X-Git-Url: http://git.onelab.eu/?p=libnl.git;a=blobdiff_plain;f=lib%2Froute%2Fneightbl.c;fp=lib%2Froute%2Fneightbl.c;h=0000000000000000000000000000000000000000;hp=4d7b9148595ca05368a16b21b9af2f2c7f3891e3;hb=332c8b7561dcac7ac95cc0d07328b1cb22d780a6;hpb=eabdd897b75ecc1fac5e255229a899126085e57a diff --git a/lib/route/neightbl.c b/lib/route/neightbl.c deleted file mode 100644 index 4d7b914..0000000 --- a/lib/route/neightbl.c +++ /dev/null @@ -1,876 +0,0 @@ -/* - * lib/route/neightbl.c neighbour tables - * - * This library is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation version 2.1 - * of the License. - * - * Copyright (c) 2003-2006 Thomas Graf - */ - -/** - * @ingroup rtnl - * @defgroup neightbl Neighbour Tables - * @brief - * @{ - */ - -#include -#include -#include -#include -#include -#include - -/** @cond SKIP */ -#define NEIGHTBL_ATTR_FAMILY 0x001 -#define NEIGHTBL_ATTR_STATS 0x002 -#define NEIGHTBL_ATTR_NAME 0x004 -#define NEIGHTBL_ATTR_THRESH1 0x008 -#define NEIGHTBL_ATTR_THRESH2 0x010 -#define NEIGHTBL_ATTR_THRESH3 0x020 -#define NEIGHTBL_ATTR_CONFIG 0x040 -#define NEIGHTBL_ATTR_PARMS 0x080 -#define NEIGHTBL_ATTR_GC_INTERVAL 0x100 - -#define NEIGHTBLPARM_ATTR_IFINDEX 0x0001 -#define NEIGHTBLPARM_ATTR_REFCNT 0x0002 -#define NEIGHTBLPARM_ATTR_QUEUE_LEN 0x0004 -#define NEIGHTBLPARM_ATTR_APP_PROBES 0x0008 -#define NEIGHTBLPARM_ATTR_UCAST_PROBES 0x0010 -#define NEIGHTBLPARM_ATTR_MCAST_PROBES 0x0020 -#define NEIGHTBLPARM_ATTR_PROXY_QLEN 0x0040 -#define NEIGHTBLPARM_ATTR_REACHABLE_TIME 0x0080 -#define NEIGHTBLPARM_ATTR_BASE_REACHABLE_TIME 0x0100 -#define NEIGHTBLPARM_ATTR_RETRANS_TIME 0x0200 -#define NEIGHTBLPARM_ATTR_GC_STALETIME 0x0400 -#define NEIGHTBLPARM_ATTR_DELAY_PROBE_TIME 0x0800 -#define NEIGHTBLPARM_ATTR_ANYCAST_DELAY 0x1000 -#define NEIGHTBLPARM_ATTR_PROXY_DELAY 0x2000 -#define NEIGHTBLPARM_ATTR_LOCKTIME 0x4000 - -static struct nl_cache_ops rtnl_neightbl_ops; -/** @endcond */ - -static int neightbl_filter(struct nl_object *obj, struct nl_object *filter) -{ - struct rtnl_neightbl *o = (struct rtnl_neightbl *) obj; - struct rtnl_neightbl *f = (struct rtnl_neightbl *) filter; - struct rtnl_neightbl_parms *op = &o->nt_parms; - struct rtnl_neightbl_parms *fp = &f->nt_parms; - -#define REQ(F) (f->nt_mask & NEIGHTBL_ATTR_##F) -#define AVAIL(F) (o->nt_mask & NEIGHTBL_ATTR_##F) -#define _O(F, EXPR) (REQ(F) && (!AVAIL(F) || (EXPR))) -#define _C(F, N) (REQ(F) && (!AVAIL(F) || (o->N != f->N))) - - if (_C(FAMILY, nt_family) || - _O(NAME, strcmp(o->nt_name, f->nt_name)) || - _C(THRESH1, nt_gc_thresh1) || - _C(THRESH2, nt_gc_thresh2) || - _C(THRESH3, nt_gc_thresh3) || - _C(GC_INTERVAL, nt_gc_interval)) - return 0; -#undef REQ -#undef AVAIL -#undef _O -#undef _C - - if (!(f->nt_mask & NEIGHTBL_ATTR_PARMS) && - !(o->nt_mask & NEIGHTBL_ATTR_PARMS)) - return 1; - -#define REQ(F) (fp->ntp_mask & NEIGHTBLPARM_ATTR_##F) -#define AVAIL(F) (op->ntp_mask & NEIGHTBLPARM_ATTR_##F) -#define _C(F, N) (REQ(F) && (!AVAIL(F) || (op->N != fp->N))) - if (_C(IFINDEX, ntp_ifindex) || - _C(QUEUE_LEN, ntp_queue_len) || - _C(APP_PROBES, ntp_app_probes) || - _C(UCAST_PROBES, ntp_ucast_probes) || - _C(MCAST_PROBES, ntp_mcast_probes) || - _C(PROXY_QLEN, ntp_proxy_qlen) || - _C(LOCKTIME, ntp_locktime) || - _C(RETRANS_TIME, ntp_retrans_time) || - _C(BASE_REACHABLE_TIME, ntp_base_reachable_time) || - _C(GC_STALETIME, ntp_gc_stale_time) || - _C(DELAY_PROBE_TIME, ntp_probe_delay) || - _C(ANYCAST_DELAY, ntp_anycast_delay) || - _C(PROXY_DELAY, ntp_proxy_delay)) - return 0; -#undef REQ -#undef AVAIL -#undef _C - - return 1; -} - -static struct nla_policy neightbl_policy[NDTA_MAX+1] = { - [NDTA_NAME] = { .type = NLA_STRING, - .maxlen = NTBLNAMSIZ }, - [NDTA_THRESH1] = { .type = NLA_U32 }, - [NDTA_THRESH2] = { .type = NLA_U32 }, - [NDTA_THRESH3] = { .type = NLA_U32 }, - [NDTA_GC_INTERVAL] = { .type = NLA_U32 }, - [NDTA_CONFIG] = { .minlen = sizeof(struct ndt_config) }, - [NDTA_STATS] = { .minlen = sizeof(struct ndt_stats) }, - [NDTA_PARMS] = { .type = NLA_NESTED }, -}; - -static int neightbl_msg_parser(struct sockaddr_nl *who, struct nlmsghdr *n, - void *arg) -{ - struct rtnl_neightbl *ntbl; - struct nlattr *tb[NDTA_MAX + 1]; - struct nl_parser_param *pp = arg; - struct rtgenmsg *rtmsg; - int err; - - ntbl = rtnl_neightbl_alloc(); - if (!ntbl) { - err = nl_errno(ENOMEM); - goto errout; - } - - ntbl->ce_msgtype = n->nlmsg_type; - rtmsg = nlmsg_data(n); - - err = nlmsg_parse(n, sizeof(*rtmsg), tb, NDTA_MAX, neightbl_policy); - if (err < 0) - goto errout; - - ntbl->nt_family = rtmsg->rtgen_family; - - if (tb[NDTA_NAME] == NULL) { - err = nl_error(EINVAL, "NDTA_NAME is missing"); - goto errout; - } - - nla_strlcpy(ntbl->nt_name, tb[NDTA_NAME], NTBLNAMSIZ); - ntbl->nt_mask |= NEIGHTBL_ATTR_NAME; - - if (tb[NDTA_THRESH1]) { - ntbl->nt_gc_thresh1 = nla_get_u32(tb[NDTA_THRESH1]); - ntbl->nt_mask |= NEIGHTBL_ATTR_THRESH1; - } - - if (tb[NDTA_THRESH2]) { - ntbl->nt_gc_thresh2 = nla_get_u32(tb[NDTA_THRESH2]); - ntbl->nt_mask |= NEIGHTBL_ATTR_THRESH2; - } - - if (tb[NDTA_THRESH3]) { - ntbl->nt_gc_thresh3 = nla_get_u32(tb[NDTA_THRESH3]); - ntbl->nt_mask |= NEIGHTBL_ATTR_THRESH3; - } - - if (tb[NDTA_GC_INTERVAL]) { - ntbl->nt_gc_interval = nla_get_u32(tb[NDTA_GC_INTERVAL]); - ntbl->nt_mask |= NEIGHTBL_ATTR_GC_INTERVAL; - } - - if (tb[NDTA_CONFIG]) { - nla_memcpy(&ntbl->nt_config, tb[NDTA_CONFIG], - sizeof(ntbl->nt_config)); - ntbl->nt_mask |= NEIGHTBL_ATTR_CONFIG; - } - - if (tb[NDTA_STATS]) { - nla_memcpy(&ntbl->nt_stats, tb[NDTA_STATS], - sizeof(ntbl->nt_stats)); - ntbl->nt_mask |= NEIGHTBL_ATTR_STATS; - } - - if (tb[NDTA_PARMS]) { - struct nlattr *tbp[NDTPA_MAX + 1]; - struct rtnl_neightbl_parms *p = &ntbl->nt_parms; - - err = nla_parse_nested(tbp, NDTPA_MAX, tb[NDTA_PARMS], NULL); - if (err < 0) - goto errout; - -#define COPY_ENTRY(name, var) \ - if (tbp[NDTPA_ ##name]) { \ - p->ntp_ ##var = nla_get_u32(tbp[NDTPA_ ##name]); \ - p->ntp_mask |= NEIGHTBLPARM_ATTR_ ##name; \ - } - - COPY_ENTRY(IFINDEX, ifindex); - COPY_ENTRY(REFCNT, refcnt); - COPY_ENTRY(QUEUE_LEN, queue_len); - COPY_ENTRY(APP_PROBES, app_probes); - COPY_ENTRY(UCAST_PROBES, ucast_probes); - COPY_ENTRY(MCAST_PROBES, mcast_probes); - COPY_ENTRY(PROXY_QLEN, proxy_qlen); - COPY_ENTRY(PROXY_DELAY, proxy_delay); - COPY_ENTRY(ANYCAST_DELAY, anycast_delay); - COPY_ENTRY(LOCKTIME, locktime); - COPY_ENTRY(REACHABLE_TIME, reachable_time); - COPY_ENTRY(BASE_REACHABLE_TIME, base_reachable_time); - COPY_ENTRY(RETRANS_TIME, retrans_time); - COPY_ENTRY(GC_STALETIME, gc_stale_time); - COPY_ENTRY(DELAY_PROBE_TIME, probe_delay); -#undef COPY_ENTRY - - ntbl->nt_mask |= NEIGHTBL_ATTR_PARMS; - } - - err = pp->pp_cb((struct nl_object *) ntbl, pp); - if (err < 0) - goto errout; - - return P_ACCEPT; -errout: - rtnl_neightbl_put(ntbl); - return err; -} - -static int neightbl_request_update(struct nl_cache *c, struct nl_handle *h) -{ - return nl_rtgen_request(h, RTM_GETNEIGHTBL, AF_UNSPEC, NLM_F_DUMP); -} - - -static int neightbl_dump_brief(struct nl_object *arg, struct nl_dump_params *p) -{ - int line = 1; - struct rtnl_neightbl *ntbl = (struct rtnl_neightbl *) arg; - - dp_dump(p, "%s", ntbl->nt_name); - - if (ntbl->nt_parms.ntp_mask & NEIGHTBLPARM_ATTR_IFINDEX) { - struct nl_cache *link_cache; - - link_cache = nl_cache_mngt_require("route/link"); - - if (link_cache) { - char buf[32]; - dp_dump(p, "<%s> ", - rtnl_link_i2name(link_cache, - ntbl->nt_parms.ntp_ifindex, - buf, sizeof(buf))); - } else - dp_dump(p, "<%u> ", ntbl->nt_parms.ntp_ifindex); - } else - dp_dump(p, " "); - - if (ntbl->nt_mask & NEIGHTBL_ATTR_CONFIG) - dp_dump(p, "entries %u ", ntbl->nt_config.ndtc_entries); - - if (ntbl->nt_mask & NEIGHTBL_ATTR_PARMS) { - char rt[32], rt2[32]; - struct rtnl_neightbl_parms *pa = &ntbl->nt_parms; - - dp_dump(p, "reachable-time %s retransmit-time %s", - nl_msec2str(pa->ntp_reachable_time, rt, sizeof(rt)), - nl_msec2str(pa->ntp_retrans_time, rt2, sizeof(rt2))); - } - - dp_dump(p, "\n"); - - return line; -} - -static int neightbl_dump_full(struct nl_object *arg, struct nl_dump_params *p) -{ - char x[32], y[32], z[32]; - struct rtnl_neightbl *ntbl = (struct rtnl_neightbl *) arg; - - int line = neightbl_dump_brief(arg, p); - - if (ntbl->nt_mask & NEIGHTBL_ATTR_CONFIG) { - dp_new_line(p, line++); - dp_dump(p, " key-len %u entry-size %u last-flush %s\n", - ntbl->nt_config.ndtc_key_len, - ntbl->nt_config.ndtc_entry_size, - nl_msec2str(ntbl->nt_config.ndtc_last_flush, - x, sizeof(x))); - - dp_new_line(p, line++); - dp_dump(p, " gc threshold %u/%u/%u interval %s " \ - "chain-position %u\n", - ntbl->nt_gc_thresh1, ntbl->nt_gc_thresh2, - ntbl->nt_gc_thresh3, - nl_msec2str(ntbl->nt_gc_interval, x, sizeof(x)), - ntbl->nt_config.ndtc_hash_chain_gc); - - dp_new_line(p, line++); - dp_dump(p, " hash-rand 0x%08X/0x%08X last-rand %s\n", - ntbl->nt_config.ndtc_hash_rnd, - ntbl->nt_config.ndtc_hash_mask, - nl_msec2str(ntbl->nt_config.ndtc_last_rand, - x, sizeof(x))); - } - - if (ntbl->nt_mask & NEIGHTBL_ATTR_PARMS) { - struct rtnl_neightbl_parms *pa = &ntbl->nt_parms; - - dp_new_line(p, line++); - dp_dump(p, " refcnt %u pending-queue-limit %u " \ - "proxy-delayed-queue-limit %u\n", - pa->ntp_refcnt, - pa->ntp_queue_len, - pa->ntp_proxy_qlen); - - dp_new_line(p, line++); - dp_dump(p, " num-userspace-probes %u num-unicast-probes " \ - "%u num-multicast-probes %u\n", - pa->ntp_app_probes, - pa->ntp_ucast_probes, - pa->ntp_mcast_probes); - - dp_new_line(p, line++); - dp_dump(p, " min-age %s base-reachable-time %s " \ - "stale-check-interval %s\n", - nl_msec2str(pa->ntp_locktime, x, sizeof(x)), - nl_msec2str(pa->ntp_base_reachable_time, - y, sizeof(y)), - nl_msec2str(pa->ntp_gc_stale_time, z, sizeof(z))); - - dp_new_line(p, line++); - dp_dump(p, " initial-probe-delay %s answer-delay %s " \ - "proxy-answer-delay %s\n", - nl_msec2str(pa->ntp_probe_delay, x, sizeof(x)), - nl_msec2str(pa->ntp_anycast_delay, y, sizeof(y)), - nl_msec2str(pa->ntp_proxy_delay, z, sizeof(z))); - } - - return line; -} - -static int neightbl_dump_stats(struct nl_object *arg, struct nl_dump_params *p) -{ - struct rtnl_neightbl *ntbl = (struct rtnl_neightbl *) arg; - int line = neightbl_dump_full(arg, p); - - if (!(ntbl->nt_mask & NEIGHTBL_ATTR_STATS)) - return line; - - dp_new_line(p, line++); - dp_dump(p, " lookups %lld hits %lld failed %lld " \ - "allocations %lld destroys %lld\n", - ntbl->nt_stats.ndts_lookups, - ntbl->nt_stats.ndts_hits, - ntbl->nt_stats.ndts_res_failed, - ntbl->nt_stats.ndts_allocs, - ntbl->nt_stats.ndts_destroys); - - dp_new_line(p, line++); - dp_dump(p, " hash-grows %lld forced-gc-runs %lld " \ - "periodic-gc-runs %lld\n", - ntbl->nt_stats.ndts_hash_grows, - ntbl->nt_stats.ndts_forced_gc_runs, - ntbl->nt_stats.ndts_periodic_gc_runs); - - dp_dump(p, " rcv-unicast-probes %lld rcv-multicast-probes %lld\n", - ntbl->nt_stats.ndts_rcv_probes_ucast, - ntbl->nt_stats.ndts_rcv_probes_mcast); - - return line; -} - -/** - * @name Neighbour Table Object Allocation/Freeage - * @{ - */ - -/** - * Allocate a new neighbour table object - * @return New neighbour table object - */ -struct rtnl_neightbl *rtnl_neightbl_alloc(void) -{ - return (struct rtnl_neightbl *) - nl_object_alloc_from_ops(&rtnl_neightbl_ops); -} - -/** - * Give back reference on neighbour table object. - * @arg neightbl Neighbour table object to be given back. - * - * Decrements the reference counter and frees the object if the - * last reference has been released. - */ -void rtnl_neightbl_put(struct rtnl_neightbl *neightbl) -{ - nl_object_put((struct nl_object *) neightbl); -} -/** - * Free neighbour table object. - * @arg neightbl Neighbour table object to be freed. - * - * @note Always use rtnl_neightbl_put() unless you're absolutely sure - * that no other user may have a reference on this object. - */ -void rtnl_neightbl_free(struct rtnl_neightbl *neightbl) -{ - nl_object_free((struct nl_object *) neightbl); -} - -/** @} */ - -/** - * @name Neighbour Table Cache Management - * @{ - */ - -/** - * Build a neighbour table cache including all neighbour tables currently configured in the kernel. - * @arg handle netlink handle - * - * Allocates a new neighbour table cache, initializes it properly and - * updates it to include all neighbour tables currently configured in - * the kernel. - * - * @note The caller is responsible for destroying and freeing the - * cache after using it. - * @return The new cache or NULL if an error occured. - */ -struct nl_cache * rtnl_neightbl_alloc_cache(struct nl_handle *handle) -{ - struct nl_cache * cache; - - cache = nl_cache_alloc_from_ops(&rtnl_neightbl_ops); - if (cache == NULL) - return NULL; - - if (nl_cache_update(handle, cache) < 0) { - nl_cache_free(cache); - return NULL; - } - - return cache; -} - -/** - * Lookup neighbour table by name and optional interface index - * @arg cache neighbour table cache - * @arg name name of table - * @arg ifindex optional interface index - * - * Looks up the neighbour table matching the specified name and - * optionally the specified ifindex to retrieve device specific - * parameter sets. - * - * @return ptr to neighbour table inside the cache or NULL if no - * match was found. - */ -struct rtnl_neightbl *rtnl_neightbl_get(struct nl_cache *cache, - const char *name, int ifindex) -{ - struct rtnl_neightbl *nt; - - if (cache->c_ops != &rtnl_neightbl_ops) - return NULL; - - nl_list_for_each_entry(nt, &cache->c_items, ce_list) { - if (!strcasecmp(nt->nt_name, name) && - ((!ifindex && !nt->nt_parms.ntp_ifindex) || - (ifindex && ifindex == nt->nt_parms.ntp_ifindex))) { - nl_object_get((struct nl_object *) nt); - return nt; - } - } - - return NULL; -} - -/** @} */ - -/** - * @name Neighbour Table Modifications - * @{ - */ - -/** - * Builds a netlink change request message to change neighbour table attributes - * @arg old neighbour table to change - * @arg tmpl template with requested changes - * - * Builds a new netlink message requesting a change of neighbour table - * attributes. The netlink message header isn't fully equipped with all - * relevant fields and must be sent out via nl_send_auto_complete() or - * supplemented as needed. - * \a old must point to a neighbour table currently configured in the - * kernel and \a tmpl must contain the attributes to be changed set via - * \c rtnl_neightbl_set_* functions. - * - * @return New netlink message - */ -struct nl_msg * rtnl_neightbl_build_change_request(struct rtnl_neightbl *old, - struct rtnl_neightbl *tmpl) -{ - struct nl_msg *m; - struct ndtmsg ndt = { - .ndtm_family = old->nt_family, - }; - - m = nlmsg_build_simple(RTM_SETNEIGHTBL, 0); - nlmsg_append(m, &ndt, sizeof(ndt), 1); - - nla_put_string(m, NDTA_NAME, old->nt_name); - - if (tmpl->nt_mask & NEIGHTBL_ATTR_THRESH1) - nla_put_u32(m, NDTA_THRESH1, tmpl->nt_gc_thresh1); - - if (tmpl->nt_mask & NEIGHTBL_ATTR_THRESH2) - nla_put_u32(m, NDTA_THRESH2, tmpl->nt_gc_thresh2); - - if (tmpl->nt_mask & NEIGHTBL_ATTR_THRESH2) - nla_put_u32(m, NDTA_THRESH2, tmpl->nt_gc_thresh2); - - if (tmpl->nt_mask & NEIGHTBL_ATTR_GC_INTERVAL) - nla_put_u64(m, NDTA_GC_INTERVAL, - tmpl->nt_gc_interval); - - if (tmpl->nt_mask & NEIGHTBL_ATTR_PARMS) { - struct rtnl_neightbl_parms *p = &tmpl->nt_parms; - struct nl_msg *parms = nlmsg_build(NULL); - - if (old->nt_parms.ntp_mask & NEIGHTBLPARM_ATTR_IFINDEX) - nla_put_u32(parms, NDTPA_IFINDEX, - old->nt_parms.ntp_ifindex); - - - if (p->ntp_mask & NEIGHTBLPARM_ATTR_QUEUE_LEN) - nla_put_u32(parms, NDTPA_QUEUE_LEN, p->ntp_queue_len); - - if (p->ntp_mask & NEIGHTBLPARM_ATTR_APP_PROBES) - nla_put_u32(parms, NDTPA_APP_PROBES, p->ntp_app_probes); - - if (p->ntp_mask & NEIGHTBLPARM_ATTR_UCAST_PROBES) - nla_put_u32(parms, NDTPA_UCAST_PROBES, - p->ntp_ucast_probes); - - if (p->ntp_mask & NEIGHTBLPARM_ATTR_MCAST_PROBES) - nla_put_u32(parms, NDTPA_MCAST_PROBES, - p->ntp_mcast_probes); - - if (p->ntp_mask & NEIGHTBLPARM_ATTR_PROXY_QLEN) - nla_put_u32(parms, NDTPA_PROXY_QLEN, - p->ntp_proxy_qlen); - - if (p->ntp_mask & NEIGHTBLPARM_ATTR_BASE_REACHABLE_TIME) - nla_put_u64(parms, NDTPA_BASE_REACHABLE_TIME, - p->ntp_base_reachable_time); - - if (p->ntp_mask & NEIGHTBLPARM_ATTR_RETRANS_TIME) - nla_put_u64(parms, NDTPA_RETRANS_TIME, - p->ntp_retrans_time); - - if (p->ntp_mask & NEIGHTBLPARM_ATTR_GC_STALETIME) - nla_put_u64(parms, NDTPA_GC_STALETIME, - p->ntp_gc_stale_time); - - if (p->ntp_mask & NEIGHTBLPARM_ATTR_DELAY_PROBE_TIME) - nla_put_u64(parms, NDTPA_DELAY_PROBE_TIME, - p->ntp_proxy_delay); - - if (p->ntp_mask & NEIGHTBLPARM_ATTR_ANYCAST_DELAY) - nla_put_u64(parms, NDTPA_ANYCAST_DELAY, - p->ntp_anycast_delay); - - if (p->ntp_mask & NEIGHTBLPARM_ATTR_PROXY_DELAY) - nla_put_u64(parms, NDTPA_PROXY_DELAY, - p->ntp_proxy_delay); - - if (p->ntp_mask & NEIGHTBLPARM_ATTR_LOCKTIME) - nla_put_u64(parms, NDTPA_LOCKTIME, p->ntp_locktime); - - nla_put_nested(m, NDTA_PARMS, parms); - nlmsg_free(parms); - } - - return m; -} - -/** - * Change neighbour table attributes - * @arg handle netlink handle - * @arg old neighbour table to be changed - * @arg tmpl template with requested changes - * - * Builds a new netlink message by calling - * rtnl_neightbl_build_change_request(), sends the request to the - * kernel and waits for the next ACK to be received, i.e. blocks - * until the request has been processed. - * - * @return 0 on success or a negative error code - */ -int rtnl_neightbl_change(struct nl_handle *handle, struct rtnl_neightbl *old, - struct rtnl_neightbl *tmpl) -{ - int err; - struct nl_msg *msg; - - msg = rtnl_neightbl_build_change_request(old, tmpl); - err = nl_send_auto_complete(handle, msg); - if (err < 0) - return err; - - nlmsg_free(msg); - return nl_wait_for_ack(handle); -} - -/** @} */ - -/** - * @name Attribute Modification - * @{ - */ - -/** - * Set the address family of a neighbour table to the specified value - * @arg ntbl neighbour table to change - * @arg family new address family - */ -void rtnl_neightbl_set_family(struct rtnl_neightbl *ntbl, int family) -{ - ntbl->nt_family = family; - ntbl->nt_mask |= NEIGHTBL_ATTR_FAMILY; -} - -/** - * Set the gc interval of a neighbour table to the specified value - * @arg ntbl neighbour table to change - * @arg ms new interval in milliseconds - */ -void rtnl_neightbl_set_gc_interval(struct rtnl_neightbl *ntbl, uint64_t ms) -{ - ntbl->nt_gc_interval = ms; - ntbl->nt_mask |= NEIGHTBL_ATTR_GC_INTERVAL; -} - -/** - * Set the gc threshold 1 of a neighbour table to the specified value - * @arg ntbl neighbour table to change - * @arg thresh new gc threshold - */ -void rtnl_neightbl_set_gc_tresh1(struct rtnl_neightbl *ntbl, int thresh) -{ - ntbl->nt_gc_thresh1 = thresh; - ntbl->nt_mask |= NEIGHTBL_ATTR_THRESH1; -} - -/** - * Set the gc threshold 2 of a neighbour table to the specified value - * @arg ntbl neighbour table to change - * @arg thresh new gc threshold - */ -void rtnl_neightbl_set_gc_tresh2(struct rtnl_neightbl *ntbl, int thresh) -{ - ntbl->nt_gc_thresh2 = thresh; - ntbl->nt_mask |= NEIGHTBL_ATTR_THRESH2; -} - -/** - * Set the gc threshold 3 of a neighbour table to the specified value - * @arg ntbl neighbour table to change - * @arg thresh new gc threshold - */ -void rtnl_neightbl_set_gc_tresh3(struct rtnl_neightbl *ntbl, int thresh) -{ - ntbl->nt_gc_thresh3 = thresh; - ntbl->nt_mask |= NEIGHTBL_ATTR_THRESH3; -} - -/** - * Set the table name of a neighbour table to the specified value - * @arg ntbl neighbour table to change - * @arg name new table name - */ -void rtnl_neightbl_set_name(struct rtnl_neightbl *ntbl, const char *name) -{ - strncpy(ntbl->nt_name, name, sizeof(ntbl->nt_name) - 1); - ntbl->nt_mask |= NEIGHTBL_ATTR_NAME; -} - -/** - * Set the device of a neighbour table to the specified value - * @arg ntbl neighbour table to change - * @arg ifindex interface index of the device - */ -void rtnl_neightbl_set_dev(struct rtnl_neightbl *ntbl, int ifindex) -{ - ntbl->nt_parms.ntp_ifindex = ifindex; - ntbl->nt_parms.ntp_mask |= NEIGHTBLPARM_ATTR_IFINDEX; - ntbl->nt_mask |= NEIGHTBL_ATTR_PARMS; -} - -/** - * Set the queue length for pending requests of a neighbour table to the specified value - * @arg ntbl neighbour table to change - * @arg len new queue len - */ -void rtnl_neightbl_set_queue_len(struct rtnl_neightbl *ntbl, int len) -{ - ntbl->nt_parms.ntp_queue_len = len; - ntbl->nt_parms.ntp_mask |= NEIGHTBLPARM_ATTR_QUEUE_LEN; - ntbl->nt_mask |= NEIGHTBL_ATTR_PARMS; -} - -/** - * Set the queue length for delay proxy arp requests of a neighbour table to the specified value - * @arg ntbl neighbour table to change - * @arg len new queue len - */ -void rtnl_neightbl_set_proxy_queue_len(struct rtnl_neightbl *ntbl, int len) -{ - ntbl->nt_parms.ntp_proxy_qlen = len; - ntbl->nt_parms.ntp_mask |= NEIGHTBLPARM_ATTR_PROXY_QLEN; - ntbl->nt_mask |= NEIGHTBL_ATTR_PARMS; -} - -/** - * Set the number of application probes of a neighbour table to the specified value - * @arg ntbl neighbour table to change - * @arg probes new probes value - */ -void rtnl_neightbl_set_app_probes(struct rtnl_neightbl *ntbl, int probes) -{ - ntbl->nt_parms.ntp_app_probes = probes; - ntbl->nt_parms.ntp_mask |= NEIGHTBLPARM_ATTR_APP_PROBES; - ntbl->nt_mask |= NEIGHTBL_ATTR_PARMS; -} - -/** - * Set the number of unicast probes of a neighbour table to the specified value - * @arg ntbl neighbour table to change - * @arg probes new probes value - */ -void rtnl_neightbl_set_ucast_probes(struct rtnl_neightbl *ntbl, int probes) -{ - ntbl->nt_parms.ntp_ucast_probes = probes; - ntbl->nt_parms.ntp_mask |= NEIGHTBLPARM_ATTR_UCAST_PROBES; - ntbl->nt_mask |= NEIGHTBL_ATTR_PARMS; -} - -/** - * Set the number of multicast probes of a neighbour table to the specified value - * @arg ntbl neighbour table to change - * @arg probes new probes value - */ -void rtnl_neightbl_set_mcast_probes(struct rtnl_neightbl *ntbl, int probes) -{ - ntbl->nt_parms.ntp_mcast_probes = probes; - ntbl->nt_parms.ntp_mask |= NEIGHTBLPARM_ATTR_MCAST_PROBES; - ntbl->nt_mask |= NEIGHTBL_ATTR_PARMS; -} - -/** - * Set the base reachable time of a neighbour table to the specified value - * @arg ntbl neighbour table to change - * @arg ms new base reachable time in milliseconds - */ -void rtnl_neightbl_set_base_reachable_time(struct rtnl_neightbl *ntbl, - uint64_t ms) -{ - ntbl->nt_parms.ntp_base_reachable_time = ms; - ntbl->nt_parms.ntp_mask |= NEIGHTBLPARM_ATTR_BASE_REACHABLE_TIME; - ntbl->nt_mask |= NEIGHTBL_ATTR_PARMS; -} - -/** - * Set the retransmit time of a neighbour table to the specified value - * @arg ntbl neighbour table to change - * @arg ms new retransmit time - */ -void rtnl_neightbl_set_retrans_time(struct rtnl_neightbl *ntbl, uint64_t ms) -{ - ntbl->nt_parms.ntp_retrans_time = ms; - ntbl->nt_parms.ntp_mask |= NEIGHTBLPARM_ATTR_RETRANS_TIME; - ntbl->nt_mask |= NEIGHTBL_ATTR_PARMS; -} - -/** - * Set the gc stale time of a neighbour table to the specified value - * @arg ntbl neighbour table to change - * @arg ms new gc stale time in milliseconds - */ -void rtnl_neightbl_set_gc_stale_time(struct rtnl_neightbl *ntbl, uint64_t ms) -{ - ntbl->nt_parms.ntp_gc_stale_time = ms; - ntbl->nt_parms.ntp_mask |= NEIGHTBLPARM_ATTR_GC_STALETIME; - ntbl->nt_mask |= NEIGHTBL_ATTR_PARMS; -} - -/** - * Set the first probe delay time of a neighbour table to the specified value - * @arg ntbl neighbour table to change - * @arg ms new first probe delay time in milliseconds - */ -void rtnl_neightbl_set_delay_probe_time(struct rtnl_neightbl *ntbl, uint64_t ms) -{ - ntbl->nt_parms.ntp_probe_delay = ms; - ntbl->nt_parms.ntp_mask |= NEIGHTBLPARM_ATTR_DELAY_PROBE_TIME; - ntbl->nt_mask |= NEIGHTBL_ATTR_PARMS; -} - -/** - * Set the anycast delay of a neighbour table to the specified value - * @arg ntbl neighbour table to change - * @arg ms new anycast delay in milliseconds - */ -void rtnl_neightbl_set_anycast_delay(struct rtnl_neightbl *ntbl, uint64_t ms) -{ - ntbl->nt_parms.ntp_anycast_delay = ms; - ntbl->nt_parms.ntp_mask |= NEIGHTBLPARM_ATTR_ANYCAST_DELAY; - ntbl->nt_mask |= NEIGHTBL_ATTR_PARMS; -} - -/** - * Set the proxy delay of a neighbour table to the specified value - * @arg ntbl neighbour table to change - * @arg ms new proxy delay in milliseconds - */ -void rtnl_neightbl_set_proxy_delay(struct rtnl_neightbl *ntbl, uint64_t ms) -{ - ntbl->nt_parms.ntp_proxy_delay = ms; - ntbl->nt_parms.ntp_mask |= NEIGHTBLPARM_ATTR_PROXY_DELAY; - ntbl->nt_mask |= NEIGHTBL_ATTR_PARMS; -} - -/** - * Set the locktime of a neighbour table to the specified value - * @arg ntbl neighbour table to change - * @arg ms new locktime in milliseconds - */ -void rtnl_neightbl_set_locktime(struct rtnl_neightbl *ntbl, uint64_t ms) -{ - ntbl->nt_parms.ntp_locktime = ms; - ntbl->nt_parms.ntp_mask |= NEIGHTBLPARM_ATTR_LOCKTIME; - ntbl->nt_mask |= NEIGHTBL_ATTR_PARMS; -} - -/** @} */ - -static struct nl_cache_ops rtnl_neightbl_ops = { - .co_name = "route/neightbl", - .co_size = sizeof(struct rtnl_neightbl), - .co_hdrsize = sizeof(struct rtgenmsg), - .co_msgtypes = { - { RTM_NEWNEIGHTBL, "new" }, - { RTM_SETNEIGHTBL, "set" }, - { RTM_GETNEIGHTBL, "get" }, - { -1, NULL }, - }, - .co_protocol = NETLINK_ROUTE, - .co_request_update = &neightbl_request_update, - .co_msg_parser = &neightbl_msg_parser, - .co_dump[NL_DUMP_BRIEF] = &neightbl_dump_brief, - .co_dump[NL_DUMP_FULL] = &neightbl_dump_full, - .co_dump[NL_DUMP_STATS] = &neightbl_dump_stats, - .co_filter = &neightbl_filter, -}; - -static void __init neightbl_init(void) -{ - nl_cache_mngt_register(&rtnl_neightbl_ops); -} - -static void __exit neightbl_exit(void) -{ - nl_cache_mngt_unregister(&rtnl_neightbl_ops); -} - -/** @} */