BPXYIOC6 — Map IPV6 prerouter structures
BPXYIOC6 is used by transport providers. DSECT= is allowed but ignored. AMODE 64 callers use BPXYIOC6 — Map IPV6 prerouter structures.
BPXYIOC6 ,
NETCONFHDR DSECT ,
* ------------- 32-Bit Version @P2A
NCHEYECATCHER DS CL4 Eye catcher
NCHIOCTL DS F Ioctl being processed (RAS)
NCHBUFFERLENGTH DS F Buffer Length
NCHBUFFERPTR DS F Buffer Pointer
NCHNUMENTRYRET DS F Number of HomeIF returned via *
SIOCGHOMEIF6 or the number of *
GRT6RtEntry's returned via *
SIOCGRT6TABLE.
NETCONFHDR#LENGTH EQU *-NETCONFHDR Length of NETCONFHDR
*
**********************************************************************
* HomeIf Structure *
**********************************************************************
*
HOMEIF DSECT , HomeIf structure
HomeIfAddress DS CL16 Home Interface Address
*
HomeIf#LENGTH EQU *-HOMEIF Length of HOMEIF
*
**********************************************************************
* GRT6RtEntry Structure *
**********************************************************************
*
GRT6RTENTRY DSECT , GRT6RtEntry Structure
*
GRT6DESTINATION DS CL16 Destination IP Address
GRT6GATEWAY DS CL16 First HOP on the trip if going through *
a gateway
GRT6DESTPREFIXLEN DS F Destination's Prefix Length which is a *
decimal value that specifies how many *
of the leftmost contiguous bits of the*
address comprise the prefix
GRT6RTMETRIC DS F Metric - hop count. Currently Tcp/Ip *
returns 1 for indirect routes and 0 *
for direct routes. If route is from *
routing daemon, metric is whatever *
routing daemon set it to.
GRT6RTFLAGS DS F IPV6 Route Flags. Mapped by
* IPV6RtFlags structure @P5C
*
GRT6RTENTRY#LENGTH EQU *-GRT6RTENTRY Length of GRT6RTENTRY
*
**********************************************************************
* RT6Entry Structure *
**********************************************************************
*
RT6ENTRY DSECT , Rt6Entry Structure
*
RT6DESTINATION DS CL28 Destination IP address (in an IPV6 *
sockaddr structure)
RT6GATEWAY DS CL28 First HOP on the trip if going *
through a gateway (in an IPV6 *
sockaddr structure)
RT6DESTPREFIXLEN DS F Destination's Prefix Length, *
which is a decimal value *
that specifies how many of *
the leftmost contiguous *
bits of the address *
comprise the prefix.
RT6METRIC DS F Metric - hop count *
Currently Tcp/IP returns *
1 for indirect route and *
0 for direct route. *
If route is from routing *
daemon, metric is whatever *
routing daemon set it to.
RT6FLAGS DS F IPV6 Route Flags.
*
RT6ENTRY#LENGTH EQU *-RT6ENTRY Length of RT6ENTRY
*
**********************************************************************
* GRT6RtEntryV2 Structure *
**********************************************************************
*
GRT6RTENTRYV2 DSECT , New Route Entry used with DCR A846 - *
Route Modification
*
GRT6OLDRTENTRY DS CL44 Old GRT6 Route Entry
GRT6RTHOMEIFIDX DS F Route's Home Interface Idx
GRT6RTIFINDEX DS F Route's Interface Index @P5A
GRT6RTMTU DS H Route's MTU Value @P5A
DS H Reserved @P5C
DS F Reserved @P5C
DS F Reserved @P5C
*
GRT6RTENTRYV2#LENGTH EQU *-GRT6RTENTRYV2 Length of GRT6RTENTRYV2
*
**********************************************************************
* RT6EntryV2 Structure *
**********************************************************************
*
RT6ENTRYV2 DSECT , New Route Entry Used with A846 *
MSADDRT6V2/MSDELRT6V2 IOCTLs
*
RT6OLDENTRY DS CL68 Old Route Entry used before A846 *
with SIOCMSADDRT6/SIOCMSDELRT6 IOCTL
RT6RTHOMEIFIDX DS F Route's Home Interface Idx
DS F Reserved
DS F Reserved
DS F Reserved
DS F Reserved
*
RT6ENTRYV2#LENGTH EQU *-RT6ENTRYV2 Length of RT6ENTRYV2
*
**********************************************************************
* IPV6RtFlags Structure *
**********************************************************************
*
IPV6RTFLAGS DSECT , IPV6RtFlags Structure
*
IPV6FLGROUTETYPE DS XL1 Route Type @D1C
IPV6FLGBYTE2 DS XL1 Reserved
IPV6FLGBYTE3 DS XL1 Reserved
IPV6FLGBYTE4 DS XL1 FLAGS:
* EQU X'80' Reserved
* EQU X'40' Reserved
IPV6BITV3 EQU X'20' 1 = Version 3 fields included: @P5A
* - interface index
* - MTU value
IPV6BITLOOPBACK EQU X'10' 1 = Loopback Interface
IPV6BITHOME EQU X'08' 1 = Home interface
IPV6BITHOST EQU X'04' 1 = Host Route. 0 = Network Route
IPV6BITGATE EQU X'02' 1 = Gateway
IPV6BITRTUP EQU X'01' 1 = Route is active
*
* *------------------------------------------------------------------*
* * SiocGifConf6 - Get IPv6 Interface Configuration. @D3A*
* * *
* * Net_IfConf6Header is passed as the argument of the ioctl and *
* * is returned with the number of entries and entry length of the *
* * Net_IfConf6Entry structs that were written to the output buffer.*
* * *
* * If Buflen=0=Buffer a Query function is performed and the *
* * header is returned with: (1) the maximum supported version, *
* * (2) the total number of entries that would be output and *
* * (3) the length of each individual entry. *
* * *
* * If a call to get information fails with RC=ERANGE or with *
* * (RC=EINVAL & Nif6h_Version is changed) the call is converted *
* * into a Query function and the content of the output buffer *
* * is unpredictable. *
* * *
* * For information on the data returned in this structure refer *
* * to the z/OS Communication Server's IP Configuration Guide and *
* * IPv6 Network and Application Design Guide. *
* * *
* *------------------------------------------------------------------*
NET_IFCONF6HEADER DSECT Header @D3A
NIF6H_VERSION DS F Input for Get IfConf6 Output for Query
NIF6H_ENTRIES DS F Output: number of entries returned in output *
buffer
NIF6H_ENTRYLEN DS F Output: length of an entry
NIF6H_BUFLEN DS F Input: length of buffer
NIF6H_BUFFER64 DS 0CL8 Input: Amode(64) Buffer ptr
NIF6H_BUFFER64H DS F
NIF6H_BUFFER DS A Input: Amode(31) Buffer ptr to output buffer *
that will be filled with an array of *
Net_IfConf6Entrys.
NET_IFCONF6HEADER_LEN EQU *-NET_IFCONF6HEADER
*
NET_IFCONF6ENTRY DSECT Entry @D3A
NIF6E_NAME DS CL16 x00 interface name (blank padded - no null)
NIF6E_STACKNAME DS CL8 x10 tcpip stack name (blank padded - no null)
NIF6E_ADDR DS CL28 x18 Sock_Inet6_SockAddr of the interface
NIF6E_ROUTEMETRIC DS F x34 route metric
NIF6E_PREFIXLEN DS H x38 routing prefix length
NIF6E_PREFIXORIGIN DS X x3A prefix origin, see below
NIF6E_STATUS DS X x3B status, see below
NIF6E_FLAGS DS 0BL4 x3C Flags:
NIF6E_FLAGS1 DS B
NIF6E_FLAGS2 DS B
NIF6E_FLAGS3 DS 0B
NIF6E_VIRTUAL EQU X'40'
NIF6E_MULTIPOINT EQU X'08'
NIF6E_MULTICASTCAPABLE EQU X'04'
ORG NIF6E_FLAGS3+1
NIF6E_FLAGS4 DS 0B
NIF6E_POINT2POINT EQU X'10'
NIF6E_LOOPBACK EQU X'08'
NIF6E_ONLINK EQU X'01'
ORG NIF6E_FLAGS+4
NIF6E_MTU DS F x40 mtu
*
* *****************************************************************
* * *
* * Constants for nif6h_version @D3A
* * *
* *****************************************************************
*
*
NIF6H#VER EQU 1 Current Version
NIF6H#VER1 EQU 1 Initial Version
*
* *****************************************************************
* * *
* * Constants for nif6e_prefixorigin @D3A
* * *
* *****************************************************************
*
*
NIF6H#WELLKNOWN EQU 1
NIF6H#MANUAL EQU 2
NIF6H#RTRADV EQU 3
NIF6H#OTHER EQU 8
*
* *****************************************************************
* * *
* * Constants for nif6e_status @D3A
* * *
* *****************************************************************
*
*
NIF6H#PREFERRED EQU 1
NIF6H#DEPRECATED EQU 2
NIF6H#INVALID EQU 3
NIF6H#INACCESSIBLE EQU 4
NIF6H#UNKNOWN EQU 5
NIF6H#TENTATIVE EQU 6
NIF6H#DUPLICATE EQU 7
NET_IFCONF6ENTRY_LEN EQU *-NET_IFCONF6ENTRY
* End SiocGifConf6 -------- @D3A
*
* ********************************************************************
* * *
* * Constants *
* * *
* ********************************************************************
*
*
IOC6_#HOMEIFPREFIXLEN EQU 128 The prefix length for a home interface *
address returned on the SIOCGHOMEIF6 IOCTL.
IOC6_NCH#EYE EQU C'6NCH' IPV6 Network Configuration Header EyeCatcher.
IOC6_NCH64#EYE EQU C'6N64' IPV6 NetConfHdr EyeCatcher 64-BIT
*
* ********************************************************************
* * *
* * Maximum hop count for the Metric fields: *
* * GRT6RtMetric *
* * Rt6Metric *
* * *
* ********************************************************************
*
*
IOC6_#MAXHOPMETRIC EQU 16
*
* ********************************************************************
* * *
* * Constants used for size of control areas *
* * *
* ********************************************************************
*
*
IOC6_#MAXROUTES EQU 600
IOC6_#GRT6ROUTELEN EQU 44
*
* *****************************************************************
* Initial buffer size for SIOCGHOMEIF6 and SIOCGRT6TABLE.
* *****************************************************************
*
*
IOC6_#MAXGRT6LEN EQU 26400
IOC6_#NETCONFHDRLEN EQU 20
IOC6_#GRT6V2ROUTELEN EQU 64
IOC6_#MAXGRT6V2LEN EQU 38400
*
** BPXYIOC6 End