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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:22:09 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:22:09 +0000 |
commit | 43a97878ce14b72f0981164f87f2e35e14151312 (patch) | |
tree | 620249daf56c0258faa40cbdcf9cfba06de2a846 /third_party/rust/objc/src/message/gnustep.rs | |
parent | Initial commit. (diff) | |
download | firefox-43a97878ce14b72f0981164f87f2e35e14151312.tar.xz firefox-43a97878ce14b72f0981164f87f2e35e14151312.zip |
Adding upstream version 110.0.1.upstream/110.0.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'third_party/rust/objc/src/message/gnustep.rs')
-rw-r--r-- | third_party/rust/objc/src/message/gnustep.rs | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/third_party/rust/objc/src/message/gnustep.rs b/third_party/rust/objc/src/message/gnustep.rs new file mode 100644 index 0000000000..2e28689cef --- /dev/null +++ b/third_party/rust/objc/src/message/gnustep.rs @@ -0,0 +1,35 @@ +use std::any::Any; +use std::mem; + +use runtime::{Class, Object, Imp, Sel}; +use super::{Message, MessageArguments, MessageError, Super}; + +extern { + fn objc_msg_lookup(receiver: *mut Object, op: Sel) -> Imp; + fn objc_msg_lookup_super(sup: *const Super, sel: Sel) -> Imp; +} + +pub unsafe fn send_unverified<T, A, R>(obj: *const T, sel: Sel, args: A) + -> Result<R, MessageError> + where T: Message, A: MessageArguments, R: Any { + if obj.is_null() { + return mem::zeroed(); + } + + let receiver = obj as *mut T as *mut Object; + let msg_send_fn = objc_msg_lookup(receiver, sel); + objc_try!({ + A::invoke(msg_send_fn, receiver, sel, args) + }) +} + +pub unsafe fn send_super_unverified<T, A, R>(obj: *const T, superclass: &Class, + sel: Sel, args: A) -> Result<R, MessageError> + where T: Message, A: MessageArguments, R: Any { + let receiver = obj as *mut T as *mut Object; + let sup = Super { receiver: receiver, superclass: superclass }; + let msg_send_fn = objc_msg_lookup_super(&sup, sel); + objc_try!({ + A::invoke(msg_send_fn, receiver, sel, args) + }) +} |