🐎 ci(add aarch64 jobs): aarch64 + el9

.gitlab-ci.yml

@@ -1,16 +1,29 @@
-image: "git.mesalab.cn:7443/mesa_platform/build-env:master"
 variables:
   GIT_STRATEGY: "clone"
   BUILD_PADDING_PREFIX: /tmp/padding_for_CPACK_RPM_BUILD_SOURCE_DIRS_PREFIX_PREFIX_PREFIX_PREFIX_PREFIX_PREFIX/
+  BUILD_IMAGE_X86_64_ROCKY8: "git.mesalab.cn:7443/mesa_platform/build-env:rockylinux"
+  BUILD_IMAGE_AARCH64_ROCKY9: "git.mesalab.cn:7443/mesa_platform/build-env:rocky9-aarch64"
+  INSTALL_DEPENDENCY_LIBRARY: libpcap libpcap-devel
   INSTALL_PREFIX: "/opt/MESA/lib/"
-  INSTALL_DEPENDENCY_LIBRARY:  sapp-devel framework_env libpcap libpcap-devel
 
 stages:
 - build
 - test
 
-google_test:
+.build_before_script:
+  before_script:
+    - mkdir -p $BUILD_PADDING_PREFIX/$CI_PROJECT_NAMESPACE/
+    - ln -s $CI_PROJECT_DIR $BUILD_PADDING_PREFIX/$CI_PROJECT_PATH
+    - cd $BUILD_PADDING_PREFIX/$CI_PROJECT_PATH
+    - chmod +x ./ci/travis.sh
+
+###############################################################################
+# test on x86_64 Rocky8
+###############################################################################
+
+google_test_for_x86_64_rocky8:
   stage: test
+  image: $BUILD_IMAGE_X86_64_ROCKY8
   script:
     - cp -r test/sample_pcap /tmp
     - ulimit -c 0
@@ -21,25 +34,31 @@ google_test:
     - ldconfig    
     - cd /tmp 
     - ./gtest_jump_layer
+  dependencies:
+    - branch_build_debug_for_x86_64_rocky8
+    - branch_build_release_for_x86_64_rocky8
+    - release_build_debug_for_x86_64_rocky8
+    - release_build_release_for_x86_64_rocky8
   tags:
-  - share    
+  - tsg-os-builder-el8   
 
-.build_by_travis:
+###############################################################################
-  before_script:
+# build on x86_64 Rocky8
-  - mkdir -p $BUILD_PADDING_PREFIX/$CI_PROJECT_NAMESPACE/
+###############################################################################
-  - ln -s $CI_PROJECT_DIR $BUILD_PADDING_PREFIX/$CI_PROJECT_PATH
+
-  - cd $BUILD_PADDING_PREFIX/$CI_PROJECT_PATH
+.build_by_travis_for_x86_64_rocky8:
-  - chmod +x ./ci/travis.sh
+  stage: build
+  image: $BUILD_IMAGE_X86_64_ROCKY8
+  extends: .build_before_script
   script:
-  - yum makecache
     - ./ci/travis.sh
-  - cd build
   tags:
-  - share
+    - tsg-os-builder-el8
 
-branch_build_debug:
+
+branch_build_debug_for_x86_64_rocky8:
   stage: build
-  extends: .build_by_travis
+  extends: .build_by_travis_for_x86_64_rocky8
   variables:
     BUILD_TYPE: Debug
   artifacts:
@@ -51,11 +70,11 @@ branch_build_debug:
     - /^master.*$/i
     - tags
 
-branch_build_release:
+branch_build_release_for_x86_64_rocky8:
   stage: build
   variables:
     BUILD_TYPE: RelWithDebInfo
-  extends: .build_by_travis
+  extends: .build_by_travis_for_x86_64_rocky8
   artifacts:
     paths:
     - /builds/MESA_framework/mesa_jump_layer/build/test/gtest_jump_layer
@@ -65,57 +84,15 @@ branch_build_release:
     - /^master.*$/i
     - tags
 
-develop_build_debug:
+release_build_debug_for_x86_64_rocky8:
-  stage: build
-  extends: .build_by_travis
-  variables:
-    BUILD_TYPE: Debug
-    PACKAGE: 1
-    UPLOAD_RPM: 1
-    ASAN_OPTION: ADDRESS
-    TESTING_VERSION_BUILD: 1
-    PULP3_REPO_NAME: framework-testing-x86_64.el7
-    PULP3_DIST_NAME: framework-testing-x86_64.el7
-  artifacts:
-    name: libMESA_jump_layer-$CI_COMMIT_REF_NAME-debug"
-    paths:
-      - /builds/MESA_framework/mesa_jump_layer/build/test/gtest_jump_layer
-      - /builds/MESA_framework/mesa_jump_layer/build/src/libMESA_jump_layer.so      
-      - build/*.rpm
-  only:
-    - /^develop.*$/i
-    - /^master.*$/i
-
-develop_build_release:
-  stage: build
-  extends: .build_by_travis
-  variables:
-    BUILD_TYPE: RelWithDebInfo
-    PACKAGE: 1
-    UPLOAD_RPM: 1
-    ASAN_OPTION: "OFF"
-    TESTING_VERSION_BUILD: 1
-    PULP3_REPO_NAME: framework-testing-x86_64.el7
-    PULP3_DIST_NAME: framework-testing-x86_64.el7
-  artifacts:
-    name: libMESA_jump_layer-$CI_COMMIT_REF_NAME-release"
-    paths:
-      - build/*.rpm
-      - /builds/MESA_framework/mesa_jump_layer/build/test/gtest_jump_layer
-      - /builds/MESA_framework/mesa_jump_layer/build/src/libMESA_jump_layer.so        
-  only:
-    - /^develop.*$/i
-    - /^master.*$/i
-
-release_build_debug:
   stage: build
   variables:
     BUILD_TYPE: Debug
     PACKAGE: 1
     UPLOAD_RPM: 1
-    PULP3_REPO_NAME: framework-stable-x86_64.el7
+    PULP3_REPO_NAME: framework-stable-x86_64.el8
-    PULP3_DIST_NAME: framework-stable-x86_64.el7
+    PULP3_DIST_NAME: framework-stable-x86_64.el8
-  extends: .build_by_travis
+  extends: .build_by_travis_for_x86_64_rocky8
   artifacts:
     name: libMESA_jump_layer-$CI_COMMIT_REF_NAME-release"
     paths:
@@ -125,17 +102,120 @@ release_build_debug:
   only:
     - tags
 
-release_build_release:
+release_build_release_for_x86_64_rocky8:
   stage: build
   variables:
     BUILD_TYPE: RelWithDebInfo
     PACKAGE: 1
     UPLOAD_RPM: 1
-    UPLOAD_SYMBOL_FILES: 1
     SYMBOL_TARGET: libMESA_jump_layer
-    PULP3_REPO_NAME: framework-stable-x86_64.el7
+    PULP3_REPO_NAME: framework-stable-x86_64.el8
-    PULP3_DIST_NAME: framework-stable-x86_64.el7
+    PULP3_DIST_NAME: framework-stable-x86_64.el8
-  extends: .build_by_travis
+  extends: .build_by_travis_for_x86_64_rocky8
+  artifacts:
+    name: libMESA_jump_layer-$CI_COMMIT_REF_NAME-release"
+    paths:
+      - build/*.rpm
+      - /builds/MESA_framework/mesa_jump_layer/build/test/gtest_jump_layer
+      - /builds/MESA_framework/mesa_jump_layer/build/src/libMESA_jump_layer.so        
+  only:
+    - tags
+
+###############################################################################
+# test on aarch64 Rocky9
+###############################################################################
+
+google_test_for_aarch64_rocky9:
+  stage: test
+  image: $BUILD_IMAGE_AARCH64_ROCKY9
+  script:
+    - cp -r test/sample_pcap /tmp
+    - ulimit -c 0
+    - cp /builds/MESA_framework/mesa_jump_layer/build/test/gtest_jump_layer /tmp/
+    - mkdir -p /opt/MESA/lib
+    - cp /builds/MESA_framework/mesa_jump_layer/build/src/libMESA_jump_layer.so /opt/MESA/lib/
+    - echo "/opt/MESA/lib" >> /etc/ld.so.conf
+    - ldconfig    
+    - cd /tmp 
+    - ./gtest_jump_layer
+  dependencies:
+    - branch_build_debug_for_aarch64_rocky9
+    - branch_build_release_for_aarch64_rocky9
+    - release_build_debug_for_aarch64_rocky9
+    - release_build_release_for_aarch64_rocky9
+  tags:
+  - tsg-os-builder-aarch64   
+
+###############################################################################
+# build on aarch64 Rocky9
+###############################################################################
+
+.build_by_travis_for_aarch64_rocky9:
+  stage: build
+  image: $BUILD_IMAGE_AARCH64_ROCKY9
+  extends: .build_before_script
+  script:
+    - ./ci/travis.sh
+  tags:
+    - tsg-os-builder-aarch64
+
+
+branch_build_debug_for_aarch64_rocky9:
+  stage: build
+  extends: .build_by_travis_for_aarch64_rocky9
+  variables:
+    BUILD_TYPE: Debug
+  artifacts:
+    paths:
+    - /builds/MESA_framework/mesa_jump_layer/build/test/gtest_jump_layer
+    - /builds/MESA_framework/mesa_jump_layer/build/src/libMESA_jump_layer.so
+  except:
+    - /^develop.*$/i
+    - /^master.*$/i
+    - tags
+
+branch_build_release_for_aarch64_rocky9:
+  stage: build
+  variables:
+    BUILD_TYPE: RelWithDebInfo
+  extends: .build_by_travis_for_aarch64_rocky9
+  artifacts:
+    paths:
+    - /builds/MESA_framework/mesa_jump_layer/build/test/gtest_jump_layer
+    - /builds/MESA_framework/mesa_jump_layer/build/src/libMESA_jump_layer.so  
+  except:
+    - /^develop.*$/i
+    - /^master.*$/i
+    - tags
+
+release_build_debug_for_aarch64_rocky9:
+  stage: build
+  variables:
+    BUILD_TYPE: Debug
+    PACKAGE: 1
+    UPLOAD_RPM: 1
+    PULP3_REPO_NAME: framework-stable-aarch64.el9
+    PULP3_DIST_NAME: framework-stable-aarch64.el9
+  extends: .build_by_travis_for_aarch64_rocky9
+  artifacts:
+    name: libMESA_jump_layer-$CI_COMMIT_REF_NAME-release"
+    paths:
+      - build/*.rpm
+      - /builds/MESA_framework/mesa_jump_layer/build/test/gtest_jump_layer
+      - /builds/MESA_framework/mesa_jump_layer/build/src/libMESA_jump_layer.so        
+  only:
+    - tags
+
+release_build_release_for_aarch64_rocky9:
+  stage: build
+  variables:
+    BUILD_TYPE: RelWithDebInfo
+    PACKAGE: 1
+    UPLOAD_RPM: 1
+    SYMBOL_TARGET: libMESA_jump_layer
+    PULP3_REPO_NAME: framework-stable-aarch64.el9
+    PULP3_DIST_NAME: framework-stable-aarch64.el9
+  extends: .build_by_travis_for_aarch64_rocky9
   artifacts:
     name: libMESA_jump_layer-$CI_COMMIT_REF_NAME-release"
     paths:

CMakeLists.txt

@@ -1,4 +1,4 @@
-cmake_minimum_required (VERSION 2.8)
+cmake_minimum_required (VERSION 2.8...3.10)
 
 set(lib_name MESA_jump_layer)
 

ci/travis.sh

@@ -37,10 +37,6 @@ if [ -n "${INSTALL_DEPENDENCY_LIBRARY}" ]; then
       yum install -y $INSTALL_DEPENDENCY_LIBRARY
 fi
 
-if [ $ASAN_OPTION ];then
-	source /opt/rh/devtoolset-7/enable
-fi
-
 mkdir build || true
 cd build
 
@@ -61,10 +57,3 @@ if [ -n "${UPLOAD_RPM}" ]; then
 	cp ~/rpm_upload_tools.py ./
 	python3 rpm_upload_tools.py ${PULP3_REPO_NAME} ${PULP3_DIST_NAME} *.rpm
 fi
-
-if [ -n "${UPLOAD_SYMBOL_FILES}" ]; then
-	rpm -i $SYMBOL_TARGET*debuginfo*.rpm
-	_symbol_file=`find /usr/lib/debug/ -name "$SYMBOL_TARGET*.so*.debug"`
-	cp $_symbol_file ${_symbol_file}info.${CI_COMMIT_SHORT_SHA}
-	sentry-cli upload-dif -t elf ${_symbol_file}info.${CI_COMMIT_SHORT_SHA}
-fi

cmake/Package.cmake

@@ -12,15 +12,15 @@ set(CPACK_PACKAGE_VERSION_MINOR "${VERSION_MINOR}")
 set(CPACK_PACKAGE_VERSION_PATCH "${VERSION_PATCH}.${VERSION_BUILD}")
 set(CPACK_PACKAGING_INSTALL_PREFIX ${CMAKE_INSTALL_PREFIX})
 set(CPACK_PACKAGE_VERSION "${VERSION_MAJOR}.${VERSION_MINOR}.${VERSION_PATCH}.${VERSION_BUILD}")
-execute_process(COMMAND bash -c "echo -ne \"`uname -r | awk -F'.' '{print $5\".\"$6\".\"$7}'`\"" OUTPUT_VARIABLE SYSTEM_VERSION)
 
 # RPM Build
 set(CPACK_GENERATOR "RPM")
+set(CPACK_RPM_AUTO_GENERATED_FILE_NAME ON)
+set(CPACK_RPM_FILE_NAME "RPM-DEFAULT")
 set(CPACK_RPM_PACKAGE_VENDOR "MESA")
 set(CPACK_RPM_PACKAGE_AUTOREQPROV "yes")
-set(CPACK_RPM_PACKAGE_RELEASE_LIBRARY "on")
+set(CPACK_RPM_PACKAGE_RELEASE_DIST "on")
 set(CPACK_RPM_DEBUGINFO_PACKAGE "on")
-set(CPACK_RPM_PACKAGE_DEBUG 1)
 
 set(CPACK_RPM_COMPONENT_INSTALL ON)
 set(CPACK_COMPONENTS_IGNORE_GROUPS 1)
@@ -29,17 +29,12 @@ set(CPACK_COMPONENT_HEADER_DISPLAY_NAME "develop")
 
 set(CPACK_COMPONENT_LIBRARIES_REQUIRED TRUE)
 set(CPACK_RPM_LIBRARIES_PACKAGE_NAME ${MY_RPM_NAME_PREFIX})
-set(CPACK_RPM_LIBRARIES_FILE_NAME "${CPACK_RPM_LIBRARIES_PACKAGE_NAME}-${CPACK_PACKAGE_VERSION}-${SYSTEM_VERSION}.rpm")
+set(CPACK_COMPONENT_PROFILE_GROUP "LIBRARIES")
-set(CPACK_RPM_LIBRARIES_DEBUGINFO_FILE_NAME "${CPACK_RPM_LIBRARIES_PACKAGE_NAME}-debuginfo-${CPACK_PACKAGE_VERSION}-${SYSTEM_VERSION}.rpm")
+set(CPACK_COMPONENT_LIBRARIES_GROUP "LIBRARIES")
-
-set(CPACK_COMPONENT_PROFILE_GROUP "libraries")
-set(CPACK_COMPONENT_LIBRARIES_GROUP "libraries")
 
 set(CPACK_COMPONENT_HEADER_REQUIRED TRUE)
 set(CPACK_RPM_HEADER_PACKAGE_NAME "${MY_RPM_NAME_PREFIX}-devel")
-set(CPACK_RPM_HEADER_FILE_NAME "${CPACK_RPM_HEADER_PACKAGE_NAME}-${CPACK_PACKAGE_VERSION}-${SYSTEM_VERSION}.rpm")
+set(CPACK_COMPONENT_HEADER_GROUP "HEADER")
-set(CPACK_RPM_HEADER_DEBUGINFO_FILE_NAME "${CPACK_RPM_HEADER_PACKAGE_NAME}-debuginfo-${CPACK_PACKAGE_VERSION}-${SYSTEM_VERSION}.rpm")
-set(CPACK_COMPONENT_HEADER_GROUP "header")
 
 set(CPACK_RPM_HEADER_PACKAGE_REQUIRES_PRE ${CPACK_RPM_LIBRARIES_PACKAGE_NAME})
 set(CPACK_RPM_HEADER_PACKAGE_CONFLICTS ${CPACK_RPM_HEADER_PACKAGE_NAME})

src/CMakeLists.txt

@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 2.8)
+cmake_minimum_required(VERSION 2.8...3.10)
 
 set(MESA_SDK_PREFIX "/opt/MESA" CACHE STRING "MESA Framework Prefix")
 
@@ -11,7 +11,8 @@ include_directories(${PROJECT_SOURCE_DIR}/include/)
 
 LINK_DIRECTORIES(/opt/MESA/lib)
 
-add_definitions(-D_BSD_SOURCE -D_BSD_SOURCE -D__BSD_SOURCE -D__FAVOR_BSD -DHAVE_NET_ETHERNET_H)
+#add_definitions(-D_BSD_SOURCE -D_BSD_SOURCE -D__BSD_SOURCE -D__FAVOR_BSD -DHAVE_NET_ETHERNET_H)
+add_definitions(-D_DEFAULT_SOURCE -D__FAVOR_BSD -DHAVE_NET_ETHERNET_H)
 add_definitions(-DSAPP_V4=1)
 
 add_definitions(-fPIC)

src/MESA_jump_layer.cpp

@@ -211,6 +211,15 @@ static int __mjl_gtp_calc_gtp_hdr_len(const struct gtp_hdr *gtph)
 	  return -1; 
 	}
 
+	if(gtph->msg_type != 0xFF){
+	  return -1;
+	}
+
+	if(ntohs(gtph->len) > 1460 || ntohs(gtph->len) < 40)
+	{
+		return -1;
+	}
+
 	if(gtph->flags & (GTP_HDR_FLAG_SEQ_NUM | GTP_HDR_FLAG_N_PDU | GTP_HDR_FLAG_NEXT_EXT_HDR)){
 	  //todo, parse and get seq field
 	  p_ext_hdr += 2; //seq field length is 2 bytes
@@ -281,9 +290,9 @@ static int gtp_jump_to_layer(const char *raw_data,  int raw_layer_type, int expe
 
 	next_ip_layer_hdr = (unsigned char *)raw_data + gtp_hdr_len;
 
-	if((*next_ip_layer_hdr & 0x40) == 0x40){
+	if((*next_ip_layer_hdr & 0xF0) == 0x40){
 		skip_len = ipv4_jump_to_layer((char *)next_ip_layer_hdr, __ADDR_TYPE_IP_PAIR_V4, expect_layer_type);
-	}else if((*next_ip_layer_hdr & 0x60) == 0x60){
+	}else if((*next_ip_layer_hdr & 0xF0) == 0x60){
 		skip_len = ipv6_jump_to_layer((char *)next_ip_layer_hdr, __ADDR_TYPE_IP_PAIR_V6, expect_layer_type);
 	}else{
 		snprintf(_g_mesa_jump_layer_last_error, PIPE_BUF, "gtp_jump_to_layer() error, unsupport type in GTP, 0x%x!", (*next_ip_layer_hdr));
@@ -384,6 +393,10 @@ static int __mjl_parse_l2tpv2_hdr(const struct l2tp_hdr_v2 *pl2tphdrv2, struct l
 
 	if(pl2tphdrv2->offset_present){
 		offset_size = ntohs(*((unsigned short *)ptr));
+		if(offset_size > 1460)
+		{
+			return -1;
+		}
 		ptr += sizeof(short);	 /* 2 byte fix len offset size */
 		ptr += offset_size;  /* var bytes offset value length */
 	}	
@@ -1414,9 +1427,24 @@ const void *MESA_jump_layer_greedy(const void *raw_data, int raw_layer_type, int
 
 			case __ADDR_TYPE_IP_PAIR_V6:
 			{
-				//TODO2,
+				const struct mesa_ip6_hdr *ip6hdr = (const struct mesa_ip6_hdr *)expect_layer;		
+				if(IPPROTO_UDP == ip6hdr->ip6_nxt_hdr){
+					new_next_layer_data = (char *)expect_layer + sizeof(struct mesa_ip6_hdr);
+					new_raw_layer_type = ADDR_TYPE_UDP; /* IP<49><50><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>һ<EFBFBD><D2BB>ƫ<EFBFBD><C6AB> */
+				}else if(IPPROTO_GRE == ip6hdr->ip6_nxt_hdr){
+					new_next_layer_data = (char *)expect_layer + sizeof(struct mesa_ip6_hdr);
+					new_raw_layer_type = ADDR_TYPE_GRE; /* GRE */					
+				}else if(IPPROTO_IPIP == ip6hdr->ip6_nxt_hdr){
+					new_next_layer_data = (char *)expect_layer + sizeof(struct mesa_ip6_hdr);
+					new_raw_layer_type = ADDR_TYPE_IPV4;  			
+				}else if(IPPROTO_IPIP == ip6hdr->ip6_nxt_hdr){
+					new_next_layer_data = (char *)expect_layer + sizeof(struct mesa_ip6_hdr);
+					new_raw_layer_type = ADDR_TYPE_IPV6;  				
+				}else{
+					//TODO 2, IPIP, L2TPv3
 					goto done;
 				}
+			}
 			break;
 
 			case ADDR_TYPE_UDP:
@@ -1463,7 +1491,7 @@ const char *MESA_jump_layer_ipv4_ntop(const struct ip *ip4_hdr, char *out_buf, i
 		inner_thdr = (struct mesa_tcp_hdr *)((char *)ip4_hdr + ip4_hdr->ip_hl*4);
 		sport = ntohs(inner_thdr->th_sport);
 		dport = ntohs(inner_thdr->th_dport);
-	}else if(IPPROTO_UDP){
+	}else if(IPPROTO_UDP == inner_ip_proto){
 		inner_uhdr = (struct mesa_udp_hdr *)((char *)ip4_hdr + ip4_hdr->ip_hl*4);
 		sport = ntohs(inner_uhdr->uh_sport);
 		dport = ntohs(inner_uhdr->uh_dport);				
@@ -1496,7 +1524,7 @@ const char *MESA_jump_layer_ipv6_ntop(const struct ip6_hdr *ip6_hdr, char *out_b
 		inner_thdr = (struct tcphdr *)((char *)ip6_hdr + sizeof(struct ip6_hdr));
 		sport = inner_thdr->source;
 		dport = inner_thdr->dest;				
-	}else if(IPPROTO_UDP){
+	}else if(IPPROTO_UDP== inner_ip_proto){
 		inner_uhdr = (struct udphdr *)((char *)ip6_hdr + sizeof(struct ip6_hdr));
 		sport = inner_uhdr->source;
 		dport = inner_uhdr->dest;					

test/CMakeLists.txt

@@ -1,16 +1,17 @@
-cmake_minimum_required(VERSION 2.8)
+cmake_minimum_required(VERSION 2.8...3.10)
 
 include_directories(${CMAKE_SOURCE_DIR}/inc)
 include_directories(${MESA_SDK_PREFIX}/include)
 include_directories(${MESA_SDK_PREFIX}/include/MESA)
 
 
-add_definitions(-D_BSD_SOURCE -D_BSD_SOURCE -D__BSD_SOURCE -D__FAVOR_BSD -DHAVE_NET_ETHERNET_H)
+# add_definitions(-D_BSD_SOURCE -D_BSD_SOURCE -D__BSD_SOURCE -D__FAVOR_BSD -DHAVE_NET_ETHERNET_H)
+add_definitions(-D_DEFAULT_SOURCE -D__FAVOR_BSD -DHAVE_NET_ETHERNET_H)
 add_definitions(-fPIC -std=c++11)
 LINK_DIRECTORIES(/opt/MESA/lib)
 LINK_DIRECTORIES(${CMAKE_BINARY_DIR}/src)
 
 add_executable(gtest_jump_layer gtest_jump_layer.cpp)
-target_link_libraries(gtest_jump_layer pcap gtest-static MESA_jump_layer)
+target_link_libraries(gtest_jump_layer pcap gtest-static ${lib_name}_shared)
 
 

test/gtest_jump_layer.cpp

@@ -143,7 +143,7 @@ static int jump_check_udp_pkt(const struct udphdr *uhdr, unsigned short expect_u
 	return 0;
 }
 
-static int jump_check_vlan_pkt(const void *vlan_hdr, unsigned int expect_vlan_hex_data)
+int jump_check_vlan_pkt(const void *vlan_hdr, unsigned int expect_vlan_hex_data)
 {
 	if(memcmp(vlan_hdr, &expect_vlan_hex_data, sizeof(int)) != 0){
 		printf("\033[1;31;40mMESA_net_jump_to_layer(): vlan header error!\033[0m\n");