diff options
Diffstat (limited to 'hicn-plugin/src')
| -rw-r--r-- | hicn-plugin/src/faces/udp/face_udp_node.c | 6 | ||||
| -rw-r--r-- | hicn-plugin/src/faces/udp/iface_udp_node.c | 12 | ||||
| -rw-r--r-- | hicn-plugin/src/hicn.h | 6 | ||||
| -rw-r--r-- | hicn-plugin/src/parser.h | 6 |
4 files changed, 18 insertions, 12 deletions
diff --git a/hicn-plugin/src/faces/udp/face_udp_node.c b/hicn-plugin/src/faces/udp/face_udp_node.c index 184fea679..5d304693d 100644 --- a/hicn-plugin/src/faces/udp/face_udp_node.c +++ b/hicn-plugin/src/faces/udp/face_udp_node.c @@ -137,7 +137,7 @@ typedef enum hicnb0 = hicn_get_buffer(b0); \ \ inner_ip_hdr = (u8 *)(udp_hdr + 1); \ - u8 is_v6 = ((inner_ip_hdr[0] & 2) >> 1); \ + u8 is_v6 = hicn_is_v6((hicn_header_t *)inner_ip_hdr); \ u8 is_icmp = is_v6*(inner_ip_hdr[7] == IPPROTO_ICMPV6) + \ (1 - is_v6)*(inner_ip_hdr[10] == IPPROTO_ICMPV4); \ \ @@ -235,12 +235,12 @@ typedef enum hicnb1 = hicn_get_buffer(b1); \ \ inner_ip_hdr0 = (u8 *)(udp_hdr0 + 1); \ - u8 is_v6_0 = ((inner_ip_hdr0[0] & 2) >> 1); \ + u8 is_v6_0 = hicn_is_v6((hicn_header_t *)inner_ip_hdr0); \ u8 is_icmp0 = is_v6_0*(inner_ip_hdr0[7] == IPPROTO_ICMPV6) + \ (1 - is_v6_0)*(inner_ip_hdr0[10] == IPPROTO_ICMPV4); \ \ inner_ip_hdr1 = (u8 *)(udp_hdr1 + 1); \ - u8 is_v6_1 = ((inner_ip_hdr1[0] & 2) >> 1); \ + u8 is_v6_1 = hicn_is_v6((hicn_header_t *)inner_ip_hdr1); \ u8 is_icmp1 = is_v6_1*(inner_ip_hdr1[7] == IPPROTO_ICMPV6) + \ (1 - is_v6_1)*(inner_ip_hdr1[10] == IPPROTO_ICMPV4); \ \ diff --git a/hicn-plugin/src/faces/udp/iface_udp_node.c b/hicn-plugin/src/faces/udp/iface_udp_node.c index 4dc267f85..738aad829 100644 --- a/hicn-plugin/src/faces/udp/iface_udp_node.c +++ b/hicn-plugin/src/faces/udp/iface_udp_node.c @@ -39,11 +39,13 @@ hicn_iface_udp_init (vlib_main_t * vm) { data_fwd_face_udp4_vlib_edge = vlib_node_add_next (vm, hicn_data_fwd_node.index, - hicn_iface_udp4_output_node.index); + hicn_iface_udp4_output_node. + index); data_fwd_face_udp6_vlib_edge = vlib_node_add_next (vm, hicn_data_fwd_node.index, - hicn_iface_udp6_output_node.index); + hicn_iface_udp6_output_node. + index); u32 temp_index4 = vlib_node_add_next (vm, hicn_interest_hitcs_node.index, @@ -170,7 +172,7 @@ typedef enum stats.pkts_interest_count += 1; \ \ inner_ip_hdr = (u8 *)(udp_hdr + 1); \ - u8 is_v6 = ((inner_ip_hdr[0] & 2) >> 1); \ + u8 is_v6 = hicn_is_v6((hicn_header_t *)inner_ip_hdr); \ u8 is_icmp = is_v6*(inner_ip_hdr[7] == IPPROTO_ICMPV6) + \ (1 - is_v6)*(inner_ip_hdr[10] == IPPROTO_ICMPV4); \ \ @@ -263,8 +265,8 @@ typedef enum \ inner_ip_hdr0 = (u8 *)(udp_hdr0 + 1); \ inner_ip_hdr1 = (u8 *)(udp_hdr1 + 1); \ - u8 is_v6_0 = ((inner_ip_hdr0[0] & 2) >> 1); \ - u8 is_v6_1 = ((inner_ip_hdr1[0] & 2) >> 1); \ + u8 is_v6_0 = hicn_is_v6((hicn_header_t *)inner_ip_hdr0); \ + u8 is_v6_1 = hicn_is_v6((hicn_header_t *)inner_ip_hdr1); \ u8 is_icmp0 = is_v6_0*(inner_ip_hdr0[7] == IPPROTO_ICMPV6) + \ (1 - is_v6_0)*(inner_ip_hdr0[10] == IPPROTO_ICMPV4); \ u8 is_icmp1 = is_v6_1*(inner_ip_hdr1[7] == IPPROTO_ICMPV6) + \ diff --git a/hicn-plugin/src/hicn.h b/hicn-plugin/src/hicn.h index c0de65de4..87628ba53 100644 --- a/hicn-plugin/src/hicn.h +++ b/hicn-plugin/src/hicn.h @@ -81,6 +81,12 @@ hicn_get_buffer (vlib_buffer_t * b0) return (hicn_buffer_t *) & (b0->opaque2[0]); } +always_inline u8 +hicn_is_v6 (hicn_header_t * pkt_hdr) +{ + return ((pkt_hdr->v4.ip.version_ihl >> 4) != 4); +} + #endif /* __HICN_H__ */ diff --git a/hicn-plugin/src/parser.h b/hicn-plugin/src/parser.h index cbc5696ba..0d72780ae 100644 --- a/hicn-plugin/src/parser.h +++ b/hicn-plugin/src/parser.h @@ -42,8 +42,7 @@ hicn_interest_parse_pkt (vlib_buffer_t * pkt, hicn_name_t * name, hicn_header_t *pkt_hdr = vlib_buffer_get_current (pkt); *pkt_hdrp = pkt_hdr; u8 *ip_pkt = vlib_buffer_get_current (pkt); - u8 version = (pkt_hdr->v4.ip.version_ihl & 0xf0) >> 4; - *isv6 = ((version & 2) >> 1); + *isv6 = hicn_is_v6 (pkt_hdr); u8 ip_proto = (*isv6) * IPPROTO_IPV6; u8 next_proto_offset = 6 + (1 - *isv6) * 3; //in the ipv6 header the next header field is at byte 6 @@ -72,8 +71,7 @@ hicn_data_parse_pkt (vlib_buffer_t * pkt, hicn_name_t * name, *pkt_hdrp = pkt_hdr; *pkt_hdrp = pkt_hdr; u8 *ip_pkt = vlib_buffer_get_current (pkt); - u8 version = (pkt_hdr->v4.ip.version_ihl & 0xf0) >> 4; - *isv6 = ((version & 2) >> 1); + *isv6 = hicn_is_v6 (pkt_hdr); u8 ip_proto = (*isv6) * IPPROTO_IPV6; /* * in the ipv6 header the next header field is at byte 6 in the ipv4 |