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Commit 7926d52f authored by Treehugger Robot's avatar Treehugger Robot Committed by Gerrit Code Review
Browse files

Merge "Make libbinder_rs vendor available."

parents c477cea4 1323d51d

libs/binder/rust/Android.bp

+3 −0
Original line number Diff line number Diff line
@@ -20,6 +20,7 @@ rust_library { 
        "libdowncast_rs",

    ],

    host_supported: true,

    vendor_available: true,

    target: {

        darwin: {

            enabled: false,
@@ -64,6 +65,7 @@ rust_library { 
        "libbinder_ndk",

    ],

    host_supported: true,

    vendor_available: true,

    target: {

        darwin: {

            enabled: false,
@@ -105,6 +107,7 @@ rust_bindgen { 
        "libbinder_ndk",

    ],

    host_supported: true,

    vendor_available: true,



    // Currently necessary for host builds

    // TODO(b/31559095): bionic on host should define this

libs/binder/rust/src/binder.rs

+3 −0
Original line number Diff line number Diff line
@@ -167,6 +167,7 @@ pub trait IBinderInternal: IBinder { 
    fn ping_binder(&mut self) -> Result<()>;



    /// Indicate that the service intends to receive caller security contexts.

    #[cfg(not(android_vndk))]

    fn set_requesting_sid(&mut self, enable: bool);



    /// Dump this object to the given file handle
@@ -635,6 +636,7 @@ unsafe impl<T, V: AsNative<T>> AsNative<T> for Option<V> { 
pub struct BinderFeatures {

    /// Indicates that the service intends to receive caller security contexts. This must be true

    /// for `ThreadState::with_calling_sid` to work.

    #[cfg(not(android_vndk))]

    pub set_requesting_sid: bool,

    // Ensure that clients include a ..BinderFeatures::default() to preserve backwards compatibility

    // when new fields are added. #[non_exhaustive] doesn't work because it prevents struct
@@ -837,6 +839,7 @@ macro_rules! declare_binder_interface { 
            /// Create a new binder service.

            pub fn new_binder<T: $interface + Sync + Send + 'static>(inner: T, features: $crate::BinderFeatures) -> $crate::Strong<dyn $interface> {

                let mut binder = $crate::Binder::new_with_stability($native(Box::new(inner)), $stability);

                #[cfg(not(android_vndk))]

                $crate::IBinderInternal::set_requesting_sid(&mut binder, features.set_requesting_sid);

                $crate::Strong::new(Box::new(binder))

            }

libs/binder/rust/src/native.rs

+2 −2
Original line number Diff line number Diff line
@@ -212,7 +212,7 @@ impl<T: Remotable> Binder<T> { 


    /// Mark this binder object with local stability, which is vendor if we are

    /// building for the VNDK and system otherwise.

    #[cfg(vendor_ndk)]

    #[cfg(any(vendor_ndk, android_vndk))]

    fn mark_local_stability(&mut self) {

        unsafe {

            // Safety: Self always contains a valid `AIBinder` pointer, so
@@ -223,7 +223,7 @@ impl<T: Remotable> Binder<T> { 


    /// Mark this binder object with local stability, which is vendor if we are

    /// building for the VNDK and system otherwise.

    #[cfg(not(vendor_ndk))]

    #[cfg(not(any(vendor_ndk, android_vndk)))]

    fn mark_local_stability(&mut self) {

        unsafe {

            // Safety: Self always contains a valid `AIBinder` pointer, so

libs/binder/rust/src/proxy.rs

+1 −0
Original line number Diff line number Diff line
@@ -323,6 +323,7 @@ impl<T: AsNative<sys::AIBinder>> IBinderInternal for T { 
        status_result(status)

    }



    #[cfg(not(android_vndk))]

    fn set_requesting_sid(&mut self, enable: bool) {

        unsafe { sys::AIBinder_setRequestingSid(self.as_native_mut(), enable) };

    }