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Optimize the WASI random_get implementation. (#4917)

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* Optimize the WASI `random_get` implementation.

Use `StdRng` instead of the `OsRng` in the default implementation of
`random_get`. This uses a userspace CSPRNG, making `random_get` 3x faster
in simple benchmarks.

* Update cargo-vet audits for cap-std 0.25.3.

* Update all cap-std packages to 0.25.3.
This commit is contained in:
Dan Gohman
2022-09-16 08:27:06 -07:00
committed by GitHub
parent 27435ae398
commit cbd2efd236
10 changed files with 50 additions and 43 deletions
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4
crates/wasi-common/tokio/Cargo.toml
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@@ -15,7 +15,7 @@ wasi-common = { path = "../", version = "=2.0.0" }
wasi-cap-std-sync = { path = "../cap-std-sync", version = "=2.0.0" }
wiggle = { path = "../../wiggle", version = "=2.0.0" }
tokio = { version = "1.8.0", features = [ "rt", "fs", "time", "io-util", "net", "io-std", "rt-multi-thread"] }
cap-std = "0.25.0"
cap-std = "0.25.3"
anyhow = "1"
io-lifetimes = { version = "0.7.0", default-features = false }
@@ -29,4 +29,4 @@ io-extras = "0.15.0"
tempfile = "3.1.0"
tokio = { version = "1.8.0", features = [ "macros" ] }
anyhow = "1"
cap-tempfile = "0.25.0"
cap-tempfile = "0.25.3"