X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=lib%2Fmeta-flow.c;h=51db7b1edfd44dc8727089bbce5e0747cb90e46a;hb=b5a36e3878937a489458f7a0ff42769e826ae88b;hp=83c319fb158bc2db54ded2a5c37880e6a7dd40ea;hpb=73f3356323a0f94ffb5b58af4e0312e715b7a3e2;p=openvswitch diff --git a/lib/meta-flow.c b/lib/meta-flow.c index 83c319fb..51db7b1e 100644 --- a/lib/meta-flow.c +++ b/lib/meta-flow.c @@ -54,6 +54,7 @@ static const struct mf_field mf_fields[MFF_N_IDS] = { MFP_NONE, true, NXM_NX_TUN_ID, "NXM_NX_TUN_ID", + 0, NULL, }, { MFF_IN_PORT, "in_port", NULL, MF_FIELD_SIZES(be16), @@ -62,6 +63,7 @@ static const struct mf_field mf_fields[MFF_N_IDS] = { MFP_NONE, false, NXM_OF_IN_PORT, "NXM_OF_IN_PORT", + OXM_OF_IN_PORT, "OXM_OF_IN_PORT", }, #define REGISTER(IDX) \ @@ -73,7 +75,8 @@ static const struct mf_field mf_fields[MFF_N_IDS] = { MFP_NONE, \ true, \ NXM_NX_REG(IDX), \ - "NXM_NX_REG" #IDX \ + "NXM_NX_REG" #IDX, \ + 0, NULL, \ } #if FLOW_N_REGS > 0 REGISTER(0), @@ -91,6 +94,15 @@ static const struct mf_field mf_fields[MFF_N_IDS] = { REGISTER(4), #endif #if FLOW_N_REGS > 5 + REGISTER(5), +#endif +#if FLOW_N_REGS > 6 + REGISTER(6), +#endif +#if FLOW_N_REGS > 7 + REGISTER(7), +#endif +#if FLOW_N_REGS > 8 #error #endif @@ -106,6 +118,7 @@ static const struct mf_field mf_fields[MFF_N_IDS] = { MFP_NONE, true, NXM_OF_ETH_SRC, "NXM_OF_ETH_SRC", + OXM_OF_ETH_SRC, "OXM_OF_ETH_SRC", }, { MFF_ETH_DST, "eth_dst", "dl_dst", MF_FIELD_SIZES(mac), @@ -114,6 +127,7 @@ static const struct mf_field mf_fields[MFF_N_IDS] = { MFP_NONE, true, NXM_OF_ETH_DST, "NXM_OF_ETH_DST", + OXM_OF_ETH_DST, "OXM_OF_ETH_DST", }, { MFF_ETH_TYPE, "eth_type", "dl_type", MF_FIELD_SIZES(be16), @@ -122,6 +136,7 @@ static const struct mf_field mf_fields[MFF_N_IDS] = { MFP_NONE, false, NXM_OF_ETH_TYPE, "NXM_OF_ETH_TYPE", + OXM_OF_ETH_TYPE, "OXM_OF_ETH_TYPE", }, { @@ -132,6 +147,7 @@ static const struct mf_field mf_fields[MFF_N_IDS] = { MFP_NONE, true, NXM_OF_VLAN_TCI, "NXM_OF_VLAN_TCI", + 0, NULL, }, { MFF_VLAN_VID, "dl_vlan", NULL, sizeof(ovs_be16), 12, @@ -139,7 +155,8 @@ static const struct mf_field mf_fields[MFF_N_IDS] = { MFS_DECIMAL, MFP_NONE, true, - 0, NULL + 0, NULL, + OXM_OF_VLAN_VID, "OXM_OF_VLAN_VID", }, { MFF_VLAN_PCP, "dl_vlan_pcp", NULL, 1, 3, @@ -147,7 +164,8 @@ static const struct mf_field mf_fields[MFF_N_IDS] = { MFS_DECIMAL, MFP_NONE, true, - 0, NULL + 0, NULL, + OXM_OF_VLAN_PCP, "OXM_OF_VLAN_PCP", }, /* ## -- ## */ @@ -162,6 +180,7 @@ static const struct mf_field mf_fields[MFF_N_IDS] = { MFP_IPV4, true, NXM_OF_IP_SRC, "NXM_OF_IP_SRC", + OXM_OF_IPV4_SRC, "OXM_OF_IPV4_SRC", }, { MFF_IPV4_DST, "ip_dst", "nw_dst", MF_FIELD_SIZES(be32), @@ -170,6 +189,7 @@ static const struct mf_field mf_fields[MFF_N_IDS] = { MFP_IPV4, true, NXM_OF_IP_DST, "NXM_OF_IP_DST", + OXM_OF_IPV4_DST, "OXM_OF_IPV4_DST", }, { @@ -180,6 +200,7 @@ static const struct mf_field mf_fields[MFF_N_IDS] = { MFP_IPV6, true, NXM_NX_IPV6_SRC, "NXM_NX_IPV6_SRC", + OXM_OF_IPV6_SRC, "OXM_OF_IPV6_SRC", }, { MFF_IPV6_DST, "ipv6_dst", NULL, MF_FIELD_SIZES(ipv6), @@ -188,6 +209,7 @@ static const struct mf_field mf_fields[MFF_N_IDS] = { MFP_IPV6, true, NXM_NX_IPV6_DST, "NXM_NX_IPV6_DST", + OXM_OF_IPV6_DST, "OXM_OF_IPV6_DST", }, { MFF_IPV6_LABEL, "ipv6_label", NULL, @@ -197,6 +219,7 @@ static const struct mf_field mf_fields[MFF_N_IDS] = { MFP_IPV6, false, NXM_NX_IPV6_LABEL, "NXM_NX_IPV6_LABEL", + OXM_OF_IPV6_FLABEL, "OXM_OF_IPV6_FLABEL", }, { @@ -207,6 +230,7 @@ static const struct mf_field mf_fields[MFF_N_IDS] = { MFP_IP_ANY, false, NXM_OF_IP_PROTO, "NXM_OF_IP_PROTO", + OXM_OF_IP_PROTO, "OXM_OF_IP_PROTO", }, { MFF_IP_DSCP, "nw_tos", NULL, MF_FIELD_SIZES(u8), @@ -214,7 +238,8 @@ static const struct mf_field mf_fields[MFF_N_IDS] = { MFS_DECIMAL, MFP_IP_ANY, true, - NXM_OF_IP_TOS, "NXM_OF_IP_TOS" + NXM_OF_IP_TOS, "NXM_OF_IP_TOS", + OXM_OF_IP_DSCP, "OXM_OF_IP_DSCP", }, { MFF_IP_ECN, "nw_ecn", NULL, 1, 2, @@ -223,6 +248,7 @@ static const struct mf_field mf_fields[MFF_N_IDS] = { MFP_IP_ANY, true, NXM_NX_IP_ECN, "NXM_NX_IP_ECN", + OXM_OF_IP_ECN, "OXM_OF_IP_ECN", }, { MFF_IP_TTL, "nw_ttl", NULL, MF_FIELD_SIZES(u8), @@ -230,7 +256,8 @@ static const struct mf_field mf_fields[MFF_N_IDS] = { MFS_DECIMAL, MFP_IP_ANY, true, - NXM_NX_IP_TTL, "NXM_NX_IP_TTL" + NXM_NX_IP_TTL, "NXM_NX_IP_TTL", + 0, NULL, }, { MFF_IP_FRAG, "ip_frag", NULL, 1, 2, @@ -238,7 +265,8 @@ static const struct mf_field mf_fields[MFF_N_IDS] = { MFS_FRAG, MFP_IP_ANY, false, - NXM_NX_IP_FRAG, "NXM_NX_IP_FRAG" + NXM_NX_IP_FRAG, "NXM_NX_IP_FRAG", + 0, NULL, }, { @@ -249,6 +277,7 @@ static const struct mf_field mf_fields[MFF_N_IDS] = { MFP_ARP, false, NXM_OF_ARP_OP, "NXM_OF_ARP_OP", + OXM_OF_ARP_OP, "OXM_OF_ARP_OP", }, { MFF_ARP_SPA, "arp_spa", NULL, MF_FIELD_SIZES(be32), @@ -257,6 +286,7 @@ static const struct mf_field mf_fields[MFF_N_IDS] = { MFP_ARP, false, NXM_OF_ARP_SPA, "NXM_OF_ARP_SPA", + OXM_OF_ARP_SPA, "OXM_OF_ARP_SPA", }, { MFF_ARP_TPA, "arp_tpa", NULL, MF_FIELD_SIZES(be32), @@ -265,6 +295,7 @@ static const struct mf_field mf_fields[MFF_N_IDS] = { MFP_ARP, false, NXM_OF_ARP_TPA, "NXM_OF_ARP_TPA", + OXM_OF_ARP_TPA, "OXM_OF_ARP_TPA", }, { MFF_ARP_SHA, "arp_sha", NULL, MF_FIELD_SIZES(mac), @@ -273,6 +304,7 @@ static const struct mf_field mf_fields[MFF_N_IDS] = { MFP_ARP, false, NXM_NX_ARP_SHA, "NXM_NX_ARP_SHA", + OXM_OF_ARP_SHA, "OXM_OF_ARP_SHA", }, { MFF_ARP_THA, "arp_tha", NULL, MF_FIELD_SIZES(mac), @@ -281,6 +313,7 @@ static const struct mf_field mf_fields[MFF_N_IDS] = { MFP_ARP, false, NXM_NX_ARP_THA, "NXM_NX_ARP_THA", + OXM_OF_ARP_THA, "OXM_OF_ARP_THA", }, /* ## -- ## */ @@ -295,6 +328,7 @@ static const struct mf_field mf_fields[MFF_N_IDS] = { MFP_TCP, true, NXM_OF_TCP_SRC, "NXM_OF_TCP_SRC", + OXM_OF_TCP_SRC, "OXM_OF_TCP_SRC", }, { MFF_TCP_DST, "tcp_dst", "tp_dst", MF_FIELD_SIZES(be16), @@ -303,6 +337,7 @@ static const struct mf_field mf_fields[MFF_N_IDS] = { MFP_TCP, true, NXM_OF_TCP_DST, "NXM_OF_TCP_DST", + OXM_OF_TCP_DST, "OXM_OF_TCP_DST", }, { @@ -313,6 +348,7 @@ static const struct mf_field mf_fields[MFF_N_IDS] = { MFP_UDP, true, NXM_OF_UDP_SRC, "NXM_OF_UDP_SRC", + OXM_OF_UDP_SRC, "OXM_OF_UDP_SRC", }, { MFF_UDP_DST, "udp_dst", NULL, MF_FIELD_SIZES(be16), @@ -321,6 +357,7 @@ static const struct mf_field mf_fields[MFF_N_IDS] = { MFP_UDP, true, NXM_OF_UDP_DST, "NXM_OF_UDP_DST", + OXM_OF_UDP_DST, "OXM_OF_UDP_DST", }, { @@ -331,6 +368,7 @@ static const struct mf_field mf_fields[MFF_N_IDS] = { MFP_ICMPV4, false, NXM_OF_ICMP_TYPE, "NXM_OF_ICMP_TYPE", + OXM_OF_ICMPV4_TYPE, "OXM_OF_ICMPV4_TYPE", }, { MFF_ICMPV4_CODE, "icmp_code", NULL, MF_FIELD_SIZES(u8), @@ -339,6 +377,7 @@ static const struct mf_field mf_fields[MFF_N_IDS] = { MFP_ICMPV4, false, NXM_OF_ICMP_CODE, "NXM_OF_ICMP_CODE", + OXM_OF_ICMPV4_CODE, "OXM_OF_ICMPV4_CODE", }, { @@ -349,6 +388,7 @@ static const struct mf_field mf_fields[MFF_N_IDS] = { MFP_ICMPV6, false, NXM_NX_ICMPV6_TYPE, "NXM_NX_ICMPV6_TYPE", + OXM_OF_ICMPV6_TYPE, "OXM_OF_ICMPV6_TYPE", }, { MFF_ICMPV6_CODE, "icmpv6_code", NULL, MF_FIELD_SIZES(u8), @@ -357,6 +397,7 @@ static const struct mf_field mf_fields[MFF_N_IDS] = { MFP_ICMPV6, false, NXM_NX_ICMPV6_CODE, "NXM_NX_ICMPV6_CODE", + OXM_OF_ICMPV6_CODE, "OXM_OF_ICMPV6_CODE", }, /* ## ---- ## */ @@ -366,11 +407,12 @@ static const struct mf_field mf_fields[MFF_N_IDS] = { { MFF_ND_TARGET, "nd_target", NULL, MF_FIELD_SIZES(ipv6), - MFM_NONE, FWW_ND_TARGET, + MFM_CIDR, 0, MFS_IPV6, MFP_ND, false, NXM_NX_ND_TARGET, "NXM_NX_ND_TARGET", + OXM_OF_IPV6_ND_TARGET, "OXM_OF_IPV6_ND_TARGET", }, { MFF_ND_SLL, "nd_sll", NULL, MF_FIELD_SIZES(mac), @@ -379,6 +421,7 @@ static const struct mf_field mf_fields[MFF_N_IDS] = { MFP_ND_SOLICIT, false, NXM_NX_ND_SLL, "NXM_NX_ND_SLL", + OXM_OF_IPV6_ND_SLL, "OXM_OF_IPV6_ND_SLL", }, { MFF_ND_TLL, "nd_tll", NULL, MF_FIELD_SIZES(mac), @@ -387,6 +430,7 @@ static const struct mf_field mf_fields[MFF_N_IDS] = { MFP_ND_ADVERT, false, NXM_NX_ND_TLL, "NXM_NX_ND_TLL", + OXM_OF_IPV6_ND_TLL, "OXM_OF_IPV6_ND_TLL", } }; @@ -509,7 +553,6 @@ mf_is_all_wild(const struct mf_field *mf, const struct flow_wildcards *wc) case MFF_ARP_OP: case MFF_ARP_SHA: case MFF_ARP_THA: - case MFF_ND_TARGET: case MFF_ND_SLL: case MFF_ND_TLL: assert(mf->fww_bit != 0); @@ -534,6 +577,15 @@ mf_is_all_wild(const struct mf_field *mf, const struct flow_wildcards *wc) case MFF_REG4: #endif #if FLOW_N_REGS > 5 + case MFF_REG5: +#endif +#if FLOW_N_REGS > 6 + case MFF_REG6: +#endif +#if FLOW_N_REGS > 7 + case MFF_REG7: +#endif +#if FLOW_N_REGS > 8 #error #endif return !wc->reg_masks[mf->id - MFF_REG0]; @@ -559,6 +611,9 @@ mf_is_all_wild(const struct mf_field *mf, const struct flow_wildcards *wc) case MFF_IPV6_DST: return ipv6_mask_is_any(&wc->ipv6_dst_mask); + case MFF_ND_TARGET: + return ipv6_mask_is_any(&wc->nd_target_mask); + case MFF_IP_FRAG: return !(wc->nw_frag_mask & FLOW_NW_FRAG_MASK); @@ -606,7 +661,6 @@ mf_get_mask(const struct mf_field *mf, const struct flow_wildcards *wc, case MFF_ARP_OP: case MFF_ARP_SHA: case MFF_ARP_THA: - case MFF_ND_TARGET: case MFF_ND_SLL: case MFF_ND_TLL: assert(mf->fww_bit != 0); @@ -633,6 +687,15 @@ mf_get_mask(const struct mf_field *mf, const struct flow_wildcards *wc, case MFF_REG4: #endif #if FLOW_N_REGS > 5 + case MFF_REG5: +#endif +#if FLOW_N_REGS > 6 + case MFF_REG6: +#endif +#if FLOW_N_REGS > 7 + case MFF_REG7: +#endif +#if FLOW_N_REGS > 8 #error #endif mask->be32 = htonl(wc->reg_masks[mf->id - MFF_REG0]); @@ -667,6 +730,10 @@ mf_get_mask(const struct mf_field *mf, const struct flow_wildcards *wc, mask->ipv6 = wc->ipv6_dst_mask; break; + case MFF_ND_TARGET: + mask->ipv6 = wc->nd_target_mask; + break; + case MFF_IP_FRAG: mask->u8 = wc->nw_frag_mask & FLOW_NW_FRAG_MASK; break; @@ -824,6 +891,15 @@ mf_is_value_valid(const struct mf_field *mf, const union mf_value *value) case MFF_REG4: #endif #if FLOW_N_REGS > 5 + case MFF_REG5: +#endif +#if FLOW_N_REGS > 6 + case MFF_REG6: +#endif +#if FLOW_N_REGS > 7 + case MFF_REG7: +#endif +#if FLOW_N_REGS > 8 #error #endif case MFF_ETH_SRC: @@ -909,6 +985,15 @@ mf_get_value(const struct mf_field *mf, const struct flow *flow, case MFF_REG4: #endif #if FLOW_N_REGS > 5 + case MFF_REG5: +#endif +#if FLOW_N_REGS > 6 + case MFF_REG6: +#endif +#if FLOW_N_REGS > 7 + case MFF_REG7: +#endif +#if FLOW_N_REGS > 8 #error #endif value->be32 = htonl(flow->regs[mf->id - MFF_REG0]); @@ -1068,6 +1153,15 @@ mf_set_value(const struct mf_field *mf, case MFF_REG4: #endif #if FLOW_N_REGS > 5 + case MFF_REG5: +#endif +#if FLOW_N_REGS > 6 + case MFF_REG6: +#endif +#if FLOW_N_REGS > 7 + case MFF_REG7: +#endif +#if FLOW_N_REGS > 8 #error #endif #if FLOW_N_REGS > 0 @@ -1229,6 +1323,15 @@ mf_set_flow_value(const struct mf_field *mf, case MFF_REG4: #endif #if FLOW_N_REGS > 5 + case MFF_REG5: +#endif +#if FLOW_N_REGS > 6 + case MFF_REG6: +#endif +#if FLOW_N_REGS > 7 + case MFF_REG7: +#endif +#if FLOW_N_REGS > 8 #error #endif #if FLOW_N_REGS > 0 @@ -1241,7 +1344,7 @@ mf_set_flow_value(const struct mf_field *mf, break; case MFF_ETH_DST: - memcpy(flow->dl_src, value->mac, ETH_ADDR_LEN); + memcpy(flow->dl_dst, value->mac, ETH_ADDR_LEN); break; case MFF_ETH_TYPE: @@ -1397,6 +1500,21 @@ mf_set_wild(const struct mf_field *mf, struct cls_rule *rule) break; #endif #if FLOW_N_REGS > 5 + case MFF_REG5: + cls_rule_set_reg_masked(rule, 5, 0, 0); + break; +#endif +#if FLOW_N_REGS > 6 + case MFF_REG6: + cls_rule_set_reg_masked(rule, 6, 0, 0); + break; +#endif +#if FLOW_N_REGS > 7 + case MFF_REG7: + cls_rule_set_reg_masked(rule, 7, 0, 0); + break; +#endif +#if FLOW_N_REGS > 8 #error #endif @@ -1511,7 +1629,7 @@ mf_set_wild(const struct mf_field *mf, struct cls_rule *rule) break; case MFF_ND_TARGET: - rule->wc.wildcards |= FWW_ND_TARGET; + memset(&rule->wc.nd_target_mask, 0, sizeof rule->wc.nd_target_mask); memset(&rule->flow.nd_target, 0, sizeof rule->flow.nd_target); break; @@ -1563,7 +1681,6 @@ mf_set(const struct mf_field *mf, case MFF_ICMPV4_CODE: case MFF_ICMPV6_TYPE: case MFF_ICMPV6_CODE: - case MFF_ND_TARGET: case MFF_ND_SLL: case MFF_ND_TLL: NOT_REACHED(); @@ -1588,6 +1705,15 @@ mf_set(const struct mf_field *mf, case MFF_REG4: #endif #if FLOW_N_REGS > 5 + case MFF_REG5: +#endif +#if FLOW_N_REGS > 6 + case MFF_REG6: +#endif +#if FLOW_N_REGS > 7 + case MFF_REG7: +#endif +#if FLOW_N_REGS > 8 #error #endif cls_rule_set_reg_masked(rule, mf->id - MFF_REG0, @@ -1620,6 +1746,10 @@ mf_set(const struct mf_field *mf, cls_rule_set_ipv6_dst_masked(rule, &value->ipv6, &mask->ipv6); break; + case MFF_ND_TARGET: + cls_rule_set_nd_target_masked(rule, &value->ipv6, &mask->ipv6); + break; + case MFF_IP_FRAG: cls_rule_set_nw_frag_masked(rule, value->u8, mask->u8); break; @@ -1732,6 +1862,15 @@ mf_random_value(const struct mf_field *mf, union mf_value *value) case MFF_REG4: #endif #if FLOW_N_REGS > 5 + case MFF_REG5: +#endif +#if FLOW_N_REGS > 6 + case MFF_REG6: +#endif +#if FLOW_N_REGS > 7 + case MFF_REG7: +#endif +#if FLOW_N_REGS > 8 #error #endif case MFF_ETH_SRC: @@ -2145,25 +2284,48 @@ mf_format(const struct mf_field *mf, } } -/* Makes a subfield starting at bit offset 'ofs' and continuing for 'n_bits' in - * 'rule''s field 'mf' exactly match the 'n_bits' least-significant bits of - * 'x'. +/* Makes subfield 'sf' within 'rule' exactly match the 'sf->n_bits' + * least-significant bits in 'x'. * - * Example: suppose that 'mf' is originally the following 2-byte field in - * 'rule': + * See mf_set_subfield() for an example. + * + * The difference between this function and mf_set_subfield() is that the + * latter function can only handle subfields up to 64 bits wide, whereas this + * one handles the general case. On the other hand, mf_set_subfield() is + * arguably easier to use. */ +void +mf_write_subfield(const struct mf_subfield *sf, const union mf_subvalue *x, + struct cls_rule *rule) +{ + const struct mf_field *field = sf->field; + union mf_value value, mask; + + mf_get(field, rule, &value, &mask); + bitwise_copy(x, sizeof *x, 0, &value, field->n_bytes, sf->ofs, sf->n_bits); + bitwise_one ( &mask, field->n_bytes, sf->ofs, sf->n_bits); + mf_set(field, &value, &mask, rule); +} + +/* Makes subfield 'sf' within 'rule' exactly match the 'sf->n_bits' + * least-significant bits of 'x'. + * + * Example: suppose that 'sf->field' is originally the following 2-byte field + * in 'rule': * * value == 0xe00a == 2#1110000000001010 * mask == 0xfc3f == 2#1111110000111111 * - * The call mf_set_subfield(mf, 0x55, 8, 7, rule) would have the following - * effect (note that 0x55 is 2#1010101): + * The call mf_set_subfield(sf, 0x55, 8, 7, rule), where sf->ofs == 8 and + * sf->n_bits == 7 would have the following effect (note that 0x55 is + * 2#1010101): * * value == 0xd50a == 2#1101010100001010 * mask == 0xff3f == 2#1111111100111111 + * ^^^^^^^ affected bits * * The caller is responsible for ensuring that the result will be a valid - * wildcard pattern for 'mf'. The caller is responsible for ensuring that - * 'rule' meets 'mf''s prerequisites. */ + * wildcard pattern for 'sf->field'. The caller is responsible for ensuring + * that 'rule' meets 'sf->field''s prerequisites. */ void mf_set_subfield(const struct mf_subfield *sf, uint64_t x, struct cls_rule *rule) @@ -2218,6 +2380,22 @@ mf_set_subfield_value(const struct mf_subfield *sf, uint64_t x, } } +/* Initializes 'x' to the value of 'sf' within 'flow'. 'sf' must be valid for + * reading 'flow', e.g. as checked by mf_check_src(). */ +void +mf_read_subfield(const struct mf_subfield *sf, const struct flow *flow, + union mf_subvalue *x) +{ + union mf_value value; + + mf_get_value(sf->field, flow, &value); + + memset(x, 0, sizeof *x); + bitwise_copy(&value, sf->field->n_bytes, sf->ofs, + x, sizeof *x, 0, + sf->n_bits); +} + /* Returns the value of 'sf' within 'flow'. 'sf' must be valid for reading * 'flow', e.g. as checked by mf_check_src() and sf->n_bits must be 64 or * less. */ @@ -2247,7 +2425,7 @@ mf_format_subfield(const struct mf_subfield *sf, struct ds *s) ds_put_cstr(s, sf->field->name); } - if (sf->ofs == 0 && sf->n_bits == sf->field->n_bits) { + if (sf->field && sf->ofs == 0 && sf->n_bits == sf->field->n_bits) { ds_put_cstr(s, "[]"); } else if (sf->n_bits == 1) { ds_put_format(s, "[%d]", sf->ofs);