X-Git-Url: http://git.sameswireless.fr/l2tpns.git/blobdiff_plain/74967abeca9a78ad4a1b7a953fd67988cfb67895..6b36bc85b235d93d46058c8d7015f61f6bcbc45a:/bgp.c diff --git a/bgp.c b/bgp.c index 2d411e7..ea4ef45 100644 --- a/bgp.c +++ b/bgp.c @@ -10,8 +10,6 @@ * nor RFC2385 (which requires a kernel patch on 2.4 kernels). */ -char const *cvs_id_bgp = "$Id: bgp.c,v 1.6 2004/11/11 03:07:42 bodea Exp $"; - #include #include #include @@ -34,7 +32,7 @@ static struct bgp_route_list *bgp_insert_route(struct bgp_route_list *head, struct bgp_route_list *new); static void bgp_free_routes(struct bgp_route_list *routes); -static char const *bgp_msg_type_str(u8 type); +static char const *bgp_msg_type_str(uint8_t type); static int bgp_connect(struct bgp_peer *peer); static int bgp_handle_connect(struct bgp_peer *peer); static int bgp_write(struct bgp_peer *peer); @@ -43,9 +41,10 @@ static int bgp_handle_input(struct bgp_peer *peer); static int bgp_send_open(struct bgp_peer *peer); static int bgp_send_keepalive(struct bgp_peer *peer); static int bgp_send_update(struct bgp_peer *peer); -static int bgp_send_notification(struct bgp_peer *peer, u8 code, u8 subcode); +static int bgp_send_notification(struct bgp_peer *peer, uint8_t code, + uint8_t subcode); -static u16 our_as; +static uint16_t our_as; static struct bgp_route_list *bgp_routes = 0; int bgp_configured = 0; @@ -69,11 +68,15 @@ int bgp_setup(int as) if (!((peer->outbuf = malloc(sizeof(*peer->outbuf))) && (peer->inbuf = malloc(sizeof(*peer->inbuf))))) { - LOG(0, 0, 0, 0, "Can't allocate buffers for bgp peer (%s)\n", + LOG(0, 0, 0, "Can't allocate buffers for bgp peer (%s)\n", strerror(errno)); return 0; } + + peer->edata.type = FD_TYPE_BGP; + peer->edata.index = i; + peer->events = 0; } if (as < 1) @@ -89,7 +92,8 @@ int bgp_setup(int as) } /* start connection with a peer */ -int bgp_start(struct bgp_peer *peer, char *name, int as, int keepalive, int hold, int enable) +int bgp_start(struct bgp_peer *peer, char *name, int as, int keepalive, + int hold, int enable) { struct hostent *h; int ibgp; @@ -98,8 +102,8 @@ int bgp_start(struct bgp_peer *peer, char *name, int as, int keepalive, int hold char path_attrs[64]; char *p = path_attrs; in_addr_t ip; - u32 metric = htonl(BGP_METRIC); - u32 no_export = htonl(BGP_COMMUNITY_NO_EXPORT); + uint32_t metric = htonl(BGP_METRIC); + uint32_t no_export = htonl(BGP_COMMUNITY_NO_EXPORT); if (!our_as) return 0; @@ -111,7 +115,7 @@ int bgp_start(struct bgp_peer *peer, char *name, int as, int keepalive, int hold if (!(h = gethostbyname(name)) || h->h_addrtype != AF_INET) { - LOG(0, 0, 0, 0, "Can't get address for BGP peer %s (%s)\n", + LOG(0, 0, 0, "Can't get address for BGP peer %s (%s)\n", name, h ? "no address" : hstrerror(h_errno)); return 0; @@ -170,9 +174,9 @@ int bgp_start(struct bgp_peer *peer, char *name, int as, int keepalive, int hold { /* just our AS */ struct { - u8 type; - u8 len; - u16 value; + uint8_t type; + uint8_t len; + uint16_t value; } as_path = { BGP_PATH_ATTR_CODE_AS_PATH_AS_SEQUENCE, 1, @@ -204,7 +208,7 @@ int bgp_start(struct bgp_peer *peer, char *name, int as, int keepalive, int hold if (ibgp) { - u32 local_pref = htonl(BGP_LOCAL_PREF); + uint32_t local_pref = htonl(BGP_LOCAL_PREF); /* LOCAL_PREF */ a.flags = BGP_PATH_ATTR_FLAG_TRANS; @@ -225,7 +229,7 @@ int bgp_start(struct bgp_peer *peer, char *name, int as, int keepalive, int hold if (!(peer->path_attrs = malloc(peer->path_attr_len))) { - LOG(0, 0, 0, 0, "Can't allocate path_attrs for %s (%s)\n", + LOG(0, 0, 0, "Can't allocate path_attrs for %s (%s)\n", name, strerror(errno)); return 0; @@ -233,7 +237,7 @@ int bgp_start(struct bgp_peer *peer, char *name, int as, int keepalive, int hold memcpy(peer->path_attrs, path_attrs, peer->path_attr_len); - LOG(4, 0, 0, 0, "Initiating BGP connection to %s (routing %s)\n", + LOG(4, 0, 0, "Initiating BGP connection to %s (routing %s)\n", name, enable ? "enabled" : "suspended"); /* we have at least one peer configured */ @@ -268,13 +272,14 @@ static void bgp_clear(struct bgp_peer *peer) peer->inbuf->done = 0; peer->cli_flag = 0; + peer->events = 0; if (peer->state != peer->next_state) { peer->state = peer->next_state; peer->state_time = time_now; - LOG(4, 0, 0, 0, "BGP peer %s: state %s\n", peer->name, + LOG(4, 0, 0, "BGP peer %s: state %s\n", peer->name, bgp_state_str(peer->next_state)); } } @@ -282,14 +287,14 @@ static void bgp_clear(struct bgp_peer *peer) /* initiate a clean shutdown */ void bgp_stop(struct bgp_peer *peer) { - LOG(4, 0, 0, 0, "Terminating BGP connection to %s\n", peer->name); + LOG(4, 0, 0, "Terminating BGP connection to %s\n", peer->name); bgp_send_notification(peer, BGP_ERR_CEASE, 0); } /* drop connection (if any) and set state to Disabled */ void bgp_halt(struct bgp_peer *peer) { - LOG(4, 0, 0, 0, "Aborting BGP connection to %s\n", peer->name); + LOG(4, 0, 0, "Aborting BGP connection to %s\n", peer->name); peer->next_state = Disabled; bgp_clear(peer); } @@ -324,7 +329,7 @@ static void bgp_set_retry(struct bgp_peer *peer) static void bgp_cidr(in_addr_t ip, in_addr_t mask, struct bgp_ip_prefix *pfx) { int i; - u32 b; + uint32_t b; /* convert to prefix notation */ pfx->len = 32; @@ -399,8 +404,8 @@ int bgp_add_route(in_addr_t ip, in_addr_t mask) /* insert into route list; sorted */ if (!(r = malloc(sizeof(*r)))) { - LOG(0, 0, 0, 0, "Can't allocate route for %s/%d (%s)\n", - inet_toa(add.dest.prefix), add.dest.len, strerror(errno)); + LOG(0, 0, 0, "Can't allocate route for %s/%d (%s)\n", + fmtaddr(add.dest.prefix, 0), add.dest.len, strerror(errno)); return 0; } @@ -413,8 +418,8 @@ int bgp_add_route(in_addr_t ip, in_addr_t mask) if (bgp_peers[i].state == Established) bgp_peers[i].update_routes = 1; - LOG(4, 0, 0, 0, "Registered BGP route %s/%d\n", inet_toa(add.dest.prefix), - add.dest.len); + LOG(4, 0, 0, "Registered BGP route %s/%d\n", + fmtaddr(add.dest.prefix, 0), add.dest.len); return 1; } @@ -462,8 +467,8 @@ int bgp_del_route(in_addr_t ip, in_addr_t mask) if (bgp_peers[i].state == Established) bgp_peers[i].update_routes = 1; - LOG(4, 0, 0, 0, "Removed BGP route %s/%d\n", inet_toa(del.dest.prefix), - del.dest.len); + LOG(4, 0, 0, "Removed BGP route %s/%d\n", + fmtaddr(del.dest.prefix, 0), del.dest.len); return 1; } @@ -482,133 +487,163 @@ void bgp_enable_routing(int enable) bgp_peers[i].update_routes = 1; } - LOG(4, 0, 0, 0, "%s BGP routing\n", enable ? "Enabled" : "Suspended"); + LOG(4, 0, 0, "%s BGP routing\n", enable ? "Enabled" : "Suspended"); } -/* return a bitmask indicating if the socket should be added to the - read set (1) and or write set (2) for select */ -int bgp_select_state(struct bgp_peer *peer) +#ifdef HAVE_EPOLL +# include +#else +# include "fake_epoll.h" +#endif + +/* return a bitmask of the events required to poll this peer's fd */ +int bgp_set_poll() { - int flags = 0; + int i; if (!bgp_configured) return 0; - if (peer->state == Disabled || peer->state == Idle) - return 0; + for (i = 0; i < BGP_NUM_PEERS; i++) + { + struct bgp_peer *peer = &bgp_peers[i]; + int events = 0; + + if (peer->state == Disabled || peer->state == Idle) + continue; + + if (peer->inbuf->done < BGP_MAX_PACKET_SIZE) + events |= EPOLLIN; - if (peer->inbuf->done < BGP_MAX_PACKET_SIZE) - flags |= 1; + if (peer->state == Connect || /* connection in progress */ + peer->update_routes || /* routing updates */ + peer->outbuf->packet.header.len) /* pending output */ + events |= EPOLLOUT; - if (peer->state == Connect || /* connection in progress */ - peer->update_routes || /* routing updates */ - peer->outbuf->packet.header.len) /* pending output */ - flags |= 2; + if (peer->events != events) + { + struct epoll_event ev; - return flags; + ev.events = peer->events = events; + ev.data.ptr = &peer->edata; + epoll_ctl(epollfd, EPOLL_CTL_MOD, peer->sock, &ev); + } + } + + return 1; } -/* process bgp peer */ -int bgp_process(struct bgp_peer *peer, int readable, int writable) +/* process bgp events/timers */ +int bgp_process(uint32_t events[]) { + int i; + if (!bgp_configured) return 0; - if (*peer->name && peer->cli_flag == BGP_CLI_RESTART) - return bgp_restart(peer); + for (i = 0; i < BGP_NUM_PEERS; i++) + { + struct bgp_peer *peer = &bgp_peers[i]; + + if (*peer->name && peer->cli_flag == BGP_CLI_RESTART) + { + bgp_restart(peer); + continue; + } - if (peer->state == Disabled) - return 1; + if (peer->state == Disabled) + continue; - if (peer->cli_flag) - { - switch (peer->cli_flag) + if (peer->cli_flag) { - case BGP_CLI_SUSPEND: - if (peer->routing) + switch (peer->cli_flag) { - peer->routing = 0; - if (peer->state == Established) - peer->update_routes = 1; - } + case BGP_CLI_SUSPEND: + if (peer->routing) + { + peer->routing = 0; + if (peer->state == Established) + peer->update_routes = 1; + } - break; + break; - case BGP_CLI_ENABLE: - if (!peer->routing) - { - peer->routing = 1; - if (peer->state == Established) - peer->update_routes = 1; + case BGP_CLI_ENABLE: + if (!peer->routing) + { + peer->routing = 1; + if (peer->state == Established) + peer->update_routes = 1; + } + + break; } - break; + peer->cli_flag = 0; } - peer->cli_flag = 0; - } - - /* handle empty/fill of buffers */ - if (writable) - { - int r = 1; - if (peer->state == Connect) - r = bgp_handle_connect(peer); - else if (peer->outbuf->packet.header.len) - r = bgp_write(peer); + /* handle empty/fill of buffers */ + if (events[i] & EPOLLOUT) + { + int r = 1; + if (peer->state == Connect) + r = bgp_handle_connect(peer); + else if (peer->outbuf->packet.header.len) + r = bgp_write(peer); - if (!r) - return 0; - } + if (!r) + continue; + } - if (readable) - { - if (!bgp_read(peer)) - return 0; - } + if (events[i] & (EPOLLIN|EPOLLHUP)) + { + if (!bgp_read(peer)) + continue; + } - /* process input buffer contents */ - while (peer->inbuf->done >= sizeof(peer->inbuf->packet.header) - && !peer->outbuf->packet.header.len) /* may need to queue a response */ - { - if (bgp_handle_input(peer) < 0) - return 0; - } + /* process input buffer contents */ + while (peer->inbuf->done >= sizeof(peer->inbuf->packet.header) + && !peer->outbuf->packet.header.len) /* may need to queue a response */ + { + if (bgp_handle_input(peer) < 0) + continue; + } - /* process pending updates */ - if (peer->update_routes - && !peer->outbuf->packet.header.len) /* ditto */ - { - if (!bgp_send_update(peer)) - return 0; - } + /* process pending updates */ + if (peer->update_routes + && !peer->outbuf->packet.header.len) /* ditto */ + { + if (!bgp_send_update(peer)) + continue; + } - /* process timers */ - if (peer->state == Established) - { - if (time_now > peer->expire_time) + /* process timers */ + if (peer->state == Established) { - LOG(1, 0, 0, 0, "No message from BGP peer %s in %ds\n", - peer->name, peer->hold); + if (time_now > peer->expire_time) + { + LOG(1, 0, 0, "No message from BGP peer %s in %ds\n", + peer->name, peer->hold); - bgp_send_notification(peer, BGP_ERR_HOLD_TIMER_EXP, 0); - return 0; - } + bgp_send_notification(peer, BGP_ERR_HOLD_TIMER_EXP, 0); + continue; + } - if (time_now > peer->keepalive_time && !peer->outbuf->packet.header.len) - bgp_send_keepalive(peer); - } - else if (peer->state == Idle) - { - if (time_now > peer->retry_time) - return bgp_connect(peer); - } - else if (time_now > peer->state_time + BGP_STATE_TIME) - { - LOG(1, 0, 0, 0, "%s timer expired for BGP peer %s\n", - bgp_state_str(peer->state), peer->name); + if (time_now > peer->keepalive_time && !peer->outbuf->packet.header.len) + bgp_send_keepalive(peer); + } + else if (peer->state == Idle) + { + if (time_now > peer->retry_time) + bgp_connect(peer); + } + else if (time_now > peer->state_time + BGP_STATE_TIME) + { + LOG(1, 0, 0, "%s timer expired for BGP peer %s\n", + bgp_state_str(peer->state), peer->name); - return bgp_restart(peer); + bgp_restart(peer); + } } return 1; @@ -641,7 +676,7 @@ char const *bgp_state_str(enum bgp_state state) return "?"; } -static char const *bgp_msg_type_str(u8 type) +static char const *bgp_msg_type_str(uint8_t type) { switch (type) { @@ -659,13 +694,14 @@ static int bgp_connect(struct bgp_peer *peer) { static int bgp_port = 0; struct sockaddr_in addr; + struct epoll_event ev; if (!bgp_port) { struct servent *serv; if (!(serv = getservbyname("bgp", "tcp"))) { - LOG(0, 0, 0, 0, "Can't get bgp service (%s)\n", strerror(errno)); + LOG(0, 0, 0, "Can't get bgp service (%s)\n", strerror(errno)); return 0; } @@ -674,13 +710,18 @@ static int bgp_connect(struct bgp_peer *peer) if ((peer->sock = socket(PF_INET, SOCK_STREAM, IPPROTO_TCP)) < 0) { - LOG(0, 0, 0, 0, "Can't create a socket for BGP peer %s (%s)\n", + LOG(0, 0, 0, "Can't create a socket for BGP peer %s (%s)\n", peer->name, strerror(errno)); peer->state = peer->next_state = Disabled; return 0; } + /* add to poll set */ + ev.events = peer->events = EPOLLOUT; + ev.data.ptr = &peer->edata; + epoll_ctl(epollfd, EPOLL_CTL_ADD, peer->sock, &ev); + /* set to non-blocking */ fcntl(peer->sock, F_SETFL, fcntl(peer->sock, F_GETFL, 0) | O_NONBLOCK); @@ -697,7 +738,7 @@ static int bgp_connect(struct bgp_peer *peer) if (errno != EINPROGRESS) { - LOG(1, 0, 0, 0, "Can't connect to BGP peer %s (%s)\n", + LOG(1, 0, 0, "Can't connect to BGP peer %s (%s)\n", inet_ntoa(addr.sin_addr), strerror(errno)); bgp_set_retry(peer); @@ -707,7 +748,7 @@ static int bgp_connect(struct bgp_peer *peer) peer->state = Connect; peer->state_time = time_now; - LOG(4, 0, 0, 0, "BGP peer %s: state Connect\n", peer->name); + LOG(4, 0, 0, "BGP peer %s: state Connect\n", peer->name); return 1; } @@ -715,7 +756,7 @@ static int bgp_connect(struct bgp_peer *peer) peer->state_time = time_now; peer->retry_time = peer->retry_count = 0; - LOG(4, 0, 0, 0, "BGP peer %s: state Active\n", inet_ntoa(addr.sin_addr)); + LOG(4, 0, 0, "BGP peer %s: state Active\n", inet_ntoa(addr.sin_addr)); return bgp_send_open(peer); } @@ -724,11 +765,11 @@ static int bgp_connect(struct bgp_peer *peer) static int bgp_handle_connect(struct bgp_peer *peer) { int err = 0; - int len = sizeof(int); + socklen_t len = sizeof(int); getsockopt(peer->sock, SOL_SOCKET, SO_ERROR, &err, &len); if (err) { - LOG(1, 0, 0, 0, "Can't connect to BGP peer %s (%s)\n", peer->name, + LOG(1, 0, 0, "Can't connect to BGP peer %s (%s)\n", peer->name, strerror(err)); bgp_set_retry(peer); @@ -738,7 +779,7 @@ static int bgp_handle_connect(struct bgp_peer *peer) peer->state = Active; peer->state_time = time_now; - LOG(4, 0, 0, 0, "BGP peer %s: state Active\n", peer->name); + LOG(4, 0, 0, "BGP peer %s: state Active\n", peer->name); return bgp_send_open(peer); } @@ -759,9 +800,9 @@ static int bgp_write(struct bgp_peer *peer) return 1; if (errno == EPIPE) - LOG(1, 0, 0, 0, "Connection to BGP peer %s closed\n", peer->name); + LOG(1, 0, 0, "Connection to BGP peer %s closed\n", peer->name); else - LOG(1, 0, 0, 0, "Can't write to BGP peer %s (%s)\n", peer->name, + LOG(1, 0, 0, "Can't write to BGP peer %s (%s)\n", peer->name, strerror(errno)); bgp_set_retry(peer); @@ -774,7 +815,7 @@ static int bgp_write(struct bgp_peer *peer) return 1; } - LOG(4, 0, 0, 0, "Sent %s to BGP peer %s\n", + LOG(4, 0, 0, "Sent %s to BGP peer %s\n", bgp_msg_type_str(peer->outbuf->packet.header.type), peer->name); peer->outbuf->packet.header.len = 0; @@ -794,7 +835,7 @@ static int bgp_write(struct bgp_peer *peer) peer->state = peer->next_state; peer->state_time = time_now; - LOG(4, 0, 0, 0, "BGP peer %s: state %s\n", peer->name, + LOG(4, 0, 0, "BGP peer %s: state %s\n", peer->name, bgp_state_str(peer->state)); } @@ -811,7 +852,7 @@ static int bgp_read(struct bgp_peer *peer) { if (!r) { - LOG(1, 0, 0, 0, "Connection to BGP peer %s closed\n", peer->name); + LOG(1, 0, 0, "Connection to BGP peer %s closed\n", peer->name); } else { @@ -821,7 +862,7 @@ static int bgp_read(struct bgp_peer *peer) if (errno == EAGAIN) return 1; - LOG(1, 0, 0, 0, "Can't read from BGP peer %s (%s)\n", peer->name, + LOG(1, 0, 0, "Can't read from BGP peer %s (%s)\n", peer->name, strerror(errno)); } @@ -841,7 +882,7 @@ static int bgp_handle_input(struct bgp_peer *peer) if (len > BGP_MAX_PACKET_SIZE) { - LOG(1, 0, 0, 0, "Bad header length from BGP %s\n", peer->name); + LOG(1, 0, 0, "Bad header length from BGP %s\n", peer->name); bgp_send_notification(peer, BGP_ERR_HEADER, BGP_ERR_HDR_BAD_LEN); return 0; } @@ -849,7 +890,7 @@ static int bgp_handle_input(struct bgp_peer *peer) if (peer->inbuf->done < len) return 0; - LOG(4, 0, 0, 0, "Received %s from BGP peer %s\n", + LOG(4, 0, 0, "Received %s from BGP peer %s\n", bgp_msg_type_str(p->header.type), peer->name); switch (p->header.type) @@ -857,13 +898,14 @@ static int bgp_handle_input(struct bgp_peer *peer) case BGP_MSG_OPEN: { struct bgp_data_open data; + int hold; int i; for (i = 0; i < sizeof(p->header.marker); i++) { if ((unsigned char) p->header.marker[i] != 0xff) { - LOG(1, 0, 0, 0, "Invalid marker from BGP peer %s\n", + LOG(1, 0, 0, "Invalid marker from BGP peer %s\n", peer->name); bgp_send_notification(peer, BGP_ERR_HEADER, @@ -875,7 +917,7 @@ static int bgp_handle_input(struct bgp_peer *peer) if (peer->state != OpenSent) { - LOG(1, 0, 0, 0, "OPEN from BGP peer %s in %s state\n", + LOG(1, 0, 0, "OPEN from BGP peer %s in %s state\n", peer->name, bgp_state_str(peer->state)); bgp_send_notification(peer, BGP_ERR_FSM, 0); @@ -886,7 +928,7 @@ static int bgp_handle_input(struct bgp_peer *peer) if (data.version != BGP_VERSION) { - LOG(1, 0, 0, 0, "Bad version (%d) sent by BGP peer %s\n", + LOG(1, 0, 0, "Bad version (%d) sent by BGP peer %s\n", (int) data.version, peer->name); bgp_send_notification(peer, BGP_ERR_OPEN, BGP_ERR_OPN_VERSION); @@ -895,7 +937,7 @@ static int bgp_handle_input(struct bgp_peer *peer) if (ntohs(data.as) != peer->as) { - LOG(1, 0, 0, 0, "Bad AS sent by BGP peer %s (got %d, " + LOG(1, 0, 0, "Bad AS sent by BGP peer %s (got %d, " "expected %d)\n", peer->name, (int) htons(data.as), (int) peer->as); @@ -903,15 +945,19 @@ static int bgp_handle_input(struct bgp_peer *peer) return 0; } - if ((peer->hold = ntohs(data.hold_time)) < 3) + if ((hold = ntohs(data.hold_time)) < 3) { - LOG(1, 0, 0, 0, "Bad hold time (%d) from BGP peer %s\n", - peer->hold, peer->name); + LOG(1, 0, 0, "Bad hold time (%d) from BGP peer %s\n", + hold, peer->name); bgp_send_notification(peer, BGP_ERR_OPEN, BGP_ERR_OPN_HOLD_TIME); return 0; } + /* pick lowest hold time */ + if (hold < peer->hold) + peer->hold = hold; + /* adjust our keepalive based on negotiated hold value */ if (peer->keepalive * 3 > peer->hold) peer->keepalive = peer->hold / 3; @@ -934,7 +980,7 @@ static int bgp_handle_input(struct bgp_peer *peer) peer->retry_count = 0; peer->retry_time = 0; - LOG(4, 0, 0, 0, "BGP peer %s: state Established\n", peer->name); + LOG(4, 0, 0, "BGP peer %s: state Established\n", peer->name); } break; @@ -947,13 +993,13 @@ static int bgp_handle_input(struct bgp_peer *peer) if (notification->error_code == BGP_ERR_CEASE) { - LOG(4, 0, 0, 0, "BGP peer %s sent CEASE\n", peer->name); - bgp_halt(peer); + LOG(4, 0, 0, "BGP peer %s sent CEASE\n", peer->name); + bgp_restart(peer); return 0; } /* FIXME: should handle more notifications */ - LOG(4, 0, 0, 0, "BGP peer %s sent unhandled NOTIFICATION %d\n", + LOG(4, 0, 0, "BGP peer %s sent unhandled NOTIFICATION %d\n", peer->name, (int) notification->error_code); } @@ -982,7 +1028,7 @@ static int bgp_handle_input(struct bgp_peer *peer) static int bgp_send_open(struct bgp_peer *peer) { struct bgp_data_open data; - u16 len = sizeof(peer->outbuf->packet.header); + uint16_t len = sizeof(peer->outbuf->packet.header); memset(peer->outbuf->packet.header.marker, 0xff, sizeof(peer->outbuf->packet.header.marker)); @@ -1024,9 +1070,9 @@ static int bgp_send_keepalive(struct bgp_peer *peer) /* send/buffer UPDATE message */ static int bgp_send_update(struct bgp_peer *peer) { - u16 unf_len = 0; - u16 attr_len; - u16 len = sizeof(peer->outbuf->packet.header); + uint16_t unf_len = 0; + uint16_t attr_len; + uint16_t len = sizeof(peer->outbuf->packet.header); struct bgp_route_list *have = peer->routes; struct bgp_route_list *want = peer->routing ? bgp_routes : 0; struct bgp_route_list *e = 0; @@ -1072,8 +1118,8 @@ static int bgp_send_update(struct bgp_peer *peer) unf_len += s; len += s; - LOG(5, 0, 0, 0, "Withdrawing route %s/%d from BGP peer %s\n", - inet_toa(tmp->dest.prefix), tmp->dest.len, peer->name); + LOG(5, 0, 0, "Withdrawing route %s/%d from BGP peer %s\n", + fmtaddr(tmp->dest.prefix, 0), tmp->dest.len, peer->name); free(tmp); @@ -1122,8 +1168,8 @@ static int bgp_send_update(struct bgp_peer *peer) { if (!(e = malloc(sizeof(*e)))) { - LOG(0, 0, 0, 0, "Can't allocate route for %s/%d (%s)\n", - inet_toa(add->dest.prefix), add->dest.len, strerror(errno)); + LOG(0, 0, 0, "Can't allocate route for %s/%d (%s)\n", + fmtaddr(add->dest.prefix, 0), add->dest.len, strerror(errno)); return 0; } @@ -1146,8 +1192,8 @@ static int bgp_send_update(struct bgp_peer *peer) data += s; len += s; - LOG(5, 0, 0, 0, "Advertising route %s/%d to BGP peer %s\n", - inet_toa(add->dest.prefix), add->dest.len, peer->name); + LOG(5, 0, 0, "Advertising route %s/%d to BGP peer %s\n", + fmtaddr(add->dest.prefix, 0), add->dest.len, peer->name); } else { @@ -1164,10 +1210,11 @@ static int bgp_send_update(struct bgp_peer *peer) } /* send/buffer NOTIFICATION message */ -static int bgp_send_notification(struct bgp_peer *peer, u8 code, u8 subcode) +static int bgp_send_notification(struct bgp_peer *peer, uint8_t code, + uint8_t subcode) { struct bgp_data_notification data; - u16 len = 0; + uint16_t len = 0; data.error_code = code; len += sizeof(data.error_code);