diff options
Diffstat (limited to 'usr.sbin/atm/scspd/scsp_if.h')
| -rw-r--r-- | usr.sbin/atm/scspd/scsp_if.h | 194 |
1 files changed, 194 insertions, 0 deletions
diff --git a/usr.sbin/atm/scspd/scsp_if.h b/usr.sbin/atm/scspd/scsp_if.h new file mode 100644 index 000000000000..dde3407ef09b --- /dev/null +++ b/usr.sbin/atm/scspd/scsp_if.h @@ -0,0 +1,194 @@ +/* + * + * =================================== + * HARP | Host ATM Research Platform + * =================================== + * + * + * This Host ATM Research Platform ("HARP") file (the "Software") is + * made available by Network Computing Services, Inc. ("NetworkCS") + * "AS IS". NetworkCS does not provide maintenance, improvements or + * support of any kind. + * + * NETWORKCS MAKES NO WARRANTIES OR REPRESENTATIONS, EXPRESS OR IMPLIED, + * INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF MERCHANTABILITY + * AND FITNESS FOR A PARTICULAR PURPOSE, AS TO ANY ELEMENT OF THE + * SOFTWARE OR ANY SUPPORT PROVIDED IN CONNECTION WITH THIS SOFTWARE. + * In no event shall NetworkCS be responsible for any damages, including + * but not limited to consequential damages, arising from or relating to + * any use of the Software or related support. + * + * Copyright 1994-1998 Network Computing Services, Inc. + * + * Copies of this Software may be made, however, the above copyright + * notice must be reproduced on all copies. + * + * @(#) $Id: scsp_if.h,v 1.2 1998/07/16 15:59:33 johnc Exp $ + * + */ + +/* + * Server Cache Synchronization Protocol (SCSP) Support + * ---------------------------------------------------- + * + * Interface to server clients of SCSP + * + */ + +#ifndef _SCSP_SCSP_IF_H +#define _SCSP_SCSP_IF_H + + +/* + * SCSP configuration message + */ +struct scsp_cfg_msg { + char atmarp_netif[IFNAMSIZ]; +}; +typedef struct scsp_cfg_msg Scsp_cfg_msg; + + +/* + * SCSP cache summary + */ +struct scsp_sum_msg { + u_short ss_hops; /* Hop count */ + u_char ss_null; /* Null flag */ + long ss_seq; /* CSA seq. no. */ + Scsp_ckey ss_key; /* Cache key */ + Scsp_id ss_oid; /* Originator ID */ +}; +typedef struct scsp_sum_msg Scsp_sum_msg; + + +/* + * SCSP constants for ATMARP + */ +#define SCSP_ATMARP_PROTO 1 +#define SCSP_ATMARP_SIDL 4 +#define SCSP_ATMARP_RIDL 4 +#define SCSP_ATMARP_CKL 4 +#define SCSP_ATMARP_OIDL 4 + + +/* + * SCSP ATMARP message + */ +struct scsp_atmarp_msg { + u_char sa_state; /* Cache entry state (below) */ + struct in_addr sa_cpa; /* Cached protocol address */ + Atm_addr sa_cha; /* Cached ATM address */ + Atm_addr sa_csa; /* Cached ATM subaddress */ + Scsp_ckey sa_key; /* Cache key for entry */ + Scsp_id sa_oid; /* Originator ID */ + long sa_seq; /* Sequence no. */ +}; +typedef struct scsp_atmarp_msg Scsp_atmarp_msg; + +#define SCSP_ASTATE_NEW 0 /* ATMARP new server registration */ +#define SCSP_ASTATE_UPD 1 /* ATMARP server refreshed */ +#define SCSP_ASTATE_DEL 2 /* ATMARP server data deleted */ + + +/* + * SCSP constants for NHRP + */ +#define SCSP_NHRP_PROTO 2 +#define SCSP_NHRP_SIDL 4 +#define SCSP_NHRP_RIDL 4 +#define SCSP_NHRP_CKL 4 +#define SCSP_NHRP_OIDL 4 + + +/* + * SCSP NHRP message + */ +struct scsp_nhrp_msg { + u_short sn_af; /* Address family */ + u_short sn_proto; /* NHRP protocol type */ + u_char sn_snap[5]; /* SNAP */ + u_char sn_ver; /* NHRP version number */ + u_short sn_flags; /* Flags */ + u_long sn_rid; /* Request ID */ + u_char sn_state; /* State */ + u_char sn_prel; /* Prefix length */ + u_short sn_mtu; /* Maximum transmission unit */ + u_short sn_hold; /* Holding time */ + Atm_addr sn_addr; /* Server network address */ + Atm_addr sn_saddr; /* Server network subaddress */ + struct in_addr sn_paddr; /* Server protocol address */ + Scsp_ckey sn_key; /* Cache key for entry */ + Scsp_id sn_oid; /* Originator ID */ +}; +typedef struct scsp_nhrp_msg Scsp_nhrp_msg; + +#define SCSP_NSTATE_NEW 0 /* New NHRP server */ +#define SCSP_NSTATE_UPD 1 /* NHRP server re-registered */ +#define SCSP_NSTATE_DEL 2 /* NHRP server data purged */ +#define SCSP_NSTATE_NSD 3 /* NHRP no such data in server */ + + +/* + * SCSP/server message header + */ +struct scsp_if_msg_hdr { + u_char sh_type; /* Message type */ + u_char sh_rc; /* Response code */ + u_short sh_proto; /* SCSP protocol ID */ + int sh_len; /* Length of message */ + u_long sh_tok; /* Token from SCSP daemon */ +}; +typedef struct scsp_if_msg_hdr Scsp_if_msg_hdr; + + +/* + * SCSP-server message + */ +struct scsp_if_msg { + Scsp_if_msg_hdr si_hdr; /* Header fields */ + union { + Scsp_cfg_msg siu_cfg; /* Config data */ + Scsp_sum_msg siu_sum; /* Cache summary */ + Scsp_atmarp_msg siu_atmarp; /* ATMARP update */ + Scsp_nhrp_msg siu_nhrp; /* NHRP update */ + } si_u; +}; +typedef struct scsp_if_msg Scsp_if_msg; + +#define si_type si_hdr.sh_type +#define si_rc si_hdr.sh_rc +#define si_proto si_hdr.sh_proto +#define si_len si_hdr.sh_len +#define si_tok si_hdr.sh_tok + +#define si_cfg si_u.siu_cfg +#define si_sum si_u.siu_sum +#define si_atmarp si_u.siu_atmarp +#define si_nhrp si_u.siu_nhrp + + +/* + * Message types + */ +#define SCSP_NOP_REQ 1 +#define SCSP_CFG_REQ 2 +#define SCSP_CFG_RSP 3 +#define SCSP_CACHE_IND 4 +#define SCSP_CACHE_RSP 5 +#define SCSP_SOLICIT_IND 6 +#define SCSP_SOLICIT_RSP 7 +#define SCSP_UPDATE_IND 8 +#define SCSP_UPDATE_REQ 9 +#define SCSP_UPDATE_RSP 10 + + +/* + * Response codes + */ +#define SCSP_RSP_OK 0 +#define SCSP_RSP_ERR 1 +#define SCSP_RSP_REJ 2 +#define SCSP_RSP_NOT_FOUND 3 + + +#endif /* _SCSP_SCSP_IF_H */ |