55 lines
1.7 KiB
C
55 lines
1.7 KiB
C
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/*
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**********************************************************************************************
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* File: maat_expr.h
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* Description:
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* Authors: Liu WenTan <liuwentan@geedgenetworks.com>
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* Date: 2022-10-31
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* Copyright: (c) 2018-2022 Geedge Networks, Inc. All rights reserved.
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***********************************************************************************************
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*/
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#ifndef _MAAT_EXPR_H_
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#define _MAAT_EXPR_H_
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#ifdef __cpluscplus
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extern "C"
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{
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#endif
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#include "log/log.h"
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#include "cJSON/cJSON.h"
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struct expr_runtime;
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void *expr_schema_new(cJSON *json, const char *table_name, struct log_handle *logger);
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void expr_schema_free(void *expr_schema);
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/* expr runtime API */
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void *expr_runtime_new(void *expr_schema, struct maat_garbage_bin *garbage_bin, struct log_handle *logger);
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void expr_runtime_free(void *expr_runtime);
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int expr_runtime_updating_flag(struct expr_runtime *expr_rt);
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int expr_runtime_update(void *expr_runtime, void *expr_schema, const char *line, int valid_column);
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int expr_runtime_commit(void *expr_runtime);
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/* expr runtime scan API */
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/**
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* @brief scan string to get hit group_ids
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*
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* @retval the num of hit group_id
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*/
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int expr_runtime_scan_string(struct expr_runtime *expr_rt, int thread_id,
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const char *data, size_t data_len, int group_ids[],
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size_t max_hit_num, int virtual_table_id,
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struct maat_state *state);
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void expr_runtime_stream_open(struct expr_runtime *expr_rt, int thread_id);
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int expr_runtime_scan_stream(struct expr_runtime *expr_rt, const char *data, size_t data_len, int results[], size_t *n_result);
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void expr_runtime_stream_close(struct expr_runtime *expr_rt);
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#ifdef __cpluscplus
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}
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#endif
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#endif
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