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/*
Copyright (C) 2017-2018 Brazil
Copyright (C) 2019-2024 Sutou Kouhei <kou@clear-code.com>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#pragma once
#include "grn_db.h"
#ifdef __cplusplus
extern "C" {
#endif
typedef struct {
grn_obj source_buffer;
grn_obj *source;
grn_column_cache *cache;
size_t n_required_args;
} grn_expr_executor_scorer_data;
typedef struct _grn_expr_executor grn_expr_executor;
typedef double (*grn_expr_executor_scorer_func)(
grn_ctx *ctx,
grn_expr_executor *executor,
grn_id id,
grn_obj *args,
grn_expr_executor_scorer_data *data);
typedef struct {
uint32_t codes_start_offset;
uint32_t codes_end_offset;
grn_proc_ctx proc_ctx;
grn_obj **args;
int n_args;
grn_obj *buffers;
int n_buffers;
} grn_expr_executor_data_simple_proc;
typedef union {
struct {
grn_obj *value;
} constant;
struct {
grn_obj *column;
grn_obj value_buffer;
} value;
struct {
grn_obj result_buffer;
void *regex;
grn_obj value_buffer;
grn_obj *normalizer;
} simple_regexp;
struct {
grn_obj result_buffer;
grn_obj *normalizer;
void *regex;
grn_obj *normalized_sub_text;
const char *normalized_sub_text_raw;
unsigned int normalized_sub_text_raw_length_in_bytes;
grn_obj value_buffer;
} simple_match;
struct {
grn_expr_executor_data_simple_proc data;
} simple_proc;
struct {
grn_obj result_buffer;
} simple_condition_constant;
struct {
grn_obj result_buffer;
grn_ra *ra;
grn_ra_cache ra_cache;
unsigned int ra_element_size;
grn_obj value_buffer;
grn_obj constant_buffer;
grn_operator_exec_func *exec;
} simple_condition_ra;
struct {
bool need_exec;
grn_obj result_buffer;
grn_obj value_buffer;
grn_obj constant_buffer;
grn_operator_exec_func *exec;
} simple_condition;
struct {
grn_obj *score_column;
grn_expr_executor_data_simple_proc data;
} simple_proc_scorer;
struct {
grn_obj *score_column;
grn_obj args;
grn_obj score_buffer;
grn_expr_executor_scorer_func *funcs;
grn_expr_executor_scorer_data *datas;
size_t n_funcs;
size_t n_allocated_funcs;
} scorer;
} grn_expr_executor_data;
typedef grn_obj *(*grn_expr_executor_exec_func)(grn_ctx *ctx,
grn_expr_executor *executor,
grn_id id);
typedef void (*grn_expr_executor_fin_func)(grn_ctx *ctx,
grn_expr_executor *executor);
struct _grn_expr_executor {
grn_obj *expr;
grn_obj *variable;
grn_obj replace_ids;
grn_obj replace_values;
grn_expr_executor_exec_func exec;
grn_expr_executor_fin_func fin;
grn_expr_executor_data data;
};
grn_rc
grn_expr_executor_init(grn_ctx *ctx,
grn_expr_executor *executor,
grn_obj *expr);
grn_rc
grn_expr_executor_fin(grn_ctx *ctx, grn_expr_executor *executor);
grn_expr_executor *
grn_expr_executor_open(grn_ctx *ctx, grn_obj *expr);
grn_rc
grn_expr_executor_close(grn_ctx *ctx, grn_expr_executor *executor);
/* Replace `GRN_OP_GET_VALUE` of `id` object's value with `value`. */
grn_rc
grn_expr_executor_add_replace_value(grn_ctx *ctx,
grn_expr_executor *executor,
grn_id id,
grn_obj *value);
grn_obj *
grn_expr_executor_exec(grn_ctx *ctx, grn_expr_executor *executor, grn_id id);
grn_rc
grn_expr_executor_exec_batch(grn_ctx *ctx,
grn_expr_executor *executor,
grn_table_cursor *cursor);
#ifdef __cplusplus
}
#endif
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