diff --git a/Userland/DevTools/UserspaceEmulator/Emulator.cpp b/Userland/DevTools/UserspaceEmulator/Emulator.cpp index 9208f6cb9c..3c88b1bdd5 100644 --- a/Userland/DevTools/UserspaceEmulator/Emulator.cpp +++ b/Userland/DevTools/UserspaceEmulator/Emulator.cpp @@ -529,6 +529,8 @@ u32 Emulator::virt_syscall(u32 function, u32 arg1, u32 arg2, u32 arg3) return virt$ftruncate(arg1, arg2); case SC_umask: return virt$umask(arg1); + case SC_chown: + return virt$chown(arg1); default: reportln("\n=={}== \033[31;1mUnimplemented syscall: {}\033[0m, {:p}", getpid(), Syscall::to_string((Syscall::Function)function), function); dump_backtrace(); @@ -611,6 +613,18 @@ int Emulator::virt$chmod(FlatPtr path_addr, size_t path_length, mode_t mode) return syscall(SC_chmod, path.data(), path.size(), mode); } +int Emulator::virt$chown(FlatPtr params_addr) +{ + Syscall::SC_chown_params params; + mmu().copy_from_vm(¶ms, params_addr, sizeof(params)); + + auto path = mmu().copy_buffer_from_vm((FlatPtr)params.path.characters, params.path.length); + params.path.characters = (const char*)path.data(); + params.path.length = path.size(); + + return syscall(SC_chown, ¶ms); +} + int Emulator::virt$fchmod(int fd, mode_t mode) { return syscall(SC_fchmod, fd, mode); diff --git a/Userland/DevTools/UserspaceEmulator/Emulator.h b/Userland/DevTools/UserspaceEmulator/Emulator.h index c848e27d8e..308fdfe2d5 100644 --- a/Userland/DevTools/UserspaceEmulator/Emulator.h +++ b/Userland/DevTools/UserspaceEmulator/Emulator.h @@ -127,6 +127,7 @@ private: int virt$dbgputch(char); int virt$chmod(FlatPtr, size_t, mode_t); int virt$fchmod(int, mode_t); + int virt$chown(FlatPtr); int virt$fchown(int, uid_t, gid_t); int virt$clock_settime(uint32_t clock_id, FlatPtr user_ts); int virt$listen(int, int);