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Fix utf8_toUtf16 (bug #539)

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Don Lewis 2016-08-12 23:40:42 +02:00 • committed by Sebastian Pipping
parent 06b9bcf2a6
commit 896b6c1fd3
1 changed files with 4 additions and 2 deletions
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6
expat/lib/xmltok.c
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@ -402,7 +402,7 @@ utf8_toUtf16(const ENCODING *enc,
case BT_LEAD2:
if (fromLim - from < 2) {
res = XML_CONVERT_INPUT_INCOMPLETE;
break;
goto after;
}
*to++ = (unsigned short)(((from[0] & 0x1f) << 6) | (from[1] & 0x3f));
from += 2;
@ -410,7 +410,7 @@ utf8_toUtf16(const ENCODING *enc,
case BT_LEAD3:
if (fromLim - from < 3) {
res = XML_CONVERT_INPUT_INCOMPLETE;
break;
goto after;
}
*to++ = (unsigned short)(((from[0] & 0xf) << 12)
| ((from[1] & 0x3f) << 6) | (from[2] & 0x3f));
@ -441,6 +441,8 @@ utf8_toUtf16(const ENCODING *enc,
break;
}
}
if (from < fromLim)
res = XML_CONVERT_OUTPUT_EXHAUSTED;
after:
*fromP = from;
*toP = to;