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Fix regression in CursorWindow.copyStingToBuffer. 

Bug: 5332296

Change-Id: Iff9eed786f0a8293b6156f883a66a322ddad5e99
This commit is contained in:
Jeff Brown 2011-10-07 13:28:18 -07:00
parent cc0bf53f21
commit de27227026
2 changed files with 14 additions and 6 deletions
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7
include/utils/Unicode.h
View File

@ -149,6 +149,13 @@ void utf8_to_utf32(const char* src, size_t src_len, char32_t* dst);
*/
ssize_t utf8_to_utf16_length(const uint8_t* src, size_t srcLen);
/**
* Convert UTF-8 to UTF-16 including surrogate pairs.
* Returns a pointer to the end of the string (where a null terminator might go
* if you wanted to add one).
*/
char16_t* utf8_to_utf16_no_null_terminator(const uint8_t* src, size_t srcLen, char16_t* dst);
/**
* Convert UTF-8 to UTF-16 including surrogate pairs. The destination buffer
* must be large enough to hold the result as measured by utf8_to_utf16_length

13
libs/utils/Unicode.cpp
View File

@ -542,11 +542,7 @@ ssize_t utf8_to_utf16_length(const uint8_t* u8str, size_t u8len)
return u16measuredLen;
}
/**
* Convert a UTF-8 string to UTF-16. The destination UTF-16 buffer must have
* space for NULL at the end.
*/
void utf8_to_utf16(const uint8_t* u8str, size_t u8len, char16_t* u16str)
char16_t* utf8_to_utf16_no_null_terminator(const uint8_t* u8str, size_t u8len, char16_t* u16str)
{
const uint8_t* const u8end = u8str + u8len;
const uint8_t* u8cur = u8str;
@ -569,7 +565,12 @@ void utf8_to_utf16(const uint8_t* u8str, size_t u8len, char16_t* u16str)
u8cur += u8len;
}
*u16cur = 0;
return u16cur;
}
void utf8_to_utf16(const uint8_t* u8str, size_t u8len, char16_t* u16str) {
char16_t* end = utf8_to_utf16_no_null_terminator(u8str, u8len, u16str);
*end = 0;
}
}