Struct CryptoUtils

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pub struct CryptoUtils;
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加密工具

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impl CryptoUtils

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pub fn random_string(length: usize) -> String

生成随机字符串

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pub fn sha256(data: &[u8]) -> Vec<u8>

计算SHA256哈希

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pub fn hmac_sign(key: &[u8], data: &[u8]) -> Result<Vec<u8>>

生成HMAC签名

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pub fn hmac_verify(key: &[u8], data: &[u8], signature: &[u8]) -> Result<bool>

验证HMAC签名

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