From 3cda9beb934d581258bdc4efd6220bf3ce62b06e Mon Sep 17 00:00:00 2001
From: topjohnwu <topjohnwu@gmail.com>
Date: Wed, 24 Sep 2025 02:38:18 -0700
Subject: [PATCH] Cleanup unused bindings

---
 native/src/base/xwrap.hpp  |  4 ----
 native/src/base/xwrap.rs   | 47 +-------------------------------------
 native/src/core/lib.rs     |  7 ++----
 native/src/core/selinux.rs |  4 ----
 4 files changed, 3 insertions(+), 59 deletions(-)

diff --git a/native/src/base/xwrap.hpp b/native/src/base/xwrap.hpp
index 4e8ff28fb..d037386ab 100644
--- a/native/src/base/xwrap.hpp
+++ b/native/src/base/xwrap.hpp
@@ -21,10 +21,6 @@ DIR *xopendir(const char *name);
 DIR *xfdopendir(int fd);
 dirent *xreaddir(DIR *dirp);
 pid_t xsetsid();
-int xsocket(int domain, int type, int protocol);
-int xbind(int sockfd, const struct sockaddr *addr, socklen_t addrlen);
-int xlisten(int sockfd, int backlog);
-int xaccept4(int sockfd, struct sockaddr *addr, socklen_t *addrlen, int flags);
 int xstat(const char *pathname, struct stat *buf);
 int xfstat(int fd, struct stat *buf);
 int xdup2(int oldfd, int newfd);
diff --git a/native/src/base/xwrap.rs b/native/src/base/xwrap.rs
index b5b6c4f7a..496a5868a 100644
--- a/native/src/base/xwrap.rs
+++ b/native/src/base/xwrap.rs
@@ -2,7 +2,7 @@
 
 use crate::cxx_extern::readlinkat;
 use crate::{Directory, LibcReturn, ResultExt, Utf8CStr, cstr, slice_from_ptr, slice_from_ptr_mut};
-use libc::{c_char, c_uint, c_ulong, c_void, dev_t, mode_t, off_t, sockaddr, socklen_t};
+use libc::{c_char, c_uint, c_ulong, c_void, dev_t, mode_t, off_t};
 use std::ffi::CStr;
 use std::fs::File;
 use std::io::{Read, Write};
@@ -201,51 +201,6 @@ extern "C" fn xsetsid() -> i32 {
     }
 }
 
-#[unsafe(no_mangle)]
-extern "C" fn xsocket(domain: i32, ty: i32, protocol: i32) -> RawFd {
-    unsafe {
-        libc::socket(domain, ty, protocol)
-            .into_os_result("socket", None, None)
-            .log()
-            .unwrap_or(-1)
-    }
-}
-
-#[unsafe(no_mangle)]
-unsafe extern "C" fn xbind(socket: i32, address: *const sockaddr, len: socklen_t) -> i32 {
-    unsafe {
-        libc::bind(socket, address, len)
-            .into_os_result("bind", None, None)
-            .log()
-            .unwrap_or(-1)
-    }
-}
-
-#[unsafe(no_mangle)]
-extern "C" fn xlisten(socket: i32, backlog: i32) -> i32 {
-    unsafe {
-        libc::listen(socket, backlog)
-            .into_os_result("listen", None, None)
-            .log()
-            .unwrap_or(-1)
-    }
-}
-
-#[unsafe(no_mangle)]
-unsafe extern "C" fn xaccept4(
-    sockfd: RawFd,
-    addr: *mut sockaddr,
-    len: *mut socklen_t,
-    flg: i32,
-) -> RawFd {
-    unsafe {
-        libc::accept4(sockfd, addr, len, flg)
-            .into_os_result("accept4", None, None)
-            .log()
-            .unwrap_or(-1)
-    }
-}
-
 #[unsafe(no_mangle)]
 unsafe extern "C" fn xstat(path: *const c_char, buf: *mut libc::stat) -> i32 {
     unsafe {
diff --git a/native/src/core/lib.rs b/native/src/core/lib.rs
index 111f11cf5..90cf0d465 100644
--- a/native/src/core/lib.rs
+++ b/native/src/core/lib.rs
@@ -13,9 +13,9 @@ use daemon::{MagiskD, connect_daemon_for_cxx};
 use derive::Decodable;
 use logging::{android_logging, zygisk_close_logd, zygisk_get_logd, zygisk_logging};
 use magisk::magisk_main;
-use mount::{find_preinit_device, revert_unmount};
+use mount::revert_unmount;
 use resetprop::{get_prop, resetprop_main};
-use selinux::{lgetfilecon, lsetfilecon, restorecon, setfilecon};
+use selinux::{lgetfilecon, setfilecon};
 use socket::{recv_fd, recv_fds, send_fd};
 use std::fs::File;
 use std::mem::ManuallyDrop;
@@ -187,7 +187,6 @@ pub mod ffi {
         fn zygisk_logging();
         fn zygisk_close_logd();
         fn zygisk_get_logd() -> i32;
-        fn find_preinit_device() -> String;
         fn revert_unmount(pid: i32);
         fn zygisk_should_load_module(flags: u32) -> bool;
         fn send_fd(socket: i32, fd: i32) -> bool;
@@ -196,10 +195,8 @@ pub mod ffi {
         fn write_to_fd(self: &SuRequest, fd: i32);
         fn pump_tty(ptmx: i32, pump_stdin: bool);
         fn get_pty_num(fd: i32) -> i32;
-        fn restorecon();
         fn lgetfilecon(path: Utf8CStrRef, con: &mut [u8]) -> bool;
         fn setfilecon(path: Utf8CStrRef, con: Utf8CStrRef) -> bool;
-        fn lsetfilecon(path: Utf8CStrRef, con: Utf8CStrRef) -> bool;
 
         fn get_prop(name: Utf8CStrRef) -> String;
         unsafe fn resetprop_main(argc: i32, argv: *mut *mut c_char) -> i32;
diff --git a/native/src/core/selinux.rs b/native/src/core/selinux.rs
index 6fcc87f24..de0c5ec54 100644
--- a/native/src/core/selinux.rs
+++ b/native/src/core/selinux.rs
@@ -104,7 +104,3 @@ pub(crate) fn lgetfilecon(path: &Utf8CStr, con: &mut [u8]) -> bool {
 pub(crate) fn setfilecon(path: &Utf8CStr, con: &Utf8CStr) -> bool {
     path.follow_link().set_secontext(con).is_ok()
 }
-
-pub(crate) fn lsetfilecon(path: &Utf8CStr, con: &Utf8CStr) -> bool {
-    path.set_secontext(con).is_ok()
-}