63 lines
1.9 KiB
C
63 lines
1.9 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef PARSE_CTX_H
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#define PARSE_CTX_H 1
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#ifdef HAVE_LIBBPF_SUPPORT
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#include <bpf/hashmap.h>
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#else
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#include "util/hashmap.h"
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#endif
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struct metric_ref;
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struct expr_scanner_ctx {
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char *user_requested_cpu_list;
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int runtime;
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bool system_wide;
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};
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struct expr_parse_ctx {
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struct hashmap *ids;
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struct expr_scanner_ctx sctx;
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};
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struct expr_id_data;
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struct hashmap *ids__new(void);
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void ids__free(struct hashmap *ids);
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int ids__insert(struct hashmap *ids, const char *id);
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/*
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* Union two sets of ids (hashmaps) and construct a third, freeing ids1 and
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* ids2.
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*/
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struct hashmap *ids__union(struct hashmap *ids1, struct hashmap *ids2);
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struct expr_parse_ctx *expr__ctx_new(void);
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void expr__ctx_clear(struct expr_parse_ctx *ctx);
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void expr__ctx_free(struct expr_parse_ctx *ctx);
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void expr__del_id(struct expr_parse_ctx *ctx, const char *id);
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int expr__add_id(struct expr_parse_ctx *ctx, const char *id);
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int expr__add_id_val(struct expr_parse_ctx *ctx, const char *id, double val);
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int expr__add_id_val_source_count(struct expr_parse_ctx *ctx, const char *id,
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double val, int source_count);
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int expr__add_ref(struct expr_parse_ctx *ctx, struct metric_ref *ref);
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int expr__get_id(struct expr_parse_ctx *ctx, const char *id,
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struct expr_id_data **data);
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bool expr__subset_of_ids(struct expr_parse_ctx *haystack,
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struct expr_parse_ctx *needles);
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int expr__resolve_id(struct expr_parse_ctx *ctx, const char *id,
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struct expr_id_data **datap);
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int expr__parse(double *final_val, struct expr_parse_ctx *ctx,
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const char *expr);
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int expr__find_ids(const char *expr, const char *one,
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struct expr_parse_ctx *ids);
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double expr_id_data__value(const struct expr_id_data *data);
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double expr_id_data__source_count(const struct expr_id_data *data);
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double expr__get_literal(const char *literal, const struct expr_scanner_ctx *ctx);
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#endif
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