+ [ACTION_INC_TCP_SEQ] = {
+ .name = "inc_tcp_seq",
+ .help = "increase TCP sequence number",
+ .priv = PRIV_ACTION(INC_TCP_SEQ, sizeof(rte_be32_t)),
+ .next = NEXT(action_inc_tcp_seq),
+ .call = parse_vc,
+ },
+ [ACTION_INC_TCP_SEQ_VALUE] = {
+ .name = "value",
+ .help = "the value to increase TCP sequence number by",
+ .next = NEXT(action_inc_tcp_seq, NEXT_ENTRY(UNSIGNED)),
+ .args = ARGS(ARG_ENTRY_HTON(rte_be32_t)),
+ .call = parse_vc_conf,
+ },
+ [ACTION_DEC_TCP_SEQ] = {
+ .name = "dec_tcp_seq",
+ .help = "decrease TCP sequence number",
+ .priv = PRIV_ACTION(DEC_TCP_SEQ, sizeof(rte_be32_t)),
+ .next = NEXT(action_dec_tcp_seq),
+ .call = parse_vc,
+ },
+ [ACTION_DEC_TCP_SEQ_VALUE] = {
+ .name = "value",
+ .help = "the value to decrease TCP sequence number by",
+ .next = NEXT(action_dec_tcp_seq, NEXT_ENTRY(UNSIGNED)),
+ .args = ARGS(ARG_ENTRY_HTON(rte_be32_t)),
+ .call = parse_vc_conf,
+ },
+ [ACTION_INC_TCP_ACK] = {
+ .name = "inc_tcp_ack",
+ .help = "increase TCP acknowledgment number",
+ .priv = PRIV_ACTION(INC_TCP_ACK, sizeof(rte_be32_t)),
+ .next = NEXT(action_inc_tcp_ack),
+ .call = parse_vc,
+ },
+ [ACTION_INC_TCP_ACK_VALUE] = {
+ .name = "value",
+ .help = "the value to increase TCP acknowledgment number by",
+ .next = NEXT(action_inc_tcp_ack, NEXT_ENTRY(UNSIGNED)),
+ .args = ARGS(ARG_ENTRY_HTON(rte_be32_t)),
+ .call = parse_vc_conf,
+ },
+ [ACTION_DEC_TCP_ACK] = {
+ .name = "dec_tcp_ack",
+ .help = "decrease TCP acknowledgment number",
+ .priv = PRIV_ACTION(DEC_TCP_ACK, sizeof(rte_be32_t)),
+ .next = NEXT(action_dec_tcp_ack),
+ .call = parse_vc,
+ },
+ [ACTION_DEC_TCP_ACK_VALUE] = {
+ .name = "value",
+ .help = "the value to decrease TCP acknowledgment number by",
+ .next = NEXT(action_dec_tcp_ack, NEXT_ENTRY(UNSIGNED)),
+ .args = ARGS(ARG_ENTRY_HTON(rte_be32_t)),
+ .call = parse_vc_conf,
+ },
+ [ACTION_RAW_ENCAP] = {
+ .name = "raw_encap",
+ .help = "encapsulation data, defined by set raw_encap",
+ .priv = PRIV_ACTION(RAW_ENCAP,
+ sizeof(struct action_raw_encap_data)),
+ .next = NEXT(action_raw_encap),
+ .call = parse_vc_action_raw_encap,
+ },
+ [ACTION_RAW_ENCAP_INDEX] = {
+ .name = "index",
+ .help = "the index of raw_encap_confs",
+ .next = NEXT(NEXT_ENTRY(ACTION_RAW_ENCAP_INDEX_VALUE)),
+ },
+ [ACTION_RAW_ENCAP_INDEX_VALUE] = {
+ .name = "{index}",
+ .type = "UNSIGNED",
+ .help = "unsigned integer value",
+ .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
+ .call = parse_vc_action_raw_encap_index,
+ .comp = comp_set_raw_index,
+ },
+ [ACTION_RAW_DECAP] = {
+ .name = "raw_decap",
+ .help = "decapsulation data, defined by set raw_encap",
+ .priv = PRIV_ACTION(RAW_DECAP,
+ sizeof(struct action_raw_decap_data)),
+ .next = NEXT(action_raw_decap),
+ .call = parse_vc_action_raw_decap,
+ },
+ [ACTION_RAW_DECAP_INDEX] = {
+ .name = "index",
+ .help = "the index of raw_encap_confs",
+ .next = NEXT(NEXT_ENTRY(ACTION_RAW_DECAP_INDEX_VALUE)),
+ },
+ [ACTION_RAW_DECAP_INDEX_VALUE] = {
+ .name = "{index}",
+ .type = "UNSIGNED",
+ .help = "unsigned integer value",
+ .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
+ .call = parse_vc_action_raw_decap_index,
+ .comp = comp_set_raw_index,
+ },
+ [ACTION_MODIFY_FIELD] = {
+ .name = "modify_field",
+ .help = "modify destination field with data from source field",
+ .priv = PRIV_ACTION(MODIFY_FIELD,
+ sizeof(struct rte_flow_action_modify_field)),
+ .next = NEXT(NEXT_ENTRY(ACTION_MODIFY_FIELD_OP)),
+ .call = parse_vc,
+ },
+ [ACTION_MODIFY_FIELD_OP] = {
+ .name = "op",
+ .help = "operation type",
+ .next = NEXT(NEXT_ENTRY(ACTION_MODIFY_FIELD_DST_TYPE),
+ NEXT_ENTRY(ACTION_MODIFY_FIELD_OP_VALUE)),
+ .call = parse_vc_conf,
+ },
+ [ACTION_MODIFY_FIELD_OP_VALUE] = {
+ .name = "{operation}",
+ .help = "operation type value",
+ .call = parse_vc_modify_field_op,
+ .comp = comp_set_modify_field_op,
+ },
+ [ACTION_MODIFY_FIELD_DST_TYPE] = {
+ .name = "dst_type",
+ .help = "destination field type",
+ .next = NEXT(action_modify_field_dst,
+ NEXT_ENTRY(ACTION_MODIFY_FIELD_DST_TYPE_VALUE)),
+ .call = parse_vc_conf,
+ },
+ [ACTION_MODIFY_FIELD_DST_TYPE_VALUE] = {
+ .name = "{dst_type}",
+ .help = "destination field type value",
+ .call = parse_vc_modify_field_id,
+ .comp = comp_set_modify_field_id,
+ },
+ [ACTION_MODIFY_FIELD_DST_LEVEL] = {
+ .name = "dst_level",
+ .help = "destination field level",
+ .next = NEXT(action_modify_field_dst, NEXT_ENTRY(UNSIGNED)),
+ .args = ARGS(ARGS_ENTRY(struct rte_flow_action_modify_field,
+ dst.level)),
+ .call = parse_vc_conf,
+ },
+ [ACTION_MODIFY_FIELD_DST_OFFSET] = {
+ .name = "dst_offset",
+ .help = "destination field bit offset",
+ .next = NEXT(action_modify_field_dst, NEXT_ENTRY(UNSIGNED)),
+ .args = ARGS(ARGS_ENTRY(struct rte_flow_action_modify_field,
+ dst.offset)),
+ .call = parse_vc_conf,
+ },
+ [ACTION_MODIFY_FIELD_SRC_TYPE] = {
+ .name = "src_type",
+ .help = "source field type",
+ .next = NEXT(action_modify_field_src,
+ NEXT_ENTRY(ACTION_MODIFY_FIELD_SRC_TYPE_VALUE)),
+ .call = parse_vc_conf,
+ },
+ [ACTION_MODIFY_FIELD_SRC_TYPE_VALUE] = {
+ .name = "{src_type}",
+ .help = "source field type value",
+ .call = parse_vc_modify_field_id,
+ .comp = comp_set_modify_field_id,
+ },
+ [ACTION_MODIFY_FIELD_SRC_LEVEL] = {
+ .name = "src_level",
+ .help = "source field level",
+ .next = NEXT(action_modify_field_src, NEXT_ENTRY(UNSIGNED)),
+ .args = ARGS(ARGS_ENTRY(struct rte_flow_action_modify_field,
+ src.level)),
+ .call = parse_vc_conf,
+ },
+ [ACTION_MODIFY_FIELD_SRC_OFFSET] = {
+ .name = "src_offset",
+ .help = "source field bit offset",
+ .next = NEXT(action_modify_field_src, NEXT_ENTRY(UNSIGNED)),
+ .args = ARGS(ARGS_ENTRY(struct rte_flow_action_modify_field,
+ src.offset)),
+ .call = parse_vc_conf,
+ },
+ [ACTION_MODIFY_FIELD_SRC_VALUE] = {
+ .name = "src_value",
+ .help = "source immediate value",
+ .next = NEXT(NEXT_ENTRY(ACTION_MODIFY_FIELD_WIDTH),
+ NEXT_ENTRY(UNSIGNED)),
+ .args = ARGS(ARGS_ENTRY(struct rte_flow_action_modify_field,
+ src.value)),
+ .call = parse_vc_conf,
+ },
+ [ACTION_MODIFY_FIELD_WIDTH] = {
+ .name = "width",
+ .help = "number of bits to copy",
+ .next = NEXT(NEXT_ENTRY(ACTION_NEXT),
+ NEXT_ENTRY(UNSIGNED)),
+ .args = ARGS(ARGS_ENTRY(struct rte_flow_action_modify_field,
+ width)),
+ .call = parse_vc_conf,
+ },
+ /* Top level command. */
+ [SET] = {
+ .name = "set",
+ .help = "set raw encap/decap/sample data",
+ .type = "set raw_encap|raw_decap <index> <pattern>"
+ " or set sample_actions <index> <action>",
+ .next = NEXT(NEXT_ENTRY
+ (SET_RAW_ENCAP,
+ SET_RAW_DECAP,
+ SET_SAMPLE_ACTIONS)),
+ .call = parse_set_init,
+ },
+ /* Sub-level commands. */
+ [SET_RAW_ENCAP] = {
+ .name = "raw_encap",
+ .help = "set raw encap data",
+ .next = NEXT(next_set_raw),
+ .args = ARGS(ARGS_ENTRY_ARB_BOUNDED
+ (offsetof(struct buffer, port),
+ sizeof(((struct buffer *)0)->port),
+ 0, RAW_ENCAP_CONFS_MAX_NUM - 1)),
+ .call = parse_set_raw_encap_decap,
+ },
+ [SET_RAW_DECAP] = {
+ .name = "raw_decap",
+ .help = "set raw decap data",
+ .next = NEXT(next_set_raw),
+ .args = ARGS(ARGS_ENTRY_ARB_BOUNDED
+ (offsetof(struct buffer, port),
+ sizeof(((struct buffer *)0)->port),
+ 0, RAW_ENCAP_CONFS_MAX_NUM - 1)),
+ .call = parse_set_raw_encap_decap,
+ },
+ [SET_RAW_INDEX] = {
+ .name = "{index}",
+ .type = "UNSIGNED",
+ .help = "index of raw_encap/raw_decap data",
+ .next = NEXT(next_item),
+ .call = parse_port,
+ },
+ [SET_SAMPLE_INDEX] = {
+ .name = "{index}",
+ .type = "UNSIGNED",
+ .help = "index of sample actions",
+ .next = NEXT(next_action_sample),
+ .call = parse_port,
+ },
+ [SET_SAMPLE_ACTIONS] = {
+ .name = "sample_actions",
+ .help = "set sample actions list",
+ .next = NEXT(NEXT_ENTRY(SET_SAMPLE_INDEX)),
+ .args = ARGS(ARGS_ENTRY_ARB_BOUNDED
+ (offsetof(struct buffer, port),
+ sizeof(((struct buffer *)0)->port),
+ 0, RAW_SAMPLE_CONFS_MAX_NUM - 1)),
+ .call = parse_set_sample_action,
+ },
+ [ACTION_SET_TAG] = {
+ .name = "set_tag",
+ .help = "set tag",
+ .priv = PRIV_ACTION(SET_TAG,
+ sizeof(struct rte_flow_action_set_tag)),
+ .next = NEXT(action_set_tag),
+ .call = parse_vc,
+ },
+ [ACTION_SET_TAG_INDEX] = {
+ .name = "index",
+ .help = "index of tag array",
+ .next = NEXT(action_set_tag, NEXT_ENTRY(UNSIGNED)),
+ .args = ARGS(ARGS_ENTRY(struct rte_flow_action_set_tag, index)),
+ .call = parse_vc_conf,
+ },
+ [ACTION_SET_TAG_DATA] = {
+ .name = "data",
+ .help = "tag value",
+ .next = NEXT(action_set_tag, NEXT_ENTRY(UNSIGNED)),
+ .args = ARGS(ARGS_ENTRY
+ (struct rte_flow_action_set_tag, data)),
+ .call = parse_vc_conf,
+ },
+ [ACTION_SET_TAG_MASK] = {
+ .name = "mask",
+ .help = "mask for tag value",
+ .next = NEXT(action_set_tag, NEXT_ENTRY(UNSIGNED)),
+ .args = ARGS(ARGS_ENTRY
+ (struct rte_flow_action_set_tag, mask)),
+ .call = parse_vc_conf,
+ },
+ [ACTION_SET_META] = {
+ .name = "set_meta",
+ .help = "set metadata",
+ .priv = PRIV_ACTION(SET_META,
+ sizeof(struct rte_flow_action_set_meta)),
+ .next = NEXT(action_set_meta),
+ .call = parse_vc_action_set_meta,
+ },
+ [ACTION_SET_META_DATA] = {
+ .name = "data",
+ .help = "metadata value",
+ .next = NEXT(action_set_meta, NEXT_ENTRY(UNSIGNED)),
+ .args = ARGS(ARGS_ENTRY
+ (struct rte_flow_action_set_meta, data)),
+ .call = parse_vc_conf,
+ },
+ [ACTION_SET_META_MASK] = {
+ .name = "mask",
+ .help = "mask for metadata value",
+ .next = NEXT(action_set_meta, NEXT_ENTRY(UNSIGNED)),
+ .args = ARGS(ARGS_ENTRY
+ (struct rte_flow_action_set_meta, mask)),
+ .call = parse_vc_conf,
+ },
+ [ACTION_SET_IPV4_DSCP] = {
+ .name = "set_ipv4_dscp",
+ .help = "set DSCP value",
+ .priv = PRIV_ACTION(SET_IPV4_DSCP,
+ sizeof(struct rte_flow_action_set_dscp)),
+ .next = NEXT(action_set_ipv4_dscp),
+ .call = parse_vc,
+ },
+ [ACTION_SET_IPV4_DSCP_VALUE] = {
+ .name = "dscp_value",
+ .help = "new IPv4 DSCP value to set",
+ .next = NEXT(action_set_ipv4_dscp, NEXT_ENTRY(UNSIGNED)),
+ .args = ARGS(ARGS_ENTRY
+ (struct rte_flow_action_set_dscp, dscp)),
+ .call = parse_vc_conf,
+ },
+ [ACTION_SET_IPV6_DSCP] = {
+ .name = "set_ipv6_dscp",
+ .help = "set DSCP value",
+ .priv = PRIV_ACTION(SET_IPV6_DSCP,
+ sizeof(struct rte_flow_action_set_dscp)),
+ .next = NEXT(action_set_ipv6_dscp),
+ .call = parse_vc,
+ },
+ [ACTION_SET_IPV6_DSCP_VALUE] = {
+ .name = "dscp_value",
+ .help = "new IPv6 DSCP value to set",
+ .next = NEXT(action_set_ipv6_dscp, NEXT_ENTRY(UNSIGNED)),
+ .args = ARGS(ARGS_ENTRY
+ (struct rte_flow_action_set_dscp, dscp)),
+ .call = parse_vc_conf,
+ },
+ [ACTION_AGE] = {
+ .name = "age",
+ .help = "set a specific metadata header",
+ .next = NEXT(action_age),
+ .priv = PRIV_ACTION(AGE,
+ sizeof(struct rte_flow_action_age)),
+ .call = parse_vc,
+ },
+ [ACTION_AGE_TIMEOUT] = {
+ .name = "timeout",
+ .help = "flow age timeout value",
+ .args = ARGS(ARGS_ENTRY_BF(struct rte_flow_action_age,
+ timeout, 24)),
+ .next = NEXT(action_age, NEXT_ENTRY(UNSIGNED)),
+ .call = parse_vc_conf,
+ },
+ [ACTION_SAMPLE] = {
+ .name = "sample",
+ .help = "set a sample action",
+ .next = NEXT(action_sample),
+ .priv = PRIV_ACTION(SAMPLE,
+ sizeof(struct action_sample_data)),
+ .call = parse_vc_action_sample,
+ },
+ [ACTION_SAMPLE_RATIO] = {
+ .name = "ratio",
+ .help = "flow sample ratio value",
+ .next = NEXT(action_sample, NEXT_ENTRY(UNSIGNED)),
+ .args = ARGS(ARGS_ENTRY_ARB
+ (offsetof(struct action_sample_data, conf) +
+ offsetof(struct rte_flow_action_sample, ratio),
+ sizeof(((struct rte_flow_action_sample *)0)->
+ ratio))),
+ },
+ [ACTION_SAMPLE_INDEX] = {
+ .name = "index",
+ .help = "the index of sample actions list",
+ .next = NEXT(NEXT_ENTRY(ACTION_SAMPLE_INDEX_VALUE)),
+ },
+ [ACTION_SAMPLE_INDEX_VALUE] = {
+ .name = "{index}",
+ .type = "UNSIGNED",
+ .help = "unsigned integer value",
+ .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
+ .call = parse_vc_action_sample_index,
+ .comp = comp_set_sample_index,
+ },
+ /* Shared action destroy arguments. */
+ [SHARED_ACTION_DESTROY_ID] = {
+ .name = "action_id",
+ .help = "specify a shared action id to destroy",
+ .next = NEXT(next_sa_destroy_attr,
+ NEXT_ENTRY(SHARED_ACTION_ID)),
+ .args = ARGS(ARGS_ENTRY_PTR(struct buffer,
+ args.sa_destroy.action_id)),
+ .call = parse_sa_destroy,
+ },
+ /* Shared action create arguments. */
+ [SHARED_ACTION_CREATE_ID] = {
+ .name = "action_id",
+ .help = "specify a shared action id to create",
+ .next = NEXT(next_sa_create_attr,
+ NEXT_ENTRY(SHARED_ACTION_ID)),
+ .args = ARGS(ARGS_ENTRY(struct buffer, args.vc.attr.group)),
+ },
+ [ACTION_SHARED] = {
+ .name = "shared",
+ .help = "apply shared action by id",
+ .priv = PRIV_ACTION(SHARED, 0),
+ .next = NEXT(NEXT_ENTRY(SHARED_ACTION_ID2PTR)),
+ .args = ARGS(ARGS_ENTRY_ARB(0, sizeof(uint32_t))),
+ .call = parse_vc,
+ },
+ [SHARED_ACTION_ID2PTR] = {
+ .name = "{action_id}",
+ .type = "SHARED_ACTION_ID",
+ .help = "shared action id",
+ .next = NEXT(NEXT_ENTRY(ACTION_NEXT)),
+ .call = parse_sa_id2ptr,
+ .comp = comp_none,
+ },
+ [SHARED_ACTION_INGRESS] = {
+ .name = "ingress",
+ .help = "affect rule to ingress",
+ .next = NEXT(next_sa_create_attr),
+ .call = parse_sa,
+ },
+ [SHARED_ACTION_EGRESS] = {
+ .name = "egress",
+ .help = "affect rule to egress",
+ .next = NEXT(next_sa_create_attr),
+ .call = parse_sa,
+ },
+ [SHARED_ACTION_TRANSFER] = {
+ .name = "transfer",
+ .help = "affect rule to transfer",
+ .next = NEXT(next_sa_create_attr),
+ .call = parse_sa,
+ },
+ [SHARED_ACTION_SPEC] = {
+ .name = "action",
+ .help = "specify action to share",
+ .next = NEXT(next_action),
+ },
+};
+
+/** Remove and return last entry from argument stack. */
+static const struct arg *
+pop_args(struct context *ctx)
+{
+ return ctx->args_num ? ctx->args[--ctx->args_num] : NULL;
+}
+
+/** Add entry on top of the argument stack. */
+static int
+push_args(struct context *ctx, const struct arg *arg)
+{
+ if (ctx->args_num == CTX_STACK_SIZE)
+ return -1;
+ ctx->args[ctx->args_num++] = arg;
+ return 0;
+}
+
+/** Spread value into buffer according to bit-mask. */
+static size_t
+arg_entry_bf_fill(void *dst, uintmax_t val, const struct arg *arg)
+{
+ uint32_t i = arg->size;
+ uint32_t end = 0;
+ int sub = 1;
+ int add = 0;
+ size_t len = 0;
+
+ if (!arg->mask)
+ return 0;
+#if RTE_BYTE_ORDER == RTE_LITTLE_ENDIAN
+ if (!arg->hton) {
+ i = 0;
+ end = arg->size;
+ sub = 0;
+ add = 1;
+ }
+#endif
+ while (i != end) {
+ unsigned int shift = 0;
+ uint8_t *buf = (uint8_t *)dst + arg->offset + (i -= sub);
+
+ for (shift = 0; arg->mask[i] >> shift; ++shift) {
+ if (!(arg->mask[i] & (1 << shift)))
+ continue;
+ ++len;
+ if (!dst)
+ continue;
+ *buf &= ~(1 << shift);
+ *buf |= (val & 1) << shift;
+ val >>= 1;
+ }
+ i += add;
+ }
+ return len;
+}
+
+/** Compare a string with a partial one of a given length. */
+static int
+strcmp_partial(const char *full, const char *partial, size_t partial_len)
+{
+ int r = strncmp(full, partial, partial_len);
+
+ if (r)
+ return r;
+ if (strlen(full) <= partial_len)
+ return 0;
+ return full[partial_len];
+}
+
+/**
+ * Parse a prefix length and generate a bit-mask.
+ *
+ * Last argument (ctx->args) is retrieved to determine mask size, storage
+ * location and whether the result must use network byte ordering.
+ */
+static int
+parse_prefix(struct context *ctx, const struct token *token,
+ const char *str, unsigned int len,
+ void *buf, unsigned int size)
+{
+ const struct arg *arg = pop_args(ctx);
+ static const uint8_t conv[] = "\x00\x80\xc0\xe0\xf0\xf8\xfc\xfe\xff";
+ char *end;
+ uintmax_t u;
+ unsigned int bytes;
+ unsigned int extra;
+