-/** Generate flow_item[] entry. */
-#define MK_FLOW_ITEM(t, s) \
- [RTE_FLOW_ITEM_TYPE_ ## t] = { \
- .name = # t, \
- .size = s, \
- }
-
-/** Information about known flow pattern items. */
-static const struct {
- const char *name;
- size_t size;
-} flow_item[] = {
- MK_FLOW_ITEM(END, 0),
- MK_FLOW_ITEM(VOID, 0),
- MK_FLOW_ITEM(INVERT, 0),
- MK_FLOW_ITEM(ANY, sizeof(struct rte_flow_item_any)),
- MK_FLOW_ITEM(PF, 0),
- MK_FLOW_ITEM(VF, sizeof(struct rte_flow_item_vf)),
- MK_FLOW_ITEM(PORT, sizeof(struct rte_flow_item_port)),
- MK_FLOW_ITEM(RAW, sizeof(struct rte_flow_item_raw)),
- MK_FLOW_ITEM(ETH, sizeof(struct rte_flow_item_eth)),
- MK_FLOW_ITEM(VLAN, sizeof(struct rte_flow_item_vlan)),
- MK_FLOW_ITEM(IPV4, sizeof(struct rte_flow_item_ipv4)),
- MK_FLOW_ITEM(IPV6, sizeof(struct rte_flow_item_ipv6)),
- MK_FLOW_ITEM(ICMP, sizeof(struct rte_flow_item_icmp)),
- MK_FLOW_ITEM(UDP, sizeof(struct rte_flow_item_udp)),
- MK_FLOW_ITEM(TCP, sizeof(struct rte_flow_item_tcp)),
- MK_FLOW_ITEM(SCTP, sizeof(struct rte_flow_item_sctp)),
- MK_FLOW_ITEM(VXLAN, sizeof(struct rte_flow_item_vxlan)),
- MK_FLOW_ITEM(E_TAG, sizeof(struct rte_flow_item_e_tag)),
- MK_FLOW_ITEM(NVGRE, sizeof(struct rte_flow_item_nvgre)),
- MK_FLOW_ITEM(MPLS, sizeof(struct rte_flow_item_mpls)),
- MK_FLOW_ITEM(GRE, sizeof(struct rte_flow_item_gre)),
- MK_FLOW_ITEM(FUZZY, sizeof(struct rte_flow_item_fuzzy)),
- MK_FLOW_ITEM(GTP, sizeof(struct rte_flow_item_gtp)),
- MK_FLOW_ITEM(GTPC, sizeof(struct rte_flow_item_gtp)),
- MK_FLOW_ITEM(GTPU, sizeof(struct rte_flow_item_gtp)),
- MK_FLOW_ITEM(GENEVE, sizeof(struct rte_flow_item_geneve)),
-};
-
-/** Pattern item specification types. */
-enum item_spec_type {
- ITEM_SPEC,
- ITEM_LAST,
- ITEM_MASK,
-};
-
-/** Compute storage space needed by item specification and copy it. */
-static size_t
-flow_item_spec_copy(void *buf, const struct rte_flow_item *item,
- enum item_spec_type type)
-{
- size_t size = 0;
- const void *item_spec =
- type == ITEM_SPEC ? item->spec :
- type == ITEM_LAST ? item->last :
- type == ITEM_MASK ? item->mask :
- NULL;
-
- if (!item_spec)
- goto empty;
- switch (item->type) {
- union {
- const struct rte_flow_item_raw *raw;
- } src;
- union {
- struct rte_flow_item_raw *raw;
- } dst;
- size_t off;
-
- case RTE_FLOW_ITEM_TYPE_RAW:
- src.raw = item_spec;
- dst.raw = buf;
- off = RTE_ALIGN_CEIL(sizeof(struct rte_flow_item_raw),
- sizeof(*src.raw->pattern));
- size = off + src.raw->length * sizeof(*src.raw->pattern);
- if (dst.raw) {
- memcpy(dst.raw, src.raw, sizeof(*src.raw));
- dst.raw->pattern = memcpy((uint8_t *)dst.raw + off,
- src.raw->pattern,
- size - off);
- }
- break;
- default:
- size = flow_item[item->type].size;
- if (buf)
- memcpy(buf, item_spec, size);
- break;
- }
-empty:
- return RTE_ALIGN_CEIL(size, sizeof(double));
-}
-
-/** Generate flow_action[] entry. */
-#define MK_FLOW_ACTION(t, s) \
- [RTE_FLOW_ACTION_TYPE_ ## t] = { \
- .name = # t, \
- .size = s, \
- }
-
-/** Information about known flow actions. */
-static const struct {
- const char *name;
- size_t size;
-} flow_action[] = {
- MK_FLOW_ACTION(END, 0),
- MK_FLOW_ACTION(VOID, 0),
- MK_FLOW_ACTION(PASSTHRU, 0),
- MK_FLOW_ACTION(MARK, sizeof(struct rte_flow_action_mark)),
- MK_FLOW_ACTION(FLAG, 0),
- MK_FLOW_ACTION(QUEUE, sizeof(struct rte_flow_action_queue)),
- MK_FLOW_ACTION(DROP, 0),
- MK_FLOW_ACTION(COUNT, 0),
- MK_FLOW_ACTION(RSS, sizeof(struct rte_flow_action_rss)),
- MK_FLOW_ACTION(PF, 0),
- MK_FLOW_ACTION(VF, sizeof(struct rte_flow_action_vf)),
- MK_FLOW_ACTION(METER, sizeof(struct rte_flow_action_meter)),
-};
-
-/** Compute storage space needed by action configuration and copy it. */
-static size_t
-flow_action_conf_copy(void *buf, const struct rte_flow_action *action)
-{
- size_t size = 0;
-
- if (!action->conf)
- goto empty;
- switch (action->type) {
- union {
- const struct rte_flow_action_rss *rss;
- } src;
- union {
- struct rte_flow_action_rss *rss;
- } dst;
- size_t off;
-
- case RTE_FLOW_ACTION_TYPE_RSS:
- src.rss = action->conf;
- dst.rss = buf;
- off = 0;
- if (dst.rss)
- *dst.rss = (struct rte_flow_action_rss){
- .func = src.rss->func,
- .types = src.rss->types,
- .key_len = src.rss->key_len,
- .queue_num = src.rss->queue_num,
- };
- off += sizeof(*src.rss);
- if (src.rss->key_len) {
- off = RTE_ALIGN_CEIL(off, sizeof(double));
- size = sizeof(*src.rss->key) * src.rss->key_len;
- if (dst.rss)
- dst.rss->key = memcpy
- ((void *)((uintptr_t)dst.rss + off),
- src.rss->key, size);
- off += size;
- }
- if (src.rss->queue_num) {
- off = RTE_ALIGN_CEIL(off, sizeof(double));
- size = sizeof(*src.rss->queue) * src.rss->queue_num;
- if (dst.rss)
- dst.rss->queue = memcpy
- ((void *)((uintptr_t)dst.rss + off),
- src.rss->queue, size);
- off += size;
- }
- size = off;
- break;
- default:
- size = flow_action[action->type].size;
- if (buf)
- memcpy(buf, action->conf, size);
- break;
- }
-empty:
- return RTE_ALIGN_CEIL(size, sizeof(double));
-}
-