@tonyboyle/solana-wallet-universal-links-generator/dist/cjs/encryption.d.ts

A minimal, stateless TypeScript SDK for generating deep links to mobile Solana wallets

export interface KeyPair {
    publicKey: string;
    privateKey: string;
}
export interface EncryptionResult {
    encrypted: string;
    nonce: string;
}
/**
 * Generate a new x25519 keypair for encryption
 * Recommended to create a new keypair for every session
 */
export declare function generateKeyPair(): KeyPair;
/**
 * Generate a random nonce for encryption
 */
export declare function generateNonce(): string;
/**
 * Encrypt data using Diffie-Hellman key exchange
 *
 * @param data - Data to encrypt (can be any type, will be JSON stringified)
 * @param dappPrivateKey - Your app's private key (base64 encoded)
 * @param walletPublicKey - Wallet's public key (base58 encoded)
 * @param nonce - Nonce for encryption (base58 encoded)
 * @returns Encrypted data and nonce
 */
export declare function encrypt(data: any, dappPrivateKey: string, walletPublicKey: string, nonce: string): EncryptionResult;
/**
 * Decrypt data using Diffie-Hellman key exchange
 *
 * @param encryptedData - Encrypted data (base58 encoded)
 * @param nonce - Nonce used for encryption (base58 encoded)
 * @param dappPrivateKey - Your app's private key (base64 encoded)
 * @param walletPublicKey - Wallet's public key (base58 encoded)
 * @param dappPublicKey - Your app's public key (base58 encoded, optional)
 * @returns Decrypted data
 */
export declare function decrypt(encryptedData: string, nonce: string, dappPrivateKey: string, walletPublicKey: string, dappPublicKey?: string): any;
/**
 * Encrypt a payload for sending to wallet
 * This is a convenience function that handles the encryption workflow
 * According to Phantom docs, payload should be "an encrypted JSON string"
 *
 * @param payload - Can be an object (will be JSON stringified) or a string
 * @param dappPrivateKey - Your app's private key (base64 encoded)
 * @param walletPublicKey - Wallet's public key (base58 encoded)
 * @returns Encrypted string that can be used as the payload parameter
 */
export declare function encryptPayload(payload: any, dappPrivateKey: string, walletPublicKey: string): string;
/**
 * Decrypt response data from wallet
 * This is a convenience function that handles the decryption workflow
 */
export declare function decryptResponse(encryptedData: string, dappPrivateKey: string, walletPublicKey: string): any;
/**
 * Helper function to encode a message for signing
 * Converts a string message to base58 encoding as required by wallets
 *
 * @param message - The message to encode (string)
 * @returns Base58-encoded message string
 */
export declare function encodeMessageForSigning(message: string): string;
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