Add dependencies/vendor (whatsapp)

vendor/go.mau.fi/libsignal/signalerror/errors.go

@@ -0,0 +1,37 @@
+package signalerror
+
+import "errors"
+
+var (
+	ErrNoSenderKeyStatesInRecord = errors.New("no sender key states in record")
+	ErrNoSenderKeyStateForID     = errors.New("no sender key state for key ID")
+)
+
+var (
+	ErrUntrustedIdentity = errors.New("untrusted identity")
+	ErrNoSignedPreKey    = errors.New("no signed prekey found in bundle")
+	ErrInvalidSignature  = errors.New("invalid signature on device key")
+	ErrNoOneTimeKeyFound = errors.New("prekey store didn't return one-time key")
+)
+
+var (
+	ErrNoValidSessions      = errors.New("no valid sessions")
+	ErrUninitializedSession = errors.New("uninitialized session")
+	ErrWrongMessageVersion  = errors.New("wrong message version")
+	ErrTooFarIntoFuture     = errors.New("message index is over 2000 messages into the future")
+	ErrOldCounter           = errors.New("received message with old counter")
+	ErrNoSessionForUser     = errors.New("no session found for user")
+)
+
+var (
+	ErrSenderKeyStateVerificationFailed = errors.New("sender key state failed verification with given public key")
+	ErrNoSenderKeyForUser               = errors.New("no sender key")
+)
+
+var (
+	ErrOldMessageVersion     = errors.New("too old message version")
+	ErrUnknownMessageVersion = errors.New("unknown message version")
+	ErrIncompleteMessage     = errors.New("incomplete message")
+)
+
+var ErrBadMAC = errors.New("mismatching MAC in signal message")