sync with upstream

1 files changed, 170 insertions, 0 deletions

diff --git a/xbmc/utils/Variant.h b/xbmc/utils/Variant.h
new file mode 100644
index 0000000..45f8e90
--- /dev/null
+++ b/xbmc/utils/Variant.h
@@ -0,0 +1,170 @@
+/*
+ *  Copyright (C) 2005-2018 Team Kodi
+ *  This file is part of Kodi - https://kodi.tv
+ *
+ *  SPDX-License-Identifier: GPL-2.0-or-later
+ *  See LICENSES/README.md for more information.
+ */
+
+#pragma once
+
+#include <map>
+#include <stdint.h>
+#include <string>
+#include <vector>
+#include <wchar.h>
+
+int64_t str2int64(const std::string &str, int64_t fallback = 0);
+int64_t str2int64(const std::wstring &str, int64_t fallback = 0);
+uint64_t str2uint64(const std::string &str, uint64_t fallback = 0);
+uint64_t str2uint64(const std::wstring &str, uint64_t fallback = 0);
+double str2double(const std::string &str, double fallback = 0.0);
+double str2double(const std::wstring &str, double fallback = 0.0);
+
+#ifdef TARGET_WINDOWS_STORE
+#pragma pack(push)
+#pragma pack(8)
+#endif
+
+class CVariant
+{
+public:
+  enum VariantType
+  {
+    VariantTypeInteger,
+    VariantTypeUnsignedInteger,
+    VariantTypeBoolean,
+    VariantTypeString,
+    VariantTypeWideString,
+    VariantTypeDouble,
+    VariantTypeArray,
+    VariantTypeObject,
+    VariantTypeNull,
+    VariantTypeConstNull
+  };
+
+  CVariant();
+  CVariant(VariantType type);
+  CVariant(int integer);
+  CVariant(int64_t integer);
+  CVariant(unsigned int unsignedinteger);
+  CVariant(uint64_t unsignedinteger);
+  CVariant(double value);
+  CVariant(float value);
+  CVariant(bool boolean);
+  CVariant(const char *str);
+  CVariant(const char *str, unsigned int length);
+  CVariant(const std::string &str);
+  CVariant(std::string &&str);
+  CVariant(const wchar_t *str);
+  CVariant(const wchar_t *str, unsigned int length);
+  CVariant(const std::wstring &str);
+  CVariant(std::wstring &&str);
+  CVariant(const std::vector<std::string> &strArray);
+  CVariant(const std::map<std::string, std::string> &strMap);
+  CVariant(const std::map<std::string, CVariant> &variantMap);
+  CVariant(const CVariant &variant);
+  CVariant(CVariant &&rhs);
+  ~CVariant();
+
+
+
+  bool isInteger() const;
+  bool isSignedInteger() const;
+  bool isUnsignedInteger() const;
+  bool isBoolean() const;
+  bool isString() const;
+  bool isWideString() const;
+  bool isDouble() const;
+  bool isArray() const;
+  bool isObject() const;
+  bool isNull() const;
+
+  VariantType type() const;
+
+  int64_t asInteger(int64_t fallback = 0) const;
+  int32_t asInteger32(int32_t fallback = 0) const;
+  uint64_t asUnsignedInteger(uint64_t fallback = 0u) const;
+  uint32_t asUnsignedInteger32(uint32_t fallback = 0u) const;
+  bool asBoolean(bool fallback = false) const;
+  std::string asString(const std::string &fallback = "") const;
+  std::wstring asWideString(const std::wstring &fallback = L"") const;
+  double asDouble(double fallback = 0.0) const;
+  float asFloat(float fallback = 0.0f) const;
+
+  CVariant &operator[](const std::string &key);
+  const CVariant &operator[](const std::string &key) const;
+  CVariant &operator[](unsigned int position);
+  const CVariant &operator[](unsigned int position) const;
+
+  CVariant &operator=(const CVariant &rhs);
+  CVariant &operator=(CVariant &&rhs);
+  bool operator==(const CVariant &rhs) const;
+  bool operator!=(const CVariant &rhs) const { return !(*this == rhs); }
+
+  void reserve(size_t length);
+  void push_back(const CVariant &variant);
+  void push_back(CVariant &&variant);
+  void append(const CVariant &variant);
+  void append(CVariant &&variant);
+
+  const char *c_str() const;
+
+  void swap(CVariant &rhs);
+
+private:
+  typedef std::vector<CVariant> VariantArray;
+  typedef std::map<std::string, CVariant> VariantMap;
+
+public:
+  typedef VariantArray::iterator        iterator_array;
+  typedef VariantArray::const_iterator  const_iterator_array;
+
+  typedef VariantMap::iterator          iterator_map;
+  typedef VariantMap::const_iterator    const_iterator_map;
+
+  iterator_array begin_array();
+  const_iterator_array begin_array() const;
+  iterator_array end_array();
+  const_iterator_array end_array() const;
+
+  iterator_map begin_map();
+  const_iterator_map begin_map() const;
+  iterator_map end_map();
+  const_iterator_map end_map() const;
+
+  unsigned int size() const;
+  bool empty() const;
+  void clear();
+  void erase(const std::string &key);
+  void erase(unsigned int position);
+
+  bool isMember(const std::string &key) const;
+
+  static CVariant ConstNullVariant;
+
+private:
+  void cleanup();
+  union VariantUnion
+  {
+    int64_t integer;
+    uint64_t unsignedinteger;
+    bool boolean;
+    double dvalue;
+    std::string *string;
+    std::wstring *wstring;
+    VariantArray *array;
+    VariantMap *map;
+  };
+
+  VariantType m_type;
+  VariantUnion m_data;
+
+  static VariantArray EMPTY_ARRAY;
+  static VariantMap EMPTY_MAP;
+};
+
+#ifdef TARGET_WINDOWS_STORE
+#pragma pack(pop)
+#endif
+