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Use bytes crate for zerocopy and memory re-use (#182)

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* Use bytes. Not yet zerocopy everywhere but compiles

* Actually zerocopy

* Actually zerocopy

* Not actually storing the torrent on disk now
This commit is contained in:
Igor Katson 2024-08-14 12:08:46 +01:00 • committed by GitHub
parent 3cc9e444b1
commit c7ed475f54
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GPG key ID: B5690EEEBB952194
20 changed files with 182 additions and 95 deletions
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1
crates/bencode/Cargo.toml
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@ -16,3 +16,4 @@ buffers = { path = "../buffers", package = "librqbit-buffers", version = "3.0.1"
clone_to_owned = { path = "../clone_to_owned", package = "librqbit-clone-to-owned", version = "2.2.1" }
anyhow = "1"
sha1w = { path = "../sha1w", default-features = false, package = "librqbit-sha1-wrapper", version = "3.0.0" }
bytes = "1.7.1"

9
crates/bencode/src/bencode_value.rs
View file

@ -1,6 +1,7 @@
use std::{collections::HashMap, marker::PhantomData};
use buffers::{ByteBuf, ByteBufOwned};
use bytes::Bytes;
use clone_to_owned::CloneToOwned;
use serde::Deserializer;
@ -122,12 +123,12 @@ where
{
type Target = BencodeValue<<BufT as CloneToOwned>::Target>;
fn clone_to_owned(&self) -> Self::Target {
fn clone_to_owned(&self, within_buffer: Option<&Bytes>) -> Self::Target {
match self {
BencodeValue::Bytes(b) => BencodeValue::Bytes(b.clone_to_owned()),
BencodeValue::Bytes(b) => BencodeValue::Bytes(b.clone_to_owned(within_buffer)),
BencodeValue::Integer(i) => BencodeValue::Integer(*i),
BencodeValue::List(l) => BencodeValue::List(l.clone_to_owned()),
BencodeValue::Dict(d) => BencodeValue::Dict(d.clone_to_owned()),
BencodeValue::List(l) => BencodeValue::List(l.clone_to_owned(within_buffer)),
BencodeValue::Dict(d) => BencodeValue::Dict(d.clone_to_owned(within_buffer)),
}
}
}