1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef PARSE_CTX_H
3#define PARSE_CTX_H 1
4
5struct hashmap;
6struct metric_ref;
7
8struct expr_scanner_ctx {
9	char *user_requested_cpu_list;
10	int runtime;
11	bool system_wide;
12	bool is_test;
13};
14
15struct expr_parse_ctx {
16	struct hashmap	*ids;
17	struct expr_scanner_ctx sctx;
18};
19
20struct expr_id_data;
21
22struct hashmap *ids__new(void);
23void ids__free(struct hashmap *ids);
24int ids__insert(struct hashmap *ids, const char *id);
25/*
26 * Union two sets of ids (hashmaps) and construct a third, freeing ids1 and
27 * ids2.
28 */
29struct hashmap *ids__union(struct hashmap *ids1, struct hashmap *ids2);
30
31struct expr_parse_ctx *expr__ctx_new(void);
32void expr__ctx_clear(struct expr_parse_ctx *ctx);
33void expr__ctx_free(struct expr_parse_ctx *ctx);
34
35void expr__del_id(struct expr_parse_ctx *ctx, const char *id);
36int expr__add_id(struct expr_parse_ctx *ctx, const char *id);
37int expr__add_id_val(struct expr_parse_ctx *ctx, const char *id, double val);
38int expr__add_id_val_source_count(struct expr_parse_ctx *ctx, const char *id,
39				double val, int source_count);
40int expr__add_ref(struct expr_parse_ctx *ctx, struct metric_ref *ref);
41int expr__get_id(struct expr_parse_ctx *ctx, const char *id,
42		 struct expr_id_data **data);
43bool expr__subset_of_ids(struct expr_parse_ctx *haystack,
44			 struct expr_parse_ctx *needles);
45int expr__resolve_id(struct expr_parse_ctx *ctx, const char *id,
46		     struct expr_id_data **datap);
47
48int expr__parse(double *final_val, struct expr_parse_ctx *ctx,
49		const char *expr);
50
51int expr__find_ids(const char *expr, const char *one,
52		   struct expr_parse_ctx *ids);
53
54double expr_id_data__value(const struct expr_id_data *data);
55double expr_id_data__source_count(const struct expr_id_data *data);
56double expr__get_literal(const char *literal, const struct expr_scanner_ctx *ctx);
57double expr__has_event(const struct expr_parse_ctx *ctx, bool compute_ids, const char *id);
58double expr__strcmp_cpuid_str(const struct expr_parse_ctx *ctx, bool compute_ids, const char *id);
59
60#endif
61