openethereum/ethcore/src/trace/bloom.rs

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use bloomchain::Bloom;
use bloomchain::group::{BloomGroup, GroupPosition};
use basic_types::LogBloom;
/// Helper structure representing bloom of the trace.
#[derive(Clone, RlpEncodableWrapper, RlpDecodableWrapper)]
pub struct BlockTracesBloom(LogBloom);
impl From<LogBloom> for BlockTracesBloom {
fn from(bloom: LogBloom) -> BlockTracesBloom {
BlockTracesBloom(bloom)
}
}
impl From<Bloom> for BlockTracesBloom {
fn from(bloom: Bloom) -> BlockTracesBloom {
let bytes: [u8; 256] = bloom.into();
BlockTracesBloom(LogBloom::from(bytes))
}
}
impl Into<Bloom> for BlockTracesBloom {
fn into(self) -> Bloom {
let log = self.0;
Bloom::from(log.0)
}
}
/// Represents group of X consecutive blooms.
#[derive(Clone, RlpEncodableWrapper, RlpDecodableWrapper)]
pub struct BlockTracesBloomGroup {
blooms: Vec<BlockTracesBloom>,
}
impl From<BloomGroup> for BlockTracesBloomGroup {
fn from(group: BloomGroup) -> Self {
let blooms = group.blooms
.into_iter()
.map(From::from)
.collect();
BlockTracesBloomGroup {
blooms: blooms
}
}
}
impl Into<BloomGroup> for BlockTracesBloomGroup {
fn into(self) -> BloomGroup {
let blooms = self.blooms
.into_iter()
.map(Into::into)
.collect();
BloomGroup {
blooms: blooms
}
}
}
/// Represents `BloomGroup` position in database.
#[derive(PartialEq, Eq, Hash, Clone, Debug)]
pub struct TraceGroupPosition {
/// Bloom level.
pub level: u8,
/// Group index.
pub index: u32,
}
impl From<GroupPosition> for TraceGroupPosition {
fn from(p: GroupPosition) -> Self {
TraceGroupPosition {
level: p.level as u8,
index: p.index as u32,
}
}
}