118 lines
3.8 KiB
Rust
118 lines
3.8 KiB
Rust
use core::ffi::c_void;
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#[cfg(any(doc, not(objfw)))]
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use std::os::raw::c_char;
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use std::os::raw::c_int;
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#[cfg(any(doc, apple))]
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use std::os::raw::c_uint;
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#[cfg(any(doc, not(objfw)))]
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use crate::{objc_AssociationPolicy, BOOL};
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use crate::{objc_object, OpaqueData};
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/// An opaque type that represents an instance variable.
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#[repr(C)]
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pub struct objc_ivar {
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_priv: [u8; 0],
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_p: OpaqueData,
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}
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#[cfg(not(feature = "unstable-c-unwind"))]
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type InnerImp = unsafe extern "C" fn();
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#[cfg(feature = "unstable-c-unwind")]
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type InnerImp = unsafe extern "C-unwind" fn();
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/// A nullable pointer to the start of a method implementation.
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///
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/// Not all APIs are guaranteed to take NULL values; read the docs!
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pub type IMP = Option<InnerImp>;
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// /// Remember that this is non-null!
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// #[cfg(any(doc, apple_new))]
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// pub type objc_hook_getClass =
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// unsafe extern "C" fn(name: *const c_char, out_cls: *mut *const crate::objc_class) -> BOOL;
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//
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// /// Remember that this is non-null!
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// #[cfg(any(doc, apple_new))]
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// pub type objc_hook_lazyClassNamer =
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// unsafe extern "C" fn(cls: *const crate::objc_class) -> *const c_char;
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extern_c_unwind! {
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// Instead of being able to change this, it's a weak symbol on GNUStep.
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#[cfg(any(doc, apple, objfw))]
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pub fn objc_enumerationMutation(obj: *mut objc_object);
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}
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extern_c! {
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#[cfg(any(doc, not(objfw)))]
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pub fn imp_getBlock(imp: IMP) -> *mut objc_object;
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#[cfg(any(doc, not(objfw)))]
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pub fn imp_implementationWithBlock(block: *mut objc_object) -> IMP;
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#[cfg(any(doc, not(objfw)))]
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pub fn imp_removeBlock(imp: IMP) -> BOOL;
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#[cfg(any(doc, not(objfw)))]
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pub fn ivar_getName(ivar: *const objc_ivar) -> *const c_char;
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#[cfg(any(doc, not(objfw)))]
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pub fn ivar_getOffset(ivar: *const objc_ivar) -> isize;
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#[cfg(any(doc, not(objfw)))]
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pub fn ivar_getTypeEncoding(ivar: *const objc_ivar) -> *const c_char;
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#[cfg(any(doc, apple))]
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pub fn objc_copyClassNamesForImage(
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image: *const c_char,
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out_len: *mut c_uint,
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) -> *mut *const c_char;
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#[cfg(any(doc, apple))]
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pub fn objc_copyImageNames(out_len: *mut c_uint) -> *mut *const c_char;
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#[cfg(any(doc, apple, objfw))]
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pub fn objc_setEnumerationMutationHandler(
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handler: Option<unsafe extern "C" fn(obj: *mut objc_object)>,
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);
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#[cfg(any(doc, not(objfw)))]
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pub fn objc_getAssociatedObject(
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object: *const objc_object,
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key: *const c_void,
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) -> *const objc_object;
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#[cfg(any(doc, not(objfw)))]
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pub fn objc_setAssociatedObject(
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object: *mut objc_object,
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key: *const c_void,
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value: *mut objc_object,
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policy: objc_AssociationPolicy,
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);
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#[cfg(any(doc, not(objfw)))]
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pub fn objc_removeAssociatedObjects(object: *mut objc_object);
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#[cfg(any(doc, apple, objfw))]
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pub fn objc_setForwardHandler(fwd: *mut c_void, fwd_stret: *mut c_void);
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// These two are defined in:
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// - Apple: objc-sync.h
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// - GNUStep: dtable.h / associate.m
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// - ObjFW: ObjFW-RT.h
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pub fn objc_sync_enter(obj: *mut objc_object) -> c_int;
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pub fn objc_sync_exit(obj: *mut objc_object) -> c_int;
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// Available in macOS 10.14.4
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// /// Remember that this is non-null!
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// #[cfg(any(doc, apple_new))]
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// pub fn objc_setHook_getClass(
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// new_value: objc_hook_getClass,
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// out_old_value: *mut objc_hook_getClass,
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// );
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// Available in macOS 11
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// /// Remember that this is non-null!
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// #[cfg(any(doc, apple_new))]
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// pub fn objc_setHook_lazyClassNamer(
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// new_value: objc_hook_lazyClassNamer,
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// out_old_value: *mut objc_hook_lazyClassNamer,
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// );
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// #[deprecated = "not recommended"]
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// #[cfg(any(doc, apple))]
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// pub fn _objc_flush_caches
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// #[cfg(any(doc, gnustep))]
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// objc_test_capability
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}
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