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Added BasicJsonDocument::shrinkToFit()

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Benoit Blanchon
2019-11-07 15:40:20 +01:00
parent 1b8107094f
commit 062c1c13b5
13 changed files with 270 additions and 19 deletions
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16
src/ArduinoJson/Collection/CollectionImpl.hpp
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@@ -160,4 +160,20 @@ inline size_t CollectionData::size() const {
return slotSize(_head);
}
template <typename T>
inline void movePointer(T*& p, ptrdiff_t offset) {
if (!p) return;
p = reinterpret_cast<T*>(
reinterpret_cast<void*>(reinterpret_cast<char*>(p) + offset));
ARDUINOJSON_ASSERT(isAligned(p));
}
inline void CollectionData::movePointers(ptrdiff_t stringDistance,
ptrdiff_t variantDistance) {
movePointer(_head, variantDistance);
movePointer(_tail, variantDistance);
for (VariantSlot* slot = _head; slot; slot = slot->next())
slot->movePointers(stringDistance, variantDistance);
}
} // namespace ARDUINOJSON_NAMESPACE