diff options
Diffstat (limited to 'core/fxcrt')
| -rw-r--r-- | core/fxcrt/cfx_bytestring.cpp (renamed from core/fxcrt/fx_basic_bstring.cpp) | 2 | ||||
| -rw-r--r-- | core/fxcrt/cfx_bytestring.h | 234 | ||||
| -rw-r--r-- | core/fxcrt/cfx_bytestring_unittest.cpp (renamed from core/fxcrt/fx_basic_bstring_unittest.cpp) | 3 | ||||
| -rw-r--r-- | core/fxcrt/cfx_string_c_template.h | 3 | ||||
| -rw-r--r-- | core/fxcrt/cfx_widestring.cpp (renamed from core/fxcrt/fx_basic_wstring.cpp) | 2 | ||||
| -rw-r--r-- | core/fxcrt/cfx_widestring.h | 231 | ||||
| -rw-r--r-- | core/fxcrt/cfx_widestring_unittest.cpp (renamed from core/fxcrt/fx_basic_wstring_unittest.cpp) | 3 | ||||
| -rw-r--r-- | core/fxcrt/fx_basic_util.cpp | 4 | ||||
| -rw-r--r-- | core/fxcrt/fx_string.h | 441 |
9 files changed, 483 insertions, 440 deletions
diff --git a/core/fxcrt/fx_basic_bstring.cpp b/core/fxcrt/cfx_bytestring.cpp index 1ce1ffa563..2d3f0ab46a 100644 --- a/core/fxcrt/fx_basic_bstring.cpp +++ b/core/fxcrt/cfx_bytestring.cpp @@ -4,6 +4,8 @@ // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com +#include "core/fxcrt/cfx_bytestring.h" + #include <stddef.h> #include <algorithm> diff --git a/core/fxcrt/cfx_bytestring.h b/core/fxcrt/cfx_bytestring.h new file mode 100644 index 0000000000..9596fc5eee --- /dev/null +++ b/core/fxcrt/cfx_bytestring.h @@ -0,0 +1,234 @@ +// Copyright 2017 PDFium Authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com + +#ifndef CORE_FXCRT_CFX_BYTESTRING_H_ +#define CORE_FXCRT_CFX_BYTESTRING_H_ + +#include <functional> + +#include "core/fxcrt/cfx_retain_ptr.h" +#include "core/fxcrt/cfx_string_c_template.h" +#include "core/fxcrt/cfx_string_data_template.h" +#include "core/fxcrt/fx_memory.h" +#include "core/fxcrt/fx_system.h" + +class CFX_WideString; + +// A mutable string with shared buffers using copy-on-write semantics that +// avoids the cost of std::string's iterator stability guarantees. +class CFX_ByteString { + public: + using CharType = char; + + CFX_ByteString(); + CFX_ByteString(const CFX_ByteString& other); + CFX_ByteString(CFX_ByteString&& other) noexcept; + + // Deliberately implicit to avoid calling on every string literal. + // NOLINTNEXTLINE(runtime/explicit) + CFX_ByteString(char ch); + // NOLINTNEXTLINE(runtime/explicit) + CFX_ByteString(const char* ptr); + + CFX_ByteString(const char* ptr, FX_STRSIZE len); + CFX_ByteString(const uint8_t* ptr, FX_STRSIZE len); + + explicit CFX_ByteString(const CFX_ByteStringC& bstrc); + CFX_ByteString(const CFX_ByteStringC& bstrc1, const CFX_ByteStringC& bstrc2); + + ~CFX_ByteString(); + + void clear() { m_pData.Reset(); } + + static CFX_ByteString FromUnicode(const wchar_t* ptr, FX_STRSIZE len = -1); + static CFX_ByteString FromUnicode(const CFX_WideString& str); + + // Explicit conversion to C-style string. + // Note: Any subsequent modification of |this| will invalidate the result. + const char* c_str() const { return m_pData ? m_pData->m_String : ""; } + + // Explicit conversion to uint8_t*. + // Note: Any subsequent modification of |this| will invalidate the result. + const uint8_t* raw_str() const { + return m_pData ? reinterpret_cast<const uint8_t*>(m_pData->m_String) + : nullptr; + } + + // Explicit conversion to CFX_ByteStringC. + // Note: Any subsequent modification of |this| will invalidate the result. + CFX_ByteStringC AsStringC() const { + return CFX_ByteStringC(raw_str(), GetLength()); + } + + FX_STRSIZE GetLength() const { return m_pData ? m_pData->m_nDataLength : 0; } + bool IsEmpty() const { return !GetLength(); } + + int Compare(const CFX_ByteStringC& str) const; + bool EqualNoCase(const CFX_ByteStringC& str) const; + + bool operator==(const char* ptr) const; + bool operator==(const CFX_ByteStringC& str) const; + bool operator==(const CFX_ByteString& other) const; + + bool operator!=(const char* ptr) const { return !(*this == ptr); } + bool operator!=(const CFX_ByteStringC& str) const { return !(*this == str); } + bool operator!=(const CFX_ByteString& other) const { + return !(*this == other); + } + + bool operator<(const CFX_ByteString& str) const; + + const CFX_ByteString& operator=(const char* str); + const CFX_ByteString& operator=(const CFX_ByteStringC& bstrc); + const CFX_ByteString& operator=(const CFX_ByteString& stringSrc); + + const CFX_ByteString& operator+=(char ch); + const CFX_ByteString& operator+=(const char* str); + const CFX_ByteString& operator+=(const CFX_ByteString& str); + const CFX_ByteString& operator+=(const CFX_ByteStringC& bstrc); + + uint8_t GetAt(FX_STRSIZE nIndex) const { + return m_pData ? m_pData->m_String[nIndex] : 0; + } + + uint8_t operator[](FX_STRSIZE nIndex) const { + return m_pData ? m_pData->m_String[nIndex] : 0; + } + + void SetAt(FX_STRSIZE nIndex, char ch); + FX_STRSIZE Insert(FX_STRSIZE index, char ch); + FX_STRSIZE Delete(FX_STRSIZE index, FX_STRSIZE count = 1); + + void Format(const char* lpszFormat, ...); + void FormatV(const char* lpszFormat, va_list argList); + + void Reserve(FX_STRSIZE len); + char* GetBuffer(FX_STRSIZE len); + void ReleaseBuffer(FX_STRSIZE len = -1); + + CFX_ByteString Mid(FX_STRSIZE first) const; + CFX_ByteString Mid(FX_STRSIZE first, FX_STRSIZE count) const; + CFX_ByteString Left(FX_STRSIZE count) const; + CFX_ByteString Right(FX_STRSIZE count) const; + + FX_STRSIZE Find(const CFX_ByteStringC& lpszSub, FX_STRSIZE start = 0) const; + FX_STRSIZE Find(char ch, FX_STRSIZE start = 0) const; + FX_STRSIZE ReverseFind(char ch) const; + + void MakeLower(); + void MakeUpper(); + + void TrimRight(); + void TrimRight(char chTarget); + void TrimRight(const CFX_ByteStringC& lpszTargets); + + void TrimLeft(); + void TrimLeft(char chTarget); + void TrimLeft(const CFX_ByteStringC& lpszTargets); + + FX_STRSIZE Replace(const CFX_ByteStringC& lpszOld, + const CFX_ByteStringC& lpszNew); + + FX_STRSIZE Remove(char ch); + + CFX_WideString UTF8Decode() const; + + uint32_t GetID(FX_STRSIZE start_pos = 0) const; + +#define FXFORMAT_SIGNED 1 +#define FXFORMAT_HEX 2 +#define FXFORMAT_CAPITAL 4 + + static CFX_ByteString FormatInteger(int i, uint32_t flags = 0); + static CFX_ByteString FormatFloat(float f, int precision = 0); + + protected: + using StringData = CFX_StringDataTemplate<char>; + + void ReallocBeforeWrite(FX_STRSIZE nNewLen); + void AllocBeforeWrite(FX_STRSIZE nNewLen); + void AllocCopy(CFX_ByteString& dest, + FX_STRSIZE nCopyLen, + FX_STRSIZE nCopyIndex) const; + void AssignCopy(const char* pSrcData, FX_STRSIZE nSrcLen); + void Concat(const char* lpszSrcData, FX_STRSIZE nSrcLen); + + CFX_RetainPtr<StringData> m_pData; + + friend class fxcrt_ByteStringConcat_Test; + friend class fxcrt_ByteStringPool_Test; +}; + +inline bool operator==(const char* lhs, const CFX_ByteString& rhs) { + return rhs == lhs; +} +inline bool operator==(const CFX_ByteStringC& lhs, const CFX_ByteString& rhs) { + return rhs == lhs; +} +inline bool operator!=(const char* lhs, const CFX_ByteString& rhs) { + return rhs != lhs; +} +inline bool operator!=(const CFX_ByteStringC& lhs, const CFX_ByteString& rhs) { + return rhs != lhs; +} + +inline CFX_ByteString operator+(const CFX_ByteStringC& str1, + const CFX_ByteStringC& str2) { + return CFX_ByteString(str1, str2); +} +inline CFX_ByteString operator+(const CFX_ByteStringC& str1, const char* str2) { + return CFX_ByteString(str1, str2); +} +inline CFX_ByteString operator+(const char* str1, const CFX_ByteStringC& str2) { + return CFX_ByteString(str1, str2); +} +inline CFX_ByteString operator+(const CFX_ByteStringC& str1, char ch) { + return CFX_ByteString(str1, CFX_ByteStringC(ch)); +} +inline CFX_ByteString operator+(char ch, const CFX_ByteStringC& str2) { + return CFX_ByteString(ch, str2); +} +inline CFX_ByteString operator+(const CFX_ByteString& str1, + const CFX_ByteString& str2) { + return CFX_ByteString(str1.AsStringC(), str2.AsStringC()); +} +inline CFX_ByteString operator+(const CFX_ByteString& str1, char ch) { + return CFX_ByteString(str1.AsStringC(), CFX_ByteStringC(ch)); +} +inline CFX_ByteString operator+(char ch, const CFX_ByteString& str2) { + return CFX_ByteString(ch, str2.AsStringC()); +} +inline CFX_ByteString operator+(const CFX_ByteString& str1, const char* str2) { + return CFX_ByteString(str1.AsStringC(), str2); +} +inline CFX_ByteString operator+(const char* str1, const CFX_ByteString& str2) { + return CFX_ByteString(str1, str2.AsStringC()); +} +inline CFX_ByteString operator+(const CFX_ByteString& str1, + const CFX_ByteStringC& str2) { + return CFX_ByteString(str1.AsStringC(), str2); +} +inline CFX_ByteString operator+(const CFX_ByteStringC& str1, + const CFX_ByteString& str2) { + return CFX_ByteString(str1, str2.AsStringC()); +} + +uint32_t FX_HashCode_GetA(const CFX_ByteStringC& str, bool bIgnoreCase); + +namespace std { + +template <> +struct hash<CFX_ByteString> { + std::size_t operator()(const CFX_ByteString& str) const { + return FX_HashCode_GetA(str.AsStringC(), false); + } +}; + +} // namespace std + +extern template struct std::hash<CFX_ByteString>; + +#endif // CORE_FXCRT_CFX_BYTESTRING_H_ diff --git a/core/fxcrt/fx_basic_bstring_unittest.cpp b/core/fxcrt/cfx_bytestring_unittest.cpp index e234989bf0..4f2691c404 100644 --- a/core/fxcrt/fx_basic_bstring_unittest.cpp +++ b/core/fxcrt/cfx_bytestring_unittest.cpp @@ -2,7 +2,8 @@ // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. -#include "core/fxcrt/fx_string.h" +#include "core/fxcrt/cfx_bytestring.h" + #include "testing/fx_string_testhelpers.h" #include "testing/gtest/include/gtest/gtest.h" diff --git a/core/fxcrt/cfx_string_c_template.h b/core/fxcrt/cfx_string_c_template.h index 3e3972ca92..b52817d790 100644 --- a/core/fxcrt/cfx_string_c_template.h +++ b/core/fxcrt/cfx_string_c_template.h @@ -167,4 +167,7 @@ inline bool operator!=(const T* lhs, const CFX_StringCTemplate<T>& rhs) { extern template class CFX_StringCTemplate<char>; extern template class CFX_StringCTemplate<wchar_t>; +using CFX_ByteStringC = CFX_StringCTemplate<char>; +using CFX_WideStringC = CFX_StringCTemplate<wchar_t>; + #endif // CORE_FXCRT_CFX_STRING_C_TEMPLATE_H_ diff --git a/core/fxcrt/fx_basic_wstring.cpp b/core/fxcrt/cfx_widestring.cpp index 99002e581f..49a62da9a7 100644 --- a/core/fxcrt/fx_basic_wstring.cpp +++ b/core/fxcrt/cfx_widestring.cpp @@ -4,6 +4,8 @@ // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com +#include "core/fxcrt/cfx_widestring.h" + #include <stddef.h> #include <algorithm> diff --git a/core/fxcrt/cfx_widestring.h b/core/fxcrt/cfx_widestring.h new file mode 100644 index 0000000000..397a5dcee2 --- /dev/null +++ b/core/fxcrt/cfx_widestring.h @@ -0,0 +1,231 @@ +// Copyright 2017 PDFium Authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + +// Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com + +#ifndef CORE_FXCRT_CFX_WIDESTRING_H_ +#define CORE_FXCRT_CFX_WIDESTRING_H_ + +#include <functional> + +#include "core/fxcrt/cfx_retain_ptr.h" +#include "core/fxcrt/cfx_string_c_template.h" +#include "core/fxcrt/cfx_string_data_template.h" +#include "core/fxcrt/fx_memory.h" +#include "core/fxcrt/fx_system.h" + +class CFX_ByteString; + +// A mutable string with shared buffers using copy-on-write semantics that +// avoids the cost of std::string's iterator stability guarantees. +class CFX_WideString { + public: + using CharType = wchar_t; + + CFX_WideString(); + CFX_WideString(const CFX_WideString& other); + CFX_WideString(CFX_WideString&& other) noexcept; + + // Deliberately implicit to avoid calling on every string literal. + // NOLINTNEXTLINE(runtime/explicit) + CFX_WideString(wchar_t ch); + // NOLINTNEXTLINE(runtime/explicit) + CFX_WideString(const wchar_t* ptr); + + CFX_WideString(const wchar_t* ptr, FX_STRSIZE len); + + explicit CFX_WideString(const CFX_WideStringC& str); + CFX_WideString(const CFX_WideStringC& str1, const CFX_WideStringC& str2); + + ~CFX_WideString(); + + static CFX_WideString FromLocal(const CFX_ByteStringC& str); + static CFX_WideString FromCodePage(const CFX_ByteStringC& str, + uint16_t codepage); + + static CFX_WideString FromUTF8(const CFX_ByteStringC& str); + static CFX_WideString FromUTF16LE(const unsigned short* str, FX_STRSIZE len); + + static FX_STRSIZE WStringLength(const unsigned short* str); + + // Explicit conversion to C-style wide string. + // Note: Any subsequent modification of |this| will invalidate the result. + const wchar_t* c_str() const { return m_pData ? m_pData->m_String : L""; } + + // Explicit conversion to CFX_WideStringC. + // Note: Any subsequent modification of |this| will invalidate the result. + CFX_WideStringC AsStringC() const { + return CFX_WideStringC(c_str(), GetLength()); + } + + void clear() { m_pData.Reset(); } + + FX_STRSIZE GetLength() const { return m_pData ? m_pData->m_nDataLength : 0; } + bool IsEmpty() const { return !GetLength(); } + + const CFX_WideString& operator=(const wchar_t* str); + const CFX_WideString& operator=(const CFX_WideString& stringSrc); + const CFX_WideString& operator=(const CFX_WideStringC& stringSrc); + + const CFX_WideString& operator+=(const wchar_t* str); + const CFX_WideString& operator+=(wchar_t ch); + const CFX_WideString& operator+=(const CFX_WideString& str); + const CFX_WideString& operator+=(const CFX_WideStringC& str); + + bool operator==(const wchar_t* ptr) const; + bool operator==(const CFX_WideStringC& str) const; + bool operator==(const CFX_WideString& other) const; + + bool operator!=(const wchar_t* ptr) const { return !(*this == ptr); } + bool operator!=(const CFX_WideStringC& str) const { return !(*this == str); } + bool operator!=(const CFX_WideString& other) const { + return !(*this == other); + } + + bool operator<(const CFX_WideString& str) const; + + wchar_t GetAt(FX_STRSIZE nIndex) const { + return m_pData ? m_pData->m_String[nIndex] : 0; + } + + wchar_t operator[](FX_STRSIZE nIndex) const { + return m_pData ? m_pData->m_String[nIndex] : 0; + } + + void SetAt(FX_STRSIZE nIndex, wchar_t ch); + + int Compare(const wchar_t* str) const; + int Compare(const CFX_WideString& str) const; + int CompareNoCase(const wchar_t* str) const; + + CFX_WideString Mid(FX_STRSIZE first) const; + CFX_WideString Mid(FX_STRSIZE first, FX_STRSIZE count) const; + CFX_WideString Left(FX_STRSIZE count) const; + CFX_WideString Right(FX_STRSIZE count) const; + + FX_STRSIZE Insert(FX_STRSIZE index, wchar_t ch); + FX_STRSIZE Delete(FX_STRSIZE index, FX_STRSIZE count = 1); + + void Format(const wchar_t* lpszFormat, ...); + void FormatV(const wchar_t* lpszFormat, va_list argList); + + void MakeLower(); + void MakeUpper(); + + void TrimRight(); + void TrimRight(wchar_t chTarget); + void TrimRight(const CFX_WideStringC& pTargets); + + void TrimLeft(); + void TrimLeft(wchar_t chTarget); + void TrimLeft(const CFX_WideStringC& pTargets); + + void Reserve(FX_STRSIZE len); + wchar_t* GetBuffer(FX_STRSIZE len); + void ReleaseBuffer(FX_STRSIZE len = -1); + + int GetInteger() const; + float GetFloat() const; + + FX_STRSIZE Find(const CFX_WideStringC& pSub, FX_STRSIZE start = 0) const; + FX_STRSIZE Find(wchar_t ch, FX_STRSIZE start = 0) const; + FX_STRSIZE Replace(const CFX_WideStringC& pOld, const CFX_WideStringC& pNew); + FX_STRSIZE Remove(wchar_t ch); + + CFX_ByteString UTF8Encode() const; + CFX_ByteString UTF16LE_Encode() const; + + protected: + using StringData = CFX_StringDataTemplate<wchar_t>; + + void ReallocBeforeWrite(FX_STRSIZE nLen); + void AllocBeforeWrite(FX_STRSIZE nLen); + void AllocCopy(CFX_WideString& dest, + FX_STRSIZE nCopyLen, + FX_STRSIZE nCopyIndex) const; + void AssignCopy(const wchar_t* pSrcData, FX_STRSIZE nSrcLen); + void Concat(const wchar_t* lpszSrcData, FX_STRSIZE nSrcLen); + + // Returns true unless we ran out of space. + bool TryVSWPrintf(FX_STRSIZE size, const wchar_t* format, va_list argList); + + CFX_RetainPtr<StringData> m_pData; + + friend class fxcrt_WideStringConcatInPlace_Test; + friend class fxcrt_WideStringPool_Test; +}; + +inline CFX_WideString operator+(const CFX_WideStringC& str1, + const CFX_WideStringC& str2) { + return CFX_WideString(str1, str2); +} +inline CFX_WideString operator+(const CFX_WideStringC& str1, + const wchar_t* str2) { + return CFX_WideString(str1, str2); +} +inline CFX_WideString operator+(const wchar_t* str1, + const CFX_WideStringC& str2) { + return CFX_WideString(str1, str2); +} +inline CFX_WideString operator+(const CFX_WideStringC& str1, wchar_t ch) { + return CFX_WideString(str1, CFX_WideStringC(ch)); +} +inline CFX_WideString operator+(wchar_t ch, const CFX_WideStringC& str2) { + return CFX_WideString(ch, str2); +} +inline CFX_WideString operator+(const CFX_WideString& str1, + const CFX_WideString& str2) { + return CFX_WideString(str1.AsStringC(), str2.AsStringC()); +} +inline CFX_WideString operator+(const CFX_WideString& str1, wchar_t ch) { + return CFX_WideString(str1.AsStringC(), CFX_WideStringC(ch)); +} +inline CFX_WideString operator+(wchar_t ch, const CFX_WideString& str2) { + return CFX_WideString(ch, str2.AsStringC()); +} +inline CFX_WideString operator+(const CFX_WideString& str1, + const wchar_t* str2) { + return CFX_WideString(str1.AsStringC(), str2); +} +inline CFX_WideString operator+(const wchar_t* str1, + const CFX_WideString& str2) { + return CFX_WideString(str1, str2.AsStringC()); +} +inline CFX_WideString operator+(const CFX_WideString& str1, + const CFX_WideStringC& str2) { + return CFX_WideString(str1.AsStringC(), str2); +} +inline CFX_WideString operator+(const CFX_WideStringC& str1, + const CFX_WideString& str2) { + return CFX_WideString(str1, str2.AsStringC()); +} +inline bool operator==(const wchar_t* lhs, const CFX_WideString& rhs) { + return rhs == lhs; +} +inline bool operator==(const CFX_WideStringC& lhs, const CFX_WideString& rhs) { + return rhs == lhs; +} +inline bool operator!=(const wchar_t* lhs, const CFX_WideString& rhs) { + return rhs != lhs; +} +inline bool operator!=(const CFX_WideStringC& lhs, const CFX_WideString& rhs) { + return rhs != lhs; +} + +uint32_t FX_HashCode_GetW(const CFX_WideStringC& str, bool bIgnoreCase); + +namespace std { + +template <> +struct hash<CFX_WideString> { + std::size_t operator()(const CFX_WideString& str) const { + return FX_HashCode_GetW(str.AsStringC(), false); + } +}; + +} // namespace std + +extern template struct std::hash<CFX_WideString>; + +#endif // CORE_FXCRT_CFX_WIDESTRING_H_ diff --git a/core/fxcrt/fx_basic_wstring_unittest.cpp b/core/fxcrt/cfx_widestring_unittest.cpp index c5151709e0..c1728af1b1 100644 --- a/core/fxcrt/fx_basic_wstring_unittest.cpp +++ b/core/fxcrt/cfx_widestring_unittest.cpp @@ -2,7 +2,8 @@ // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. -#include "core/fxcrt/fx_basic.h" +#include "core/fxcrt/cfx_widestring.h" + #include "testing/fx_string_testhelpers.h" #include "testing/gtest/include/gtest/gtest.h" diff --git a/core/fxcrt/fx_basic_util.cpp b/core/fxcrt/fx_basic_util.cpp index 9f699e4da7..58d54a3b10 100644 --- a/core/fxcrt/fx_basic_util.cpp +++ b/core/fxcrt/fx_basic_util.cpp @@ -123,6 +123,10 @@ float FX_atof(const CFX_ByteStringC& strc) { return bNegative ? -value : value; } +float FX_atof(const CFX_WideStringC& wsStr) { + return FX_atof(FX_UTF8Encode(wsStr).c_str()); +} + #if _FXM_PLATFORM_ == _FXM_PLATFORM_WINDOWS_ && _MSC_VER < 1900 void FXSYS_snprintf(char* str, size_t size, diff --git a/core/fxcrt/fx_string.h b/core/fxcrt/fx_string.h index f276853197..9cc0b251eb 100644 --- a/core/fxcrt/fx_string.h +++ b/core/fxcrt/fx_string.h @@ -7,452 +7,17 @@ #ifndef CORE_FXCRT_FX_STRING_H_ #define CORE_FXCRT_FX_STRING_H_ -#include <stdint.h> // For intptr_t. - -#include <algorithm> -#include <functional> - -#include "core/fxcrt/cfx_retain_ptr.h" -#include "core/fxcrt/cfx_string_c_template.h" -#include "core/fxcrt/cfx_string_data_template.h" -#include "core/fxcrt/fx_memory.h" -#include "core/fxcrt/fx_system.h" - -class CFX_ByteString; -class CFX_WideString; - -using CFX_ByteStringC = CFX_StringCTemplate<char>; -using CFX_WideStringC = CFX_StringCTemplate<wchar_t>; +#include "core/fxcrt/cfx_bytestring.h" +#include "core/fxcrt/cfx_widestring.h" #define FXBSTR_ID(c1, c2, c3, c4) \ (((uint32_t)c1 << 24) | ((uint32_t)c2 << 16) | ((uint32_t)c3 << 8) | \ ((uint32_t)c4)) -// A mutable string with shared buffers using copy-on-write semantics that -// avoids the cost of std::string's iterator stability guarantees. -class CFX_ByteString { - public: - using CharType = char; - - CFX_ByteString(); - CFX_ByteString(const CFX_ByteString& other); - CFX_ByteString(CFX_ByteString&& other) noexcept; - - // Deliberately implicit to avoid calling on every string literal. - // NOLINTNEXTLINE(runtime/explicit) - CFX_ByteString(char ch); - // NOLINTNEXTLINE(runtime/explicit) - CFX_ByteString(const char* ptr); - - CFX_ByteString(const char* ptr, FX_STRSIZE len); - CFX_ByteString(const uint8_t* ptr, FX_STRSIZE len); - - explicit CFX_ByteString(const CFX_ByteStringC& bstrc); - CFX_ByteString(const CFX_ByteStringC& bstrc1, const CFX_ByteStringC& bstrc2); - - ~CFX_ByteString(); - - void clear() { m_pData.Reset(); } - - static CFX_ByteString FromUnicode(const wchar_t* ptr, FX_STRSIZE len = -1); - static CFX_ByteString FromUnicode(const CFX_WideString& str); - - // Explicit conversion to C-style string. - // Note: Any subsequent modification of |this| will invalidate the result. - const char* c_str() const { return m_pData ? m_pData->m_String : ""; } - - // Explicit conversion to uint8_t*. - // Note: Any subsequent modification of |this| will invalidate the result. - const uint8_t* raw_str() const { - return m_pData ? reinterpret_cast<const uint8_t*>(m_pData->m_String) - : nullptr; - } - - // Explicit conversion to CFX_ByteStringC. - // Note: Any subsequent modification of |this| will invalidate the result. - CFX_ByteStringC AsStringC() const { - return CFX_ByteStringC(raw_str(), GetLength()); - } - - FX_STRSIZE GetLength() const { return m_pData ? m_pData->m_nDataLength : 0; } - bool IsEmpty() const { return !GetLength(); } - - int Compare(const CFX_ByteStringC& str) const; - bool EqualNoCase(const CFX_ByteStringC& str) const; - - bool operator==(const char* ptr) const; - bool operator==(const CFX_ByteStringC& str) const; - bool operator==(const CFX_ByteString& other) const; - - bool operator!=(const char* ptr) const { return !(*this == ptr); } - bool operator!=(const CFX_ByteStringC& str) const { return !(*this == str); } - bool operator!=(const CFX_ByteString& other) const { - return !(*this == other); - } - - bool operator<(const CFX_ByteString& str) const; - - const CFX_ByteString& operator=(const char* str); - const CFX_ByteString& operator=(const CFX_ByteStringC& bstrc); - const CFX_ByteString& operator=(const CFX_ByteString& stringSrc); - - const CFX_ByteString& operator+=(char ch); - const CFX_ByteString& operator+=(const char* str); - const CFX_ByteString& operator+=(const CFX_ByteString& str); - const CFX_ByteString& operator+=(const CFX_ByteStringC& bstrc); - - uint8_t GetAt(FX_STRSIZE nIndex) const { - return m_pData ? m_pData->m_String[nIndex] : 0; - } - - uint8_t operator[](FX_STRSIZE nIndex) const { - return m_pData ? m_pData->m_String[nIndex] : 0; - } - - void SetAt(FX_STRSIZE nIndex, char ch); - FX_STRSIZE Insert(FX_STRSIZE index, char ch); - FX_STRSIZE Delete(FX_STRSIZE index, FX_STRSIZE count = 1); - - void Format(const char* lpszFormat, ...); - void FormatV(const char* lpszFormat, va_list argList); - - void Reserve(FX_STRSIZE len); - char* GetBuffer(FX_STRSIZE len); - void ReleaseBuffer(FX_STRSIZE len = -1); - - CFX_ByteString Mid(FX_STRSIZE first) const; - CFX_ByteString Mid(FX_STRSIZE first, FX_STRSIZE count) const; - CFX_ByteString Left(FX_STRSIZE count) const; - CFX_ByteString Right(FX_STRSIZE count) const; - - FX_STRSIZE Find(const CFX_ByteStringC& lpszSub, FX_STRSIZE start = 0) const; - FX_STRSIZE Find(char ch, FX_STRSIZE start = 0) const; - FX_STRSIZE ReverseFind(char ch) const; - - void MakeLower(); - void MakeUpper(); - - void TrimRight(); - void TrimRight(char chTarget); - void TrimRight(const CFX_ByteStringC& lpszTargets); - - void TrimLeft(); - void TrimLeft(char chTarget); - void TrimLeft(const CFX_ByteStringC& lpszTargets); - - FX_STRSIZE Replace(const CFX_ByteStringC& lpszOld, - const CFX_ByteStringC& lpszNew); - - FX_STRSIZE Remove(char ch); - - CFX_WideString UTF8Decode() const; - - uint32_t GetID(FX_STRSIZE start_pos = 0) const; - -#define FXFORMAT_SIGNED 1 -#define FXFORMAT_HEX 2 -#define FXFORMAT_CAPITAL 4 - - static CFX_ByteString FormatInteger(int i, uint32_t flags = 0); - static CFX_ByteString FormatFloat(float f, int precision = 0); - - protected: - using StringData = CFX_StringDataTemplate<char>; - - void ReallocBeforeWrite(FX_STRSIZE nNewLen); - void AllocBeforeWrite(FX_STRSIZE nNewLen); - void AllocCopy(CFX_ByteString& dest, - FX_STRSIZE nCopyLen, - FX_STRSIZE nCopyIndex) const; - void AssignCopy(const char* pSrcData, FX_STRSIZE nSrcLen); - void Concat(const char* lpszSrcData, FX_STRSIZE nSrcLen); - - CFX_RetainPtr<StringData> m_pData; - - friend class fxcrt_ByteStringConcat_Test; - friend class fxcrt_ByteStringPool_Test; -}; - -inline bool operator==(const char* lhs, const CFX_ByteString& rhs) { - return rhs == lhs; -} -inline bool operator==(const CFX_ByteStringC& lhs, const CFX_ByteString& rhs) { - return rhs == lhs; -} -inline bool operator!=(const char* lhs, const CFX_ByteString& rhs) { - return rhs != lhs; -} -inline bool operator!=(const CFX_ByteStringC& lhs, const CFX_ByteString& rhs) { - return rhs != lhs; -} - -inline CFX_ByteString operator+(const CFX_ByteStringC& str1, - const CFX_ByteStringC& str2) { - return CFX_ByteString(str1, str2); -} -inline CFX_ByteString operator+(const CFX_ByteStringC& str1, const char* str2) { - return CFX_ByteString(str1, str2); -} -inline CFX_ByteString operator+(const char* str1, const CFX_ByteStringC& str2) { - return CFX_ByteString(str1, str2); -} -inline CFX_ByteString operator+(const CFX_ByteStringC& str1, char ch) { - return CFX_ByteString(str1, CFX_ByteStringC(ch)); -} -inline CFX_ByteString operator+(char ch, const CFX_ByteStringC& str2) { - return CFX_ByteString(ch, str2); -} -inline CFX_ByteString operator+(const CFX_ByteString& str1, - const CFX_ByteString& str2) { - return CFX_ByteString(str1.AsStringC(), str2.AsStringC()); -} -inline CFX_ByteString operator+(const CFX_ByteString& str1, char ch) { - return CFX_ByteString(str1.AsStringC(), CFX_ByteStringC(ch)); -} -inline CFX_ByteString operator+(char ch, const CFX_ByteString& str2) { - return CFX_ByteString(ch, str2.AsStringC()); -} -inline CFX_ByteString operator+(const CFX_ByteString& str1, const char* str2) { - return CFX_ByteString(str1.AsStringC(), str2); -} -inline CFX_ByteString operator+(const char* str1, const CFX_ByteString& str2) { - return CFX_ByteString(str1, str2.AsStringC()); -} -inline CFX_ByteString operator+(const CFX_ByteString& str1, - const CFX_ByteStringC& str2) { - return CFX_ByteString(str1.AsStringC(), str2); -} -inline CFX_ByteString operator+(const CFX_ByteStringC& str1, - const CFX_ByteString& str2) { - return CFX_ByteString(str1, str2.AsStringC()); -} - -// A mutable string with shared buffers using copy-on-write semantics that -// avoids the cost of std::string's iterator stability guarantees. -class CFX_WideString { - public: - using CharType = wchar_t; - - CFX_WideString(); - CFX_WideString(const CFX_WideString& other); - CFX_WideString(CFX_WideString&& other) noexcept; - - // Deliberately implicit to avoid calling on every string literal. - // NOLINTNEXTLINE(runtime/explicit) - CFX_WideString(wchar_t ch); - // NOLINTNEXTLINE(runtime/explicit) - CFX_WideString(const wchar_t* ptr); - - CFX_WideString(const wchar_t* ptr, FX_STRSIZE len); - - explicit CFX_WideString(const CFX_WideStringC& str); - CFX_WideString(const CFX_WideStringC& str1, const CFX_WideStringC& str2); - - ~CFX_WideString(); - - static CFX_WideString FromLocal(const CFX_ByteStringC& str); - static CFX_WideString FromCodePage(const CFX_ByteStringC& str, - uint16_t codepage); - - static CFX_WideString FromUTF8(const CFX_ByteStringC& str); - static CFX_WideString FromUTF16LE(const unsigned short* str, FX_STRSIZE len); - - static FX_STRSIZE WStringLength(const unsigned short* str); - - // Explicit conversion to C-style wide string. - // Note: Any subsequent modification of |this| will invalidate the result. - const wchar_t* c_str() const { return m_pData ? m_pData->m_String : L""; } - - // Explicit conversion to CFX_WideStringC. - // Note: Any subsequent modification of |this| will invalidate the result. - CFX_WideStringC AsStringC() const { - return CFX_WideStringC(c_str(), GetLength()); - } - - void clear() { m_pData.Reset(); } - - FX_STRSIZE GetLength() const { return m_pData ? m_pData->m_nDataLength : 0; } - bool IsEmpty() const { return !GetLength(); } - - const CFX_WideString& operator=(const wchar_t* str); - const CFX_WideString& operator=(const CFX_WideString& stringSrc); - const CFX_WideString& operator=(const CFX_WideStringC& stringSrc); - - const CFX_WideString& operator+=(const wchar_t* str); - const CFX_WideString& operator+=(wchar_t ch); - const CFX_WideString& operator+=(const CFX_WideString& str); - const CFX_WideString& operator+=(const CFX_WideStringC& str); - - bool operator==(const wchar_t* ptr) const; - bool operator==(const CFX_WideStringC& str) const; - bool operator==(const CFX_WideString& other) const; - - bool operator!=(const wchar_t* ptr) const { return !(*this == ptr); } - bool operator!=(const CFX_WideStringC& str) const { return !(*this == str); } - bool operator!=(const CFX_WideString& other) const { - return !(*this == other); - } - - bool operator<(const CFX_WideString& str) const; - - wchar_t GetAt(FX_STRSIZE nIndex) const { - return m_pData ? m_pData->m_String[nIndex] : 0; - } - - wchar_t operator[](FX_STRSIZE nIndex) const { - return m_pData ? m_pData->m_String[nIndex] : 0; - } - - void SetAt(FX_STRSIZE nIndex, wchar_t ch); - - int Compare(const wchar_t* str) const; - int Compare(const CFX_WideString& str) const; - int CompareNoCase(const wchar_t* str) const; - - CFX_WideString Mid(FX_STRSIZE first) const; - CFX_WideString Mid(FX_STRSIZE first, FX_STRSIZE count) const; - CFX_WideString Left(FX_STRSIZE count) const; - CFX_WideString Right(FX_STRSIZE count) const; - - FX_STRSIZE Insert(FX_STRSIZE index, wchar_t ch); - FX_STRSIZE Delete(FX_STRSIZE index, FX_STRSIZE count = 1); - - void Format(const wchar_t* lpszFormat, ...); - void FormatV(const wchar_t* lpszFormat, va_list argList); - - void MakeLower(); - void MakeUpper(); - - void TrimRight(); - void TrimRight(wchar_t chTarget); - void TrimRight(const CFX_WideStringC& pTargets); - - void TrimLeft(); - void TrimLeft(wchar_t chTarget); - void TrimLeft(const CFX_WideStringC& pTargets); - - void Reserve(FX_STRSIZE len); - wchar_t* GetBuffer(FX_STRSIZE len); - void ReleaseBuffer(FX_STRSIZE len = -1); - - int GetInteger() const; - float GetFloat() const; - - FX_STRSIZE Find(const CFX_WideStringC& pSub, FX_STRSIZE start = 0) const; - FX_STRSIZE Find(wchar_t ch, FX_STRSIZE start = 0) const; - FX_STRSIZE Replace(const CFX_WideStringC& pOld, const CFX_WideStringC& pNew); - FX_STRSIZE Remove(wchar_t ch); - - CFX_ByteString UTF8Encode() const; - CFX_ByteString UTF16LE_Encode() const; - - protected: - using StringData = CFX_StringDataTemplate<wchar_t>; - - void ReallocBeforeWrite(FX_STRSIZE nLen); - void AllocBeforeWrite(FX_STRSIZE nLen); - void AllocCopy(CFX_WideString& dest, - FX_STRSIZE nCopyLen, - FX_STRSIZE nCopyIndex) const; - void AssignCopy(const wchar_t* pSrcData, FX_STRSIZE nSrcLen); - void Concat(const wchar_t* lpszSrcData, FX_STRSIZE nSrcLen); - - // Returns true unless we ran out of space. - bool TryVSWPrintf(FX_STRSIZE size, const wchar_t* format, va_list argList); - - CFX_RetainPtr<StringData> m_pData; - - friend class fxcrt_WideStringConcatInPlace_Test; - friend class fxcrt_WideStringPool_Test; -}; - -inline CFX_WideString operator+(const CFX_WideStringC& str1, - const CFX_WideStringC& str2) { - return CFX_WideString(str1, str2); -} -inline CFX_WideString operator+(const CFX_WideStringC& str1, - const wchar_t* str2) { - return CFX_WideString(str1, str2); -} -inline CFX_WideString operator+(const wchar_t* str1, - const CFX_WideStringC& str2) { - return CFX_WideString(str1, str2); -} -inline CFX_WideString operator+(const CFX_WideStringC& str1, wchar_t ch) { - return CFX_WideString(str1, CFX_WideStringC(ch)); -} -inline CFX_WideString operator+(wchar_t ch, const CFX_WideStringC& str2) { - return CFX_WideString(ch, str2); -} -inline CFX_WideString operator+(const CFX_WideString& str1, - const CFX_WideString& str2) { - return CFX_WideString(str1.AsStringC(), str2.AsStringC()); -} -inline CFX_WideString operator+(const CFX_WideString& str1, wchar_t ch) { - return CFX_WideString(str1.AsStringC(), CFX_WideStringC(ch)); -} -inline CFX_WideString operator+(wchar_t ch, const CFX_WideString& str2) { - return CFX_WideString(ch, str2.AsStringC()); -} -inline CFX_WideString operator+(const CFX_WideString& str1, - const wchar_t* str2) { - return CFX_WideString(str1.AsStringC(), str2); -} -inline CFX_WideString operator+(const wchar_t* str1, - const CFX_WideString& str2) { - return CFX_WideString(str1, str2.AsStringC()); -} -inline CFX_WideString operator+(const CFX_WideString& str1, - const CFX_WideStringC& str2) { - return CFX_WideString(str1.AsStringC(), str2); -} -inline CFX_WideString operator+(const CFX_WideStringC& str1, - const CFX_WideString& str2) { - return CFX_WideString(str1, str2.AsStringC()); -} -inline bool operator==(const wchar_t* lhs, const CFX_WideString& rhs) { - return rhs == lhs; -} -inline bool operator==(const CFX_WideStringC& lhs, const CFX_WideString& rhs) { - return rhs == lhs; -} -inline bool operator!=(const wchar_t* lhs, const CFX_WideString& rhs) { - return rhs != lhs; -} -inline bool operator!=(const CFX_WideStringC& lhs, const CFX_WideString& rhs) { - return rhs != lhs; -} - CFX_ByteString FX_UTF8Encode(const CFX_WideStringC& wsStr); float FX_atof(const CFX_ByteStringC& str); -inline float FX_atof(const CFX_WideStringC& wsStr) { - return FX_atof(FX_UTF8Encode(wsStr).c_str()); -} +float FX_atof(const CFX_WideStringC& wsStr); bool FX_atonum(const CFX_ByteStringC& str, void* pData); FX_STRSIZE FX_ftoa(float f, char* buf); -uint32_t FX_HashCode_GetA(const CFX_ByteStringC& str, bool bIgnoreCase); -uint32_t FX_HashCode_GetW(const CFX_WideStringC& str, bool bIgnoreCase); - -namespace std { - -template <> -struct hash<CFX_ByteString> { - std::size_t operator()(const CFX_ByteString& str) const { - return FX_HashCode_GetA(str.AsStringC(), false); - } -}; - -template <> -struct hash<CFX_WideString> { - std::size_t operator()(const CFX_WideString& str) const { - return FX_HashCode_GetW(str.AsStringC(), false); - } -}; - -} // namespace std - -extern template struct std::hash<CFX_ByteString>; -extern template struct std::hash<CFX_WideString>; - #endif // CORE_FXCRT_FX_STRING_H_ |