| /* SPDX-License-Identifier: GPL-2.0 */ |
| #include <linux/kernel.h> |
| #include <linux/slab.h> |
| #include <net/flow_offload.h> |
| |
| struct flow_rule *flow_rule_alloc(unsigned int num_actions) |
| { |
| struct flow_rule *rule; |
| |
| rule = kzalloc(sizeof(struct flow_rule) + |
| sizeof(struct flow_action_entry) * num_actions, |
| GFP_KERNEL); |
| if (!rule) |
| return NULL; |
| |
| rule->action.num_entries = num_actions; |
| |
| return rule; |
| } |
| EXPORT_SYMBOL(flow_rule_alloc); |
| |
| #define FLOW_DISSECTOR_MATCH(__rule, __type, __out) \ |
| const struct flow_match *__m = &(__rule)->match; \ |
| struct flow_dissector *__d = (__m)->dissector; \ |
| \ |
| (__out)->key = skb_flow_dissector_target(__d, __type, (__m)->key); \ |
| (__out)->mask = skb_flow_dissector_target(__d, __type, (__m)->mask); \ |
| |
| void flow_rule_match_basic(const struct flow_rule *rule, |
| struct flow_match_basic *out) |
| { |
| FLOW_DISSECTOR_MATCH(rule, FLOW_DISSECTOR_KEY_BASIC, out); |
| } |
| EXPORT_SYMBOL(flow_rule_match_basic); |
| |
| void flow_rule_match_control(const struct flow_rule *rule, |
| struct flow_match_control *out) |
| { |
| FLOW_DISSECTOR_MATCH(rule, FLOW_DISSECTOR_KEY_CONTROL, out); |
| } |
| EXPORT_SYMBOL(flow_rule_match_control); |
| |
| void flow_rule_match_eth_addrs(const struct flow_rule *rule, |
| struct flow_match_eth_addrs *out) |
| { |
| FLOW_DISSECTOR_MATCH(rule, FLOW_DISSECTOR_KEY_ETH_ADDRS, out); |
| } |
| EXPORT_SYMBOL(flow_rule_match_eth_addrs); |
| |
| void flow_rule_match_vlan(const struct flow_rule *rule, |
| struct flow_match_vlan *out) |
| { |
| FLOW_DISSECTOR_MATCH(rule, FLOW_DISSECTOR_KEY_VLAN, out); |
| } |
| EXPORT_SYMBOL(flow_rule_match_vlan); |
| |
| void flow_rule_match_ipv4_addrs(const struct flow_rule *rule, |
| struct flow_match_ipv4_addrs *out) |
| { |
| FLOW_DISSECTOR_MATCH(rule, FLOW_DISSECTOR_KEY_IPV4_ADDRS, out); |
| } |
| EXPORT_SYMBOL(flow_rule_match_ipv4_addrs); |
| |
| void flow_rule_match_ipv6_addrs(const struct flow_rule *rule, |
| struct flow_match_ipv6_addrs *out) |
| { |
| FLOW_DISSECTOR_MATCH(rule, FLOW_DISSECTOR_KEY_IPV6_ADDRS, out); |
| } |
| EXPORT_SYMBOL(flow_rule_match_ipv6_addrs); |
| |
| void flow_rule_match_ip(const struct flow_rule *rule, |
| struct flow_match_ip *out) |
| { |
| FLOW_DISSECTOR_MATCH(rule, FLOW_DISSECTOR_KEY_IP, out); |
| } |
| EXPORT_SYMBOL(flow_rule_match_ip); |
| |
| void flow_rule_match_ports(const struct flow_rule *rule, |
| struct flow_match_ports *out) |
| { |
| FLOW_DISSECTOR_MATCH(rule, FLOW_DISSECTOR_KEY_PORTS, out); |
| } |
| EXPORT_SYMBOL(flow_rule_match_ports); |
| |
| void flow_rule_match_tcp(const struct flow_rule *rule, |
| struct flow_match_tcp *out) |
| { |
| FLOW_DISSECTOR_MATCH(rule, FLOW_DISSECTOR_KEY_TCP, out); |
| } |
| EXPORT_SYMBOL(flow_rule_match_tcp); |
| |
| void flow_rule_match_icmp(const struct flow_rule *rule, |
| struct flow_match_icmp *out) |
| { |
| FLOW_DISSECTOR_MATCH(rule, FLOW_DISSECTOR_KEY_ICMP, out); |
| } |
| EXPORT_SYMBOL(flow_rule_match_icmp); |
| |
| void flow_rule_match_mpls(const struct flow_rule *rule, |
| struct flow_match_mpls *out) |
| { |
| FLOW_DISSECTOR_MATCH(rule, FLOW_DISSECTOR_KEY_MPLS, out); |
| } |
| EXPORT_SYMBOL(flow_rule_match_mpls); |
| |
| void flow_rule_match_enc_control(const struct flow_rule *rule, |
| struct flow_match_control *out) |
| { |
| FLOW_DISSECTOR_MATCH(rule, FLOW_DISSECTOR_KEY_ENC_CONTROL, out); |
| } |
| EXPORT_SYMBOL(flow_rule_match_enc_control); |
| |
| void flow_rule_match_enc_ipv4_addrs(const struct flow_rule *rule, |
| struct flow_match_ipv4_addrs *out) |
| { |
| FLOW_DISSECTOR_MATCH(rule, FLOW_DISSECTOR_KEY_ENC_IPV4_ADDRS, out); |
| } |
| EXPORT_SYMBOL(flow_rule_match_enc_ipv4_addrs); |
| |
| void flow_rule_match_enc_ipv6_addrs(const struct flow_rule *rule, |
| struct flow_match_ipv6_addrs *out) |
| { |
| FLOW_DISSECTOR_MATCH(rule, FLOW_DISSECTOR_KEY_ENC_IPV6_ADDRS, out); |
| } |
| EXPORT_SYMBOL(flow_rule_match_enc_ipv6_addrs); |
| |
| void flow_rule_match_enc_ip(const struct flow_rule *rule, |
| struct flow_match_ip *out) |
| { |
| FLOW_DISSECTOR_MATCH(rule, FLOW_DISSECTOR_KEY_ENC_IP, out); |
| } |
| EXPORT_SYMBOL(flow_rule_match_enc_ip); |
| |
| void flow_rule_match_enc_ports(const struct flow_rule *rule, |
| struct flow_match_ports *out) |
| { |
| FLOW_DISSECTOR_MATCH(rule, FLOW_DISSECTOR_KEY_ENC_PORTS, out); |
| } |
| EXPORT_SYMBOL(flow_rule_match_enc_ports); |
| |
| void flow_rule_match_enc_keyid(const struct flow_rule *rule, |
| struct flow_match_enc_keyid *out) |
| { |
| FLOW_DISSECTOR_MATCH(rule, FLOW_DISSECTOR_KEY_ENC_KEYID, out); |
| } |
| EXPORT_SYMBOL(flow_rule_match_enc_keyid); |
| |
| void flow_rule_match_enc_opts(const struct flow_rule *rule, |
| struct flow_match_enc_opts *out) |
| { |
| FLOW_DISSECTOR_MATCH(rule, FLOW_DISSECTOR_KEY_ENC_OPTS, out); |
| } |
| EXPORT_SYMBOL(flow_rule_match_enc_opts); |