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7d2d739042
* Rename the coins folder to networks Ethereum isn't a coin. It's a network. Resolves #357. * More renames of coins -> networks in orchestration * Correct paths in tests/ * cargo fmt
88 lines
2.2 KiB
Rust
88 lines
2.2 KiB
Rust
use std::{
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io::Write,
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env,
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path::Path,
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fs::{File, remove_file},
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};
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#[cfg(feature = "compile-time-generators")]
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fn generators(prefix: &'static str, path: &str) {
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use curve25519_dalek::EdwardsPoint;
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use monero_generators::bulletproofs_generators;
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fn serialize(generators_string: &mut String, points: &[EdwardsPoint]) {
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for generator in points {
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generators_string.extend(
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format!(
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"
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curve25519_dalek::edwards::CompressedEdwardsY({:?}).decompress().unwrap(),
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",
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generator.compress().to_bytes()
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)
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.chars(),
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);
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}
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}
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let generators = bulletproofs_generators(prefix.as_bytes());
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#[allow(non_snake_case)]
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let mut G_str = String::new();
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serialize(&mut G_str, &generators.G);
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#[allow(non_snake_case)]
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let mut H_str = String::new();
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serialize(&mut H_str, &generators.H);
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let path = Path::new(&env::var("OUT_DIR").unwrap()).join(path);
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let _ = remove_file(&path);
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File::create(&path)
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.unwrap()
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.write_all(
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format!(
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"
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static GENERATORS_CELL: OnceLock<Generators> = OnceLock::new();
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pub(crate) fn GENERATORS() -> &'static Generators {{
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GENERATORS_CELL.get_or_init(|| Generators {{
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G: std_shims::vec![
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{G_str}
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],
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H: std_shims::vec![
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{H_str}
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],
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}})
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}}
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",
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)
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.as_bytes(),
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)
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.unwrap();
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}
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#[cfg(not(feature = "compile-time-generators"))]
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fn generators(prefix: &'static str, path: &str) {
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let path = Path::new(&env::var("OUT_DIR").unwrap()).join(path);
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let _ = remove_file(&path);
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File::create(&path)
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.unwrap()
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.write_all(
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format!(
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r#"
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static GENERATORS_CELL: OnceLock<Generators> = OnceLock::new();
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pub(crate) fn GENERATORS() -> &'static Generators {{
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GENERATORS_CELL.get_or_init(|| {{
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monero_generators::bulletproofs_generators(b"{prefix}")
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}})
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}}
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"#,
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)
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.as_bytes(),
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)
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.unwrap();
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}
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fn main() {
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println!("cargo:rerun-if-changed=build.rs");
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generators("bulletproof", "generators.rs");
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generators("bulletproof_plus", "generators_plus.rs");
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}
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