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# 7bd805ffb418 oxygen / vendor / crc-fast / src / test / enums.rs
2.3 KiB · Rust · last changed Strata: the cloud stores send through ureq, so every release target links 1 month ago source blame history raw
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// Copyright 2025 Don MacAskill. Licensed under MIT or Apache-2.0.
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#![cfg(test)]
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#![allow(dead_code)]
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use crate::test::structs::*;
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use crate::CrcAlgorithm;
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use crate::CrcParams;
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use crc::Crc;
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pub enum AnyCrcTestConfig {
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    CRC16(&'static Crc16TestConfig),
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    CRC32(&'static Crc32TestConfig),
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    CRC64(&'static Crc64TestConfig),
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}
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impl AnyCrcTestConfig {
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    pub fn get_params(&self) -> &CrcParams {
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        match self {
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            AnyCrcTestConfig::CRC16(cfg) => &cfg.params,
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            AnyCrcTestConfig::CRC32(cfg) => &cfg.params,
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            AnyCrcTestConfig::CRC64(cfg) => &cfg.params,
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        }
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    }
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    pub fn get_width(&self) -> u8 {
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        self.get_params().width
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    }
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    pub fn get_poly(&self) -> u64 {
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        self.get_params().poly
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    }
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    pub fn get_refin(&self) -> bool {
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        self.get_params().refin
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    }
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    pub fn get_algorithm(&self) -> CrcAlgorithm {
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        self.get_params().algorithm
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    }
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    pub fn get_init(&self) -> u64 {
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        self.get_params().init
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    }
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    pub fn get_init_algorithm(&self) -> u64 {
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        self.get_params().init_algorithm
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    }
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    pub fn get_xorout(&self) -> u64 {
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        self.get_params().xorout
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    }
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    pub fn get_check(&self) -> u64 {
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        self.get_params().check
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    }
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    pub fn get_name(&self) -> &str {
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        self.get_params().name
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    }
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    pub fn get_keys(&self) -> [u64; 23] {
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        self.get_params().keys.to_keys_array_23()
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    }
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    pub fn checksum_with_reference(&self, data: &[u8]) -> u64 {
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        match self {
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            AnyCrcTestConfig::CRC16(cfg) => cfg.reference_impl.checksum(data) as u64,
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            AnyCrcTestConfig::CRC32(cfg) => cfg.reference_impl.checksum(data) as u64,
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            AnyCrcTestConfig::CRC64(cfg) => cfg.reference_impl.checksum(data),
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        }
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    }
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    pub fn with_reference_impl<F, R>(&self, f: F) -> R
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    where
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        F: FnOnce(
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            Option<&Crc<u16, crc::Table<16>>>,
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            Option<&Crc<u32, crc::Table<16>>>,
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            Option<&Crc<u64, crc::Table<16>>>,
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        ) -> R,
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    {
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        match self {
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            AnyCrcTestConfig::CRC16(cfg) => f(Some(cfg.reference_impl), None, None),
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            AnyCrcTestConfig::CRC32(cfg) => f(None, Some(cfg.reference_impl), None),
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            AnyCrcTestConfig::CRC64(cfg) => f(None, None, Some(cfg.reference_impl)),
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        }
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    }
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}