intl/unicharutil/util/nsSpecialCasingData.h

   1 /* This Source Code Form is subject to the terms of the Mozilla Public
   2  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
   3  * You can obtain one at http://mozilla.org/MPL/2.0/. */
   4
   5 #include <stdint.h>
   6
   7 namespace mozilla {
   8 namespace unicode {
   9
  10 // Multi-character mappings (from SpecialCasing.txt) map a single Unicode
  11 // value to a sequence of 2 or 3 Unicode characters. There are currently none
  12 // defined outside the BMP, so we can use char16_t here. Unused trailing
  13 // positions in mMappedChars are set to 0.
  14 struct MultiCharMapping {
  15   char16_t mOriginalChar;
  16   char16_t mMappedChars[3];
  17 };
  18
  19 // Return a pointer to the special case mapping for the given character;
  20 // returns nullptr if no such mapping is defined.
  21 const MultiCharMapping* SpecialUpper(uint32_t aCh);
  22 const MultiCharMapping* SpecialLower(uint32_t aCh);
  23 const MultiCharMapping* SpecialTitle(uint32_t aCh);
  24
  25 } // namespace unicode
  26 } // namespace mozilla