remove trailing whitespaces

23 files changed, 200 insertions, 200 deletions

diff --git a/accel-pppd/ppp/ccp_mppe.c b/accel-pppd/ppp/ccp_mppe.c
index 68b95a6b..31bbad4d 100644
--- a/accel-pppd/ppp/ccp_mppe.c
+++ b/accel-pppd/ppp/ccp_mppe.c
@@ -75,10 +75,10 @@ static struct ccp_option_t *mppe_init(struct ppp_ccp_t *ccp)
 		mppe_opt->mppe = 1;
 	else
 		mppe_opt->mppe = -1;
-	
+
 	if (mppe == MPPE_REQUIRE || mppe == MPPE_PREFER)
 		ccp->ld.passive = 0;
-	
+
 	if (mppe == MPPE_REQUIRE)
 		ccp->ld.optional = 0;
 
@@ -153,7 +153,7 @@ static int __mppe_send_conf_req(struct ppp_ccp_t *ccp, struct ccp_option_t *opt,
 		opt32->hdr.id = CI_MPPE;
 		opt32->hdr.len = 6;
 		opt32->val = mppe_opt->mppe ? htonl(MPPE_S | MPPE_H) : 0;
-		
+
 		if (setup_key && mppe_opt->mppe && setup_mppe_key(ccp->ppp->unit_fd, 0, mppe_opt->recv_key))
 			return 0;
 
@@ -189,7 +189,7 @@ static int mppe_recv_conf_req(struct ppp_ccp_t *ccp, struct ccp_option_t *opt, u
 			return CCP_OPT_NAK;
 		return CCP_OPT_ACK;
 	}
-	
+
 	if (opt32->hdr.len != 6)
 		return CCP_OPT_REJ;
 
@@ -209,7 +209,7 @@ static int mppe_recv_conf_req(struct ppp_ccp_t *ccp, struct ccp_option_t *opt, u
 			mppe_opt->mppe = 0;
 	} else
 		return CCP_OPT_REJ;
-	
+
 	if (mppe_opt->mppe) {
 		if (setup_mppe_key(ccp->ppp->unit_fd, 1, mppe_opt->send_key))
 			return CCP_OPT_REJ;
@@ -283,7 +283,7 @@ static void mppe_print(void (*print)(const char *fmt,...),struct ccp_option_t *o
 		bits & MPPE_S ? "+" : "-",
 		bits & MPPE_L ? "+" : "-",
 		bits & MPPE_D ? "+" : "-",
-		bits & MPPE_C ? "+" : "-" 
+		bits & MPPE_C ? "+" : "-"
 	);
 }
 
@@ -304,7 +304,7 @@ static void ev_mppe_keys(struct ev_mppe_keys_t *ev)
 		mppe_opt->mppe = 0;
 		return;
 	}
-	
+
 	if (ccp->ppp->ses.ctrl->mppe == MPPE_UNSET)
 		mppe = conf_mppe;
 	else
@@ -348,7 +348,7 @@ static void mppe_opt_init()
 {
 	ccp_option_register(&mppe_opt_hnd);
 	triton_event_register_handler(EV_MPPE_KEYS, (triton_event_func)ev_mppe_keys);
-	
+
 	load_config();
 	triton_event_register_handler(EV_CONFIG_RELOAD, (triton_event_func)load_config);
 }
diff --git a/accel-pppd/ppp/ipcp_opt_dns.c b/accel-pppd/ppp/ipcp_opt_dns.c
index bd5114ac..f4028448 100644
--- a/accel-pppd/ppp/ipcp_opt_dns.c
+++ b/accel-pppd/ppp/ipcp_opt_dns.c
@@ -109,7 +109,7 @@ static int dns_recv_conf_req(struct ppp_ipcp_t *ipcp, struct ipcp_option_t *opt,
 
 	if (dns_opt->addr == opt32->val)
 		return IPCP_OPT_ACK;
-		
+
 	return IPCP_OPT_NAK;
 }
 
@@ -123,7 +123,7 @@ static void dns1_print(void (*print)(const char *fmt, ...), struct ipcp_option_t
 		in.s_addr = opt32->val;
 	else
 		in.s_addr = dns_opt->addr;
-	
+
 	print("<dns1 %s>", inet_ntoa(in));
 }
 
@@ -137,7 +137,7 @@ static void dns2_print(void (*print)(const char *fmt, ...), struct ipcp_option_t
 		in.s_addr = opt32->val;
 	else
 		in.s_addr = dns_opt->addr;
-	
+
 	print("<dns2 %s>", inet_ntoa(in));
 }
 
@@ -148,7 +148,7 @@ static void ev_dns(struct ev_dns_t *ev)
 
 	if (!ev->ses->ctrl->ppp)
 		return;
-	
+
 	ppp = container_of(ev->ses, typeof(*ppp), ses);
 
 	dns_opt = container_of(ipcp_find_option(ppp, &dns1_opt_hnd), typeof(*dns_opt), opt);
@@ -161,11 +161,11 @@ static void ev_dns(struct ev_dns_t *ev)
 static void load_config(void)
 {
 	char *opt;
-	
+
 	opt = conf_get_opt("dns", "dns1");
 	if (opt)
 		conf_dns1 = inet_addr(opt);
-	
+
 	opt = conf_get_opt("dns", "dns2");
 	if (opt)
 		conf_dns2 = inet_addr(opt);
diff --git a/accel-pppd/ppp/ipcp_opt_ipaddr.c b/accel-pppd/ppp/ipcp_opt_ipaddr.c
index 8a77848e..7bac55bf 100644
--- a/accel-pppd/ppp/ipcp_opt_ipaddr.c
+++ b/accel-pppd/ppp/ipcp_opt_ipaddr.c
@@ -86,19 +86,19 @@ static int alloc_ip(struct ppp_t *ppp)
 		log_ppp_warn("ppp: no free IPv4 address\n");
 		return IPCP_OPT_CLOSE;
 	}
-	
+
 	if (iprange_tunnel_check(ppp->ses.ipv4->peer_addr)) {
 		log_ppp_warn("ppp:ipcp: to avoid kernel soft lockup requested IP cannot be assigned (%i.%i.%i.%i)\n",
-			ppp->ses.ipv4->peer_addr&0xff, 
-			(ppp->ses.ipv4->peer_addr >> 8)&0xff, 
-			(ppp->ses.ipv4->peer_addr >> 16)&0xff, 
+			ppp->ses.ipv4->peer_addr&0xff,
+			(ppp->ses.ipv4->peer_addr >> 8)&0xff,
+			(ppp->ses.ipv4->peer_addr >> 16)&0xff,
 			(ppp->ses.ipv4->peer_addr >> 24)&0xff);
 		return IPCP_OPT_FAIL;
 	}
-	
+
 	if (conf_check_exists && check_exists(ppp, ppp->ses.ipv4->peer_addr))
 		return IPCP_OPT_FAIL;
-	
+
 	return 0;
 }
 
@@ -107,13 +107,13 @@ static int ipaddr_send_conf_req(struct ppp_ipcp_t *ipcp, struct ipcp_option_t *o
 	struct ipaddr_option_t *ipaddr_opt = container_of(opt, typeof(*ipaddr_opt), opt);
 	struct ipcp_opt32_t *opt32 = (struct ipcp_opt32_t *)ptr;
 	int r;
-	
+
 	if (!ipcp->ppp->ses.ipv4) {
 		r = alloc_ip(ipcp->ppp);
 		if (r)
 			return r;
 	}
-	
+
 	opt32->hdr.id = CI_ADDR;
 	opt32->hdr.len = 6;
 	opt32->val = ipcp->ppp->ses.ipv4->addr;
@@ -149,7 +149,7 @@ static int ipaddr_recv_conf_req(struct ppp_ipcp_t *ipcp, struct ipcp_option_t *o
 		ipcp->delay_ack = ccp_ipcp_started(ipcp->ppp);
 		return IPCP_OPT_ACK;
 	}
-		
+
 	return IPCP_OPT_NAK;
 }
 
@@ -163,7 +163,7 @@ static void ipaddr_print(void (*print)(const char *fmt,...),struct ipcp_option_t
 		in.s_addr = opt32->val;
 	else if (ipaddr_opt->ppp->ses.ipv4)
 		in.s_addr = ipaddr_opt->ppp->ses.ipv4->addr;
-	
+
 	print("<addr %s>",inet_ntoa(in));
 }
 
diff --git a/accel-pppd/ppp/ipcp_opt_wins.c b/accel-pppd/ppp/ipcp_opt_wins.c
index fd69a8cf..c9a3bb5c 100644
--- a/accel-pppd/ppp/ipcp_opt_wins.c
+++ b/accel-pppd/ppp/ipcp_opt_wins.c
@@ -109,7 +109,7 @@ static int wins_recv_conf_req(struct ppp_ipcp_t *ipcp, struct ipcp_option_t *opt
 
 	if (wins_opt->addr == opt32->val)
 		return IPCP_OPT_ACK;
-		
+
 	return IPCP_OPT_NAK;
 }
 
@@ -123,7 +123,7 @@ static void wins1_print(void (*print)(const char *fmt, ...), struct ipcp_option_
 		in.s_addr = opt32->val;
 	else
 		in.s_addr = wins_opt->addr;
-	
+
 	print("<wins1 %s>", inet_ntoa(in));
 }
 
@@ -137,7 +137,7 @@ static void wins2_print(void (*print)(const char *fmt, ...), struct ipcp_option_
 		in.s_addr = opt32->val;
 	else
 		in.s_addr = wins_opt->addr;
-	
+
 	print("<wins2 %s>", inet_ntoa(in));
 }
 
@@ -145,7 +145,7 @@ static void ev_wins(struct ev_wins_t *ev)
 {
 	struct wins_option_t *wins_opt;
 	struct ppp_t *ppp;
-	
+
 	if (!ev->ses->ctrl->ppp)
 		return;
 
@@ -161,11 +161,11 @@ static void ev_wins(struct ev_wins_t *ev)
 static void load_config(void)
 {
 	char *opt;
-	
+
 	opt = conf_get_opt("wins", "wins1");
 	if (opt)
 		conf_wins1 = inet_addr(opt);
-	
+
 	opt = conf_get_opt("wins", "wins2");
 	if (opt)
 		conf_wins2 = inet_addr(opt);
diff --git a/accel-pppd/ppp/ipv6cp_opt_intfid.c b/accel-pppd/ppp/ipv6cp_opt_intfid.c
index d2b8127a..aa7afb61 100644
--- a/accel-pppd/ppp/ipv6cp_opt_intfid.c
+++ b/accel-pppd/ppp/ipv6cp_opt_intfid.c
@@ -159,7 +159,7 @@ static uint64_t generate_intf_id(struct ppp_t *ppp)
 
 	return id;
 }
-	
+
 static uint64_t generate_peer_intf_id(struct ppp_t *ppp)
 {
 	char str[4];
@@ -168,7 +168,7 @@ static uint64_t generate_peer_intf_id(struct ppp_t *ppp)
 		uint64_t intf_id;
 		uint16_t addr16[4];
 	} u;
-	
+
 	switch (conf_peer_intf_id) {
 		case INTF_ID_FIXED:
 			return conf_peer_intf_id_val;
@@ -204,10 +204,10 @@ static int alloc_ip(struct ppp_t *ppp)
 
 	if (!ppp->ses.ipv6->intf_id)
 		ppp->ses.ipv6->intf_id = generate_intf_id(ppp);
-	
+
 	if (conf_check_exists && check_exists(ppp))
 		return IPV6CP_OPT_FAIL;
-	
+
 	return 0;
 }
 
@@ -216,13 +216,13 @@ static int ipaddr_send_conf_req(struct ppp_ipv6cp_t *ipv6cp, struct ipv6cp_optio
 	struct ipaddr_option_t *ipaddr_opt = container_of(opt, typeof(*ipaddr_opt), opt);
 	struct ipv6cp_opt64_t *opt64 = (struct ipv6cp_opt64_t *)ptr;
 	int r;
-	
+
 	if (!ipv6cp->ppp->ses.ipv6) {
 		r = alloc_ip(ipv6cp->ppp);
 		if (r)
 			return r;
 	}
-	
+
 	opt64->hdr.id = CI_INTFID;
 	opt64->hdr.len = 10;
 	opt64->val = ipv6cp->ppp->ses.ipv6->intf_id;
@@ -267,7 +267,7 @@ static int ipaddr_recv_conf_req(struct ppp_ipv6cp_t *ipv6cp, struct ipv6cp_optio
 		ipaddr_opt->started = 1;
 		return IPV6CP_OPT_ACK;
 	}
-		
+
 	return IPV6CP_OPT_NAK;
 }
 
@@ -281,7 +281,7 @@ static void ipaddr_print(void (*print)(const char *fmt,...), struct ipv6cp_optio
 		*(uint64_t *)(a.s6_addr + 8) = opt64->val;
 	else
 		*(uint64_t *)(a.s6_addr + 8) = ipaddr_opt->ppp->ses.ipv6->intf_id;
-	
+
 	print("<addr %x:%x:%x:%x>", ntohs(a.s6_addr16[4]), ntohs(a.s6_addr16[5]), ntohs(a.s6_addr16[6]), ntohs(a.s6_addr16[7]));
 }
 
@@ -297,7 +297,7 @@ static uint64_t parse_intfid(const char *opt)
 
 	if (sscanf(opt, "%x:%x:%x:%x", &n[0], &n[1], &n[2], &n[3]) != 4)
 		goto err;
-	
+
 	for (i = 0; i < 4; i++) {
 		if (n[i] < 0 || n[i] > 0xffff)
 			goto err;
@@ -329,7 +329,7 @@ static void load_config(void)
 			conf_intf_id_val = parse_intfid(opt);
 		}
 	}
-	
+
 	opt = conf_get_opt("ppp", "ipv6-peer-intf-id");
 	if (opt) {
 		if (!strcmp(opt, "random"))
@@ -343,7 +343,7 @@ static void load_config(void)
 			conf_peer_intf_id_val = parse_intfid(opt);
 		}
 	}
-	
+
 	opt = conf_get_opt("ppp", "ipv6-accept-peer-intf-id");
 	if (opt)
 		conf_accept_peer_intf_id = atoi(opt);
diff --git a/accel-pppd/ppp/lcp_opt_accomp.c b/accel-pppd/ppp/lcp_opt_accomp.c
index 7e605826..f55ed3cf 100644
--- a/accel-pppd/ppp/lcp_opt_accomp.c
+++ b/accel-pppd/ppp/lcp_opt_accomp.c
@@ -138,7 +138,7 @@ static void accomp_print(void (*print)(const char *fmt, ...), struct lcp_option_
 static void load_config(void)
 {
 	char *opt;
-	
+
 	opt = conf_get_opt("ppp", "accomp");
 	if (opt) {
 		if (!strcmp(opt, "deny"))
diff --git a/accel-pppd/ppp/lcp_opt_magic.c b/accel-pppd/ppp/lcp_opt_magic.c
index e2d9bade..52ed26eb 100644
--- a/accel-pppd/ppp/lcp_opt_magic.c
+++ b/accel-pppd/ppp/lcp_opt_magic.c
@@ -71,7 +71,7 @@ static int magic_send_conf_req(struct ppp_lcp_t *lcp, struct lcp_option_t *opt,
 {
 	struct magic_option_t *magic_opt = container_of(opt, typeof(*magic_opt), opt);
 	struct lcp_opt32_t *opt32 = (struct lcp_opt32_t *)ptr;
-	
+
 	if (!magic_opt->magic)
 		return 0;
 
diff --git a/accel-pppd/ppp/lcp_opt_mru.c b/accel-pppd/ppp/lcp_opt_mru.c
index 1cd04f82..c9443312 100644
--- a/accel-pppd/ppp/lcp_opt_mru.c
+++ b/accel-pppd/ppp/lcp_opt_mru.c
@@ -103,7 +103,7 @@ static int mru_recv_conf_req(struct ppp_lcp_t *lcp, struct lcp_option_t *opt, ui
 
 	/*if (!ptr)
 		return LCP_OPT_NAK;*/
-	
+
 	if (opt16->hdr.len != 4)
 		return LCP_OPT_REJ;
 
@@ -132,7 +132,7 @@ static int mru_recv_conf_ack(struct ppp_lcp_t *lcp, struct lcp_option_t *opt, ui
 
 	if (ioctl(sock_fd, SIOCSIFMTU, &ifr))
 		log_ppp_error("lcp:mru: failed to set MTU: %s\n", strerror(errno));
-	
+
 	return 0;
 }
 
@@ -169,11 +169,11 @@ static void load_config(void)
 	opt = conf_get_opt("ppp", "min-mtu");
 	if (opt && atoi(opt) > 0)
 		conf_min_mtu = atoi(opt);
-	
+
 	opt = conf_get_opt("ppp", "max-mtu");
 	if (opt && atoi(opt) > 0)
 		conf_max_mtu = atoi(opt);
-	
+
 	if (conf_min_mtu > conf_mru) {
 		log_emerg("min-mtu cann't be greater then mtu/mru\n");
 		conf_min_mtu = conf_mru;
diff --git a/accel-pppd/ppp/lcp_opt_pcomp.c b/accel-pppd/ppp/lcp_opt_pcomp.c
index e034622e..28ca98f9 100644
--- a/accel-pppd/ppp/lcp_opt_pcomp.c
+++ b/accel-pppd/ppp/lcp_opt_pcomp.c
@@ -138,7 +138,7 @@ static void pcomp_print(void (*print)(const char *fmt, ...), struct lcp_option_t
 static void load_config(void)
 {
 	char *opt;
-	
+
 	opt = conf_get_opt("ppp", "pcomp");
 	if (opt) {
 		if (!strcmp(opt, "deny"))
diff --git a/accel-pppd/ppp/ppp_auth.c b/accel-pppd/ppp/ppp_auth.c
index 442db7ed..a387ba2d 100644
--- a/accel-pppd/ppp/ppp_auth.c
+++ b/accel-pppd/ppp/ppp_auth.c
@@ -50,7 +50,7 @@ struct auth_layer_data_t
 	struct ppp_t *ppp;
 };
 
-static struct lcp_option_handler_t auth_opt_hnd = 
+static struct lcp_option_handler_t auth_opt_hnd =
 {
 	.init = auth_init,
 	.send_conf_req = auth_send_conf_req,
@@ -63,7 +63,7 @@ static struct lcp_option_handler_t auth_opt_hnd =
 	.print = auth_print,
 };
 
-static struct ppp_layer_t auth_layer = 
+static struct ppp_layer_t auth_layer =
 {
 	.init = auth_layer_init,
 	.start = auth_layer_start,
@@ -156,7 +156,7 @@ static int auth_recv_conf_req(struct ppp_lcp_t *lcp, struct lcp_option_t *opt, u
 
 	if (list_empty(&auth_opt->auth_list))
 		return LCP_OPT_REJ;
-		
+
 	if (!ptr)
 		return LCP_OPT_ACK;
 
@@ -172,7 +172,7 @@ static int auth_recv_conf_req(struct ppp_lcp_t *lcp, struct lcp_option_t *opt, u
 			return r;
 		}
 	}
-		
+
 	list_for_each_entry(d, &auth_opt->auth_list, entry) {
 		if (d->state != LCP_OPT_NAK) {
 			auth_opt->peer_auth = d;
@@ -205,7 +205,7 @@ static int auth_recv_conf_nak(struct ppp_lcp_t *lcp, struct lcp_option_t *opt, u
 	auth_opt->auth->state = LCP_OPT_NAK;
 	if (auth_opt->peer_auth)
 		auth_opt->auth = auth_opt->peer_auth;
-	
+
 	list_for_each_entry(d, &auth_opt->auth_list, entry) {
 		if (d->state != LCP_OPT_NAK)
 			return 0;
@@ -224,11 +224,11 @@ static int auth_recv_conf_rej(struct ppp_lcp_t *lcp, struct lcp_option_t *opt, u
 		log_ppp_error("auth: unexcepcted configure-reject\n");
 		return -1;
 	}
-	
+
 	auth_opt->auth->state = LCP_OPT_NAK;
 	if (auth_opt->peer_auth)
 		auth_opt->auth = auth_opt->peer_auth;
-	
+
 	list_for_each_entry(d, &auth_opt->auth_list, entry) {
 		if (d->state != LCP_OPT_NAK)
 			return 0;
@@ -266,7 +266,7 @@ static struct ppp_layer_data_t *auth_layer_init(struct ppp_t *ppp)
 	struct auth_layer_data_t *ad = _malloc(sizeof(*ad));
 
 	log_ppp_debug("auth_layer_init\n");
-	
+
 	memset(ad, 0, sizeof(*ad));
 
 	ad->ppp = ppp;
@@ -277,9 +277,9 @@ static struct ppp_layer_data_t *auth_layer_init(struct ppp_t *ppp)
 static int auth_layer_start(struct ppp_layer_data_t *ld)
 {
 	struct auth_layer_data_t *ad = container_of(ld,typeof(*ad),ld);
-	
+
 	log_ppp_debug("auth_layer_start\n");
-		
+
 	if (ad->auth_opt.auth) {
 		ad->auth_opt.started = 1;
 		ad->auth_opt.auth->h->start(ad->ppp, ad->auth_opt.auth);
@@ -287,19 +287,19 @@ static int auth_layer_start(struct ppp_layer_data_t *ld)
 		log_ppp_debug("auth_layer_started\n");
 		ppp_layer_started(ad->ppp, ld);
 	}
-	
+
 	return 0;
 }
 
 static void auth_layer_finish(struct ppp_layer_data_t *ld)
 {
 	struct auth_layer_data_t *ad = container_of(ld, typeof(*ad), ld);
-	
+
 	log_ppp_debug("auth_layer_finish\n");
-	
+
 	if (ad->auth_opt.auth)
 		ad->auth_opt.auth->h->finish(ad->ppp, ad->auth_opt.auth);
-	
+
 	ad->auth_opt.started = 0;
 
 	log_ppp_debug("auth_layer_finished\n");
@@ -375,10 +375,10 @@ int __export ppp_auth_restart(struct ppp_t *ppp)
 
 	if (!ad->auth_opt.auth->h->restart)
 		return -1;
-	
+
 	if (ad->auth_opt.auth->h->restart(ppp, ad->auth_opt.auth))
 		return -1;
-	
+
 	return 0;
 }
 
diff --git a/accel-pppd/ppp/ppp_auth.h b/accel-pppd/ppp/ppp_auth.h
index af98262a..5049fd5a 100644
--- a/accel-pppd/ppp/ppp_auth.h
+++ b/accel-pppd/ppp/ppp_auth.h
@@ -9,7 +9,7 @@ struct auth_data_t
 {
 	struct list_head entry;
 	int proto;
-	int state; 
+	int state;
 	struct ppp_auth_handler_t *h;
 };
 
diff --git a/accel-pppd/ppp/ppp_ccp.c b/accel-pppd/ppp/ppp_ccp.c
index ad6e37e2..ceaccee2 100644
--- a/accel-pppd/ppp/ppp_ccp.c
+++ b/accel-pppd/ppp/ppp_ccp.c
@@ -79,7 +79,7 @@ static int ccp_set_flags(int fd, int isopen, int isup)
 		log_ppp_error("ccp: failed to get flags: %s\n", strerror(errno));
 		return -1;
 	}
-	
+
 	flags &= ~(SC_CCP_OPEN | SC_CCP_UP);
 	flags |= (isopen ? SC_CCP_OPEN : 0) | (isup ? SC_CCP_UP : 0);
 
@@ -87,7 +87,7 @@ static int ccp_set_flags(int fd, int isopen, int isup)
 		log_ppp_error("ccp: failed to set flags: %s\n", strerror(errno));
 		return -1;
 	}
-	
+
 	return 0;
 }
 
@@ -95,24 +95,24 @@ static struct ppp_layer_data_t *ccp_layer_init(struct ppp_t *ppp)
 {
 	struct ppp_ccp_t *ccp = _malloc(sizeof(*ccp));
 	memset(ccp, 0, sizeof(*ccp));
-	
+
 	log_ppp_debug("ccp_layer_init\n");
 
 	ccp->ppp = ppp;
 	ccp->fsm.ppp = ppp;
-	
+
 	ccp->hnd.proto = PPP_CCP;
 	ccp->hnd.recv = ccp_recv;
 	ccp->hnd.recv_proto_rej = ccp_recv_proto_rej;
-	
+
 	ppp_register_unit_handler(ppp, &ccp->hnd);
-	
+
 	ccp->ld.passive = 1;
 	ccp->ld.optional = 1;
 
 	INIT_LIST_HEAD(&ccp->options);
 	ccp_options_init(ccp);
-	
+
 	ccp->fsm.proto = PPP_CCP;
 	ppp_fsm_init(&ccp->fsm);
 
@@ -136,7 +136,7 @@ static struct ppp_layer_data_t *ccp_layer_init(struct ppp_t *ppp)
 int ccp_layer_start(struct ppp_layer_data_t *ld)
 {
 	struct ppp_ccp_t *ccp = container_of(ld, typeof(*ccp), ld);
-	
+
 	log_ppp_debug("ccp_layer_start\n");
 
 	ccp_set_flags(ccp->ppp->unit_fd, 0, 0);
@@ -154,21 +154,21 @@ int ccp_layer_start(struct ppp_layer_data_t *ld)
 		if (ppp_fsm_open(&ccp->fsm))
 			return -1;
 	}
-	
+
 	if (ccp_set_flags(ccp->ppp->unit_fd, 1, 0)) {
 		ppp_fsm_close(&ccp->fsm);
 		return -1;
 	}
-	
+
 	return 0;
 }
 
 void ccp_layer_finish(struct ppp_layer_data_t *ld)
 {
 	struct ppp_ccp_t *ccp = container_of(ld, typeof(*ccp), ld);
-	
+
 	log_ppp_debug("ccp_layer_finish\n");
-	
+
 	ccp_set_flags(ccp->ppp->unit_fd, 0, 0);
 
 	ccp->fsm.fsm_state = FSM_Closed;
@@ -180,7 +180,7 @@ void ccp_layer_finish(struct ppp_layer_data_t *ld)
 void ccp_layer_free(struct ppp_layer_data_t *ld)
 {
 	struct ppp_ccp_t *ccp = container_of(ld, typeof(*ccp), ld);
-	
+
 	log_ppp_debug("ccp_layer_free\n");
 
 	ppp_unregister_handler(ccp->ppp, &ccp->hnd);
@@ -215,7 +215,7 @@ static void ccp_layer_finished(struct ppp_fsm_t *fsm)
 		ppp_layer_passive(ccp->ppp, &ccp->ld);
 	else if (!ccp->ppp->ses.terminating)
 		ap_session_terminate(&ccp->ppp->ses, TERM_USER_ERROR, 0);
-	
+
 	fsm->fsm_state = FSM_Closed;
 }
 
@@ -258,12 +258,12 @@ static int send_conf_req(struct ppp_fsm_t *fsm)
 	ccp_hdr->code = CONFREQ;
 	ccp_hdr->id = ccp->fsm.id;
 	ccp_hdr->len = 0;
-	
+
 	ptr = (uint8_t*)(ccp_hdr + 1);
 
 	if (conf_ppp_verbose)
 		log_ppp_info2("send [CCP ConfReq id=%x", ccp_hdr->id);
-	
+
 	list_for_each_entry(lopt, &ccp->options, entry) {
 		n = lopt->h->send_conf_req(ccp, lopt, ptr);
 		if (n < 0)
@@ -276,10 +276,10 @@ static int send_conf_req(struct ppp_fsm_t *fsm)
 		}
 		ptr += n;
 	}
-	
+
 	if (conf_ppp_verbose)
 		log_ppp_info2("]\n");
-	
+
 	ccp_hdr->len = htons(ptr - buf - 2);
 	ppp_unit_send(ccp->ppp, ccp_hdr, ptr - buf);
 
@@ -315,7 +315,7 @@ static void send_conf_nak(struct ppp_fsm_t *fsm)
 	ccp_hdr->code = CONFNAK;
 	ccp_hdr->id = ccp->fsm.recv_id;
 	ccp_hdr->len = 0;
-	
+
 	ptr += sizeof(*ccp_hdr);
 
 	list_for_each_entry(lopt, &ccp->options, entry) {
@@ -327,7 +327,7 @@ static void send_conf_nak(struct ppp_fsm_t *fsm)
 			ptr += lopt->h->send_conf_nak(ccp, lopt, ptr);
 		}
 	}
-	
+
 	if (conf_ppp_verbose)
 		log_ppp_info2("]\n");
 
@@ -394,7 +394,7 @@ static int ccp_recv_conf_req(struct ppp_ccp_t *ccp, uint8_t *data, int size)
 
 		ropt = _malloc(sizeof(*ropt));
 		memset(ropt, 0, sizeof(*ropt));
-	
+
 		ropt->hdr = hdr;
 		ropt->len = hdr->len;
 		ropt->state = CCP_OPT_NONE;
@@ -403,7 +403,7 @@ static int ccp_recv_conf_req(struct ppp_ccp_t *ccp, uint8_t *data, int size)
 		data += hdr->len;
 		size -= hdr->len;
 	}
-	
+
 	if (conf_ppp_verbose)
 		log_ppp_info2("recv [CCP ConfReq id=%x", ccp->fsm.recv_id);
 
@@ -483,7 +483,7 @@ static int ccp_recv_conf_rej(struct ppp_ccp_t *ccp, uint8_t *data, int size)
 
 	while (size > 0) {
 		hdr = (struct ccp_opt_hdr_t *)data;
-		
+
 		if (!hdr->len || hdr->len > size)
 			break;
 
@@ -524,7 +524,7 @@ static int ccp_recv_conf_nak(struct ppp_ccp_t *ccp, uint8_t *data, int size)
 
 	while (size > 0) {
 		hdr = (struct ccp_opt_hdr_t *)data;
-		
+
 		if (!hdr->len || hdr->len > size)
 			break;
 
@@ -567,7 +567,7 @@ static int ccp_recv_conf_ack(struct ppp_ccp_t *ccp, uint8_t *data, int size)
 
 	while (size > 0) {
 		hdr = (struct ccp_opt_hdr_t *)data;
-		
+
 		if (!hdr->len || hdr->len > size)
 			break;
 
@@ -656,9 +656,9 @@ static void ccp_recv(struct ppp_handler_t*h)
 		return;
 
 	ccp->fsm.recv_id = hdr->id;
-	
+
 	switch(hdr->code) {
-		case CONFREQ:	
+		case CONFREQ:
 			r = ccp_recv_conf_req(ccp, (uint8_t*)(hdr + 1), ntohs(hdr->len) - PPP_HDRLEN);
 			if (ccp->ld.passive) {
 				ccp->ld.passive = 0;
@@ -684,7 +684,7 @@ static void ccp_recv(struct ppp_handler_t*h)
 				}
 			}
 			ccp_free_conf_req(ccp);
-			
+
 			if (r == CCP_OPT_FAIL)
 				ap_session_terminate(&ccp->ppp->ses, TERM_USER_ERROR, 0);
 			break;
@@ -738,7 +738,7 @@ static void ccp_recv_proto_rej(struct ppp_handler_t *h)
 
 	if (ccp->fsm.fsm_state == FSM_Initial || ccp->fsm.fsm_state == FSM_Closed)
 		return;
-	
+
 	ppp_fsm_lower_down(&ccp->fsm);
 	ppp_fsm_close(&ccp->fsm);
 }
@@ -748,9 +748,9 @@ int ccp_option_register(struct ccp_option_handler_t *h)
 	/*struct ccp_option_drv_t *p;
 
 	list_for_each_entry(p,option_drv_list,entry)
-		if (p->id==h->id) 
+		if (p->id==h->id)
 			return -1;*/
-	
+
 	list_add_tail(&h->entry,&option_handlers);
 
 	return 0;
@@ -764,11 +764,11 @@ struct ccp_option_t *ccp_find_option(struct ppp_t *ppp, struct ccp_option_handle
 {
 	struct ppp_ccp_t *ccp = container_of(ppp_find_layer_data(ppp, &ccp_layer), typeof(*ccp), ld);
 	struct ccp_option_t *opt;
-	
+
 	list_for_each_entry(opt, &ccp->options, entry)
 		if (opt->h == h)
 			return opt;
-	
+
 	log_emerg("ccp: BUG: option not found\n");
 	abort();
 }
@@ -795,7 +795,7 @@ static void load_config(void)
 	opt = conf_get_opt("ppp", "ccp");
 	if (opt && atoi(opt) >= 0)
 		conf_ccp = atoi(opt);
-	
+
 	opt = conf_get_opt("ppp", "ccp-max-configure");
 	if (opt && atoi(opt) > 0)
 		conf_ccp_max_configure = atoi(opt);
diff --git a/accel-pppd/ppp/ppp_ccp.h b/accel-pppd/ppp/ppp_ccp.h
index acc56ff0..cb5b1644 100644
--- a/accel-pppd/ppp/ppp_ccp.h
+++ b/accel-pppd/ppp/ppp_ccp.h
@@ -82,7 +82,7 @@ struct ppp_ccp_t
 
 	struct list_head ropt_list; // last received ConfReq
 	int ropt_len;
-	
+
 	int conf_req_len;
 	int starting:1;
 	int started:1;
diff --git a/accel-pppd/ppp/ppp_fsm.c b/accel-pppd/ppp/ppp_fsm.c
index b0331d90..bb45d5cb 100644
--- a/accel-pppd/ppp/ppp_fsm.c
+++ b/accel-pppd/ppp/ppp_fsm.c
@@ -54,7 +54,7 @@ int ppp_fsm_lower_up(struct ppp_fsm_t *layer)
 			//if (layer->init_req_cnt) layer->init_req_cnt(layer);
 			init_req_counter(layer,layer->max_configure);
 			--layer->restart_counter;
-			if (layer->send_conf_req) 
+			if (layer->send_conf_req)
 				if (layer->send_conf_req(layer))
 					return -1;
 			layer->fsm_state=FSM_Req_Sent;
@@ -509,7 +509,7 @@ static void init_req_counter(struct ppp_fsm_t *layer,int timeout)
 static void zero_req_counter(struct ppp_fsm_t *layer)
 {
 	layer->restart_counter=0;
-	
+
 	if (!layer->restart_timer.tpd)
 		triton_timer_add(layer->ppp->ses.ctrl->ctx, &layer->restart_timer, 0);
 }
diff --git a/accel-pppd/ppp/ppp_fsm.h b/accel-pppd/ppp/ppp_fsm.h
index 95da7b63..57abb869 100644
--- a/accel-pppd/ppp/ppp_fsm.h
+++ b/accel-pppd/ppp/ppp_fsm.h
@@ -25,7 +25,7 @@ struct ppp_fsm_t
 	struct ppp_t *ppp;
 	FSM_STATE fsm_state;
 	uint16_t proto;
-	
+
 	struct triton_timer_t restart_timer;
 	int restart_counter;
 	int max_terminate;
diff --git a/accel-pppd/ppp/ppp_ifcfg.c b/accel-pppd/ppp/ppp_ifcfg.c
index aa2aff7b..f6eba064 100644
--- a/accel-pppd/ppp/ppp_ifcfg.c
+++ b/accel-pppd/ppp/ppp_ifcfg.c
@@ -21,7 +21,7 @@
 struct in6_ifreq {
         struct in6_addr ifr6_addr;
         __u32           ifr6_prefixlen;
-        int             ifr6_ifindex; 
+        int             ifr6_ifindex;
 };
 
 static void devconf(struct ppp_t *ppp, const char *attr, const char *val)
@@ -58,7 +58,7 @@ void ppp_ifup(struct ppp_t *ppp)
 	struct in6_ifreq ifr6;
 	struct npioctl np;
 	struct sockaddr_in addr;
-	
+
 	triton_event_fire(EV_SES_ACCT_START, ppp);
 	if (ppp->stop_time)
 		return;
@@ -69,19 +69,19 @@ void ppp_ifup(struct ppp_t *ppp)
 
 	memset(&ifr, 0, sizeof(ifr));
 	strcpy(ifr.ifr_name, ppp->ifname);
-	
+
 	if (ppp->ses.ipv4) {
 		memset(&addr, 0, sizeof(addr));
 		addr.sin_family = AF_INET;
 		addr.sin_addr.s_addr = ppp->ses.ipv4->addr;
 		memcpy(&ifr.ifr_addr,&addr,sizeof(addr));
-		
+
 		if (ioctl(sock_fd, SIOCSIFADDR, &ifr))
 			log_ppp_error("ppp: failed to set IPv4 address: %s\n", strerror(errno));
-		
+
 		addr.sin_addr.s_addr = ppp->ses.ipv4->peer_addr;
 		memcpy(&ifr.ifr_dstaddr,&addr,sizeof(addr));
-		
+
 		if (ioctl(sock_fd, SIOCSIFDSTADDR, &ifr))
 			log_ppp_error("ppp: failed to set peer IPv4 address: %s\n", strerror(errno));
 	}
@@ -99,7 +99,7 @@ void ppp_ifup(struct ppp_t *ppp)
 
 		if (ioctl(sock6_fd, SIOCSIFADDR, &ifr6))
 			log_ppp_error("ppp: failed to set LL IPv6 address: %s\n", strerror(errno));
-		
+
 		list_for_each_entry(a, &ppp->ses.ipv6->addr_list, entry) {
 			if (a->prefix_len == 128)
 				continue;
@@ -127,7 +127,7 @@ void ppp_ifup(struct ppp_t *ppp)
 		if (ioctl(ppp->unit_fd, PPPIOCSNPMODE, &np))
 			log_ppp_error("ppp: failed to set NP (IPv4) mode: %s\n", strerror(errno));
 	}
-	
+
 	if (ppp->ses.ipv6) {
 		np.protocol = PPP_IPV6;
 		np.mode = NPMODE_PASS;
@@ -135,7 +135,7 @@ void ppp_ifup(struct ppp_t *ppp)
 		if (ioctl(ppp->unit_fd, PPPIOCSNPMODE, &np))
 			log_ppp_error("ppp: failed to set NP (IPv6) mode: %s\n", strerror(errno));
 	}
-	
+
 	ppp->ses.ctrl->started(ppp);
 
 	triton_event_fire(EV_SES_STARTED, ppp);
@@ -167,7 +167,7 @@ void __export ppp_ifdown(struct ppp_t *ppp)
 		ifr6.ifr6_ifindex = ppp->ifindex;
 
 		ioctl(sock6_fd, SIOCDIFADDR, &ifr6);
-	
+
 		list_for_each_entry(a, &ppp->ses.ipv6->addr_list, entry) {
 			if (a->prefix_len == 128)
 				continue;
diff --git a/accel-pppd/ppp/ppp_ipcp.c b/accel-pppd/ppp/ppp_ipcp.c
index 6cb86a4b..416fba93 100644
--- a/accel-pppd/ppp/ppp_ipcp.c
+++ b/accel-pppd/ppp/ppp_ipcp.c
@@ -54,7 +54,7 @@ static void ipcp_options_init(struct ppp_ipcp_t *ipcp)
 	struct ipcp_option_handler_t *h;
 
 	ipcp->conf_req_len = sizeof(struct ipcp_hdr_t);
-	
+
 	list_for_each_entry(h,&option_handlers,entry) {
 		lopt = h->init(ipcp);
 		if (lopt) {
@@ -80,16 +80,16 @@ static struct ppp_layer_data_t *ipcp_layer_init(struct ppp_t *ppp)
 {
 	struct ppp_ipcp_t *ipcp = _malloc(sizeof(*ipcp));
 	memset(ipcp, 0, sizeof(*ipcp));
-	
+
 	log_ppp_debug("ipcp_layer_init\n");
 
 	ipcp->ppp = ppp;
 	ipcp->fsm.ppp = ppp;
-	
+
 	ipcp->hnd.proto = PPP_IPCP;
 	ipcp->hnd.recv = ipcp_recv;
 	ipcp->hnd.recv_proto_rej = ipcp_recv_proto_rej;
-	
+
 	ppp_register_unit_handler(ppp, &ipcp->hnd);
 
 	INIT_LIST_HEAD(&ipcp->options);
@@ -111,7 +111,7 @@ static struct ppp_layer_data_t *ipcp_layer_init(struct ppp_t *ppp)
 	INIT_LIST_HEAD(&ipcp->ropt_list);
 
 	ipcp->ld.passive = conf_ipv4 == IPV4_ALLOW || conf_ipv4 == IPV4_DENY;
-	
+
 	return &ipcp->ld;
 }
 
@@ -128,7 +128,7 @@ static void ipcp_start_timeout(struct triton_timer_t *t)
 int ipcp_layer_start(struct ppp_layer_data_t *ld)
 {
 	struct ppp_ipcp_t *ipcp = container_of(ld, typeof(*ipcp), ld);
-	
+
 	log_ppp_debug("ipcp_layer_start\n");
 
 	ipcp->starting = 1;
@@ -144,18 +144,18 @@ int ipcp_layer_start(struct ppp_layer_data_t *ld)
 				return -1;
 		}
 	}
-	
+
 	return 0;
 }
 
 void ipcp_layer_finish(struct ppp_layer_data_t *ld)
 {
 	struct ppp_ipcp_t *ipcp = container_of(ld, typeof(*ipcp), ld);
-	
+
 	log_ppp_debug("ipcp_layer_finish\n");
 
 	ipcp->fsm.fsm_state = FSM_Closed;
-	
+
 	log_ppp_debug("ipcp_layer_finished\n");
 	ppp_layer_finished(ipcp->ppp, &ipcp->ld);
 }
@@ -163,9 +163,9 @@ void ipcp_layer_finish(struct ppp_layer_data_t *ld)
 void ipcp_layer_free(struct ppp_layer_data_t *ld)
 {
 	struct ppp_ipcp_t *ipcp = container_of(ld, typeof(*ipcp), ld);
-	
+
 	log_ppp_debug("ipcp_layer_free\n");
-		
+
 	ppp_unregister_handler(ipcp->ppp, &ipcp->hnd);
 	ipcp_options_free(ipcp);
 	ppp_fsm_free(&ipcp->fsm);
@@ -189,7 +189,7 @@ static void __ipcp_layer_up(struct ppp_ipcp_t *ipcp)
 static void ipcp_layer_up(struct ppp_fsm_t *fsm)
 {
 	struct ppp_ipcp_t *ipcp = container_of(fsm, typeof(*ipcp), fsm);
-	
+
 	if (!ipcp->delay_ack)
 		__ipcp_layer_up(ipcp);
 }
@@ -207,7 +207,7 @@ static void ipcp_layer_finished(struct ppp_fsm_t *fsm)
 			ppp_layer_passive(ipcp->ppp, &ipcp->ld);
 	} else if (!ipcp->ppp->ses.terminating)
 		ap_session_terminate(&ipcp->ppp->ses, TERM_USER_ERROR, 0);
-	
+
 	fsm->fsm_state = FSM_Closed;
 }
 
@@ -244,7 +244,7 @@ static int send_conf_req(struct ppp_fsm_t *fsm)
 	ipcp_hdr->code = CONFREQ;
 	ipcp_hdr->id = ipcp->fsm.id;
 	ipcp_hdr->len = 0;
-	
+
 	ptr += sizeof(*ipcp_hdr);
 
 	list_for_each_entry(lopt, &ipcp->options, entry) {
@@ -318,7 +318,7 @@ static void send_conf_nak(struct ppp_fsm_t *fsm)
 	ipcp_hdr->code = CONFNAK;
 	ipcp_hdr->id = ipcp->fsm.recv_id;
 	ipcp_hdr->len = 0;
-	
+
 	ptr += sizeof(*ipcp_hdr);
 
 	list_for_each_entry(ropt, &ipcp->ropt_list, entry) {
@@ -331,7 +331,7 @@ static void send_conf_nak(struct ppp_fsm_t *fsm)
 			}
 		}
 	}
-	
+
 	if (conf_ppp_verbose)
 		log_ppp_info2("]\n");
 
@@ -407,7 +407,7 @@ static int ipcp_recv_conf_req(struct ppp_ipcp_t *ipcp, uint8_t *data, int size)
 		data += hdr->len;
 		size -= hdr->len;
 	}
-	
+
 	list_for_each_entry(lopt, &ipcp->options, entry)
 		lopt->state=IPCP_OPT_NONE;
 
@@ -454,7 +454,7 @@ static int ipcp_recv_conf_req(struct ppp_ipcp_t *ipcp, uint8_t *data, int size)
 				if (r < ret)
 					ret = r;
 				break;
-			}	
+			}
 		}
 		if (!ropt->lopt) {
 			ropt->state = IPCP_OPT_REJ;
@@ -504,7 +504,7 @@ static int ipcp_recv_conf_rej(struct ppp_ipcp_t *ipcp, uint8_t *data, int size)
 
 	while (size > 0) {
 		hdr = (struct ipcp_opt_hdr_t *)data;
-		
+
 		if (!hdr->len || hdr->len > size)
 			break;
 
@@ -545,7 +545,7 @@ static int ipcp_recv_conf_nak(struct ppp_ipcp_t *ipcp, uint8_t *data, int size)
 
 	while (size > 0) {
 		hdr = (struct ipcp_opt_hdr_t *)data;
-		
+
 		if (!hdr->len || hdr->len > size)
 			break;
 
@@ -588,7 +588,7 @@ static int ipcp_recv_conf_ack(struct ppp_ipcp_t *ipcp, uint8_t *data, int size)
 
 	while (size > 0) {
 		hdr = (struct ipcp_opt_hdr_t *)data;
-		
+
 		if (!hdr->len || hdr->len > size)
 			break;
 
@@ -644,7 +644,7 @@ static void send_term_ack(struct ppp_fsm_t *fsm)
 
 	if (conf_ppp_verbose)
 		log_ppp_info2("send [IPCP TermAck id=%x]\n", hdr.id);
-	
+
 	ppp_unit_send(ipcp->ppp, &hdr, 6);
 }
 
@@ -675,12 +675,12 @@ static void ipcp_recv(struct ppp_handler_t*h)
 		log_ppp_warn("IPCP: short packet received\n");
 		return;
 	}
-	
+
 	if ((hdr->code == CONFACK || hdr->code == CONFNAK || hdr->code == CONFREJ) && hdr->id != ipcp->fsm.id)
 		return;
 
 	ipcp->fsm.recv_id = hdr->id;
-	
+
 	switch(hdr->code) {
 		case CONFREQ:
 			r = ipcp_recv_conf_req(ipcp,(uint8_t*)(hdr + 1), ntohs(hdr->len) - PPP_HDRLEN);
@@ -763,7 +763,7 @@ static void ipcp_recv_proto_rej(struct ppp_handler_t*h)
 
 	if (ipcp->fsm.fsm_state == FSM_Initial || ipcp->fsm.fsm_state == FSM_Closed)
 		return;
-	
+
 	ppp_fsm_lower_down(&ipcp->fsm);
 	ppp_fsm_close(&ipcp->fsm);
 }
@@ -773,9 +773,9 @@ int ipcp_option_register(struct ipcp_option_handler_t *h)
 	/*struct ipcp_option_drv_t *p;
 
 	list_for_each_entry(p,option_drv_list,entry)
-		if (p->id==h->id) 
+		if (p->id==h->id)
 			return -1;*/
-	
+
 	list_add_tail(&h->entry, &option_handlers);
 
 	return 0;
@@ -785,11 +785,11 @@ struct ipcp_option_t *ipcp_find_option(struct ppp_t *ppp, struct ipcp_option_han
 {
 	struct ppp_ipcp_t *ipcp = container_of(ppp_find_layer_data(ppp, &ipcp_layer), typeof(*ipcp), ld);
 	struct ipcp_option_t *opt;
-	
+
 	list_for_each_entry(opt, &ipcp->options, entry)
 		if (opt->h == h)
 			return opt;
-	
+
 	log_emerg("ipcp: BUG: option not found\n");
 	abort();
 }
diff --git a/accel-pppd/ppp/ppp_ipcp.h b/accel-pppd/ppp/ppp_ipcp.h
index 74127020..a46d9b6d 100644
--- a/accel-pppd/ppp/ppp_ipcp.h
+++ b/accel-pppd/ppp/ppp_ipcp.h
@@ -91,7 +91,7 @@ struct ppp_ipcp_t
 
 	struct list_head ropt_list; // last received ConfReq
 	int ropt_len;
-	
+
 	int conf_req_len;
 	int starting:1;
 	int started:1;
diff --git a/accel-pppd/ppp/ppp_ipv6cp.c b/accel-pppd/ppp/ppp_ipv6cp.c
index 9a879227..1194b314 100644
--- a/accel-pppd/ppp/ppp_ipv6cp.c
+++ b/accel-pppd/ppp/ppp_ipv6cp.c
@@ -54,7 +54,7 @@ static void ipv6cp_options_init(struct ppp_ipv6cp_t *ipv6cp)
 	struct ipv6cp_option_handler_t *h;
 
 	ipv6cp->conf_req_len = sizeof(struct ipv6cp_hdr_t);
-	
+
 	list_for_each_entry(h,&option_handlers,entry) {
 		lopt = h->init(ipv6cp);
 		if (lopt) {
@@ -80,16 +80,16 @@ static struct ppp_layer_data_t *ipv6cp_layer_init(struct ppp_t *ppp)
 {
 	struct ppp_ipv6cp_t *ipv6cp = _malloc(sizeof(*ipv6cp));
 	memset(ipv6cp, 0, sizeof(*ipv6cp));
-	
+
 	log_ppp_debug("ipv6cp_layer_init\n");
 
 	ipv6cp->ppp = ppp;
 	ipv6cp->fsm.ppp = ppp;
-	
+
 	ipv6cp->hnd.proto = PPP_IPV6CP;
 	ipv6cp->hnd.recv = ipv6cp_recv;
 	ipv6cp->hnd.recv_proto_rej = ipv6cp_recv_proto_rej;
-	
+
 	ppp_register_unit_handler(ppp, &ipv6cp->hnd);
 
 	ipv6cp->fsm.proto = PPP_IPV6CP;
@@ -109,7 +109,7 @@ static struct ppp_layer_data_t *ipv6cp_layer_init(struct ppp_t *ppp)
 	INIT_LIST_HEAD(&ipv6cp->ropt_list);
 
 	ipv6cp->ld.passive = conf_ipv6 == IPV6_ALLOW || conf_ipv6 == IPV6_DENY;
-	
+
 	return &ipv6cp->ld;
 }
 
@@ -118,7 +118,7 @@ static void ipv6cp_start_timeout(struct triton_timer_t *t)
 	struct ppp_ipv6cp_t *ipv6cp = container_of(t, typeof(*ipv6cp), timeout);
 
 	triton_timer_del(t);
-		
+
 	if (ipv6cp->ppp->ses.state == AP_STATE_STARTING)
 		ap_session_terminate(&ipv6cp->ppp->ses, TERM_USER_ERROR, 0);
 }
@@ -126,7 +126,7 @@ static void ipv6cp_start_timeout(struct triton_timer_t *t)
 int ipv6cp_layer_start(struct ppp_layer_data_t *ld)
 {
 	struct ppp_ipv6cp_t *ipv6cp = container_of(ld, typeof(*ipv6cp), ld);
-	
+
 	log_ppp_debug("ipv6cp_layer_start\n");
 
 	ipv6cp_options_init(ipv6cp);
@@ -144,18 +144,18 @@ int ipv6cp_layer_start(struct ppp_layer_data_t *ld)
 				return -1;
 		}
 	}
-	
+
 	return 0;
 }
 
 void ipv6cp_layer_finish(struct ppp_layer_data_t *ld)
 {
 	struct ppp_ipv6cp_t *ipv6cp = container_of(ld, typeof(*ipv6cp), ld);
-	
+
 	log_ppp_debug("ipv6cp_layer_finish\n");
 
 	ipv6cp->fsm.fsm_state = FSM_Closed;
-	
+
 	log_ppp_debug("ipv6cp_layer_finished\n");
 	ppp_layer_finished(ipv6cp->ppp, &ipv6cp->ld);
 }
@@ -163,9 +163,9 @@ void ipv6cp_layer_finish(struct ppp_layer_data_t *ld)
 void ipv6cp_layer_free(struct ppp_layer_data_t *ld)
 {
 	struct ppp_ipv6cp_t *ipv6cp = container_of(ld, typeof(*ipv6cp), ld);
-	
+
 	log_ppp_debug("ipv6cp_layer_free\n");
-		
+
 	ppp_unregister_handler(ipv6cp->ppp, &ipv6cp->hnd);
 	ipv6cp_options_free(ipv6cp);
 	ppp_fsm_free(&ipv6cp->fsm);
@@ -189,7 +189,7 @@ static void __ipv6cp_layer_up(struct ppp_ipv6cp_t *ipv6cp)
 static void ipv6cp_layer_up(struct ppp_fsm_t *fsm)
 {
 	struct ppp_ipv6cp_t *ipv6cp = container_of(fsm, typeof(*ipv6cp), fsm);
-	
+
 	if (!ipv6cp->delay_ack)
 		__ipv6cp_layer_up(ipv6cp);
 }
@@ -207,7 +207,7 @@ static void ipv6cp_layer_finished(struct ppp_fsm_t *fsm)
 			ppp_layer_passive(ipv6cp->ppp, &ipv6cp->ld);
 	} else if (!ipv6cp->ppp->ses.terminating)
 		ap_session_terminate(&ipv6cp->ppp->ses, TERM_USER_ERROR, 0);
-	
+
 	fsm->fsm_state = FSM_Closed;
 }
 
@@ -244,7 +244,7 @@ static int send_conf_req(struct ppp_fsm_t *fsm)
 	ipv6cp_hdr->code = CONFREQ;
 	ipv6cp_hdr->id = ipv6cp->fsm.id;
 	ipv6cp_hdr->len = 0;
-	
+
 	ptr += sizeof(*ipv6cp_hdr);
 
 	list_for_each_entry(lopt, &ipv6cp->options, entry) {
@@ -318,7 +318,7 @@ static void send_conf_nak(struct ppp_fsm_t *fsm)
 	ipv6cp_hdr->code = CONFNAK;
 	ipv6cp_hdr->id = ipv6cp->fsm.recv_id;
 	ipv6cp_hdr->len = 0;
-	
+
 	ptr += sizeof(*ipv6cp_hdr);
 
 	list_for_each_entry(ropt, &ipv6cp->ropt_list, entry) {
@@ -331,7 +331,7 @@ static void send_conf_nak(struct ppp_fsm_t *fsm)
 			}
 		}
 	}
-	
+
 	if (conf_ppp_verbose)
 		log_ppp_info2("]\n");
 
@@ -407,7 +407,7 @@ static int ipv6cp_recv_conf_req(struct ppp_ipv6cp_t *ipv6cp, uint8_t *data, int
 		data += hdr->len;
 		size -= hdr->len;
 	}
-	
+
 	list_for_each_entry(lopt, &ipv6cp->options, entry)
 		lopt->state=IPV6CP_OPT_NONE;
 
@@ -454,7 +454,7 @@ static int ipv6cp_recv_conf_req(struct ppp_ipv6cp_t *ipv6cp, uint8_t *data, int
 				if (r < ret)
 					ret = r;
 				break;
-			}	
+			}
 		}
 		if (!ropt->lopt) {
 			ropt->state = IPV6CP_OPT_REJ;
@@ -504,7 +504,7 @@ static int ipv6cp_recv_conf_rej(struct ppp_ipv6cp_t *ipv6cp, uint8_t *data, int
 
 	while (size > 0) {
 		hdr = (struct ipv6cp_opt_hdr_t *)data;
-		
+
 		if (!hdr->len || hdr->len > size)
 			break;
 
@@ -545,7 +545,7 @@ static int ipv6cp_recv_conf_nak(struct ppp_ipv6cp_t *ipv6cp, uint8_t *data, int
 
 	while (size > 0) {
 		hdr = (struct ipv6cp_opt_hdr_t *)data;
-		
+
 		if (!hdr->len || hdr->len > size)
 			break;
 
@@ -588,7 +588,7 @@ static int ipv6cp_recv_conf_ack(struct ppp_ipv6cp_t *ipv6cp, uint8_t *data, int
 
 	while (size > 0) {
 		hdr = (struct ipv6cp_opt_hdr_t *)data;
-		
+
 		if (!hdr->len || hdr->len > size)
 			break;
 
@@ -644,7 +644,7 @@ static void send_term_ack(struct ppp_fsm_t *fsm)
 
 	if (conf_ppp_verbose)
 		log_ppp_info2("send [IPV6CP TermAck id=%x]\n", hdr.id);
-	
+
 	ppp_unit_send(ipv6cp->ppp, &hdr, 6);
 }
 
@@ -675,12 +675,12 @@ static void ipv6cp_recv(struct ppp_handler_t*h)
 		log_ppp_warn("IPV6CP: short packet received\n");
 		return;
 	}
-	
+
 	if ((hdr->code == CONFACK || hdr->code == CONFNAK || hdr->code == CONFREJ) && hdr->id != ipv6cp->fsm.id)
 		return;
 
 	ipv6cp->fsm.recv_id = hdr->id;
-	
+
 	switch(hdr->code) {
 		case CONFREQ:
 			r = ipv6cp_recv_conf_req(ipv6cp,(uint8_t*)(hdr + 1), ntohs(hdr->len) - PPP_HDRLEN);
@@ -763,7 +763,7 @@ static void ipv6cp_recv_proto_rej(struct ppp_handler_t*h)
 
 	if (ipv6cp->fsm.fsm_state == FSM_Initial || ipv6cp->fsm.fsm_state == FSM_Closed)
 		return;
-	
+
 	ppp_fsm_lower_down(&ipv6cp->fsm);
 	ppp_fsm_close(&ipv6cp->fsm);
 }
@@ -773,9 +773,9 @@ int ipv6cp_option_register(struct ipv6cp_option_handler_t *h)
 	/*struct ipv6cp_option_drv_t *p;
 
 	list_for_each_entry(p,option_drv_list,entry)
-		if (p->id==h->id) 
+		if (p->id==h->id)
 			return -1;*/
-	
+
 	list_add_tail(&h->entry, &option_handlers);
 
 	return 0;
@@ -785,11 +785,11 @@ struct ipv6cp_option_t *ipv6cp_find_option(struct ppp_t *ppp, struct ipv6cp_opti
 {
 	struct ppp_ipv6cp_t *ipv6cp = container_of(ppp_find_layer_data(ppp, &ipv6cp_layer), typeof(*ipv6cp), ld);
 	struct ipv6cp_option_t *opt;
-	
+
 	list_for_each_entry(opt, &ipv6cp->options, entry)
 		if (opt->h == h)
 			return opt;
-	
+
 	log_emerg("ipv6cp: BUG: option not found\n");
 	abort();
 }
diff --git a/accel-pppd/ppp/ppp_ipv6cp.h b/accel-pppd/ppp/ppp_ipv6cp.h
index 6f676053..57bb73b4 100644
--- a/accel-pppd/ppp/ppp_ipv6cp.h
+++ b/accel-pppd/ppp/ppp_ipv6cp.h
@@ -97,7 +97,7 @@ struct ppp_ipv6cp_t
 
 	struct list_head ropt_list; // last received ConfReq
 	int ropt_len;
-	
+
 	int conf_req_len;
 	int starting:1;
 	int started:1;
diff --git a/accel-pppd/ppp/ppp_lcp.c b/accel-pppd/ppp/ppp_lcp.c
index 3dd8708b..2641cf34 100644
--- a/accel-pppd/ppp/ppp_lcp.c
+++ b/accel-pppd/ppp/ppp_lcp.c
@@ -80,15 +80,15 @@ static struct ppp_layer_data_t *lcp_layer_init(struct ppp_t *ppp)
 {
 	struct ppp_lcp_t *lcp = _malloc(sizeof(*lcp));
 	memset(lcp, 0, sizeof(*lcp));
-	
+
 	log_ppp_debug("lcp_layer_init\n");
 
 	lcp->ppp = ppp;
 	lcp->fsm.ppp = ppp;
-	
+
 	lcp->hnd.proto = PPP_LCP;
 	lcp->hnd.recv = lcp_recv;
-	
+
 	ppp_register_chan_handler(ppp, &lcp->hnd);
 
 	lcp->fsm.proto = PPP_LCP;
@@ -113,14 +113,14 @@ static struct ppp_layer_data_t *lcp_layer_init(struct ppp_t *ppp)
 int lcp_layer_start(struct ppp_layer_data_t *ld)
 {
 	struct ppp_lcp_t *lcp = container_of(ld, typeof(*lcp), ld);
-	
+
 	log_ppp_debug("lcp_layer_start\n");
 
 	lcp_options_init(lcp);
 	ppp_fsm_lower_up(&lcp->fsm);
 	if (ppp_fsm_open(&lcp->fsm))
 		return -1;
-	
+
 	return 0;
 }
 
@@ -132,7 +132,7 @@ static void _lcp_layer_finished(struct ppp_lcp_t *lcp)
 void lcp_layer_finish(struct ppp_layer_data_t *ld)
 {
 	struct ppp_lcp_t *lcp = container_of(ld,typeof(*lcp),ld);
-	
+
 	log_ppp_debug("lcp_layer_finish\n");
 
 	if (lcp->started) {
@@ -145,7 +145,7 @@ void lcp_layer_finish(struct ppp_layer_data_t *ld)
 void lcp_layer_free(struct ppp_layer_data_t *ld)
 {
 	struct ppp_lcp_t *lcp = container_of(ld, typeof(*lcp), ld);
-	
+
 	log_ppp_debug("lcp_layer_free\n");
 
 	stop_echo(lcp);
@@ -153,7 +153,7 @@ void lcp_layer_free(struct ppp_layer_data_t *ld)
 	lcp_options_free(lcp);
 	ppp_fsm_free(&lcp->fsm);
 	triton_cancel_call(lcp->ppp->ses.ctrl->ctx, (triton_event_func)_lcp_layer_finished);
-	
+
 	_free(lcp);
 }
 
@@ -219,7 +219,7 @@ static int send_conf_req(struct ppp_fsm_t *fsm)
 	lcp_hdr->code = CONFREQ;
 	lcp_hdr->id = lcp->fsm.id;
 	lcp_hdr->len = 0;
-	
+
 	ptr += sizeof(*lcp_hdr);
 
 	list_for_each_entry(lopt, &lcp->options, entry) {
@@ -232,7 +232,7 @@ static int send_conf_req(struct ppp_fsm_t *fsm)
 		} else
 			lopt->print = 0;
 	}
-	
+
 	if (conf_ppp_verbose) {
 		log_ppp_info2("send [LCP ConfReq id=%x", lcp_hdr->id);
 		list_for_each_entry(lopt,&lcp->options,entry) {
@@ -293,13 +293,13 @@ static void send_conf_nak(struct ppp_fsm_t *fsm)
 	lcp_hdr->code = CONFNAK;
 	lcp_hdr->id = lcp->fsm.recv_id;
 	lcp_hdr->len = 0;
-	
+
 	ptr += sizeof(*lcp_hdr);
 
 	list_for_each_entry(lopt, &lcp->options, entry) {
 		if (lopt->state == LCP_OPT_NAK) {
 			n = lopt->h->send_conf_nak(lcp, lopt, ptr);
-			
+
 			if (conf_ppp_verbose && n) {
 				log_ppp_info2(" ");
 				lopt->h->print(log_ppp_info2, lopt, ptr);
@@ -308,7 +308,7 @@ static void send_conf_nak(struct ppp_fsm_t *fsm)
 			ptr += n;
 		}
 	}
-	
+
 	if (conf_ppp_verbose)
 		log_ppp_info2("]\n");
 
@@ -385,7 +385,7 @@ static int lcp_recv_conf_req(struct ppp_lcp_t *lcp, uint8_t *data, int size)
 		data += hdr->len;
 		size -= hdr->len;
 	}
-	
+
 	list_for_each_entry(lopt, &lcp->options, entry)
 		lopt->state = LCP_OPT_NONE;
 
@@ -465,7 +465,7 @@ static int lcp_recv_conf_rej(struct ppp_lcp_t *lcp, uint8_t *data, int size)
 
 		if (!hdr->len || hdr->len > size)
 			break;
-		
+
 		list_for_each_entry(lopt, &lcp->options, entry) {
 			if (lopt->id == hdr->id) {
 				if (conf_ppp_verbose) {
@@ -510,7 +510,7 @@ static int lcp_recv_conf_nak(struct ppp_lcp_t *lcp, uint8_t *data, int size)
 
 		if (!hdr->len || hdr->len > size)
 			break;
-		
+
 		list_for_each_entry(lopt,&lcp->options,entry) {
 			if (lopt->id == hdr->id) {
 				if (conf_ppp_verbose) {
@@ -553,7 +553,7 @@ static int lcp_recv_conf_ack(struct ppp_lcp_t *lcp, uint8_t *data, int size)
 
 		if (!hdr->len || hdr->len > size)
 			break;
-		
+
 		list_for_each_entry(lopt, &lcp->options, entry) {
 			if (lopt->id == hdr->id) {
 				if (conf_ppp_verbose) {
@@ -730,7 +730,7 @@ static void send_term_ack(struct ppp_fsm_t *fsm)
 
 	if (conf_ppp_verbose)
 		log_ppp_info2("send [LCP TermAck id=%i]\n", hdr.id);
-	
+
 	ppp_chan_send(lcp->ppp, &hdr, 6);
 }
 
@@ -761,13 +761,13 @@ static void lcp_recv(struct ppp_handler_t*h)
 	struct ppp_lcp_t *lcp = container_of(h, typeof(*lcp), hnd);
 	int r;
 	char *term_msg;
-	
+
 	if (lcp->ppp->buf_size < PPP_HEADERLEN + 2) {
 		log_ppp_warn("LCP: short packet received\n");
 		return;
 	}
 
-	hdr = (struct lcp_hdr_t *)lcp->ppp->buf;	
+	hdr = (struct lcp_hdr_t *)lcp->ppp->buf;
 	if (ntohs(hdr->len) < PPP_HEADERLEN) {
 		log_ppp_warn("LCP: short packet received\n");
 		return;
@@ -775,7 +775,7 @@ static void lcp_recv(struct ppp_handler_t*h)
 
 	if ((hdr->code == CONFACK || hdr->code == CONFNAK || hdr->code == CONFREJ) && hdr->id != lcp->fsm.id)
 		return;
-	
+
 	if ((hdr->code == CONFACK || hdr->code == CONFNAK || hdr->code == CONFREJ) && lcp->started)
 		return;
 
@@ -887,9 +887,9 @@ int lcp_option_register(struct lcp_option_handler_t *h)
 	/*struct lcp_option_drv_t *p;
 
 	list_for_each_entry(p,option_drv_list,entry)
-		if (p->id==h->id) 
+		if (p->id==h->id)
 			return -1;*/
-	
+
 	list_add_tail(&h->entry, &option_handlers);
 
 	return 0;
@@ -922,7 +922,7 @@ static void load_config(void)
 	opt = conf_get_opt("ppp", "lcp-echo-failure");
 	if (opt && atoi(opt) >= 0)
 		conf_echo_failure = atoi(opt);
-	
+
 	opt = conf_get_opt("ppp", "lcp-echo-timeout");
 	if (opt && atoi(opt) >= 0)
 		conf_echo_timeout = atoi(opt);
diff --git a/accel-pppd/ppp/ppp_lcp.h b/accel-pppd/ppp/ppp_lcp.h
index 465f0e9a..cfc81229 100644
--- a/accel-pppd/ppp/ppp_lcp.h
+++ b/accel-pppd/ppp/ppp_lcp.h
@@ -125,7 +125,7 @@ struct ppp_lcp_t
 
 	struct list_head ropt_list; // last received ConfReq
 	int ropt_len;
-	
+
 	int conf_req_len;
 	int started:1;
 };
diff --git a/accel-pppd/ppp/ppp_pd.c b/accel-pppd/ppp/ppp_pd.c
index f7702083..c33ae968 100644
--- a/accel-pppd/ppp/ppp_pd.c
+++ b/accel-pppd/ppp/ppp_pd.c
@@ -9,6 +9,6 @@ int ppp_store_pd(struct ppp_t *ppp, pd_key_t key, void *data)
 	list_for_each_entry(pd, &ppp->pd_list, entry)
 		if (pd->key == key)
 			return -1;
-	
+
 
 }