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use risc0_zkvm::{default_prover, default_executor, ExecutorEnv};
use risc0_zkp::core::digest::Digest;
use hex::FromHex;
// https://github.com/risc0/risc0/blob/881e512732eca72849b2d0e263a1242aba3158af/risc0/build/src/lib.rs#L280-L284
static HELLO_GUEST_ELF: &[u8] = include_bytes!("./guest");
// https://github.com/risc0/risc0/blob/881e512732eca72849b2d0e263a1242aba3158af/risc0/build/src/lib.rs#L255
static HELLO_GUEST_ID: &str = env!("GUEST_ID");
fn main() {
let args: Vec<String> = std::env::args().collect();
let (graph, colors, coloring): (Vec<Vec<bool>>, u32, Vec<Vec<u32>>) = include!(env!("INPUTS"));
let env = ExecutorEnv::builder()
.write(&graph)
.unwrap()
.write(&colors)
.unwrap()
.write(&coloring)
.unwrap()
.build()
.unwrap();
match args[1].as_str() {
"execute" => {
let exec = default_executor();
let output = exec.execute(env, HELLO_GUEST_ELF).unwrap().receipt_claim.unwrap().output.value().unwrap();
println!("{:#?}", output);
},
"prove" => {
// Obtain the default prover.
let prover = default_prover();
// Produce a receipt by proving the specified ELF binary.
let receipt = prover.prove(env, HELLO_GUEST_ELF).expect("Error occured").receipt;
// Extract journal of receipt
let journal: bool = receipt.journal.decode().unwrap();
// Print, notice, after committing to a journal, the private input became public
println!("Output from journal: {:?}", journal);
},
"verify" => {
// https://github.com/risc0/risc0/blob/881e512732eca72849b2d0e263a1242aba3158af/risc0/build/src/lib.rs#L197-L199
let guest_id: Digest = Digest::from_hex(HELLO_GUEST_ID).expect("");
// https://github.com/risc0/risc0/blob/881e512732eca72849b2d0e263a1242aba3158af/risc0/build/src/lib.rs#L278
let prover = default_prover();
let receipt = prover.prove(env, HELLO_GUEST_ELF).unwrap().receipt;
receipt.verify(guest_id).unwrap();
let journal: bool = receipt.journal.decode().unwrap();
println!("Output from verify: {:?}", journal);
},
_ => println!("No arguments provided! Expected execute, prove or verify!"),
}
}
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