diff options
Diffstat (limited to 'vendor/golang.org/x/net/internal/iana/gen.go')
-rw-r--r-- | vendor/golang.org/x/net/internal/iana/gen.go | 282 |
1 files changed, 186 insertions, 96 deletions
diff --git a/vendor/golang.org/x/net/internal/iana/gen.go b/vendor/golang.org/x/net/internal/iana/gen.go index 2a5c310c2..2a7661c27 100644 --- a/vendor/golang.org/x/net/internal/iana/gen.go +++ b/vendor/golang.org/x/net/internal/iana/gen.go @@ -32,19 +32,19 @@ var registries = []struct { parseDSCPRegistry, }, { - "https://www.iana.org/assignments/ipv4-tos-byte/ipv4-tos-byte.xml", - parseTOSTCByte, - }, - { "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, "// GENERATED BY THE COMMAND ABOVE; DO NOT EDIT\n\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 { @@ -81,31 +81,39 @@ func parseDSCPRegistry(w io.Writer, r io.Reader) error { if err := dec.Decode(&dr); err != nil { return err } - drs := dr.escape() fmt.Fprintf(w, "// %s, Updated: %s\n", dr.Title, dr.Updated) fmt.Fprintf(w, "const (\n") - for _, dr := range drs { - fmt.Fprintf(w, "DiffServ%s = %#x", dr.Name, dr.Value) + 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"` - RegTitle string `xml:"registry>title"` - PoolRecords []struct { - Name string `xml:"name"` - Space string `xml:"space"` - } `xml:"registry>record"` - Records []struct { - Name string `xml:"name"` - Space string `xml:"space"` - } `xml:"registry>registry>record"` + 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 { @@ -114,92 +122,84 @@ type canonDSCPRecord struct { Value int } -func (drr *dscpRegistry) escape() []canonDSCPRecord { - drs := make([]canonDSCPRecord, len(drr.Records)) - sr := strings.NewReplacer( - "+", "", - "-", "", - "/", "", - ".", "", - " ", "", - ) - for i, dr := range drr.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 { +func (drr *dscpRegistry) escapeDSCP() []canonDSCPRecord { + var drs []canonDSCPRecord + for _, preg := range drr.Registries { + if !strings.Contains(preg.Title, "Differentiated Services Field Codepoints") { continue } - drs[i].Value = int(n) << 2 + 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 } -func parseTOSTCByte(w io.Writer, r io.Reader) error { - dec := xml.NewDecoder(r) - var ttb tosTCByte - if err := dec.Decode(&ttb); err != nil { - return err - } - trs := ttb.escape() - fmt.Fprintf(w, "// %s, Updated: %s\n", ttb.Title, ttb.Updated) - fmt.Fprintf(w, "const (\n") - for _, tr := range trs { - fmt.Fprintf(w, "%s = %#x", tr.Keyword, tr.Value) - fmt.Fprintf(w, "// %s\n", tr.OrigKeyword) - } - fmt.Fprintf(w, ")\n") - return nil -} - -type tosTCByte struct { - XMLName xml.Name `xml:"registry"` - Title string `xml:"title"` - Updated string `xml:"updated"` - Note string `xml:"note"` - RegTitle string `xml:"registry>title"` - Records []struct { - Binary string `xml:"binary"` - Keyword string `xml:"keyword"` - } `xml:"registry>record"` +type canonECNRecord struct { + OrigDescr string + Descr string + Value int } -type canonTOSTCByteRecord struct { - OrigKeyword string - Keyword string - Value int -} - -func (ttb *tosTCByte) escape() []canonTOSTCByteRecord { - trs := make([]canonTOSTCByteRecord, len(ttb.Records)) - sr := strings.NewReplacer( - "Capable", "", - "(", "", - ")", "", - "+", "", - "-", "", - "/", "", - ".", "", - " ", "", - ) - for i, tr := range ttb.Records { - s := strings.TrimSpace(tr.Keyword) - trs[i].OrigKeyword = s - ss := strings.Split(s, " ") - if len(ss) > 1 { - trs[i].Keyword = strings.Join(ss[1:], " ") - } else { - trs[i].Keyword = ss[0] - } - trs[i].Keyword = sr.Replace(trs[i].Keyword) - n, err := strconv.ParseUint(tr.Binary, 2, 8) - if err != nil { +func (drr *dscpRegistry) escapeECN() []canonECNRecord { + var ers []canonECNRecord + for _, reg := range drr.Registries { + if !strings.Contains(reg.Title, "ECN Field") { continue } - trs[i].Value = int(n) + 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 trs + return ers } func parseProtocolNumbers(w io.Writer, r io.Reader) error { @@ -291,3 +291,93 @@ func (pn *protocolNumbers) escape() []canonProtocolRecord { } 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 +} |