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classifier: Reorganize classifier.h

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Group functions clearly to ones accessible by exclusive writers only
and ones accessible to RCU readers as well.

Signed-off-by: Jarno Rajahalme <jarno@ovn.org>
This commit is contained in:
Jarno Rajahalme
2016-04-17 08:52:59 -07:00
parent 5e27fe9781
commit d87091c2a1
1 changed files with 18 additions and 15 deletions
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33
lib/classifier.h
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@@ -361,6 +361,15 @@ struct cls_rule {
* classifier. */
const struct minimatch match; /* Matching rule. */
};
/* Constructor/destructor. Must run single-threaded. */
void classifier_init(struct classifier *, const uint8_t *flow_segments);
void classifier_destroy(struct classifier *);
/* Modifiers. Caller MUST exclude concurrent calls from other threads. */
bool classifier_set_prefix_fields(struct classifier *,
const enum mf_field_id *trie_fields,
unsigned int n_trie_fields);
void cls_rule_init(struct cls_rule *, const struct match *, int priority);
void cls_rule_init_from_minimatch(struct cls_rule *, const struct minimatch *,
@@ -371,25 +380,10 @@ void cls_rule_destroy(struct cls_rule *);
void cls_rule_set_conjunctions(struct cls_rule *,
const struct cls_conjunction *, size_t n);
bool cls_rule_equal(const struct cls_rule *, const struct cls_rule *);
void cls_rule_format(const struct cls_rule *, struct ds *);
bool cls_rule_is_catchall(const struct cls_rule *);
bool cls_rule_is_loose_match(const struct cls_rule *rule,
const struct minimatch *criteria);
bool cls_rule_visible_in_version(const struct cls_rule *, cls_version_t);
void cls_rule_make_invisible_in_version(const struct cls_rule *,
cls_version_t);
void cls_rule_restore_visibility(const struct cls_rule *);
/* Constructor/destructor. Must run single-threaded. */
void classifier_init(struct classifier *, const uint8_t *flow_segments);
void classifier_destroy(struct classifier *);
/* Modifiers. Caller MUST exclude concurrent calls from other threads. */
bool classifier_set_prefix_fields(struct classifier *,
const enum mf_field_id *trie_fields,
unsigned int n_trie_fields);
void classifier_insert(struct classifier *, const struct cls_rule *,
cls_version_t, const struct cls_conjunction *,
size_t n_conjunctions);
@@ -419,6 +413,15 @@ const struct cls_rule *classifier_find_match_exactly(const struct classifier *,
cls_version_t);
bool classifier_is_empty(const struct classifier *);
int classifier_count(const struct classifier *);
/* Classifier rule properties. These are RCU protected and may run
* concurrently with modifiers and each other. */
bool cls_rule_equal(const struct cls_rule *, const struct cls_rule *);
void cls_rule_format(const struct cls_rule *, struct ds *);
bool cls_rule_is_catchall(const struct cls_rule *);
bool cls_rule_is_loose_match(const struct cls_rule *rule,
const struct minimatch *criteria);
bool cls_rule_visible_in_version(const struct cls_rule *, cls_version_t);
/* Iteration.
*