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server/vendor/github.com/pion/srtp/v2/errors.go

@@ -0,0 +1,53 @@
+// SPDX-FileCopyrightText: 2023 The Pion community <https://pion.ly>
+// SPDX-License-Identifier: MIT
+
+package srtp
+
+import (
+	"errors"
+	"fmt"
+)
+
+var (
+	// ErrFailedToVerifyAuthTag is returned when decryption fails due to invalid authentication tag
+	ErrFailedToVerifyAuthTag = errors.New("failed to verify auth tag")
+	// ErrMKINotFound is returned when decryption fails due to unknown MKI value in packet
+	ErrMKINotFound = errors.New("MKI not found")
+
+	errDuplicated                    = errors.New("duplicated packet")
+	errShortSrtpMasterKey            = errors.New("SRTP master key is not long enough")
+	errShortSrtpMasterSalt           = errors.New("SRTP master salt is not long enough")
+	errNoSuchSRTPProfile             = errors.New("no such SRTP Profile")
+	errNonZeroKDRNotSupported        = errors.New("indexOverKdr > 0 is not supported yet")
+	errExporterWrongLabel            = errors.New("exporter called with wrong label")
+	errNoConfig                      = errors.New("no config provided")
+	errNoConn                        = errors.New("no conn provided")
+	errTooShortRTP                   = errors.New("packet is too short to be RTP packet")
+	errTooShortRTCP                  = errors.New("packet is too short to be RTCP packet")
+	errPayloadDiffers                = errors.New("payload differs")
+	errStartedChannelUsedIncorrectly = errors.New("started channel used incorrectly, should only be closed")
+	errBadIVLength                   = errors.New("bad iv length in xorBytesCTR")
+	errExceededMaxPackets            = errors.New("exceeded the maximum number of packets")
+	errMKIAlreadyInUse               = errors.New("MKI already in use")
+	errMKIIsNotEnabled               = errors.New("MKI is not enabled")
+	errInvalidMKILength              = errors.New("invalid MKI length")
+
+	errStreamNotInited     = errors.New("stream has not been inited, unable to close")
+	errStreamAlreadyClosed = errors.New("stream is already closed")
+	errStreamAlreadyInited = errors.New("stream is already inited")
+	errFailedTypeAssertion = errors.New("failed to cast child")
+)
+
+type duplicatedError struct {
+	Proto string // srtp or srtcp
+	SSRC  uint32
+	Index uint32 // sequence number or index
+}
+
+func (e *duplicatedError) Error() string {
+	return fmt.Sprintf("%s ssrc=%d index=%d: %v", e.Proto, e.SSRC, e.Index, errDuplicated)
+}
+
+func (e *duplicatedError) Unwrap() error {
+	return errDuplicated
+}