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arduino-cli/libraries/ArduinoJson_6.x/ArduinoJson/Strings/ConstRamStringAdapter.hpp

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+// ArduinoJson - arduinojson.org
+// Copyright Benoit Blanchon 2014-2020
+// MIT License
+
+#pragma once
+
+#include <stddef.h>  // size_t
+#include <string.h>  // strcmp
+
+#include <ArduinoJson/Polyfills/safe_strcmp.hpp>
+#include <ArduinoJson/Strings/IsString.hpp>
+#include <ArduinoJson/Strings/StoragePolicy.hpp>
+
+namespace ARDUINOJSON_NAMESPACE {
+
+class ConstRamStringAdapter {
+ public:
+  ConstRamStringAdapter(const char* str = 0) : _str(str) {}
+
+  int compare(const char* other) const {
+    return safe_strcmp(_str, other);
+  }
+
+  bool equals(const char* expected) const {
+    return compare(expected) == 0;
+  }
+
+  bool isNull() const {
+    return !_str;
+  }
+
+  size_t size() const {
+    if (!_str)
+      return 0;
+    return strlen(_str);
+  }
+
+  const char* data() const {
+    return _str;
+  }
+
+  const char* begin() const {
+    return _str;
+  }
+
+  typedef storage_policies::store_by_address storage_policy;
+
+ protected:
+  const char* _str;
+};
+
+template <>
+struct IsString<const char*> : true_type {};
+
+template <int N>
+struct IsString<const char[N]> : true_type {};
+
+inline ConstRamStringAdapter adaptString(const char* str) {
+  return ConstRamStringAdapter(str);
+}
+
+}  // namespace ARDUINOJSON_NAMESPACE