235 lines
14 KiB
Go
235 lines
14 KiB
Go
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package webrtc
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import (
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"errors"
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)
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var (
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// ErrUnknownType indicates an error with Unknown info.
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ErrUnknownType = errors.New("unknown")
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// ErrConnectionClosed indicates an operation executed after connection
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// has already been closed.
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ErrConnectionClosed = errors.New("connection closed")
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// ErrDataChannelNotOpen indicates an operation executed when the data
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// channel is not (yet) open.
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ErrDataChannelNotOpen = errors.New("data channel not open")
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// ErrCertificateExpired indicates that an x509 certificate has expired.
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ErrCertificateExpired = errors.New("x509Cert expired")
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// ErrNoTurnCredentials indicates that a TURN server URL was provided
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// without required credentials.
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ErrNoTurnCredentials = errors.New("turn server credentials required")
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// ErrTurnCredentials indicates that provided TURN credentials are partial
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// or malformed.
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ErrTurnCredentials = errors.New("invalid turn server credentials")
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// ErrExistingTrack indicates that a track already exists.
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ErrExistingTrack = errors.New("track already exists")
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// ErrPrivateKeyType indicates that a particular private key encryption
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// chosen to generate a certificate is not supported.
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ErrPrivateKeyType = errors.New("private key type not supported")
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// ErrModifyingPeerIdentity indicates that an attempt to modify
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// PeerIdentity was made after PeerConnection has been initialized.
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ErrModifyingPeerIdentity = errors.New("peerIdentity cannot be modified")
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// ErrModifyingCertificates indicates that an attempt to modify
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// Certificates was made after PeerConnection has been initialized.
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ErrModifyingCertificates = errors.New("certificates cannot be modified")
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// ErrModifyingBundlePolicy indicates that an attempt to modify
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// BundlePolicy was made after PeerConnection has been initialized.
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ErrModifyingBundlePolicy = errors.New("bundle policy cannot be modified")
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// ErrModifyingRTCPMuxPolicy indicates that an attempt to modify
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// RTCPMuxPolicy was made after PeerConnection has been initialized.
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ErrModifyingRTCPMuxPolicy = errors.New("rtcp mux policy cannot be modified")
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// ErrModifyingICECandidatePoolSize indicates that an attempt to modify
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// ICECandidatePoolSize was made after PeerConnection has been initialized.
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ErrModifyingICECandidatePoolSize = errors.New("ice candidate pool size cannot be modified")
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// ErrStringSizeLimit indicates that the character size limit of string is
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// exceeded. The limit is hardcoded to 65535 according to specifications.
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ErrStringSizeLimit = errors.New("data channel label exceeds size limit")
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// ErrMaxDataChannelID indicates that the maximum number ID that could be
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// specified for a data channel has been exceeded.
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ErrMaxDataChannelID = errors.New("maximum number ID for datachannel specified")
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// ErrNegotiatedWithoutID indicates that an attempt to create a data channel
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// was made while setting the negotiated option to true without providing
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// the negotiated channel ID.
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ErrNegotiatedWithoutID = errors.New("negotiated set without channel id")
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// ErrRetransmitsOrPacketLifeTime indicates that an attempt to create a data
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// channel was made with both options MaxPacketLifeTime and MaxRetransmits
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// set together. Such configuration is not supported by the specification
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// and is mutually exclusive.
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ErrRetransmitsOrPacketLifeTime = errors.New("both MaxPacketLifeTime and MaxRetransmits was set")
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// ErrCodecNotFound is returned when a codec search to the Media Engine fails
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ErrCodecNotFound = errors.New("codec not found")
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// ErrNoRemoteDescription indicates that an operation was rejected because
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// the remote description is not set
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ErrNoRemoteDescription = errors.New("remote description is not set")
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// ErrIncorrectSDPSemantics indicates that the PeerConnection was configured to
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// generate SDP Answers with different SDP Semantics than the received Offer
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ErrIncorrectSDPSemantics = errors.New("remote SessionDescription semantics does not match configuration")
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// ErrIncorrectSignalingState indicates that the signaling state of PeerConnection is not correct
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ErrIncorrectSignalingState = errors.New("operation can not be run in current signaling state")
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// ErrProtocolTooLarge indicates that value given for a DataChannelInit protocol is
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// longer then 65535 bytes
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ErrProtocolTooLarge = errors.New("protocol is larger then 65535 bytes")
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// ErrSenderNotCreatedByConnection indicates RemoveTrack was called with a RtpSender not created
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// by this PeerConnection
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ErrSenderNotCreatedByConnection = errors.New("RtpSender not created by this PeerConnection")
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// ErrSessionDescriptionNoFingerprint indicates SetRemoteDescription was called with a SessionDescription that has no
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// fingerprint
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ErrSessionDescriptionNoFingerprint = errors.New("SetRemoteDescription called with no fingerprint")
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// ErrSessionDescriptionInvalidFingerprint indicates SetRemoteDescription was called with a SessionDescription that
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// has an invalid fingerprint
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ErrSessionDescriptionInvalidFingerprint = errors.New("SetRemoteDescription called with an invalid fingerprint")
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// ErrSessionDescriptionConflictingFingerprints indicates SetRemoteDescription was called with a SessionDescription that
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// has an conflicting fingerprints
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ErrSessionDescriptionConflictingFingerprints = errors.New("SetRemoteDescription called with multiple conflicting fingerprint")
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// ErrSessionDescriptionMissingIceUfrag indicates SetRemoteDescription was called with a SessionDescription that
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// is missing an ice-ufrag value
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ErrSessionDescriptionMissingIceUfrag = errors.New("SetRemoteDescription called with no ice-ufrag")
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// ErrSessionDescriptionMissingIcePwd indicates SetRemoteDescription was called with a SessionDescription that
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// is missing an ice-pwd value
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ErrSessionDescriptionMissingIcePwd = errors.New("SetRemoteDescription called with no ice-pwd")
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// ErrSessionDescriptionConflictingIceUfrag indicates SetRemoteDescription was called with a SessionDescription that
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// contains multiple conflicting ice-ufrag values
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ErrSessionDescriptionConflictingIceUfrag = errors.New("SetRemoteDescription called with multiple conflicting ice-ufrag values")
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// ErrSessionDescriptionConflictingIcePwd indicates SetRemoteDescription was called with a SessionDescription that
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// contains multiple conflicting ice-pwd values
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ErrSessionDescriptionConflictingIcePwd = errors.New("SetRemoteDescription called with multiple conflicting ice-pwd values")
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// ErrNoSRTPProtectionProfile indicates that the DTLS handshake completed and no SRTP Protection Profile was chosen
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ErrNoSRTPProtectionProfile = errors.New("DTLS Handshake completed and no SRTP Protection Profile was chosen")
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// ErrFailedToGenerateCertificateFingerprint indicates that we failed to generate the fingerprint used for comparing certificates
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ErrFailedToGenerateCertificateFingerprint = errors.New("failed to generate certificate fingerprint")
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// ErrNoCodecsAvailable indicates that operation isn't possible because the MediaEngine has no codecs available
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ErrNoCodecsAvailable = errors.New("operation failed no codecs are available")
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// ErrUnsupportedCodec indicates the remote peer doesn't support the requested codec
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ErrUnsupportedCodec = errors.New("unable to start track, codec is not supported by remote")
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// ErrSenderWithNoCodecs indicates that a RTPSender was created without any codecs. To send media the MediaEngine needs at
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// least one configured codec.
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ErrSenderWithNoCodecs = errors.New("unable to populate media section, RTPSender created with no codecs")
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// ErrRTPSenderNewTrackHasIncorrectKind indicates that the new track is of a different kind than the previous/original
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ErrRTPSenderNewTrackHasIncorrectKind = errors.New("new track must be of the same kind as previous")
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// ErrUnbindFailed indicates that a TrackLocal was not able to be unbind
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ErrUnbindFailed = errors.New("failed to unbind TrackLocal from PeerConnection")
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// ErrNoPayloaderForCodec indicates that the requested codec does not have a payloader
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ErrNoPayloaderForCodec = errors.New("the requested codec does not have a payloader")
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// ErrRegisterHeaderExtensionInvalidDirection indicates that a extension was registered with a direction besides `sendonly` or `recvonly`
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ErrRegisterHeaderExtensionInvalidDirection = errors.New("a header extension must be registered as 'recvonly', 'sendonly' or both")
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// ErrSimulcastProbeOverflow indicates that too many Simulcast probe streams are in flight and the requested SSRC was ignored
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ErrSimulcastProbeOverflow = errors.New("simulcast probe limit has been reached, new SSRC has been discarded")
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errDetachNotEnabled = errors.New("enable detaching by calling webrtc.DetachDataChannels()")
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errDetachBeforeOpened = errors.New("datachannel not opened yet, try calling Detach from OnOpen")
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errDtlsTransportNotStarted = errors.New("the DTLS transport has not started yet")
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errDtlsKeyExtractionFailed = errors.New("failed extracting keys from DTLS for SRTP")
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errFailedToStartSRTP = errors.New("failed to start SRTP")
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errFailedToStartSRTCP = errors.New("failed to start SRTCP")
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errInvalidDTLSStart = errors.New("attempted to start DTLSTransport that is not in new state")
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errNoRemoteCertificate = errors.New("peer didn't provide certificate via DTLS")
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errIdentityProviderNotImplemented = errors.New("identity provider is not implemented")
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errNoMatchingCertificateFingerprint = errors.New("remote certificate does not match any fingerprint")
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errICEConnectionNotStarted = errors.New("ICE connection not started")
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errICECandidateTypeUnknown = errors.New("unknown candidate type")
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errICEInvalidConvertCandidateType = errors.New("cannot convert ice.CandidateType into webrtc.ICECandidateType, invalid type")
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errICEAgentNotExist = errors.New("ICEAgent does not exist")
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errICECandiatesCoversionFailed = errors.New("unable to convert ICE candidates to ICECandidates")
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errICERoleUnknown = errors.New("unknown ICE Role")
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errICEProtocolUnknown = errors.New("unknown protocol")
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errICEGathererNotStarted = errors.New("gatherer not started")
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errNetworkTypeUnknown = errors.New("unknown network type")
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errSDPDoesNotMatchOffer = errors.New("new sdp does not match previous offer")
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errSDPDoesNotMatchAnswer = errors.New("new sdp does not match previous answer")
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errPeerConnSDPTypeInvalidValue = errors.New("provided value is not a valid enum value of type SDPType")
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errPeerConnStateChangeInvalid = errors.New("invalid state change op")
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errPeerConnStateChangeUnhandled = errors.New("unhandled state change op")
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errPeerConnSDPTypeInvalidValueSetLocalDescription = errors.New("invalid SDP type supplied to SetLocalDescription()")
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errPeerConnRemoteDescriptionWithoutMidValue = errors.New("remoteDescription contained media section without mid value")
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errPeerConnRemoteDescriptionNil = errors.New("remoteDescription has not been set yet")
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errPeerConnSingleMediaSectionHasExplicitSSRC = errors.New("single media section has an explicit SSRC")
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errPeerConnRemoteSSRCAddTransceiver = errors.New("could not add transceiver for remote SSRC")
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errPeerConnSimulcastMidRTPExtensionRequired = errors.New("mid RTP Extensions required for Simulcast")
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errPeerConnSimulcastStreamIDRTPExtensionRequired = errors.New("stream id RTP Extensions required for Simulcast")
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errPeerConnSimulcastIncomingSSRCFailed = errors.New("incoming SSRC failed Simulcast probing")
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errPeerConnAddTransceiverFromKindOnlyAcceptsOne = errors.New("AddTransceiverFromKind only accepts one RTPTransceiverInit")
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errPeerConnAddTransceiverFromTrackOnlyAcceptsOne = errors.New("AddTransceiverFromTrack only accepts one RTPTransceiverInit")
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errPeerConnAddTransceiverFromKindSupport = errors.New("AddTransceiverFromKind currently only supports recvonly")
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errPeerConnAddTransceiverFromTrackSupport = errors.New("AddTransceiverFromTrack currently only supports sendonly and sendrecv")
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errPeerConnSetIdentityProviderNotImplemented = errors.New("TODO SetIdentityProvider")
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errPeerConnWriteRTCPOpenWriteStream = errors.New("WriteRTCP failed to open WriteStream")
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errPeerConnTranscieverMidNil = errors.New("cannot find transceiver with mid")
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errRTPReceiverDTLSTransportNil = errors.New("DTLSTransport must not be nil")
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errRTPReceiverReceiveAlreadyCalled = errors.New("Receive has already been called")
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errRTPReceiverWithSSRCTrackStreamNotFound = errors.New("unable to find stream for Track with SSRC")
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errRTPReceiverForRIDTrackStreamNotFound = errors.New("no trackStreams found for RID")
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errRTPSenderTrackNil = errors.New("Track must not be nil")
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errRTPSenderDTLSTransportNil = errors.New("DTLSTransport must not be nil")
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errRTPSenderSendAlreadyCalled = errors.New("Send has already been called")
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errRTPSenderTrackRemoved = errors.New("Sender Track has been removed or replaced to nil")
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errRTPTransceiverCannotChangeMid = errors.New("errRTPSenderTrackNil")
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errRTPTransceiverSetSendingInvalidState = errors.New("invalid state change in RTPTransceiver.setSending")
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errRTPTransceiverCodecUnsupported = errors.New("unsupported codec type by this transceiver")
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errSCTPTransportDTLS = errors.New("DTLS not established")
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errSDPZeroTransceivers = errors.New("addTransceiverSDP() called with 0 transceivers")
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errSDPMediaSectionMediaDataChanInvalid = errors.New("invalid Media Section. Media + DataChannel both enabled")
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errSDPMediaSectionMultipleTrackInvalid = errors.New("invalid Media Section. Can not have multiple tracks in one MediaSection in UnifiedPlan")
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errSettingEngineSetAnsweringDTLSRole = errors.New("SetAnsweringDTLSRole must DTLSRoleClient or DTLSRoleServer")
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errSignalingStateCannotRollback = errors.New("can't rollback from stable state")
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errSignalingStateProposedTransitionInvalid = errors.New("invalid proposed signaling state transition")
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errStatsICECandidateStateInvalid = errors.New("cannot convert to StatsICECandidatePairStateSucceeded invalid ice candidate state")
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errICETransportNotInNew = errors.New("ICETransport can only be called in ICETransportStateNew")
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errCertificatePEMFormatError = errors.New("bad Certificate PEM format")
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errRTPTooShort = errors.New("not long enough to be a RTP Packet")
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errExcessiveRetries = errors.New("excessive retries in CreateOffer")
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)
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