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Hopefully stop the crashes on database init on ARM (and SH1) targets when comment tags using UTF-16 are present.

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@14618 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Jens Arnold 2007-09-05 06:27:59 +00:00
parent 24006ffeac
commit fcab061250
1 changed files with 10 additions and 7 deletions
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17
firmware/id3.c
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@ -512,16 +512,19 @@ static int unicode_len(char encoding, const void* string)
int len = 0;
if (encoding == 0x01 || encoding == 0x02) {
short* s = (short*) string;
while (*s++) {
}
len = (void*) s - string;
bool iswchar;
const char *s = string;
/* string might be unaligned, so using short* can crash on ARM and SH1 */
do {
iswchar = (*s++ != 0);
iswchar |= (*s++ != 0);
} while (iswchar);
len = s - (const char*) string;
} else {
len = strlen((char*) string) + 1;
}
return len;
}