0
0
Fork 0
mirror of https://github.com/denoland/deno.git synced 2024-10-31 09:14:20 -04:00
denoland-deno/op_crates/crypto/lib.rs
2021-04-02 09:47:57 -04:00

49 lines
1.2 KiB
Rust

// Copyright 2018-2021 the Deno authors. All rights reserved. MIT license.
#![deny(warnings)]
use deno_core::error::null_opbuf;
use deno_core::error::AnyError;
use deno_core::serde_json::json;
use deno_core::serde_json::Value;
use deno_core::JsRuntime;
use deno_core::OpState;
use deno_core::ZeroCopyBuf;
use rand::rngs::StdRng;
use rand::thread_rng;
use rand::Rng;
use std::path::PathBuf;
pub use rand; // Re-export rand
/// Execute this crates' JS source files.
pub fn init(isolate: &mut JsRuntime) {
let files = vec![(
"deno:op_crates/crypto/01_crypto.js",
include_str!("01_crypto.js"),
)];
for (url, source_code) in files {
isolate.execute(url, source_code).unwrap();
}
}
pub fn op_crypto_get_random_values(
state: &mut OpState,
_args: Value,
zero_copy: Option<ZeroCopyBuf>,
) -> Result<Value, AnyError> {
let mut zero_copy = zero_copy.ok_or_else(null_opbuf)?;
let maybe_seeded_rng = state.try_borrow_mut::<StdRng>();
if let Some(seeded_rng) = maybe_seeded_rng {
seeded_rng.fill(&mut *zero_copy);
} else {
let mut rng = thread_rng();
rng.fill(&mut *zero_copy);
}
Ok(json!({}))
}
pub fn get_declaration() -> PathBuf {
PathBuf::from(env!("CARGO_MANIFEST_DIR")).join("lib.deno_crypto.d.ts")
}