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path: root/vendor/golang.org/x/net/internal/iana/gen.go
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Diffstat (limited to 'vendor/golang.org/x/net/internal/iana/gen.go')
-rw-r--r--vendor/golang.org/x/net/internal/iana/gen.go383
1 files changed, 0 insertions, 383 deletions
diff --git a/vendor/golang.org/x/net/internal/iana/gen.go b/vendor/golang.org/x/net/internal/iana/gen.go
deleted file mode 100644
index 2a7661c..0000000
--- a/vendor/golang.org/x/net/internal/iana/gen.go
+++ /dev/null
@@ -1,383 +0,0 @@
-// Copyright 2013 The Go Authors. All rights reserved.
-// Use of this source code is governed by a BSD-style
-// license that can be found in the LICENSE file.
-
-// +build ignore
-
-//go:generate go run gen.go
-
-// This program generates internet protocol constants and tables by
-// reading IANA protocol registries.
-package main
-
-import (
- "bytes"
- "encoding/xml"
- "fmt"
- "go/format"
- "io"
- "io/ioutil"
- "net/http"
- "os"
- "strconv"
- "strings"
-)
-
-var registries = []struct {
- url string
- parse func(io.Writer, io.Reader) error
-}{
- {
- "https://www.iana.org/assignments/dscp-registry/dscp-registry.xml",
- parseDSCPRegistry,
- },
- {
- "https://www.iana.org/assignments/protocol-numbers/protocol-numbers.xml",
- parseProtocolNumbers,
- },
- {
- "https://www.iana.org/assignments/address-family-numbers/address-family-numbers.xml",
- parseAddrFamilyNumbers,
- },
-}
-
-func main() {
- var bb bytes.Buffer
- fmt.Fprintf(&bb, "// go generate gen.go\n")
- fmt.Fprintf(&bb, "// Code generated by the command above; DO NOT EDIT.\n\n")
- fmt.Fprintf(&bb, "// Package iana provides protocol number resources managed by the Internet Assigned Numbers Authority (IANA).\n")
- fmt.Fprintf(&bb, `package iana // import "golang.org/x/net/internal/iana"`+"\n\n")
- for _, r := range registries {
- resp, err := http.Get(r.url)
- if err != nil {
- fmt.Fprintln(os.Stderr, err)
- os.Exit(1)
- }
- defer resp.Body.Close()
- if resp.StatusCode != http.StatusOK {
- fmt.Fprintf(os.Stderr, "got HTTP status code %v for %v\n", resp.StatusCode, r.url)
- os.Exit(1)
- }
- if err := r.parse(&bb, resp.Body); err != nil {
- fmt.Fprintln(os.Stderr, err)
- os.Exit(1)
- }
- fmt.Fprintf(&bb, "\n")
- }
- b, err := format.Source(bb.Bytes())
- if err != nil {
- fmt.Fprintln(os.Stderr, err)
- os.Exit(1)
- }
- if err := ioutil.WriteFile("const.go", b, 0644); err != nil {
- fmt.Fprintln(os.Stderr, err)
- os.Exit(1)
- }
-}
-
-func parseDSCPRegistry(w io.Writer, r io.Reader) error {
- dec := xml.NewDecoder(r)
- var dr dscpRegistry
- if err := dec.Decode(&dr); err != nil {
- return err
- }
- fmt.Fprintf(w, "// %s, Updated: %s\n", dr.Title, dr.Updated)
- fmt.Fprintf(w, "const (\n")
- for _, dr := range dr.escapeDSCP() {
- fmt.Fprintf(w, "DiffServ%s = %#02x", dr.Name, dr.Value)
- fmt.Fprintf(w, "// %s\n", dr.OrigName)
- }
- for _, er := range dr.escapeECN() {
- fmt.Fprintf(w, "%s = %#02x", er.Descr, er.Value)
- fmt.Fprintf(w, "// %s\n", er.OrigDescr)
- }
- fmt.Fprintf(w, ")\n")
- return nil
-}
-
-type dscpRegistry struct {
- XMLName xml.Name `xml:"registry"`
- Title string `xml:"title"`
- Updated string `xml:"updated"`
- Note string `xml:"note"`
- Registries []struct {
- Title string `xml:"title"`
- Registries []struct {
- Title string `xml:"title"`
- Records []struct {
- Name string `xml:"name"`
- Space string `xml:"space"`
- } `xml:"record"`
- } `xml:"registry"`
- Records []struct {
- Value string `xml:"value"`
- Descr string `xml:"description"`
- } `xml:"record"`
- } `xml:"registry"`
-}
-
-type canonDSCPRecord struct {
- OrigName string
- Name string
- Value int
-}
-
-func (drr *dscpRegistry) escapeDSCP() []canonDSCPRecord {
- var drs []canonDSCPRecord
- for _, preg := range drr.Registries {
- if !strings.Contains(preg.Title, "Differentiated Services Field Codepoints") {
- continue
- }
- for _, reg := range preg.Registries {
- if !strings.Contains(reg.Title, "Pool 1 Codepoints") {
- continue
- }
- drs = make([]canonDSCPRecord, len(reg.Records))
- sr := strings.NewReplacer(
- "+", "",
- "-", "",
- "/", "",
- ".", "",
- " ", "",
- )
- for i, dr := range reg.Records {
- s := strings.TrimSpace(dr.Name)
- drs[i].OrigName = s
- drs[i].Name = sr.Replace(s)
- n, err := strconv.ParseUint(dr.Space, 2, 8)
- if err != nil {
- continue
- }
- drs[i].Value = int(n) << 2
- }
- }
- }
- return drs
-}
-
-type canonECNRecord struct {
- OrigDescr string
- Descr string
- Value int
-}
-
-func (drr *dscpRegistry) escapeECN() []canonECNRecord {
- var ers []canonECNRecord
- for _, reg := range drr.Registries {
- if !strings.Contains(reg.Title, "ECN Field") {
- continue
- }
- ers = make([]canonECNRecord, len(reg.Records))
- sr := strings.NewReplacer(
- "Capable", "",
- "Not-ECT", "",
- "ECT(1)", "",
- "ECT(0)", "",
- "CE", "",
- "(", "",
- ")", "",
- "+", "",
- "-", "",
- "/", "",
- ".", "",
- " ", "",
- )
- for i, er := range reg.Records {
- s := strings.TrimSpace(er.Descr)
- ers[i].OrigDescr = s
- ss := strings.Split(s, " ")
- if len(ss) > 1 {
- ers[i].Descr = strings.Join(ss[1:], " ")
- } else {
- ers[i].Descr = ss[0]
- }
- ers[i].Descr = sr.Replace(er.Descr)
- n, err := strconv.ParseUint(er.Value, 2, 8)
- if err != nil {
- continue
- }
- ers[i].Value = int(n)
- }
- }
- return ers
-}
-
-func parseProtocolNumbers(w io.Writer, r io.Reader) error {
- dec := xml.NewDecoder(r)
- var pn protocolNumbers
- if err := dec.Decode(&pn); err != nil {
- return err
- }
- prs := pn.escape()
- prs = append([]canonProtocolRecord{{
- Name: "IP",
- Descr: "IPv4 encapsulation, pseudo protocol number",
- Value: 0,
- }}, prs...)
- fmt.Fprintf(w, "// %s, Updated: %s\n", pn.Title, pn.Updated)
- fmt.Fprintf(w, "const (\n")
- for _, pr := range prs {
- if pr.Name == "" {
- continue
- }
- fmt.Fprintf(w, "Protocol%s = %d", pr.Name, pr.Value)
- s := pr.Descr
- if s == "" {
- s = pr.OrigName
- }
- fmt.Fprintf(w, "// %s\n", s)
- }
- fmt.Fprintf(w, ")\n")
- return nil
-}
-
-type protocolNumbers struct {
- XMLName xml.Name `xml:"registry"`
- Title string `xml:"title"`
- Updated string `xml:"updated"`
- RegTitle string `xml:"registry>title"`
- Note string `xml:"registry>note"`
- Records []struct {
- Value string `xml:"value"`
- Name string `xml:"name"`
- Descr string `xml:"description"`
- } `xml:"registry>record"`
-}
-
-type canonProtocolRecord struct {
- OrigName string
- Name string
- Descr string
- Value int
-}
-
-func (pn *protocolNumbers) escape() []canonProtocolRecord {
- prs := make([]canonProtocolRecord, len(pn.Records))
- sr := strings.NewReplacer(
- "-in-", "in",
- "-within-", "within",
- "-over-", "over",
- "+", "P",
- "-", "",
- "/", "",
- ".", "",
- " ", "",
- )
- for i, pr := range pn.Records {
- if strings.Contains(pr.Name, "Deprecated") ||
- strings.Contains(pr.Name, "deprecated") {
- continue
- }
- prs[i].OrigName = pr.Name
- s := strings.TrimSpace(pr.Name)
- switch pr.Name {
- case "ISIS over IPv4":
- prs[i].Name = "ISIS"
- case "manet":
- prs[i].Name = "MANET"
- default:
- prs[i].Name = sr.Replace(s)
- }
- ss := strings.Split(pr.Descr, "\n")
- for i := range ss {
- ss[i] = strings.TrimSpace(ss[i])
- }
- if len(ss) > 1 {
- prs[i].Descr = strings.Join(ss, " ")
- } else {
- prs[i].Descr = ss[0]
- }
- prs[i].Value, _ = strconv.Atoi(pr.Value)
- }
- return prs
-}
-
-func parseAddrFamilyNumbers(w io.Writer, r io.Reader) error {
- dec := xml.NewDecoder(r)
- var afn addrFamilylNumbers
- if err := dec.Decode(&afn); err != nil {
- return err
- }
- afrs := afn.escape()
- fmt.Fprintf(w, "// %s, Updated: %s\n", afn.Title, afn.Updated)
- fmt.Fprintf(w, "const (\n")
- for _, afr := range afrs {
- if afr.Name == "" {
- continue
- }
- fmt.Fprintf(w, "AddrFamily%s = %d", afr.Name, afr.Value)
- fmt.Fprintf(w, "// %s\n", afr.Descr)
- }
- fmt.Fprintf(w, ")\n")
- return nil
-}
-
-type addrFamilylNumbers struct {
- XMLName xml.Name `xml:"registry"`
- Title string `xml:"title"`
- Updated string `xml:"updated"`
- RegTitle string `xml:"registry>title"`
- Note string `xml:"registry>note"`
- Records []struct {
- Value string `xml:"value"`
- Descr string `xml:"description"`
- } `xml:"registry>record"`
-}
-
-type canonAddrFamilyRecord struct {
- Name string
- Descr string
- Value int
-}
-
-func (afn *addrFamilylNumbers) escape() []canonAddrFamilyRecord {
- afrs := make([]canonAddrFamilyRecord, len(afn.Records))
- sr := strings.NewReplacer(
- "IP version 4", "IPv4",
- "IP version 6", "IPv6",
- "Identifier", "ID",
- "-", "",
- "-", "",
- "/", "",
- ".", "",
- " ", "",
- )
- for i, afr := range afn.Records {
- if strings.Contains(afr.Descr, "Unassigned") ||
- strings.Contains(afr.Descr, "Reserved") {
- continue
- }
- afrs[i].Descr = afr.Descr
- s := strings.TrimSpace(afr.Descr)
- switch s {
- case "IP (IP version 4)":
- afrs[i].Name = "IPv4"
- case "IP6 (IP version 6)":
- afrs[i].Name = "IPv6"
- case "AFI for L2VPN information":
- afrs[i].Name = "L2VPN"
- case "E.164 with NSAP format subaddress":
- afrs[i].Name = "E164withSubaddress"
- case "MT IP: Multi-Topology IP version 4":
- afrs[i].Name = "MTIPv4"
- case "MAC/24":
- afrs[i].Name = "MACFinal24bits"
- case "MAC/40":
- afrs[i].Name = "MACFinal40bits"
- case "IPv6/64":
- afrs[i].Name = "IPv6Initial64bits"
- default:
- n := strings.Index(s, "(")
- if n > 0 {
- s = s[:n]
- }
- n = strings.Index(s, ":")
- if n > 0 {
- s = s[:n]
- }
- afrs[i].Name = sr.Replace(s)
- }
- afrs[i].Value, _ = strconv.Atoi(afr.Value)
- }
- return afrs
-}