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|
use std::io::{self, Write};
use std::process::{Command, Stdio};
use zkvms_host_io::{
benchmarkable, foreach_private_input_field, foreach_public_input_field, read_args,
PrivateInput, PublicInput,
RunType::{Execute, Prove, Verify},
RunWith,
};
static PUBLIC_INPUT_PATH: &str = "public_input.bin";
static PRIVATE_INPUT_PATH: &str = "private_input.bin";
/// Inserts array sizes before every square bracket
///
/// # Example
///
/// If `flat` is "[[0,1], [2,3,4], []]"
/// Output will be "3[2[0,1], 3[2,3,4], 0[]]"
fn get_with_sizes(flat: &str) -> String {
let mut values = flat.split('[').map(|x| x.trim()).skip(1);
let current = values.next().unwrap_or(flat);
// 1D collection or not a collection
if current != "" {
let size = 1 + current
.clone()
.to_string()
.chars()
.take_while(|x| *x != ']')
.map(|x| (x == ',') as usize)
.sum::<usize>();
(if size > 1 {
size.to_string()
} else {
String::new()
}) + "["
+ current
+ &values.map(|x| "[".to_string() + x).collect::<String>()
}
// ND collection
else {
let size: usize = values.clone().count();
let subcollections = values.map(|x| get_with_sizes(x)).collect::<String>();
size.to_string() + "[" + &subcollections
}
}
/// Creates an anonymous function which takes `run_info`, "serializes" the
/// specified input, outputs it into a file and returns a "path:<PATH>"
/// argument, ready to be passed to zkWasm.
///
/// The macro takes three arguments: run_info input expression, path for file
/// output and the name of a foreach macro.
///
/// For collection types, first the size is emitted and afterwards its actual
/// values.
macro_rules! build_input {
($input:expr , $path:ident , $type:ident) => {
|run_info: &RunWith| {
let mut ret: Vec<u64> = Vec::new();
$type! {
// Simplify input string
let flat = format!("{:?}", $input.yield)
.replace("false", "0")
.replace("true", "1")
.replace('(', "[")
.replace(')', "]")
.replace('{', "[")
.replace('}', "]");
let flat = get_with_sizes(&flat);
let values = flat
.replace('[', ",")
.replace(']', " ")
.replace(':', ",")
.split(',')
.map(|val| {
let val = val.trim();
if let Some(num) = val.parse::<u64>().ok() {
vec![num]
}
else {
let val = val.trim_matches('"');
let mut size = vec![val.len() as u64];
size.extend(val
.bytes()
.into_iter()
.map(|x| x as u64)
.collect::<Vec<u64>>());
size
}
})
.flatten()
.collect::<Vec<u64>>();
ret.extend(values);
}
let bytes = ret
.iter()
.map(|x| x.to_be_bytes())
.flatten()
.collect::<Vec<u8>>();
std::fs::write($path, bytes);
format!("{}:file", $path)
}
};
}
fn zkwasm_command(subcmd: &str) -> Command {
let mut command = Command::new("zkwasm-cli");
command
.arg("--params")
.arg("./params")
.arg("prog")
.arg(subcmd)
.arg("--wasm")
.arg(env!("GUEST_PATH"));
command
}
fn run(cmd: &mut Command) {
assert!(cmd.status().expect("couldn't execute command!").success());
}
fn main() {
let run_info = read_args();
let k = run_info.env_or("ZKWASM_K", "19");
let scheme = run_info.env_or("ZKWASM_SCHEME", "shplonk");
run(zkwasm_command("setup")
.arg("-k")
.arg(k)
.arg("--scheme")
.arg(scheme));
let public_input = build_input!(
run_info.public_input,
PUBLIC_INPUT_PATH,
foreach_public_input_field
)(&run_info);
let private_input = build_input!(
run_info.private_input,
PRIVATE_INPUT_PATH,
foreach_private_input_field
)(&run_info);
let output = run_info.env_or("ZKWASM_OUTPUT", "./output");
let params = run_info.env_or("ZKWASM_PARAMS", "./params");
match run_info.run_type {
Execute => benchmarkable! {
run(zkwasm_command("dry-run")
.arg("--public").arg(public_input.clone())
.arg("--private").arg(private_input.clone())
.arg("--output").arg(output.clone()));
},
Prove => benchmarkable! {
run(zkwasm_command("prove")
.arg("--public").arg(public_input.clone())
.arg("--private").arg(private_input.clone())
.arg("--output").arg(output.clone()));
},
Verify => {
run(zkwasm_command("prove")
.arg("--public")
.arg(public_input)
.arg("--private")
.arg(private_input)
.arg("--output")
.arg(output.clone()));
benchmarkable! {
run(Command::new("zkwasm-cli")
.arg("--params").arg(params.clone())
.arg("prog").arg("verify")
.arg("--output").arg(output.clone()));
}
}
}
}
|
