constify struct trans_tbl

25 files changed, 51 insertions, 51 deletions

diff --git a/include/netlink-local.h b/include/netlink-local.h
index fbcf961..32e8302 100644
--- a/include/netlink-local.h
+++ b/include/netlink-local.h
@@ -94,14 +94,14 @@ extern int __nl_read_num_str_file(const char *path,
 extern int __trans_list_add(int, const char *, struct nl_list_head *);
 extern void __trans_list_clear(struct nl_list_head *);
 
-extern char *__type2str(int, char *, size_t, struct trans_tbl *, size_t);
-extern int __str2type(const char *, struct trans_tbl *, size_t);
+extern char *__type2str(int, char *, size_t, const struct trans_tbl *, size_t);
+extern int __str2type(const char *, const struct trans_tbl *, size_t);
 
 extern char *__list_type2str(int, char *, size_t, struct nl_list_head *);
 extern int __list_str2type(const char *, struct nl_list_head *);
 
-extern char *__flags2str(int, char *, size_t, struct trans_tbl *, size_t);
-extern int __str2flags(const char *, struct trans_tbl *, size_t);
+extern char *__flags2str(int, char *, size_t, const struct trans_tbl *, size_t);
+extern int __str2flags(const char *, const struct trans_tbl *, size_t);
 
 extern void dump_from_ops(struct nl_object *, struct nl_dump_params *);
 
diff --git a/lib/addr.c b/lib/addr.c
index 822821d..5f2402b 100644
--- a/lib/addr.c
+++ b/lib/addr.c
@@ -881,7 +881,7 @@ prefix:
  * @{
  */
 
-static struct trans_tbl afs[] = {
+static const struct trans_tbl afs[] = {
 	__ADD(AF_UNSPEC,unspec)
 	__ADD(AF_UNIX,unix)
 	__ADD(AF_LOCAL,local)
diff --git a/lib/genl/family.c b/lib/genl/family.c
index 687f4b1..ebeebcb 100644
--- a/lib/genl/family.c
+++ b/lib/genl/family.c
@@ -95,7 +95,7 @@ static void family_dump_line(struct nl_object *obj, struct nl_dump_params *p)
 		family->gf_id, family->gf_name, family->gf_version);
 }
 
-static struct trans_tbl ops_flags[] = {
+static const struct trans_tbl ops_flags[] = {
 	__ADD(GENL_ADMIN_PERM, admin-perm)
 	__ADD(GENL_CMD_CAP_DO, has-doit)
 	__ADD(GENL_CMD_CAP_DUMP, has-dump)
diff --git a/lib/msg.c b/lib/msg.c
index 615decf..f6d1ee4 100644
--- a/lib/msg.c
+++ b/lib/msg.c
@@ -744,7 +744,7 @@ struct ucred *nlmsg_get_creds(struct nl_msg *msg)
  * @{
  */
 
-static struct trans_tbl nl_msgtypes[] = {
+static const struct trans_tbl nl_msgtypes[] = {
 	__ADD(NLMSG_NOOP,NOOP)
 	__ADD(NLMSG_ERROR,ERROR)
 	__ADD(NLMSG_DONE,DONE)
diff --git a/lib/netfilter/ct_obj.c b/lib/netfilter/ct_obj.c
index ae14c0d..c205427 100644
--- a/lib/netfilter/ct_obj.c
+++ b/lib/netfilter/ct_obj.c
@@ -323,7 +323,7 @@ static int ct_compare(struct nl_object *_a, struct nl_object *_b,
 	return diff;
 }
 
-static struct trans_tbl ct_attrs[] = {
+static const struct trans_tbl ct_attrs[] = {
 	__ADD(CT_ATTR_FAMILY,		family)
 	__ADD(CT_ATTR_PROTO,		proto)
 	__ADD(CT_ATTR_TCP_STATE,	tcpstate)
@@ -430,7 +430,7 @@ uint8_t nfnl_ct_get_tcp_state(const struct nfnl_ct *ct)
 	return ct->ct_protoinfo.tcp.state;
 }
 
-static struct trans_tbl tcp_states[] = {
+static const struct trans_tbl tcp_states[] = {
 	__ADD(TCP_CONNTRACK_NONE,NONE)
 	__ADD(TCP_CONNTRACK_SYN_SENT,SYN_SENT)
 	__ADD(TCP_CONNTRACK_SYN_RECV,SYN_RECV)
@@ -472,7 +472,7 @@ uint32_t nfnl_ct_get_status(const struct nfnl_ct *ct)
 	return ct->ct_status;
 }
 
-static struct trans_tbl status_flags[] = {
+static const struct trans_tbl status_flags[] = {
 	__ADD(IPS_EXPECTED, expected)
 	__ADD(IPS_SEEN_REPLY, seen_reply)
 	__ADD(IPS_ASSURED, assured)
diff --git a/lib/netfilter/log_obj.c b/lib/netfilter/log_obj.c
index ff2b63a..43c4a06 100644
--- a/lib/netfilter/log_obj.c
+++ b/lib/netfilter/log_obj.c
@@ -56,7 +56,7 @@ static void nfnl_log_dump(struct nl_object *a, struct nl_dump_params *p)
 	nl_dump(p, "\n");
 }
 
-static struct trans_tbl copy_modes[] = {
+static const struct trans_tbl copy_modes[] = {
 	__ADD(NFNL_LOG_COPY_NONE,	none)
 	__ADD(NFNL_LOG_COPY_META,	meta)
 	__ADD(NFNL_LOG_COPY_PACKET,	packet)
@@ -214,7 +214,7 @@ void nfnl_log_unset_flags(struct nfnl_log *log, unsigned int flags)
 	log->log_flag_mask |= flags;
 }
 
-static struct trans_tbl log_flags[] = {
+static const struct trans_tbl log_flags[] = {
 	__ADD(NFNL_LOG_FLAG_SEQ,	seq)
 	__ADD(NFNL_LOG_FLAG_SEQ_GLOBAL,	seq_global)
 };
@@ -254,7 +254,7 @@ static int nfnl_log_compare(struct nl_object *_a, struct nl_object *_b,
 	return diff;
 }
 
-static struct trans_tbl nfnl_log_attrs[] = {
+static const struct trans_tbl nfnl_log_attrs[] = {
 	__ADD(LOG_ATTR_GROUP,		group)
 	__ADD(LOG_ATTR_COPY_MODE,	copy_mode)
 	__ADD(LOG_ATTR_COPY_RANGE,	copy_range)
diff --git a/lib/netfilter/netfilter.c b/lib/netfilter/netfilter.c
index f88b355..addecd7 100644
--- a/lib/netfilter/netfilter.c
+++ b/lib/netfilter/netfilter.c
@@ -13,7 +13,7 @@
 #include <netlink/netfilter/netfilter.h>
 #include <linux/netfilter.h>
 
-static struct trans_tbl nfnl_verdicts[] = {
+static const struct trans_tbl nfnl_verdicts[] = {
 	__ADD(NF_DROP,		NF_DROP)
 	__ADD(NF_ACCEPT,	NF_ACCEPT)
 	__ADD(NF_STOLEN,	NF_STOLEN)
@@ -33,7 +33,7 @@ unsigned int nfnl_str2verdict(const char *name)
 	return __str2type(name, nfnl_verdicts, ARRAY_SIZE(nfnl_verdicts));
 }
 
-static struct trans_tbl nfnl_inet_hooks[] = {
+static const struct trans_tbl nfnl_inet_hooks[] = {
 	__ADD(NF_INET_PRE_ROUTING,	NF_INET_PREROUTING)
 	__ADD(NF_INET_LOCAL_IN,		NF_INET_LOCAL_IN)
 	__ADD(NF_INET_FORWARD,		NF_INET_FORWARD)
diff --git a/lib/netfilter/queue_msg_obj.c b/lib/netfilter/queue_msg_obj.c
index 97813e8..33305ed 100644
--- a/lib/netfilter/queue_msg_obj.c
+++ b/lib/netfilter/queue_msg_obj.c
@@ -451,7 +451,7 @@ unsigned int nfnl_queue_msg_get_verdict(const struct nfnl_queue_msg *msg)
 	return msg->queue_msg_verdict;
 }
 
-static struct trans_tbl nfnl_queue_msg_attrs[] = {
+static const struct trans_tbl nfnl_queue_msg_attrs[] = {
 	__ADD(QUEUE_MSG_ATTR_GROUP,		group)
 	__ADD(QUEUE_MSG_ATTR_FAMILY,		family)
 	__ADD(QUEUE_MSG_ATTR_PACKETID,		packetid)
diff --git a/lib/netfilter/queue_obj.c b/lib/netfilter/queue_obj.c
index ee03836..05a9cb8 100644
--- a/lib/netfilter/queue_obj.c
+++ b/lib/netfilter/queue_obj.c
@@ -52,7 +52,7 @@ static void nfnl_queue_dump(struct nl_object *a, struct nl_dump_params *p)
 	nl_dump(p, "\n");
 }
 
-static struct trans_tbl copy_modes[] = {
+static const struct trans_tbl copy_modes[] = {
 	__ADD(NFNL_QUEUE_COPY_NONE,	none)
 	__ADD(NFNL_QUEUE_COPY_META,	meta)
 	__ADD(NFNL_QUEUE_COPY_PACKET,	packet)
@@ -184,7 +184,7 @@ static int nfnl_queue_compare(struct nl_object *_a, struct nl_object *_b,
 	return diff;
 }
 
-static struct trans_tbl nfnl_queue_attrs[] = {
+static const struct trans_tbl nfnl_queue_attrs[] = {
 	__ADD(QUEUE_ATTR_GROUP,		group)
 	__ADD(QUEUE_ATTR_MAXLEN,	maxlen)
 	__ADD(QUEUE_ATTR_COPY_MODE,	copy_mode)
diff --git a/lib/route/addr.c b/lib/route/addr.c
index b170a50..b367883 100644
--- a/lib/route/addr.c
+++ b/lib/route/addr.c
@@ -431,7 +431,7 @@ static int addr_compare(struct nl_object *_a, struct nl_object *_b,
 	return diff;
 }
 
-static struct trans_tbl addr_attrs[] = {
+static const struct trans_tbl addr_attrs[] = {
 	__ADD(ADDR_ATTR_FAMILY, family)
 	__ADD(ADDR_ATTR_PREFIXLEN, prefixlen)
 	__ADD(ADDR_ATTR_FLAGS, flags)
@@ -902,7 +902,7 @@ uint32_t rtnl_addr_get_last_update_time(struct rtnl_addr *addr)
  * @{
  */
 
-static struct trans_tbl addr_flags[] = {
+static const struct trans_tbl addr_flags[] = {
 	__ADD(IFA_F_SECONDARY, secondary)
 	__ADD(IFA_F_NODAD, nodad)
 	__ADD(IFA_F_OPTIMISTIC, optimistic)
diff --git a/lib/route/cls/ematch/meta.c b/lib/route/cls/ematch/meta.c
index eeddc17..11f87d6 100644
--- a/lib/route/cls/ematch/meta.c
+++ b/lib/route/cls/ematch/meta.c
@@ -164,7 +164,7 @@ static int meta_parse(struct rtnl_ematch *e, void *data, size_t len)
 	return 0;
 }
 
-static struct trans_tbl meta_int[] = {
+static const struct trans_tbl meta_int[] = {
 	__ADD(TCF_META_ID_RANDOM, random)
 	__ADD(TCF_META_ID_LOADAVG_0, loadavg_0)
 	__ADD(TCF_META_ID_LOADAVG_1, loadavg_1)
@@ -217,7 +217,7 @@ static char *int_id2str(int id, char *buf, size_t size)
 	return __type2str(id, buf, size, meta_int, ARRAY_SIZE(meta_int));
 }
 
-static struct trans_tbl meta_var[] = {
+static const struct trans_tbl meta_var[] = {
 	__ADD(TCF_META_ID_DEV,devname)
 	__ADD(TCF_META_ID_SK_BOUND_IF,sk_bound_if)
 };
diff --git a/lib/route/cls/police.c b/lib/route/cls/police.c
index 051c6b2..f2cd45a 100644
--- a/lib/route/cls/police.c
+++ b/lib/route/cls/police.c
@@ -23,7 +23,7 @@
  * @{
  */
 
-static struct trans_tbl police_types[] = {
+static const struct trans_tbl police_types[] = {
 	__ADD(TC_POLICE_UNSPEC,unspec)
 	__ADD(TC_POLICE_OK,ok)
 	__ADD(TC_POLICE_RECLASSIFY,reclassify)
diff --git a/lib/route/link.c b/lib/route/link.c
index 75b70c3..c583917 100644
--- a/lib/route/link.c
+++ b/lib/route/link.c
@@ -886,7 +886,7 @@ static int link_compare(struct nl_object *_a, struct nl_object *_b,
 	return diff;
 }
 
-static struct trans_tbl link_attrs[] = {
+static const struct trans_tbl link_attrs[] = {
 	__ADD(LINK_ATTR_MTU, mtu)
 	__ADD(LINK_ATTR_LINK, link)
 	__ADD(LINK_ATTR_TXQLEN, txqlen)
@@ -1223,7 +1223,7 @@ int rtnl_link_name2i(struct nl_cache *cache, const char *name)
  * @{
  */
 
-static struct trans_tbl link_flags[] = {
+static const struct trans_tbl link_flags[] = {
 	__ADD(IFF_LOOPBACK, loopback)
 	__ADD(IFF_BROADCAST, broadcast)
 	__ADD(IFF_POINTOPOINT, pointopoint)
@@ -1263,7 +1263,7 @@ int rtnl_link_str2flags(const char *name)
  * @{
  */
 
-static struct trans_tbl link_stats[] = {
+static const struct trans_tbl link_stats[] = {
 	__ADD(RTNL_LINK_RX_PACKETS, rx_packets)
 	__ADD(RTNL_LINK_TX_PACKETS, tx_packets)
 	__ADD(RTNL_LINK_RX_BYTES, rx_bytes)
@@ -1340,7 +1340,7 @@ int rtnl_link_str2stat(const char *name)
  * @{
  */
 
-static struct trans_tbl link_operstates[] = {
+static const struct trans_tbl link_operstates[] = {
 	__ADD(IF_OPER_UNKNOWN, unknown)
 	__ADD(IF_OPER_NOTPRESENT, notpresent)
 	__ADD(IF_OPER_DOWN, down)
@@ -1369,7 +1369,7 @@ int rtnl_link_str2operstate(const char *name)
  * @{
  */
 
-static struct trans_tbl link_modes[] = {
+static const struct trans_tbl link_modes[] = {
 	__ADD(IF_LINK_MODE_DEFAULT, default)
 	__ADD(IF_LINK_MODE_DORMANT, dormant)
 };
diff --git a/lib/route/link/inet.c b/lib/route/link/inet.c
index 68afa45..9a82a8b 100644
--- a/lib/route/link/inet.c
+++ b/lib/route/link/inet.c
@@ -132,7 +132,7 @@ nla_put_failure:
 	return -NLE_MSGSIZE;
 }
 
-static struct trans_tbl inet_devconf[] = {
+static const struct trans_tbl inet_devconf[] = {
 	__ADD(IPV4_DEVCONF_FORWARDING, forwarding)
 	__ADD(IPV4_DEVCONF_MC_FORWARDING, mc_forwarding)
 	__ADD(IPV4_DEVCONF_PROXY_ARP, proxy_arp)
diff --git a/lib/route/link/inet6.c b/lib/route/link/inet6.c
index 80b5c41..cca308f 100644
--- a/lib/route/link/inet6.c
+++ b/lib/route/link/inet6.c
@@ -98,7 +98,7 @@ static int inet6_parse_protinfo(struct rtnl_link *link, struct nlattr *attr,
 #define IF_RS_SENT	0x10
 #define IF_READY	0x80000000
 
-static struct trans_tbl inet6_flags[] = {
+static const struct trans_tbl inet6_flags[] = {
 	__ADD(IF_RA_OTHERCONF, ra_otherconf)
 	__ADD(IF_RA_MANAGED, ra_managed)
 	__ADD(IF_RA_RCVD, ra_rcvd)
@@ -112,7 +112,7 @@ static char *inet6_flags2str(int flags, char *buf, size_t len)
 			   ARRAY_SIZE(inet6_flags));
 }
 
-static struct trans_tbl inet6_devconf[] = {
+static const struct trans_tbl inet6_devconf[] = {
 	__ADD(DEVCONF_FORWARDING, forwarding)
 	__ADD(DEVCONF_HOPLIMIT, hoplimit)
 	__ADD(DEVCONF_MTU6, mtu6)
diff --git a/lib/route/link/vlan.c b/lib/route/link/vlan.c
index da3ae49..f8fdc1c 100644
--- a/lib/route/link/vlan.c
+++ b/lib/route/link/vlan.c
@@ -47,7 +47,7 @@ struct vlan_info
 };
 /** @endcond */
 
-static struct trans_tbl vlan_flags[] = {
+static const struct trans_tbl vlan_flags[] = {
 	__ADD(VLAN_FLAG_REORDER_HDR, reorder_hdr)
 };
 
diff --git a/lib/route/neigh.c b/lib/route/neigh.c
index a8ebfd5..aa19faa 100644
--- a/lib/route/neigh.c
+++ b/lib/route/neigh.c
@@ -227,7 +227,7 @@ static int neigh_compare(struct nl_object *_a, struct nl_object *_b,
 	return diff;
 }
 
-static struct trans_tbl neigh_attrs[] = {
+static const struct trans_tbl neigh_attrs[] = {
 	__ADD(NEIGH_ATTR_FLAGS, flags)
 	__ADD(NEIGH_ATTR_STATE, state)
 	__ADD(NEIGH_ATTR_LLADDR, lladdr)
@@ -611,7 +611,7 @@ int rtnl_neigh_delete(struct nl_sock *sk, struct rtnl_neigh *neigh,
  * @{
  */
 
-static struct trans_tbl neigh_states[] = {
+static const struct trans_tbl neigh_states[] = {
 	__ADD(NUD_INCOMPLETE, incomplete)
 	__ADD(NUD_REACHABLE, reachable)
 	__ADD(NUD_STALE, stale)
@@ -640,7 +640,7 @@ int rtnl_neigh_str2state(const char *name)
  * @{
  */
 
-static struct trans_tbl neigh_flags[] = {
+static const struct trans_tbl neigh_flags[] = {
 	__ADD(NTF_USE, use)
 	__ADD(NTF_PROXY, proxy)
 	__ADD(NTF_ROUTER, router)
diff --git a/lib/route/nexthop.c b/lib/route/nexthop.c
index 44c31a7..48cbfcf 100644
--- a/lib/route/nexthop.c
+++ b/lib/route/nexthop.c
@@ -269,7 +269,7 @@ uint32_t rtnl_route_nh_get_realms(struct rtnl_nexthop *nh)
  * @{
  */
 
-static struct trans_tbl nh_flags[] = {
+static const struct trans_tbl nh_flags[] = {
 	__ADD(RTNH_F_DEAD, dead)
 	__ADD(RTNH_F_PERVASIVE, pervasive)
 	__ADD(RTNH_F_ONLINK, onlink)
diff --git a/lib/route/route_obj.c b/lib/route/route_obj.c
index c3d7de5..2cbe2ae 100644
--- a/lib/route/route_obj.c
+++ b/lib/route/route_obj.c
@@ -390,7 +390,7 @@ nh_mismatch:
 #undef ROUTE_DIFF
 }
 
-static struct trans_tbl route_attrs[] = {
+static const struct trans_tbl route_attrs[] = {
 	__ADD(ROUTE_ATTR_FAMILY, family)
 	__ADD(ROUTE_ATTR_TOS, tos)
 	__ADD(ROUTE_ATTR_TABLE, table)
diff --git a/lib/route/route_utils.c b/lib/route/route_utils.c
index 9fc8cf7..8b73f2b 100644
--- a/lib/route/route_utils.c
+++ b/lib/route/route_utils.c
@@ -139,7 +139,7 @@ int rtnl_route_str2proto(const char *name)
  * @{
  */
 
-static struct trans_tbl route_metrices[] = {
+static const struct trans_tbl route_metrices[] = {
 	__ADD(RTAX_UNSPEC, unspec)
 	__ADD(RTAX_LOCK, lock)
 	__ADD(RTAX_MTU, mtu)
diff --git a/lib/route/rtnl.c b/lib/route/rtnl.c
index 2533674..26d1f67 100644
--- a/lib/route/rtnl.c
+++ b/lib/route/rtnl.c
@@ -52,7 +52,7 @@ int nl_rtgen_request(struct nl_sock *sk, int type, int family, int flags)
  * @{
  */
 
-static struct trans_tbl rtntypes[] = {
+static const struct trans_tbl rtntypes[] = {
 	__ADD(RTN_UNSPEC,unspec)
 	__ADD(RTN_UNICAST,unicast)
 	__ADD(RTN_LOCAL,local)
@@ -84,7 +84,7 @@ int nl_str2rtntype(const char *name)
  * @{
  */
 
-static struct trans_tbl scopes[] = {
+static const struct trans_tbl scopes[] = {
 	__ADD(255,nowhere)
 	__ADD(254,host)
 	__ADD(253,link)
diff --git a/lib/route/rule.c b/lib/route/rule.c
index dfe1d66..36672d3 100644
--- a/lib/route/rule.c
+++ b/lib/route/rule.c
@@ -273,7 +273,7 @@ static int rule_compare(struct nl_object *_a, struct nl_object *_b,
 	return diff;
 }
 
-static struct trans_tbl rule_attrs[] = {
+static const struct trans_tbl rule_attrs[] = {
 	__ADD(RULE_ATTR_FAMILY, family)
 	__ADD(RULE_ATTR_TABLE, table)
 	__ADD(RULE_ATTR_ACTION, action)
diff --git a/lib/route/sch/cbq.c b/lib/route/sch/cbq.c
index 0df4aa0..989745c 100644
--- a/lib/route/sch/cbq.c
+++ b/lib/route/sch/cbq.c
@@ -28,7 +28,7 @@
  * @{
  */
 
-static struct trans_tbl ovl_strategies[] = {
+static const struct trans_tbl ovl_strategies[] = {
 	__ADD(TC_CBQ_OVL_CLASSIC,classic)
 	__ADD(TC_CBQ_OVL_DELAY,delay)
 	__ADD(TC_CBQ_OVL_LOWPRIO,lowprio)
diff --git a/lib/route/sch/prio.c b/lib/route/sch/prio.c
index 4c9ebcf..e08e117 100644
--- a/lib/route/sch/prio.c
+++ b/lib/route/sch/prio.c
@@ -248,7 +248,7 @@ uint8_t *rtnl_qdisc_prio_get_priomap(struct rtnl_qdisc *qdisc)
  * @{
  */
 
-static struct trans_tbl prios[] = {
+static const struct trans_tbl prios[] = {
 	__ADD(TC_PRIO_BESTEFFORT,besteffort)
 	__ADD(TC_PRIO_FILLER,filler)
 	__ADD(TC_PRIO_BULK,bulk)
diff --git a/lib/utils.c b/lib/utils.c
index 015cd6a..8756318 100644
--- a/lib/utils.c
+++ b/lib/utils.c
@@ -490,7 +490,7 @@ char * nl_msec2str(uint64_t msec, char *buf, size_t len)
  * @{
  */
 
-static struct trans_tbl nlfamilies[] = {
+static const struct trans_tbl nlfamilies[] = {
 	__ADD(NETLINK_ROUTE,route)
 	__ADD(NETLINK_USERSOCK,usersock)
 	__ADD(NETLINK_FIREWALL,firewall)
@@ -531,7 +531,7 @@ int nl_str2nlfamily(const char *name)
  * @{
  */
 
-static struct trans_tbl llprotos[] = {
+static const struct trans_tbl llprotos[] = {
 	{0, "generic"},
 	__ADD(ARPHRD_ETHER,ether)
 	__ADD(ARPHRD_EETHER,eether)
@@ -628,7 +628,7 @@ int nl_str2llproto(const char *name)
  * @{
  */
 
-static struct trans_tbl ether_protos[] = {
+static const struct trans_tbl ether_protos[] = {
 	__ADD(ETH_P_LOOP,loop)
 	__ADD(ETH_P_PUP,pup)
 	__ADD(ETH_P_PUPAT,pupat)
@@ -861,8 +861,8 @@ void __trans_list_clear(struct nl_list_head *head)
 	}
 }
 
-char *__type2str(int type, char *buf, size_t len, struct trans_tbl *tbl,
-		 size_t tbl_len)
+char *__type2str(int type, char *buf, size_t len,
+		 const struct trans_tbl *tbl, size_t tbl_len)
 {
 	int i;
 	for (i = 0; i < tbl_len; i++) {
@@ -893,7 +893,7 @@ char *__list_type2str(int type, char *buf, size_t len,
 }
 
 char *__flags2str(int flags, char *buf, size_t len,
-		  struct trans_tbl *tbl, size_t tbl_len)
+		  const struct trans_tbl *tbl, size_t tbl_len)
 {
 	int i;
 	int tmp = flags;
@@ -912,7 +912,7 @@ char *__flags2str(int flags, char *buf, size_t len,
 	return buf;
 }
 
-int __str2type(const char *buf, struct trans_tbl *tbl, size_t tbl_len)
+int __str2type(const char *buf, const struct trans_tbl *tbl, size_t tbl_len)
 {
 	unsigned long l;
 	char *end;
@@ -953,7 +953,7 @@ int __list_str2type(const char *buf, struct nl_list_head *head)
 	return (int) l;
 }
 
-int __str2flags(const char *buf, struct trans_tbl *tbl, size_t tbl_len)
+int __str2flags(const char *buf, const struct trans_tbl *tbl, size_t tbl_len)
 {
 	int i, flags = 0, len;
 	char *p = (char *) buf, *t;