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authorVishwesh M Rudramuni <vishweshmr@gmail.com>2017-04-18 19:41:40 +0530
committerDeepak S <deepak.s@linux.intel.com>2017-04-18 02:59:07 -0700
commit51cd08d9a3f2826088d122e2a5683315c77a2786 (patch)
tree3fac17a8f7bf362f0c77f1003615b2063d900d35 /common/VIL/alg/lib_ftp_alg.h
parent03aef84e240c5be8813634735d825420129f1460 (diff)
common: Adding common library for sample vnf
JIRA: SAMPLEVNF-3 This patch adds common libraries required as part of the sample vnf. This includes the following libraries 1. ACL library 2. SIP 3. FTP 4. Connection tracker 5. L2l3 stack - Interface Manager - ARP & ICMPv4 - ND & ICMPv6 and other common libraries needed for ip pipeline framework Change-Id: I117690b6b63fbcd76974cd7274518484e60980ab Signed-off-by: Vishwesh M Rudramuni <vishwesh.m.rudramuni@intel.com> [Push patch to gerrit] Signed-off-by: Deepak S <deepak.s@linux.intel.com>
Diffstat (limited to 'common/VIL/alg/lib_ftp_alg.h')
-rw-r--r--common/VIL/alg/lib_ftp_alg.h102
1 files changed, 102 insertions, 0 deletions
diff --git a/common/VIL/alg/lib_ftp_alg.h b/common/VIL/alg/lib_ftp_alg.h
new file mode 100644
index 00000000..875d6276
--- /dev/null
+++ b/common/VIL/alg/lib_ftp_alg.h
@@ -0,0 +1,102 @@
+/*
+// Copyright (c) 2017 Intel Corporation
+//
+// 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 __INCLUDE_LIB_FTP_ALG_H__
+#define __INCLUDE_LIB_FTP_ALG_H__
+#include "rte_ether.h"
+#include "rte_ct_tcp.h"
+/*CT & CGNAT integration to be resolved for this definitions*/
+#define META_DATA_OFFSET 128
+#define ETHERNET_START (META_DATA_OFFSET + RTE_PKTMBUF_HEADROOM)
+#define ETH_HDR_SIZE 14
+#define IP_START (ETHERNET_START + ETH_HDR_SIZE)
+#define PROTOCOL_START (IP_START + 9)
+#define TCP_START (IP_START + IP_V4_HEADER_SIZE)
+#define TCP_MIN_HDR_SIZE 20
+
+#define RTE_TCP_PROTO_ID 6
+#define RTE_SP_DEFAULT_TTL 64
+
+#define RTE_SYNPROXY_MAX_SPOOFED_PKTS 64
+
+#define RTE_TCP_SYN 0x02
+#define RTE_TCP_ACK 0x10
+#define RTE_TCP_SYN_ACK (RTE_TCP_SYN | RTE_TCP_ACK)
+#define IP_VERSION_4 4
+#define IP_VERSION_6 6
+#define IPv4_HEADER_SIZE 20
+#define IPv6_HEADER_SIZE 40
+
+//#define IPV4 4
+//#define IPV6 6
+enum ftp_alg_bypass {
+ NO_BYPASS,
+ BYPASS
+};
+
+enum ftp_alg_mode {
+ FTP_ALG_PORT,
+ FTP_ALG_PASV
+};
+enum ftp_alg_direction {
+ SERVER_IN_PRIVATE,
+ SERVER_IN_PUBLIC
+};
+enum phy_port {
+ PRIVATE_PORT,
+ PUBLIC_PORT
+};
+
+struct ftp_alg_key {
+ uint32_t ip_address;
+ uint16_t l4port;
+ uint8_t filler1;
+ uint8_t filler2;
+};
+struct ftp_alg_table_entry {
+ uint32_t ip_address;
+ uint16_t l4port;
+ uint8_t ftp_alg_mode;
+ uint8_t ftp_alg_direction;
+ uint32_t session_id; /*to be checked */
+ uint8_t alg_bypass_flag;
+ uint8_t dummy;
+ uint8_t dummy1;
+ //uint32_t napt_entry;/* to be checked*/
+} __rte_cache_aligned;
+
+#define FTP_SERVER_PORT 21
+#define FTP_PORT_STRING "PORT"
+#define FTP_PORT_PARAMETER_STRING "PORT %hu,%hu,%hu,%hu,%hu,%hu\r\n"
+#define FTP_PORT_PARAMETER_COUNT 6
+#define FTP_PORT_RESPONSE_STRING "200 PORT command successful.\r\n"
+#define FTP_PORT_STRING_END_MARKER '\n'
+#define FTP_MAXIMUM_PORT_STRING_LENGTH 60
+#define FTP_PASV_STRING "PASV"
+#define FTP_PASV_PARAMETER_STRING "%d Entering Passive Mode (%hu,%hu,%hu,%hu,%hu,%hu)\r\n"
+#define FTP_PASV_PARAMETER_COUNT 7
+#define FTP_PASV_STRING_END_MARKER '\n' /* not ')' */
+#define FTP_PASV_RETURN_CODE 227
+
+void ftp_alg_dpi(
+ struct pipeline_cgnapt *p_nat,
+ struct pipeline_cgnapt_entry_key *nat_entry_key,
+ struct rte_mbuf *pkt,
+ struct rte_ct_cnxn_tracker *cgnat_cnxn_tracker,
+ int32_t ct_position,
+ uint8_t direction);
+void lib_ftp_alg_init(void);
+extern int8_t rte_ct_ipversion(void *i_hdr);
+#endif