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46 lines
1.2 KiB
Go
46 lines
1.2 KiB
Go
package sctp
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import (
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"github.com/pkg/errors"
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)
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/*
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CookieEcho represents an SCTP Chunk of type CookieEcho
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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 = 10 |Chunk Flags | Length |
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+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
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| Cookie |
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+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
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*/
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type chunkCookieEcho struct {
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chunkHeader
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cookie []byte
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}
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func (c *chunkCookieEcho) 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 != ctCookieEcho {
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return errors.Errorf("ChunkType is not of type COOKIEECHO, actually is %s", c.typ.String())
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}
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c.cookie = c.raw
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return nil
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}
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func (c *chunkCookieEcho) marshal() ([]byte, error) {
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c.chunkHeader.typ = ctCookieEcho
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c.chunkHeader.raw = c.cookie
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return c.chunkHeader.marshal()
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}
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func (c *chunkCookieEcho) check() (abort bool, err error) {
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return false, nil
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}
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