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arduino-cli/libraries/ArduinoJson_6.x/ArduinoJson/Variant/SlotFunctions.hpp

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+// ArduinoJson - arduinojson.org
+// Copyright Benoit Blanchon 2014-2020
+// MIT License
+
+#pragma once
+
+#include <ArduinoJson/Polyfills/assert.hpp>
+#include <ArduinoJson/Variant/VariantData.hpp>
+
+namespace ARDUINOJSON_NAMESPACE {
+
+template <typename TAdaptedString>
+inline bool slotSetKey(VariantSlot* var, TAdaptedString key, MemoryPool* pool) {
+  if (!var)
+    return false;
+  return slotSetKey(var, key, pool, typename TAdaptedString::storage_policy());
+}
+
+template <typename TAdaptedString>
+inline bool slotSetKey(VariantSlot* var, TAdaptedString key, MemoryPool* pool,
+                       storage_policies::decide_at_runtime) {
+  if (key.isStatic()) {
+    return slotSetKey(var, key, pool, storage_policies::store_by_address());
+  } else {
+    return slotSetKey(var, key, pool, storage_policies::store_by_copy());
+  }
+}
+
+template <typename TAdaptedString>
+inline bool slotSetKey(VariantSlot* var, TAdaptedString key, MemoryPool*,
+                       storage_policies::store_by_address) {
+  ARDUINOJSON_ASSERT(var);
+  var->setKey(key.data(), storage_policies::store_by_address());
+  return true;
+}
+
+template <typename TAdaptedString>
+inline bool slotSetKey(VariantSlot* var, TAdaptedString key, MemoryPool* pool,
+                       storage_policies::store_by_copy) {
+  const char* dup = pool->saveString(key);
+  if (!dup)
+    return false;
+  ARDUINOJSON_ASSERT(var);
+  var->setKey(dup, storage_policies::store_by_copy());
+  return true;
+}
+
+inline size_t slotSize(const VariantSlot* var) {
+  size_t n = 0;
+  while (var) {
+    n++;
+    var = var->next();
+  }
+  return n;
+}
+
+inline VariantData* slotData(VariantSlot* slot) {
+  return reinterpret_cast<VariantData*>(slot);
+}
+}  // namespace ARDUINOJSON_NAMESPACE