BlockGroupDesc64

ext4_read_only::structs

Struct BlockGroupDesc64 

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#[repr(C)]
pub struct BlockGroupDesc64 {
    pub base: BlockGroupDesc32,
    pub ext4bgd_b_bitmap_hi: U32,
    pub ext4bgd_i_bitmap_hi: U32,
    pub ext4bgd_i_tables_hi: U32,
    pub ext4bgd_nbfree_hi: U16,
    pub ext4bgd_nifree_hi: U16,
    pub ext4bgd_ndirs_hi: U16,
    pub ext4bgd_i_unused_hi: U16,
    pub ext4bgd_x_bitmap_hi: U32,
    pub ext4bgd_b_bmap_csum_hi: U16,
    pub ext4bgd_i_bmap_csum_hi: U16,
    pub ext4bgd_reserved: U32,
}

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§base: BlockGroupDesc32§ext4bgd_b_bitmap_hi: U32§ext4bgd_i_bitmap_hi: U32§ext4bgd_i_tables_hi: U32§ext4bgd_nbfree_hi: U16§ext4bgd_nifree_hi: U16§ext4bgd_ndirs_hi: U16§ext4bgd_i_unused_hi: U16§ext4bgd_x_bitmap_hi: U32§ext4bgd_b_bmap_csum_hi: U16§ext4bgd_i_bmap_csum_hi: U16§ext4bgd_reserved: U32

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impl FromBytes for BlockGroupDesc64
where BlockGroupDesc32: FromBytes, U32: FromBytes, U16: FromBytes,

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fn ref_from_bytes( source: &[u8], ) -> Result<&Self, ConvertError<AlignmentError<&[u8], Self>, SizeError<&[u8], Self>, Infallible>>
where Self: KnownLayout + Immutable,

Interprets the given source as a &Self. Read more
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fn ref_from_prefix( source: &[u8], ) -> Result<(&Self, &[u8]), ConvertError<AlignmentError<&[u8], Self>, SizeError<&[u8], Self>, Infallible>>
where Self: KnownLayout + Immutable,

Interprets the prefix of the given source as a &Self without copying. Read more
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fn ref_from_suffix( source: &[u8], ) -> Result<(&[u8], &Self), ConvertError<AlignmentError<&[u8], Self>, SizeError<&[u8], Self>, Infallible>>
where Self: Immutable + KnownLayout,

Interprets the suffix of the given bytes as a &Self. Read more
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fn ref_from_bytes_with_elems( source: &[u8], count: usize, ) -> Result<&Self, ConvertError<AlignmentError<&[u8], Self>, SizeError<&[u8], Self>, Infallible>>
where Self: KnownLayout<PointerMetadata = usize> + Immutable,

Interprets the given source as a &Self with a DST length equal to count. Read more
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fn ref_from_prefix_with_elems( source: &[u8], count: usize, ) -> Result<(&Self, &[u8]), ConvertError<AlignmentError<&[u8], Self>, SizeError<&[u8], Self>, Infallible>>
where Self: KnownLayout<PointerMetadata = usize> + Immutable,

Interprets the prefix of the given source as a DST &Self with length equal to count. Read more
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fn ref_from_suffix_with_elems( source: &[u8], count: usize, ) -> Result<(&[u8], &Self), ConvertError<AlignmentError<&[u8], Self>, SizeError<&[u8], Self>, Infallible>>
where Self: KnownLayout<PointerMetadata = usize> + Immutable,

Interprets the suffix of the given source as a DST &Self with length equal to count. Read more
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fn read_from_bytes(source: &[u8]) -> Result<Self, SizeError<&[u8], Self>>
where Self: Sized,

Reads a copy of Self from the given source. Read more
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fn read_from_prefix( source: &[u8], ) -> Result<(Self, &[u8]), SizeError<&[u8], Self>>
where Self: Sized,

Reads a copy of Self from the prefix of the given source. Read more
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fn read_from_suffix( source: &[u8], ) -> Result<(&[u8], Self), SizeError<&[u8], Self>>
where Self: Sized,

Reads a copy of Self from the suffix of the given source. Read more
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impl FromZeros for BlockGroupDesc64
where BlockGroupDesc32: FromZeros, U32: FromZeros, U16: FromZeros,

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fn zero(&mut self)

Overwrites self with zeros. Read more
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fn new_zeroed() -> Self
where Self: Sized,

Creates an instance of Self from zeroed bytes. Read more
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impl KnownLayout for BlockGroupDesc64
where LEU32: KnownLayout,

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type PointerMetadata = <U32<LittleEndian> as KnownLayout>::PointerMetadata

The type of metadata stored in a pointer to Self. Read more
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fn size_for_metadata(meta: Self::PointerMetadata) -> Option<usize>

Computes the size of an object of type Self with the given pointer metadata. Read more
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impl TryFromBytes for BlockGroupDesc64
where BlockGroupDesc32: TryFromBytes, U32: TryFromBytes, U16: TryFromBytes,

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fn try_ref_from_bytes( source: &[u8], ) -> Result<&Self, ConvertError<AlignmentError<&[u8], Self>, SizeError<&[u8], Self>, ValidityError<&[u8], Self>>>
where Self: KnownLayout + Immutable,

Attempts to interpret the given source as a &Self. Read more
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fn try_ref_from_prefix( source: &[u8], ) -> Result<(&Self, &[u8]), ConvertError<AlignmentError<&[u8], Self>, SizeError<&[u8], Self>, ValidityError<&[u8], Self>>>
where Self: KnownLayout + Immutable,

Attempts to interpret the prefix of the given source as a &Self. Read more
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fn try_ref_from_suffix( source: &[u8], ) -> Result<(&[u8], &Self), ConvertError<AlignmentError<&[u8], Self>, SizeError<&[u8], Self>, ValidityError<&[u8], Self>>>
where Self: KnownLayout + Immutable,

Attempts to interpret the suffix of the given source as a &Self. Read more
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fn try_ref_from_bytes_with_elems( source: &[u8], count: usize, ) -> Result<&Self, ConvertError<AlignmentError<&[u8], Self>, SizeError<&[u8], Self>, ValidityError<&[u8], Self>>>
where Self: KnownLayout<PointerMetadata = usize> + Immutable,

Attempts to interpret the given source as a &Self with a DST length equal to count. Read more
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fn try_ref_from_prefix_with_elems( source: &[u8], count: usize, ) -> Result<(&Self, &[u8]), ConvertError<AlignmentError<&[u8], Self>, SizeError<&[u8], Self>, ValidityError<&[u8], Self>>>
where Self: KnownLayout<PointerMetadata = usize> + Immutable,

Attempts to interpret the prefix of the given source as a &Self with a DST length equal to count. Read more
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fn try_ref_from_suffix_with_elems( source: &[u8], count: usize, ) -> Result<(&[u8], &Self), ConvertError<AlignmentError<&[u8], Self>, SizeError<&[u8], Self>, ValidityError<&[u8], Self>>>
where Self: KnownLayout<PointerMetadata = usize> + Immutable,

Attempts to interpret the suffix of the given source as a &Self with a DST length equal to count. Read more
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fn try_read_from_bytes( source: &[u8], ) -> Result<Self, ConvertError<Infallible, SizeError<&[u8], Self>, ValidityError<&[u8], Self>>>
where Self: Sized,

Attempts to read the given source as a Self. Read more
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fn try_read_from_prefix( source: &[u8], ) -> Result<(Self, &[u8]), ConvertError<Infallible, SizeError<&[u8], Self>, ValidityError<&[u8], Self>>>
where Self: Sized,

Attempts to read a Self from the prefix of the given source. Read more
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fn try_read_from_suffix( source: &[u8], ) -> Result<(&[u8], Self), ConvertError<Infallible, SizeError<&[u8], Self>, ValidityError<&[u8], Self>>>
where Self: Sized,

Attempts to read a Self from the suffix of the given source. Read more
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impl Immutable for BlockGroupDesc64
where BlockGroupDesc32: Immutable, U32: Immutable, U16: Immutable,

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impl Unaligned for BlockGroupDesc64
where BlockGroupDesc32: Unaligned, U32: Unaligned, U16: Unaligned,

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where D: ResourceDialect,

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Encodes the object into the encoder’s buffers. Any handles stored in the object are swapped for Handle::INVALID. Read more
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That is, this conversion is whatever the implementation of From<T> for U chooses to do.

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where T: FromBytes + KnownLayout + Immutable + Unaligned,

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fn from_reader_with_offset( reader: &dyn Reader, offset: u64, ) -> Result<Self, ParsingError>

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Casts the &u8 data to &Self. Read more
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impl<T> Pointable for T

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const ALIGN: usize

The alignment of pointer.
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type Init = T

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Dereferences the given pointer. Read more
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