[NETFILTER]: Remove unused function from NAT protocol helpers
->print and ->print_range are not used (and apparently never were). Signed-off-by: Patrick McHardy <kaber@trash.net> Signed-off-by: David S. Miller <davem@davemloft.net>
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c07bc1ffbd
Коммит
9d28026b7e
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@ -42,13 +42,6 @@ struct ip_nat_protocol
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enum ip_nat_manip_type maniptype,
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const struct ip_conntrack *conntrack);
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unsigned int (*print)(char *buffer,
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const struct ip_conntrack_tuple *match,
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const struct ip_conntrack_tuple *mask);
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unsigned int (*print_range)(char *buffer,
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const struct ip_nat_range *range);
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int (*range_to_nfattr)(struct sk_buff *skb,
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const struct ip_nat_range *range);
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@ -151,42 +151,6 @@ gre_manip_pkt(struct sk_buff **pskb,
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return 1;
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}
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/* print out a nat tuple */
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static unsigned int
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gre_print(char *buffer,
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const struct ip_conntrack_tuple *match,
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const struct ip_conntrack_tuple *mask)
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{
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unsigned int len = 0;
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if (mask->src.u.gre.key)
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len += sprintf(buffer + len, "srckey=0x%x ",
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ntohl(match->src.u.gre.key));
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if (mask->dst.u.gre.key)
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len += sprintf(buffer + len, "dstkey=0x%x ",
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ntohl(match->src.u.gre.key));
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return len;
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}
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/* print a range of keys */
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static unsigned int
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gre_print_range(char *buffer, const struct ip_nat_range *range)
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{
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if (range->min.gre.key != 0
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|| range->max.gre.key != 0xFFFF) {
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if (range->min.gre.key == range->max.gre.key)
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return sprintf(buffer, "key 0x%x ",
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ntohl(range->min.gre.key));
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else
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return sprintf(buffer, "keys 0x%u-0x%u ",
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ntohl(range->min.gre.key),
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ntohl(range->max.gre.key));
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} else
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return 0;
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}
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/* nat helper struct */
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static struct ip_nat_protocol gre = {
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.name = "GRE",
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@ -194,8 +158,6 @@ static struct ip_nat_protocol gre = {
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.manip_pkt = gre_manip_pkt,
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.in_range = gre_in_range,
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.unique_tuple = gre_unique_tuple,
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.print = gre_print,
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.print_range = gre_print_range,
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#if defined(CONFIG_IP_NF_CONNTRACK_NETLINK) || \
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defined(CONFIG_IP_NF_CONNTRACK_NETLINK_MODULE)
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.range_to_nfattr = ip_nat_port_range_to_nfattr,
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@ -74,38 +74,6 @@ icmp_manip_pkt(struct sk_buff **pskb,
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return 1;
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}
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static unsigned int
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icmp_print(char *buffer,
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const struct ip_conntrack_tuple *match,
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const struct ip_conntrack_tuple *mask)
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{
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unsigned int len = 0;
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if (mask->src.u.icmp.id)
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len += sprintf(buffer + len, "id=%u ",
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ntohs(match->src.u.icmp.id));
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if (mask->dst.u.icmp.type)
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len += sprintf(buffer + len, "type=%u ",
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ntohs(match->dst.u.icmp.type));
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if (mask->dst.u.icmp.code)
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len += sprintf(buffer + len, "code=%u ",
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ntohs(match->dst.u.icmp.code));
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return len;
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}
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static unsigned int
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icmp_print_range(char *buffer, const struct ip_nat_range *range)
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{
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if (range->min.icmp.id != 0 || range->max.icmp.id != 0xFFFF)
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return sprintf(buffer, "id %u-%u ",
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ntohs(range->min.icmp.id),
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ntohs(range->max.icmp.id));
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else return 0;
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}
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struct ip_nat_protocol ip_nat_protocol_icmp = {
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.name = "ICMP",
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.protonum = IPPROTO_ICMP,
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@ -113,8 +81,6 @@ struct ip_nat_protocol ip_nat_protocol_icmp = {
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.manip_pkt = icmp_manip_pkt,
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.in_range = icmp_in_range,
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.unique_tuple = icmp_unique_tuple,
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.print = icmp_print,
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.print_range = icmp_print_range,
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#if defined(CONFIG_IP_NF_CONNTRACK_NETLINK) || \
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defined(CONFIG_IP_NF_CONNTRACK_NETLINK_MODULE)
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.range_to_nfattr = ip_nat_port_range_to_nfattr,
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@ -136,40 +136,6 @@ tcp_manip_pkt(struct sk_buff **pskb,
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return 1;
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}
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static unsigned int
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tcp_print(char *buffer,
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const struct ip_conntrack_tuple *match,
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const struct ip_conntrack_tuple *mask)
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{
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unsigned int len = 0;
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if (mask->src.u.tcp.port)
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len += sprintf(buffer + len, "srcpt=%u ",
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ntohs(match->src.u.tcp.port));
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if (mask->dst.u.tcp.port)
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len += sprintf(buffer + len, "dstpt=%u ",
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ntohs(match->dst.u.tcp.port));
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return len;
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}
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static unsigned int
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tcp_print_range(char *buffer, const struct ip_nat_range *range)
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{
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if (range->min.tcp.port != 0 || range->max.tcp.port != 0xFFFF) {
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if (range->min.tcp.port == range->max.tcp.port)
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return sprintf(buffer, "port %u ",
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ntohs(range->min.tcp.port));
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else
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return sprintf(buffer, "ports %u-%u ",
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ntohs(range->min.tcp.port),
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ntohs(range->max.tcp.port));
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}
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else return 0;
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}
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struct ip_nat_protocol ip_nat_protocol_tcp = {
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.name = "TCP",
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.protonum = IPPROTO_TCP,
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@ -177,8 +143,6 @@ struct ip_nat_protocol ip_nat_protocol_tcp = {
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.manip_pkt = tcp_manip_pkt,
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.in_range = tcp_in_range,
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.unique_tuple = tcp_unique_tuple,
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.print = tcp_print,
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.print_range = tcp_print_range,
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#if defined(CONFIG_IP_NF_CONNTRACK_NETLINK) || \
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defined(CONFIG_IP_NF_CONNTRACK_NETLINK_MODULE)
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.range_to_nfattr = ip_nat_port_range_to_nfattr,
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@ -122,40 +122,6 @@ udp_manip_pkt(struct sk_buff **pskb,
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return 1;
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}
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static unsigned int
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udp_print(char *buffer,
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const struct ip_conntrack_tuple *match,
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const struct ip_conntrack_tuple *mask)
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{
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unsigned int len = 0;
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if (mask->src.u.udp.port)
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len += sprintf(buffer + len, "srcpt=%u ",
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ntohs(match->src.u.udp.port));
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if (mask->dst.u.udp.port)
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len += sprintf(buffer + len, "dstpt=%u ",
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ntohs(match->dst.u.udp.port));
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return len;
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}
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static unsigned int
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udp_print_range(char *buffer, const struct ip_nat_range *range)
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{
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if (range->min.udp.port != 0 || range->max.udp.port != 0xFFFF) {
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if (range->min.udp.port == range->max.udp.port)
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return sprintf(buffer, "port %u ",
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ntohs(range->min.udp.port));
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else
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return sprintf(buffer, "ports %u-%u ",
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ntohs(range->min.udp.port),
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ntohs(range->max.udp.port));
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}
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else return 0;
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}
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struct ip_nat_protocol ip_nat_protocol_udp = {
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.name = "UDP",
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.protonum = IPPROTO_UDP,
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@ -163,8 +129,6 @@ struct ip_nat_protocol ip_nat_protocol_udp = {
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.manip_pkt = udp_manip_pkt,
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.in_range = udp_in_range,
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.unique_tuple = udp_unique_tuple,
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.print = udp_print,
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.print_range = udp_print_range,
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#if defined(CONFIG_IP_NF_CONNTRACK_NETLINK) || \
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defined(CONFIG_IP_NF_CONNTRACK_NETLINK_MODULE)
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.range_to_nfattr = ip_nat_port_range_to_nfattr,
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@ -46,26 +46,10 @@ unknown_manip_pkt(struct sk_buff **pskb,
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return 1;
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}
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static unsigned int
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unknown_print(char *buffer,
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const struct ip_conntrack_tuple *match,
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const struct ip_conntrack_tuple *mask)
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{
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return 0;
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}
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static unsigned int
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unknown_print_range(char *buffer, const struct ip_nat_range *range)
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{
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return 0;
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}
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struct ip_nat_protocol ip_nat_unknown_protocol = {
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.name = "unknown",
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/* .me isn't set: getting a ref to this cannot fail. */
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.manip_pkt = unknown_manip_pkt,
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.in_range = unknown_in_range,
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.unique_tuple = unknown_unique_tuple,
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.print = unknown_print,
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.print_range = unknown_print_range
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};
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