X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=lib%2Fnx-match.h;h=c7ee0f8d22430a239c6c0e1f4c56d1c5bc120db2;hb=3e3252fa1d7e057463ddbd66dab84f0d02ef0f1d;hp=64e22c9b57540493c923581fa1dd6e8ffe953447;hpb=6a885fd0589fdfa3b5d05ca3ff4af52b085a1816;p=openvswitch diff --git a/lib/nx-match.h b/lib/nx-match.h index 64e22c9b..c7ee0f8d 100644 --- a/lib/nx-match.h +++ b/lib/nx-match.h @@ -35,8 +35,9 @@ struct nx_action_reg_move; */ int nx_pull_match(struct ofpbuf *, unsigned int match_len, uint16_t priority, - struct cls_rule *); -int nx_put_match(struct ofpbuf *, const struct cls_rule *); + struct cls_rule *, ovs_be64 *cookie, ovs_be64 *cookie_mask); +int nx_put_match(struct ofpbuf *, const struct cls_rule *, + ovs_be64 cookie, ovs_be64 cookie_mask); char *nx_match_to_string(const uint8_t *, unsigned int match_len); int nx_match_from_string(const char *, struct ofpbuf *); @@ -64,7 +65,6 @@ void nxm_reg_load(ovs_be32 dst, ovs_be16 ofs_nbits, uint64_t src_data, int nxm_field_bytes(uint32_t header); int nxm_field_bits(uint32_t header); -const struct mf_field *nxm_field_to_mf_field(uint32_t header); const char *nxm_parse_field_bits(const char *s, uint32_t *headerp, int *ofsp, int *n_bitsp); @@ -91,8 +91,8 @@ nxm_decode_n_bits(ovs_be16 ofs_nbits) return (ntohs(ofs_nbits) & 0x3f) + 1; } -/* Upper bound on the length of an nx_match. The longest nx_match (assuming - * we implement 4 registers) would be: +/* Upper bound on the length of an nx_match. The longest nx_match (an + * IPV6 neighbor discovery message using 5 registers) would be: * * header value mask total * ------ ----- ---- ----- @@ -102,9 +102,13 @@ nxm_decode_n_bits(ovs_be16 ofs_nbits) * NXM_OF_ETH_TYPE 4 2 -- 6 * NXM_OF_VLAN_TCI 4 2 2 8 * NXM_OF_IP_TOS 4 1 -- 5 + * NXM_NX_IP_ECN 4 1 -- 5 + * NXM_OF_IP_TTL 4 1 -- 5 + * NXM_NX_IP_FRAG 4 1 1 8 * NXM_OF_IP_PROTO 4 2 -- 6 * NXM_OF_IPV6_SRC_W 4 16 16 36 * NXM_OF_IPV6_DST_W 4 16 16 36 + * NXM_OF_IPV6_LABEL 4 4 -- 8 * NXM_OF_ICMP_TYPE 4 1 -- 5 * NXM_OF_ICMP_CODE 4 1 -- 5 * NXM_NX_ND_TARGET 4 16 -- 20 @@ -113,13 +117,14 @@ nxm_decode_n_bits(ovs_be16 ofs_nbits) * NXM_NX_REG_W(1) 4 4 4 12 * NXM_NX_REG_W(2) 4 4 4 12 * NXM_NX_REG_W(3) 4 4 4 12 + * NXM_NX_REG_W(4) 4 4 4 12 * NXM_NX_TUN_ID_W 4 8 8 20 * ------------------------------------------- - * total 237 + * total 275 * * So this value is conservative. */ -#define NXM_MAX_LEN 256 +#define NXM_MAX_LEN 384 /* This is my guess at the length of a "typical" nx_match, for use in * predicting space requirements. */