55 lines
1.1 KiB
Go
55 lines
1.1 KiB
Go
package multiaddr
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// Protocol is a Multiaddr protocol description structure.
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type Protocol struct {
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Code int
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Size int
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Name string
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}
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// replicating table here to:
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// 1. avoid parsing the csv
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// 2. ensuring errors in the csv don't screw up code.
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// 3. changing a number has to happen in two places.
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const (
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P_IP4 = 4
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P_TCP = 6
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P_UDP = 17
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P_DCCP = 33
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P_IP6 = 41
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P_SCTP = 132
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)
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// Protocols is the list of multiaddr protocols supported by this module.
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var Protocols = []*Protocol{
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&Protocol{P_IP4, 32, "ip4"},
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&Protocol{P_TCP, 16, "tcp"},
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&Protocol{P_UDP, 16, "udp"},
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&Protocol{P_DCCP, 16, "dccp"},
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&Protocol{P_IP6, 128, "ip6"},
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// these require varint:
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&Protocol{P_SCTP, 16, "sctp"},
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// {480, 0, "http"},
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// {443, 0, "https"},
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}
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// ProtocolWithName returns the Protocol description with given string name.
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func ProtocolWithName(s string) *Protocol {
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for _, p := range Protocols {
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if p.Name == s {
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return p
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}
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}
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return nil
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}
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// ProtocolWithCode returns the Protocol description with given protocol code.
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func ProtocolWithCode(c int) *Protocol {
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for _, p := range Protocols {
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if p.Code == c {
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return p
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}
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}
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return nil
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}
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