diff options
Diffstat (limited to 'include/net-snmp/data_access/route.h')
| -rw-r--r-- | include/net-snmp/data_access/route.h | 158 |
1 files changed, 158 insertions, 0 deletions
diff --git a/include/net-snmp/data_access/route.h b/include/net-snmp/data_access/route.h new file mode 100644 index 0000000..d944d10 --- /dev/null +++ b/include/net-snmp/data_access/route.h @@ -0,0 +1,158 @@ +/* + * route data access header + * + * $Id$ + */ +#ifndef NETSNMP_ACCESS_ROUTE_H +#define NETSNMP_ACCESS_ROUTE_H + +# ifdef __cplusplus +extern "C" { +#endif + +/**---------------------------------------------------------------------*/ +/* + * structure definitions + */ +#if defined( NETSNMP_ENABLE_IPV6 ) +# define NETSNMP_ACCESS_ROUTE_ADDR_BUF_SIZE 16 +#else +# define NETSNMP_ACCESS_ROUTE_ADDR_BUF_SIZE 4 +#endif + + +/* + * netsnmp_route_entry + * - primary route structure for both ipv4 & ipv6 + */ +typedef struct netsnmp_route_s { + + netsnmp_index oid_index; /* MUST BE FIRST!! for container use */ + oid ns_rt_index; /* arbitrary index */ + + int flags; /* for net-snmp use */ + + oid if_index; + + /* + * addresses, in network byte order + */ + u_char rt_dest[NETSNMP_ACCESS_ROUTE_ADDR_BUF_SIZE]; + u_char rt_nexthop[NETSNMP_ACCESS_ROUTE_ADDR_BUF_SIZE]; + +#ifdef USING_IP_FORWARD_MIB_INETCIDRROUTETABLE_INETCIDRROUTETABLE_MODULE + /* + * define the maximum oid length for a policy, for use by the + * inetCidrRouteTable. Must be at least 2, for default nullOid case. + */ +#define NETSNMP_POLICY_OID_MAX_LEN 3 + oid *rt_policy; /* NULL should be interpreted as { 0, 0 } */ + u_char rt_policy_len; /* 0-128 oids */ +#endif + + u_char rt_dest_len; /* 4 | 16 since we only do ipv4|ipv6 */ + u_char rt_dest_type; /* InetAddressType 0-16 */ + u_char rt_nexthop_len; /* 4 | 16 since we only do ipv4|ipv6*/ + u_char rt_nexthop_type;/* InetAddressType 0-16 */ + u_char rt_pfx_len; /* 0-128 bits */ + u_char rt_type; /* ip(1-4) != inet(1-5) */ + u_char rt_proto; /* ip(enum 1-16) ?= inet(IANAipRouteProtocol 1-17) */ + +#ifdef USING_IP_FORWARD_MIB_IPCIDRROUTETABLE_IPCIDRROUTETABLE_MODULE + /** rt_info != inet_policy, because that would have made sense */ + uint8_t rt_info_len; /* 0-128 oids */ + oid *rt_info; /* NULL should be interpreted as { 0, 0 } */ + + uint32_t rt_mask; /* ipv4 only */ + uint32_t rt_tos; /* Integer32 (0..2147483647) */ +#endif + + uint32_t rt_age; /* seconds (ip == inet) */ + int32_t rt_nexthop_as; /* ip(int32) == inet(InetAutonomousSystemNumber) */ + + int32_t rt_metric1; + int32_t rt_metric2; + int32_t rt_metric3; + int32_t rt_metric4; + int32_t rt_metric5; + +} netsnmp_route_entry; + + + +/**---------------------------------------------------------------------*/ +/* + * ACCESS function prototypes + */ +/* + * ifcontainer init + */ +netsnmp_container * netsnmp_access_route_container_init(u_int init_flags); +#define NETSNMP_ACCESS_ROUTE_INIT_NOFLAGS 0x0000 +#define NETSNMP_ACCESS_ROUTE_INIT_ADDL_IDX_BY_NAME 0x0001 + +/* + * ifcontainer load and free + */ +netsnmp_container* +netsnmp_access_route_container_load(netsnmp_container* container, + u_int load_flags); +#define NETSNMP_ACCESS_ROUTE_LOAD_NOFLAGS 0x0000 +#define NETSNMP_ACCESS_ROUTE_LOAD_IPV4_ONLY 0x0001 + +void netsnmp_access_route_container_free(netsnmp_container *container, + u_int free_flags); +#define NETSNMP_ACCESS_ROUTE_FREE_NOFLAGS 0x0000 +#define NETSNMP_ACCESS_ROUTE_FREE_DONT_CLEAR 0x0001 +#define NETSNMP_ACCESS_ROUTE_FREE_KEEP_CONTAINER 0x0002 + + +/* + * create/copy/free a route entry + */ +netsnmp_route_entry * +netsnmp_access_route_entry_create(void); + +void netsnmp_access_route_entry_free(netsnmp_route_entry * entry); + +int +netsnmp_access_route_entry_copy(netsnmp_route_entry *lhs, + netsnmp_route_entry *rhs); + +/* + * find entry in container + */ +/** not yet */ + +/* + * create/change/delete + */ +int +netsnmp_access_route_entry_set(netsnmp_route_entry * entry); + +/* + * route flags + * upper bits for internal use + * lower bits indicate changed fields. see FLAG_INETCIDRROUTE* definitions in + * inetCidrRouteTable_constants.h + */ +#define NETSNMP_ACCESS_ROUTE_CREATE 0x80000000 +#define NETSNMP_ACCESS_ROUTE_DELETE 0x40000000 +#define NETSNMP_ACCESS_ROUTE_CHANGE 0x20000000 +#define NETSNMP_ACCESS_ROUTE_POLICY_STATIC 0x10000000 +#define NETSNMP_ACCESS_ROUTE_POLICY_DEEP_COPY 0x08000000 + +/* + * mask for change flag bits + */ +#define NETSNMP_ACCESS_ROUTE_RESERVED_BITS 0x000001ff + + + +/**---------------------------------------------------------------------*/ + +# ifdef __cplusplus +} +#endif + +#endif /* NETSNMP_ACCESS_ROUTE_H */ |