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[HB] Optimize sanitize()

This commit is contained in:
Behdad Esfahbod 2009-08-04 02:10:48 -04:00
parent cd3827ee56
commit a97ce570ab
1 changed files with 6 additions and 1 deletions
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7
src/hb-open-types-private.hh
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@ -376,11 +376,12 @@ struct ArrayOf
inline bool sanitize (SANITIZE_ARG_DEF) { inline bool sanitize (SANITIZE_ARG_DEF) {
if (!(SANITIZE (len) && SANITIZE_GET_SIZE())) return false; if (!(SANITIZE (len) && SANITIZE_GET_SIZE())) return false;
/* XXX For non-recursive types, this is too much overhead */ /* Note; for non-recursive types, this is not much needed
unsigned int count = len; unsigned int count = len;
for (unsigned int i = 0; i < count; i++) for (unsigned int i = 0; i < count; i++)
if (!SANITIZE (array[i])) if (!SANITIZE (array[i]))
return false; return false;
*/
} }
USHORT len; USHORT len;
@ -403,9 +404,11 @@ struct HeadlessArrayOf
inline bool sanitize (SANITIZE_ARG_DEF) { inline bool sanitize (SANITIZE_ARG_DEF) {
if (!(SANITIZE_SELF () && SANITIZE_GET_SIZE())) return false; if (!(SANITIZE_SELF () && SANITIZE_GET_SIZE())) return false;
unsigned int count = len ? len - 1 : 0; unsigned int count = len ? len - 1 : 0;
/* Note; for non-recursive types, this is not much needed
for (unsigned int i = 0; i < count; i++) for (unsigned int i = 0; i < count; i++)
if (!SANITIZE (array[i])) if (!SANITIZE (array[i]))
return false; return false;
*/
} }
USHORT len; USHORT len;
@ -427,9 +430,11 @@ struct LongArrayOf
inline bool sanitize (SANITIZE_ARG_DEF) { inline bool sanitize (SANITIZE_ARG_DEF) {
if (!(SANITIZE_SELF () && SANITIZE_GET_SIZE())) return false; if (!(SANITIZE_SELF () && SANITIZE_GET_SIZE())) return false;
unsigned int count = len; unsigned int count = len;
/* Note; for non-recursive types, this is not much needed
for (unsigned int i = 0; i < count; i++) for (unsigned int i = 0; i < count; i++)
if (!SANITIZE (array[i])) if (!SANITIZE (array[i]))
return false; return false;
*/
} }
ULONG len; ULONG len;