Struct PirMetadata 

pub struct PirMetadata {
    pub root25: String,
    pub root29: String,
    pub num_ranges: usize,
    pub pir_depth: usize,
    pub tier0_bytes: usize,
    pub tier1_rows: usize,
    pub tier1_row_bytes: usize,
    pub tier2_rows: usize,
    pub tier2_row_bytes: usize,
    pub height: Option<u64>,
}

Metadata written to pir_root.json alongside the tier files.

Fields

root25: String

Hex-encoded depth-25 Merkle root (PIR tree root for K=2).

root29: String

Hex-encoded depth-29 Merkle root (circuit-compatible).

num_ranges: usize

Number of populated leaf ranges in the tree.

pir_depth: usize

PIR tree depth.

tier0_bytes: usize

Tier 0 size in bytes.

tier1_rows: usize

Number of Tier 1 rows.

tier1_row_bytes: usize

Tier 1 row size in bytes.

tier2_rows: usize

Number of Tier 2 rows.

tier2_row_bytes: usize

Tier 2 row size in bytes.

height: Option<u64>

Block height the tree was built from (if known).

Trait Implementations

impl Clone for PirMetadata

fn clone(&self) -> PirMetadata

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for PirMetadata

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

Formats the value using the given formatter.

impl<'de> Deserialize<'de> for PirMetadata

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Serialize for PirMetadata

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.