diff options
Diffstat (limited to 'plugins/vcgn-plugin/vcgn/cnat_ipv4_icmp.h')
-rw-r--r-- | plugins/vcgn-plugin/vcgn/cnat_ipv4_icmp.h | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/plugins/vcgn-plugin/vcgn/cnat_ipv4_icmp.h b/plugins/vcgn-plugin/vcgn/cnat_ipv4_icmp.h new file mode 100644 index 00000000..664b62ac --- /dev/null +++ b/plugins/vcgn-plugin/vcgn/cnat_ipv4_icmp.h @@ -0,0 +1,60 @@ +/* + *----------------------------------------------------------------------------- + * + * Filename: cnat_ipv4_icmp.h + * + * Description: common functions for icmp node + * + * Assumptions and Constraints: + * + * Copyright (c) 2000-2009, 2014 Cisco and/or its affiliates. + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at: + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + *----------------------------------------------------------------------------- + */ + +#ifndef __CNAT_IPV4_ICMP_H__ +#define __CNAT_IPV4_ICMP_H__ + +#include "tcp_header_definitions.h" +#include "cnat_db.h" +#include "cnat_v4_functions.h" +#include "cnat_global.h" +#include "cnat_config.h" + +typedef struct { + icmp_v4_t *icmp; + ipv4_header *em_ip; + u16 *em_port; + u16 *em_l4_checksum; +} icmp_em_ip_info; + +extern void swap_ip_src_icmp_id(ipv4_header *ip, + icmp_v4_t *icmp, + cnat_main_db_entry_t *db, + u16 vrf); + +extern void swap_ip_dst_icmp_id(ipv4_header *ip, + icmp_v4_t *icmp, + cnat_main_db_entry_t *db, + u16 vrf); + +extern void swap_ip_src_emip_dst(ipv4_header *ip, + icmp_em_ip_info *icmp_info, + cnat_main_db_entry_t *db, u16 vrf); + +extern void swap_ip_dst_emip_src(ipv4_header *ip, + icmp_em_ip_info *icmp_info, + cnat_main_db_entry_t *db, u16 vrf); + + +#endif /* __CNAT_IPV4_ICMP_H__ */ |