#![allow( dead_code, non_snake_case, non_camel_case_types, non_upper_case_globals )] #[repr(C)] #[derive(Copy, Clone, Debug, Default, Eq, Hash, Ord, PartialEq, PartialOrd)] pub struct __BindgenBitfieldUnit { storage: Storage, } impl __BindgenBitfieldUnit { #[inline] pub const fn new(storage: Storage) -> Self { Self { storage } } } impl __BindgenBitfieldUnit where Storage: AsRef<[u8]> + AsMut<[u8]>, { #[inline] pub fn get_bit(&self, index: usize) -> bool { debug_assert!(index / 8 < self.storage.as_ref().len()); let byte_index = index / 8; let byte = self.storage.as_ref()[byte_index]; let bit_index = if cfg!(target_endian = "big") { 7 - (index % 8) } else { index % 8 }; let mask = 1 << bit_index; byte & mask == mask } #[inline] pub fn set_bit(&mut self, index: usize, val: bool) { debug_assert!(index / 8 < self.storage.as_ref().len()); let byte_index = index / 8; let byte = &mut self.storage.as_mut()[byte_index]; let bit_index = if cfg!(target_endian = "big") { 7 - (index % 8) } else { index % 8 }; let mask = 1 << bit_index; if val { *byte |= mask; } else { *byte &= !mask; } } #[inline] pub fn get(&self, bit_offset: usize, bit_width: u8) -> u64 { debug_assert!(bit_width <= 64); debug_assert!(bit_offset / 8 < self.storage.as_ref().len()); debug_assert!( (bit_offset + (bit_width as usize)) / 8 <= self.storage.as_ref().len() ); let mut val = 0; for i in 0..(bit_width as usize) { if self.get_bit(i + bit_offset) { let index = if cfg!(target_endian = "big") { bit_width as usize - 1 - i } else { i }; val |= 1 << index; } } val } #[inline] pub fn set(&mut self, bit_offset: usize, bit_width: u8, val: u64) { debug_assert!(bit_width <= 64); debug_assert!(bit_offset / 8 < self.storage.as_ref().len()); debug_assert!( (bit_offset + (bit_width as usize)) / 8 <= self.storage.as_ref().len() ); for i in 0..(bit_width as usize) { let mask = 1 << i; let val_bit_is_set = val & mask == mask; let index = if cfg!(target_endian = "big") { bit_width as usize - 1 - i } else { i }; self.set_bit(index + bit_offset, val_bit_is_set); } } } #[repr(C)] #[derive(Default)] pub struct __IncompleteArrayField(::std::marker::PhantomData, [T; 0]); impl __IncompleteArrayField { #[inline] pub const fn new() -> Self { __IncompleteArrayField(::std::marker::PhantomData, []) } #[inline] pub fn as_ptr(&self) -> *const T { self as *const _ as *const T } #[inline] pub fn as_mut_ptr(&mut self) -> *mut T { self as *mut _ as *mut T } #[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 ::std::fmt::Debug for __IncompleteArrayField { fn fmt(&self, fmt: &mut ::std::fmt::Formatter<'_>) -> ::std::fmt::Result { fmt.write_str("__IncompleteArrayField") } } #[repr(C)] #[derive(Debug)] pub struct foo { pub _bitfield_align_1: [u8; 0], pub _bitfield_1: __BindgenBitfieldUnit<[u8; 1usize]>, pub b: __IncompleteArrayField<*mut ::std::os::raw::c_void>, } #[test] fn bindgen_test_layout_foo() { assert_eq!( ::std::mem::size_of::(), 8usize, concat!("Size of: ", stringify!(foo)) ); assert_eq!( ::std::mem::align_of::(), 8usize, concat!("Alignment of ", stringify!(foo)) ); assert_eq!( unsafe { let uninit = ::std::mem::MaybeUninit::::uninit(); let ptr = uninit.as_ptr(); ::std::ptr::addr_of!((*ptr).b) as usize - ptr as usize }, 8usize, concat!("Offset of field: ", stringify!(foo), "::", stringify!(b)) ); } impl Default for foo { fn default() -> Self { let mut s = ::std::mem::MaybeUninit::::uninit(); unsafe { ::std::ptr::write_bytes(s.as_mut_ptr(), 0, 1); s.assume_init() } } } impl foo { #[inline] pub fn a(&self) -> ::std::os::raw::c_char { unsafe { ::std::mem::transmute(self._bitfield_1.get(0usize, 1u8) as u8) } } #[inline] pub fn set_a(&mut self, val: ::std::os::raw::c_char) { unsafe { let val: u8 = ::std::mem::transmute(val); self._bitfield_1.set(0usize, 1u8, val as u64) } } #[inline] pub fn new_bitfield_1( a: ::std::os::raw::c_char, ) -> __BindgenBitfieldUnit<[u8; 1usize]> { let mut __bindgen_bitfield_unit: __BindgenBitfieldUnit<[u8; 1usize]> = Default::default(); __bindgen_bitfield_unit.set(0usize, 1u8, { let a: u8 = unsafe { ::std::mem::transmute(a) }; a as u64 }); __bindgen_bitfield_unit } }