From 8d4197e71a39e7fdab5ec3da9ed4f3fb2fceafa9 Mon Sep 17 00:00:00 2001
From: marecl <fotelpl@gmail.com>
Date: Mon, 24 Nov 2025 14:30:45 +0100
Subject: [PATCH] Implemented some link() on windows Added copy/move/rename
 Added cloning FS objects (deep-copy)

---
 src/core/file_sys/hostio/host_io_posix.h      |   6 +-
 src/core/file_sys/hostio/host_io_virtual.h    |   9 +-
 src/core/file_sys/hostio/host_io_win32.h      |  11 +-
 src/core/file_sys/hostio/src/host_io_base.cpp |  10 +-
 src/core/file_sys/hostio/src/host_io_base.h   |   8 +-
 .../file_sys/hostio/src/host_io_linux2bsd.h   | 482 +++++++-----------
 .../file_sys/hostio/src/host_io_posix.cpp     |  60 ++-
 .../file_sys/hostio/src/host_io_virtual.cpp   |  33 +-
 .../file_sys/hostio/src/host_io_win2bsd.h     |  31 ++
 .../file_sys/hostio/src/host_io_win32.cpp     |  87 +++-
 src/core/file_sys/quasifs/quasifs.h           |  28 +-
 src/core/file_sys/quasifs/quasifs_inode.h     |   7 +
 .../quasifs/quasifs_inode_quasi_device.h      |   7 +
 .../quasifs/quasifs_inode_quasi_directory.h   |   7 +
 .../quasifs_inode_quasi_directory_pfs.h       |   7 +
 .../quasifs/quasifs_inode_quasi_file.h        |   7 +
 .../quasifs_inode_quasi_file_virtual.h        |  10 +-
 .../quasifs/quasifs_inode_quasi_socket.h      |   7 +
 .../file_sys/quasifs/quasifs_inode_symlink.h  |   7 +
 .../file_sys/quasifs/src/quasifs_vdriver.cpp  | 143 +++---
 src/core/libraries/kernel/posix_error.h       |   4 +-
 21 files changed, 522 insertions(+), 449 deletions(-)
 create mode 100644 src/core/file_sys/hostio/src/host_io_win2bsd.h

diff --git a/src/core/file_sys/hostio/host_io_posix.h b/src/core/file_sys/hostio/host_io_posix.h
index a187e1a88..e5ea413b4 100644
--- a/src/core/file_sys/hostio/host_io_posix.h
+++ b/src/core/file_sys/hostio/host_io_posix.h
@@ -89,8 +89,9 @@ public:
     s32 Close(const s32 fd) override;
 
     s32 Link(const fs::path& src, const fs::path& dst) override;
-    s32 Unlink(const fs::path& path) override;
     s32 LinkSymbolic(const fs::path& src, const fs::path& dst) override;
+    s32 Unlink(const fs::path& path) override;
+    s32 Remove(const fs::path& path) override;
 
     s32 Flush(const s32 fd) override;
     s32 FSync(const s32 fd) override;
@@ -118,6 +119,9 @@ public:
 
     s32 Chmod(const fs::path& path, u16 mode) override;
     s32 FChmod(const s32 fd, u16 mode) override;
+
+    s32 Copy(const char* src, const char* dst) override;
+    s32 Move(const fs::path& src, const fs::path& dst, bool fail_if_exists) override;
 };
 } // namespace HostIODriver
 
diff --git a/src/core/file_sys/hostio/host_io_virtual.h b/src/core/file_sys/hostio/host_io_virtual.h
index f88380343..d23972aa1 100644
--- a/src/core/file_sys/hostio/host_io_virtual.h
+++ b/src/core/file_sys/hostio/host_io_virtual.h
@@ -50,8 +50,9 @@ public:
     s32 Close(const s32 fd) override;
 
     s32 Link(const fs::path& src, const fs::path& dst) override;
-    s32 Unlink(const fs::path& path) override;
     s32 LinkSymbolic(const fs::path& src, const fs::path& dst) override;
+    s32 Unlink(const fs::path& path) override;
+    s32 Remove(const fs::path& path) override;
 
     s32 Flush(const s32 fd) override;
     s32 FSync(const s32 fd) override;
@@ -81,8 +82,8 @@ public:
     s32 FChmod(const s32 fd, u16 mode) override;
 
     s64 GetDents(const s32 fd, void* buf, u64 count, s64* basep) override;
-    //
-    // Derived, complex functions are to be handled by main FS class
-    //
+
+    s32 Copy(const fs::path& src, const fs::path& dst, bool fail_if_exists) override;
+    s32 Move(const fs::path& src, const fs::path& dst, bool fail_if_exists) override;
 };
 } // namespace HostIODriver
\ No newline at end of file
diff --git a/src/core/file_sys/hostio/host_io_win32.h b/src/core/file_sys/hostio/host_io_win32.h
index 4138868aa..a86d263dc 100644
--- a/src/core/file_sys/hostio/host_io_win32.h
+++ b/src/core/file_sys/hostio/host_io_win32.h
@@ -4,10 +4,7 @@
 
 #ifdef _WIN32
 
-// #error unimplemented
-
 #include <cstdint>
-#include <unordered_map>
 #include <fcntl.h>
 #include <windows.h>
 
@@ -79,9 +76,10 @@ public:
     s32 Creat(const fs::path& path, u16 mode = 0755) override;
     s32 Close(const s32 fd) override;
 
-    // s32 Link(const fs::path& src, const fs::path& dst) override;
-    // s32 Unlink(const fs::path& path) override;
+    s32 Link(const fs::path& src, const fs::path& dst) override;
     // s32 LinkSymbolic(const fs::path& src, const fs::path& dst) override;
+    s32 Unlink(const fs::path& path) override;
+    s32 Remove(const fs::path& path) override;
 
     s32 Flush(const s32 fd) override;
     s32 FSync(const s32 fd) override;
@@ -109,6 +107,9 @@ public:
 
     // s32 Chmod(const fs::path& path, u16 mode) override;
     // s32 FChmod(const s32 fd, u16 mode) override;
+
+    s32 Copy(const fs::path& src, const fs::path& dst, bool fail_if_exists) override;
+    s32 Move(const fs::path& src, const fs::path& dst, bool fail_if_exists) override;
 };
 
 } // namespace HostIODriver
diff --git a/src/core/file_sys/hostio/src/host_io_base.cpp b/src/core/file_sys/hostio/src/host_io_base.cpp
index a8396e39a..4143004e0 100644
--- a/src/core/file_sys/hostio/src/host_io_base.cpp
+++ b/src/core/file_sys/hostio/src/host_io_base.cpp
@@ -21,8 +21,9 @@ s32 HostIO_Base::Creat(const fs::path& path, u16 mode) { STUB(); }
 s32 HostIO_Base::Close(const s32 fd) { STUB(); }
 
 s32 HostIO_Base::Link(const fs::path& src, const fs::path& dst) { STUB(); }
-s32 HostIO_Base::Unlink(const fs::path& path) { STUB(); }
 s32 HostIO_Base::LinkSymbolic(const fs::path& src, const fs::path& dst) { STUB(); }
+s32 HostIO_Base::Unlink(const fs::path& path) { STUB(); }
+s32 HostIO_Base::Remove(const fs::path& path) { STUB(); }
 
 s32 HostIO_Base::Flush(const s32 fd) { STUB(); }
 s32 HostIO_Base::FSync(const s32 fd) { STUB(); }
@@ -54,6 +55,13 @@ s32 HostIO_Base::Chmod(const fs::path& path, u16 mode) { STUB(); }
 s32 HostIO_Base::FChmod(const s32 fd, u16 mode) { STUB(); }
 
 s64 HostIO_Base::GetDents(const s32 fd, void* buf, u64 count, s64* basep) { STUB(); }
+
+s32 HostIO_Base::Copy(const fs::path& src, const fs::path& dst, bool fail_if_exists) { STUB(); }
+s32 HostIO_Base::Move(const fs::path& src, const fs::path& dst, bool fail_if_exists) { STUB(); }
 // clang-format on
 
+s32 HostIO_Base::Rename(const fs::path& src, const fs::path& dst_name, bool fail_if_exists) {
+    return Move(src, src.parent_path() / dst_name, fail_if_exists);
+}
+
 } // namespace HostIODriver
\ No newline at end of file
diff --git a/src/core/file_sys/hostio/src/host_io_base.h b/src/core/file_sys/hostio/src/host_io_base.h
index 34ca4679c..7bd9cbc73 100644
--- a/src/core/file_sys/hostio/src/host_io_base.h
+++ b/src/core/file_sys/hostio/src/host_io_base.h
@@ -27,9 +27,11 @@ public:
     virtual s32 Creat(const fs::path& path, u16 mode = 0755);
     virtual s32 Close(const s32 fd);
 
-    virtual s32 LinkSymbolic(const fs::path& src, const fs::path& dst);
     virtual s32 Link(const fs::path& src, const fs::path& dst);
+    virtual s32 LinkSymbolic(const fs::path& src, const fs::path& dst);
     virtual s32 Unlink(const fs::path& path);
+    virtual s32 Remove(const fs::path& path);
+
     virtual s32 Flush(const s32 fd);
     virtual s32 FSync(const s32 fd);
     virtual s32 Truncate(const fs::path& path, u64 size);
@@ -57,6 +59,10 @@ public:
     virtual s32 FChmod(const s32 fd, u16 mode);
 
     virtual s64 GetDents(const s32 fd, void* buf, u64 count, s64* basep);
+
+    virtual s32 Copy(const fs::path& src, const fs::path& dst, bool fail_if_exists);
+    virtual s32 Move(const fs::path& src, const fs::path& dst, bool fail_if_exists);
+    s32 Rename(const fs::path& src, const fs::path& dst_name, bool fail_if_exists);
     //
     // Derived, complex functions are to be handled by main FS class
     //
diff --git a/src/core/file_sys/hostio/src/host_io_linux2bsd.h b/src/core/file_sys/hostio/src/host_io_linux2bsd.h
index ff4cc00ad..c3c7a80ac 100644
--- a/src/core/file_sys/hostio/src/host_io_linux2bsd.h
+++ b/src/core/file_sys/hostio/src/host_io_linux2bsd.h
@@ -1,4 +1,9 @@
-#include <sys/fcntl.h>
+// SPDX-FileCopyrightText: Copyright 2025 shadPS4 Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#include <errno.h>
 
 #include "common/assert.h"
 #include "core/libraries/kernel/posix_error.h"
@@ -6,394 +11,291 @@
 // Convert linux/unix errno to FreeBSD errno
 // They differ in higher errno numbers, which may throw Orbis off quite a bit
 
-s32 posix2bsd(s32 id) {
+s32 unix2bsd(s32 id) {
     switch (id) {
     default:
         UNREACHABLE_MSG("Unknown POSIX errno");
-    case:
-    POSIX_EPERM:
+    case POSIX_EPERM:
         return EPERM;
-    case:
-    POSIX_ENOENT:
+    case POSIX_ENOENT:
         return ENOENT;
-    case:
-    POSIX_ESRCH:
+    case POSIX_ESRCH:
         return ESRCH;
-    case:
-    POSIX_EINTR:
+    case POSIX_EINTR:
         return EINTR;
-    case:
-    POSIX_EIO:
+    case POSIX_EIO:
         return EIO;
-    case:
-    POSIX_ENXIO:
+    case POSIX_ENXIO:
         return ENXIO;
-    case:
-    POSIX_E2BIG:
+    case POSIX_E2BIG:
         return E2BIG;
-    case:
-    POSIX_ENOEXEC:
+    case POSIX_ENOEXEC:
         return ENOEXEC;
-    case:
-    POSIX_EBADF:
+    case POSIX_EBADF:
         return EBADF;
-    case:
-    POSIX_ECHILD:
+    case POSIX_ECHILD:
         return ECHILD;
-    case:
-    POSIX_EDEADLK:
+    case POSIX_EDEADLK:
         return EDEADLK;
-    case:
-    POSIX_ENOMEM:
+    case POSIX_ENOMEM:
         return ENOMEM;
-    case:
-    POSIX_EACCES:
+    case POSIX_EACCES:
         return EACCES;
-    case:
-    POSIX_EFAULT:
+    case POSIX_EFAULT:
         return EFAULT;
 
-    // case:
-    // POSIX_ENOTBLK:
-    //     return ENOTBLK;
-    
-    case:
-    POSIX_ENOTBLK:
-        return ENODEV; //?
+#ifndef _WIN32
+    case POSIX_ENOTBLK:
+        return ENOTBLK;
+#endif
 
-    case:
-    POSIX_EBUSY:
+    case POSIX_EBUSY:
         return EBUSY;
-    case:
-    POSIX_EEXIST:
+    case POSIX_EEXIST:
         return EEXIST;
-    case:
-    POSIX_EXDEV:
+    case POSIX_EXDEV:
         return EXDEV;
-    case:
-    POSIX_ENODEV:
+    case POSIX_ENODEV:
         return ENODEV;
-    case:
-    POSIX_ENOTDIR:
+    case POSIX_ENOTDIR:
         return ENOTDIR;
-    case:
-    POSIX_EISDIR:
+    case POSIX_EISDIR:
         return EISDIR;
-    case:
-    POSIX_EINVAL:
+    case POSIX_EINVAL:
         return EINVAL;
-    case:
-    POSIX_ENFILE:
+    case POSIX_ENFILE:
         return ENFILE;
-    case:
-    POSIX_EMFILE:
+    case POSIX_EMFILE:
         return EMFILE;
-    case:
-    POSIX_ENOTTY:
+    case POSIX_ENOTTY:
         return ENOTTY;
-    case:
-    POSIX_ETXTBSY:
+    case POSIX_ETXTBSY:
         return ETXTBSY;
-    case:
-    POSIX_EFBIG:
+    case POSIX_EFBIG:
         return EFBIG;
-    case:
-    POSIX_ENOSPC:
+    case POSIX_ENOSPC:
         return ENOSPC;
-    case:
-    POSIX_ESPIPE:
+    case POSIX_ESPIPE:
         return ESPIPE;
-    case:
-    POSIX_EROFS:
+    case POSIX_EROFS:
         return EROFS;
-    case:
-    POSIX_EMLINK:
+    case POSIX_EMLINK:
         return EMLINK;
-    case:
-    POSIX_EPIPE:
+    case POSIX_EPIPE:
         return EPIPE;
-    case:
-    POSIX_EDOM:
+    case POSIX_EDOM:
         return EDOM;
-    case:
-    POSIX_ERANGE:
+    case POSIX_ERANGE:
         return ERANGE;
-    case:
-    POSIX_EAGAIN:
+    case POSIX_EAGAIN:
         return EAGAIN;
-    case:
-    POSIX_EWOULDBLOCK:
-        return EWOULDBLOCK;
-    case:
-    POSIX_EINPROGRESS:
+        // same as POSIX_EAGAIN
+    // case POSIX_EWOULDBLOCK:
+    //     return EWOULDBLOCK;
+    case POSIX_EINPROGRESS:
         return EINPROGRESS;
-    case:
-    POSIX_EALREADY:
+    case POSIX_EALREADY:
         return EALREADY;
-    case:
-    POSIX_ENOTSOCK:
+    case POSIX_ENOTSOCK:
         return ENOTSOCK;
-    case:
-    POSIX_EDESTADDRREQ:
+    case POSIX_EDESTADDRREQ:
         return EDESTADDRREQ;
-    case:
-    POSIX_EMSGSIZE:
+    case POSIX_EMSGSIZE:
         return EMSGSIZE;
-    case:
-    POSIX_EPROTOTYPE:
+    case POSIX_EPROTOTYPE:
         return EPROTOTYPE;
-    case:
-    POSIX_ENOPROTOOPT:
+    case POSIX_ENOPROTOOPT:
         return ENOPROTOOPT;
-    case:
-    POSIX_EPROTONOSUPPORT:
+    case POSIX_EPROTONOSUPPORT:
         return EPROTONOSUPPORT;
 
-        // case:
-        // POSIX_ESOCKTNOSUPPORT:
-        //     return ESOCKTNOSUPPORT; // ?
+#ifndef _WIN32
+    case POSIX_ESOCKTNOSUPPORT:
+        return ESOCKTNOSUPPORT;
+#endif
 
-    case:
-    POSIX_EOPNOTSUPP:
+    case POSIX_EOPNOTSUPP:
         return EOPNOTSUPP;
-    case:
-    POSIX_ENOTSUP:
-        return ENOTSUP;
+        // same as POSIX_EOPNOTSUPP
+        // case POSIX_ENOTSUP:
+        //     return ENOTSUP;
 
-    // case:
-    // POSIX_EPFNOSUPPORT:
-    //     return EPFNOSUPPORT; //?
+#ifndef _WIN32
+    case POSIX_EPFNOSUPPORT:
+        return EPFNOSUPPORT;
+#endif
 
-    case:
-    POSIX_EAFNOSUPPORT:
+    case POSIX_EAFNOSUPPORT:
         return EAFNOSUPPORT;
-    case:
-    POSIX_EADDRINUSE:
+    case POSIX_EADDRINUSE:
         return EADDRINUSE;
-    case:
-    POSIX_EADDRNOTAVAIL:
+    case POSIX_EADDRNOTAVAIL:
         return EADDRNOTAVAIL;
-    case:
-    POSIX_ENETDOWN:
+    case POSIX_ENETDOWN:
         return ENETDOWN;
-    case:
-    POSIX_ENETUNREACH:
+    case POSIX_ENETUNREACH:
         return ENETUNREACH;
-    case:
-    POSIX_ENETRESET:
+    case POSIX_ENETRESET:
         return ENETRESET;
-    case:
-    POSIX_ECONNABORTED:
+    case POSIX_ECONNABORTED:
         return ECONNABORTED;
-    case:
-    POSIX_ECONNRESET:
+    case POSIX_ECONNRESET:
         return ECONNRESET;
-    case:
-    POSIX_ENOBUFS:
+    case POSIX_ENOBUFS:
         return ENOBUFS;
-    case:
-    POSIX_EISCONN:
+    case POSIX_EISCONN:
         return EISCONN;
-    case:
-    POSIX_ENOTCONN:
+    case POSIX_ENOTCONN:
         return ENOTCONN;
 
-    // case:
-    // POSIX_ESHUTDOWN:
-    //     return ESHUTDOWN; // ?
+#ifndef _WIN32
+    case POSIX_ESHUTDOWN:
+        return ESHUTDOWN;
+    case POSIX_ETOOMANYREFS:
+        return ETOOMANYREFS;
+#endif
 
-    // case:
-    // POSIX_ETOOMANYREFS:
-    //     return ETOOMANYREFS; // ?
-
-    case:
-    POSIX_ETIMEDOUT:
+    case POSIX_ETIMEDOUT:
         return ETIMEDOUT;
-    case:
-    POSIX_ECONNREFUSED:
+    case POSIX_ECONNREFUSED:
         return ECONNREFUSED;
-    case:
-    POSIX_ELOOP:
+    case POSIX_ELOOP:
         return ELOOP;
-    case:
-    POSIX_ENAMETOOLONG:
+    case POSIX_ENAMETOOLONG:
         return ENAMETOOLONG;
 
-    // case:
-    // POSIX_EHOSTDOWN:
-    //     return EHOSTDOWN; // ?
+#ifndef _WIN32
+    case POSIX_EHOSTDOWN:
+        return EHOSTDOWN;
+#endif
 
-    case:
-    POSIX_EHOSTUNREACH:
+    case POSIX_EHOSTUNREACH:
         return EHOSTUNREACH;
-    case:
-    POSIX_ENOTEMPTY:
+    case POSIX_ENOTEMPTY:
         return ENOTEMPTY;
 
-    // case:
-    // POSIX_EPROCLIM:
-    //     return EPROCLIM;
-    // case:
-    // POSIX_EUSERS:
-    //     return EUSERS;
-    // case:
-    // POSIX_EDQUOT:
-    //     return EDQUOT;
-    // case:
-    // POSIX_ESTALE:
-    //     return ESTALE;
-    // case:
-    // POSIX_EREMOTE:
-    //     return EREMOTE;
-    // case:
-    // POSIX_EBADRPC:
-    //     return EBADRPC;
-    // case:
-    // POSIX_ERPCMISMATCH:
-    //     return ERPCMISMATCH;
-    // case:
-    // POSIX_EPROGUNAVAIL:
-    //     return EPROGUNAVAIL;
-    // case:
-    // POSIX_EPROGMISMATCH:
-    //     return EPROGMISMATCH;
-    // case:
-    // POSIX_EPROCUNAVAIL:
-    //     return EPROCUNAVAIL;
+#ifndef _WIN32
+    case POSIX_EPROCLIM:
+        return EPROCLIM;
+    case POSIX_EUSERS:
+        return EUSERS;
+    case POSIX_EDQUOT:
+        return EDQUOT;
+    case POSIX_ESTALE:
+        return ESTALE;
+    case POSIX_EREMOTE:
+        return EREMOTE;
+    case POSIX_EBADRPC:
+        return EBADRPC;
+    case POSIX_ERPCMISMATCH:
+        return ERPCMISMATCH;
+    case POSIX_EPROGUNAVAIL:
+        return EPROGUNAVAIL;
+    case POSIX_EPROGMISMATCH:
+        return EPROGMISMATCH;
+    case POSIX_EPROCUNAVAIL:
+        return EPROCUNAVAIL;
+#endif
 
-    case:
-    POSIX_ENOLCK:
+    case POSIX_ENOLCK:
         return ENOLCK;
-    case:
-    POSIX_ENOSYS:
+    case POSIX_ENOSYS:
         return ENOSYS;
 
-    // case:
-    // POSIX_EFTYPE:
-    //     return EFTYPE;
-    // case:
-    // POSIX_EAUTH:
-    //     return EAUTH;
-    // case:
-    // POSIX_ENEEDAUTH:
-    //     return ENEEDAUTH;
+#ifndef _WIN32
+    case POSIX_EFTYPE:
+        return EFTYPE;
+    case POSIX_EAUTH:
+        return EAUTH;
+    case POSIX_ENEEDAUTH:
+        return ENEEDAUTH;
+#endif
 
-    case:
-    POSIX_EIDRM:
+    case POSIX_EIDRM:
         return EIDRM;
-    case:
-    POSIX_ENOMSG:
+    case POSIX_ENOMSG:
         return ENOMSG;
-    case:
-    POSIX_EOVERFLOW:
+    case POSIX_EOVERFLOW:
         return EOVERFLOW;
-    case:
-    POSIX_ECANCELED:
+    case POSIX_ECANCELED:
         return ECANCELED;
-    case:
-    POSIX_EILSEQ:
+    case POSIX_EILSEQ:
         return EILSEQ;
 
-    // case:
-    // POSIX_ENOATTR:
-    //     return ENOATTR;
-    // case:
-    // POSIX_EDOOFUS:
-    //     return EDOOFUS;
+#ifndef _WIN32
+    case POSIX_ENOATTR:
+        return ENOATTR;
+    case POSIX_EDOOFUS:
+        return EDOOFUS;
+#endif
 
-    case:
-    POSIX_EBADMSG:
+    case POSIX_EBADMSG:
         return EBADMSG;
 
-    // case:
-    // POSIX_EMULTIHOP:
-    //     return EMULTIHOP;
+#ifndef _WIN32
+    case POSIX_EMULTIHOP:
+        return EMULTIHOP;
+#endif
 
-    case:
-    POSIX_ENOLINK:
+    case POSIX_ENOLINK:
         return ENOLINK;
-    case:
-    POSIX_EPROTO:
+    case POSIX_EPROTO:
         return EPROTO;
 
-    // case:
-    // POSIX_ENOTCAPABLE:
-    //     return ENOTCAPABLE;
-    // case:
-    // POSIX_ECAPMODE:
-    //     return ECAPMODE;
-    // case:
-    // POSIX_ENOBLK:
-    //     return ENOBLK;
-    // case:
-    // POSIX_EICV:
-    //     return EICV;
-    // case:
-    // POSIX_ENOPLAYGOENT:
-    //     return ENOPLAYGOENT;
-    // case:
-    // POSIX_EREVOKE:
-    //     return EREVOKE;
-    // case:
-    // POSIX_ESDKVERSION:
-    //     return ESDKVERSION;
-    // case:
-    // POSIX_ESTART:
-    //     return ESTART;
-    // case:
-    // POSIX_ESTOP:
-    //     return ESTOP;
-    // case:
-    // POSIX_EINVALID2MB:
-    //     return EINVALID2MB;
-    // case:
-    // POSIX_ELAST:
-    //     return ELAST;
-    // case:
-    // POSIX_EADHOC:
-    //     return EADHOC;
-    // case:
-    // POSIX_EINACTIVEDISABLED:
-    //     return EINACTIVEDISABLED;
-    // case:
-    // POSIX_ENETNODATA:
-    //     return ENETNODATA;
-    // case:
-    // POSIX_ENETDESC:
-    //     return ENETDESC;
-    // case:
-    // POSIX_ENETDESCTIMEDOUT:
-    //     return ENETDESCTIMEDOUT;
-    // case:
-    // POSIX_ENETINTR:
-    //     return ENETINTR;
-    // case:
-    // POSIX_ERETURN:
-    //     return ERETURN;
-    // case:
-    // POSIX_EFPOS:
-    //     return EFPOS;
+#ifndef _WIN32
+    case POSIX_ENOTCAPABLE:
+        return ENOTCAPABLE;
+    case POSIX_ECAPMODE:
+        return ECAPMODE;
+    case POSIX_ENOBLK:
+        return ENOBLK;
+    case POSIX_EICV:
+        return EICV;
+    case POSIX_ENOPLAYGOENT:
+        return ENOPLAYGOENT;
+    case POSIX_EREVOKE:
+        return EREVOKE;
+    case POSIX_ESDKVERSION:
+        return ESDKVERSION;
+    case POSIX_ESTART:
+        return ESTART;
+    case POSIX_ESTOP:
+        return ESTOP;
+    case POSIX_EINVALID2MB:
+        return EINVALID2MB;
+    case POSIX_ELAST:
+        return ELAST;
+    case POSIX_EADHOC:
+        return EADHOC;
+    case POSIX_EINACTIVEDISABLED:
+        return EINACTIVEDISABLED;
+    case POSIX_ENETNODATA:
+        return ENETNODATA;
+    case POSIX_ENETDESC:
+        return ENETDESC;
+    case POSIX_ENETDESCTIMEDOUT:
+        return ENETDESCTIMEDOUT;
+    case POSIX_ENETINTR:
+        return ENETINTR;
+    case POSIX_ERETURN:
+        return ERETURN;
+    case POSIX_EFPOS:
+        return EFPOS;
+#endif
 
-    case:
-    POSIX_ENODATA:
+    case POSIX_ENODATA:
         return ENODATA;
-    case:
-    POSIX_ENOSR:
+    case POSIX_ENOSR:
         return ENOSR;
-    case:
-    POSIX_ENOSTR:
+    case POSIX_ENOSTR:
         return ENOSTR;
-    case:
-    POSIX_ENOTRECOVERABLE:
+    case POSIX_ENOTRECOVERABLE:
         return ENOTRECOVERABLE;
-    case:
-    POSIX_EOTHER:
+    case POSIX_EOTHER:
         return EOTHER;
-    case:
-    POSIX_EOWNERDEAD:
+    case POSIX_EOWNERDEAD:
         return EOWNERDEAD;
-    case:
-    POSIX_ETIME:
+    case POSIX_ETIME:
         return ETIME;
     }
 }
\ No newline at end of file
diff --git a/src/core/file_sys/hostio/src/host_io_posix.cpp b/src/core/file_sys/hostio/src/host_io_posix.cpp
index 5bbad39ea..7ca701a10 100644
--- a/src/core/file_sys/hostio/src/host_io_posix.cpp
+++ b/src/core/file_sys/hostio/src/host_io_posix.cpp
@@ -25,37 +25,43 @@ namespace HostIODriver {
 s32 HostIO_POSIX::Open(const fs::path& path, s32 flags, u16 mode) {
     errno = 0;
     s32 status = open(path.c_str(), ToPOSIXOpenFlags(flags), mode);
-    return status >= 0 ? status : -errno;
+    return status >= 0 ? status : -unix2bsd(errno);
 }
 
 s32 HostIO_POSIX::Creat(const fs::path& path, u16 mode) {
     errno = 0;
     s32 status = creat(path.c_str(), mode);
-    return status >= 0 ? status : -errno;
+    return status >= 0 ? status : -unix2bsd(errno);
 }
 
 s32 HostIO_POSIX::Close(const s32 fd) {
     errno = 0;
     s32 status = close(fd);
-    return 0 == status ? status : -errno;
+    return 0 == status ? status : -unix2bsd(errno);
 }
 
 s32 HostIO_POSIX::Link(const fs::path& src, const fs::path& dst) {
     errno = 0;
     s32 status = link(src.c_str(), dst.c_str());
-    return 0 == status ? status : -errno;
-}
-
-s32 HostIO_POSIX::Unlink(const fs::path& path) {
-    errno = 0;
-    s32 status = unlink(path.c_str());
-    return 0 == status ? status : -errno;
+    return 0 == status ? status : -unix2bsd(errno);
 }
 
 s32 HostIO_POSIX::LinkSymbolic(const fs::path& src, const fs::path& dst) {
     errno = 0;
     s32 status = symlink(src.c_str(), dst.c_str());
-    return 0 == status ? status : -errno;
+    return 0 == status ? status : -unix2bsd(errno);
+}
+
+s32 HostIO_POSIX::Unlink(const fs::path& path) {
+    errno = 0;
+    s32 status = unlink(path.c_str());
+    return 0 == status ? status : -unix2bsd(errno);
+}
+
+s32 HostIO_POSIX::Remove(const fs::path& path) {
+    errno = 0;
+    s32 status = remove(path.c_str());
+    return 0 == status ? status : -unix2bsd(errno);
 }
 
 s32 HostIO_POSIX::Flush(const s32 fd) {
@@ -66,13 +72,13 @@ s32 HostIO_POSIX::Flush(const s32 fd) {
 s32 HostIO_POSIX::FSync(const s32 fd) {
     errno = 0;
     s32 status = fsync(fd);
-    return 0 == status ? status : -errno;
+    return 0 == status ? status : -unix2bsd(errno);
 }
 
 s64 HostIO_POSIX::LSeek(const s32 fd, s64 offset, s32 whence) {
     errno = 0;
     s32 status = lseek(fd, offset, ToPOSIXSeekOrigin(whence));
-    return status >= 0 ? status : -errno;
+    return status >= 0 ? status : -unix2bsd(errno);
 }
 
 s64 HostIO_POSIX::Tell(const s32 fd) {
@@ -82,25 +88,25 @@ s64 HostIO_POSIX::Tell(const s32 fd) {
 s32 HostIO_POSIX::Truncate(const fs::path& path, u64 size) {
     errno = 0;
     s32 status = truncate(path.c_str(), size);
-    return status >= 0 ? status : -errno;
+    return status >= 0 ? status : -unix2bsd(errno);
 }
 
 s32 HostIO_POSIX::FTruncate(const s32 fd, u64 size) {
     errno = 0;
     s32 status = ftruncate(fd, size);
-    return status >= 0 ? status : -errno;
+    return status >= 0 ? status : -unix2bsd(errno);
 }
 
 s64 HostIO_POSIX::Read(const s32 fd, void* buf, u64 count) {
     errno = 0;
     s32 status = read(fd, buf, count);
-    return status >= 0 ? status : -errno;
+    return status >= 0 ? status : -unix2bsd(errno);
 }
 
 s64 HostIO_POSIX::PRead(const s32 fd, void* buf, u64 count, s64 offset) {
     errno = 0;
     s32 status = pread(fd, buf, count, offset);
-    return status >= 0 ? status : -errno;
+    return status >= 0 ? status : -unix2bsd(errno);
 }
 
 s64 HostIO_POSIX::ReadV(const s32 fd, OrbisKernelIovec* iov, u32 iovcnt) {
@@ -132,13 +138,13 @@ s64 HostIO_POSIX::PReadV(const s32 fd, OrbisKernelIovec* iov, u32 iovcnt, s64 of
 s64 HostIO_POSIX::Write(const s32 fd, const void* buf, u64 count) {
     errno = 0;
     s32 status = write(fd, buf, count);
-    return status >= 0 ? status : -errno;
+    return status >= 0 ? status : -unix2bsd(errno);
 }
 
 s64 HostIO_POSIX::PWrite(const s32 fd, const void* buf, u64 count, s64 offset) {
     errno = 0;
     s32 status = pwrite(fd, buf, count, offset);
-    return status >= 0 ? status : -errno;
+    return status >= 0 ? status : -unix2bsd(errno);
 }
 
 s64 HostIO_POSIX::WriteV(const s32 fd, const OrbisKernelIovec* iov, u32 iovcnt) {
@@ -170,13 +176,13 @@ s64 HostIO_POSIX::PWriteV(const s32 fd, const OrbisKernelIovec* iov, u32 iovcnt,
 s32 HostIO_POSIX::MKDir(const fs::path& path, u16 mode) {
     errno = 0;
     s32 status = mkdir(path.c_str(), mode);
-    return 0 == status ? status : -errno;
+    return 0 == status ? status : -unix2bsd(errno);
 }
 
 s32 HostIO_POSIX::RMDir(const fs::path& path) {
     errno = 0;
     s32 status = rmdir(path.c_str());
-    return 0 == status ? status : -errno;
+    return 0 == status ? status : -unix2bsd(errno);
 }
 
 s32 HostIO_POSIX::Stat(const fs::path& path, OrbisKernelStat* statbuf) {
@@ -251,13 +257,21 @@ s32 HostIO_POSIX::FStat(const s32 fd, OrbisKernelStat* statbuf) {
 s32 HostIO_POSIX::Chmod(const fs::path& path, u16 mode) {
     errno = 0;
     s32 status = chmod(path.c_str(), mode);
-    return 0 == status ? status : -errno;
+    return 0 == status ? status : -unix2bsd(errno);
 }
 
 s32 HostIO_POSIX::FChmod(const s32 fd, u16 mode) {
     errno = 0;
     s32 status = fchmod(fd, mode);
-    return 0 == status ? status : -errno;
+    return 0 == status ? status : -unix2bsd(errno);
+}
+
+s32 HostIO_POSIX::Copy(const fs::path& src, const fs::path& dst, bool fail_if_exists) {
+    return -unix2bsd(ENOSYS);
+}
+
+s32 HostIO_POSIX::Move(const fs::path& src, const fs::path& dst, bool fail_if_exists) {
+    return -unix2bsd(ENOSYS);
 }
 
 // s32 HostIO_POSIX::GetDents(void* buf, u32 count, s64* basep) { return -POSIX_ENOSYS; }
diff --git a/src/core/file_sys/hostio/src/host_io_virtual.cpp b/src/core/file_sys/hostio/src/host_io_virtual.cpp
index 9d847ca05..1612b679f 100644
--- a/src/core/file_sys/hostio/src/host_io_virtual.cpp
+++ b/src/core/file_sys/hostio/src/host_io_virtual.cpp
@@ -104,6 +104,17 @@ s32 HostIO_Virtual::Link(const fs::path& src, const fs::path& dst) {
     return part->link(src_node, dst_parent, dst_name);
 }
 
+s32 HostIO_Virtual::LinkSymbolic(const fs::path& src, const fs::path& dst) {
+    if (nullptr == this->res)
+        return -POSIX_EINVAL;
+
+    symlink_ptr sym = Symlink::Create(src);
+    // symlink counter is never increased
+    sym->st.st_nlink = 1;
+
+    return this->res->mountpoint->touch(this->res->parent, dst.filename().string(), sym);
+}
+
 s32 HostIO_Virtual::Unlink(const fs::path& path) {
     if (nullptr == this->res)
         return -POSIX_EINVAL;
@@ -118,15 +129,8 @@ s32 HostIO_Virtual::Unlink(const fs::path& path) {
     return part->unlink(parent, this->res->leaf);
 }
 
-s32 HostIO_Virtual::LinkSymbolic(const fs::path& src, const fs::path& dst) {
-    if (nullptr == this->res)
-        return -POSIX_EINVAL;
-
-    symlink_ptr sym = Symlink::Create(src);
-    // symlink counter is never increased
-    sym->st.st_nlink = 1;
-
-    return this->res->mountpoint->touch(this->res->parent, dst.filename().string(), sym);
+s32 HostIO_Virtual::Remove(const fs::path& path) {
+    return -POSIX_ENOSYS;
 }
 
 s32 HostIO_Virtual::Flush(const s32 fd) {
@@ -387,8 +391,7 @@ s64 HostIO_Virtual::GetDents(const s32 fd, void* buf, u64 count, s64* basep) {
     // In most cases it's 512 bytes
     // Not sure yet if other partitions share the same size
     if (count < 512) {
-        LOG_ERROR(Kernel_Fs,
-                  "(Partial STUB) check for block size associated. Read size must be greater");
+        LOG_ERROR(Kernel_Fs, "Read size must be greater than sector size (512B)");
         return -POSIX_EINVAL;
     }
 
@@ -400,4 +403,12 @@ s64 HostIO_Virtual::GetDents(const s32 fd, void* buf, u64 count, s64* basep) {
     return br;
 }
 
+s32 HostIO_Virtual::Copy(const fs::path& src, const fs::path& dst, bool fail_if_exists) {
+    return POSIX_ENOSYS;
+}
+
+s32 HostIO_Virtual::Move(const fs::path& src, const fs::path& dst, bool fail_if_exists) {
+    return POSIX_ENOSYS;
+}
+
 } // namespace HostIODriver
diff --git a/src/core/file_sys/hostio/src/host_io_win2bsd.h b/src/core/file_sys/hostio/src/host_io_win2bsd.h
new file mode 100644
index 000000000..09e2cff0a
--- /dev/null
+++ b/src/core/file_sys/hostio/src/host_io_win2bsd.h
@@ -0,0 +1,31 @@
+// SPDX-FileCopyrightText: Copyright 2025 shadPS4 Emulator Project
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#pragma once
+
+#ifdef _WIN32
+
+#include <windows.h>
+#include <winerror.h>
+
+#include "common/assert.h"
+#include "core/libraries/kernel/posix_error.h"
+
+// Convert linux/unix errno to FreeBSD errno
+// They differ in higher errno numbers, which may throw Orbis off quite a bit
+
+s32 win2bsd(s32 id) {
+    switch (id) {
+    default:
+        return EIO;
+    case ERROR_FILE_NOT_FOUND:
+    case ERROR_PATH_NOT_FOUND:
+        return ENOENT;
+    case ERROR_ALREADY_EXISTS:
+        return EEXIST;
+    case ERROR_ACCESS_DENIED:
+        return EACCES;
+    }
+}
+
+#endif
\ No newline at end of file
diff --git a/src/core/file_sys/hostio/src/host_io_win32.cpp b/src/core/file_sys/hostio/src/host_io_win32.cpp
index 9dc4d2637..4d570ab48 100644
--- a/src/core/file_sys/hostio/src/host_io_win32.cpp
+++ b/src/core/file_sys/hostio/src/host_io_win32.cpp
@@ -2,10 +2,14 @@
 
 #include <errno.h>
 #include <io.h>
+#include <winerror.h>
 
 #include "common/logging/log.h"
 #include "src/core/file_sys/hostio/host_io_win32.h"
 
+#include "host_io_linux2bsd.h"
+#include "host_io_win2bsd.h"
+
 namespace HostIODriver {
 
 HostIO_Win32::HostIO_Win32() = default;
@@ -14,39 +18,55 @@ HostIO_Win32::~HostIO_Win32() = default;
 s32 HostIO_Win32::Open(const fs::path& path, s32 flags, u16 mode) {
     errno = 0;
     s32 status = _wopen(path.c_str(), ToWIN32OpenFlags(flags), mode);
-    return status >= 0 ? status : -errno;
+    return status >= 0 ? status : -unix2bsd(errno);
 }
 
 s32 HostIO_Win32::Creat(const fs::path& path, u16 mode) {
     errno = 0;
     s32 status = _wcreat(path.c_str(), mode);
-    return status >= 0 ? status : -errno;
+    return status >= 0 ? status : -unix2bsd(errno);
 }
 
 s32 HostIO_Win32::Close(const s32 fd) {
     errno = 0;
     s32 status = _close(fd);
-    return 0 == status ? 0 : -errno;
+    return 0 == status ? 0 : -unix2bsd(errno);
 }
 
-// s32 HostIO_Win32::Link(const fs::path& src, const fs::path& dst) {
-//     // errno = 0;
-//     // s32 status = link(src.c_str(), dst.c_str());
-//     // return 0 == status ? 0 : -errno;
-// }
-
-// s32 HostIO_Win32::Unlink(const fs::path& path) {
-//     // errno = 0;
-//     // s32 status = unlink(path.c_str());
-//     // return 0 == status ? 0 : -errno;
-// }
+s32 HostIO_Win32::Link(const fs::path& src, const fs::path& dst) {
+    errno = 0;
+    s32 status = CreateHardLinkW(dst.c_str(), src.c_str(), nullptr);
+    return 0 == status ? 0 : -win2bsd(GetLastError());
+}
 
 // s32 HostIO_Win32::LinkSymbolic(const fs::path& src, const fs:
 //     // errno = 0;
 //     // s32 status = symlink(src.c_str(), dst.c_str());
-//     // return 0 == status ? 0 : -errno;
+//     // return 0 == status ? 0 :-unix2bsd(errno);
 // }
 
+s32 HostIO_Win32::Unlink(const fs::path& path) {
+    errno = 0;
+    s32 status = DeleteFileW(path.c_str());
+
+    return status > 0 ? status : -win2bsd(GetLastError());
+}
+
+s32 HostIO_Win32::Remove(const fs::path& path) {
+    errno = 0;
+    if (int status = DeleteFileW(path.c_str()); status > 0)
+        return 0;
+    auto last_error = GetLastError();
+    // no idea if these are correlated (yet)
+    LOG_CRITICAL(Kernel_Fs, "XDXDXDXD {} vs {}", errno, last_error);
+
+    // existence is found with both
+    if (last_error == ERROR_FILE_NOT_FOUND || last_error == ERROR_PATH_NOT_FOUND)
+        return false;
+
+    return RemoveDirectoryW(path.c_str());
+}
+
 s32 HostIO_Win32::Flush(const s32 fd) {
     errno = 0;
     return 0;
@@ -55,13 +75,13 @@ s32 HostIO_Win32::Flush(const s32 fd) {
 s32 HostIO_Win32::FSync(const s32 fd) {
     errno = 0;
     s32 status = _commit(fd);
-    return 0 == status ? 0 : -errno;
+    return 0 == status ? 0 : -unix2bsd(errno);
 }
 
 s64 HostIO_Win32::LSeek(const s32 fd, s64 offset, s32 whence) {
     errno = 0;
     s32 status = _lseeki64(fd, offset, ToWIN32SeekOrigin(whence));
-    return status >= 0 ? status : -errno;
+    return status >= 0 ? status : -unix2bsd(errno);
 }
 
 s64 HostIO_Win32::Tell(const s32 fd) {
@@ -72,35 +92,35 @@ int HostIO_Win32::Truncate(const fs::path& path, u64 size) {
     errno = 0;
     s32 fd = _wopen(path.c_str(), _O_RDONLY);
     if (fd < 0)
-        return -errno;
+        return -unix2bsd(errno);
     s32 status = _chsize_s(fd, size);
     _close(fd);
-    return status >= 0 ? status : -errno;
+    return status >= 0 ? status : -unix2bsd(errno);
 }
 
 int HostIO_Win32::FTruncate(const s32 fd, u64 size) {
     errno = 0;
     s32 status = _chsize_s(fd, size);
-    return status >= 0 ? status : -errno;
+    return status >= 0 ? status : -unix2bsd(errno);
 }
 
 s64 HostIO_Win32::Read(const s32 fd, void* buf, u64 count) {
     errno = 0;
     s32 status = _read(fd, buf, count);
-    return status >= 0 ? status : -errno;
+    return status >= 0 ? status : -unix2bsd(errno);
 }
 
 s64 HostIO_Win32::PRead(const s32 fd, void* buf, u64 count, s64 offset) {
     errno = 0;
     s64 bak = LSeek(fd, 0, SeekOrigin::CURRENT);
     if (bak < 0)
-        return -errno;
+        return -unix2bsd(errno);
     LSeek(fd, offset, SeekOrigin::ORIGIN);
 
     s32 status = _read(fd, buf, count);
 
     LSeek(fd, bak, SeekOrigin::ORIGIN);
-    return status >= 0 ? status : -errno;
+    return status >= 0 ? status : -unix2bsd(errno);
 }
 
 s64 HostIO_Win32::ReadV(const s32 fd, OrbisKernelIovec* iov, u32 iovcnt) {
@@ -113,20 +133,20 @@ s64 HostIO_Win32::PReadV(const s32 fd, OrbisKernelIovec* iov, u32 iovcnt, s64 of
 s64 HostIO_Win32::Write(const s32 fd, const void* buf, u64 count) {
     errno = 0;
     s32 status = _write(fd, buf, count);
-    return status >= 0 ? status : -errno;
+    return status >= 0 ? status : -unix2bsd(errno);
 }
 
 s64 HostIO_Win32::PWrite(const s32 fd, const void* buf, u64 count, s64 offset) {
     errno = 0;
     s64 bak = LSeek(fd, 0, SeekOrigin::CURRENT);
     if (bak < 0)
-        return -errno;
+        return -unix2bsd(errno);
     LSeek(fd, offset, SeekOrigin::ORIGIN);
 
     s32 status = _write(fd, buf, count);
 
     LSeek(fd, bak, SeekOrigin::ORIGIN);
-    return status >= 0 ? status : -errno;
+    return status >= 0 ? status : -unix2bsd(errno);
 }
 
 s64 HostIO_Win32::WriteV(const s32 fd, const OrbisKernelIovec* iov, u32 iovcnt) {
@@ -139,13 +159,13 @@ s64 HostIO_Win32::PWriteV(const s32 fd, const OrbisKernelIovec* iov, u32 iovcnt,
 s32 HostIO_Win32::MKDir(const fs::path& path, u16 mode) {
     errno = 0;
     s32 status = _wmkdir(path.c_str());
-    return status >= 0 ? status : -errno;
+    return status >= 0 ? status : -unix2bsd(errno);
 }
 
 s32 HostIO_Win32::RMDir(const fs::path& path) {
     errno = 0;
     s32 status = _wrmdir(path.c_str());
-    return status >= 0 ? status : -errno;
+    return status >= 0 ? status : -unix2bsd(errno);
 }
 
 // s32 HostIO_Win32::Stat(const fs::path& path, Libraries::Kernel::OrbisKernelStat* statbuf) {}
@@ -154,4 +174,15 @@ s32 HostIO_Win32::RMDir(const fs::path& path) {
 // s32 HostIO_Win32::Chmod(const fs::path& path, u16 mode) {}
 // s32 HostIO_Win32::FChmod(const s32 fd, u16 mode) {}
 
+s32 HostIO_Win32::Copy(const fs::path& src, const fs::path& dst, bool fail_if_exists) {
+    errno = 0;
+    auto status = CopyFileW(src.c_str(), dst.c_str(), fail_if_exists);
+    return status > 0 ? status : -unix2bsd(GetLastError());
+}
+
+s32 HostIO_Win32::Move(const fs::path& src, const fs::path& dst, bool fail_if_exists) {
+    errno = 0;
+    return -unix2bsd(ENOSYS);
+}
+
 } // namespace HostIODriver
\ No newline at end of file
diff --git a/src/core/file_sys/quasifs/quasifs.h b/src/core/file_sys/quasifs/quasifs.h
index cf7b4e41f..bd3abd9de 100644
--- a/src/core/file_sys/quasifs/quasifs.h
+++ b/src/core/file_sys/quasifs/quasifs.h
@@ -66,9 +66,12 @@ private:
         s32 Open(const fs::path& path, int flags, u16 mode = 0755) override;
         s32 Creat(const fs::path& path, u16 mode = 0755) override;
         s32 Close(const s32 fd) override;
-        s32 LinkSymbolic(const fs::path& src, const fs::path& dst) override;
+
         s32 Link(const fs::path& src, const fs::path& dst) override;
+        s32 LinkSymbolic(const fs::path& src, const fs::path& dst) override;
         s32 Unlink(const fs::path& path) override;
+        s32 Remove(const fs::path& path) override;
+
         s32 Flush(const s32 fd) override;
         s32 FSync(const s32 fd) override;
         s32 Truncate(const fs::path& path, u64 size) override;
@@ -99,6 +102,9 @@ private:
         s32 FChmod(const s32 fd, u16 mode) override;
 
         s64 GetDents(const s32 fd, void* buf, u64 count, s64* basep) override;
+
+        s32 Copy(const fs::path& src, const fs::path& dst, bool fail_if_exists) override;
+        s32 Move(const fs::path& src, const fs::path& dst, bool fail_if_exists) override;
     };
 
 public:
@@ -211,23 +217,11 @@ public:
     fs::path AbsolutePath(const fs::path& path, std::error_code& ec) noexcept {
         return "";
     };
-    bool Remove(const fs::path& path) {
-        return -POSIX_EINVAL;
-    };
-    bool Remove(const fs::path& path, std::error_code& ec) noexcept {
-        return -POSIX_EINVAL;
-    };
-    uint64_t RemoveAll(const fs::path& path) = delete;
-    uint64_t RemoveAll(const fs::path& path, std::error_code& ec) noexcept = delete;
-    uint64_t CurrentPath(const fs::path& path) = delete;
-    uint64_t CurrentPath(const fs::path& path, std::error_code& ec) noexcept = delete;
 
-    bool Copy(const fs::path& from, const fs::path& to) = delete;
-    bool Copy(const fs::path& from, const fs::path& to, std::error_code& ec) noexcept = delete;
-    bool Copy(const fs::path& from, const fs::path& to,
-              std::filesystem::copy_options options) = delete;
-    bool Copy(const fs::path& from, const fs::path& to, std::filesystem::copy_options options,
-              std::error_code& ec) noexcept = delete;
+    // uint64_t RemoveAll(const fs::path& path) = delete;
+    // uint64_t RemoveAll(const fs::path& path, std::error_code& ec) noexcept = delete;
+    // uint64_t CurrentPath(const fs::path& path) = delete;
+    // uint64_t CurrentPath(const fs::path& path, std::error_code& ec) noexcept = delete;
 
     // 0777 to mimic default C++ mode (std::filesystem::perms::all)
     bool CreateDirectory(const fs::path& path, int mode = 0777) {
diff --git a/src/core/file_sys/quasifs/quasifs_inode.h b/src/core/file_sys/quasifs/quasifs_inode.h
index a97c0f414..efb901fed 100644
--- a/src/core/file_sys/quasifs/quasifs_inode.h
+++ b/src/core/file_sys/quasifs/quasifs_inode.h
@@ -38,6 +38,13 @@ public:
 
     virtual ~Inode() = default;
 
+    inode_ptr Clone() const {
+        auto _out = std::make_shared<Inode>(*this);
+        _out->fileno = -1;
+        _out->st.st_nlink = 0;
+        return _out;
+    }
+
     virtual s32 ioctl(u64 cmd, Common::VaCtx* args) {
         return -POSIX_ENOTTY;
     }
diff --git a/src/core/file_sys/quasifs/quasifs_inode_quasi_device.h b/src/core/file_sys/quasifs/quasifs_inode_quasi_device.h
index a538d10ff..0753bb295 100644
--- a/src/core/file_sys/quasifs/quasifs_inode_quasi_device.h
+++ b/src/core/file_sys/quasifs/quasifs_inode_quasi_device.h
@@ -19,6 +19,13 @@ public:
         return std::make_shared<Device>();
     }
 
+    dev_ptr Clone() const {
+        auto _out = std::make_shared<Device>(*this);
+        _out->fileno = -1;
+        _out->st.st_nlink = 0;
+        return _out;
+    }
+
     virtual s64 read(void* buf, u64 count);
     virtual s64 write(const void* buf, u64 count);
 
diff --git a/src/core/file_sys/quasifs/quasifs_inode_quasi_directory.h b/src/core/file_sys/quasifs/quasifs_inode_quasi_directory.h
index 4557976cc..ffb66eae2 100644
--- a/src/core/file_sys/quasifs/quasifs_inode_quasi_directory.h
+++ b/src/core/file_sys/quasifs/quasifs_inode_quasi_directory.h
@@ -56,6 +56,13 @@ public:
         return std::make_shared<QuasiDirectory>();
     }
 
+    dir_ptr Clone() const {
+        auto _out = std::make_shared<QuasiDirectory>(*this);
+        _out->fileno = -1;
+        _out->st.st_nlink = 0;
+        return _out;
+    }
+
     //
     // Inode overrides
     //
diff --git a/src/core/file_sys/quasifs/quasifs_inode_quasi_directory_pfs.h b/src/core/file_sys/quasifs/quasifs_inode_quasi_directory_pfs.h
index c32f134c2..012090f0c 100644
--- a/src/core/file_sys/quasifs/quasifs_inode_quasi_directory_pfs.h
+++ b/src/core/file_sys/quasifs/quasifs_inode_quasi_directory_pfs.h
@@ -44,6 +44,13 @@ public:
         return std::make_shared<DirectoryPFS>();
     }
 
+    dir_ptr Clone() const {
+        auto _out = std::make_shared<DirectoryPFS>(*this);
+        _out->fileno = -1;
+        _out->st.st_nlink = 0;
+        return _out;
+    }
+
     s64 pread(void* buf, u64 count, s64 offset) override;
     s64 lseek(s64 current, s64 offset, s32 whence) override;
 
diff --git a/src/core/file_sys/quasifs/quasifs_inode_quasi_file.h b/src/core/file_sys/quasifs/quasifs_inode_quasi_file.h
index 0d0c7c4d7..9ebd10d58 100644
--- a/src/core/file_sys/quasifs/quasifs_inode_quasi_file.h
+++ b/src/core/file_sys/quasifs/quasifs_inode_quasi_file.h
@@ -22,6 +22,13 @@ public:
         return std::make_shared<QuasiFile>();
     }
 
+    file_ptr Clone() const {
+        auto _out = std::make_shared<QuasiFile>(*this);
+        _out->fileno = -1;
+        _out->st.st_nlink = 0;
+        return _out;
+    }
+
     s64 pread(void* buf, size_t count, s64 offset) override;
     s64 pwrite(const void* buf, size_t count, s64 offset) override;
 
diff --git a/src/core/file_sys/quasifs/quasifs_inode_quasi_file_virtual.h b/src/core/file_sys/quasifs/quasifs_inode_quasi_file_virtual.h
index 6c723db88..8d998860e 100644
--- a/src/core/file_sys/quasifs/quasifs_inode_quasi_file_virtual.h
+++ b/src/core/file_sys/quasifs/quasifs_inode_quasi_file_virtual.h
@@ -20,9 +20,13 @@ public:
         return std::make_shared<VirtualFile>();
     }
 
-    //
-    // Working functions
-    //
+    file_ptr Clone() const {
+        auto _out = std::make_shared<VirtualFile>(*this);
+        _out->fileno = -1;
+        _out->st.st_nlink = 0;
+        return _out;
+    }
+
     s64 pread(void* buf, size_t count, s64 offset) override;
     s64 pwrite(const void* buf, size_t count, s64 offset) override;
     s32 ftruncate(s64 length) override;
diff --git a/src/core/file_sys/quasifs/quasifs_inode_quasi_socket.h b/src/core/file_sys/quasifs/quasifs_inode_quasi_socket.h
index 777b6ee02..c8b1c2c6d 100644
--- a/src/core/file_sys/quasifs/quasifs_inode_quasi_socket.h
+++ b/src/core/file_sys/quasifs/quasifs_inode_quasi_socket.h
@@ -18,6 +18,13 @@ public:
     static socket_ptr Create() {
         return std::make_shared<Socket>();
     }
+
+    socket_ptr Clone() const {
+        auto _out = std::make_shared<Socket>(*this);
+        _out->fileno = -1;
+        _out->st.st_nlink = 0;
+        return _out;
+    }
 };
 
 } // namespace QuasiFS
\ No newline at end of file
diff --git a/src/core/file_sys/quasifs/quasifs_inode_symlink.h b/src/core/file_sys/quasifs/quasifs_inode_symlink.h
index 26240d644..e83953823 100644
--- a/src/core/file_sys/quasifs/quasifs_inode_symlink.h
+++ b/src/core/file_sys/quasifs/quasifs_inode_symlink.h
@@ -18,6 +18,13 @@ public:
         return std::make_shared<Symlink>(target);
     }
 
+    symlink_ptr Clone() const {
+        auto _out = std::make_shared<Symlink>(*this);
+        _out->fileno = -1;
+        _out->st.st_nlink = 0;
+        return _out;
+    }
+
     // symlinked path
     fs::path follow(void);
 };
diff --git a/src/core/file_sys/quasifs/src/quasifs_vdriver.cpp b/src/core/file_sys/quasifs/src/quasifs_vdriver.cpp
index 02dda4502..245eb9314 100644
--- a/src/core/file_sys/quasifs/src/quasifs_vdriver.cpp
+++ b/src/core/file_sys/quasifs/src/quasifs_vdriver.cpp
@@ -134,14 +134,19 @@ s32 QFS::OperationImpl::Close(s32 fd) {
         LOG_ERROR(Kernel_Fs, "Closing std stream, this will have consequences fd={}", fd);
 
     // if it fails, it fails
+    bool host_used = false;
     int hio_status = 0;
-    if (handle->host_fd >= 0)
+    if (handle->host_fd >= 0) {
         hio_status = qfs.hio_driver.Close(handle->host_fd);
+        host_used = true;
+    }
 
     {
         std::lock_guard<std::mutex> lock(c_mutex);
         // no further action is required, this is pro-forma
+        qfs.vio_driver.SetCtx(nullptr, host_used, handle);
         qfs.vio_driver.Close(fd);
+        qfs.vio_driver.ClearCtx();
     }
 
     // if it's the last entry, remove it to avoid blowing up fd table
@@ -155,6 +160,68 @@ s32 QFS::OperationImpl::Close(s32 fd) {
     return hio_status;
 }
 
+s32 QFS::OperationImpl::Link(const fs::path& src, const fs::path& dst) {
+    Resolved src_res;
+    Resolved dst_res;
+    int status_what = qfs.Resolve(src, src_res);
+    int status_where = qfs.Resolve(dst, dst_res);
+
+    if (0 != status_what)
+        return status_what;
+    if (0 == status_where)
+        return -POSIX_EEXIST;
+
+    // cross-partition linking is not supported
+    if (src_res.mountpoint != dst_res.mountpoint)
+        return -POSIX_EXDEV;
+
+    partition_ptr src_part = src_res.mountpoint;
+    partition_ptr dst_part = dst_res.mountpoint;
+
+    if (src_part != dst_part) {
+        LOG_ERROR(Kernel_Fs, "Hard links can only be created within one partition");
+        // I think this is the right error
+        return -POSIX_ENOSYS;
+    }
+
+    if (qfs.IsPartitionRO(dst_part))
+        return -POSIX_EROFS;
+
+    bool host_used = false;
+    int hio_status = 0;
+    int vio_status = 0;
+
+    if (dst_part->IsHostMounted()) {
+        fs::path host_path_src{};
+        fs::path host_path_dst{};
+
+        if (int hostpath_status = src_part->GetHostPath(host_path_src, src_res.local_path);
+            hostpath_status != 0)
+            return hostpath_status;
+        if (int hostpath_status = dst_part->GetHostPath(host_path_dst, dst_res.local_path);
+            hostpath_status != 0)
+            return hostpath_status;
+
+        if (hio_status = qfs.hio_driver.Link(host_path_src, host_path_dst); hio_status < 0)
+            // hosts operation must succeed in order to continue
+            return hio_status;
+        host_used = true;
+    }
+
+    {
+        std::lock_guard<std::mutex> lock(c_mutex);
+        qfs.vio_driver.SetCtx(&src_res, host_used, nullptr);
+        vio_status = qfs.vio_driver.Link(src_res.local_path, dst_res.local_path);
+        qfs.vio_driver.ClearCtx();
+    }
+
+    if (host_used && (hio_status != vio_status))
+        LOG_ERROR(Kernel_Fs, "Host returned {}, but virtual driver returned {}", hio_status,
+                  vio_status);
+
+    return vio_status;
+}
+
 s32 QFS::OperationImpl::LinkSymbolic(const fs::path& src, const fs::path& dst) {
     Resolved src_res;
     Resolved dst_res;
@@ -221,68 +288,6 @@ s32 QFS::OperationImpl::LinkSymbolic(const fs::path& src, const fs::path& dst) {
     return vio_status;
 }
 
-s32 QFS::OperationImpl::Link(const fs::path& src, const fs::path& dst) {
-    Resolved src_res;
-    Resolved dst_res;
-    int status_what = qfs.Resolve(src, src_res);
-    int status_where = qfs.Resolve(dst, dst_res);
-
-    if (0 != status_what)
-        return status_what;
-    if (0 == status_where)
-        return -POSIX_EEXIST;
-
-    // cross-partition linking is not supported
-    if (src_res.mountpoint != dst_res.mountpoint)
-        return -POSIX_EXDEV;
-
-    partition_ptr src_part = src_res.mountpoint;
-    partition_ptr dst_part = dst_res.mountpoint;
-
-    if (src_part != dst_part) {
-        LOG_ERROR(Kernel_Fs, "Hard links can only be created within one partition");
-        // I think this is the right error
-        return -POSIX_ENOSYS;
-    }
-
-    if (qfs.IsPartitionRO(dst_part))
-        return -POSIX_EROFS;
-
-    bool host_used = false;
-    int hio_status = 0;
-    int vio_status = 0;
-
-    if (dst_part->IsHostMounted()) {
-        fs::path host_path_src{};
-        fs::path host_path_dst{};
-
-        if (int hostpath_status = src_part->GetHostPath(host_path_src, src_res.local_path);
-            hostpath_status != 0)
-            return hostpath_status;
-        if (int hostpath_status = dst_part->GetHostPath(host_path_dst, dst_res.local_path);
-            hostpath_status != 0)
-            return hostpath_status;
-
-        if (hio_status = qfs.hio_driver.Link(host_path_src, host_path_dst); hio_status < 0)
-            // hosts operation must succeed in order to continue
-            return hio_status;
-        host_used = true;
-    }
-
-    {
-        std::lock_guard<std::mutex> lock(c_mutex);
-        qfs.vio_driver.SetCtx(&src_res, host_used, nullptr);
-        vio_status = qfs.vio_driver.Link(src_res.local_path, dst_res.local_path);
-        qfs.vio_driver.ClearCtx();
-    }
-
-    if (host_used && (hio_status != vio_status))
-        LOG_ERROR(Kernel_Fs, "Host returned {}, but virtual driver returned {}", hio_status,
-                  vio_status);
-
-    return vio_status;
-}
-
 s32 QFS::OperationImpl::Unlink(const fs::path& path) {
     Resolved res;
     int resolve_status;
@@ -346,6 +351,10 @@ s32 QFS::OperationImpl::Unlink(const fs::path& path) {
     return vio_status;
 }
 
+s32 QFS::OperationImpl::Remove(const fs::path& path) {
+    return -POSIX_ENOSYS;
+}
+
 s32 QFS::OperationImpl::Flush(const s32 fd) {
     if (fd < 0)
         return -POSIX_EBADF;
@@ -1022,4 +1031,12 @@ s64 QFS::OperationImpl::GetDents(const s32 fd, void* buf, u64 count, s64* basep)
     return vio_status;
 }
 
+s32 QFS::OperationImpl::Copy(const fs::path& src, const fs::path& dst, bool fail_if_exists) {
+    return -POSIX_ENOSYS;
+}
+
+s32 QFS::OperationImpl::Move(const fs::path& src, const fs::path& dst, bool fail_if_exists) {
+    return -POSIX_ENOSYS;
+}
+
 } // namespace QuasiFS
\ No newline at end of file
diff --git a/src/core/libraries/kernel/posix_error.h b/src/core/libraries/kernel/posix_error.h
index 0f7cf3e50..b40ce5acc 100644
--- a/src/core/libraries/kernel/posix_error.h
+++ b/src/core/libraries/kernel/posix_error.h
@@ -1,11 +1,11 @@
-// SPDX-FileCopyrightText: Copyright 2024 shadPS4 Emulator Project
+// SPDX-FileCopyrightText: Copyright 2025 shadPS4 Emulator Project
 // SPDX-License-Identifier: GPL-2.0-or-later
 
 #pragma once
 
 #include "core/libraries/error_codes.h"
 
-// Posix error codes
+// BSD error codes
 constexpr int POSIX_EPERM = 1;
 constexpr int POSIX_ENOENT = 2;
 constexpr int POSIX_ESRCH = 3;