pub struct VectorFileHeader {
pub magic: [u8; 8],
pub version: u32,
pub vector_count: u64,
pub dimensions: usize,
pub compression: CompressionType,
pub compression_level: u8,
pub block_size: usize,
pub header_checksum: u32,
pub data_offset: u64,
pub data_size: u64,
pub original_size: u64,
pub reserved: [u8; 32],
}
Expand description
Binary file header for vector storage
Fields§
§magic: [u8; 8]
Magic number for file format identification
version: u32
Format version
vector_count: u64
Number of vectors in file
dimensions: usize
Vector dimensions
compression: CompressionType
Compression type used
compression_level: u8
Compression level
block_size: usize
Block size for chunked data
header_checksum: u32
Checksum of header
data_offset: u64
Offset to vector data
data_size: u64
Total data size (compressed)
original_size: u64
Original data size (uncompressed)
reserved: [u8; 32]
Reserved bytes for future use
Implementations§
Source§impl VectorFileHeader
impl VectorFileHeader
Sourcepub fn calculate_checksum(&mut self)
pub fn calculate_checksum(&mut self)
Calculate and set header checksum
Sourcepub fn verify_checksum(&self) -> bool
pub fn verify_checksum(&self) -> bool
Verify header checksum
Trait Implementations§
Source§impl Clone for VectorFileHeader
impl Clone for VectorFileHeader
Source§fn clone(&self) -> VectorFileHeader
fn clone(&self) -> VectorFileHeader
Returns a duplicate of the value. Read more
1.0.0 · Source§fn clone_from(&mut self, source: &Self)
fn clone_from(&mut self, source: &Self)
Performs copy-assignment from
source
. Read moreSource§impl Debug for VectorFileHeader
impl Debug for VectorFileHeader
Source§impl Default for VectorFileHeader
impl Default for VectorFileHeader
Source§impl<'de> Deserialize<'de> for VectorFileHeader
impl<'de> Deserialize<'de> for VectorFileHeader
Source§fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>where
__D: Deserializer<'de>,
fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>where
__D: Deserializer<'de>,
Deserialize this value from the given Serde deserializer. Read more
Auto Trait Implementations§
impl Freeze for VectorFileHeader
impl RefUnwindSafe for VectorFileHeader
impl Send for VectorFileHeader
impl Sync for VectorFileHeader
impl Unpin for VectorFileHeader
impl UnwindSafe for VectorFileHeader
Blanket Implementations§
Source§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
Source§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
Source§impl<T> CloneToUninit for Twhere
T: Clone,
impl<T> CloneToUninit for Twhere
T: Clone,
Source§impl<T> Instrument for T
impl<T> Instrument for T
Source§fn instrument(self, span: Span) -> Instrumented<Self>
fn instrument(self, span: Span) -> Instrumented<Self>
Source§fn in_current_span(self) -> Instrumented<Self>
fn in_current_span(self) -> Instrumented<Self>
Source§impl<T> IntoEither for T
impl<T> IntoEither for T
Source§fn into_either(self, into_left: bool) -> Either<Self, Self>
fn into_either(self, into_left: bool) -> Either<Self, Self>
Converts
self
into a Left
variant of Either<Self, Self>
if into_left
is true
.
Converts self
into a Right
variant of Either<Self, Self>
otherwise. Read moreSource§fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
Converts
self
into a Left
variant of Either<Self, Self>
if into_left(&self)
returns true
.
Converts self
into a Right
variant of Either<Self, Self>
otherwise. Read moreSource§impl<T> Pointable for T
impl<T> Pointable for T
Source§impl<T> PolicyExt for Twhere
T: ?Sized,
impl<T> PolicyExt for Twhere
T: ?Sized,
Source§impl<SS, SP> SupersetOf<SS> for SPwhere
SS: SubsetOf<SP>,
impl<SS, SP> SupersetOf<SS> for SPwhere
SS: SubsetOf<SP>,
Source§fn to_subset(&self) -> Option<SS>
fn to_subset(&self) -> Option<SS>
The inverse inclusion map: attempts to construct
self
from the equivalent element of its
superset. Read moreSource§fn is_in_subset(&self) -> bool
fn is_in_subset(&self) -> bool
Checks if
self
is actually part of its subset T
(and can be converted to it).Source§fn to_subset_unchecked(&self) -> SS
fn to_subset_unchecked(&self) -> SS
Use with care! Same as
self.to_subset
but without any property checks. Always succeeds.Source§fn from_subset(element: &SS) -> SP
fn from_subset(element: &SS) -> SP
The inclusion map: converts
self
to the equivalent element of its superset.