From 188692a048b28361f91150b2e93804dfb944bf9c Mon Sep 17 00:00:00 2001
From: "Claudius \"keldu\" Holeksa" <mail@keldu.de>
Date: Thu, 11 Apr 2024 15:29:04 +0200
Subject: codec: Added mixed precision schema and implemented their native data
 type

---
 modules/codec/c++/data.hpp   | 28 ++++++++++++++++++++++++++++
 modules/codec/c++/rpc.hpp    |  4 ++--
 modules/codec/c++/schema.hpp | 11 ++++++++++-
 3 files changed, 40 insertions(+), 3 deletions(-)

(limited to 'modules/codec/c++')

diff --git a/modules/codec/c++/data.hpp b/modules/codec/c++/data.hpp
index a10ee9d..2adb5b7 100644
--- a/modules/codec/c++/data.hpp
+++ b/modules/codec/c++/data.hpp
@@ -126,8 +126,36 @@ public:
 	bool operator<(const data<schema::Primitive<T,N>, Enc>& rhs) const {
 		return get() < rhs.get();
 	}
+
+	/**
+	 * Casts 
+	 */
+	template<typename Target>
+	data<Target, encode::Native> cast_to(){
+		auto raw_to = static_cast<typename saw::native_data_type<Target>::type>(value_);
+		return {raw_to};
+	}
 };
 
+template<typename TA, uint64_t NA, typename TB, uint64_t NB> 
+class data<schema::MixedPrecision<schema::Primitive<TA,NA>, schema::Primitive<TB,NB>>, encode::Native>{
+public:
+	using Schema = schema::MixedPrecision<schema::Primitive<TA,NA>, schema::Primitive<TB,NB>>;
+private:
+	data<typename Schema::StorageSchema, encode::Native> value_;
+public:
+	data():value_{}{}
+
+	data(typename saw::native_data_type<typename Schema::InterfaceSchema>::type val__):value_{static_cast<typename saw::native_data_type<typename Schema::StorageSchema>::type>(val__)}{}
+
+	typename saw::native_data_type<typename Schema::InterfaceSchema>::type get() const {
+		return value_.template cast_to<typename Schema::InterfaceSchema>().get();
+	}
+	
+	void set(typename saw::native_data_type<typename Schema::InterfaceSchema>::type val){
+		value_.set(val.template cast_to<typename Schema::StorageSchema>().get());
+	}
+};
 
 template<typename... T, string_literal... literals>
 class data<schema::Union<schema::Member<T, literals>...>, encode::Native> {
diff --git a/modules/codec/c++/rpc.hpp b/modules/codec/c++/rpc.hpp
index 9f59455..6b606e2 100644
--- a/modules/codec/c++/rpc.hpp
+++ b/modules/codec/c++/rpc.hpp
@@ -75,11 +75,11 @@ class remote_address {
  * Reference Backend structure
  */
 template<typename T>
-class remote_context {
+class remote_api {
 	static_assert(always_false<T>, "Type of backend not supported");
 
 	/**
-	 * Resolves an address on the remote
+	 * Resolves an address for the remote
 	 */
 	conveyor<remote_address<T>> resolve_address();
 
diff --git a/modules/codec/c++/schema.hpp b/modules/codec/c++/schema.hpp
index 3c5bce5..3d20c10 100644
--- a/modules/codec/c++/schema.hpp
+++ b/modules/codec/c++/schema.hpp
@@ -102,7 +102,7 @@ using Float64 = Primitive<FloatingPoint, 8>;
 /**
  * Classes allowing to distinguish Ints from VarInts
  */
-template<typename T, std::size_t MaxLen>
+template<typename T, uint64_t MaxLen>
 struct VariableLengthPrimitive {
 	static constexpr string_literal name = "VariableLengthPrimitive";
 };
@@ -110,6 +110,15 @@ struct VariableLengthPrimitive {
 using VarInt = VariableLengthPrimitive<SignedInteger, 5>;
 using VarLong = VariableLengthPrimitive<SignedInteger, 10>;
 
+template<typename PrimA, typename PrimB>
+struct MixedPrecision {
+	using InterfaceSchema = PrimA;
+	using StorageSchema = PrimB;
+
+	static_assert(is_primitive<PrimA>::value, "InterfaceSchema needs to be a Primitive");
+	static_assert(is_primitive<PrimB>::value, "StorageSchema needs to be a Primitive");
+};
+
 /**
  * Classes enabling Rpc calls
  */
-- 
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