diff options
Diffstat (limited to 'modules/codec/c++/schema_hash.h')
| -rw-r--r-- | modules/codec/c++/schema_hash.h | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/modules/codec/c++/schema_hash.h b/modules/codec/c++/schema_hash.h index 8f66fbf..d4312c4 100644 --- a/modules/codec/c++/schema_hash.h +++ b/modules/codec/c++/schema_hash.h @@ -74,6 +74,47 @@ struct schema_hash_seed<schema::Primitive<P,N>> { } }; +template<typename T, uint64_t N> +struct schema_hash_seed<schema::Array<T,N>> { + using Schema = schema::Array<T,N>; + + static constexpr uint64_t apply(uint64_t seed){ + seed = hash_literal<Schema::name>::apply(seed); + seed = schema_hash_seed<T>::apply(seed); + seed = schema_hash_combine::apply(seed, N); + return seed; + } +}; + +template<typename... V, string_literal... K> +struct schema_hash_seed<schema::Struct<schema::Member<V,K>...>> { + using Schema = schema::Struct<schema::Member<V,K>...>; + + template<uint64_t i> + static constexpr uint64_t apply_ele(uint64_t seed){ + using Type = typename parameter_pack_type<i,V...>::type; + constexpr string_literal Lit = parameter_key_pack_type<i,K...>::literal; + using MemberT = typename parameter_pack_type<i,schema::Member<V,K>...>::type; + + seed = hash_literal<MemberT::name>::apply(seed); + seed = schema_hash_seed<Type>::apply(seed); + seed = hash_literal<Lit>::apply(seed); + + if constexpr ( (i+1) < sizeof...(V) ){ + return apply_ele<i+1>(seed); + } + return seed; + } + + static constexpr uint64_t apply(uint64_t seed){ + seed = hash_literal<Schema::name>::apply(seed); + if constexpr (sizeof...(V) > 0){ + seed = apply_ele<0>(seed); + } + return seed; + } +}; + template<typename Schema> struct schema_hash { static constexpr uint64_t apply() { |