removed unused func

chacha20-demo/Cargo.toml

@@ -1,5 +1,5 @@
 [package]
-name = "encryption-demo"
+name = "chacha20-demo"
 version = "0.1.0"
 edition = "2021"
 build = "build.rs"

chacha20-demo/methods/guest/src/lib.rs

@@ -1,22 +0,0 @@
-#![no_std]
-#![no_main]
-
-extern crate alloc;
-use alloc::vec::Vec;
-
-use risc0_zkvm::guest::env;
-risc0_zkvm::entry!(main);
-
-use chacha20::ChaCha20;
-use chacha20::cipher::{KeyIvInit, StreamCipher};
-
-fn main() {
-    let key: [u8; 32]   = env::read();
-    let nonce: [u8; 12] = env::read();
-    let mut buf: Vec<u8> = env::read();
-
-    let mut cipher = ChaCha20::new(&key.into(), &nonce.into());
-    cipher.apply_keystream(&mut buf);
-
-    env::commit_slice(&buf);
-}

chacha20-demo/src/lib.rs

@@ -1,37 +0,0 @@
-#[cfg(not(rust_analyzer))]
-mod generated {
-    include!(concat!(env!("OUT_DIR"), "/methods.rs"));
-}
-#[cfg(not(rust_analyzer))]
-pub use generated::{GUEST_ELF, GUEST_ID};
-
-
-#[cfg(rust_analyzer)]
-pub const GUEST_ELF: &[u8] = &[];
-#[cfg(rust_analyzer)]
-pub const GUEST_ID: [u32; 8] = [0; 8];
-
-use anyhow::Result;
-use risc0_zkvm::{default_prover, ExecutorEnv, Receipt};
-
-
-pub fn prove_encrypt(
-    key: [u8; 32],
-    nonce: [u8; 12],
-    plaintext: &[u8],
-) -> Result<(Receipt, Vec<u8>)> {
-    let env = ExecutorEnv::builder()
-        .write(&key)?
-        .write(&nonce)?
-        .write(&plaintext.to_vec())?
-        .build()?;
-
-    let prover = default_prover();
-    let prove_info = prover.prove(env, GUEST_ELF)?;
-    let receipt = prove_info.receipt;
-    receipt.verify(GUEST_ID)?;
-
-    let ciphertext: Vec<u8> = receipt.journal.bytes.clone(); // if this errors, use .to_vec()
-    
-    Ok((receipt, ciphertext))
-}

chacha20-demo/tests/proof_works.rs

@@ -1,11 +1,4 @@
-#[cfg(not(rust_analyzer))]
-include!{concat!(env!("OUT_DIR"), "/methods.rs")}
 
-#[cfg(rust_analyzer)]
-mod methods {
-    pub const GUEST_ELF: &[u8] = &[];
-    pub const GUEST_ID: [u32; 8] = [0; 8];
-}
 #[cfg(rust_analyzer)]
 use methods::*;