1 // Copyright 2013 The Chromium Authors 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef BASE_STRINGS_LATIN1_STRING_CONVERSIONS_H_ 6 #define BASE_STRINGS_LATIN1_STRING_CONVERSIONS_H_ 7 8 #include <stddef.h> 9 10 #include <string> 11 12 #include "base/base_export.h" 13 14 namespace base { 15 16 // This definition of Latin1Char matches the definition of LChar in Blink. We 17 // use unsigned char rather than char to make less tempting to mix and match 18 // Latin-1 and UTF-8 characters.. 19 typedef unsigned char Latin1Char; 20 21 // This somewhat odd function is designed to help us convert from Blink Strings 22 // to std::u16string. A Blink string is either backed by an array of Latin-1 23 // characters or an array of UTF-16 characters. This function is called by 24 // WebString::operator std::u16string() to convert one or the other character 25 // array to std::u16string. This function is defined here rather than in 26 // WebString.h to avoid binary bloat in all the callers of the conversion 27 // operator. 28 BASE_EXPORT std::u16string Latin1OrUTF16ToUTF16(size_t length, 29 const Latin1Char* latin1, 30 const char16_t* utf16); 31 32 } // namespace base 33 34 #endif // BASE_STRINGS_LATIN1_STRING_CONVERSIONS_H_ 35