mirror of
https://github.com/OpenRCT2/OpenRCT2
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62 lines
1.9 KiB
C++
62 lines
1.9 KiB
C++
#pragma region Copyright (c) 2014-2016 OpenRCT2 Developers
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/*****************************************************************************
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* OpenRCT2, an open source clone of Roller Coaster Tycoon 2.
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*
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* OpenRCT2 is the work of many authors, a full list can be found in contributors.md
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* For more information, visit https://github.com/OpenRCT2/OpenRCT2
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*
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* OpenRCT2 is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* A full copy of the GNU General Public License can be found in licence.txt
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*****************************************************************************/
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#pragma endregion
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#include "FileStream.hpp"
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#include "Json.hpp"
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#include "Memory.hpp"
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#include "String.hpp"
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namespace Json
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{
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json_t * ReadFromFile(const utf8 * path, size_t maxSize)
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{
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json_t * json = nullptr;
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auto fs = FileStream(path, FILE_MODE_OPEN);
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size_t fileLength = (size_t)fs.GetLength();
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if (fileLength > maxSize)
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{
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throw IOException("Json file too large.");
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}
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utf8 * fileData = Memory::Allocate<utf8>(fileLength + 1);
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fs.Read(fileData, fileLength);
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fileData[fileLength] = '\0';
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json_error_t jsonLoadError;
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json = json_loads(fileData, 0, &jsonLoadError);
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Memory::Free(fileData);
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if (json == nullptr)
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{
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throw JsonException(&jsonLoadError);
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}
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return json;
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}
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void WriteToFile(const utf8 * path, const json_t * json, size_t flags)
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{
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// Serialise JSON
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const char * jsonOutput = json_dumps(json, flags);
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// Write to file
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auto fs = FileStream(path, FILE_MODE_WRITE);
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size_t jsonOutputSize = String::SizeOf(jsonOutput);
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fs.Write(jsonOutput, jsonOutputSize);
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}
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}
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