forked from layeh/radius
/
attributes.go
1301 lines (1230 loc) · 38.2 KB
/
attributes.go
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package dictionarygen
import (
"io"
"net"
"strconv"
"github.com/talkincode/greenradius/dictionary"
)
func (g *Generator) genAttributeStringOctets(w io.Writer, attr *dictionary.Attribute, vendor *dictionary.Vendor) {
ident := identifier(attr.Name)
var vendorIdent string
if vendor != nil {
vendorIdent = identifier(vendor.Name)
}
p(w)
if !attr.HasTag() {
p(w, `func `, ident, `_Add(p *radius.Packet, value []byte) (err error) {`)
} else {
p(w, `func `, ident, `_Add(p *radius.Packet, tag byte, value []byte) (err error) {`)
}
if attr.Size.Valid {
p(w, ` if len(value) != `, strconv.Itoa(attr.Size.Int), ` {`)
p(w, ` err = errors.New("invalid value length")`)
p(w, ` return`)
p(w, ` }`)
}
p(w, ` var a radius.Attribute`)
if attr.FlagEncrypt.Valid && attr.FlagEncrypt.Int == dictionary.EncryptUserPassword {
p(w, ` a, err = radius.NewUserPassword(value, p.Secret, p.Authenticator[:])`)
} else if attr.FlagEncrypt.Valid && attr.FlagEncrypt.Int == dictionary.EncryptTunnelPassword {
genNewTunnelPassword(w, `value`)
} else {
p(w, ` a, err = radius.NewBytes(value)`)
}
p(w, ` if err != nil {`)
p(w, ` return`)
p(w, ` }`)
if attr.HasTag() {
p(w, ` if tag <= 0x1F {`)
p(w, ` a = append(radius.Attribute{tag}, a...)`)
p(w, ` }`)
}
if vendor != nil {
p(w, ` return _`, vendorIdent, `_AddVendor(p, `, strconv.Itoa(attr.OID[0]), `, a)`)
} else {
p(w, ` p.Add(`, ident, `_Type, a)`)
p(w, ` return`)
}
p(w, `}`)
p(w)
if !attr.HasTag() {
p(w, `func `, ident, `_AddString(p *radius.Packet, value string) (err error) {`)
} else {
p(w, `func `, ident, `_AddString(p *radius.Packet, tag byte, value string) (err error) {`)
}
if attr.Size.Valid {
p(w, ` if len(value) != `, strconv.Itoa(attr.Size.Int), ` {`)
p(w, ` err = errors.New("invalid value length")`)
p(w, ` return`)
p(w, ` }`)
}
p(w, ` var a radius.Attribute`)
if attr.FlagEncrypt.Valid && attr.FlagEncrypt.Int == dictionary.EncryptUserPassword {
p(w, ` a, err = radius.NewUserPassword([]byte(value), p.Secret, p.Authenticator[:])`)
} else if attr.FlagEncrypt.Valid && attr.FlagEncrypt.Int == dictionary.EncryptTunnelPassword {
genNewTunnelPassword(w, `[]byte(value)`)
} else {
p(w, ` a, err = radius.NewString(value)`)
}
p(w, ` if err != nil {`)
p(w, ` return`)
p(w, ` }`)
if attr.HasTag() {
p(w, ` if tag <= 0x1F {`)
p(w, ` a = append(radius.Attribute{tag}, a...)`)
p(w, ` }`)
}
if vendor != nil {
p(w, ` return _`, vendorIdent, `_AddVendor(p, `, strconv.Itoa(attr.OID[0]), `, a)`)
} else {
p(w, ` p.Add(`, ident, `_Type, a)`)
p(w, ` return`)
}
p(w, `}`)
p(w)
if !attr.HasTag() {
if attr.FlagEncrypt.Valid && attr.FlagEncrypt.Int == dictionary.EncryptTunnelPassword {
p(w, `func `, ident, `_Get(p, q *radius.Packet) (value []byte) {`)
p(w, ` value, _ = `, ident, `_Lookup(p, q)`)
} else {
p(w, `func `, ident, `_Get(p *radius.Packet) (value []byte) {`)
p(w, ` value, _ = `, ident, `_Lookup(p)`)
}
} else {
if attr.FlagEncrypt.Valid && attr.FlagEncrypt.Int == dictionary.EncryptTunnelPassword {
p(w, `func `, ident, `_Get(p, q *radius.Packet) (tag byte, value []byte) {`)
p(w, ` tag, value, _ = `, ident, `_Lookup(p, q)`)
} else {
p(w, `func `, ident, `_Get(p *radius.Packet) (tag byte, value []byte) {`)
p(w, ` tag, value, _ = `, ident, `_Lookup(p)`)
}
}
p(w, ` return`)
p(w, `}`)
p(w)
if !attr.HasTag() {
if attr.FlagEncrypt.Valid && attr.FlagEncrypt.Int == dictionary.EncryptTunnelPassword {
p(w, `func `, ident, `_GetString(p, q *radius.Packet) (value string) {`)
p(w, ` value, _ = `, ident, `_LookupString(p, q)`)
} else {
p(w, `func `, ident, `_GetString(p *radius.Packet) (value string) {`)
p(w, ` value, _ = `, ident, `_LookupString(p)`)
}
} else {
if attr.FlagEncrypt.Valid && attr.FlagEncrypt.Int == dictionary.EncryptTunnelPassword {
p(w, `func `, ident, `_GetString(p, q *radius.Packet) (tag byte, value string) {`)
p(w, ` tag, value, _ = `, ident, `_LookupString(p, q)`)
} else {
p(w, `func `, ident, `_GetString(p *radius.Packet) (tag byte, value string) {`)
p(w, ` tag, value, _ = `, ident, `_LookupString(p)`)
}
}
p(w, ` return`)
p(w, `}`)
p(w)
if !attr.HasTag() {
if attr.FlagEncrypt.Valid && attr.FlagEncrypt.Int == dictionary.EncryptTunnelPassword {
p(w, `func `, ident, `_Gets(p, q *radius.Packet) (values [][]byte, err error) {`)
} else {
p(w, `func `, ident, `_Gets(p *radius.Packet) (values [][]byte, err error) {`)
}
} else {
if attr.FlagEncrypt.Valid && attr.FlagEncrypt.Int == dictionary.EncryptTunnelPassword {
p(w, `func `, ident, `_Gets(p, q *radius.Packet) (tags []byte, values [][]byte, err error) {`)
} else {
p(w, `func `, ident, `_Gets(p *radius.Packet) (tags []byte, values [][]byte, err error) {`)
}
}
p(w, ` var i []byte`)
if vendor != nil {
p(w, ` for _, attr := range _`, vendorIdent, `_GetsVendor(p, `, strconv.Itoa(attr.OID[0]), `) {`)
} else {
p(w, ` for _, avp := range p.Attributes {`)
p(w, ` if avp.Type != `, ident, `_Type {`)
p(w, ` continue`)
p(w, ` }`)
p(w, ` attr := avp.Attribute`)
}
if attr.HasTag() {
p(w, ` var tag byte`)
p(w, ` if len(attr) >= 1 && attr[0] <= 0x1F {`)
p(w, ` tag = attr[0]`)
p(w, ` attr = attr[1:]`)
p(w, ` }`)
}
if attr.FlagEncrypt.Valid && attr.FlagEncrypt.Int == dictionary.EncryptUserPassword {
p(w, ` i, err = radius.UserPassword(attr, p.Secret, p.Authenticator[:])`)
} else if attr.FlagEncrypt.Valid && attr.FlagEncrypt.Int == dictionary.EncryptTunnelPassword {
p(w, ` i, _, err = radius.TunnelPassword(attr, p.Secret, q.Authenticator[:])`)
} else {
p(w, ` i = radius.Bytes(attr)`)
}
if attr.Size.Valid {
p(w, ` if err == nil && len(i) != `, strconv.Itoa(attr.Size.Int), ` {`)
p(w, ` err = errors.New("invalid value length")`)
p(w, ` }`)
}
p(w, ` if err != nil {`)
p(w, ` return`)
p(w, ` }`)
p(w, ` values = append(values, i)`)
if attr.HasTag() {
p(w, ` tags = append(tags, tag)`)
}
p(w, ` }`)
p(w, ` return`)
p(w, `}`)
p(w)
if !attr.HasTag() {
if attr.FlagEncrypt.Valid && attr.FlagEncrypt.Int == dictionary.EncryptTunnelPassword {
p(w, `func `, ident, `_GetStrings(p, q *radius.Packet) (values []string, err error) {`)
} else {
p(w, `func `, ident, `_GetStrings(p *radius.Packet) (values []string, err error) {`)
}
} else {
if attr.FlagEncrypt.Valid && attr.FlagEncrypt.Int == dictionary.EncryptTunnelPassword {
p(w, `func `, ident, `_GetStrings(p, q *radius.Packet) (tags []byte, values []string, err error) {`)
} else {
p(w, `func `, ident, `_GetStrings(p *radius.Packet) (tags []byte, values []string, err error) {`)
}
}
p(w, ` var i string`)
if vendor != nil {
p(w, ` for _, attr := range _`, vendorIdent, `_GetsVendor(p, `, strconv.Itoa(attr.OID[0]), `) {`)
} else {
p(w, ` for _, avp := range p.Attributes {`)
p(w, ` if avp.Type != `, ident, `_Type {`)
p(w, ` continue`)
p(w, ` }`)
p(w, ` attr := avp.Attribute`)
}
if attr.HasTag() {
p(w, ` var tag byte`)
p(w, ` if len(attr) >= 1 && attr[0] <= 0x1F {`)
p(w, ` tag = attr[0]`)
p(w, ` attr = attr[1:]`)
p(w, ` }`)
}
if attr.FlagEncrypt.Valid && attr.FlagEncrypt.Int == dictionary.EncryptUserPassword {
p(w, ` var up []byte`)
p(w, ` up, err = radius.UserPassword(attr, p.Secret, p.Authenticator[:])`)
p(w, ` if err == nil {`)
p(w, ` i = string(up)`)
p(w, ` }`)
} else if attr.FlagEncrypt.Valid && attr.FlagEncrypt.Int == dictionary.EncryptTunnelPassword {
p(w, ` var up []byte`)
p(w, ` up, _, err = radius.TunnelPassword(attr, p.Secret, q.Authenticator[:])`)
p(w, ` if err == nil {`)
p(w, ` i = string(up)`)
p(w, ` }`)
} else {
p(w, ` i = radius.String(attr)`)
}
if attr.Size.Valid {
p(w, ` if err == nil && len(i) != `, strconv.Itoa(attr.Size.Int), ` {`)
p(w, ` err = errors.New("invalid value length")`)
p(w, ` }`)
}
p(w, ` if err != nil {`)
p(w, ` return`)
p(w, ` }`)
p(w, ` values = append(values, i)`)
if attr.HasTag() {
p(w, ` tags = append(tags, tag)`)
}
p(w, ` }`)
p(w, ` return`)
p(w, `}`)
p(w)
if !attr.HasTag() {
if attr.FlagEncrypt.Valid && attr.FlagEncrypt.Int == dictionary.EncryptTunnelPassword {
p(w, `func `, ident, `_Lookup(p, q *radius.Packet) (value []byte, err error) {`)
} else {
p(w, `func `, ident, `_Lookup(p *radius.Packet) (value []byte, err error) {`)
}
} else {
if attr.FlagEncrypt.Valid && attr.FlagEncrypt.Int == dictionary.EncryptTunnelPassword {
p(w, `func `, ident, `_Lookup(p, q *radius.Packet) (tag byte, value []byte, err error) {`)
} else {
p(w, `func `, ident, `_Lookup(p *radius.Packet) (tag byte, value []byte, err error) {`)
}
}
if vendor != nil {
p(w, ` a, ok := _`, vendorIdent, `_LookupVendor(p, `, strconv.Itoa(attr.OID[0]), `)`)
} else {
p(w, ` a, ok := p.Lookup(`, ident, `_Type)`)
}
p(w, ` if !ok {`)
p(w, ` err = radius.ErrNoAttribute`)
p(w, ` return`)
p(w, ` }`)
if attr.HasTag() {
p(w, ` if len(a) >= 1 && a[0] <= 0x1F {`)
p(w, ` tag = a[0]`)
p(w, ` a = a[1:]`)
p(w, ` }`)
}
if attr.FlagEncrypt.Valid && attr.FlagEncrypt.Int == dictionary.EncryptUserPassword {
p(w, ` value, err = radius.UserPassword(a, p.Secret, p.Authenticator[:])`)
} else if attr.FlagEncrypt.Valid && attr.FlagEncrypt.Int == dictionary.EncryptTunnelPassword {
p(w, ` value, _, err = radius.TunnelPassword(a, p.Secret, q.Authenticator[:])`)
} else {
p(w, ` value = radius.Bytes(a)`)
}
if attr.Size.Valid {
p(w, ` if err == nil && len(value) != `, strconv.Itoa(attr.Size.Int), ` {`)
p(w, ` err = errors.New("invalid value length")`)
p(w, ` }`)
}
p(w, ` return`)
p(w, `}`)
p(w)
if !attr.HasTag() {
if attr.FlagEncrypt.Valid && attr.FlagEncrypt.Int == dictionary.EncryptTunnelPassword {
p(w, `func `, ident, `_LookupString(p, q *radius.Packet) (value string, err error) {`)
} else {
p(w, `func `, ident, `_LookupString(p *radius.Packet) (value string, err error) {`)
}
} else {
if attr.FlagEncrypt.Valid && attr.FlagEncrypt.Int == dictionary.EncryptTunnelPassword {
p(w, `func `, ident, `_LookupString(p, q *radius.Packet) (tag byte, value string, err error) {`)
} else {
p(w, `func `, ident, `_LookupString(p *radius.Packet) (tag byte, value string, err error) {`)
}
}
if vendor != nil {
p(w, ` a, ok := _`, vendorIdent, `_LookupVendor(p, `, strconv.Itoa(attr.OID[0]), `)`)
} else {
p(w, ` a, ok := p.Lookup(`, ident, `_Type)`)
}
p(w, ` if !ok {`)
p(w, ` err = radius.ErrNoAttribute`)
p(w, ` return`)
p(w, ` }`)
if attr.HasTag() {
p(w, ` if len(a) >= 1 && a[0] <= 0x1F {`)
p(w, ` tag = a[0]`)
p(w, ` a = a[1:]`)
p(w, ` }`)
}
if attr.FlagEncrypt.Valid && attr.FlagEncrypt.Int == dictionary.EncryptUserPassword {
p(w, ` var b []byte`)
p(w, ` b, err = radius.UserPassword(a, p.Secret, p.Authenticator[:])`)
p(w, ` if err == nil {`)
p(w, ` value = string(b)`)
p(w, ` }`)
} else if attr.FlagEncrypt.Valid && attr.FlagEncrypt.Int == dictionary.EncryptTunnelPassword {
p(w, ` var b []byte`)
p(w, ` b, _, err = radius.TunnelPassword(a, p.Secret, q.Authenticator[:])`)
p(w, ` if err == nil {`)
p(w, ` value = string(b)`)
p(w, ` }`)
} else {
p(w, ` value = radius.String(a)`)
}
if attr.Size.Valid {
p(w, ` if err == nil && len(value) != `, strconv.Itoa(attr.Size.Int), ` {`)
p(w, ` err = errors.New("invalid value length")`)
p(w, ` }`)
}
p(w, ` return`)
p(w, `}`)
p(w)
if !attr.HasTag() {
p(w, `func `, ident, `_Set(p *radius.Packet, value []byte) (err error) {`)
} else {
p(w, `func `, ident, `_Set(p *radius.Packet, tag byte, value []byte) (err error) {`)
}
if attr.Size.Valid {
p(w, ` if len(value) != `, strconv.Itoa(attr.Size.Int), ` {`)
p(w, ` err = errors.New("invalid value length")`)
p(w, ` return`)
p(w, ` }`)
}
p(w, ` var a radius.Attribute`)
if attr.FlagEncrypt.Valid && attr.FlagEncrypt.Int == dictionary.EncryptUserPassword {
p(w, ` a, err = radius.NewUserPassword(value, p.Secret, p.Authenticator[:])`)
} else if attr.FlagEncrypt.Valid && attr.FlagEncrypt.Int == dictionary.EncryptTunnelPassword {
genNewTunnelPassword(w, `value`)
} else {
p(w, ` a, err = radius.NewBytes(value)`)
}
p(w, ` if err != nil {`)
p(w, ` return`)
p(w, ` }`)
if attr.HasTag() {
p(w, ` if tag <= 0x1F {`)
p(w, ` a = append(radius.Attribute{tag}, a...)`)
p(w, ` }`)
}
if vendor != nil {
p(w, ` return _`, vendorIdent, `_SetVendor(p, `, strconv.Itoa(attr.OID[0]), `, a)`)
} else {
p(w, ` p.Set(`, ident, `_Type, a)`)
p(w, ` return`)
}
p(w, `}`)
p(w)
if !attr.HasTag() {
p(w, `func `, ident, `_SetString(p *radius.Packet, value string) (err error) {`)
} else {
p(w, `func `, ident, `_SetString(p *radius.Packet, tag byte, value string) (err error) {`)
}
if attr.Size.Valid {
p(w, ` if len(value) != `, strconv.Itoa(attr.Size.Int), ` {`)
p(w, ` err = errors.New("invalid value length")`)
p(w, ` return`)
p(w, ` }`)
}
p(w, ` var a radius.Attribute`)
if attr.FlagEncrypt.Valid && attr.FlagEncrypt.Int == dictionary.EncryptUserPassword {
p(w, ` a, err = radius.NewUserPassword([]byte(value), p.Secret, p.Authenticator[:])`)
} else if attr.FlagEncrypt.Valid && attr.FlagEncrypt.Int == dictionary.EncryptTunnelPassword {
genNewTunnelPassword(w, `[]byte(value)`)
} else {
p(w, ` a, err = radius.NewString(value)`)
}
p(w, ` if err != nil {`)
p(w, ` return`)
p(w, ` }`)
if attr.HasTag() {
p(w, ` if tag <= 0x1F {`)
p(w, ` a = append(radius.Attribute{tag}, a...)`)
p(w, ` }`)
}
if vendor != nil {
p(w, ` return _`, vendorIdent, `_SetVendor(p, `, strconv.Itoa(attr.OID[0]), `, a)`)
} else {
p(w, ` p.Set(`, ident, `_Type, a)`)
p(w, ` return`)
}
p(w, `}`)
p(w)
p(w, `func `, ident, `_Del(p *radius.Packet) {`)
if vendor != nil {
p(w, ` _`, vendorIdent, `_DelVendor(p, `, strconv.Itoa(attr.OID[0]), `)`)
} else {
p(w, ` p.Attributes.Del(`, ident, `_Type)`)
}
p(w, `}`)
}
func (g *Generator) genAttributeStringOctetsConcat(w io.Writer, attr *dictionary.Attribute) {
ident := identifier(attr.Name)
p(w)
p(w, `func `, ident, `_Get(p *radius.Packet) (value []byte) {`)
p(w, ` value, _ = `, ident, `_Lookup(p)`)
p(w, ` return`)
p(w, `}`)
p(w)
p(w, `func `, ident, `_GetString(p *radius.Packet) (value string) {`)
p(w, ` value, _ = `, ident, `_LookupString(p)`)
p(w, ` return`)
p(w, `}`)
p(w)
p(w, `func `, ident, `_Lookup(p *radius.Packet) (value []byte, err error) {`)
p(w, ` var i []byte`)
p(w, ` var valid bool`)
p(w, ` for _, avp := range p.Attributes {`)
p(w, ` if avp.Type != `, ident, `_Type {`)
p(w, ` continue`)
p(w, ` }`)
p(w, ` attr := avp.Attribute`)
p(w, ` i = radius.Bytes(attr)`)
p(w, ` if err != nil {`)
p(w, ` return`)
p(w, ` }`)
p(w, ` value = append(value, i...)`)
p(w, ` valid = true`)
p(w, ` }`)
p(w, ` if !valid {`)
p(w, ` err = radius.ErrNoAttribute`)
p(w, ` }`)
p(w, ` return`)
p(w, `}`)
p(w)
p(w, `func `, ident, `_LookupString(p *radius.Packet) (value string, err error) {`)
p(w, ` var i string`)
p(w, ` var valid bool`)
p(w, ` for _, avp := range p.Attributes {`)
p(w, ` if avp.Type != `, ident, `_Type {`)
p(w, ` continue`)
p(w, ` }`)
p(w, ` attr := avp.Attribute`)
p(w, ` i = radius.String(attr)`)
p(w, ` if err != nil {`)
p(w, ` return`)
p(w, ` }`)
p(w, ` value += i`)
p(w, ` valid = true`)
p(w, ` }`)
p(w, ` if !valid {`)
p(w, ` err = radius.ErrNoAttribute`)
p(w, ` }`)
p(w, ` return`)
p(w, `}`)
p(w)
p(w, `func `, ident, `_Set(p *radius.Packet, value []byte) (err error) {`)
p(w, ` const maximumChunkSize = 253`)
p(w, ` var attrs []*radius.AVP`)
p(w, ` for len(value) > 0 {`)
p(w, ` var a radius.Attribute`)
p(w, ` n := len(value)`)
p(w, ` if n > maximumChunkSize {`)
p(w, ` n = maximumChunkSize`)
p(w, ` }`)
p(w, ` a, err = radius.NewBytes(value[:n])`)
p(w, ` if err != nil {`)
p(w, ` return`)
p(w, ` }`)
p(w, ` attrs = append(attrs, &radius.AVP{`)
p(w, ` Type: `, ident, `_Type,`)
p(w, ` Attribute: a,`)
p(w, ` })`)
p(w, ` value = value[n:]`)
p(w, ` }`)
p(w, ` p.Attributes = append(p.Attributes, attrs...)`)
p(w, ` return`)
p(w, `}`)
p(w)
p(w, `func `, ident, `_SetString(p *radius.Packet, value string) (err error) {`)
p(w, ` const maximumChunkSize = 253`)
p(w, ` var attrs []*radius.AVP`)
p(w, ` for len(value) > 0 {`)
p(w, ` var a radius.Attribute`)
p(w, ` n := len(value)`)
p(w, ` if n > maximumChunkSize {`)
p(w, ` n = maximumChunkSize`)
p(w, ` }`)
p(w, ` a, err = radius.NewString(value[:n])`)
p(w, ` if err != nil {`)
p(w, ` return`)
p(w, ` }`)
p(w, ` attrs = append(attrs, &radius.AVP{`)
p(w, ` Type: `, ident, `_Type,`)
p(w, ` Attribute: a,`)
p(w, ` })`)
p(w, ` value = value[n:]`)
p(w, ` }`)
p(w, ` p.Attributes = append(p.Attributes, attrs...)`)
p(w, ` return`)
p(w, `}`)
p(w)
p(w, `func `, ident, `_Del(p *radius.Packet) {`)
p(w, ` p.Attributes.Del(`, ident, `_Type)`)
p(w, `}`)
}
func (g *Generator) genAttributeIPAddr(w io.Writer, attr *dictionary.Attribute, vendor *dictionary.Vendor, length int) {
if length != net.IPv4len && length != net.IPv6len {
panic("invalid length")
}
ident := identifier(attr.Name)
var vendorIdent string
if vendor != nil {
vendorIdent = identifier(vendor.Name)
}
p(w)
p(w, `func `, ident, `_Add(p *radius.Packet, value net.IP) (err error) {`)
p(w, ` var a radius.Attribute`)
if length == net.IPv4len {
p(w, ` a, err = radius.NewIPAddr(value)`)
} else {
p(w, ` a, err = radius.NewIPv6Addr(value)`)
}
p(w, ` if err != nil {`)
p(w, ` return`)
p(w, ` }`)
if attr.FlagEncrypt.Valid && attr.FlagEncrypt.Int == dictionary.EncryptTunnelPassword {
genNewTunnelPassword(w, `a`)
}
if vendor != nil {
p(w, ` return _`, vendorIdent, `_AddVendor(p, `, strconv.Itoa(attr.OID[0]), `, a)`)
} else {
p(w, ` p.Add(`, ident, `_Type, a)`)
p(w, ` return`)
}
p(w, `}`)
p(w)
if attr.FlagEncrypt.Valid && attr.FlagEncrypt.Int == dictionary.EncryptTunnelPassword {
p(w, `func `, ident, `_Get(p, q *radius.Packet) (value net.IP) {`)
p(w, ` value, _ = `, ident, `_Lookup(p, q)`)
} else {
p(w, `func `, ident, `_Get(p *radius.Packet) (value net.IP) {`)
p(w, ` value, _ = `, ident, `_Lookup(p)`)
}
p(w, ` return`)
p(w, `}`)
p(w)
if attr.FlagEncrypt.Valid && attr.FlagEncrypt.Int == dictionary.EncryptTunnelPassword {
p(w, `func `, ident, `_Gets(p, q *radius.Packet) (values []net.IP, err error) {`)
} else {
p(w, `func `, ident, `_Gets(p *radius.Packet) (values []net.IP, err error) {`)
}
p(w, ` var i net.IP`)
if vendor != nil {
p(w, ` for _, attr := range _`, vendorIdent, `_GetsVendor(p, `, strconv.Itoa(attr.OID[0]), `) {`)
} else {
p(w, ` for _, avp := range p.Attributes {`)
p(w, ` if avp.Type != `, ident, `_Type {`)
p(w, ` continue`)
p(w, ` }`)
p(w, ` attr := avp.Attribute`)
}
if attr.FlagEncrypt.Valid && attr.FlagEncrypt.Int == dictionary.EncryptTunnelPassword {
p(w, ` attr, _, err = radius.TunnelPassword(attr, p.Secret, q.Authenticator[:])`)
p(w, ` if err != nil {`)
p(w, ` return`)
p(w, ` }`)
}
if length == net.IPv4len {
p(w, ` i, err = radius.IPAddr(attr)`)
} else {
p(w, ` i, err = radius.IPv6Addr(attr)`)
}
p(w, ` if err != nil {`)
p(w, ` return`)
p(w, ` }`)
p(w, ` values = append(values, i)`)
p(w, ` }`)
p(w, ` return`)
p(w, `}`)
p(w)
if attr.FlagEncrypt.Valid && attr.FlagEncrypt.Int == dictionary.EncryptTunnelPassword {
p(w, `func `, ident, `_Lookup(p, q *radius.Packet) (value net.IP, err error) {`)
} else {
p(w, `func `, ident, `_Lookup(p *radius.Packet) (value net.IP, err error) {`)
}
if vendor != nil {
p(w, ` a, ok := _`, vendorIdent, `_LookupVendor(p, `, strconv.Itoa(attr.OID[0]), `)`)
} else {
p(w, ` a, ok := p.Lookup(`, ident, `_Type)`)
}
p(w, ` if !ok {`)
p(w, ` err = radius.ErrNoAttribute`)
p(w, ` return`)
p(w, ` }`)
if attr.FlagEncrypt.Valid && attr.FlagEncrypt.Int == dictionary.EncryptTunnelPassword {
p(w, ` a, _, err = radius.TunnelPassword(a, p.Secret, q.Authenticator[:])`)
p(w, ` if err != nil {`)
p(w, ` return`)
p(w, ` }`)
}
if length == net.IPv4len {
p(w, ` value, err = radius.IPAddr(a)`)
} else {
p(w, ` value, err = radius.IPv6Addr(a)`)
}
p(w, ` return`)
p(w, `}`)
p(w)
p(w, `func `, ident, `_Set(p *radius.Packet, value net.IP) (err error) {`)
p(w, ` var a radius.Attribute`)
if length == net.IPv4len {
p(w, ` a, err = radius.NewIPAddr(value)`)
} else {
p(w, ` a, err = radius.NewIPv6Addr(value)`)
}
p(w, ` if err != nil {`)
p(w, ` return`)
p(w, ` }`)
if attr.FlagEncrypt.Valid && attr.FlagEncrypt.Int == dictionary.EncryptTunnelPassword {
genNewTunnelPassword(w, `a`)
}
if vendor != nil {
p(w, ` return _`, vendorIdent, `_SetVendor(p, `, strconv.Itoa(attr.OID[0]), `, a)`)
} else {
p(w, ` p.Set(`, ident, `_Type, a)`)
p(w, ` return`)
}
p(w, `}`)
p(w)
p(w, `func `, ident, `_Del(p *radius.Packet) {`)
if vendor != nil {
p(w, ` _`, vendorIdent, `_DelVendor(p, `, strconv.Itoa(attr.OID[0]), `)`)
} else {
p(w, ` p.Attributes.Del(`, ident, `_Type)`)
}
p(w, `}`)
}
func (g *Generator) genAttributeIFID(w io.Writer, attr *dictionary.Attribute, vendor *dictionary.Vendor) {
ident := identifier(attr.Name)
var vendorIdent string
if vendor != nil {
vendorIdent = identifier(vendor.Name)
}
p(w)
p(w, `func `, ident, `_Add(p *radius.Packet, value net.HardwareAddr) (err error) {`)
p(w, ` var a radius.Attribute`)
p(w, ` a, err = radius.NewIFID(value)`)
p(w, ` if err != nil {`)
p(w, ` return`)
p(w, ` }`)
if vendor != nil {
p(w, ` return _`, vendorIdent, `_AddVendor(p, `, strconv.Itoa(attr.OID[0]), `, a)`)
} else {
p(w, ` p.Add(`, ident, `_Type, a)`)
p(w, ` return`)
}
p(w, `}`)
p(w)
p(w, `func `, ident, `_Get(p *radius.Packet) (value net.HardwareAddr) {`)
p(w, ` value, _ = `, ident, `_Lookup(p)`)
p(w, ` return`)
p(w, `}`)
p(w)
p(w, `func `, ident, `_Gets(p *radius.Packet) (values []net.HardwareAddr, err error) {`)
p(w, ` var i net.HardwareAddr`)
if vendor != nil {
p(w, ` for _, attr := range _`, vendorIdent, `_GetsVendor(p, `, strconv.Itoa(attr.OID[0]), `) {`)
} else {
p(w, ` for _, avp := range p.Attributes {`)
p(w, ` if avp.Type != `, ident, `_Type {`)
p(w, ` continue`)
p(w, ` }`)
p(w, ` attr := avp.Attribute`)
}
p(w, ` i, err = radius.IFID(attr)`)
p(w, ` if err != nil {`)
p(w, ` return`)
p(w, ` }`)
p(w, ` values = append(values, i)`)
p(w, ` }`)
p(w, ` return`)
p(w, `}`)
p(w)
p(w, `func `, ident, `_Lookup(p *radius.Packet) (value net.HardwareAddr, err error) {`)
if vendor != nil {
p(w, ` a, ok := _`, vendorIdent, `_LookupVendor(p, `, strconv.Itoa(attr.OID[0]), `)`)
} else {
p(w, ` a, ok := p.Lookup(`, ident, `_Type)`)
}
p(w, ` if !ok {`)
p(w, ` err = radius.ErrNoAttribute`)
p(w, ` return`)
p(w, ` }`)
p(w, ` value, err = radius.IFID(a)`)
p(w, ` return`)
p(w, `}`)
p(w)
p(w, `func `, ident, `_Set(p *radius.Packet, value net.HardwareAddr) (err error) {`)
p(w, ` var a radius.Attribute`)
p(w, ` a, err = radius.NewIFID(value)`)
p(w, ` if err != nil {`)
p(w, ` return`)
p(w, ` }`)
if vendor != nil {
p(w, ` return _`, vendorIdent, `_SetVendor(p, `, strconv.Itoa(attr.OID[0]), `, a)`)
} else {
p(w, ` p.Set(`, ident, `_Type, a)`)
p(w, ` return`)
}
p(w, `}`)
p(w)
p(w, `func `, ident, `_Del(p *radius.Packet) {`)
if vendor != nil {
p(w, ` _`, vendorIdent, `_DelVendor(p, `, strconv.Itoa(attr.OID[0]), `)`)
} else {
p(w, ` p.Attributes.Del(`, ident, `_Type)`)
}
p(w, `}`)
}
func (g *Generator) genAttributeIPv6Prefix(w io.Writer, attr *dictionary.Attribute, vendor *dictionary.Vendor) {
ident := identifier(attr.Name)
var vendorIdent string
if vendor != nil {
vendorIdent = identifier(vendor.Name)
}
p(w)
p(w, `func `, ident, `_Add(p *radius.Packet, value *net.IPNet) (err error) {`)
p(w, ` var a radius.Attribute`)
p(w, ` a, err = radius.NewIPv6Prefix(value)`)
p(w, ` if err != nil {`)
p(w, ` return`)
p(w, ` }`)
if vendor != nil {
p(w, ` return _`, vendorIdent, `_AddVendor(p, `, strconv.Itoa(attr.OID[0]), `, a)`)
} else {
p(w, ` p.Add(`, ident, `_Type, a)`)
p(w, ` return`)
}
p(w, `}`)
p(w)
p(w, `func `, ident, `_Get(p *radius.Packet) (value *net.IPNet) {`)
p(w, ` value, _ = `, ident, `_Lookup(p)`)
p(w, ` return`)
p(w, `}`)
p(w)
p(w, `func `, ident, `_Gets(p *radius.Packet) (values []*net.IPNet, err error) {`)
p(w, ` var i *net.IPNet`)
if vendor != nil {
p(w, ` for _, attr := range _`, vendorIdent, `_GetsVendor(p, `, strconv.Itoa(attr.OID[0]), `) {`)
} else {
p(w, ` for _, avp := range p.Attributes {`)
p(w, ` if avp.Type != `, ident, `_Type {`)
p(w, ` continue`)
p(w, ` }`)
p(w, ` attr := avp.Attribute`)
}
p(w, ` i, err = radius.IPv6Prefix(attr)`)
p(w, ` if err != nil {`)
p(w, ` return`)
p(w, ` }`)
p(w, ` values = append(values, i)`)
p(w, ` }`)
p(w, ` return`)
p(w, `}`)
p(w)
p(w, `func `, ident, `_Lookup(p *radius.Packet) (value *net.IPNet, err error) {`)
if vendor != nil {
p(w, ` a, ok := _`, vendorIdent, `_LookupVendor(p, `, strconv.Itoa(attr.OID[0]), `)`)
} else {
p(w, ` a, ok := p.Lookup(`, ident, `_Type)`)
}
p(w, ` if !ok {`)
p(w, ` err = radius.ErrNoAttribute`)
p(w, ` return`)
p(w, ` }`)
p(w, ` value, err = radius.IPv6Prefix(a)`)
p(w, ` return`)
p(w, `}`)
p(w)
p(w, `func `, ident, `_Set(p *radius.Packet, value *net.IPNet) (err error) {`)
p(w, ` var a radius.Attribute`)
p(w, ` a, err = radius.NewIPv6Prefix(value)`)
p(w, ` if err != nil {`)
p(w, ` return`)
p(w, ` }`)
if vendor != nil {
p(w, ` return _`, vendorIdent, `_SetVendor(p, `, strconv.Itoa(attr.OID[0]), `, a)`)
} else {
p(w, ` p.Set(`, ident, `_Type, a)`)
p(w, ` return`)
}
p(w, `}`)
p(w)
p(w, `func `, ident, `_Del(p *radius.Packet) {`)
if vendor != nil {
p(w, ` _`, vendorIdent, `_DelVendor(p, `, strconv.Itoa(attr.OID[0]), `)`)
} else {
p(w, ` p.Attributes.Del(`, ident, `_Type)`)
}
p(w, `}`)
}
func (g *Generator) genAttributeDate(w io.Writer, attr *dictionary.Attribute, vendor *dictionary.Vendor) {
ident := identifier(attr.Name)
var vendorIdent string
if vendor != nil {
vendorIdent = identifier(vendor.Name)
}
p(w)
p(w, `func `, ident, `_Add(p *radius.Packet, value time.Time) (err error) {`)
p(w, ` var a radius.Attribute`)
p(w, ` a, err = radius.NewDate(value)`)
p(w, ` if err != nil {`)
p(w, ` return`)
p(w, ` }`)
if vendor != nil {
p(w, ` return _`, vendorIdent, `_AddVendor(p, `, strconv.Itoa(attr.OID[0]), `, a)`)
} else {
p(w, ` p.Add(`, ident, `_Type, a)`)
p(w, ` return`)
}
p(w, `}`)
p(w)
p(w, `func `, ident, `_Get(p *radius.Packet) (value time.Time) {`)
p(w, ` value, _ = `, ident, `_Lookup(p)`)
p(w, ` return`)
p(w, `}`)
p(w)
p(w, `func `, ident, `_Gets(p *radius.Packet) (values []time.Time, err error) {`)
p(w, ` var i time.Time`)
if vendor != nil {
p(w, ` for _, attr := range _`, vendorIdent, `_GetsVendor(p, `, strconv.Itoa(attr.OID[0]), `) {`)
} else {
p(w, ` for _, avp := range p.Attributes {`)
p(w, ` if avp.Type != `, ident, `_Type {`)
p(w, ` continue`)
p(w, ` }`)
p(w, ` attr := avp.Attribute`)
}
p(w, ` i, err = radius.Date(attr)`)
p(w, ` if err != nil {`)
p(w, ` return`)
p(w, ` }`)
p(w, ` values = append(values, i)`)
p(w, ` }`)
p(w, ` return`)
p(w, `}`)
p(w)
p(w, `func `, ident, `_Lookup(p *radius.Packet) (value time.Time, err error) {`)
if vendor != nil {
p(w, ` a, ok := _`, vendorIdent, `_LookupVendor(p, `, strconv.Itoa(attr.OID[0]), `)`)
} else {
p(w, ` a, ok := p.Lookup(`, ident, `_Type)`)
}
p(w, ` if !ok {`)
p(w, ` err = radius.ErrNoAttribute`)
p(w, ` return`)
p(w, ` }`)
p(w, ` value, err = radius.Date(a)`)
p(w, ` return`)
p(w, `}`)
p(w)
p(w, `func `, ident, `_Set(p *radius.Packet, value time.Time) (err error) {`)
p(w, ` var a radius.Attribute`)
p(w, ` a, err = radius.NewDate(value)`)
p(w, ` if err != nil {`)
p(w, ` return`)
p(w, ` }`)
if vendor != nil {
p(w, ` return _`, vendorIdent, `_SetVendor(p, `, strconv.Itoa(attr.OID[0]), `, a)`)
} else {
p(w, ` p.Set(`, ident, `_Type, a)`)
p(w, ` return`)
}
p(w, `}`)
p(w)
p(w, `func `, ident, `_Del(p *radius.Packet) {`)
if vendor != nil {
p(w, ` _`, vendorIdent, `_DelVendor(p, `, strconv.Itoa(attr.OID[0]), `)`)
} else {
p(w, ` p.Attributes.Del(`, ident, `_Type)`)
}
p(w, `}`)
}
func (g *Generator) genAttributeInteger(w io.Writer, attr *dictionary.Attribute, allValues []*dictionary.Value, bitsize int, vendor *dictionary.Vendor) {
var values []*dictionary.Value
for _, value := range allValues {
if value.Attribute == attr.Name {
if len(values) > 0 && values[len(values)-1].Number == value.Number {
values[len(values)-1] = value
} else {
values = append(values, value)
}
}
}
ident := identifier(attr.Name)
var vendorIdent string
if vendor != nil {
vendorIdent = identifier(vendor.Name)
}
p(w)
if bitsize == 64 {
p(w, `type `, ident, ` uint64`)
} else if bitsize == 16 {
p(w, `type `, ident, ` uint16`)
} else { // 32
p(w, `type `, ident, ` uint32`)
}
// Values
if len(values) > 0 {
p(w)
p(w, `const (`)
for _, value := range values {
valueIdent := identifier(value.Name)
p(w, ` `, ident, `_Value_`, valueIdent, ` `, ident, ` = `, strconv.FormatUint(value.Number, 10))
}
p(w, `)`)
}
p(w)
p(w, `var `, ident, `_Strings = map[`, ident, `]string{`)
for _, value := range values {
valueIdent := identifier(value.Name)
p(w, ` `, ident, `_Value_`, valueIdent, `: `, strconv.Quote(value.Name), `,`)
}
p(w, `}`)
p(w)
p(w, `func (a `, ident, `) String() string {`)
p(w, ` if str, ok := `, ident, `_Strings[a]; ok {`)
p(w, ` return str`)
p(w, ` }`)
p(w, ` return "`, ident, `(" + strconv.FormatUint(uint64(a), 10) + ")"`)
p(w, `}`)
p(w)