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// ArduinoJson - https://arduinojson.org
// Copyright Benoit Blanchon 2014-2021
// MIT License
#pragma once
#include "lib/ArduinoJson/Namespace.hpp"
#include <stddef.h> // size_t
namespace ARDUINOJSON_NAMESPACE {
#if ARDUINOJSON_ENABLE_ALIGNMENT
inline bool isAligned(size_t value) {
const size_t mask = sizeof(void *) - 1;
size_t addr = value;
return (addr & mask) == 0;
}
inline size_t addPadding(size_t bytes) {
const size_t mask = sizeof(void *) - 1;
return (bytes + mask) & ~mask;
}
template <size_t bytes>
struct AddPadding {
static const size_t mask = sizeof(void *) - 1;
static const size_t value = (bytes + mask) & ~mask;
};
#else
inline bool isAligned(size_t) {
return true;
}
inline size_t addPadding(size_t bytes) {
return bytes;
}
template <size_t bytes>
struct AddPadding {
static const size_t value = bytes;
};
#endif
template <typename T>
inline bool isAligned(T *ptr) {
return isAligned(reinterpret_cast<size_t>(ptr));
}
template <typename T>
inline T *addPadding(T *p) {
size_t address = addPadding(reinterpret_cast<size_t>(p));
return reinterpret_cast<T *>(address);
}
} // namespace ARDUINOJSON_NAMESPACE
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