Remove usage of FXSYS_*ASCIIlower/upper methods This replaces them with equivalent FXSYS_*wlower/upper methods, which uses ICU to perform the correct Unicode operations. BUG=pdfium:1035 Change-Id: I432db5bef9eda71762016b619d93155949d054db Reviewed-on: https://pdfium-review.googlesource.com/28530 Reviewed-by: dsinclair <dsinclair@chromium.org> Commit-Queue: Ryan Harrison <rharrison@chromium.org>
diff --git a/core/fxcrt/bytestring.cpp b/core/fxcrt/bytestring.cpp index 2a57602..f5687c5 100644 --- a/core/fxcrt/bytestring.cpp +++ b/core/fxcrt/bytestring.cpp
@@ -344,8 +344,8 @@ const uint8_t* pThat = str.raw_str(); for (size_t i = 0; i < len; i++) { if ((*pThis) != (*pThat)) { - uint8_t bThis = FXSYS_toASCIIlower(*pThis); - uint8_t bThat = FXSYS_toASCIIlower(*pThat); + uint8_t bThis = tolower(*pThis); + uint8_t bThat = tolower(*pThat); if (bThis != bThat) return false; }
diff --git a/core/fxcrt/fx_extension.cpp b/core/fxcrt/fx_extension.cpp index 7bfcec6..4448a71 100644 --- a/core/fxcrt/fx_extension.cpp +++ b/core/fxcrt/fx_extension.cpp
@@ -68,8 +68,8 @@ ASSERT(s1 && s2 && count > 0); wchar_t wch1 = 0, wch2 = 0; while (count-- > 0) { - wch1 = static_cast<wchar_t>(FXSYS_toASCIIlower(*s1++)); - wch2 = static_cast<wchar_t>(FXSYS_toASCIIlower(*s2++)); + wch1 = static_cast<wchar_t>(FXSYS_towlower(*s1++)); + wch2 = static_cast<wchar_t>(FXSYS_towlower(*s2++)); if (wch1 != wch2) break; } @@ -80,7 +80,7 @@ uint32_t dwHashCode = 0; if (bIgnoreCase) { for (const auto& c : str) - dwHashCode = 31 * dwHashCode + FXSYS_toASCIIlower(c); + dwHashCode = 31 * dwHashCode + tolower(c); } else { for (const auto& c : str) dwHashCode = 31 * dwHashCode + c; @@ -92,7 +92,7 @@ uint32_t dwHashCode = 0; if (bIgnoreCase) { for (const auto& c : str) - dwHashCode = 1313 * dwHashCode + FXSYS_toASCIIlower(c); + dwHashCode = 1313 * dwHashCode + FXSYS_towlower(c); } else { for (const auto& c : str) dwHashCode = 1313 * dwHashCode + c;
diff --git a/core/fxcrt/fx_extension.h b/core/fxcrt/fx_extension.h index 8e9d066..0f249f8 100644 --- a/core/fxcrt/fx_extension.h +++ b/core/fxcrt/fx_extension.h
@@ -26,20 +26,20 @@ wchar_t* FXSYS_wcsncpy(wchar_t* dstStr, const wchar_t* srcStr, size_t count); int32_t FXSYS_wcsnicmp(const wchar_t* s1, const wchar_t* s2, size_t count); -inline bool FXSYS_isASCIIlower(int32_t ch) { - return ch >= 'a' && ch <= 'z'; +inline bool FXSYS_iswlower(int32_t c) { + return u_islower(c); } -inline bool FXSYS_isASCIIupper(int32_t ch) { - return ch >= 'A' && ch <= 'Z'; +inline bool FXSYS_iswupper(int32_t c) { + return u_isupper(c); } -inline int32_t FXSYS_toASCIIlower(int32_t ch) { - return ch < 'A' || ch > 'Z' ? ch : (ch + 0x20); +inline int32_t FXSYS_towlower(wchar_t c) { + return u_tolower(c); } -inline int32_t FXSYS_toASCIIupper(int32_t ch) { - return ch < 'a' || ch > 'z' ? ch : (ch - 0x20); +inline int32_t FXSYS_towupper(wchar_t c) { + return u_toupper(c); } inline bool FXSYS_iswalpha(wchar_t c) {
diff --git a/core/fxcrt/fx_system.cpp b/core/fxcrt/fx_system.cpp index 532e83b..27cbd65 100644 --- a/core/fxcrt/fx_system.cpp +++ b/core/fxcrt/fx_system.cpp
@@ -118,7 +118,7 @@ } char* s = str; while (*str) { - *str = FXSYS_toASCIIlower(*str); + *str = tolower(*str); str++; } return s; @@ -129,7 +129,7 @@ } char* s = str; while (*str) { - *str = FXSYS_toASCIIupper(*str); + *str = toupper(*str); str++; } return s; @@ -140,7 +140,7 @@ } wchar_t* s = str; while (*str) { - *str = FXSYS_toASCIIlower(*str); + *str = FXSYS_towlower(*str); str++; } return s; @@ -151,7 +151,7 @@ } wchar_t* s = str; while (*str) { - *str = FXSYS_toASCIIupper(*str); + *str = FXSYS_towupper(*str); str++; } return s; @@ -161,8 +161,8 @@ int f; int l; do { - f = FXSYS_toASCIIupper(*dst); - l = FXSYS_toASCIIupper(*src); + f = toupper(*dst); + l = toupper(*src); ++dst; ++src; } while (f && f == l); @@ -173,8 +173,8 @@ wchar_t f; wchar_t l; do { - f = FXSYS_toASCIIupper(*dst); - l = FXSYS_toASCIIupper(*src); + f = FXSYS_towupper(*dst); + l = FXSYS_towupper(*src); ++dst; ++src; } while (f && f == l);
diff --git a/core/fxge/android/cfpf_skiafontmgr.cpp b/core/fxge/android/cfpf_skiafontmgr.cpp index 7413a69..d44d7d5 100644 --- a/core/fxge/android/cfpf_skiafontmgr.cpp +++ b/core/fxge/android/cfpf_skiafontmgr.cpp
@@ -97,7 +97,7 @@ const char* pStrEnd = pStr + iLength; uint32_t uHashCode = 0; while (pStr < pStrEnd) - uHashCode = 31 * uHashCode + FXSYS_toASCIIlower(*pStr++); + uHashCode = 31 * uHashCode + tolower(*pStr++); return uHashCode; } @@ -167,7 +167,7 @@ char ch = pBuffer[i]; if (ch == ' ' || ch == '-' || ch == ',') continue; - dwHash = 31 * dwHash + FXSYS_toASCIIlower(ch); + dwHash = 31 * dwHash + tolower(ch); } return dwHash; }
diff --git a/fpdfsdk/pwl/cpwl_list_impl.cpp b/fpdfsdk/pwl/cpwl_list_impl.cpp index 561ef1b..8795a67 100644 --- a/fpdfsdk/pwl/cpwl_list_impl.cpp +++ b/fpdfsdk/pwl/cpwl_list_impl.cpp
@@ -608,8 +608,7 @@ nCircleIndex = 0; if (Item* pListItem = m_ListItems[nCircleIndex].get()) { - if (FXSYS_toASCIIupper(pListItem->GetFirstChar()) == - FXSYS_toASCIIupper(nChar)) + if (FXSYS_towupper(pListItem->GetFirstChar()) == FXSYS_towupper(nChar)) return nCircleIndex; } }
diff --git a/fxjs/cfxjse_formcalc_context.cpp b/fxjs/cfxjse_formcalc_context.cpp index 14053c8..4157c29 100644 --- a/fxjs/cfxjse_formcalc_context.cpp +++ b/fxjs/cfxjse_formcalc_context.cpp
@@ -1892,7 +1892,7 @@ iIndex += kSubSecondLength; } - if (iIndex < iLength && FXSYS_toASCIIlower(pData[iIndex]) == 'z') + if (iIndex < iLength && FXSYS_towlower(pData[iIndex]) == 'z') return true; int32_t iSign = 1;
diff --git a/fxjs/cjs_util.cpp b/fxjs/cjs_util.cpp index 25d4590..883d022 100644 --- a/fxjs/cjs_util.cpp +++ b/fxjs/cjs_util.cpp
@@ -264,9 +264,9 @@ enum CaseMode { kPreserveCase, kUpperCase, kLowerCase }; static wchar_t TranslateCase(wchar_t input, CaseMode eMode) { - if (eMode == kLowerCase && FXSYS_isASCIIupper(input)) + if (eMode == kLowerCase && FXSYS_iswupper(input)) return input | 0x20; - if (eMode == kUpperCase && FXSYS_isASCIIlower(input)) + if (eMode == kUpperCase && FXSYS_iswlower(input)) return input & ~0x20; return input; }