};
OFP_ASSERT(sizeof(struct ofp_vendor_header) == 12);
+/* Table numbering. Tables can use any number up to OFPT_MAX. */
+enum ofp_table {
+ /* Last usable table number. */
+ OFPTT_MAX = 0xfe,
+
+ /* Fake tables. */
+ OFPTT_ALL = 0xff /* Wildcard table used for table config,
+ flow stats and flow deletes. */
+};
+
#endif /* openflow/openflow-common.h */
*usable_protocols = OFPUTIL_P_OF11_UP;
if (!strcasecmp(table_id, "all")) {
- tm->table_id = 255;
+ tm->table_id = OFPTT_ALL;
} else {
char *error = str_to_u8(table_id, "table_id", &tm->table_id);
if (error) {
/* Get table ID.
*
- * OF1.1 entirely forbids table_id == 255.
- * OF1.2+ allows table_id == 255 only for deletes. */
+ * OF1.1 entirely forbids table_id == OFPTT_ALL.
+ * OF1.2+ allows table_id == OFPTT_ALL only for deletes. */
fm->table_id = ofm->table_id;
- if (fm->table_id == 255
+ if (fm->table_id == OFPTT_ALL
&& (oh->version == OFP11_VERSION
|| (ofm->command != OFPFC_DELETE &&
ofm->command != OFPFC_DELETE_STRICT))) {
ofm->cookie = fm->cookie;
}
ofm->cookie_mask = fm->cookie_mask;
- if (fm->table_id != 255
+ if (fm->table_id != OFPTT_ALL
|| (protocol != OFPUTIL_P_OF11_STD
&& (fm->command == OFPFC_DELETE ||
fm->command == OFPFC_DELETE_STRICT))) {