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Merge pull request #46 from yamachu/support-reference

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Support reference type ( & )
This commit is contained in:
Yoshifumi Kawai 2023-09-07 17:21:32 +09:00 committed by GitHub
commit 297da130fa
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3 changed files with 71 additions and 0 deletions
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4
csbindgen-tests/src/lib.rs vendored
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@ -606,6 +606,9 @@ pub struct CallbackTable {
pub foobar: extern "C" fn(i: i32) -> i32,
}
pub extern "C" fn reference_type(_a: &i32, _b: &*mut i32, _c: &[u8; 16], _d: &Context) {}
pub struct InternalHiddenContext {
pub a: i32
}
@ -620,6 +623,7 @@ pub unsafe extern "C" fn init_treat_as_empty_struct_context(_out: NonNull<Box<Tr
#[no_mangle]
pub unsafe extern "C" fn free_treat_as_empty_struct_context(_src: *mut TreatAsEmptyStruct) {}
// fn run_physix(){
// unsafe {
// let foundation = physx_create_foundation();

62
csbindgen/src/parser.rs
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@ -495,6 +495,68 @@ fn parse_type(t: &syn::Type) -> RustType {
type_kind: TypeKind::Function(parameters, ret),
};
}
syn::Type::Reference(t) => {
let result = parse_type(&*t.elem);
let is_mut = t.mutability.is_some();
match result {
RustType {
type_kind: TypeKind::Pointer(pt, _),
..
} => match pt {
PointerType::ConstPointer | PointerType::MutPointer => {
return RustType {
type_name: result.type_name,
type_kind: TypeKind::Pointer(
if is_mut {
PointerType::MutPointer
} else {
PointerType::ConstPointer
},
Box::new(parse_type(&*t.elem)),
),
};
}
PointerType::ConstPointerPointer | PointerType::MutConstPointerPointer => {
return RustType {
type_name: result.type_name,
type_kind: TypeKind::Pointer(
if is_mut {
PointerType::MutConstPointerPointer
} else {
PointerType::ConstPointerPointer
},
Box::new(parse_type(&*t.elem)),
),
};
}
PointerType::ConstMutPointerPointer | PointerType::MutPointerPointer => {
return RustType {
type_name: result.type_name,
type_kind: TypeKind::Pointer(
if is_mut {
PointerType::MutPointerPointer
} else {
PointerType::ConstMutPointerPointer
},
Box::new(parse_type(&*t.elem)),
),
};
}
_ => {}
},
_ => {
// &*t.elem is not pointer
return RustType {
type_name: result.type_name,
type_kind: TypeKind::Pointer(
PointerType::ConstPointer,
Box::new(parse_type(&*t.elem)),
),
};
}
}
}
_ => {}
};

5
dotnet-sandbox/NativeMethods.cs vendored
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@ -176,6 +176,10 @@ namespace CsBindgen
[DllImport(__DllName, EntryPoint = "call_bindgen_lz4", CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
public static extern void call_bindgen_lz4();
[DllImport(__DllName, EntryPoint = "reference_type", CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
public static extern void reference_type(int* _a, int** _b, void/* byte[] */* _c, Context* _d);
[DllImport(__DllName, EntryPoint = "init_treat_as_empty_struct_context", CallingConvention = CallingConvention.Cdecl, ExactSpelling = true)]
public static extern void init_treat_as_empty_struct_context(TreatAsEmptyStruct** _out);
@ -183,6 +187,7 @@ namespace CsBindgen
public static extern void free_treat_as_empty_struct_context(TreatAsEmptyStruct* _src);
}
[StructLayout(LayoutKind.Sequential)]