Add dependencies/vendor (whatsapp)

vendor/go.mau.fi/libsignal/keys/prekey/PreKeyBundle.go

@@ -0,0 +1,86 @@
+// Package prekey provides prekey bundle structures for calculating
+// a new Signal session with a user asyncronously.
+package prekey
+
+import (
+	"go.mau.fi/libsignal/ecc"
+	"go.mau.fi/libsignal/keys/identity"
+	"go.mau.fi/libsignal/util/optional"
+)
+
+// NewBundle returns a Bundle structure that contains a remote PreKey
+// and collection of associated items.
+func NewBundle(registrationID, deviceID uint32, preKeyID *optional.Uint32, signedPreKeyID uint32,
+	preKeyPublic, signedPreKeyPublic ecc.ECPublicKeyable, signedPreKeySig [64]byte,
+	identityKey *identity.Key) *Bundle {
+
+	bundle := Bundle{
+		registrationID:        registrationID,
+		deviceID:              deviceID,
+		preKeyID:              preKeyID,
+		preKeyPublic:          preKeyPublic,
+		signedPreKeyID:        signedPreKeyID,
+		signedPreKeyPublic:    signedPreKeyPublic,
+		signedPreKeySignature: signedPreKeySig,
+		identityKey:           identityKey,
+	}
+
+	return &bundle
+}
+
+// Bundle is a structure that contains a remote PreKey and collection
+// of associated items.
+type Bundle struct {
+	registrationID        uint32
+	deviceID              uint32
+	preKeyID              *optional.Uint32
+	preKeyPublic          ecc.ECPublicKeyable
+	signedPreKeyID        uint32
+	signedPreKeyPublic    ecc.ECPublicKeyable
+	signedPreKeySignature [64]byte
+	identityKey           *identity.Key
+}
+
+// DeviceID returns the device ID this PreKey belongs to.
+func (b *Bundle) DeviceID() uint32 {
+	return b.deviceID
+}
+
+// PreKeyID returns the unique key ID for this PreKey.
+func (b *Bundle) PreKeyID() *optional.Uint32 {
+	return b.preKeyID
+}
+
+// PreKey returns the public key for this PreKey.
+func (b *Bundle) PreKey() ecc.ECPublicKeyable {
+	return b.preKeyPublic
+}
+
+// SignedPreKeyID returns the unique key ID for this
+// signed PreKey.
+func (b *Bundle) SignedPreKeyID() uint32 {
+	return b.signedPreKeyID
+}
+
+// SignedPreKey returns the signed PreKey for this
+// PreKeyBundle.
+func (b *Bundle) SignedPreKey() ecc.ECPublicKeyable {
+	return b.signedPreKeyPublic
+}
+
+// SignedPreKeySignature returns the signature over the
+// signed PreKey.
+func (b *Bundle) SignedPreKeySignature() [64]byte {
+	return b.signedPreKeySignature
+}
+
+// IdentityKey returns the Identity Key of this PreKey's owner.
+func (b *Bundle) IdentityKey() *identity.Key {
+	return b.identityKey
+}
+
+// RegistrationID returns the registration ID associated with
+// this PreKey.
+func (b *Bundle) RegistrationID() uint32 {
+	return b.registrationID
+}