diff --git a/crypto/ssss/client.go b/crypto/ssss/client.go index e30925d9..8691d032 100644 --- a/crypto/ssss/client.go +++ b/crypto/ssss/client.go @@ -95,6 +95,22 @@ func (mach *Machine) SetEncryptedAccountData(ctx context.Context, eventType even return mach.Client.SetAccountData(ctx, eventType.Type, &EncryptedAccountDataEventContent{Encrypted: encrypted}) } +// SetEncryptedAccountDataWithMetadata encrypts the given data with the given keys and stores it, +// alongside the unencrypted metadata, on the server. +func (mach *Machine) SetEncryptedAccountDataWithMetadata(ctx context.Context, eventType event.Type, data []byte, metadata map[string]any, keys ...*Key) error { + if len(keys) == 0 { + return ErrNoKeyGiven + } + encrypted := make(map[string]EncryptedKeyData, len(keys)) + for _, key := range keys { + encrypted[key.ID] = key.Encrypt(eventType.Type, data) + } + return mach.Client.SetAccountData(ctx, eventType.Type, &EncryptedAccountDataEventContent{ + Encrypted: encrypted, + Metadata: metadata, + }) +} + // GenerateAndUploadKey generates a new SSSS key and stores the metadata on the server. func (mach *Machine) GenerateAndUploadKey(ctx context.Context, passphrase string) (key *Key, err error) { key, err = NewKey(passphrase) diff --git a/crypto/ssss/types.go b/crypto/ssss/types.go index 345393b0..c08f107c 100644 --- a/crypto/ssss/types.go +++ b/crypto/ssss/types.go @@ -57,6 +57,7 @@ type EncryptedKeyData struct { type EncryptedAccountDataEventContent struct { Encrypted map[string]EncryptedKeyData `json:"encrypted"` + Metadata map[string]any `json:"com.beeper.metadata,omitzero"` } func (ed *EncryptedAccountDataEventContent) Decrypt(eventType string, key *Key) ([]byte, error) {