Replace `objc` with `objc2` to fix `clippy` warnings

3 files changed, 22 insertions, 41 deletions

diff --git a/Cargo.lock b/Cargo.lock
index 66b17974d1..13e2e0d7e6 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2274,15 +2274,6 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9106e1d747ffd48e6be5bb2d97fa706ed25b144fbee4d5c02eae110cd8d6badd"
 
 [[package]]
-name = "malloc_buf"
-version = "0.0.6"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "62bb907fe88d54d8d9ce32a3cceab4218ed2f6b7d35617cafe9adf84e43919cb"
-dependencies = [
- "libc",
-]
-
-[[package]]
 name = "match_cfg"
 version = "0.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -2544,7 +2535,7 @@ dependencies = [
  "mullvad-types",
  "mullvad-version",
  "nix 0.23.2",
- "objc",
+ "objc2",
  "regex",
  "serde",
  "serde_json",
@@ -2987,20 +2978,13 @@ dependencies = [
 ]
 
 [[package]]
-name = "objc"
-version = "0.2.7"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "915b1b472bc21c53464d6c8461c9d3af805ba1ef837e1cac254428f4a77177b1"
-dependencies = [
- "malloc_buf",
- "objc_exception",
-]
-
-[[package]]
 name = "objc-sys"
 version = "0.3.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "cdb91bdd390c7ce1a8607f35f3ca7151b65afc0ff5ff3b34fa350f7d7c7e4310"
+dependencies = [
+ "cc",
+]
 
 [[package]]
 name = "objc2"
@@ -3096,15 +3080,6 @@ dependencies = [
 ]
 
 [[package]]
-name = "objc_exception"
-version = "0.1.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ad970fb455818ad6cba4c122ad012fae53ae8b4795f86378bce65e4f6bab2ca4"
-dependencies = [
- "cc",
-]
-
-[[package]]
 name = "object"
 version = "0.32.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
diff --git a/mullvad-daemon/Cargo.toml b/mullvad-daemon/Cargo.toml
index d8b1a2b1c6..4c9fce37ec 100644
--- a/mullvad-daemon/Cargo.toml
+++ b/mullvad-daemon/Cargo.toml
@@ -62,7 +62,7 @@ simple-signal = "1.1"
 talpid-dbus = { path = "../talpid-dbus" }
 
 [target.'cfg(target_os="macos")'.dependencies]
-objc = { version = "0.2.7", features = ["exception", "verify_message"] }
+objc2 = { version = "0.5.2", features = ["exception"] }
 
 [target.'cfg(windows)'.dependencies]
 ctrlc = "3.0"
diff --git a/mullvad-daemon/src/macos_launch_daemon.rs b/mullvad-daemon/src/macos_launch_daemon.rs
index 945e61828b..0c9c89080c 100644
--- a/mullvad-daemon/src/macos_launch_daemon.rs
+++ b/mullvad-daemon/src/macos_launch_daemon.rs
@@ -5,10 +5,11 @@
 //! must be checked so that the user can be directed to approve the launch
 //! daemon in the system settings.
 
-use objc::{class, msg_send, sel, sel_impl};
+use libc::c_longlong;
+use objc2::{class, msg_send, runtime::AnyObject, Encode, Encoding, RefEncode};
 use std::ffi::CStr;
 
-type Id = *mut objc::runtime::Object;
+type Id = *mut AnyObject;
 
 // Framework that contains `SMAppService`.
 #[link(name = "ServiceManagement", kind = "framework")]
@@ -18,18 +19,23 @@ extern "C" {}
 #[repr(C)]
 #[derive(Debug)]
 struct NSOperatingSystemVersion {
-    major_version: libc::c_longlong,
-    minor_version: libc::c_longlong,
-    patch_version: libc::c_longlong,
+    major_version: c_longlong,
+    minor_version: c_longlong,
+    patch_version: c_longlong,
 }
 
-/// Implement Objective-C type encoding for the struct. Allows the `objc` crate
+/// Implement Objective-C type encoding for the struct. Allows the `objc2` crate
 /// to perform function signature matching before performing calls into the Objective-C
-/// runtime. This is needed to be able to enable the `verify_message` feature on `objc`.
-unsafe impl objc::Encode for NSOperatingSystemVersion {
-    fn encode() -> objc::Encoding {
-        unsafe { objc::Encoding::from_str("{?=qqq}") }
-    }
+/// runtime.
+unsafe impl Encode for NSOperatingSystemVersion {
+    const ENCODING: Encoding = Encoding::Struct(
+        "NSOperatingSystemVersion",
+        &[Encoding::LongLong, Encoding::LongLong, Encoding::LongLong],
+    );
+}
+
+unsafe impl RefEncode for NSOperatingSystemVersion {
+    const ENCODING_REF: Encoding = Encoding::Pointer(&Self::ENCODING);
 }
 
 /// Authorization status of the Mullvad daemon.