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Diffstat (limited to 'enc')
-rw-r--r--enc/utf_16be.c14
-rw-r--r--enc/utf_16le.c15
2 files changed, 12 insertions, 17 deletions
diff --git a/enc/utf_16be.c b/enc/utf_16be.c
index 2ef3199633..f80711d9bd 100644
--- a/enc/utf_16be.c
+++ b/enc/utf_16be.c
@@ -132,14 +132,12 @@ utf16be_code_to_mbc(OnigCodePoint code, UChar *buf,
UChar* p = buf;
if (code > 0xffff) {
- unsigned int plane, high;
-
- plane = code >> 16;
- *p++ = (plane >> 2) + 0xd8;
- high = (code & 0xff00) >> 8;
- *p++ = ((plane & 0x03) << 6) + (high >> 2);
- *p++ = (high & 0x02) + 0xdc;
- *p = (UChar )(code & 0xff);
+ unsigned int high = (code >> 10) + 0xD7C0;
+ unsigned int low = (code & 0x3FF) + 0xDC00;
+ *p++ = (high >> 8) & 0xFF;
+ *p++ = high & 0xFF;
+ *p++ = (low >> 8) & 0xFF;
+ *p++ = low & 0xFF;
return 4;
}
else {
diff --git a/enc/utf_16le.c b/enc/utf_16le.c
index 33bfe08f47..c3712f4e18 100644
--- a/enc/utf_16le.c
+++ b/enc/utf_16le.c
@@ -126,15 +126,12 @@ utf16le_code_to_mbc(OnigCodePoint code, UChar *buf,
UChar* p = buf;
if (code > 0xffff) {
- unsigned int plane, high;
-
- plane = code >> 16;
- high = (code & 0xff00) >> 8;
-
- *p++ = ((plane & 0x03) << 6) + (high >> 2);
- *p++ = (plane >> 2) + 0xd8;
- *p++ = (UChar )(code & 0xff);
- *p = (high & 0x02) + 0xdc;
+ unsigned int high = (code >> 10) + 0xD7C0;
+ unsigned int low = (code & 0x3FF) + 0xDC00;
+ *p++ = high & 0xFF;
+ *p++ = (high >> 8) & 0xFF;
+ *p++ = low & 0xFF;
+ *p++ = (low >> 8) & 0xFF;
return 4;
}
else {