| /* automatically generated by rust-bindgen */ |
| |
| #![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, Align> |
| where |
| Storage: AsRef<[u8]> + AsMut<[u8]>, |
| { |
| storage: Storage, |
| align: [Align; 0], |
| } |
| |
| impl<Storage, Align> __BindgenBitfieldUnit<Storage, Align> |
| where |
| Storage: AsRef<[u8]> + AsMut<[u8]>, |
| { |
| #[inline] |
| pub fn new(storage: Storage) -> Self { |
| Self { storage, align: [] } |
| } |
| |
| #[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(u32)] |
| #[derive(Debug, Copy, Clone, PartialEq, Eq, Hash)] |
| pub enum MyEnum { |
| ONE = 0, |
| TWO = 1, |
| THREE = 2, |
| FOUR = 3, |
| } |
| #[repr(C)] |
| #[derive(Debug, Copy, Clone)] |
| pub struct TaggedPtr { |
| pub _bitfield_1: __BindgenBitfieldUnit<[u8; 8usize], u64>, |
| pub __bindgen_align: [u64; 0usize], |
| } |
| #[test] |
| fn bindgen_test_layout_TaggedPtr() { |
| assert_eq!( |
| ::std::mem::size_of::<TaggedPtr>(), |
| 8usize, |
| concat!("Size of: ", stringify!(TaggedPtr)) |
| ); |
| assert_eq!( |
| ::std::mem::align_of::<TaggedPtr>(), |
| 8usize, |
| concat!("Alignment of ", stringify!(TaggedPtr)) |
| ); |
| } |
| impl Default for TaggedPtr { |
| fn default() -> Self { |
| unsafe { ::std::mem::zeroed() } |
| } |
| } |
| impl TaggedPtr { |
| #[inline] |
| pub fn tag(&self) -> MyEnum { |
| unsafe { ::std::mem::transmute(self._bitfield_1.get(0usize, 2u8) as u32) } |
| } |
| #[inline] |
| pub fn set_tag(&mut self, val: MyEnum) { |
| unsafe { |
| let val: u32 = ::std::mem::transmute(val); |
| self._bitfield_1.set(0usize, 2u8, val as u64) |
| } |
| } |
| #[inline] |
| pub fn ptr(&self) -> ::std::os::raw::c_long { |
| unsafe { ::std::mem::transmute(self._bitfield_1.get(2usize, 62u8) as u64) } |
| } |
| #[inline] |
| pub fn set_ptr(&mut self, val: ::std::os::raw::c_long) { |
| unsafe { |
| let val: u64 = ::std::mem::transmute(val); |
| self._bitfield_1.set(2usize, 62u8, val as u64) |
| } |
| } |
| #[inline] |
| pub fn new_bitfield_1( |
| tag: MyEnum, |
| ptr: ::std::os::raw::c_long, |
| ) -> __BindgenBitfieldUnit<[u8; 8usize], u64> { |
| let mut __bindgen_bitfield_unit: __BindgenBitfieldUnit<[u8; 8usize], u64> = |
| Default::default(); |
| __bindgen_bitfield_unit.set(0usize, 2u8, { |
| let tag: u32 = unsafe { ::std::mem::transmute(tag) }; |
| tag as u64 |
| }); |
| __bindgen_bitfield_unit.set(2usize, 62u8, { |
| let ptr: u64 = unsafe { ::std::mem::transmute(ptr) }; |
| ptr as u64 |
| }); |
| __bindgen_bitfield_unit |
| } |
| } |