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ofproto: Generalize tun_id_from_cookie into flow_format.

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Upcoming commits will add more flow formats, so this needs to be
an enumerated type instead of a bool.
This commit is contained in:
Ben Pfaff
2010-11-05 11:10:35 -07:00
parent 94db54073e
commit f9bfea1402
6 changed files with 34 additions and 31 deletions
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10
lib/classifier.c
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@@ -118,18 +118,18 @@ cls_rule_from_flow(const struct flow *flow, uint32_t wildcards,
rule->priority = priority;
}
/* Converts the ofp_match in 'match' into a cls_rule in 'rule', with the given
* 'priority'. If 'tun_id_from_cookie' is set then the upper 32 bits of
* 'cookie' are stored in the rule as the tunnel ID. */
/* Converts the ofp_match in 'match' (with format 'flow_format', one of NXFF_*)
* into a cls_rule in 'rule', with the given 'priority'. 'cookie' is used
* when 'flow_format' is NXFF_TUN_ID_FROM_COOKIE. */
void
cls_rule_from_match(const struct ofp_match *match, unsigned int priority,
bool tun_id_from_cookie, uint64_t cookie,
int flow_format, uint64_t cookie,
struct cls_rule *rule)
{
uint32_t wildcards;
struct flow flow;
flow_from_match(match, tun_id_from_cookie, cookie, &flow, &wildcards);
flow_from_match(match, flow_format, cookie, &flow, &wildcards);
cls_rule_init__(rule, &flow, wildcards);
rule->priority = rule->wc.wildcards ? priority : UINT16_MAX;
}