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author | Daniel Friesel <daniel.friesel@uos.de> | 2021-05-12 09:12:09 +0200 |
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committer | Daniel Friesel <daniel.friesel@uos.de> | 2021-05-12 09:12:09 +0200 |
commit | 39895a677e5d370824e702cfe90ebc67737b8482 (patch) | |
tree | ff5b4cc9e373d33a795d50d9333e05549bd9f2b8 /include/lib/ArduinoJson/Deserialization/Readers/StdStreamReader.hpp | |
parent | 42e7fdf01c3a5701bb51e93ad6c650c3dbbc5450 (diff) |
import ArduinoJson 6.18.0
Diffstat (limited to 'include/lib/ArduinoJson/Deserialization/Readers/StdStreamReader.hpp')
-rw-r--r-- | include/lib/ArduinoJson/Deserialization/Readers/StdStreamReader.hpp | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/include/lib/ArduinoJson/Deserialization/Readers/StdStreamReader.hpp b/include/lib/ArduinoJson/Deserialization/Readers/StdStreamReader.hpp new file mode 100644 index 0000000..eebaa2c --- /dev/null +++ b/include/lib/ArduinoJson/Deserialization/Readers/StdStreamReader.hpp @@ -0,0 +1,29 @@ +// ArduinoJson - https://arduinojson.org +// Copyright Benoit Blanchon 2014-2021 +// MIT License + +#pragma once + +#include <istream> + +namespace ARDUINOJSON_NAMESPACE { + +template <typename TSource> +struct Reader<TSource, typename enable_if< + is_base_of<std::istream, TSource>::value>::type> { + public: + explicit Reader(std::istream& stream) : _stream(&stream) {} + + int read() { + return _stream->get(); + } + + size_t readBytes(char* buffer, size_t length) { + _stream->read(buffer, static_cast<std::streamsize>(length)); + return static_cast<size_t>(_stream->gcount()); + } + + private: + std::istream* _stream; +}; +} // namespace ARDUINOJSON_NAMESPACE |