From 1f182675c816e4708312f99dd817fb894f3a90b3 Mon Sep 17 00:00:00 2001 From: Michal 'vorner' Vaner Date: Tue, 8 Aug 2017 14:40:51 +0200 Subject: [PATCH] RAdv: Style updates Adapt the naming conventions to be a bit closer to the other protocols. proto_radv -> radv_proto struct radv_proto *ra -> struct radv_proto *p struct proto *p -> struct proto *P --- proto/radv/packets.c | 22 ++++---- proto/radv/radv.c | 123 ++++++++++++++++++++++--------------------- proto/radv/radv.h | 8 +-- 3 files changed, 77 insertions(+), 76 deletions(-) diff --git a/proto/radv/packets.c b/proto/radv/packets.c index 4bf960c3..1c9837a4 100644 --- a/proto/radv/packets.c +++ b/proto/radv/packets.c @@ -82,8 +82,8 @@ static struct radv_prefix_config default_prefix = { static struct radv_prefix_config * radv_prefix_match(struct radv_iface *ifa, struct ifa *a) { - struct proto *p = &ifa->ra->p; - struct radv_config *cf = (struct radv_config *) (p->cf); + struct radv_proto *p = ifa->ra; + struct radv_config *cf = (struct radv_config *) (p->p.cf); struct radv_prefix_config *pc; if (a->scope <= SCOPE_LINK) @@ -207,7 +207,7 @@ radv_prepare_dnssl(struct radv_iface *ifa, list *dnssl_list, char **buf, char *b else op->lifetime = htonl(dcf->lifetime); - while(NODE_VALID(dcf) && + while(NODE_VALID(dcf) && (dcf->lifetime == dcf_base->lifetime) && (dcf->lifetime_mult == dcf_base->lifetime_mult)) { @@ -238,8 +238,8 @@ radv_prepare_dnssl(struct radv_iface *ifa, list *dnssl_list, char **buf, char *b static void radv_prepare_ra(struct radv_iface *ifa) { - struct proto_radv *ra = ifa->ra; - struct radv_config *cf = (struct radv_config *) (ra->p.cf); + struct radv_proto *p = ifa->ra; + struct radv_config *cf = (struct radv_config *) (p->p.cf); struct radv_iface_config *ic = ifa->cf; char *buf = ifa->sk->tbuf; @@ -251,7 +251,7 @@ radv_prepare_ra(struct radv_iface *ifa) pkt->code = 0; pkt->checksum = 0; pkt->current_hop_limit = ic->current_hop_limit; - pkt->router_lifetime = (ra->active || !ic->default_lifetime_sensitive) ? + pkt->router_lifetime = (p->active || !ic->default_lifetime_sensitive) ? htons(ic->default_lifetime) : 0; pkt->flags = (ic->managed ? OPT_RA_MANAGED : 0) | (ic->other_config ? OPT_RA_OTHER_CFG : 0) | @@ -281,7 +281,7 @@ radv_prepare_ra(struct radv_iface *ifa) if (buf + sizeof(struct radv_opt_prefix) > bufend) { - log(L_WARN "%s: Too many prefixes on interface %s", ra->p.name, ifa->iface->name); + log(L_WARN "%s: Too many prefixes on interface %s", p->p.name, ifa->iface->name); goto done; } @@ -291,9 +291,9 @@ radv_prepare_ra(struct radv_iface *ifa) op->pxlen = addr->pxlen; op->flags = (pc->onlink ? OPT_PX_ONLINK : 0) | (pc->autonomous ? OPT_PX_AUTONOMOUS : 0); - op->valid_lifetime = (ra->active || !pc->valid_lifetime_sensitive) ? + op->valid_lifetime = (p->active || !pc->valid_lifetime_sensitive) ? htonl(pc->valid_lifetime) : 0; - op->preferred_lifetime = (ra->active || !pc->preferred_lifetime_sensitive) ? + op->preferred_lifetime = (p->active || !pc->preferred_lifetime_sensitive) ? htonl(pc->preferred_lifetime) : 0; op->reserved = 0; op->prefix = addr->prefix; @@ -323,7 +323,7 @@ radv_prepare_ra(struct radv_iface *ifa) void radv_send_ra(struct radv_iface *ifa, int shutdown) { - struct proto_radv *ra = ifa->ra; + struct radv_proto *p = ifa->ra; /* We store prepared RA in tbuf */ if (!ifa->plen) @@ -351,7 +351,7 @@ static int radv_rx_hook(sock *sk, uint size) { struct radv_iface *ifa = sk->data; - struct proto_radv *ra = ifa->ra; + struct radv_proto *p = ifa->ra; /* We want just packets from sk->iface */ if (sk->lifindex != sk->iface->index) diff --git a/proto/radv/radv.c b/proto/radv/radv.c index 5c52217d..4ea1f5c2 100644 --- a/proto/radv/radv.c +++ b/proto/radv/radv.c @@ -47,7 +47,7 @@ static void radv_timer(timer *tm) { struct radv_iface *ifa = tm->data; - struct proto_radv *ra = ifa->ra; + struct radv_proto *p = ifa->ra; RADV_TRACE(D_EVENTS, "Timer fired on %s", ifa->iface->name); @@ -72,7 +72,7 @@ static char* ev_name[] = { NULL, "Init", "Change", "RS" }; void radv_iface_notify(struct radv_iface *ifa, int event) { - struct proto_radv *ra = ifa->ra; + struct radv_proto *p = ifa->ra; if (!ifa->sk) return; @@ -102,21 +102,21 @@ radv_iface_notify(struct radv_iface *ifa, int event) } static void -radv_iface_notify_all(struct proto_radv *ra, int event) +radv_iface_notify_all(struct radv_proto *p, int event) { struct radv_iface *ifa; - WALK_LIST(ifa, ra->iface_list) + WALK_LIST(ifa, p->iface_list) radv_iface_notify(ifa, event); } static struct radv_iface * -radv_iface_find(struct proto_radv *ra, struct iface *what) +radv_iface_find(struct radv_proto *p, struct iface *what) { struct radv_iface *ifa; - WALK_LIST(ifa, ra->iface_list) + WALK_LIST(ifa, p->iface_list) if (ifa->iface == what) return ifa; @@ -127,11 +127,11 @@ static void radv_iface_add(struct object_lock *lock) { struct radv_iface *ifa = lock->data; - struct proto_radv *ra = ifa->ra; + struct radv_proto *p = ifa->ra; if (! radv_sk_open(ifa)) { - log(L_ERR "%s: Socket open failed on interface %s", ra->p.name, ifa->iface->name); + log(L_ERR "%s: Socket open failed on interface %s", p->p.name, ifa->iface->name); return; } @@ -150,24 +150,24 @@ find_lladdr(struct iface *iface) } static void -radv_iface_new(struct proto_radv *ra, struct iface *iface, struct radv_iface_config *cf) +radv_iface_new(struct radv_proto *p, struct iface *iface, struct radv_iface_config *cf) { - pool *pool = ra->p.pool; + pool *pool = p->p.pool; struct radv_iface *ifa; RADV_TRACE(D_EVENTS, "Adding interface %s", iface->name); ifa = mb_allocz(pool, sizeof(struct radv_iface)); - ifa->ra = ra; + ifa->ra = p; ifa->cf = cf; ifa->iface = iface; - add_tail(&ra->iface_list, NODE ifa); + add_tail(&p->iface_list, NODE ifa); ifa->addr = find_lladdr(iface); if (!ifa->addr) { - log(L_ERR "%s: Cannot find link-locad addr on interface %s", ra->p.name, iface->name); + log(L_ERR "%s: Cannot find link-locad addr on interface %s", p->p.name, iface->name); return; } @@ -193,7 +193,7 @@ radv_iface_new(struct proto_radv *ra, struct iface *iface, struct radv_iface_con static void radv_iface_remove(struct radv_iface *ifa) { - struct proto_radv *ra = ifa->ra; + struct radv_proto *p = ifa->ra; RADV_TRACE(D_EVENTS, "Removing interface %s", ifa->iface->name); rem_node(NODE ifa); @@ -206,10 +206,10 @@ radv_iface_remove(struct radv_iface *ifa) } static void -radv_if_notify(struct proto *p, unsigned flags, struct iface *iface) +radv_if_notify(struct proto *P, unsigned flags, struct iface *iface) { - struct proto_radv *ra = (struct proto_radv *) p; - struct radv_config *cf = (struct radv_config *) (p->cf); + struct radv_proto *p = (struct radv_proto *) P; + struct radv_config *cf = (struct radv_config *) (P->cf); if (iface->flags & IF_IGNORE) return; @@ -220,12 +220,12 @@ radv_if_notify(struct proto *p, unsigned flags, struct iface *iface) iface_patt_find(&cf->patt_list, iface, NULL); if (ic) - radv_iface_new(ra, iface, ic); + radv_iface_new(p, iface, ic); return; } - struct radv_iface *ifa = radv_iface_find(ra, iface); + struct radv_iface *ifa = radv_iface_find(p, iface); if (!ifa) return; @@ -240,9 +240,9 @@ radv_if_notify(struct proto *p, unsigned flags, struct iface *iface) } static void -radv_ifa_notify(struct proto *p, unsigned flags UNUSED, struct ifa *a) +radv_ifa_notify(struct proto *P, unsigned flags UNUSED, struct ifa *a) { - struct proto_radv *ra = (struct proto_radv *) p; + struct radv_proto *p = (struct radv_proto *) P; if (a->flags & IA_SECONDARY) return; @@ -250,7 +250,7 @@ radv_ifa_notify(struct proto *p, unsigned flags UNUSED, struct ifa *a) if (a->scope <= SCOPE_LINK) return; - struct radv_iface *ifa = radv_iface_find(ra, a->iface); + struct radv_iface *ifa = radv_iface_find(p, a->iface); if (ifa) radv_iface_notify(ifa, RA_EV_CHANGE); @@ -264,10 +264,10 @@ static inline int radv_net_match_trigger(struct radv_config *cf, net *n) } int -radv_import_control(struct proto *p, rte **new, ea_list **attrs UNUSED, struct linpool *pool UNUSED) +radv_import_control(struct proto *P, rte **new, ea_list **attrs UNUSED, struct linpool *pool UNUSED) { - // struct proto_radv *ra = (struct proto_radv *) p; - struct radv_config *cf = (struct radv_config *) (p->cf); + // struct radv_proto *p = (struct radv_proto *) P; + struct radv_config *cf = (struct radv_config *) (P->cf); if (radv_net_match_trigger(cf, (*new)->net)) return RIC_PROCESS; @@ -276,61 +276,62 @@ radv_import_control(struct proto *p, rte **new, ea_list **attrs UNUSED, struct l } static void -radv_rt_notify(struct proto *p, rtable *tbl UNUSED, net *n, rte *new, rte *old UNUSED, ea_list *attrs UNUSED) +radv_rt_notify(struct proto *P, rtable *tbl UNUSED, net *n, rte *new, rte *old UNUSED, ea_list *attrs UNUSED) { - struct proto_radv *ra = (struct proto_radv *) p; - struct radv_config *cf = (struct radv_config *) (p->cf); + struct radv_proto *p = (struct radv_proto *) P; + struct radv_config *cf = (struct radv_config *) (P->cf); if (radv_net_match_trigger(cf, n)) { - u8 old_active = ra->active; - ra->active = !!new; + u8 old_active = p->active; + p->active = !!new; - if (ra->active == old_active) + if (p->active == old_active) return; - if (ra->active) + if (p->active) RADV_TRACE(D_EVENTS, "Triggered"); else RADV_TRACE(D_EVENTS, "Suppressed"); - radv_iface_notify_all(ra, RA_EV_CHANGE); + radv_iface_notify_all(p, RA_EV_CHANGE); } } static int -radv_check_active(struct proto_radv *ra) +radv_check_active(struct radv_proto *p) { - struct radv_config *cf = (struct radv_config *) (ra->p.cf); + struct radv_config *cf = (struct radv_config *) (p->p.cf); if (! cf->trigger_valid) return 1; - return rt_examine(ra->p.table, cf->trigger_prefix, cf->trigger_pxlen, - &(ra->p), ra->p.cf->out_filter); + return rt_examine(p->p.table, cf->trigger_prefix, cf->trigger_pxlen, + &(p->p), p->p.cf->out_filter); } static struct proto * radv_init(struct proto_config *c) { - struct proto *p = proto_new(c, sizeof(struct proto_radv)); + struct proto *P = proto_new(c, sizeof(struct radv_proto)); - p->accept_ra_types = RA_OPTIMAL; - p->import_control = radv_import_control; - p->rt_notify = radv_rt_notify; - p->if_notify = radv_if_notify; - p->ifa_notify = radv_ifa_notify; - return p; + P->accept_ra_types = RA_OPTIMAL; + P->import_control = radv_import_control; + P->rt_notify = radv_rt_notify; + P->if_notify = radv_if_notify; + P->ifa_notify = radv_ifa_notify; + + return P; } static int -radv_start(struct proto *p) +radv_start(struct proto *P) { - struct proto_radv *ra = (struct proto_radv *) p; - struct radv_config *cf = (struct radv_config *) (p->cf); + struct radv_proto *p = (struct radv_proto *) P; + struct radv_config *cf = (struct radv_config *) (P->cf); - init_list(&(ra->iface_list)); - ra->active = !cf->trigger_valid; + init_list(&(p->iface_list)); + p->active = !cf->trigger_valid; return PS_UP; } @@ -343,21 +344,21 @@ radv_iface_shutdown(struct radv_iface *ifa) } static int -radv_shutdown(struct proto *p) +radv_shutdown(struct proto *P) { - struct proto_radv *ra = (struct proto_radv *) p; + struct radv_proto *p = (struct radv_proto *) P; struct radv_iface *ifa; - WALK_LIST(ifa, ra->iface_list) + WALK_LIST(ifa, p->iface_list) radv_iface_shutdown(ifa); return PS_DOWN; } static int -radv_reconfigure(struct proto *p, struct proto_config *c) +radv_reconfigure(struct proto *P, struct proto_config *c) { - struct proto_radv *ra = (struct proto_radv *) p; + struct radv_proto *p = (struct radv_proto *) P; // struct radv_config *old = (struct radv_config *) (p->cf); struct radv_config *new = (struct radv_config *) c; @@ -369,13 +370,13 @@ radv_reconfigure(struct proto *p, struct proto_config *c) * causing nodes to temporary remove their default routes. */ - p->cf = c; /* radv_check_active() requires proper p->cf */ - ra->active = radv_check_active(ra); + P->cf = c; /* radv_check_active() requires proper P->cf */ + p->active = radv_check_active(p); struct iface *iface; WALK_LIST(iface, iface_list) { - struct radv_iface *ifa = radv_iface_find(ra, iface); + struct radv_iface *ifa = radv_iface_find(p, iface); struct radv_iface_config *ic = (struct radv_iface_config *) iface_patt_find(&new->patt_list, iface, NULL); @@ -395,7 +396,7 @@ radv_reconfigure(struct proto *p, struct proto_config *c) } if (!ifa && ic) - radv_iface_new(ra, iface, ic); + radv_iface_new(p, iface, ic); } return 1; @@ -415,11 +416,11 @@ radv_copy_config(struct proto_config *dest, struct proto_config *src) } static void -radv_get_status(struct proto *p, byte *buf) +radv_get_status(struct proto *P, byte *buf) { - struct proto_radv *ra = (struct proto_radv *) p; + struct radv_proto *p = (struct radv_proto *) P; - if (!ra->active) + if (!p->active) strcpy(buf, "Suppressed"); } diff --git a/proto/radv/radv.h b/proto/radv/radv.h index 0591486b..559a3f3f 100644 --- a/proto/radv/radv.h +++ b/proto/radv/radv.h @@ -114,7 +114,7 @@ struct radv_dnssl_config }; -struct proto_radv +struct radv_proto { struct proto p; list iface_list; /* List of active ifaces */ @@ -124,7 +124,7 @@ struct proto_radv struct radv_iface { node n; - struct proto_radv *ra; + struct radv_proto *ra; struct radv_iface_config *cf; /* Related config, must be updated in reconfigure */ struct iface *iface; struct ifa *addr; /* Link-local address of iface */ @@ -154,8 +154,8 @@ struct radv_iface #else #define RADV_FORCE_DEBUG 0 #endif -#define RADV_TRACE(flags, msg, args...) do { if ((ra->p.debug & flags) || RADV_FORCE_DEBUG) \ - log(L_TRACE "%s: " msg, ra->p.name , ## args ); } while(0) +#define RADV_TRACE(flags, msg, args...) do { if ((p->p.debug & flags) || RADV_FORCE_DEBUG) \ + log(L_TRACE "%s: " msg, p->p.name , ## args ); } while(0) /* radv.c */