modify source codev0.0

1. add CMakeList for udpi
2. modify code to make it can be compiled without vpp source code

Change-Id: Iabb7337a0db95d981f4ecc4e3e0cc3a3545dd5cf
Signed-off-by: Junfeng Wang <drenfong.wang@intel.com>

6 files changed, 16 insertions, 66 deletions

diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
deleted file mode 100644
index 5eb40d3..0000000
--- a/src/CMakeLists.txt
+++ /dev/null
@@ -1,44 +0,0 @@
-# Copyright (c) 2018 Intel 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.
-
-message(STATUS "Looking for Hyperscan")
-find_path(HYPERSCAN_INCLUDE_DIR NAMES hs/hs.h)
-find_library(HYPERSCAN_LIB1 NAMES hs)
-find_library(HYPERSCAN_LIB2 NAMES hs_runtime)
-set (HYPERSCAN_LIB ${HYPERSCAN_LIB1} ${HYPERSCAN_LIB2})
-
-if(HYPERSCAN_INCLUDE_DIR AND HYPERSCAN_LIB)
-  include_directories(${HYPERSCAN_INCLUDE_DIR})
-  add_vpp_plugin(dpi
-    SOURCES
-    dpi.c
-    dpi_api.c
-    dpi_cli.c
-    dpi_node.c
-    protocols/dpi_ssl.c
-
-    API_FILES
-    dpi.api
-
-    INSTALL_HEADERS
-    dpi_app_match.h
-    dpi.h
-
-    LINK_LIBRARIES
-    ${HYPERSCAN_LIB}
-  )
-  message(STATUS "Found Hyperscan in ${HYPERSCAN_INCLUDE_DIR}")
-else()
-  message(WARNING "-- Hyperscan not found - dpi_plugin disabled")
-endif()
-
diff --git a/src/dpi.c b/src/dpi.c
index 1cb482e..6423f3a 100644
--- a/src/dpi.c
+++ b/src/dpi.c
@@ -27,13 +27,13 @@
 #include <vnet/fib/fib_entry.h>
 #include <vnet/fib/fib_table.h>
 #include <vnet/mfib/mfib_table.h>
-#include <vnet/adj/adj_mcast.h>
+//#include <vnet/adj/adj_mcast.h>
 #include <vnet/dpo/dpo.h>
 #include <vnet/plugin/plugin.h>
-#include <vpp/app/version.h>
+//#include <vpp/app/version.h>
 #include <vnet/flow/flow.h>
 
-#include <dpi/dpi.h>
+#include "dpi.h"
 
 dpi_main_t dpi_main;
 dpi_entry_t *dpi_dbs = NULL;
@@ -709,7 +709,7 @@ VLIB_INIT_FUNCTION (dpi_init);
 
 /* *INDENT-OFF* */
 VLIB_PLUGIN_REGISTER () = {
-    .version = VPP_BUILD_VER,
+//    .version = VPP_BUILD_VER,
     .description = "Deep Packet Inspection",
 };
 /* *INDENT-ON* */
diff --git a/src/dpi_api.c b/src/dpi_api.c
index 540d1a2..d8fa690 100644
--- a/src/dpi_api.c
+++ b/src/dpi_api.c
@@ -24,13 +24,13 @@
 #include <vppinfra/byte_order.h>
 #include <vlibmemory/api.h>
 
-#include <dpi/dpi.h>
+#include "dpi.h"
 
 
 #define vl_msg_id(n,h) n,
 typedef enum
 {
-#include <dpi/dpi.api.h>
+#include "dpi.api.h"
   /* We'll want to know how many messages IDs we need... */
   VL_MSG_FIRST_AVAILABLE,
 } vl_msg_id_t;
@@ -38,27 +38,27 @@ typedef enum
 
 /* define message structures */
 #define vl_typedefs
-#include <dpi/dpi.api.h>
+#include "dpi.api.h"
 #undef vl_typedefs
 
 /* define generated endian-swappers */
 #define vl_endianfun
-#include <dpi/dpi.api.h>
+#include "dpi.api.h"
 #undef vl_endianfun
 
 /* instantiate all the print functions we know about */
 #define vl_print(handle, ...) vlib_cli_output (handle, __VA_ARGS__)
 #define vl_printfun
-#include <dpi/dpi.api.h>
+#include "dpi.api.h"
 #undef vl_printfun
 
 /* Get the API version number */
 #define vl_api_version(n,v) static u32 api_version=(v);
-#include <dpi/dpi.api.h>
+#include "dpi.api.h"
 #undef vl_api_version
 
 #define vl_msg_name_crc_list
-#include <dpi/dpi.api.h>
+#include "dpi.api.h"
 #undef vl_msg_name_crc_list
 
 #define REPLY_MSG_ID_BASE dm->msg_id_base
diff --git a/src/dpi_cli.c b/src/dpi_cli.c
index 6b3afc7..4fbc760 100644
--- a/src/dpi_cli.c
+++ b/src/dpi_cli.c
@@ -26,8 +26,8 @@
 #include <vnet/plugin/plugin.h>
 #include <vnet/fib/fib_entry.h>
 #include <vnet/fib/fib_table.h>
-#include <vpp/app/version.h>
-#include <dpi/dpi.h>
+//#include <vpp/app/version.h>
+#include "dpi.h"
 
 
 extern dpi_main_t dpi_main;
diff --git a/src/dpi_node.c b/src/dpi_node.c
index 2e86c65..33774e9 100644
--- a/src/dpi_node.c
+++ b/src/dpi_node.c
@@ -22,11 +22,11 @@
 #include <vppinfra/pool.h>
 #include <vppinfra/vec.h>
 #include <vnet/plugin/plugin.h>
-#include <vpp/app/version.h>
+//#include <vpp/app/version.h>
 #include <vnet/flow/flow.h>
 #include <vnet/tcp/tcp_packet.h>
 
-#include <dpi/dpi.h>
+#include "dpi.h"
 
 vlib_node_registration_t dpi4_input_node;
 vlib_node_registration_t dpi6_input_node;
@@ -535,7 +535,6 @@ dpi_input_inline (vlib_main_t * vm,
       u16 dst_port = 0;
       segment *seg = 0;
       segment *prev_seg = 0;
-      int rv;
 
       bi0 = to_next[0] = from[0];
       b0 = vlib_get_buffer (vm, bi0);
@@ -547,7 +546,6 @@ dpi_input_inline (vlib_main_t * vm,
           ip4_main_t *im4 = &ip4_main;
           fib_index0 = vec_elt (im4->fib_index_by_sw_if_index,
                                 vnet_buffer(b0)->sw_if_index[VLIB_RX]);
-          rv =
           parse_ip4_packet_and_lookup(ip40, fib_index0, &key40,
                                       &not_found0, &flow_id0);
         }
@@ -557,14 +555,10 @@ dpi_input_inline (vlib_main_t * vm,
           ip6_main_t *im6 = &ip6_main;
           fib_index0 = vec_elt (im6->fib_index_by_sw_if_index,
                                 vnet_buffer(b0)->sw_if_index[VLIB_RX]);
-          rv =
           parse_ip6_packet_and_lookup(ip60, fib_index0, &key60,
                                       &not_found0, &flow_id0);
         }
 
-      if (!rv)
-        goto enqueue0;
-
       is_reverse0 = (u8)((flow_id0 >> 63) & 0x1);
       flow_index0 = (u32)(flow_id0 & (u32)(~0));
       flow0 = pool_elt_at_index (dm->dpi_flows, flow_index0);
diff --git a/src/protocols/dpi_ssl.c b/src/protocols/dpi_ssl.c
index 7257ca5..f15a19c 100644
--- a/src/protocols/dpi_ssl.c
+++ b/src/protocols/dpi_ssl.c
@@ -22,7 +22,7 @@
 #include <vlib/vlib.h>
 #include <vlib/unix/unix.h>
 
-#include <dpi/dpi.h>
+#include "../dpi.h"
 
 typedef enum
 {