tree 2338a91503f2377f73db3b1bcabbf2ef14a28637
parent 311002936e97a36b1ce4812ed690d6cf9c2a75c4
author Sergio Giro <sgiro@google.com> 1467133349 +0100
committer Sergio Giro <sgiro@google.com> 1468499670 +0000

DO NOT MERGE libutils/Unicode.cpp: Correct length computation and add checks for utf16->utf8

Inconsistent behaviour between utf16_to_utf8 and utf16_to_utf8_length
is causing a heap overflow.

Correcting the length computation and adding bound checks to the
conversion functions.

(cherry picked from commit c4966a363e46d2e1074d1a365e232af0dcedd6a1)

Bug: 29250543
Change-Id: Ia2d6a550f5594280505fb0835c752e53898700ed