| #![allow( |
| dead_code, |
| non_snake_case, |
| non_camel_case_types, |
| non_upper_case_globals |
| )] |
| |
| #[repr(C)] |
| #[derive(Debug, Default, Copy, Clone)] |
| pub struct A { |
| pub foo: ::std::os::raw::c_int, |
| } |
| #[test] |
| fn bindgen_test_layout_A() { |
| assert_eq!( |
| ::std::mem::size_of::<A>(), |
| 4usize, |
| concat!("Size of: ", stringify!(A)) |
| ); |
| assert_eq!( |
| ::std::mem::align_of::<A>(), |
| 4usize, |
| concat!("Alignment of ", stringify!(A)) |
| ); |
| assert_eq!( |
| { |
| let struct_instance = unsafe { std::mem::zeroed::<A>() }; |
| let struct_ptr = &struct_instance as *const A; |
| let field_ptr = std::ptr::addr_of!(struct_instance.foo); |
| let struct_address = struct_ptr as usize; |
| let field_address = field_ptr as usize; |
| std::mem::forget(struct_instance); |
| field_address.checked_sub(struct_address).unwrap() |
| }, |
| 0usize, |
| concat!("Offset of field: ", stringify!(A), "::", stringify!(foo)) |
| ); |
| } |
| #[repr(C)] |
| pub struct B__bindgen_vtable(::std::os::raw::c_void); |
| #[repr(C)] |
| #[derive(Debug, Copy, Clone)] |
| pub struct B { |
| pub vtable_: *const B__bindgen_vtable, |
| pub bar: ::std::os::raw::c_int, |
| } |
| #[test] |
| fn bindgen_test_layout_B() { |
| assert_eq!( |
| ::std::mem::size_of::<B>(), |
| 16usize, |
| concat!("Size of: ", stringify!(B)) |
| ); |
| assert_eq!( |
| ::std::mem::align_of::<B>(), |
| 8usize, |
| concat!("Alignment of ", stringify!(B)) |
| ); |
| assert_eq!( |
| { |
| let struct_instance = unsafe { std::mem::zeroed::<B>() }; |
| let struct_ptr = &struct_instance as *const B; |
| let field_ptr = std::ptr::addr_of!(struct_instance.bar); |
| let struct_address = struct_ptr as usize; |
| let field_address = field_ptr as usize; |
| std::mem::forget(struct_instance); |
| field_address.checked_sub(struct_address).unwrap() |
| }, |
| 8usize, |
| concat!("Offset of field: ", stringify!(B), "::", stringify!(bar)) |
| ); |
| } |
| impl Default for B { |
| fn default() -> Self { |
| let mut s = ::std::mem::MaybeUninit::<Self>::uninit(); |
| unsafe { |
| ::std::ptr::write_bytes(s.as_mut_ptr(), 0, 1); |
| s.assume_init() |
| } |
| } |
| } |
| #[repr(C)] |
| pub struct C__bindgen_vtable(::std::os::raw::c_void); |
| #[repr(C)] |
| #[derive(Debug, Copy, Clone)] |
| pub struct C { |
| pub vtable_: *const C__bindgen_vtable, |
| pub baz: ::std::os::raw::c_int, |
| } |
| #[test] |
| fn bindgen_test_layout_C() { |
| assert_eq!( |
| ::std::mem::size_of::<C>(), |
| 16usize, |
| concat!("Size of: ", stringify!(C)) |
| ); |
| assert_eq!( |
| ::std::mem::align_of::<C>(), |
| 8usize, |
| concat!("Alignment of ", stringify!(C)) |
| ); |
| assert_eq!( |
| { |
| let struct_instance = unsafe { std::mem::zeroed::<C>() }; |
| let struct_ptr = &struct_instance as *const C; |
| let field_ptr = std::ptr::addr_of!(struct_instance.baz); |
| let struct_address = struct_ptr as usize; |
| let field_address = field_ptr as usize; |
| std::mem::forget(struct_instance); |
| field_address.checked_sub(struct_address).unwrap() |
| }, |
| 8usize, |
| concat!("Offset of field: ", stringify!(C), "::", stringify!(baz)) |
| ); |
| } |
| impl Default for C { |
| fn default() -> Self { |
| let mut s = ::std::mem::MaybeUninit::<Self>::uninit(); |
| unsafe { |
| ::std::ptr::write_bytes(s.as_mut_ptr(), 0, 1); |
| s.assume_init() |
| } |
| } |
| } |
| #[repr(C)] |
| #[derive(Debug, Copy, Clone)] |
| pub struct D { |
| pub _base: C, |
| pub _base_1: B, |
| pub bazz: ::std::os::raw::c_int, |
| } |
| #[test] |
| fn bindgen_test_layout_D() { |
| assert_eq!( |
| ::std::mem::size_of::<D>(), |
| 40usize, |
| concat!("Size of: ", stringify!(D)) |
| ); |
| assert_eq!( |
| ::std::mem::align_of::<D>(), |
| 8usize, |
| concat!("Alignment of ", stringify!(D)) |
| ); |
| } |
| impl Default for D { |
| fn default() -> Self { |
| let mut s = ::std::mem::MaybeUninit::<Self>::uninit(); |
| unsafe { |
| ::std::ptr::write_bytes(s.as_mut_ptr(), 0, 1); |
| s.assume_init() |
| } |
| } |
| } |