48 lines
1.1 KiB
Go
48 lines
1.1 KiB
Go
package sctp
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import (
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"errors"
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"fmt"
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)
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/*
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chunkCookieAck represents an SCTP Chunk of type chunkCookieAck
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0 1 2 3
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0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
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+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
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| Type = 11 |Chunk Flags | Length = 4 |
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+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
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*/
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type chunkCookieAck struct {
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chunkHeader
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}
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var errChunkTypeNotCookieAck = errors.New("ChunkType is not of type COOKIEACK")
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func (c *chunkCookieAck) unmarshal(raw []byte) error {
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if err := c.chunkHeader.unmarshal(raw); err != nil {
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return err
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}
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if c.typ != ctCookieAck {
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return fmt.Errorf("%w: actually is %s", errChunkTypeNotCookieAck, c.typ.String())
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}
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return nil
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}
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func (c *chunkCookieAck) marshal() ([]byte, error) {
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c.chunkHeader.typ = ctCookieAck
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return c.chunkHeader.marshal()
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}
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func (c *chunkCookieAck) check() (abort bool, err error) {
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return false, nil
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}
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// String makes chunkCookieAck printable
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func (c *chunkCookieAck) String() string {
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return c.chunkHeader.String()
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}
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