flexfec

May 23, 2025 GO-2025-3748

  GO-2025-3748: Pion Interceptor's improper RTP padding handling allows remote crash for SFU users (DoS) in github.com/pion/interceptor

Changes in this version

+ type EncoderFactory interface

+ NewEncoder func(payloadType uint8, ssrc uint32) FlexEncoder

type FecInterceptor

+ func (r *FecInterceptor) UnbindLocalStream(info *interceptor.StreamInfo)

type FecOption

+ func FECEncoderFactory(factory EncoderFactory) FecOption

+ func NumFECPackets(numFecPackets uint32) FecOption

+ func NumMediaPackets(numMediaPackets uint32) FecOption

+ type FlexEncoder03Factory struct

+ func (f FlexEncoder03Factory) NewEncoder(payloadType uint8, ssrc uint32) FlexEncoder

Oct 7, 2024 GO-2025-3748

  GO-2025-3748: Pion Interceptor's improper RTP padding handling allows remote crash for SFU users (DoS) in github.com/pion/interceptor

Oct 5, 2024 GO-2025-3748

  GO-2025-3748: Pion Interceptor's improper RTP padding handling allows remote crash for SFU users (DoS) in github.com/pion/interceptor

Mar 18, 2024

Changes in this version

+ const BaseFec03HeaderSize

+ type FecInterceptor struct

+ func (r *FecInterceptor) BindLocalStream(info *interceptor.StreamInfo, writer interceptor.RTPWriter) interceptor.RTPWriter

+ type FecInterceptorFactory struct

+ func NewFecInterceptor(opts ...FecOption) (*FecInterceptorFactory, error)

+ func (r *FecInterceptorFactory) NewInterceptor(_ string) (interceptor.Interceptor, error)

+ type FecOption func(d *FecInterceptor) error

+ type FlexEncoder03 struct

+ func NewFlexEncoder03(payloadType uint8, ssrc uint32) *FlexEncoder03

+ func (flex *FlexEncoder03) EncodeFec(mediaPackets []rtp.Packet, numFecPackets uint32) []rtp.Packet

+ type FlexEncoder20 struct

+ func (flex *FlexEncoder20) EncodeFec(mediaPackets []rtp.Packet, numFecPackets uint32) []rtp.Packet

type ProtectionCoverage

+ func (p *ProtectionCoverage) ExtractMask3_03(fecPacketIndex uint32) uint64

+ func (p *ProtectionCoverage) UpdateCoverage(mediaPackets []rtp.Packet, numFecPackets uint32)

Nov 1, 2023

Changes in this version

+ const BaseFecHeaderSize

+ const BaseRTPHeaderSize

+ const MaxFecPackets

+ const MaxMediaPackets

+ type FlexEncoder struct

+ func NewFlexEncoder(baseSN uint16, payloadType uint8, ssrc uint32) *FlexEncoder

+ func (flex *FlexEncoder) EncodeFec(mediaPackets []rtp.Packet, numFecPackets uint32) []rtp.Packet

+ type ProtectionCoverage struct

+ func NewCoverage(mediaPackets []rtp.Packet, numFecPackets uint32) *ProtectionCoverage

+ func (p *ProtectionCoverage) ExtractMask1(fecPacketIndex uint32) uint16

+ func (p *ProtectionCoverage) ExtractMask2(fecPacketIndex uint32) uint32

+ func (p *ProtectionCoverage) ExtractMask3(fecPacketIndex uint32) uint64

+ func (p *ProtectionCoverage) GetCoveredBy(fecPacketIndex uint32) *util.MediaPacketIterator

+ func (p *ProtectionCoverage) MarshalBitmasks(fecPacketIndex uint32) []byte

+ func (p *ProtectionCoverage) ResetCoverage()