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[HB] Hookup NEUTER()

This commit is contained in:
Behdad Esfahbod 2009-08-04 14:10:39 -04:00
parent 15164d9258
commit ac26e2a838
1 changed files with 3 additions and 3 deletions
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6
src/hb-open-types-private.hh
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@ -83,7 +83,7 @@ struct _hb_sanitize_context_t
#define SANITIZE_MEM(B,L) HB_LIKELY (context->start <= CONST_CHARP(B) && CONST_CHARP(B) + (L) <= context->end) /* XXX overflow */
#define NEUTER(Var, Val) (false)
#define NEUTER(Var, Val) (SANITIZE_OBJ (Var) && hb_blob_try_writeable_inplace (context->blob) && ((Var) = (Val), true))
/*
@ -352,13 +352,13 @@ struct GenericOffsetTo : OffsetType
if (!SANITIZE_OBJ (*this)) return false;
unsigned int offset = *this;
if (HB_UNLIKELY (!offset)) return true;
return SANITIZE (CAST(Type, *DECONST_CHARP(base), offset)) || NEUTER (*this, 0);
return SANITIZE (CAST(Type, *DECONST_CHARP(base), offset)) || NEUTER (DECONST_CAST(OffsetType,*this,0), 0);
}
inline bool sanitize (SANITIZE_ARG_DEF, const void *base, unsigned int user_data) {
if (!SANITIZE_OBJ (*this)) return false;
unsigned int offset = *this;
if (HB_UNLIKELY (!offset)) return true;
return SANITIZE_BASE (CAST(Type, *DECONST_CHARP(base), offset), user_data) || NEUTER (*this, 0);
return SANITIZE_BASE (CAST(Type, *DECONST_CHARP(base), offset), user_data) || NEUTER (DECONST_CAST(OffsetType,*this,0), 0);
}
};
template <typename Base, typename OffsetType, typename Type>