60 lines
1.1 KiB
Go
60 lines
1.1 KiB
Go
package netlink
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import (
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"fmt"
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"net"
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)
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// Dir is an enum representing an ipsec template direction.
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type Dir uint8
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const (
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XFRM_DIR_IN Dir = iota
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XFRM_DIR_OUT
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XFRM_DIR_FWD
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XFRM_SOCKET_IN
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XFRM_SOCKET_OUT
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XFRM_SOCKET_FWD
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)
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func (d Dir) String() string {
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switch d {
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case XFRM_DIR_IN:
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return "dir in"
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case XFRM_DIR_OUT:
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return "dir out"
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case XFRM_DIR_FWD:
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return "dir fwd"
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case XFRM_SOCKET_IN:
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return "socket in"
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case XFRM_SOCKET_OUT:
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return "socket out"
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case XFRM_SOCKET_FWD:
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return "socket fwd"
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}
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return fmt.Sprintf("socket %d", d-XFRM_SOCKET_IN)
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}
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// XfrmPolicyTmpl encapsulates a rule for the base addresses of an ipsec
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// policy. These rules are matched with XfrmState to determine encryption
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// and authentication algorithms.
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type XfrmPolicyTmpl struct {
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Dst net.IP
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Src net.IP
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Proto Proto
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Mode Mode
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Reqid int
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}
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// XfrmPolicy represents an ipsec policy. It represents the overlay network
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// and has a list of XfrmPolicyTmpls representing the base addresses of
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// the policy.
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type XfrmPolicy struct {
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Dst *net.IPNet
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Src *net.IPNet
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Dir Dir
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Priority int
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Index int
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Tmpls []XfrmPolicyTmpl
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}
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