Archiver Initial

Modules/CMakeLists.txt

@@ -12,7 +12,8 @@ target_include_directories(${PROJECT_NAME} PUBLIC ./public/)
 
 ### -------------------------- Tests  --------------------------  ###
 enable_testing()
-add_executable(${PROJECT_NAME}Tests ${CMAKE_CURRENT_SOURCE_DIR}/tests/Tests.cpp)
+file(GLOB SOURCES_TEST "./tests/*.cpp")
+add_executable(${PROJECT_NAME}Tests ${SOURCES_TEST})
 target_link_libraries(${PROJECT_NAME}Tests  ${PROJECT_NAME})
 add_test(NAME ${PROJECT_NAME}Tests COMMAND ${PROJECT_NAME}Tests)
 

Modules/public/Archiver.hpp

@@ -0,0 +1,146 @@
+#pragma once
+
+#include "Common.hpp"
+
+namespace tp {
+
+	// Used to transfer data to or from some sort of archive
+	// Abstracts interface so that actual archive must only overload readBytes and writeBytes
+	// The main idea is that it transfers data as bytes only if this type of data does not have special API functions
+	template <bool tRead>
+	class ArchiverTemplate {
+	public:
+		struct HasFunc {
+			typedef ArchiverTemplate& ArchRef;
+			template <typename T, typename = void> struct Write : FalseType {};
+			template <typename T> struct Write<T, VoidType<decltype(DeclareValue<T>()().archiveWrite(DeclareValue<ArchRef>()()))>> : TrueType {};
+
+			template <typename T, typename = void> struct Read : FalseType {};
+			template <typename T> struct Read<T, VoidType<decltype(DeclareValue<T>()().archiveRead(DeclareValue<ArchRef>()()))>> : TrueType {};
+
+			template <typename T, typename = void> struct Archive : FalseType {};
+			template <typename T> struct Archive<T, VoidType<decltype(DeclareValue<T>()().archive(DeclareValue<ArchRef>()()))>> : TrueType {};
+
+			template <typename T>
+			struct AssertCombinations {
+				static constexpr auto assert() {
+					if (HasFunc::template Read<T>::value != HasFunc::template Write<T>::value) return false;
+					if (HasFunc::template Read<T>::value) {
+						if (HasFunc::template Read<T>::value == HasFunc::template Archive<T>::value) return false;
+					}
+					return true;
+				}
+			};
+		};
+
+	public:
+		virtual void writeBytes(const int1* val, ualni size) = 0;
+		virtual void readBytes(int1* val, ualni size)  = 0;
+
+	public:
+		ArchiverTemplate() = default;
+
+		// check if type has explicit write method. if not write as bytes
+		template<typename Type>
+		void operator <<(const Type& val) {
+			static_assert(!tRead);
+			static_assert(HasFunc::template AssertCombinations<Type>::assert());
+			if constexpr (HasFunc::template Write<Type>::value) {
+				val.archiveWrite(*this);
+			} else {
+				writeBytes((const int1*) &val, sizeof(val));
+			}
+		}
+
+		// check if type has explicit read method. if not read as bytes
+		template<typename Type>
+		void operator >>(Type& val) {
+			static_assert(tRead);
+			static_assert(HasFunc::template AssertCombinations<Type>::assert());
+			if constexpr (HasFunc::template Read<Type>::value) {
+				val.archiveRead(*this);
+			} else {
+				readBytes((int1*) &val, sizeof(val));
+			}
+		}
+
+		// check if type has explicit archive method. if not read/write as bytes
+		template<typename Type>
+		void operator %(Type& val) {
+			static_assert(HasFunc::template AssertCombinations<Type>::assert());
+			if constexpr (HasFunc::template Archive<Type>::value) {
+				val.archive(*this);
+			} else {
+				if constexpr (tRead) {
+					operator>>(val);
+				} else {
+					operator<<(val);
+				}
+			}
+		}
+
+		template<typename Type>
+		void operator %(const Type& val) {
+			static_assert(HasFunc::template AssertCombinations<Type>::assert());
+			if constexpr (HasFunc::template Archive<Type>::value) {
+				((Type&)val).archive(*this);
+			} else {
+				if constexpr (tRead) {
+					operator>>(val);
+				} else {
+					operator<<(val);
+				}
+			}
+		}
+	};
+
+	template<ualni tMaxMemory, bool tRead>
+	class ArchiverExample : public ArchiverTemplate<tRead> {
+	public:
+		ArchiverExample() = default;
+
+	protected:
+		void incrementAddresses(ualni size) {
+			if (mFirstNotWritten == mAddress) mFirstNotWritten += size;
+			mAddress += size;
+		}
+
+		void writeBytes(const int1* val, ualni size) override {
+			for (auto i = 0; i < size; i++) mBuff[mAddress + i] = val[i];
+			incrementAddresses(size);
+		}
+
+		void readBytes(int1* val, ualni size) override {
+			for (auto i = 0; i < size; i++) val[i] = mBuff[mAddress + i];
+			incrementAddresses(size);
+		}
+
+		template<typename tType>
+		static void test() {
+			const tType val;
+			tType res;
+
+			res.change();
+
+			ArchiverExample<tMaxMemory, false> write;
+			ArchiverExample<tMaxMemory, true> read;
+
+			write % val;
+
+			for (auto i = 0; i < tMaxMemory; i++) read.mBuff[i] = write.mBuff[i];
+
+			read % res;
+
+			if (val != res) {
+				throw "test failed";
+			}
+		}
+
+	public:
+		int1 mBuff[tMaxMemory]{};
+
+	private:
+		ualni mAddress = 0;
+		ualni mFirstNotWritten = 0;
+	};
+}

Modules/public/Common.hpp

@@ -4,15 +4,40 @@
 #include "Environment.hpp"
 #include "TypeInfo.hpp"
 #include <initializer_list>
+#include <typeinfo>
+#include <utility>
 
 namespace tp {
 	template<typename Type>
-	using init_list = std::initializer_list<Type>;
+	using InitialierList = std::initializer_list<Type>;
 
 	// Selects whether to pass by constant reference or by value
 	template <typename tType>
-	using SelCopyArg = typename TypeSelect<(sizeof(tType) > sizeof(tp::alni)), const tType&, tType>::Result;
+	using SelectValueOrReference = typename TypeSelect<(sizeof(tType) > sizeof(tp::alni)), const tType&, tType>::Result;
 
+	template <typename tType>
+	using VoidType = void;
+
+	template <typename tType>
+	struct Reference {
+		tType& operator()() {}
+	};
+
+	template <typename tType>
+	struct DeclareValue {
+			tType operator()() {}
+	};
+
+	struct TrueType {
+			static constexpr auto value = true;
+	};
+
+	struct FalseType {
+			static constexpr auto value = false;
+	};
+}
+
+namespace tp {
 	ualni next2pow(ualni v);
 	uhalni next2pow(uhalni v);
 	ufalni next2pow(ufalni v);

Modules/public/SizeCounter.hpp

@@ -0,0 +1,50 @@
+#pragma once
+
+#include "Common.hpp"
+
+namespace tp {
+
+	// TODO
+	template <bool tRecursive>
+	class SizeCounter {
+		typedef SizeCounter& ArchRef;
+		template <typename T, typename = void> struct HasSizeCounter : FalseType {};
+		template <typename T> struct HasSizeCounter<T, VoidType<decltype(DeclareValue<T>()().count(DeclareValue<ArchRef>()()))>> : TrueType {};
+
+	public:
+		SizeCounter() = default;
+
+		template<typename Type>
+		void count(const Type& val) {
+			if constexpr (HasSizeCounter<Type>::value) {
+				val.count(*this);
+			} else {
+				if constexpr (tRecursive) {
+					count(sizeof(val));
+				} else {
+					mSize += sizeof(Type);
+				}
+			}
+		}
+
+		void countSizeUnused(ualni size) {
+			mSizeUnused += size;
+		}
+
+		void countSize(ualni size) {
+			mSize += size;
+		}
+
+		[[nodiscard]] ualni getSizeUnused() const {
+			return mSizeUnused;
+		}
+
+		[[nodiscard]] ualni getSize() const {
+			return mSize;
+		}
+
+	private:
+		ualni mSize = 0;
+		ualni mSizeUnused = 0;
+	};
+}

Modules/tests/TestArchiver.cpp

@@ -0,0 +1,202 @@
+
+#include "Archiver.hpp"
+#include <cstdio>
+#include <cstdlib>
+
+using namespace tp;
+
+bool sFailed = false;
+
+struct Undef {
+	char character1 = 'a';
+	bool boolean = true;
+	ualni integer = 321;
+	char character2 = 'a';
+
+	void change() {
+		character1++;
+		character2--;
+		integer++;
+		boolean = !boolean;
+	}
+
+	[[nodiscard]] bool operator!=(const Undef& in) const {
+		if (character1 != in.character1) return true;
+		if (character2 != in.character2) return true;
+		if (integer != in.integer) return true;
+		if (boolean != in.boolean) return true;
+		return false;
+	}
+};
+
+
+struct SimpleArchive {
+	char character = 'a';
+	ualni integer = 123;
+	bool boolean = true;
+	Undef undef;
+
+	template<typename tArchiver>
+	void archive(tArchiver& ar) {
+		ar % character;
+		ar % integer;
+		ar % boolean;
+		ar % undef;
+	}
+
+	void change() {
+		character++;
+		integer++;
+		boolean = !boolean;
+		undef.change();
+	}
+
+	[[nodiscard]] bool operator!=(const SimpleArchive& in) const {
+		if (character != in.character) return true;
+		if (integer != in.integer) return true;
+		if (boolean != in.boolean) return true;
+		if (undef != in.undef) return true;
+		return false;
+	}
+};
+
+struct Simple {
+	char character = 'a';
+	ualni integer = 123;
+	bool boolean = true;
+	Undef undef;
+
+	template<typename tArchiver>
+	void archiveRead(tArchiver& ar) {
+		ar >> character;
+		ar >> integer;
+		ar >> boolean;
+		ar >> undef;
+	}
+
+	template<typename tArchiver>
+	void archiveWrite(tArchiver& ar) const {
+		ar << character;
+		ar << integer;
+		ar << boolean;
+		ar << undef;
+	}
+
+	void change() {
+		character++;
+		integer++;
+		boolean = !boolean;
+		undef.change();
+	}
+
+	[[nodiscard]] bool operator!=(const Simple& in) const {
+		if (character != in.character) return true;
+		if (integer != in.integer) return true;
+		if (boolean != in.boolean) return true;
+		if (undef != in.undef) return true;
+		return false;
+	}
+};
+
+template<typename tType>
+struct Set {
+	tType buff[10];
+	ualni len = 5;
+
+	template<typename tArchiver>
+	void archiveRead(tArchiver& ar) {
+		ar >> len;
+		for (auto i = 0; i < len; i++) {
+			ar >> buff[i];
+		}
+	}
+
+	template<typename tArchiver>
+	void archiveWrite(tArchiver& ar) const {
+		ar << len;
+		for (auto i = 0; i < len; i++) {
+			ar << buff[i];
+		}
+	}
+
+	void change() {
+		len = 2;
+		for (auto i = 0; i < len; i++) {
+			buff[i].change();
+		}
+	}
+
+	[[nodiscard]] bool operator!=(const Set& in) const {
+		for (auto i = 0; i < len; i++) {
+			if (buff[i] != in.buff[i]) return true;
+		}
+
+		if (len != in.len) return true;
+		return false;
+	}
+};
+
+
+template<typename tType>
+struct Complex {
+	Undef undef;
+	Set<tType> set;
+
+	template<typename tArchiver>
+	void archive(tArchiver& ar) {
+		ar % set;
+		ar % undef;
+	}
+
+	void change() {
+		undef.change();
+		set.change();
+	}
+
+	[[nodiscard]] bool operator!=(const Complex& in) const {
+		return undef != in.undef || set != in.set;
+	}
+};
+
+template<typename tType>
+void test() {
+	constexpr auto size = 1024;
+
+	const tType val;
+	tType res;
+
+	res.change();
+
+	ArchiverExample<size, false> write;
+	ArchiverExample<size, true> read;
+
+	write % val;
+
+	for (auto i = 0; i < size; i++) read.mBuff[i] = write.mBuff[i];
+
+	read % res;
+
+	if (val != res) {
+		printf("Test %s Failed\n", typeid(tType).name());
+		sFailed = true;
+	}
+}
+
+template <typename T, typename A, typename = void> struct HasArchive : FalseType {};
+template <typename T, typename A> struct HasArchive<T, A, VoidType<decltype(DeclareValue<T>()().archive(DeclareValue<A&>()()))>> : TrueType {};
+
+void testArchiver() {
+
+	printf("has archive method - %i\n", HasArchive<SimpleArchive, ArchiverExample<10, false>>::value);
+	printf("has archive method - %i\n", ArchiverExample<10, false>::HasFunc::Archive<SimpleArchive>::value);
+	printf("has archive method - %i\n", ArchiverExample<10, false>::HasFunc::Archive<Simple>::value);
+
+	test<SimpleArchive>();
+	test<Simple>();
+	test<Set<Simple>>();
+	test<Complex<Simple>>();
+
+	if (sFailed) {
+		exit(1);
+	}
+}

Modules/tests/Tests.cpp

@@ -1,7 +1,7 @@
 
 #include "Module.hpp"
 
-#include "Common.hpp"
+void testArchiver();
 
 int main() {
 	tp::ModuleManifest* ModuleDependencies[] = { &tp::gModuleBase, nullptr };
@@ -13,10 +13,12 @@ int main() {
 
 	ASSERT(tp::gEnvironment.mWidth == tp::Environment::ArchWidth::X64);
 
-	ASSERT(tp::max(2, 1) == 2);
-	ASSERT(tp::max(-1, 0) == 0);
-	ASSERT(tp::max(0, -1) == 0);
-	ASSERT(tp::min(0, -1) == -1);
+	ASSERT(tp::max(2, 1) == 2)
+	ASSERT(tp::max(-1, 0) == 0)
+	ASSERT(tp::max(0, -1) == 0)
+	ASSERT(tp::min(0, -1) == -1)
+
+	testArchiver();
 
 	TestModule.deinitialize();
 }