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/* * MIT License * * Copyright (c) 2019 Kigi Chang * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in all * copies or substantial portions of the Software. * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. * */ use super::util::{hex_str_to_bytes, ripemd160_raw, sha256_raw}; use super::Result; use bs58; // ---------------------------------------------------------------------------- pub fn new(input: &[u8]) -> String { let raw = ripemd160_raw(&sha256_raw(input)); let mut tmp: Vec<u8> = Vec::with_capacity(1 + raw.len()); tmp.push(0_u8); tmp.extend(raw); bs58::encode(&tmp).with_check().into_string() } pub fn from_hex(hexstr: &str) -> Result<String> { hex_str_to_bytes(hexstr).map(|x| new(&x)) } pub fn is_wallet(wallet: &str) -> bool { bs58::decode(wallet).with_check(Some(0)).into_vec().is_ok() } #[cfg(test)] mod tests { use super::*; #[test] fn test_from() { let result = from_hex("03511c83916ac338835b07f6b9f7c0aa10b7b427b48e16b5e91360c919c9cf60cb").unwrap(); assert_eq!("1Lpgbz8o24ENRsZD3Rr5fVzJr2Ln4BBi5F", result); } #[test] fn test_to() -> Result<()> { assert!(is_wallet("1Lpgbz8o24ENRsZD3Rr5fVzJr2Ln4BBi5F")); assert!(!is_wallet("1Lpgbz8o24ENRsZD3Rr5fVzJr2Ln4BBi5f")); Ok(()) } }