From 4207f9c279e832e3afcb3f5fc6cd8d84cb4cfe4c Mon Sep 17 00:00:00 2001
From: Sven Gothel <sgothel@jausoft.com>
Date: Sat, 28 Mar 2015 01:43:35 +0100
Subject: Bump OculusVR RIFT SDK to 0.5.0.1
---
LibOVR/Src/Kernel/OVR_String.h | 658 -----------------------------------------
1 file changed, 658 deletions(-)
delete mode 100644 LibOVR/Src/Kernel/OVR_String.h
(limited to 'LibOVR/Src/Kernel/OVR_String.h')
diff --git a/LibOVR/Src/Kernel/OVR_String.h b/LibOVR/Src/Kernel/OVR_String.h
deleted file mode 100644
index ecef940..0000000
--- a/LibOVR/Src/Kernel/OVR_String.h
+++ /dev/null
@@ -1,658 +0,0 @@
-/************************************************************************************
-
-PublicHeader: OVR_Kernel.h
-Filename : OVR_String.h
-Content : String UTF8 string implementation with copy-on-write semantics
- (thread-safe for assignment but not modification).
-Created : September 19, 2012
-Notes :
-
-Copyright : Copyright 2014 Oculus VR, LLC All Rights reserved.
-
-Licensed under the Oculus VR Rift SDK License Version 3.2 (the "License");
-you may not use the Oculus VR Rift SDK except in compliance with the License,
-which is provided at the time of installation or download, or which
-otherwise accompanies this software in either electronic or hard copy form.
-
-You may obtain a copy of the License at
-
-http://www.oculusvr.com/licenses/LICENSE-3.2
-
-Unless required by applicable law or agreed to in writing, the Oculus VR SDK
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-
-************************************************************************************/
-
-#ifndef OVR_String_h
-#define OVR_String_h
-
-#include "OVR_Types.h"
-#include "OVR_Allocator.h"
-#include "OVR_UTF8Util.h"
-#include "OVR_Atomic.h"
-#include "OVR_Std.h"
-#include "OVR_Alg.h"
-
-namespace OVR {
-
-// ***** Classes
-
-class String;
-class StringBuffer;
-
-
-//-----------------------------------------------------------------------------------
-// ***** String Class
-
-// String is UTF8 based string class with copy-on-write implementation
-// for assignment.
-
-class String
-{
-protected:
-
- enum FlagConstants
- {
- //Flag_GetLength = 0x7FFFFFFF,
- // This flag is set if GetLength() == GetSize() for a string.
- // Avoid extra scanning is Substring and indexing logic.
- Flag_LengthIsSizeShift = (sizeof(size_t)*8 - 1)
- };
-
-
- // Internal structure to hold string data
- struct DataDesc
- {
- // Number of bytes. Will be the same as the number of chars if the characters
- // are ascii, may not be equal to number of chars in case string data is UTF8.
- size_t Size;
- volatile int32_t RefCount;
- char Data[1];
-
- void AddRef()
- {
- AtomicOps<int32_t>::ExchangeAdd_NoSync(&RefCount, 1);
- }
- // Decrement ref count. This needs to be thread-safe, since
- // a different thread could have also decremented the ref count.
- // For example, if u start off with a ref count = 2. Now if u
- // decrement the ref count and check against 0 in different
- // statements, a different thread can also decrement the ref count
- // in between our decrement and checking against 0 and will find
- // the ref count = 0 and delete the object. This will lead to a crash
- // when context switches to our thread and we'll be trying to delete
- // an already deleted object. Hence decrementing the ref count and
- // checking against 0 needs to made an atomic operation.
- void Release()
- {
- if ((AtomicOps<int32_t>::ExchangeAdd_NoSync(&RefCount, -1) - 1) == 0)
- OVR_FREE(this);
- }
-
- static size_t GetLengthFlagBit() { return size_t(1) << Flag_LengthIsSizeShift; }
- size_t GetSize() const { return Size & ~GetLengthFlagBit() ; }
- size_t GetLengthFlag() const { return Size & GetLengthFlagBit(); }
- bool LengthIsSize() const { return GetLengthFlag() != 0; }
- };
-
- // Heap type of the string is encoded in the lower bits.
- enum HeapType
- {
- HT_Global = 0, // Heap is global.
- HT_Local = 1, // SF::String_loc: Heap is determined based on string's address.
- HT_Dynamic = 2, // SF::String_temp: Heap is stored as a part of the class.
- HT_Mask = 3
- };
-
- union {
- DataDesc* pData;
- size_t HeapTypeBits;
- };
- typedef union {
- DataDesc* pData;
- size_t HeapTypeBits;
- } DataDescUnion;
-
- inline HeapType GetHeapType() const { return (HeapType) (HeapTypeBits & HT_Mask); }
-
- inline DataDesc* GetData() const
- {
- DataDescUnion u;
- u.pData = pData;
- u.HeapTypeBits = (u.HeapTypeBits & ~(size_t)HT_Mask);
- return u.pData;
- }
-
- inline void SetData(DataDesc* pdesc)
- {
- HeapType ht = GetHeapType();
- pData = pdesc;
- OVR_ASSERT((HeapTypeBits & HT_Mask) == 0);
- HeapTypeBits |= ht;
- }
-
-
- DataDesc* AllocData(size_t size, size_t lengthIsSize);
- DataDesc* AllocDataCopy1(size_t size, size_t lengthIsSize,
- const char* pdata, size_t copySize);
- DataDesc* AllocDataCopy2(size_t size, size_t lengthIsSize,
- const char* pdata1, size_t copySize1,
- const char* pdata2, size_t copySize2);
-
- // Special constructor to avoid data initalization when used in derived class.
- struct NoConstructor { };
- String(const NoConstructor&) { }
-
-public:
-
- // For initializing string with dynamic buffer
- struct InitStruct
- {
- virtual ~InitStruct() { }
- virtual void InitString(char* pbuffer, size_t size) const = 0;
- };
-
-
- // Constructors / Destructors.
- String();
- String(const char* data);
- String(const char* data1, const char* pdata2, const char* pdata3 = 0);
- String(const char* data, size_t buflen);
- String(const String& src);
- String(const StringBuffer& src);
- String(const InitStruct& src, size_t size);
- explicit String(const wchar_t* data);
-
- // Destructor (Captain Obvious guarantees!)
- ~String()
- {
- GetData()->Release();
- }
-
- // Declaration of NullString
- static DataDesc NullData;
-
-
- // *** General Functions
-
- void Clear();
-
- // For casting to a pointer to char.
- operator const char*() const { return GetData()->Data; }
- // Pointer to raw buffer.
- const char* ToCStr() const { return GetData()->Data; }
-
- // Returns number of bytes
- size_t GetSize() const { return GetData()->GetSize() ; }
- // Tells whether or not the string is empty
- bool IsEmpty() const { return GetSize() == 0; }
-
- // Returns number of characters
- size_t GetLength() const;
- int GetLengthI() const { return (int)GetLength(); }
-
- // Returns character at the specified index
- uint32_t GetCharAt(size_t index) const;
- uint32_t GetFirstCharAt(size_t index, const char** offset) const;
- uint32_t GetNextChar(const char** offset) const;
-
- // Appends a character
- void AppendChar(uint32_t ch);
-
- // Append a string
- void AppendString(const wchar_t* pstr, intptr_t len = -1);
- void AppendString(const char* putf8str, intptr_t utf8StrSz = -1);
-
- // Assigned a string with dynamic data (copied through initializer).
- void AssignString(const InitStruct& src, size_t size);
- // Assigns string with known size.
- void AssignString(const char* putf8str, size_t size);
-
- // Resize the string to the new size
-// void Resize(size_t _size);
-
- // Removes the character at posAt
- void Remove(size_t posAt, intptr_t len = 1);
-
- // Returns a String that's a substring of this.
- // -start is the index of the first UTF8 character you want to include.
- // -end is the index one past the last UTF8 character you want to include.
- String Substring(size_t start, size_t end) const;
-
- // Case-conversion
- String ToUpper() const;
- String ToLower() const;
-
- // Inserts substr at posAt
- String& Insert (const char* substr, size_t posAt, intptr_t len = -1);
-
- // Inserts character at posAt
- size_t InsertCharAt(uint32_t c, size_t posAt);
-
- // Inserts substr at posAt, which is an index of a character (not byte).
- // Of size is specified, it is in bytes.
-// String& Insert(const uint32_t* substr, size_t posAt, intptr_t size = -1);
-
- // Get Byte index of the character at position = index
- size_t GetByteIndex(size_t index) const { return (size_t)UTF8Util::GetByteIndex(index, GetData()->Data); }
-
- // Utility: case-insensitive string compare. stricmp() & strnicmp() are not
- // ANSI or POSIX, do not seem to appear in Linux.
- static int OVR_STDCALL CompareNoCase(const char* a, const char* b);
- static int OVR_STDCALL CompareNoCase(const char* a, const char* b, intptr_t len);
-
- // Hash function, case-insensitive
- static size_t OVR_STDCALL BernsteinHashFunctionCIS(const void* pdataIn, size_t size, size_t seed = 5381);
-
- // Hash function, case-sensitive
- static size_t OVR_STDCALL BernsteinHashFunction(const void* pdataIn, size_t size, size_t seed = 5381);
-
-
- // ***** File path parsing helper functions.
- // Implemented in OVR_String_FilePath.cpp.
-
- // Absolute paths can star with:
- // - protocols: 'file://', 'http://'
- // - windows drive: 'c:\'
- // - UNC share name: '\\share'
- // - unix root '/'
- static bool HasAbsolutePath(const char* path);
- static bool HasExtension(const char* path);
- static bool HasProtocol(const char* path);
-
- bool HasAbsolutePath() const { return HasAbsolutePath(ToCStr()); }
- bool HasExtension() const { return HasExtension(ToCStr()); }
- bool HasProtocol() const { return HasProtocol(ToCStr()); }
-
- String GetProtocol() const; // Returns protocol, if any, with trailing '://'.
- String GetPath() const; // Returns path with trailing '/'.
- String GetFilename() const; // Returns filename, including extension.
- String GetExtension() const; // Returns extension with a dot.
-
- void StripProtocol(); // Strips front protocol, if any, from the string.
- void StripExtension(); // Strips off trailing extension.
-
-
- // Operators
- // Assignment
- void operator = (const char* str);
- void operator = (const wchar_t* str);
- void operator = (const String& src);
- void operator = (const StringBuffer& src);
-
- // Addition
- void operator += (const String& src);
- void operator += (const char* psrc) { AppendString(psrc); }
- void operator += (const wchar_t* psrc) { AppendString(psrc); }
- void operator += (char ch) { AppendChar(ch); }
- String operator + (const char* str) const;
- String operator + (const String& src) const;
-
- // Comparison
- bool operator == (const String& str) const
- {
- return (OVR_strcmp(GetData()->Data, str.GetData()->Data)== 0);
- }
-
- bool operator != (const String& str) const
- {
- return !operator == (str);
- }
-
- bool operator == (const char* str) const
- {
- return OVR_strcmp(GetData()->Data, str) == 0;
- }
-
- bool operator != (const char* str) const
- {
- return !operator == (str);
- }
-
- bool operator < (const char* pstr) const
- {
- return OVR_strcmp(GetData()->Data, pstr) < 0;
- }
-
- bool operator < (const String& str) const
- {
- return *this < str.GetData()->Data;
- }
-
- bool operator > (const char* pstr) const
- {
- return OVR_strcmp(GetData()->Data, pstr) > 0;
- }
-
- bool operator > (const String& str) const
- {
- return *this > str.GetData()->Data;
- }
-
- int CompareNoCase(const char* pstr) const
- {
- return CompareNoCase(GetData()->Data, pstr);
- }
- int CompareNoCase(const String& str) const
- {
- return CompareNoCase(GetData()->Data, str.ToCStr());
- }
-
- // Accesses raw bytes
- const char& operator [] (int index) const
- {
- OVR_ASSERT(index >= 0 && (size_t)index < GetSize());
- return GetData()->Data[index];
- }
- const char& operator [] (size_t index) const
- {
- OVR_ASSERT(index < GetSize());
- return GetData()->Data[index];
- }
-
-
- // Case insensitive keys are used to look up insensitive string in hash tables
- // for SWF files with version before SWF 7.
- struct NoCaseKey
- {
- const String* pStr;
- NoCaseKey(const String &str) : pStr(&str){};
- };
-
- bool operator == (const NoCaseKey& strKey) const
- {
- return (CompareNoCase(ToCStr(), strKey.pStr->ToCStr()) == 0);
- }
- bool operator != (const NoCaseKey& strKey) const
- {
- return !(CompareNoCase(ToCStr(), strKey.pStr->ToCStr()) == 0);
- }
-
- // Hash functor used for strings.
- struct HashFunctor
- {
- size_t operator()(const String& data) const
- {
- size_t size = data.GetSize();
- return String::BernsteinHashFunction((const char*)data, size);
- }
- };
- // Case-insensitive hash functor used for strings. Supports additional
- // lookup based on NoCaseKey.
- struct NoCaseHashFunctor
- {
- size_t operator()(const String& data) const
- {
- size_t size = data.GetSize();
- return String::BernsteinHashFunctionCIS((const char*)data, size);
- }
- size_t operator()(const NoCaseKey& data) const
- {
- size_t size = data.pStr->GetSize();
- return String::BernsteinHashFunctionCIS((const char*)data.pStr->ToCStr(), size);
- }
- };
-
-};
-
-
-//-----------------------------------------------------------------------------------
-// ***** String Buffer used for Building Strings
-
-class StringBuffer
-{
- char* pData;
- size_t Size;
- size_t BufferSize;
- size_t GrowSize;
- mutable bool LengthIsSize;
-
-public:
-
- // Constructors / Destructor.
- StringBuffer();
- explicit StringBuffer(size_t growSize);
- StringBuffer(const char* data);
- StringBuffer(const char* data, size_t buflen);
- StringBuffer(const String& src);
- StringBuffer(const StringBuffer& src);
- explicit StringBuffer(const wchar_t* data);
- ~StringBuffer();
-
-
- // Modify grow size used for growing/shrinking the buffer.
- size_t GetGrowSize() const { return GrowSize; }
- void SetGrowSize(size_t growSize);
-
-
- // *** General Functions
- // Does not release memory, just sets Size to 0
- void Clear();
-
- // For casting to a pointer to char.
- operator const char*() const { return (pData) ? pData : ""; }
- // Pointer to raw buffer.
- const char* ToCStr() const { return (pData) ? pData : ""; }
-
- // Returns number of bytes.
- size_t GetSize() const { return Size ; }
- // Tells whether or not the string is empty.
- bool IsEmpty() const { return GetSize() == 0; }
-
- // Returns number of characters
- size_t GetLength() const;
-
- // Returns character at the specified index
- uint32_t GetCharAt(size_t index) const;
- uint32_t GetFirstCharAt(size_t index, const char** offset) const;
- uint32_t GetNextChar(const char** offset) const;
-
-
- // Resize the string to the new size
- void Resize(size_t _size);
- void Reserve(size_t _size);
-
- // Appends a character
- void AppendChar(uint32_t ch);
-
- // Append a string
- void AppendString(const wchar_t* pstr, intptr_t len = -1);
- void AppendString(const char* putf8str, intptr_t utf8StrSz = -1);
- void AppendFormat(const char* format, ...);
-
- // Assigned a string with dynamic data (copied through initializer).
- //void AssignString(const InitStruct& src, size_t size);
-
- // Inserts substr at posAt
- void Insert (const char* substr, size_t posAt, intptr_t len = -1);
- // Inserts character at posAt
- size_t InsertCharAt(uint32_t c, size_t posAt);
-
- // Assignment
- void operator = (const char* str);
- void operator = (const wchar_t* str);
- void operator = (const String& src);
- void operator = (const StringBuffer& src);
-
- // Addition
- void operator += (const String& src) { AppendString(src.ToCStr(),src.GetSize()); }
- void operator += (const char* psrc) { AppendString(psrc); }
- void operator += (const wchar_t* psrc) { AppendString(psrc); }
- void operator += (char ch) { AppendChar(ch); }
- //String operator + (const char* str) const ;
- //String operator + (const String& src) const ;
-
- // Accesses raw bytes
- char& operator [] (int index)
- {
- OVR_ASSERT(((size_t)index) < GetSize());
- return pData[index];
- }
- char& operator [] (size_t index)
- {
- OVR_ASSERT(index < GetSize());
- return pData[index];
- }
-
- const char& operator [] (int index) const
- {
- OVR_ASSERT(((size_t)index) < GetSize());
- return pData[index];
- }
- const char& operator [] (size_t index) const
- {
- OVR_ASSERT(index < GetSize());
- return pData[index];
- }
-};
-
-
-//
-// Wrapper for string data. The data must have a guaranteed
-// lifespan throughout the usage of the wrapper. Not intended for
-// cached usage. Not thread safe.
-//
-class StringDataPtr
-{
-public:
- StringDataPtr() : pStr(NULL), Size(0) {}
- StringDataPtr(const StringDataPtr& p)
- : pStr(p.pStr), Size(p.Size) {}
- StringDataPtr(const char* pstr, size_t sz)
- : pStr(pstr), Size(sz) {}
- StringDataPtr(const char* pstr)
- : pStr(pstr), Size((pstr != NULL) ? OVR_strlen(pstr) : 0) {}
- explicit StringDataPtr(const String& str)
- : pStr(str.ToCStr()), Size(str.GetSize()) {}
- template <typename T, int N>
- StringDataPtr(const T (&v)[N])
- : pStr(v), Size(N) {}
-
-public:
- const char* ToCStr() const { return pStr; }
- size_t GetSize() const { return Size; }
- bool IsEmpty() const { return GetSize() == 0; }
-
- // value is a prefix of this string
- // Character's values are not compared.
- bool IsPrefix(const StringDataPtr& value) const
- {
- return ToCStr() == value.ToCStr() && GetSize() >= value.GetSize();
- }
- // value is a suffix of this string
- // Character's values are not compared.
- bool IsSuffix(const StringDataPtr& value) const
- {
- return ToCStr() <= value.ToCStr() && (End()) == (value.End());
- }
-
- // Find first character.
- // init_ind - initial index.
- intptr_t FindChar(char c, size_t init_ind = 0) const
- {
- for (size_t i = init_ind; i < GetSize(); ++i)
- if (pStr[i] == c)
- return static_cast<intptr_t>(i);
-
- return -1;
- }
-
- // Find last character.
- // init_ind - initial index.
- intptr_t FindLastChar(char c, size_t init_ind = ~0) const
- {
- if (init_ind == (size_t)~0 || init_ind > GetSize())
- init_ind = GetSize();
- else
- ++init_ind;
-
- for (size_t i = init_ind; i > 0; --i)
- if (pStr[i - 1] == c)
- return static_cast<intptr_t>(i - 1);
-
- return -1;
- }
-
- // Create new object and trim size bytes from the left.
- StringDataPtr GetTrimLeft(size_t size) const
- {
- // Limit trim size to the size of the string.
- size = Alg::PMin(GetSize(), size);
-
- return StringDataPtr(ToCStr() + size, GetSize() - size);
- }
- // Create new object and trim size bytes from the right.
- StringDataPtr GetTrimRight(size_t size) const
- {
- // Limit trim to the size of the string.
- size = Alg::PMin(GetSize(), size);
-
- return StringDataPtr(ToCStr(), GetSize() - size);
- }
-
- // Create new object, which contains next token.
- // Useful for parsing.
- StringDataPtr GetNextToken(char separator = ':') const
- {
- size_t cur_pos = 0;
- const char* cur_str = ToCStr();
-
- for (; cur_pos < GetSize() && cur_str[cur_pos]; ++cur_pos)
- {
- if (cur_str[cur_pos] == separator)
- {
- break;
- }
- }
-
- return StringDataPtr(ToCStr(), cur_pos);
- }
-
- // Trim size bytes from the left.
- StringDataPtr& TrimLeft(size_t size)
- {
- // Limit trim size to the size of the string.
- size = Alg::PMin(GetSize(), size);
- pStr += size;
- Size -= size;
-
- return *this;
- }
- // Trim size bytes from the right.
- StringDataPtr& TrimRight(size_t size)
- {
- // Limit trim to the size of the string.
- size = Alg::PMin(GetSize(), size);
- Size -= size;
-
- return *this;
- }
-
- const char* Begin() const { return ToCStr(); }
- const char* End() const { return ToCStr() + GetSize(); }
-
- // Hash functor used string data pointers
- struct HashFunctor
- {
- size_t operator()(const StringDataPtr& data) const
- {
- return String::BernsteinHashFunction(data.ToCStr(), data.GetSize());
- }
- };
-
- bool operator== (const StringDataPtr& data) const
- {
- return (OVR_strncmp(pStr, data.pStr, data.Size) == 0);
- }
-
-protected:
- const char* pStr;
- size_t Size;
-};
-
-} // OVR
-
-#endif
--
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