Struct everscale_types::cell::slice::CellSlice

pub struct CellSlice<'a, C: CellFamily> { /* private fields */ }

A read-only view for a subcell of a cell

Implementations

impl<'a, C: CellFamily> CellSlice<'a, C>

pub fn new(cell: &'a dyn Cell<C>) -> Self

Constructs a new cell slice from the specified cell.

pub fn cell_type(&self) -> CellType

Computes cell type from descriptor bytes.

pub fn level(&self) -> u8

Computes the cell level from the level mask.

pub fn level_mask(&self) -> LevelMask

Computes the level mask from the descriptor bytes.

pub fn is_data_empty(&self) -> bool

Returns whether there are no bits of data left.

pub fn is_refs_empty(&self) -> bool

Returns whether threre are no references left.

pub fn remaining_refs(&self) -> u8

Returns the number of remaining references in the slice.

pub fn remaining_bits(&self) -> u16

Returns the number of remaining bits of data in the slice.

pub fn bits_offset(&self) -> u16

Returns the start of the data window.

pub fn try_advance(&mut self, bits: u16) -> bool

Tries to advance the start of the data window, returns false if bits is greater than the remainder.

pub fn get_bit(&self, offset: u16) -> Option<bool>

Tries to read the bit at the specified offset (relative to the current bits window).

pub fn get_next_bit(&mut self) -> Option<bool>

Tries to read the next bit, incrementing the bits window start.

pub fn get_bits(&self, offset: u16, bits: u8) -> Option<u8>

Returns a small subset of bits (0..=8) starting from the offset.

pub fn get_next_bits(&mut self, bits: u8) -> Option<u8>

Tries to read the next small subset of bits (0..=8), incrementing the bits window start.

pub fn get_u8(&self, offset: u16) -> Option<u8>

Reads u8 starting from the offset.

pub fn get_next_u8(&mut self) -> Option<u8>

Tries to read the next u8, incrementing the bits window start.

pub fn get_u16(&self, offset: u16) -> Option<u16>

Reads u16 starting from the offset.

pub fn get_next_u16(&mut self) -> Option<u16>

Tries to read the next u16, incrementing the bits window start.

pub fn get_u32(&self, offset: u16) -> Option<u32>

Reads u32 starting from the offset.

pub fn get_next_u32(&mut self) -> Option<u32>

Tries to read the next u32, incrementing the bits window start.

pub fn get_u64(&self, offset: u16) -> Option<u64>

Reads u64 starting from the offset.

pub fn get_next_u64(&mut self) -> Option<u64>

Tries to read the next u64, incrementing the bits window start.

pub fn get_u128(&self, offset: u16) -> Option<u128>

Reads u128 starting from the offset.

pub fn get_next_u128(&mut self) -> Option<u128>

Tries to read the next u128, incrementing the bits window start.

pub fn get_u256(&self, offset: u16) -> Option<[u8; 32]>

Reads 32 bytes starting from the offset.

pub fn get_next_u256(&mut self) -> Option<[u8; 32]>

Tries to read the next 32 bytes, incrementing the bits window start.

pub fn reference(&self, index: u8) -> Option<&dyn Cell<C>>

Returns a reference to the Nth child cell (relative to this slice’s refs window).

pub fn reference_cloned(&self, index: u8) -> Option<CellContainer<C>>

Returns the Nth child cell (relative to this slice’s refs window).

pub fn references(&self) -> RefsIter<'a, C>

Creates an iterator through child nodes.

pub fn into_references(self) -> RefsIter<'a, C>

Converts this slice into an iterator through child nodes.

pub fn get_next_reference(&mut self) -> Option<&dyn Cell<C>>

Returns a reference to the next child cell (relative to this slice’s refs window), incrementing the refs window start.

pub fn get_next_reference_cloned(&mut self) -> Option<CellContainer<C>>

Returns the next child cell (relative to this slice’s refs window), incrementing the refs window start.

Trait Implementations

impl<'a, C: CellFamily> Clone for CellSlice<'a, C>

fn clone(&self) -> Self

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl<'a, C: Debug + CellFamily> Debug for CellSlice<'a, C>

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl<'a, C: CellFamily> Copy for CellSlice<'a, C>