Webcash HD wallet library — bearer e-cash with BIP32-style key derivation, SQLite storage, AES-256-GCM encryption, and full C FFI for cross-platform SDKs
//! Crypto primitives — SHA256, Argon2, AES-256-GCM, Ed25519.
//!//! Migrated from webylib `src/crypto.rs` in M2. Split per-primitive so unit
//! tests stay focused and the WASM build pulls only what it needs.
#![forbid(unsafe_code)]#![warn(missing_docs)]