From 617c5ba0451ed021b19f6a99872cac4bc629e9d7 Mon Sep 17 00:00:00 2001
From: AnotherTest <ali.mpfard@gmail.com>
Date: Sat, 24 Oct 2020 11:24:50 +0330
Subject: [PATCH] UserspaceEmulator: Add support for fchown

---
 DevTools/UserspaceEmulator/Emulator.cpp | 7 +++++++
 DevTools/UserspaceEmulator/Emulator.h   | 1 +
 2 files changed, 8 insertions(+)

diff --git a/DevTools/UserspaceEmulator/Emulator.cpp b/DevTools/UserspaceEmulator/Emulator.cpp
index e39b4a2480..d90a087d29 100644
--- a/DevTools/UserspaceEmulator/Emulator.cpp
+++ b/DevTools/UserspaceEmulator/Emulator.cpp
@@ -353,6 +353,8 @@ u32 Emulator::virt_syscall(u32 function, u32 arg1, u32 arg2, u32 arg3)
         return virt$chmod(arg1, arg2, arg3);
     case SC_fchmod:
         return virt$fchmod(arg1, arg2);
+    case SC_fchown:
+        return virt$fchown(arg1, arg2, arg3);
     case SC_accept:
         return virt$accept(arg1, arg2, arg3);
     case SC_setsockopt:
@@ -505,6 +507,11 @@ int Emulator::virt$fchmod(int fd, mode_t mode)
     return syscall(SC_fchmod, fd, mode);
 }
 
+int Emulator::virt$fchown(int fd, uid_t uid, gid_t gid)
+{
+    return syscall(SC_fchown, fd, uid, gid);
+}
+
 int Emulator::virt$setsockopt(FlatPtr params_addr)
 {
     Syscall::SC_setsockopt_params params;
diff --git a/DevTools/UserspaceEmulator/Emulator.h b/DevTools/UserspaceEmulator/Emulator.h
index 72553f6650..e31c37f5b6 100644
--- a/DevTools/UserspaceEmulator/Emulator.h
+++ b/DevTools/UserspaceEmulator/Emulator.h
@@ -122,6 +122,7 @@ private:
     int virt$dbgputch(char);
     int virt$chmod(FlatPtr, size_t, mode_t);
     int virt$fchmod(int, mode_t);
+    int virt$fchown(int, uid_t, gid_t);
     int virt$listen(int, int);
     int virt$kill(pid_t, int);
     int virt$fstat(int, FlatPtr);