const {
return _data;
}
template<unsigned int SIZE>
template<size_t SIZE>
unsigned char *FixedSizeData<SIZE>::data() {
return const_cast<unsigned char*>(const_cast<const FixedSizeData<SIZE>*>(this)->data());
}
template<unsigned int SIZE>
template<size_t SIZE>
void FixedSizeData<SIZE>::ToBinary(void *target) const {
std::memcpy(target, _data, BINARY_LENGTH);
}
template<unsigned int SIZE>
template<size_t SIZE>
FixedSizeData<SIZE> FixedSizeData<SIZE>::FromBinary(const void *source) {
FixedSizeData<SIZE> result;
std::memcpy(result._data, source, BINARY_LENGTH);
return result;
}
template<unsigned int SIZE> template<size_t size>
template<size_t SIZE> template<size_t size>
FixedSizeData<size> FixedSizeData<SIZE>::take() const {
static_assert(size <= SIZE, "Out of bounds");
FixedSizeData<size> result;
@ -109,7 +109,7 @@ FixedSizeData<size> FixedSizeData<SIZE>::take() const {
return result;
}
template<unsigned int SIZE> template<size_t size>
template<size_t SIZE> template<size_t size>
FixedSizeData<SIZE-size> FixedSizeData<SIZE>::drop() const {
static_assert(size <= SIZE, "Out of bounds");
FixedSizeData<SIZE-size> result;
@ -117,12 +117,12 @@ FixedSizeData<SIZE-size> FixedSizeData<SIZE>::drop() const {
return result;
}
template<unsigned int SIZE>
template<size_t SIZE>
bool operator==(const FixedSizeData<SIZE> &lhs, const FixedSizeData<SIZE> &rhs) {
return 0 == std::memcmp(lhs.data(), rhs.data(), FixedSizeData<SIZE>::BINARY_LENGTH);
}
template<unsigned int SIZE>
template<size_t SIZE>
bool operator!=(const FixedSizeData<SIZE> &lhs, const FixedSizeData<SIZE> &rhs) {
return !operator==(lhs, rhs);
}