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blockchain: add BlockchainReadRequest::BlockExtendedHeaderByHash

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hinto.janai 2024-09-06 17:16:13 -04:00
parent 1b94435952
commit 51fd017c5b
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2 changed files with 26 additions and 1 deletions
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17
storage/blockchain/src/service/read.rs
View file

@ -23,7 +23,8 @@ use cuprate_types::{
use crate::{
ops::{
block::{
block_exists, get_block_extended_header_from_height, get_block_height, get_block_info,
block_exists, get_block_extended_header, get_block_extended_header_from_height,
get_block_height, get_block_info,
},
blockchain::{cumulative_generated_coins, top_block_height},
key_image::key_image_exists,
@ -86,6 +87,7 @@ fn map_request(
match request {
R::BlockExtendedHeader(block) => block_extended_header(env, block),
R::BlockExtendedHeaderByHash(block) => block_extended_header_by_hash(env, block),
R::BlockHash(block, chain) => block_hash(env, block, chain),
R::FindBlock(_) => todo!("Add alt blocks to DB"),
R::FilterUnknownHashes(hashes) => filter_unknown_hashes(env, hashes),
@ -188,6 +190,19 @@ fn block_extended_header(env: &ConcreteEnv, block_height: BlockHeight) -> Respon
))
}
/// [`BlockchainReadRequest::BlockExtendedHeaderByHash`].
#[inline]
fn block_extended_header_by_hash(env: &ConcreteEnv, block_hash: BlockHash) -> ResponseResult {
// Single-threaded, no `ThreadLocal` required.
let env_inner = env.env_inner();
let tx_ro = env_inner.tx_ro()?;
let tables = env_inner.open_tables(&tx_ro)?;
Ok(BlockchainResponse::BlockExtendedHeaderByHash(
get_block_extended_header(&block_hash, &tables)?,
))
}
/// [`BlockchainReadRequest::BlockHash`].
#[inline]
fn block_hash(env: &ConcreteEnv, block_height: BlockHeight, chain: Chain) -> ResponseResult {

10
types/src/blockchain.rs
View file

@ -27,6 +27,11 @@ pub enum BlockchainReadRequest {
/// The input is the block's height.
BlockExtendedHeader(usize),
/// Request a block's extended header.
///
/// The input is the block's hash.
BlockExtendedHeaderByHash([u8; 32]),
/// Request a block's hash.
///
/// The input is the block's height and the chain it is on.
@ -129,6 +134,11 @@ pub enum BlockchainResponse {
/// Inner value is the extended headed of the requested block.
BlockExtendedHeader(ExtendedBlockHeader),
/// Response to [`BlockchainReadRequest::BlockExtendedHeaderByHash`].
///
/// Inner value is the extended headed of the requested block.
BlockExtendedHeaderByHash(ExtendedBlockHeader),
/// Response to [`BlockchainReadRequest::BlockHash`].
///
/// Inner value is the hash of the requested block.