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// // DO NOT EDIT. THIS FILE IS GENERATED FROM ../../../dist/idl/nsIHttpPushListener.idl // /// `interface nsIHttpPushListener : nsISupports` /// /// ```text /// /** /// * nsIHttpPushListener /// * /// * Used for triggering when a HTTP/2 push is received. /// * /// */ /// ``` /// // The actual type definition for the interface. This struct has methods // declared on it which will call through its vtable. You never want to pass // this type around by value, always pass it behind a reference. #[repr(C)] pub struct nsIHttpPushListener { vtable: *const nsIHttpPushListenerVTable, /// This field is a phantomdata to ensure that the VTable type and any /// struct containing it is not safe to send across threads, as XPCOM is /// generally not threadsafe. /// /// XPCOM interfaces in general are not safe to send across threads. __nosync: ::std::marker::PhantomData<::std::rc::Rc<u8>>, } // Implementing XpCom for an interface exposes its IID, which allows for easy // use of the `.query_interface<T>` helper method. This also defines that // method for nsIHttpPushListener. unsafe impl XpCom for nsIHttpPushListener { const IID: nsIID = nsID(0x0d6ce59c, 0xad5d, 0x4520, [0xb4, 0xd3, 0x09, 0x66, 0x48, 0x68, 0xf2, 0x79]); } // We need to implement the RefCounted trait so we can be used with `RefPtr`. // This trait teaches `RefPtr` how to manage our memory. unsafe impl RefCounted for nsIHttpPushListener { #[inline] unsafe fn addref(&self) { self.AddRef(); } #[inline] unsafe fn release(&self) { self.Release(); } } // This trait is implemented on all types which can be coerced to from nsIHttpPushListener. // It is used in the implementation of `fn coerce<T>`. We hide it from the // documentation, because it clutters it up a lot. #[doc(hidden)] pub trait nsIHttpPushListenerCoerce { /// Cheaply cast a value of this type from a `nsIHttpPushListener`. fn coerce_from(v: &nsIHttpPushListener) -> &Self; } // The trivial implementation: We can obviously coerce ourselves to ourselves. impl nsIHttpPushListenerCoerce for nsIHttpPushListener { #[inline] fn coerce_from(v: &nsIHttpPushListener) -> &Self { v } } impl nsIHttpPushListener { /// Cast this `nsIHttpPushListener` to one of its base interfaces. #[inline] pub fn coerce<T: nsIHttpPushListenerCoerce>(&self) -> &T { T::coerce_from(self) } } // Every interface struct type implements `Deref` to its base interface. This // causes methods on the base interfaces to be directly avaliable on the // object. For example, you can call `.AddRef` or `.QueryInterface` directly // on any interface which inherits from `nsISupports`. impl ::std::ops::Deref for nsIHttpPushListener { type Target = nsISupports; #[inline] fn deref(&self) -> &nsISupports { unsafe { ::std::mem::transmute(self) } } } // Ensure we can use .coerce() to cast to our base types as well. Any type which // our base interface can coerce from should be coercable from us as well. impl<T: nsISupportsCoerce> nsIHttpPushListenerCoerce for T { #[inline] fn coerce_from(v: &nsIHttpPushListener) -> &Self { T::coerce_from(v) } } // This struct represents the interface's VTable. A pointer to a statically // allocated version of this struct is at the beginning of every nsIHttpPushListener // object. It contains one pointer field for each method in the interface. In // the case where we can't generate a binding for a method, we include a void // pointer. #[doc(hidden)] #[repr(C)] pub struct nsIHttpPushListenerVTable { /// We need to include the members from the base interface's vtable at the start /// of the VTable definition. pub __base: nsISupportsVTable, /* void onPush (in nsIHttpChannel associatedChannel, in nsIHttpChannel pushChannel); */ pub OnPush: unsafe extern "system" fn (this: *const nsIHttpPushListener, associatedChannel: *const nsIHttpChannel, pushChannel: *const nsIHttpChannel) -> nsresult, } // The implementations of the function wrappers which are exposed to rust code. // Call these methods rather than manually calling through the VTable struct. impl nsIHttpPushListener { /// ```text /// /** /// * When provided as a notificationCallback to an httpChannel, this.onPush() /// * will be invoked when there is a >= Http2 push to that /// * channel. The push may be in progress. /// * /// * The consumer must start the new channel in the usual way by calling /// * pushChannel.AsyncOpen with a nsIStreamListener object that /// * will receive the normal sequence of OnStartRequest(), /// * 0 to N OnDataAvailable(), and onStopRequest(). /// * /// * The new channel can be canceled after the AsyncOpen if it is not wanted. /// * /// * @param associatedChannel /// * the monitor channel that was recieved on /// * @param pushChannel /// * a channel to the resource which is being pushed /// */ /// ``` /// /// `void onPush (in nsIHttpChannel associatedChannel, in nsIHttpChannel pushChannel);` #[inline] pub unsafe fn OnPush(&self, associatedChannel: *const nsIHttpChannel, pushChannel: *const nsIHttpChannel) -> nsresult { ((*self.vtable).OnPush)(self, associatedChannel, pushChannel) } }