| /* |
| * (C) 2005-2011 by Pablo Neira Ayuso <pablo@netfilter.org> |
| * |
| * This program is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License, or |
| * (at your option) any later version. |
| */ |
| |
| #include "internal/internal.h" |
| |
| static void filter_attr_l4proto(struct nfct_filter *filter, const void *value) |
| { |
| if (filter->l4proto_len >= __FILTER_L4PROTO_MAX) |
| return; |
| |
| set_bit(*((int *) value), filter->l4proto_map); |
| filter->l4proto_len++; |
| } |
| |
| static void |
| filter_attr_l4proto_state(struct nfct_filter *filter, const void *value) |
| { |
| const struct nfct_filter_proto *this = value; |
| |
| set_bit_u16(this->state, &filter->l4proto_state[this->proto].map); |
| filter->l4proto_state[this->proto].len++; |
| } |
| |
| static void filter_attr_src_ipv4(struct nfct_filter *filter, const void *value) |
| { |
| const struct nfct_filter_ipv4 *this = value; |
| |
| if (filter->l3proto_elems[0] >= __FILTER_ADDR_MAX) |
| return; |
| |
| filter->l3proto[0][filter->l3proto_elems[0]].addr = this->addr; |
| filter->l3proto[0][filter->l3proto_elems[0]].mask = this->mask; |
| filter->l3proto_elems[0]++; |
| } |
| |
| static void filter_attr_dst_ipv4(struct nfct_filter *filter, const void *value) |
| { |
| const struct nfct_filter_ipv4 *this = value; |
| |
| if (filter->l3proto_elems[1] >= __FILTER_ADDR_MAX) |
| return; |
| |
| filter->l3proto[1][filter->l3proto_elems[1]].addr = this->addr; |
| filter->l3proto[1][filter->l3proto_elems[1]].mask = this->mask; |
| filter->l3proto_elems[1]++; |
| } |
| |
| static void filter_attr_src_ipv6(struct nfct_filter *filter, const void *value) |
| { |
| const struct nfct_filter_ipv6 *this = value; |
| |
| if (filter->l3proto_elems_ipv6[0] >= __FILTER_IPV6_MAX) |
| return; |
| |
| memcpy(filter->l3proto_ipv6[0][filter->l3proto_elems_ipv6[0]].addr, |
| this->addr, sizeof(uint32_t)*4); |
| memcpy(filter->l3proto_ipv6[0][filter->l3proto_elems_ipv6[0]].mask, |
| this->mask, sizeof(uint32_t)*4); |
| filter->l3proto_elems_ipv6[0]++; |
| } |
| |
| static void filter_attr_dst_ipv6(struct nfct_filter *filter, const void *value) |
| { |
| const struct nfct_filter_ipv6 *this = value; |
| |
| if (filter->l3proto_elems_ipv6[1] >= __FILTER_IPV6_MAX) |
| return; |
| |
| memcpy(filter->l3proto_ipv6[1][filter->l3proto_elems_ipv6[1]].addr, |
| this->addr, sizeof(uint32_t)*4); |
| memcpy(filter->l3proto_ipv6[1][filter->l3proto_elems_ipv6[1]].mask, |
| this->mask, sizeof(uint32_t)*4); |
| filter->l3proto_elems_ipv6[1]++; |
| } |
| |
| static void filter_attr_mark(struct nfct_filter *filter, const void *value) |
| { |
| const struct nfct_filter_dump_mark *this = value; |
| |
| if (filter->mark_elems >= __FILTER_MARK_MAX) |
| return; |
| |
| filter->mark[filter->mark_elems].val = this->val; |
| filter->mark[filter->mark_elems].mask = this->mask; |
| filter->mark_elems++; |
| } |
| |
| const filter_attr filter_attr_array[NFCT_FILTER_MAX] = { |
| [NFCT_FILTER_L4PROTO] = filter_attr_l4proto, |
| [NFCT_FILTER_L4PROTO_STATE] = filter_attr_l4proto_state, |
| [NFCT_FILTER_SRC_IPV4] = filter_attr_src_ipv4, |
| [NFCT_FILTER_DST_IPV4] = filter_attr_dst_ipv4, |
| [NFCT_FILTER_SRC_IPV6] = filter_attr_src_ipv6, |
| [NFCT_FILTER_DST_IPV6] = filter_attr_dst_ipv6, |
| [NFCT_FILTER_MARK] = filter_attr_mark, |
| }; |