github.com/edwarnicke/govpp@v0.0.0-20230130211138-14ef5d20b1d0/binapi/ip_types/ip_types.ba.go (about)

     1  // Code generated by GoVPP's binapi-generator. DO NOT EDIT.
     2  // versions:
     3  //  binapi-generator: v0.4.0-dev
     4  //  VPP:              23.02-rc0~189-g57127b32a
     5  // source: /usr/share/vpp/api/core/ip_types.api.json
     6  
     7  // Package ip_types contains generated bindings for API file ip_types.api.
     8  //
     9  // Contents:
    10  //   5 aliases
    11  //   5 enums
    12  //   8 structs
    13  //   1 union
    14  //
    15  package ip_types
    16  
    17  import (
    18  	"fmt"
    19  	"net"
    20  	"strconv"
    21  	"strings"
    22  
    23  	api "git.fd.io/govpp.git/api"
    24  	codec "git.fd.io/govpp.git/codec"
    25  )
    26  
    27  // This is a compile-time assertion to ensure that this generated file
    28  // is compatible with the GoVPP api package it is being compiled against.
    29  // A compilation error at this line likely means your copy of the
    30  // GoVPP api package needs to be updated.
    31  const _ = api.GoVppAPIPackageIsVersion2
    32  
    33  // AddressFamily defines enum 'address_family'.
    34  type AddressFamily uint8
    35  
    36  const (
    37  	ADDRESS_IP4 AddressFamily = 0
    38  	ADDRESS_IP6 AddressFamily = 1
    39  )
    40  
    41  var (
    42  	AddressFamily_name = map[uint8]string{
    43  		0: "ADDRESS_IP4",
    44  		1: "ADDRESS_IP6",
    45  	}
    46  	AddressFamily_value = map[string]uint8{
    47  		"ADDRESS_IP4": 0,
    48  		"ADDRESS_IP6": 1,
    49  	}
    50  )
    51  
    52  func (x AddressFamily) String() string {
    53  	s, ok := AddressFamily_name[uint8(x)]
    54  	if ok {
    55  		return s
    56  	}
    57  	return "AddressFamily(" + strconv.Itoa(int(x)) + ")"
    58  }
    59  
    60  // IPDscp defines enum 'ip_dscp'.
    61  type IPDscp uint8
    62  
    63  const (
    64  	IP_API_DSCP_CS0  IPDscp = 0
    65  	IP_API_DSCP_CS1  IPDscp = 8
    66  	IP_API_DSCP_AF11 IPDscp = 10
    67  	IP_API_DSCP_AF12 IPDscp = 12
    68  	IP_API_DSCP_AF13 IPDscp = 14
    69  	IP_API_DSCP_CS2  IPDscp = 16
    70  	IP_API_DSCP_AF21 IPDscp = 18
    71  	IP_API_DSCP_AF22 IPDscp = 20
    72  	IP_API_DSCP_AF23 IPDscp = 22
    73  	IP_API_DSCP_CS3  IPDscp = 24
    74  	IP_API_DSCP_AF31 IPDscp = 26
    75  	IP_API_DSCP_AF32 IPDscp = 28
    76  	IP_API_DSCP_AF33 IPDscp = 30
    77  	IP_API_DSCP_CS4  IPDscp = 32
    78  	IP_API_DSCP_AF41 IPDscp = 34
    79  	IP_API_DSCP_AF42 IPDscp = 36
    80  	IP_API_DSCP_AF43 IPDscp = 38
    81  	IP_API_DSCP_CS5  IPDscp = 40
    82  	IP_API_DSCP_EF   IPDscp = 46
    83  	IP_API_DSCP_CS6  IPDscp = 48
    84  	IP_API_DSCP_CS7  IPDscp = 50
    85  )
    86  
    87  var (
    88  	IPDscp_name = map[uint8]string{
    89  		0:  "IP_API_DSCP_CS0",
    90  		8:  "IP_API_DSCP_CS1",
    91  		10: "IP_API_DSCP_AF11",
    92  		12: "IP_API_DSCP_AF12",
    93  		14: "IP_API_DSCP_AF13",
    94  		16: "IP_API_DSCP_CS2",
    95  		18: "IP_API_DSCP_AF21",
    96  		20: "IP_API_DSCP_AF22",
    97  		22: "IP_API_DSCP_AF23",
    98  		24: "IP_API_DSCP_CS3",
    99  		26: "IP_API_DSCP_AF31",
   100  		28: "IP_API_DSCP_AF32",
   101  		30: "IP_API_DSCP_AF33",
   102  		32: "IP_API_DSCP_CS4",
   103  		34: "IP_API_DSCP_AF41",
   104  		36: "IP_API_DSCP_AF42",
   105  		38: "IP_API_DSCP_AF43",
   106  		40: "IP_API_DSCP_CS5",
   107  		46: "IP_API_DSCP_EF",
   108  		48: "IP_API_DSCP_CS6",
   109  		50: "IP_API_DSCP_CS7",
   110  	}
   111  	IPDscp_value = map[string]uint8{
   112  		"IP_API_DSCP_CS0":  0,
   113  		"IP_API_DSCP_CS1":  8,
   114  		"IP_API_DSCP_AF11": 10,
   115  		"IP_API_DSCP_AF12": 12,
   116  		"IP_API_DSCP_AF13": 14,
   117  		"IP_API_DSCP_CS2":  16,
   118  		"IP_API_DSCP_AF21": 18,
   119  		"IP_API_DSCP_AF22": 20,
   120  		"IP_API_DSCP_AF23": 22,
   121  		"IP_API_DSCP_CS3":  24,
   122  		"IP_API_DSCP_AF31": 26,
   123  		"IP_API_DSCP_AF32": 28,
   124  		"IP_API_DSCP_AF33": 30,
   125  		"IP_API_DSCP_CS4":  32,
   126  		"IP_API_DSCP_AF41": 34,
   127  		"IP_API_DSCP_AF42": 36,
   128  		"IP_API_DSCP_AF43": 38,
   129  		"IP_API_DSCP_CS5":  40,
   130  		"IP_API_DSCP_EF":   46,
   131  		"IP_API_DSCP_CS6":  48,
   132  		"IP_API_DSCP_CS7":  50,
   133  	}
   134  )
   135  
   136  func (x IPDscp) String() string {
   137  	s, ok := IPDscp_name[uint8(x)]
   138  	if ok {
   139  		return s
   140  	}
   141  	return "IPDscp(" + strconv.Itoa(int(x)) + ")"
   142  }
   143  
   144  // IPEcn defines enum 'ip_ecn'.
   145  type IPEcn uint8
   146  
   147  const (
   148  	IP_API_ECN_NONE IPEcn = 0
   149  	IP_API_ECN_ECT0 IPEcn = 1
   150  	IP_API_ECN_ECT1 IPEcn = 2
   151  	IP_API_ECN_CE   IPEcn = 3
   152  )
   153  
   154  var (
   155  	IPEcn_name = map[uint8]string{
   156  		0: "IP_API_ECN_NONE",
   157  		1: "IP_API_ECN_ECT0",
   158  		2: "IP_API_ECN_ECT1",
   159  		3: "IP_API_ECN_CE",
   160  	}
   161  	IPEcn_value = map[string]uint8{
   162  		"IP_API_ECN_NONE": 0,
   163  		"IP_API_ECN_ECT0": 1,
   164  		"IP_API_ECN_ECT1": 2,
   165  		"IP_API_ECN_CE":   3,
   166  	}
   167  )
   168  
   169  func (x IPEcn) String() string {
   170  	s, ok := IPEcn_name[uint8(x)]
   171  	if ok {
   172  		return s
   173  	}
   174  	return "IPEcn(" + strconv.Itoa(int(x)) + ")"
   175  }
   176  
   177  // IPFeatureLocation defines enum 'ip_feature_location'.
   178  type IPFeatureLocation uint8
   179  
   180  const (
   181  	IP_API_FEATURE_INPUT  IPFeatureLocation = 0
   182  	IP_API_FEATURE_OUTPUT IPFeatureLocation = 1
   183  	IP_API_FEATURE_LOCAL  IPFeatureLocation = 2
   184  	IP_API_FEATURE_PUNT   IPFeatureLocation = 3
   185  	IP_API_FEATURE_DROP   IPFeatureLocation = 4
   186  )
   187  
   188  var (
   189  	IPFeatureLocation_name = map[uint8]string{
   190  		0: "IP_API_FEATURE_INPUT",
   191  		1: "IP_API_FEATURE_OUTPUT",
   192  		2: "IP_API_FEATURE_LOCAL",
   193  		3: "IP_API_FEATURE_PUNT",
   194  		4: "IP_API_FEATURE_DROP",
   195  	}
   196  	IPFeatureLocation_value = map[string]uint8{
   197  		"IP_API_FEATURE_INPUT":  0,
   198  		"IP_API_FEATURE_OUTPUT": 1,
   199  		"IP_API_FEATURE_LOCAL":  2,
   200  		"IP_API_FEATURE_PUNT":   3,
   201  		"IP_API_FEATURE_DROP":   4,
   202  	}
   203  )
   204  
   205  func (x IPFeatureLocation) String() string {
   206  	s, ok := IPFeatureLocation_name[uint8(x)]
   207  	if ok {
   208  		return s
   209  	}
   210  	return "IPFeatureLocation(" + strconv.Itoa(int(x)) + ")"
   211  }
   212  
   213  // IPProto defines enum 'ip_proto'.
   214  type IPProto uint8
   215  
   216  const (
   217  	IP_API_PROTO_HOPOPT   IPProto = 0
   218  	IP_API_PROTO_ICMP     IPProto = 1
   219  	IP_API_PROTO_IGMP     IPProto = 2
   220  	IP_API_PROTO_TCP      IPProto = 6
   221  	IP_API_PROTO_UDP      IPProto = 17
   222  	IP_API_PROTO_GRE      IPProto = 47
   223  	IP_API_PROTO_ESP      IPProto = 50
   224  	IP_API_PROTO_AH       IPProto = 51
   225  	IP_API_PROTO_ICMP6    IPProto = 58
   226  	IP_API_PROTO_EIGRP    IPProto = 88
   227  	IP_API_PROTO_OSPF     IPProto = 89
   228  	IP_API_PROTO_SCTP     IPProto = 132
   229  	IP_API_PROTO_RESERVED IPProto = 255
   230  )
   231  
   232  var (
   233  	IPProto_name = map[uint8]string{
   234  		0:   "IP_API_PROTO_HOPOPT",
   235  		1:   "IP_API_PROTO_ICMP",
   236  		2:   "IP_API_PROTO_IGMP",
   237  		6:   "IP_API_PROTO_TCP",
   238  		17:  "IP_API_PROTO_UDP",
   239  		47:  "IP_API_PROTO_GRE",
   240  		50:  "IP_API_PROTO_ESP",
   241  		51:  "IP_API_PROTO_AH",
   242  		58:  "IP_API_PROTO_ICMP6",
   243  		88:  "IP_API_PROTO_EIGRP",
   244  		89:  "IP_API_PROTO_OSPF",
   245  		132: "IP_API_PROTO_SCTP",
   246  		255: "IP_API_PROTO_RESERVED",
   247  	}
   248  	IPProto_value = map[string]uint8{
   249  		"IP_API_PROTO_HOPOPT":   0,
   250  		"IP_API_PROTO_ICMP":     1,
   251  		"IP_API_PROTO_IGMP":     2,
   252  		"IP_API_PROTO_TCP":      6,
   253  		"IP_API_PROTO_UDP":      17,
   254  		"IP_API_PROTO_GRE":      47,
   255  		"IP_API_PROTO_ESP":      50,
   256  		"IP_API_PROTO_AH":       51,
   257  		"IP_API_PROTO_ICMP6":    58,
   258  		"IP_API_PROTO_EIGRP":    88,
   259  		"IP_API_PROTO_OSPF":     89,
   260  		"IP_API_PROTO_SCTP":     132,
   261  		"IP_API_PROTO_RESERVED": 255,
   262  	}
   263  )
   264  
   265  func (x IPProto) String() string {
   266  	s, ok := IPProto_name[uint8(x)]
   267  	if ok {
   268  		return s
   269  	}
   270  	return "IPProto(" + strconv.Itoa(int(x)) + ")"
   271  }
   272  
   273  // AddressWithPrefix defines alias 'address_with_prefix'.
   274  type AddressWithPrefix Prefix
   275  
   276  func ParseAddressWithPrefix(s string) (AddressWithPrefix, error) {
   277  	prefix, err := ParsePrefix(s)
   278  	if err != nil {
   279  		return AddressWithPrefix{}, err
   280  	}
   281  	return AddressWithPrefix(prefix), nil
   282  }
   283  func (x AddressWithPrefix) String() string {
   284  	return Prefix(x).String()
   285  }
   286  func (x *AddressWithPrefix) MarshalText() ([]byte, error) {
   287  	return []byte(x.String()), nil
   288  }
   289  func (x *AddressWithPrefix) UnmarshalText(text []byte) error {
   290  	prefix, err := ParseAddressWithPrefix(string(text))
   291  	if err != nil {
   292  		return err
   293  	}
   294  	*x = prefix
   295  	return nil
   296  }
   297  
   298  // IP4Address defines alias 'ip4_address'.
   299  type IP4Address [4]uint8
   300  
   301  func ParseIP4Address(s string) (IP4Address, error) {
   302  	ip := net.ParseIP(s).To4()
   303  	if ip == nil {
   304  		return IP4Address{}, fmt.Errorf("invalid IP address: %s", s)
   305  	}
   306  	var ipaddr IP4Address
   307  	copy(ipaddr[:], ip.To4())
   308  	return ipaddr, nil
   309  }
   310  
   311  func (x IP4Address) ToIP() net.IP {
   312  	return net.IP(x[:]).To4()
   313  }
   314  func (x IP4Address) String() string {
   315  	return x.ToIP().String()
   316  }
   317  func (x *IP4Address) MarshalText() ([]byte, error) {
   318  	return []byte(x.String()), nil
   319  }
   320  func (x *IP4Address) UnmarshalText(text []byte) error {
   321  	ipaddr, err := ParseIP4Address(string(text))
   322  	if err != nil {
   323  		return err
   324  	}
   325  	*x = ipaddr
   326  	return nil
   327  }
   328  
   329  // IP4AddressWithPrefix defines alias 'ip4_address_with_prefix'.
   330  type IP4AddressWithPrefix IP4Prefix
   331  
   332  // IP6Address defines alias 'ip6_address'.
   333  type IP6Address [16]uint8
   334  
   335  func ParseIP6Address(s string) (IP6Address, error) {
   336  	ip := net.ParseIP(s).To16()
   337  	if ip == nil {
   338  		return IP6Address{}, fmt.Errorf("invalid IP address: %s", s)
   339  	}
   340  	var ipaddr IP6Address
   341  	copy(ipaddr[:], ip.To16())
   342  	return ipaddr, nil
   343  }
   344  
   345  func (x IP6Address) ToIP() net.IP {
   346  	return net.IP(x[:]).To16()
   347  }
   348  func (x IP6Address) String() string {
   349  	return x.ToIP().String()
   350  }
   351  func (x *IP6Address) MarshalText() ([]byte, error) {
   352  	return []byte(x.String()), nil
   353  }
   354  func (x *IP6Address) UnmarshalText(text []byte) error {
   355  	ipaddr, err := ParseIP6Address(string(text))
   356  	if err != nil {
   357  		return err
   358  	}
   359  	*x = ipaddr
   360  	return nil
   361  }
   362  
   363  // IP6AddressWithPrefix defines alias 'ip6_address_with_prefix'.
   364  type IP6AddressWithPrefix IP6Prefix
   365  
   366  // Address defines type 'address'.
   367  type Address struct {
   368  	Af AddressFamily `binapi:"address_family,name=af" json:"af,omitempty"`
   369  	Un AddressUnion  `binapi:"address_union,name=un" json:"un,omitempty"`
   370  }
   371  
   372  func ParseAddress(s string) (Address, error) {
   373  	ip := net.ParseIP(s)
   374  	if ip == nil {
   375  		return Address{}, fmt.Errorf("invalid address: %s", s)
   376  	}
   377  	var addr Address
   378  	if ip.To4() == nil {
   379  		addr.Af = ADDRESS_IP6
   380  		var ip6 IP6Address
   381  		copy(ip6[:], ip.To16())
   382  		addr.Un.SetIP6(ip6)
   383  	} else {
   384  		addr.Af = ADDRESS_IP4
   385  		var ip4 IP4Address
   386  		copy(ip4[:], ip.To4())
   387  		addr.Un.SetIP4(ip4)
   388  	}
   389  	return addr, nil
   390  }
   391  func (x Address) ToIP() net.IP {
   392  	if x.Af == ADDRESS_IP6 {
   393  		ip6 := x.Un.GetIP6()
   394  		return net.IP(ip6[:]).To16()
   395  	} else {
   396  		ip4 := x.Un.GetIP4()
   397  		return net.IP(ip4[:]).To4()
   398  	}
   399  }
   400  func (x Address) String() string {
   401  	return x.ToIP().String()
   402  }
   403  func (x *Address) MarshalText() ([]byte, error) {
   404  	return []byte(x.String()), nil
   405  }
   406  func (x *Address) UnmarshalText(text []byte) error {
   407  	addr, err := ParseAddress(string(text))
   408  	if err != nil {
   409  		return err
   410  	}
   411  	*x = addr
   412  	return nil
   413  }
   414  
   415  // IP4AddressAndMask defines type 'ip4_address_and_mask'.
   416  type IP4AddressAndMask struct {
   417  	Addr IP4Address `binapi:"ip4_address,name=addr" json:"addr,omitempty"`
   418  	Mask IP4Address `binapi:"ip4_address,name=mask" json:"mask,omitempty"`
   419  }
   420  
   421  // IP4Prefix defines type 'ip4_prefix'.
   422  type IP4Prefix struct {
   423  	Address IP4Address `binapi:"ip4_address,name=address" json:"address,omitempty"`
   424  	Len     uint8      `binapi:"u8,name=len" json:"len,omitempty"`
   425  }
   426  
   427  func ParseIP4Prefix(s string) (prefix IP4Prefix, err error) {
   428  	hasPrefix := strings.Contains(s, "/")
   429  	if hasPrefix {
   430  		ip, network, err := net.ParseCIDR(s)
   431  		if err != nil {
   432  			return IP4Prefix{}, fmt.Errorf("invalid IP %s: %s", s, err)
   433  		}
   434  		maskSize, _ := network.Mask.Size()
   435  		prefix.Len = byte(maskSize)
   436  		prefix.Address, err = ParseIP4Address(ip.String())
   437  		if err != nil {
   438  			return IP4Prefix{}, fmt.Errorf("invalid IP %s: %s", s, err)
   439  		}
   440  	} else {
   441  		ip := net.ParseIP(s)
   442  		defaultMaskSize, _ := net.CIDRMask(32, 32).Size()
   443  		if ip.To4() == nil {
   444  			defaultMaskSize, _ = net.CIDRMask(128, 128).Size()
   445  		}
   446  		prefix.Len = byte(defaultMaskSize)
   447  		prefix.Address, err = ParseIP4Address(ip.String())
   448  		if err != nil {
   449  			return IP4Prefix{}, fmt.Errorf("invalid IP %s: %s", s, err)
   450  		}
   451  	}
   452  	return prefix, nil
   453  }
   454  func (x IP4Prefix) ToIPNet() *net.IPNet {
   455  	mask := net.CIDRMask(int(x.Len), 32)
   456  	ipnet := &net.IPNet{IP: x.Address.ToIP(), Mask: mask}
   457  	return ipnet
   458  }
   459  func (x IP4Prefix) String() string {
   460  	ip := x.Address.String()
   461  	return ip + "/" + strconv.Itoa(int(x.Len))
   462  }
   463  func (x *IP4Prefix) MarshalText() ([]byte, error) {
   464  	return []byte(x.String()), nil
   465  }
   466  func (x *IP4Prefix) UnmarshalText(text []byte) error {
   467  	prefix, err := ParseIP4Prefix(string(text))
   468  	if err != nil {
   469  		return err
   470  	}
   471  	*x = prefix
   472  	return nil
   473  }
   474  
   475  // IP6AddressAndMask defines type 'ip6_address_and_mask'.
   476  type IP6AddressAndMask struct {
   477  	Addr IP6Address `binapi:"ip6_address,name=addr" json:"addr,omitempty"`
   478  	Mask IP6Address `binapi:"ip6_address,name=mask" json:"mask,omitempty"`
   479  }
   480  
   481  // IP6Prefix defines type 'ip6_prefix'.
   482  type IP6Prefix struct {
   483  	Address IP6Address `binapi:"ip6_address,name=address" json:"address,omitempty"`
   484  	Len     uint8      `binapi:"u8,name=len" json:"len,omitempty"`
   485  }
   486  
   487  func ParseIP6Prefix(s string) (prefix IP6Prefix, err error) {
   488  	hasPrefix := strings.Contains(s, "/")
   489  	if hasPrefix {
   490  		ip, network, err := net.ParseCIDR(s)
   491  		if err != nil {
   492  			return IP6Prefix{}, fmt.Errorf("invalid IP %s: %s", s, err)
   493  		}
   494  		maskSize, _ := network.Mask.Size()
   495  		prefix.Len = byte(maskSize)
   496  		prefix.Address, err = ParseIP6Address(ip.String())
   497  		if err != nil {
   498  			return IP6Prefix{}, fmt.Errorf("invalid IP %s: %s", s, err)
   499  		}
   500  	} else {
   501  		ip := net.ParseIP(s)
   502  		defaultMaskSize, _ := net.CIDRMask(32, 32).Size()
   503  		if ip.To4() == nil {
   504  			defaultMaskSize, _ = net.CIDRMask(128, 128).Size()
   505  		}
   506  		prefix.Len = byte(defaultMaskSize)
   507  		prefix.Address, err = ParseIP6Address(ip.String())
   508  		if err != nil {
   509  			return IP6Prefix{}, fmt.Errorf("invalid IP %s: %s", s, err)
   510  		}
   511  	}
   512  	return prefix, nil
   513  }
   514  func (x IP6Prefix) ToIPNet() *net.IPNet {
   515  	mask := net.CIDRMask(int(x.Len), 128)
   516  	ipnet := &net.IPNet{IP: x.Address.ToIP(), Mask: mask}
   517  	return ipnet
   518  }
   519  func (x IP6Prefix) String() string {
   520  	ip := x.Address.String()
   521  	return ip + "/" + strconv.Itoa(int(x.Len))
   522  }
   523  func (x *IP6Prefix) MarshalText() ([]byte, error) {
   524  	return []byte(x.String()), nil
   525  }
   526  func (x *IP6Prefix) UnmarshalText(text []byte) error {
   527  	prefix, err := ParseIP6Prefix(string(text))
   528  	if err != nil {
   529  		return err
   530  	}
   531  	*x = prefix
   532  	return nil
   533  }
   534  
   535  // Mprefix defines type 'mprefix'.
   536  type Mprefix struct {
   537  	Af               AddressFamily `binapi:"address_family,name=af" json:"af,omitempty"`
   538  	GrpAddressLength uint16        `binapi:"u16,name=grp_address_length" json:"grp_address_length,omitempty"`
   539  	GrpAddress       AddressUnion  `binapi:"address_union,name=grp_address" json:"grp_address,omitempty"`
   540  	SrcAddress       AddressUnion  `binapi:"address_union,name=src_address" json:"src_address,omitempty"`
   541  }
   542  
   543  // Prefix defines type 'prefix'.
   544  type Prefix struct {
   545  	Address Address `binapi:"address,name=address" json:"address,omitempty"`
   546  	Len     uint8   `binapi:"u8,name=len" json:"len,omitempty"`
   547  }
   548  
   549  func ParsePrefix(ip string) (prefix Prefix, err error) {
   550  	hasPrefix := strings.Contains(ip, "/")
   551  	if hasPrefix {
   552  		netIP, network, err := net.ParseCIDR(ip)
   553  		if err != nil {
   554  			return Prefix{}, fmt.Errorf("invalid IP %s: %s", ip, err)
   555  		}
   556  		maskSize, _ := network.Mask.Size()
   557  		prefix.Len = byte(maskSize)
   558  		prefix.Address, err = ParseAddress(netIP.String())
   559  		if err != nil {
   560  			return Prefix{}, fmt.Errorf("invalid IP %s: %s", ip, err)
   561  		}
   562  	} else {
   563  		netIP := net.ParseIP(ip)
   564  		defaultMaskSize, _ := net.CIDRMask(32, 32).Size()
   565  		if netIP.To4() == nil {
   566  			defaultMaskSize, _ = net.CIDRMask(128, 128).Size()
   567  		}
   568  		prefix.Len = byte(defaultMaskSize)
   569  		prefix.Address, err = ParseAddress(netIP.String())
   570  		if err != nil {
   571  			return Prefix{}, fmt.Errorf("invalid IP %s: %s", ip, err)
   572  		}
   573  	}
   574  	return prefix, nil
   575  }
   576  func (x Prefix) ToIPNet() *net.IPNet {
   577  	var mask net.IPMask
   578  	if x.Address.Af == ADDRESS_IP4 {
   579  		mask = net.CIDRMask(int(x.Len), 32)
   580  	} else {
   581  		mask = net.CIDRMask(int(x.Len), 128)
   582  	}
   583  	ipnet := &net.IPNet{IP: x.Address.ToIP(), Mask: mask}
   584  	return ipnet
   585  }
   586  func (x Prefix) String() string {
   587  	ip := x.Address.String()
   588  	return ip + "/" + strconv.Itoa(int(x.Len))
   589  }
   590  func (x *Prefix) MarshalText() ([]byte, error) {
   591  	return []byte(x.String()), nil
   592  }
   593  func (x *Prefix) UnmarshalText(text []byte) error {
   594  	prefix, err := ParsePrefix(string(text))
   595  	if err != nil {
   596  		return err
   597  	}
   598  	*x = prefix
   599  	return nil
   600  }
   601  
   602  // PrefixMatcher defines type 'prefix_matcher'.
   603  type PrefixMatcher struct {
   604  	Le uint8 `binapi:"u8,name=le" json:"le,omitempty"`
   605  	Ge uint8 `binapi:"u8,name=ge" json:"ge,omitempty"`
   606  }
   607  
   608  // AddressUnion defines union 'address_union'.
   609  type AddressUnion struct {
   610  	// AddressUnion can be one of:
   611  	// - IP4 *IP4Address
   612  	// - IP6 *IP6Address
   613  	XXX_UnionData [16]byte
   614  }
   615  
   616  func AddressUnionIP4(a IP4Address) (u AddressUnion) {
   617  	u.SetIP4(a)
   618  	return
   619  }
   620  func (u *AddressUnion) SetIP4(a IP4Address) {
   621  	buf := codec.NewBuffer(u.XXX_UnionData[:])
   622  	buf.EncodeBytes(a[:], 4)
   623  }
   624  func (u *AddressUnion) GetIP4() (a IP4Address) {
   625  	buf := codec.NewBuffer(u.XXX_UnionData[:])
   626  	copy(a[:], buf.DecodeBytes(4))
   627  	return
   628  }
   629  
   630  func AddressUnionIP6(a IP6Address) (u AddressUnion) {
   631  	u.SetIP6(a)
   632  	return
   633  }
   634  func (u *AddressUnion) SetIP6(a IP6Address) {
   635  	buf := codec.NewBuffer(u.XXX_UnionData[:])
   636  	buf.EncodeBytes(a[:], 16)
   637  }
   638  func (u *AddressUnion) GetIP6() (a IP6Address) {
   639  	buf := codec.NewBuffer(u.XXX_UnionData[:])
   640  	copy(a[:], buf.DecodeBytes(16))
   641  	return
   642  }