[ox] Replace __attribute__((packed)) with OX_PACKED

deps/ox/src/ox/fs/filestore/filestoretemplate.hpp

@@ -23,7 +23,7 @@ struct StatInfo {
 };
 
 template<typename size_t>
-struct __attribute__((packed)) FileStoreItem: public ptrarith::Item<size_t> {
+struct OX_PACKED FileStoreItem: public ptrarith::Item<size_t> {
 	ox::LittleEndian<size_t> id = 0;
 	ox::LittleEndian<uint8_t> fileType = 0;
 	ox::LittleEndian<size_t> links = 0;
@@ -64,7 +64,7 @@ class FileStoreTemplate {
 		static constexpr InodeId_t ReservedInodeEnd = 100;
 		static constexpr auto MaxInode = MaxValue<size_t> / 2;
 
-		struct __attribute__((packed)) FileStoreData {
+		struct OX_PACKED FileStoreData {
 			ox::LittleEndian<size_t> rootNode = 0;
 			ox::Random random;
 		};

deps/ox/src/ox/fs/filesystem/directory.hpp

@@ -16,10 +16,10 @@
 namespace ox {
 
 template<typename InodeId_t>
-struct __attribute__((packed)) DirectoryEntry {
+struct OX_PACKED DirectoryEntry {
 
 	public:
-		struct __attribute__((packed)) DirectoryEntryData {
+		struct OX_PACKED DirectoryEntryData {
 			// DirectoryEntry fields
 			LittleEndian<InodeId_t> inode = 0;
 			char name[MaxFileNameLength];

deps/ox/src/ox/fs/filesystem/filesystem.hpp

@@ -89,7 +89,7 @@ class FileSystemTemplate: public FileSystem {
 	private:
 		static constexpr auto InodeFsData = 2;
 
-		struct __attribute__((packed)) FileSystemData {
+		struct OX_PACKED FileSystemData {
 			LittleEndian<typename FileStore::InodeId_t> rootDirInode;
 		};
 

deps/ox/src/ox/ptrarith/nodebuffer.hpp

@@ -8,6 +8,7 @@
 
 #pragma once
 
+#include <ox/std/stddef.hpp>
 #include <ox/std/trace.hpp>
 
 #include "ptr.hpp"
@@ -15,10 +16,10 @@
 namespace ox::ptrarith {
 
 template<typename size_t, typename Item>
-class __attribute__((packed)) NodeBuffer {
+class OX_PACKED NodeBuffer {
 
 	public:
-		struct __attribute__((packed)) Header {
+		struct OX_PACKED Header {
 			ox::LittleEndian<size_t> size = sizeof(Header); // capacity
 			ox::LittleEndian<size_t> bytesUsed = sizeof(Header);
 			ox::LittleEndian<size_t> firstItem = 0;
@@ -433,7 +434,7 @@ uint8_t *NodeBuffer<size_t, Item>::data() {
 
 
 template<typename size_t>
-struct __attribute__((packed)) Item {
+struct OX_PACKED Item {
 	public:
 		ox::LittleEndian<size_t> prev = 0;
 		ox::LittleEndian<size_t> next = 0;

deps/ox/src/ox/ptrarith/test/tests.cpp

@@ -26,7 +26,7 @@ using namespace std;
 using namespace ox;
 
 template<typename T>
-struct __attribute__((packed)) NodeType: public ox::ptrarith::Item<T> {
+struct OX_PACKED NodeType: public ox::ptrarith::Item<T> {
 	public:
 		size_t fullSize() const {
 			return this->size() + sizeof(*this);

deps/ox/src/ox/std/byteswap.hpp

@@ -9,6 +9,7 @@
 #pragma once
 
 #include "defines.hpp"
+#include "stddef.hpp"
 #include "types.hpp"
 #include "typetraits.hpp"
 
@@ -58,7 +59,7 @@ template<typename T, bool byteSwap>
 }
 
 template<typename T, bool byteSwap>
-class __attribute__((packed)) ByteSwapInteger {
+class OX_PACKED ByteSwapInteger {
 	private:
 		T m_value;
 

deps/ox/src/ox/std/random.hpp

@@ -8,13 +8,14 @@
 
 #pragma once
 
+#include "stddef.hpp"
 #include "types.hpp"
 
 namespace ox {
 
 using RandomSeed = uint64_t[2];
 
-class __attribute__((packed)) Random {
+class OX_PACKED Random {
 	private:
 		RandomSeed m_seed;
 

deps/ox/src/ox/std/stddef.hpp

@@ -13,3 +13,9 @@
 #else
 #define offsetof(type, member) __builtin_offsetof(type, member)
 #endif
+
+#ifdef _MSC_VER
+#define OX_PACKED
+#else
+#define OX_PACKED __attribute__((packed))
+#endif