diff options
Diffstat (limited to 'hicn-plugin/src/punt.c')
| -rw-r--r-- | hicn-plugin/src/punt.c | 142 |
1 files changed, 83 insertions, 59 deletions
diff --git a/hicn-plugin/src/punt.c b/hicn-plugin/src/punt.c index ea553bf76..68c0bafb9 100644 --- a/hicn-plugin/src/punt.c +++ b/hicn-plugin/src/punt.c @@ -89,11 +89,11 @@ ip_version_t ipv66 = { .ip_version = 0x60, }; -#define _(NAME, BASE, LAYER, FIELD, PUNT_ID) \ - field_t NAME = { \ - .offset = BASE + offsetof(LAYER, FIELD), \ - .len = STRUCT_SIZE_OF(LAYER, FIELD), \ - .punt_id = PUNT_ID, \ +#define _(NAME, BASE, LAYER, FIELD, PUNT_ID) \ + field_t NAME = { \ + .offset = BASE + offsetof(LAYER, FIELD), \ + .len = STRUCT_SIZE_OF(LAYER, FIELD), \ + .punt_id = PUNT_ID, \ }; foreach_field #undef _ @@ -108,7 +108,6 @@ foreach_field #define NEXT_MAPME_ACK4 hicn_punt_glb.next_hit_data_ipv4 #define NEXT_MAPME_CTRL6 hicn_punt_glb.next_hit_interest_ipv6 #define NEXT_MAPME_ACK6 hicn_punt_glb.next_hit_data_ipv6 - /* Maximum number of vector allowed in match. Value hardcoded in vnet_classify_hash_packet_inline in vnet_classify.h */ #define MAX_MATCH_SIZE 5 /** @@ -117,7 +116,7 @@ foreach_field * * */ -hicn_punt_glb_t hicn_punt_glb; + hicn_punt_glb_t hicn_punt_glb; /** * We use the function build_bit_array to populate an initially empty buffer @@ -371,28 +370,29 @@ hicn_punt_add_del_vnettbl (ip_version_t * ip, field_t * field, u8 mask, int hicn_punt_add_del_vnettbl_udp (ip_version_t * outer, ip_version_t * inner, field_t * field, u8 mask, u32 next_tbl_index, - u32 intfc, u8 base_offset, int is_add) + u32 intfc, u8 base_offset, u8 use_current_data, + int is_add) { u8 udp_mask[inner->addr_len_bits]; build_ip_address_mask (mask, udp_mask, sizeof (udp_mask)); u16 port_value = 0xffff; u8 protocol_value = 0xff; - + return _hicn_punt_add_del_vnettbl (outer, field->punt_id, mask, next_tbl_index, intfc, base_offset, is_add, - HICN_CLASSIFY_NO_CURRENT_DATA_FLAG, + use_current_data, outer->protocol_field, &protocol_value, outer->udp_sport, &port_value, outer->udp_dport, &port_value, field, udp_mask, NULL); } -#define hicn_punt_add_vnettbl_udp(outer, inner, field, mask, next_tbl_index, intfc, base_offset) \ - (hicn_punt_add_del_vnettbl_udp(outer, inner, field, mask, next_tbl_index, intfc, base_offset, OP_ADD)) +#define hicn_punt_add_vnettbl_udp(outer, inner, field, mask, next_tbl_index, intfc, base_offset, use_current_data) \ + (hicn_punt_add_del_vnettbl_udp(outer, inner, field, mask, next_tbl_index, intfc, base_offset, use_current_data, OP_ADD)) -#define hicn_punt_del_vnettbl_udp(outer, inner, field, mask, next_tbl_index, intfc, base_offset) \ - (hicn_punt_add_del_vnettbl_udp(outer, inner, field, mask, next_tbl_index, intfc, base_offset, OP_DEL)) +#define hicn_punt_del_vnettbl_udp(outer, inner, field, mask, next_tbl_index, intfc, base_offset, use_current_data) \ + (hicn_punt_add_del_vnettbl_udp(outer, inner, field, mask, next_tbl_index, intfc, base_offset, use_current_data, OP_DEL)) /** * @brief Add or remove a vnet session matching the list of fields/values passed @@ -481,7 +481,7 @@ hicn_punt_add_del_vnetssn_udp (ip_version_t * outer, ip_version_t * inner, u8 mask, u32 next_hit_index, u32 intfc, u8 base_offset, u8 protocol, u16 sport, u16 dport, int is_add) -{ +{ return _hicn_punt_add_del_vnetssn (outer, field->punt_id, mask, next_hit_index, intfc, base_offset, is_add, outer->protocol_field, &protocol, @@ -520,7 +520,7 @@ hicn_punt_enable_disable_vnet_ip4_table_on_intf (vlib_main_t * vm, int hicn_punt_remove_ip4_address (vlib_main_t * vm, ip4_address_t * addr, u8 mask, int skip, u32 sw_if_index, - int is_enable) + int is_enable, u8 with_l2) { vnet_classify_main_t *cm = &vnet_classify_main; @@ -528,7 +528,7 @@ hicn_punt_remove_ip4_address (vlib_main_t * vm, ip4_address_t * addr, u32 table_index = ~0; - u32 base_offset = (skip ? ETH_L2 : NO_L2); + u32 base_offset = (with_l2 ? ETH_L2 : NO_L2); ip46_address_t addr46; ip46_address_set_ip4 (&addr46, addr); @@ -562,7 +562,7 @@ hicn_punt_remove_ip4_address (vlib_main_t * vm, ip4_address_t * addr, int hicn_punt_remove_ip6_address (vlib_main_t * vm, ip6_address_t * addr, u8 mask, int skip, u32 sw_if_index, - int is_enable) + int is_enable, u8 with_l2) { vnet_classify_main_t *cm = &vnet_classify_main; @@ -570,7 +570,7 @@ hicn_punt_remove_ip6_address (vlib_main_t * vm, ip6_address_t * addr, u32 table_index = ~0; - u32 base_offset = (skip ? ETH_L2 : NO_L2); + u32 base_offset = (with_l2 ? ETH_L2 : NO_L2); hicn_punt_del_vnetssn (&ipv6, &ipv6_src, (ip46_address_t *) addr, mask, hicn_punt_glb.next_hit_data_ipv6, sw_if_index, @@ -763,10 +763,16 @@ hicn_punt_init (vlib_main_t * vm) u32 hicn_punt_interest_data_for_udp (vlib_main_t * vm, ip46_address_t * prefix, u8 mask, - u32 swif, u8 punt_type, u16 sport, u16 dport) + u32 swif, u8 punt_type, u16 sport, u16 dport, + u8 with_l2) { int skip = 1; u32 table_index; + // If we want l2 then we punt from data (and not current) + u8 use_current_data = + with_l2 ? HICN_CLASSIFY_NO_CURRENT_DATA_FLAG : + HICN_CLASSIFY_CURRENT_DATA_FLAG; + u8 base_offset = with_l2 ? ETH_L2 : NO_L2; if (punt_type != HICN_PUNT_IP_TYPE && punt_type != HICN_PUNT_UDP4_TYPE && punt_type != HICN_PUNT_UDP6_TYPE) @@ -779,16 +785,18 @@ hicn_punt_interest_data_for_udp (vlib_main_t * vm, if (punt_type == HICN_PUNT_UDP4_TYPE) { - skip = 2; + //If we consider ethernet we can skip 32 bytes, otherwise only 16 + skip = 1 + with_l2; /* Create Vnet table for a given mask */ hicn_punt_add_vnettbl_udp (&ipv44, &ipv4, &udp44_src, mask, ~0, - swif, ETH_L2); + swif, base_offset, use_current_data); table_index = hicn_punt_glb.udp44_vnet_tbl_idx[swif][skip][HICN_PUNT_SRC][mask]; hicn_punt_add_vnettbl_udp (&ipv44, &ipv4, &udp44_dst, mask, - table_index, swif, ETH_L2); + table_index, swif, base_offset, + use_current_data); /* * Add a session for the specified ip address and * subnet mask @@ -796,28 +804,32 @@ hicn_punt_interest_data_for_udp (vlib_main_t * vm, hicn_punt_add_vnetssn_udp (&ipv44, &ipv4, &udp44_src, prefix, mask, hicn_punt_glb.next_hit_data_udp4, - swif, ETH_L2, IPPROTO_UDP, sport, dport); + swif, base_offset, IPPROTO_UDP, sport, + dport); hicn_punt_add_vnetssn_udp (&ipv44, &ipv4, &udp44_dst, prefix, mask, hicn_punt_glb.next_hit_interest_udp4, - swif, ETH_L2, IPPROTO_UDP, sport, dport); + swif, base_offset, IPPROTO_UDP, sport, + dport); hicn_punt_enable_disable_vnet_ip4_table_on_intf (vm, swif, OP_ENABLE); } else //PUNTING is UDP6 { - skip = 3; + //If we consider ethernet we can skip 48 bytes, otherwise only 32 + skip = 2 + with_l2; /* Create Vnet table for a given mask */ hicn_punt_add_vnettbl_udp (&ipv64, &ipv6, &udp64_src, mask, ~0, - swif, ETH_L2); + swif, base_offset, use_current_data); table_index = hicn_punt_glb.udp64_vnet_tbl_idx[swif][skip][HICN_PUNT_SRC][mask]; hicn_punt_add_vnettbl_udp (&ipv64, &ipv6, &udp64_dst, mask, - table_index, swif, ETH_L2); + table_index, swif, base_offset, + use_current_data); /* * Add a session for the specified ip address and @@ -826,12 +838,14 @@ hicn_punt_interest_data_for_udp (vlib_main_t * vm, hicn_punt_add_vnetssn_udp (&ipv64, &ipv4, &udp64_src, prefix, mask, hicn_punt_glb.next_hit_data_udp6, - swif, ETH_L2, IPPROTO_UDP, sport, dport); + swif, base_offset, IPPROTO_UDP, sport, + dport); hicn_punt_add_vnetssn_udp (&ipv64, &ipv4, &udp64_dst, prefix, mask, hicn_punt_glb.next_hit_interest_udp6, - swif, ETH_L2, IPPROTO_UDP, sport, dport); + swif, base_offset, IPPROTO_UDP, sport, + dport); hicn_punt_enable_disable_vnet_ip6_table_on_intf (vm, swif, OP_ENABLE); @@ -841,18 +855,20 @@ hicn_punt_interest_data_for_udp (vlib_main_t * vm, { if (punt_type == HICN_PUNT_UDP4_TYPE) { - skip = 2; + //If we consider ethernet we can skip 32 bytes, otherwise only 16 + skip = 1 + with_l2; /* Create Vnet table for a given mask */ if (mask > 96) return HICN_ERROR_PUNT_INVAL; hicn_punt_add_vnettbl_udp (&ipv46, &ipv4, &udp46_src, mask, ~0, - swif, ETH_L2); + swif, base_offset, use_current_data); table_index = hicn_punt_glb.udp46_vnet_tbl_idx[swif][skip][HICN_PUNT_SRC][mask]; hicn_punt_add_vnettbl_udp (&ipv46, &ipv4, &udp46_dst, mask, - table_index, swif, ETH_L2); + table_index, swif, base_offset, + use_current_data); /* * Add a session for the specified ip address and @@ -861,11 +877,12 @@ hicn_punt_interest_data_for_udp (vlib_main_t * vm, hicn_punt_add_vnetssn_udp (&ipv46, &ipv4, &udp46_src, prefix, mask, hicn_punt_glb.next_hit_data_udp4, - swif, ETH_L2, IPPROTO_UDP, sport, dport); - hicn_punt_add_vnetssn_udp (&ipv46, &ipv4, &udp46_dst, - prefix, mask, + swif, base_offset, IPPROTO_UDP, sport, + dport); + hicn_punt_add_vnetssn_udp (&ipv46, &ipv4, &udp46_dst, prefix, mask, hicn_punt_glb.next_hit_interest_udp4, - swif, ETH_L2, IPPROTO_UDP, sport, dport); + swif, base_offset, IPPROTO_UDP, sport, + dport); hicn_punt_enable_disable_vnet_ip4_table_on_intf (vm, swif, OP_ENABLE); @@ -874,15 +891,17 @@ hicn_punt_interest_data_for_udp (vlib_main_t * vm, { if (mask > 122) return HICN_ERROR_PUNT_INVAL; - - skip = 3; + + //If we consider ethernet we can skip 48 bytes, otherwise only 32 + skip = 2 + with_l2; hicn_punt_add_vnettbl_udp (&ipv66, &ipv6, &udp66_src, mask, ~0, - swif, ETH_L2); + swif, base_offset, use_current_data); table_index = hicn_punt_glb.udp66_vnet_tbl_idx[swif][skip][HICN_PUNT_SRC][mask]; hicn_punt_add_vnettbl_udp (&ipv66, &ipv6, &udp66_dst, mask, - table_index, swif, ETH_L2); + table_index, swif, base_offset, + use_current_data); /* * Add a session for the specified ip address and @@ -891,11 +910,12 @@ hicn_punt_interest_data_for_udp (vlib_main_t * vm, hicn_punt_add_vnetssn_udp (&ipv66, &ipv6, &udp66_src, prefix, mask, hicn_punt_glb.next_hit_data_udp6, - swif, ETH_L2, IPPROTO_UDP, sport, dport); - hicn_punt_add_vnetssn_udp (&ipv66, &ipv6, &udp66_dst, - prefix, mask, + swif, base_offset, IPPROTO_UDP, sport, + dport); + hicn_punt_add_vnetssn_udp (&ipv66, &ipv6, &udp66_dst, prefix, mask, hicn_punt_glb.next_hit_interest_udp6, - swif, ETH_L2, IPPROTO_UDP, sport, dport); + swif, base_offset, IPPROTO_UDP, sport, + dport); hicn_punt_enable_disable_vnet_ip6_table_on_intf (vm, swif, OP_ENABLE); @@ -908,13 +928,17 @@ hicn_punt_interest_data_for_udp (vlib_main_t * vm, u32 -hicn_punt_interest_data_for_ethernet (vlib_main_t * vm, - ip46_address_t * prefix, u8 mask, - u32 swif, u8 punt_type) +hicn_punt_interest_data_for_ip (vlib_main_t * vm, + ip46_address_t * prefix, u8 mask, + u32 swif, u8 punt_type, u8 with_l2) { int skip = 1; u32 table_index; - u8 use_current_data = HICN_CLASSIFY_NO_CURRENT_DATA_FLAG; + // If we want l2 then we punt from data (and not current) + u8 use_current_data = + with_l2 ? HICN_CLASSIFY_NO_CURRENT_DATA_FLAG : + HICN_CLASSIFY_CURRENT_DATA_FLAG; + u8 base_offset = with_l2 ? ETH_L2 : NO_L2; if (punt_type != HICN_PUNT_IP_TYPE && punt_type != HICN_PUNT_UDP4_TYPE && punt_type != HICN_PUNT_UDP6_TYPE) @@ -928,14 +952,14 @@ hicn_punt_interest_data_for_ethernet (vlib_main_t * vm, if (punt_type == HICN_PUNT_IP_TYPE) { /* Create Vnet table for a given mask */ - hicn_punt_add_vnettbl (&ipv4, &ipv4_src, mask, ~0, swif, ETH_L2, - use_current_data); + hicn_punt_add_vnettbl (&ipv4, &ipv4_src, mask, ~0, swif, + base_offset, use_current_data); table_index = hicn_punt_glb.ip4_vnet_tbl_idx[swif][skip][HICN_PUNT_SRC][mask]; hicn_punt_add_vnettbl (&ipv4, &ipv4_dst, mask, table_index, swif, - ETH_L2, use_current_data); + base_offset, use_current_data); /* * Add a session for the specified ip address and @@ -944,11 +968,11 @@ hicn_punt_interest_data_for_ethernet (vlib_main_t * vm, hicn_punt_add_vnetssn (&ipv4, &ipv4_src, prefix, mask, hicn_punt_glb.next_hit_data_ipv4, swif, - ETH_L2); + base_offset); hicn_punt_add_vnetssn (&ipv4, &ipv4_dst, prefix, mask, hicn_punt_glb.next_hit_interest_ipv4, swif, - ETH_L2); + base_offset); hicn_punt_enable_disable_vnet_ip4_table_on_intf (vm, swif, OP_ENABLE); @@ -966,14 +990,14 @@ hicn_punt_interest_data_for_ethernet (vlib_main_t * vm, return HICN_ERROR_PUNT_INVAL; /* Create Vnet table for a given mask */ - hicn_punt_add_vnettbl (&ipv6, &ipv6_src, mask, ~0, swif, ETH_L2, - use_current_data); + hicn_punt_add_vnettbl (&ipv6, &ipv6_src, mask, ~0, swif, + base_offset, use_current_data); table_index = hicn_punt_glb.ip6_vnet_tbl_idx[swif][skip][HICN_PUNT_SRC][mask]; hicn_punt_add_vnettbl (&ipv6, &ipv6_dst, mask, table_index, swif, - ETH_L2, use_current_data); + base_offset, use_current_data); /* * Add a session for the specified ip address and @@ -981,10 +1005,10 @@ hicn_punt_interest_data_for_ethernet (vlib_main_t * vm, */ hicn_punt_add_vnetssn (&ipv6, &ipv6_src, prefix, mask, hicn_punt_glb.next_hit_data_ipv6, swif, - ETH_L2); + base_offset); hicn_punt_add_vnetssn (&ipv6, &ipv6_dst, prefix, mask, hicn_punt_glb.next_hit_interest_ipv6, - swif, ETH_L2); + swif, base_offset); hicn_punt_enable_disable_vnet_ip6_table_on_intf (vm, swif, OP_ENABLE); |