anya-core 1.2.0

use crate::security::hsm::error::HsmError;
use crate::security::hsm::types::*;
use crate::security::hsm::HsmStatus;

/// HSM Provider trait
/// 
/// This trait defines the core functionality that any HSM provider must implement.
pub trait HsmProvider {
    /// Initialize the HSM provider
    fn initialize(&mut self) -> Result<(), HsmError>;
    
    /// Generate a new key pair
    fn generate_key(&self, params: KeyGenParams) -> Result<KeyPair, HsmError>;
    
    /// Sign data with a key
    fn sign(&self, key_id: &str, data: &[u8]) -> Result<Vec<u8>, HsmError>;
    
    /// Verify a signature
    fn verify(&self, key_id: &str, data: &[u8], signature: &[u8]) -> Result<bool, HsmError>;
    
    /// Export a public key
    fn export_public_key(&self, key_id: &str) -> Result<Vec<u8>, HsmError>;
    
    /// List available keys
    fn list_keys(&self) -> Result<Vec<String>, HsmError>;
    
    /// Delete a key
    fn delete_key(&self, key_id: &str) -> Result<(), HsmError>;
    
    /// Get status of the HSM
    fn get_status(&self) -> Result<HsmStatus, HsmError>;
}

/// Bitcoin HSM provider module
pub mod bitcoin {
    use super::*;
    
    /// Bitcoin HSM Provider
    pub struct BitcoinHsmProvider {
        /// Is this provider initialized
        initialized: bool,
        /// Provider configuration
        config: BitcoinHsmConfig,
    }
    
    /// Bitcoin HSM Provider Configuration
    pub struct BitcoinHsmConfig {
        /// Network (mainnet, testnet, regtest)
        pub network: String,
        /// Path to the HSM device or software
        pub path: Option<String>,
    }
    
    impl Default for BitcoinHsmConfig {
        fn default() -> Self {
            Self {
                network: "testnet".to_string(),
                path: None,
            }
        }
    }
    
    impl BitcoinHsmProvider {
        /// Create a new Bitcoin HSM provider
        pub fn new(config: BitcoinHsmConfig) -> Self {
            Self {
                initialized: false,
                config,
            }
        }
    }
    
    impl HsmProvider for BitcoinHsmProvider {
        fn initialize(&mut self) -> Result<(), HsmError> {
            // Implementation would go here
            self.initialized = true;
            Ok(())
        }
        
        fn generate_key(&self, _params: KeyGenParams) -> Result<KeyPair, HsmError> {
            // Implementation would go here
            Err(HsmError::NotImplemented("BitcoinHsmProvider::generate_key".to_string()))
        }
        
        fn sign(&self, _key_id: &str, _data: &[u8]) -> Result<Vec<u8>, HsmError> {
            // Implementation would go here
            Err(HsmError::NotImplemented("BitcoinHsmProvider::sign".to_string()))
        }
        
        fn verify(&self, _key_id: &str, _data: &[u8], _signature: &[u8]) -> Result<bool, HsmError> {
            // Implementation would go here
            Err(HsmError::NotImplemented("BitcoinHsmProvider::verify".to_string()))
        }
        
        fn export_public_key(&self, _key_id: &str) -> Result<Vec<u8>, HsmError> {
            // Implementation would go here
            Err(HsmError::NotImplemented("BitcoinHsmProvider::export_public_key".to_string()))
        }
        
        fn list_keys(&self) -> Result<Vec<String>, HsmError> {
            // Implementation would go here
            Ok(vec![])
        }
        
        fn delete_key(&self, _key_id: &str) -> Result<(), HsmError> {
            // Implementation would go here
            Err(HsmError::NotImplemented("BitcoinHsmProvider::delete_key".to_string()))
        }
        
        fn get_status(&self) -> Result<HsmStatus, HsmError> {
            // Implementation would go here
            Ok(HsmStatus::Enabled)
        }
    }
}

/// Cloud HSM provider module
pub mod cloud {
    use super::*;
    
    /// Cloud HSM Provider
    pub struct CloudHsmProvider {
        /// Is this provider initialized
        initialized: bool,
        /// Provider configuration
        config: CloudHsmConfig,
    }
    
    /// Cloud HSM Provider Configuration
    pub struct CloudHsmConfig {
        /// Cloud provider (aws, gcp, azure)
        pub provider: String,
        /// Region
        pub region: String,
        /// Endpoint URL
        pub endpoint: Option<String>,
    }
    
    impl Default for CloudHsmConfig {
        fn default() -> Self {
            Self {
                provider: "aws".to_string(),
                region: "us-east-1".to_string(),
                endpoint: None,
            }
        }
    }
    
    impl CloudHsmProvider {
        /// Create a new Cloud HSM provider
        pub fn new(config: CloudHsmConfig) -> Self {
            Self {
                initialized: false,
                config,
            }
        }
    }
    
    impl HsmProvider for CloudHsmProvider {
        fn initialize(&mut self) -> Result<(), HsmError> {
            // Implementation would go here
            self.initialized = true;
            Ok(())
        }
        
        fn generate_key(&self, _params: KeyGenParams) -> Result<KeyPair, HsmError> {
            // Implementation would go here
            Err(HsmError::NotImplemented("CloudHsmProvider::generate_key".to_string()))
        }
        
        fn sign(&self, _key_id: &str, _data: &[u8]) -> Result<Vec<u8>, HsmError> {
            // Implementation would go here
            Err(HsmError::NotImplemented("CloudHsmProvider::sign".to_string()))
        }
        
        fn verify(&self, _key_id: &str, _data: &[u8], _signature: &[u8]) -> Result<bool, HsmError> {
            // Implementation would go here
            Err(HsmError::NotImplemented("CloudHsmProvider::verify".to_string()))
        }
        
        fn export_public_key(&self, _key_id: &str) -> Result<Vec<u8>, HsmError> {
            // Implementation would go here
            Err(HsmError::NotImplemented("CloudHsmProvider::export_public_key".to_string()))
        }
        
        fn list_keys(&self) -> Result<Vec<String>, HsmError> {
            // Implementation would go here
            Ok(vec![])
        }
        
        fn delete_key(&self, _key_id: &str) -> Result<(), HsmError> {
            // Implementation would go here
            Err(HsmError::NotImplemented("CloudHsmProvider::delete_key".to_string()))
        }
        
        fn get_status(&self) -> Result<HsmStatus, HsmError> {
            // Implementation would go here
            Ok(HsmStatus::Enabled)
        }
    }
}