39 lines
1.4 KiB
Rust
39 lines
1.4 KiB
Rust
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use std::fs::File;
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use std::io::{BufRead, BufReader};
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use anyhow::Result;
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use zcash_client_backend::encoding::encode_extended_spending_key;
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use zcash_primitives::consensus::Network::MainNetwork;
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use zcash_primitives::consensus::Parameters;
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use zcash_primitives::zip32::ExtendedSpendingKey;
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fn main() -> Result<()> {
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env_logger::init();
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dotenv::dotenv()?;
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let wallet_dump_path = dotenv::var("WALLET_DUMP_PATH")?;
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let file = File::open(&wallet_dump_path)?;
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let reader = BufReader::new(file);
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let mut started = false;
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let mut key = String::new();
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for (i, line) in reader.lines().enumerate() {
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let ln = line?.trim_start().to_string();
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if !started && ln != "HEADER=END" { continue; } // skip header
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started = true;
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if ln == "DATA=END" { break } // stop at data end
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if i % 2 == 1 {
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let k = hex::decode(ln).unwrap();
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let len = k[0] as usize;
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key = String::from_utf8_lossy(&k[1..=len]).to_string(); // collect key name
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}
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else {
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let value = ln;
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if key == "sapzkey" {
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let sapkey = hex::decode(value).unwrap(); // export secret key
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let s = ExtendedSpendingKey::read(&*sapkey).unwrap();
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println!("{}", encode_extended_spending_key(MainNetwork.hrp_sapling_extended_spending_key(), &s));
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}
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}
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}
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Ok(())
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}
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