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Fix incomplete array alignment in struct
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zzhu
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Aug 6, 2018
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Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,80 @@ | ||
/* automatically generated by rust-bindgen */ | ||
|
||
#![allow( | ||
dead_code, | ||
non_snake_case, | ||
non_camel_case_types, | ||
non_upper_case_globals | ||
)] | ||
|
||
#[repr(C)] | ||
#[derive(Default)] | ||
pub struct __IncompleteArrayField<T> { | ||
_alignment: [*const (); 0], | ||
_marker: ::std::marker::PhantomData<T>, | ||
} | ||
impl<T> __IncompleteArrayField<T> { | ||
#[inline] | ||
pub fn new() -> Self { | ||
__IncompleteArrayField { | ||
_marker: ::std::marker::PhantomData, | ||
_alignment: Default::default(), | ||
} | ||
} | ||
#[inline] | ||
pub unsafe fn as_ptr(&self) -> *const T { | ||
::std::mem::transmute(self) | ||
} | ||
#[inline] | ||
pub unsafe fn as_mut_ptr(&mut self) -> *mut T { | ||
::std::mem::transmute(self) | ||
} | ||
#[inline] | ||
pub unsafe fn as_slice(&self, len: usize) -> &[T] { | ||
::std::slice::from_raw_parts(self.as_ptr(), len) | ||
} | ||
#[inline] | ||
pub unsafe fn as_mut_slice(&mut self, len: usize) -> &mut [T] { | ||
::std::slice::from_raw_parts_mut(self.as_mut_ptr(), len) | ||
} | ||
} | ||
impl<T> ::std::fmt::Debug for __IncompleteArrayField<T> { | ||
fn fmt(&self, fmt: &mut ::std::fmt::Formatter) -> ::std::fmt::Result { | ||
fmt.write_str("__IncompleteArrayField") | ||
} | ||
} | ||
impl<T> ::std::clone::Clone for __IncompleteArrayField<T> { | ||
#[inline] | ||
fn clone(&self) -> Self { | ||
Self::new() | ||
} | ||
} | ||
impl<T> ::std::marker::Copy for __IncompleteArrayField<T> {} | ||
#[repr(C)] | ||
#[derive(Debug, Default)] | ||
pub struct bpf_raw_tracepoint_args { | ||
pub args: __IncompleteArrayField<::std::os::raw::c_ulonglong>, | ||
} | ||
#[test] | ||
fn bindgen_test_layout_bpf_raw_tracepoint_args() { | ||
assert_eq!( | ||
::std::mem::size_of::<bpf_raw_tracepoint_args>(), | ||
0usize, | ||
concat!("Size of: ", stringify!(bpf_raw_tracepoint_args)) | ||
); | ||
assert_eq!( | ||
::std::mem::align_of::<bpf_raw_tracepoint_args>(), | ||
8usize, | ||
concat!("Alignment of ", stringify!(bpf_raw_tracepoint_args)) | ||
); | ||
assert_eq!( | ||
unsafe { &(*(::std::ptr::null::<bpf_raw_tracepoint_args>())).args as *const _ as usize }, | ||
0usize, | ||
concat!( | ||
"Offset of field: ", | ||
stringify!(bpf_raw_tracepoint_args), | ||
"::", | ||
stringify!(args) | ||
) | ||
); | ||
} |
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Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,3 @@ | ||
struct bpf_raw_tracepoint_args { | ||
unsigned long long args[0]; | ||
}; |