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feat(key-wallet): add missing DIP-15 derivation constants to dip9 #886

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Merged
shumkov merged 2 commits into from
Jul 14, 2026
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feat(key-wallet): add missing DIP-15 derivation constants to dip9 #886

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feat(key-wallet): add the DIP-15 auto-accept feature constant to dip9
shumkov Jul 14, 2026
6ab1ac0
feat(key-wallet): add the DIP-15 contactInfo child constants to dip9
shumkov Jul 14, 2026
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15 changes: 15 additions & 0 deletions key-wallet/src/dip9.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -136,6 +136,21 @@ pub const FEATURE_PURPOSE_IDENTITIES_SUBFEATURE_INVITATIONS: u32 = 3;
pub const FEATURE_PURPOSE_ASSET_LOCK_SUBFEATURE_ADDRESS_TOPUP: u32 = 4;
pub const FEATURE_PURPOSE_ASSET_LOCK_SUBFEATURE_SHIELDED_ADDRESS_TOPUP: u32 = 5;
pub const FEATURE_PURPOSE_DASHPAY: u32 = 15;
/// DIP-15 auto-accept feature index: the derivation family
/// `m/9'/coin_type'/16'/expiry'` holding the shareable, expiry-bounded
/// bearer keys that a DashPay user embeds in an auto-accept QR (`dapk`) so a
/// scanned contact request auto-establishes. Consumers (the platform wallet's
/// auto-accept path builder and the FFI signer's raw-key export gate) must
/// reference this constant rather than a local literal.
pub const FEATURE_PURPOSE_DASHPAY_AUTO_ACCEPT: u32 = 16;
/// DIP-15 contactInfo `encToUserId` hardened child (`root / 65536' / index'`,
/// where `root` is the owner's identity-authentication path): derives the
/// AES key that encrypts the contact id in a `contactInfo` document.
pub const DASHPAY_CONTACT_INFO_ENC_TO_USER_ID_CHILD: u32 = 1 << 16;
/// DIP-15 contactInfo `privateData` hardened child (`root / 65537' / index'`):
/// derives the AES key that encrypts the private-data blob in a `contactInfo`
/// document.
pub const DASHPAY_CONTACT_INFO_PRIVATE_DATA_CHILD: u32 = (1 << 16) + 1;
/// DIP-17: Platform Payment Addresses feature index
pub const FEATURE_PURPOSE_PLATFORM_PAYMENT: u32 = 17;
pub const DASH_BIP44_PATH_MAINNET: IndexConstPath<2> = IndexConstPath {
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