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Diffstat (limited to 'include/lib/ArduinoJson/Strings/ConstRamStringAdapter.hpp')
-rw-r--r-- | include/lib/ArduinoJson/Strings/ConstRamStringAdapter.hpp | 62 |
1 files changed, 62 insertions, 0 deletions
diff --git a/include/lib/ArduinoJson/Strings/ConstRamStringAdapter.hpp b/include/lib/ArduinoJson/Strings/ConstRamStringAdapter.hpp new file mode 100644 index 0000000..ec7d53a --- /dev/null +++ b/include/lib/ArduinoJson/Strings/ConstRamStringAdapter.hpp @@ -0,0 +1,62 @@ +// ArduinoJson - https://arduinojson.org +// Copyright Benoit Blanchon 2014-2021 +// 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 |