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groonga.h
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groonga.h
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/*
Copyright(C) 2009-2016 Brazil
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 <stdarg.h>
#include <sys/types.h>
#include <stdint.h>
#include <string.h>
#ifdef __cplusplus
extern "C" {
#endif
#ifndef GRN_API
# if defined(_WIN32) || defined(_WIN64)
# define GRN_API __declspec(dllimport)
# else
# define GRN_API
# endif /* defined(_WIN32) || defined(_WIN64) */
#endif /* GRN_API */
typedef unsigned int grn_id;
typedef unsigned char grn_bool;
#define GRN_ID_NIL (0x00)
#define GRN_ID_MAX (0x3fffffff)
#define GRN_TRUE (1)
#define GRN_FALSE (0)
typedef enum {
GRN_SUCCESS = 0,
GRN_END_OF_DATA = 1,
GRN_UNKNOWN_ERROR = -1,
GRN_OPERATION_NOT_PERMITTED = -2,
GRN_NO_SUCH_FILE_OR_DIRECTORY = -3,
GRN_NO_SUCH_PROCESS = -4,
GRN_INTERRUPTED_FUNCTION_CALL = -5,
GRN_INPUT_OUTPUT_ERROR = -6,
GRN_NO_SUCH_DEVICE_OR_ADDRESS = -7,
GRN_ARG_LIST_TOO_LONG = -8,
GRN_EXEC_FORMAT_ERROR = -9,
GRN_BAD_FILE_DESCRIPTOR = -10,
GRN_NO_CHILD_PROCESSES = -11,
GRN_RESOURCE_TEMPORARILY_UNAVAILABLE = -12,
GRN_NOT_ENOUGH_SPACE = -13,
GRN_PERMISSION_DENIED = -14,
GRN_BAD_ADDRESS = -15,
GRN_RESOURCE_BUSY = -16,
GRN_FILE_EXISTS = -17,
GRN_IMPROPER_LINK = -18,
GRN_NO_SUCH_DEVICE = -19,
GRN_NOT_A_DIRECTORY = -20,
GRN_IS_A_DIRECTORY = -21,
GRN_INVALID_ARGUMENT = -22,
GRN_TOO_MANY_OPEN_FILES_IN_SYSTEM = -23,
GRN_TOO_MANY_OPEN_FILES = -24,
GRN_INAPPROPRIATE_I_O_CONTROL_OPERATION = -25,
GRN_FILE_TOO_LARGE = -26,
GRN_NO_SPACE_LEFT_ON_DEVICE = -27,
GRN_INVALID_SEEK = -28,
GRN_READ_ONLY_FILE_SYSTEM = -29,
GRN_TOO_MANY_LINKS = -30,
GRN_BROKEN_PIPE = -31,
GRN_DOMAIN_ERROR = -32,
GRN_RESULT_TOO_LARGE = -33,
GRN_RESOURCE_DEADLOCK_AVOIDED = -34,
GRN_NO_MEMORY_AVAILABLE = -35,
GRN_FILENAME_TOO_LONG = -36,
GRN_NO_LOCKS_AVAILABLE = -37,
GRN_FUNCTION_NOT_IMPLEMENTED = -38,
GRN_DIRECTORY_NOT_EMPTY = -39,
GRN_ILLEGAL_BYTE_SEQUENCE = -40,
GRN_SOCKET_NOT_INITIALIZED = -41,
GRN_OPERATION_WOULD_BLOCK = -42,
GRN_ADDRESS_IS_NOT_AVAILABLE = -43,
GRN_NETWORK_IS_DOWN = -44,
GRN_NO_BUFFER = -45,
GRN_SOCKET_IS_ALREADY_CONNECTED = -46,
GRN_SOCKET_IS_NOT_CONNECTED = -47,
GRN_SOCKET_IS_ALREADY_SHUTDOWNED = -48,
GRN_OPERATION_TIMEOUT = -49,
GRN_CONNECTION_REFUSED = -50,
GRN_RANGE_ERROR = -51,
GRN_TOKENIZER_ERROR = -52,
GRN_FILE_CORRUPT = -53,
GRN_INVALID_FORMAT = -54,
GRN_OBJECT_CORRUPT = -55,
GRN_TOO_MANY_SYMBOLIC_LINKS = -56,
GRN_NOT_SOCKET = -57,
GRN_OPERATION_NOT_SUPPORTED = -58,
GRN_ADDRESS_IS_IN_USE = -59,
GRN_ZLIB_ERROR = -60,
GRN_LZ4_ERROR = -61,
/* Just for backward compatibility. We'll remove it at 5.0.0. */
#define GRN_LZO_ERROR GRN_LZ4_ERROR
GRN_STACK_OVER_FLOW = -62,
GRN_SYNTAX_ERROR = -63,
GRN_RETRY_MAX = -64,
GRN_INCOMPATIBLE_FILE_FORMAT = -65,
GRN_UPDATE_NOT_ALLOWED = -66,
GRN_TOO_SMALL_OFFSET = -67,
GRN_TOO_LARGE_OFFSET = -68,
GRN_TOO_SMALL_LIMIT = -69,
GRN_CAS_ERROR = -70,
GRN_UNSUPPORTED_COMMAND_VERSION = -71,
GRN_NORMALIZER_ERROR = -72,
GRN_TOKEN_FILTER_ERROR = -73,
GRN_COMMAND_ERROR = -74,
GRN_PLUGIN_ERROR = -75,
GRN_SCORER_ERROR = -76
} grn_rc;
GRN_API grn_rc grn_init(void);
GRN_API grn_rc grn_fin(void);
typedef enum {
GRN_ENC_DEFAULT = 0,
GRN_ENC_NONE,
GRN_ENC_EUC_JP,
GRN_ENC_UTF8,
GRN_ENC_SJIS,
GRN_ENC_LATIN1,
GRN_ENC_KOI8R
} grn_encoding;
typedef enum {
GRN_COMMAND_VERSION_DEFAULT = 0,
GRN_COMMAND_VERSION_1,
GRN_COMMAND_VERSION_2
} grn_command_version;
#define GRN_COMMAND_VERSION_MIN GRN_COMMAND_VERSION_1
#define GRN_COMMAND_VERSION_STABLE GRN_COMMAND_VERSION_1
#define GRN_COMMAND_VERSION_MAX GRN_COMMAND_VERSION_2
typedef enum {
GRN_LOG_NONE = 0,
GRN_LOG_EMERG,
GRN_LOG_ALERT,
GRN_LOG_CRIT,
GRN_LOG_ERROR,
GRN_LOG_WARNING,
GRN_LOG_NOTICE,
GRN_LOG_INFO,
GRN_LOG_DEBUG,
GRN_LOG_DUMP
} grn_log_level;
GRN_API const char *grn_log_level_to_string(grn_log_level level);
GRN_API grn_bool grn_log_level_parse(const char *string, grn_log_level *level);
/* query log flags */
#define GRN_QUERY_LOG_NONE (0x00)
#define GRN_QUERY_LOG_COMMAND (0x01<<0)
#define GRN_QUERY_LOG_RESULT_CODE (0x01<<1)
#define GRN_QUERY_LOG_DESTINATION (0x01<<2)
#define GRN_QUERY_LOG_CACHE (0x01<<3)
#define GRN_QUERY_LOG_SIZE (0x01<<4)
#define GRN_QUERY_LOG_SCORE (0x01<<5)
#define GRN_QUERY_LOG_ALL\
(GRN_QUERY_LOG_COMMAND |\
GRN_QUERY_LOG_RESULT_CODE |\
GRN_QUERY_LOG_DESTINATION |\
GRN_QUERY_LOG_CACHE |\
GRN_QUERY_LOG_SIZE |\
GRN_QUERY_LOG_SCORE)
#define GRN_QUERY_LOG_DEFAULT GRN_QUERY_LOG_ALL
typedef enum {
GRN_CONTENT_NONE = 0,
GRN_CONTENT_TSV,
GRN_CONTENT_JSON,
GRN_CONTENT_XML,
GRN_CONTENT_MSGPACK,
GRN_CONTENT_GROONGA_COMMAND_LIST
} grn_content_type;
typedef struct _grn_obj grn_obj;
typedef struct _grn_ctx grn_ctx;
#define GRN_CTX_MSGSIZE (0x80)
#define GRN_CTX_FIN (0xff)
typedef union {
int int_value;
grn_id id;
void *ptr;
} grn_user_data;
typedef grn_obj *grn_proc_func(grn_ctx *ctx, int nargs, grn_obj **args,
grn_user_data *user_data);
struct _grn_ctx {
grn_rc rc;
int flags;
grn_encoding encoding;
unsigned char ntrace;
unsigned char errlvl;
unsigned char stat;
unsigned int seqno;
unsigned int subno;
unsigned int seqno2;
unsigned int errline;
grn_user_data user_data;
grn_ctx *prev;
grn_ctx *next;
const char *errfile;
const char *errfunc;
struct _grn_ctx_impl *impl;
void *trace[16];
char errbuf[GRN_CTX_MSGSIZE];
};
#define GRN_CTX_USER_DATA(ctx) (&((ctx)->user_data))
/* Deprecated since 4.0.3. Don't use it. */
#define GRN_CTX_USE_QL (0x03)
/* Deprecated since 4.0.3. Don't use it. */
#define GRN_CTX_BATCH_MODE (0x04)
#define GRN_CTX_PER_DB (0x08)
GRN_API grn_rc grn_ctx_init(grn_ctx *ctx, int flags);
GRN_API grn_rc grn_ctx_fin(grn_ctx *ctx);
GRN_API grn_ctx *grn_ctx_open(int flags);
GRN_API grn_rc grn_ctx_close(grn_ctx *ctx);
GRN_API grn_rc grn_ctx_set_finalizer(grn_ctx *ctx, grn_proc_func *func);
GRN_API grn_encoding grn_get_default_encoding(void);
GRN_API grn_rc grn_set_default_encoding(grn_encoding encoding);
#define GRN_CTX_GET_ENCODING(ctx) ((ctx)->encoding)
#define GRN_CTX_SET_ENCODING(ctx,enc) \
((ctx)->encoding = (enc == GRN_ENC_DEFAULT) ? grn_get_default_encoding() : enc)
GRN_API const char *grn_get_version(void);
GRN_API const char *grn_get_package(void);
GRN_API const char *grn_get_package_label(void);
GRN_API grn_command_version grn_get_default_command_version(void);
GRN_API grn_rc grn_set_default_command_version(grn_command_version version);
GRN_API grn_command_version grn_ctx_get_command_version(grn_ctx *ctx);
GRN_API grn_rc grn_ctx_set_command_version(grn_ctx *ctx, grn_command_version version);
GRN_API long long int grn_ctx_get_match_escalation_threshold(grn_ctx *ctx);
GRN_API grn_rc grn_ctx_set_match_escalation_threshold(grn_ctx *ctx, long long int threshold);
GRN_API long long int grn_get_default_match_escalation_threshold(void);
GRN_API grn_rc grn_set_default_match_escalation_threshold(long long int threshold);
GRN_API int grn_get_lock_timeout(void);
GRN_API grn_rc grn_set_lock_timeout(int timeout);
/* cache */
#define GRN_CACHE_DEFAULT_MAX_N_ENTRIES 100
typedef struct _grn_cache grn_cache;
GRN_API grn_cache *grn_cache_open(grn_ctx *ctx);
GRN_API grn_rc grn_cache_close(grn_ctx *ctx, grn_cache *cache);
GRN_API grn_rc grn_cache_current_set(grn_ctx *ctx, grn_cache *cache);
GRN_API grn_cache *grn_cache_current_get(grn_ctx *ctx);
GRN_API grn_rc grn_cache_set_max_n_entries(grn_ctx *ctx,
grn_cache *cache,
unsigned int n);
GRN_API unsigned int grn_cache_get_max_n_entries(grn_ctx *ctx,
grn_cache *cache);
/* grn_encoding */
GRN_API const char *grn_encoding_to_string(grn_encoding encoding);
GRN_API grn_encoding grn_encoding_parse(const char *name);
/* obj */
typedef unsigned short int grn_obj_flags;
#define GRN_OBJ_TABLE_TYPE_MASK (0x07)
#define GRN_OBJ_TABLE_HASH_KEY (0x00)
#define GRN_OBJ_TABLE_PAT_KEY (0x01)
#define GRN_OBJ_TABLE_DAT_KEY (0x02)
#define GRN_OBJ_TABLE_NO_KEY (0x03)
#define GRN_OBJ_KEY_MASK (0x07<<3)
#define GRN_OBJ_KEY_UINT (0x00<<3)
#define GRN_OBJ_KEY_INT (0x01<<3)
#define GRN_OBJ_KEY_FLOAT (0x02<<3)
#define GRN_OBJ_KEY_GEO_POINT (0x03<<3)
#define GRN_OBJ_KEY_WITH_SIS (0x01<<6)
#define GRN_OBJ_KEY_NORMALIZE (0x01<<7)
#define GRN_OBJ_COLUMN_TYPE_MASK (0x07)
#define GRN_OBJ_COLUMN_SCALAR (0x00)
#define GRN_OBJ_COLUMN_VECTOR (0x01)
#define GRN_OBJ_COLUMN_INDEX (0x02)
#define GRN_OBJ_COMPRESS_MASK (0x07<<4)
#define GRN_OBJ_COMPRESS_NONE (0x00<<4)
#define GRN_OBJ_COMPRESS_ZLIB (0x01<<4)
#define GRN_OBJ_COMPRESS_LZ4 (0x02<<4)
/* Just for backward compatibility. We'll remove it at 5.0.0. */
#define GRN_OBJ_COMPRESS_LZO GRN_OBJ_COMPRESS_LZ4
#define GRN_OBJ_WITH_SECTION (0x01<<7)
#define GRN_OBJ_WITH_WEIGHT (0x01<<8)
#define GRN_OBJ_WITH_POSITION (0x01<<9)
#define GRN_OBJ_RING_BUFFER (0x01<<10)
#define GRN_OBJ_UNIT_MASK (0x0f<<8)
#define GRN_OBJ_UNIT_DOCUMENT_NONE (0x00<<8)
#define GRN_OBJ_UNIT_DOCUMENT_SECTION (0x01<<8)
#define GRN_OBJ_UNIT_DOCUMENT_POSITION (0x02<<8)
#define GRN_OBJ_UNIT_SECTION_NONE (0x03<<8)
#define GRN_OBJ_UNIT_SECTION_POSITION (0x04<<8)
#define GRN_OBJ_UNIT_POSITION_NONE (0x05<<8)
#define GRN_OBJ_UNIT_USERDEF_DOCUMENT (0x06<<8)
#define GRN_OBJ_UNIT_USERDEF_SECTION (0x07<<8)
#define GRN_OBJ_UNIT_USERDEF_POSITION (0x08<<8)
#define GRN_OBJ_NO_SUBREC (0x00<<13)
#define GRN_OBJ_WITH_SUBREC (0x01<<13)
#define GRN_OBJ_KEY_VAR_SIZE (0x01<<14)
#define GRN_OBJ_TEMPORARY (0x00<<15)
#define GRN_OBJ_PERSISTENT (0x01<<15)
/* obj types */
#define GRN_VOID (0x00)
#define GRN_BULK (0x02)
#define GRN_PTR (0x03)
#define GRN_UVECTOR (0x04) /* vector of fixed size data especially grn_id */
#define GRN_PVECTOR (0x05) /* vector of grn_obj* */
#define GRN_VECTOR (0x06) /* vector of arbitrary data */
#define GRN_MSG (0x07)
#define GRN_QUERY (0x08)
#define GRN_ACCESSOR (0x09)
#define GRN_SNIP (0x0b)
#define GRN_PATSNIP (0x0c)
#define GRN_STRING (0x0d)
#define GRN_CURSOR_TABLE_HASH_KEY (0x10)
#define GRN_CURSOR_TABLE_PAT_KEY (0x11)
#define GRN_CURSOR_TABLE_DAT_KEY (0x12)
#define GRN_CURSOR_TABLE_NO_KEY (0x13)
#define GRN_CURSOR_COLUMN_INDEX (0x18)
#define GRN_CURSOR_COLUMN_GEO_INDEX (0x1a)
#define GRN_TYPE (0x20)
#define GRN_PROC (0x21)
#define GRN_EXPR (0x22)
#define GRN_TABLE_HASH_KEY (0x30)
#define GRN_TABLE_PAT_KEY (0x31)
#define GRN_TABLE_DAT_KEY (0x32)
#define GRN_TABLE_NO_KEY (0x33)
#define GRN_DB (0x37)
#define GRN_COLUMN_FIX_SIZE (0x40)
#define GRN_COLUMN_VAR_SIZE (0x41)
#define GRN_COLUMN_INDEX (0x48)
typedef struct _grn_section grn_section;
typedef struct _grn_obj_header grn_obj_header;
struct _grn_section {
unsigned int offset;
unsigned int length;
unsigned int weight;
grn_id domain;
};
struct _grn_obj_header {
unsigned char type;
unsigned char impl_flags;
grn_obj_flags flags;
grn_id domain;
};
struct _grn_obj {
grn_obj_header header;
union {
struct {
char *head;
char *curr;
char *tail;
} b;
struct {
grn_obj *body;
grn_section *sections;
int n_sections;
} v;
} u;
};
#define GRN_OBJ_REFER (0x01<<0)
#define GRN_OBJ_OUTPLACE (0x01<<1)
#define GRN_OBJ_OWN (0x01<<5)
#define GRN_OBJ_INIT(obj,obj_type,obj_flags,obj_domain) do { \
(obj)->header.type = (obj_type);\
(obj)->header.impl_flags = (obj_flags);\
(obj)->header.flags = 0;\
(obj)->header.domain = (obj_domain);\
(obj)->u.b.head = NULL;\
(obj)->u.b.curr = NULL;\
(obj)->u.b.tail = NULL;\
} while (0)
#define GRN_OBJ_FIN(ctx,obj) (grn_obj_close((ctx), (obj)))
typedef struct _grn_db_create_optarg grn_db_create_optarg;
struct _grn_db_create_optarg {
char **builtin_type_names;
int n_builtin_type_names;
};
GRN_API grn_obj *grn_db_create(grn_ctx *ctx, const char *path, grn_db_create_optarg *optarg);
#define GRN_DB_OPEN_OR_CREATE(ctx,path,optarg,db) \
(((db) = grn_db_open((ctx), (path))) || (db = grn_db_create((ctx), (path), (optarg))))
GRN_API grn_obj *grn_db_open(grn_ctx *ctx, const char *path);
GRN_API void grn_db_touch(grn_ctx *ctx, grn_obj *db);
GRN_API grn_rc grn_db_recover(grn_ctx *ctx, grn_obj *db);
GRN_API grn_rc grn_db_unmap(grn_ctx *ctx, grn_obj *db);
GRN_API grn_rc grn_ctx_use(grn_ctx *ctx, grn_obj *db);
GRN_API grn_obj *grn_ctx_db(grn_ctx *ctx);
GRN_API grn_obj *grn_ctx_get(grn_ctx *ctx, const char *name, int name_size);
GRN_API grn_rc grn_ctx_get_all_tables(grn_ctx *ctx, grn_obj *tables_buffer);
GRN_API grn_rc grn_ctx_get_all_types(grn_ctx *ctx, grn_obj *types_buffer);
GRN_API grn_rc grn_ctx_get_all_tokenizers(grn_ctx *ctx,
grn_obj *tokenizers_buffer);
GRN_API grn_rc grn_ctx_get_all_normalizers(grn_ctx *ctx,
grn_obj *normalizers_buffer);
GRN_API grn_rc grn_ctx_get_all_token_filters(grn_ctx *ctx,
grn_obj *token_filters_buffer);
typedef enum {
GRN_DB_VOID = 0,
GRN_DB_DB,
GRN_DB_OBJECT,
GRN_DB_BOOL,
GRN_DB_INT8,
GRN_DB_UINT8,
GRN_DB_INT16,
GRN_DB_UINT16,
GRN_DB_INT32,
GRN_DB_UINT32,
GRN_DB_INT64,
GRN_DB_UINT64,
GRN_DB_FLOAT,
GRN_DB_TIME,
GRN_DB_SHORT_TEXT,
GRN_DB_TEXT,
GRN_DB_LONG_TEXT,
GRN_DB_TOKYO_GEO_POINT,
GRN_DB_WGS84_GEO_POINT
} grn_builtin_type;
typedef enum {
GRN_DB_MECAB = 64,
GRN_DB_DELIMIT,
GRN_DB_UNIGRAM,
GRN_DB_BIGRAM,
GRN_DB_TRIGRAM
} grn_builtin_tokenizer;
GRN_API grn_obj *grn_ctx_at(grn_ctx *ctx, grn_id id);
GRN_API grn_bool grn_ctx_is_opened(grn_ctx *ctx, grn_id id);
GRN_API grn_obj *grn_type_create(grn_ctx *ctx, const char *name, unsigned int name_size,
grn_obj_flags flags, unsigned int size);
GRN_API grn_rc grn_plugin_register(grn_ctx *ctx, const char *name);
GRN_API grn_rc grn_plugin_unregister(grn_ctx *ctx, const char *name);
GRN_API grn_rc grn_plugin_register_by_path(grn_ctx *ctx, const char *path);
GRN_API grn_rc grn_plugin_unregister_by_path(grn_ctx *ctx, const char *path);
GRN_API const char *grn_plugin_get_system_plugins_dir(void);
GRN_API const char *grn_plugin_get_suffix(void);
GRN_API const char *grn_plugin_get_ruby_suffix(void);
typedef struct {
const char *name;
unsigned int name_size;
grn_obj value;
} grn_expr_var;
typedef grn_rc (*grn_plugin_func)(grn_ctx *ctx);
typedef enum {
GRN_PROC_INVALID = 0,
GRN_PROC_TOKENIZER,
GRN_PROC_COMMAND,
GRN_PROC_FUNCTION,
GRN_PROC_HOOK,
GRN_PROC_NORMALIZER,
GRN_PROC_TOKEN_FILTER,
GRN_PROC_SCORER
} grn_proc_type;
GRN_API grn_obj *grn_proc_create(grn_ctx *ctx,
const char *name, int name_size, grn_proc_type type,
grn_proc_func *init, grn_proc_func *next, grn_proc_func *fin,
unsigned int nvars, grn_expr_var *vars);
GRN_API grn_obj *grn_proc_get_info(grn_ctx *ctx, grn_user_data *user_data,
grn_expr_var **vars, unsigned int *nvars, grn_obj **caller);
GRN_API grn_proc_type grn_proc_get_type(grn_ctx *ctx, grn_obj *proc);
/*-------------------------------------------------------------
* API for table
*/
#define GRN_TABLE_MAX_KEY_SIZE (0x1000)
GRN_API grn_obj *grn_table_create(grn_ctx *ctx,
const char *name, unsigned int name_size,
const char *path, grn_obj_flags flags,
grn_obj *key_type, grn_obj *value_type);
#define GRN_TABLE_OPEN_OR_CREATE(ctx,name,name_size,path,flags,key_type,value_type,table) \
(((table) = grn_ctx_get((ctx), (name), (name_size))) ||\
((table) = grn_table_create((ctx), (name), (name_size), (path), (flags), (key_type), (value_type))))
/* TODO: int *added -> grn_bool *added */
GRN_API grn_id grn_table_add(grn_ctx *ctx, grn_obj *table,
const void *key, unsigned int key_size, int *added);
GRN_API grn_id grn_table_get(grn_ctx *ctx, grn_obj *table,
const void *key, unsigned int key_size);
GRN_API grn_id grn_table_at(grn_ctx *ctx, grn_obj *table, grn_id id);
GRN_API grn_id grn_table_lcp_search(grn_ctx *ctx, grn_obj *table,
const void *key, unsigned int key_size);
GRN_API int grn_table_get_key(grn_ctx *ctx, grn_obj *table,
grn_id id, void *keybuf, int buf_size);
GRN_API grn_rc grn_table_delete(grn_ctx *ctx, grn_obj *table,
const void *key, unsigned int key_size);
GRN_API grn_rc grn_table_delete_by_id(grn_ctx *ctx, grn_obj *table, grn_id id);
GRN_API grn_rc grn_table_update_by_id(grn_ctx *ctx, grn_obj *table, grn_id id,
const void *dest_key, unsigned int dest_key_size);
GRN_API grn_rc grn_table_update(grn_ctx *ctx, grn_obj *table,
const void *src_key, unsigned int src_key_size,
const void *dest_key, unsigned int dest_key_size);
GRN_API grn_rc grn_table_truncate(grn_ctx *ctx, grn_obj *table);
typedef grn_obj grn_table_cursor;
#define GRN_CURSOR_ASCENDING (0x00<<0)
#define GRN_CURSOR_DESCENDING (0x01<<0)
#define GRN_CURSOR_GE (0x00<<1)
#define GRN_CURSOR_GT (0x01<<1)
#define GRN_CURSOR_LE (0x00<<2)
#define GRN_CURSOR_LT (0x01<<2)
#define GRN_CURSOR_BY_KEY (0x00<<3)
#define GRN_CURSOR_BY_ID (0x01<<3)
#define GRN_CURSOR_PREFIX (0x01<<4)
#define GRN_CURSOR_SIZE_BY_BIT (0x01<<5)
#define GRN_CURSOR_RK (0x01<<6)
GRN_API grn_table_cursor *grn_table_cursor_open(grn_ctx *ctx, grn_obj *table,
const void *min, unsigned int min_size,
const void *max, unsigned int max_size,
int offset, int limit, int flags);
GRN_API grn_rc grn_table_cursor_close(grn_ctx *ctx, grn_table_cursor *tc);
GRN_API grn_id grn_table_cursor_next(grn_ctx *ctx, grn_table_cursor *tc);
GRN_API int grn_table_cursor_get_key(grn_ctx *ctx, grn_table_cursor *tc, void **key);
GRN_API int grn_table_cursor_get_value(grn_ctx *ctx, grn_table_cursor *tc, void **value);
GRN_API grn_rc grn_table_cursor_set_value(grn_ctx *ctx, grn_table_cursor *tc,
const void *value, int flags);
GRN_API grn_rc grn_table_cursor_delete(grn_ctx *ctx, grn_table_cursor *tc);
GRN_API grn_obj *grn_table_cursor_table(grn_ctx *ctx, grn_table_cursor *tc);
typedef struct {
grn_id rid;
uint32_t sid;
uint32_t pos;
uint32_t tf;
uint32_t weight;
uint32_t rest;
} grn_posting;
GRN_API grn_obj *grn_index_cursor_open(grn_ctx *ctx, grn_table_cursor *tc, grn_obj *index,
grn_id rid_min, grn_id rid_max, int flags);
GRN_API grn_posting *grn_index_cursor_next(grn_ctx *ctx, grn_obj *ic, grn_id *tid);
#define GRN_TABLE_EACH(ctx,table,head,tail,id,key,key_size,value,block) do {\
(ctx)->errlvl = GRN_LOG_NOTICE;\
(ctx)->rc = GRN_SUCCESS;\
if ((ctx)->seqno & 1) {\
(ctx)->subno++;\
} else {\
(ctx)->seqno++;\
}\
if (table) {\
switch ((table)->header.type) {\
case GRN_TABLE_PAT_KEY :\
GRN_PAT_EACH((ctx), (grn_pat *)(table), (id), (key), (key_size), (value), block);\
break;\
case GRN_TABLE_DAT_KEY :\
GRN_DAT_EACH((ctx), (grn_dat *)(table), (id), (key), (key_size), block);\
break;\
case GRN_TABLE_HASH_KEY :\
GRN_HASH_EACH((ctx), (grn_hash *)(table), (id), (key), (key_size), (value), block);\
break;\
case GRN_TABLE_NO_KEY :\
GRN_ARRAY_EACH((ctx), (grn_array *)(table), (head), (tail), (id), (value), block);\
break;\
}\
}\
if ((ctx)->subno) {\
(ctx)->subno--;\
} else {\
(ctx)->seqno++;\
}\
} while (0)
typedef struct _grn_table_sort_key grn_table_sort_key;
typedef unsigned char grn_table_sort_flags;
#define GRN_TABLE_SORT_ASC (0x00<<0)
#define GRN_TABLE_SORT_DESC (0x01<<0)
struct _grn_table_sort_key {
grn_obj *key;
grn_table_sort_flags flags;
int offset;
};
GRN_API int grn_table_sort(grn_ctx *ctx, grn_obj *table, int offset, int limit,
grn_obj *result, grn_table_sort_key *keys, int n_keys);
typedef struct _grn_table_group_result grn_table_group_result;
typedef unsigned int grn_table_group_flags;
#define GRN_TABLE_GROUP_CALC_COUNT (0x01<<3)
#define GRN_TABLE_GROUP_CALC_MAX (0x01<<4)
#define GRN_TABLE_GROUP_CALC_MIN (0x01<<5)
#define GRN_TABLE_GROUP_CALC_SUM (0x01<<6)
#define GRN_TABLE_GROUP_CALC_AVG (0x01<<7)
typedef enum {
GRN_OP_PUSH = 0,
GRN_OP_POP,
GRN_OP_NOP,
GRN_OP_CALL,
GRN_OP_INTERN,
GRN_OP_GET_REF,
GRN_OP_GET_VALUE,
GRN_OP_AND,
GRN_OP_AND_NOT,
/* Deprecated. Just for backward compatibility. */
#define GRN_OP_BUT GRN_OP_AND_NOT
GRN_OP_OR,
GRN_OP_ASSIGN,
GRN_OP_STAR_ASSIGN,
GRN_OP_SLASH_ASSIGN,
GRN_OP_MOD_ASSIGN,
GRN_OP_PLUS_ASSIGN,
GRN_OP_MINUS_ASSIGN,
GRN_OP_SHIFTL_ASSIGN,
GRN_OP_SHIFTR_ASSIGN,
GRN_OP_SHIFTRR_ASSIGN,
GRN_OP_AND_ASSIGN,
GRN_OP_XOR_ASSIGN,
GRN_OP_OR_ASSIGN,
GRN_OP_JUMP,
GRN_OP_CJUMP,
GRN_OP_COMMA,
GRN_OP_BITWISE_OR,
GRN_OP_BITWISE_XOR,
GRN_OP_BITWISE_AND,
GRN_OP_BITWISE_NOT,
GRN_OP_EQUAL,
GRN_OP_NOT_EQUAL,
GRN_OP_LESS,
GRN_OP_GREATER,
GRN_OP_LESS_EQUAL,
GRN_OP_GREATER_EQUAL,
GRN_OP_IN,
GRN_OP_MATCH,
GRN_OP_NEAR,
GRN_OP_NEAR2,
GRN_OP_SIMILAR,
GRN_OP_TERM_EXTRACT,
GRN_OP_SHIFTL,
GRN_OP_SHIFTR,
GRN_OP_SHIFTRR,
GRN_OP_PLUS,
GRN_OP_MINUS,
GRN_OP_STAR,
GRN_OP_SLASH,
GRN_OP_MOD,
GRN_OP_DELETE,
GRN_OP_INCR,
GRN_OP_DECR,
GRN_OP_INCR_POST,
GRN_OP_DECR_POST,
GRN_OP_NOT,
GRN_OP_ADJUST,
GRN_OP_EXACT,
GRN_OP_LCP,
GRN_OP_PARTIAL,
GRN_OP_UNSPLIT,
GRN_OP_PREFIX,
GRN_OP_SUFFIX,
GRN_OP_GEO_DISTANCE1,
GRN_OP_GEO_DISTANCE2,
GRN_OP_GEO_DISTANCE3,
GRN_OP_GEO_DISTANCE4,
GRN_OP_GEO_WITHINP5,
GRN_OP_GEO_WITHINP6,
GRN_OP_GEO_WITHINP8,
GRN_OP_OBJ_SEARCH,
GRN_OP_EXPR_GET_VAR,
GRN_OP_TABLE_CREATE,
GRN_OP_TABLE_SELECT,
GRN_OP_TABLE_SORT,
GRN_OP_TABLE_GROUP,
GRN_OP_JSON_PUT,
GRN_OP_GET_MEMBER,
GRN_OP_REGEXP
} grn_operator;
GRN_API const char *grn_operator_to_string(grn_operator op);
GRN_API grn_bool grn_operator_exec_equal(grn_ctx *ctx, grn_obj *x, grn_obj *y);
GRN_API grn_bool grn_operator_exec_not_equal(grn_ctx *ctx,
grn_obj *x, grn_obj *y);
GRN_API grn_bool grn_operator_exec_less(grn_ctx *ctx, grn_obj *x, grn_obj *y);
GRN_API grn_bool grn_operator_exec_greater(grn_ctx *ctx, grn_obj *x, grn_obj *y);
GRN_API grn_bool grn_operator_exec_less_equal(grn_ctx *ctx,
grn_obj *x, grn_obj *y);
GRN_API grn_bool grn_operator_exec_greater_equal(grn_ctx *ctx,
grn_obj *x, grn_obj *y);
GRN_API grn_bool grn_operator_exec_match(grn_ctx *ctx,
grn_obj *target, grn_obj *sub_text);
GRN_API grn_bool grn_operator_exec_prefix(grn_ctx *ctx,
grn_obj *target, grn_obj *prefix);
GRN_API grn_bool grn_operator_exec_regexp(grn_ctx *ctx,
grn_obj *target, grn_obj *pattern);
struct _grn_table_group_result {
grn_obj *table;
unsigned char key_begin;
unsigned char key_end;
int limit;
grn_table_group_flags flags;
grn_operator op;
unsigned int max_n_subrecs;
grn_obj *calc_target;
};
GRN_API grn_rc grn_table_group(grn_ctx *ctx, grn_obj *table,
grn_table_sort_key *keys, int n_keys,
grn_table_group_result *results, int n_results);
GRN_API grn_rc grn_table_setoperation(grn_ctx *ctx, grn_obj *table1, grn_obj *table2,
grn_obj *res, grn_operator op);
GRN_API grn_rc grn_table_difference(grn_ctx *ctx, grn_obj *table1, grn_obj *table2,
grn_obj *res1, grn_obj *res2);
GRN_API int grn_table_columns(grn_ctx *ctx, grn_obj *table,
const char *name, unsigned int name_size,
grn_obj *res);
GRN_API grn_obj *grn_obj_column(grn_ctx *ctx, grn_obj *table,
const char *name, unsigned int name_size);
GRN_API unsigned int grn_table_size(grn_ctx *ctx, grn_obj *table);
/*-------------------------------------------------------------
* API for column
*/
#define GRN_COLUMN_NAME_ID "_id"
#define GRN_COLUMN_NAME_ID_LEN (sizeof(GRN_COLUMN_NAME_ID) - 1)
#define GRN_COLUMN_NAME_KEY "_key"
#define GRN_COLUMN_NAME_KEY_LEN (sizeof(GRN_COLUMN_NAME_KEY) - 1)
#define GRN_COLUMN_NAME_VALUE "_value"
#define GRN_COLUMN_NAME_VALUE_LEN (sizeof(GRN_COLUMN_NAME_VALUE) - 1)
#define GRN_COLUMN_NAME_SCORE "_score"
#define GRN_COLUMN_NAME_SCORE_LEN (sizeof(GRN_COLUMN_NAME_SCORE) - 1)
#define GRN_COLUMN_NAME_NSUBRECS "_nsubrecs"
#define GRN_COLUMN_NAME_NSUBRECS_LEN (sizeof(GRN_COLUMN_NAME_NSUBRECS) - 1)
#define GRN_COLUMN_NAME_MAX "_max"
#define GRN_COLUMN_NAME_MAX_LEN (sizeof(GRN_COLUMN_NAME_MAX) - 1)
#define GRN_COLUMN_NAME_MIN "_min"
#define GRN_COLUMN_NAME_MIN_LEN (sizeof(GRN_COLUMN_NAME_MIN) - 1)
#define GRN_COLUMN_NAME_SUM "_sum"
#define GRN_COLUMN_NAME_SUM_LEN (sizeof(GRN_COLUMN_NAME_SUM) - 1)
#define GRN_COLUMN_NAME_AVG "_avg"
#define GRN_COLUMN_NAME_AVG_LEN (sizeof(GRN_COLUMN_NAME_AVG) - 1)
GRN_API grn_obj *grn_column_create(grn_ctx *ctx, grn_obj *table,
const char *name, unsigned int name_size,
const char *path, grn_obj_flags flags, grn_obj *type);
#define GRN_COLUMN_OPEN_OR_CREATE(ctx,table,name,name_size,path,flags,type,column) \
(((column) = grn_obj_column((ctx), (table), (name), (name_size))) ||\
((column) = grn_column_create((ctx), (table), (name), (name_size), (path), (flags), (type))))
GRN_API grn_rc grn_column_index_update(grn_ctx *ctx, grn_obj *column,
grn_id id, unsigned int section,
grn_obj *oldvalue, grn_obj *newvalue);
GRN_API grn_obj *grn_column_table(grn_ctx *ctx, grn_obj *column);
GRN_API grn_rc grn_column_truncate(grn_ctx *ctx, grn_obj *column);
/*-------------------------------------------------------------
* API for db, table and/or column
*/
typedef enum {
GRN_INFO_ENCODING = 0,
GRN_INFO_SOURCE,
GRN_INFO_DEFAULT_TOKENIZER,
GRN_INFO_ELEMENT_SIZE,
GRN_INFO_CURR_MAX,
GRN_INFO_MAX_ELEMENT_SIZE,
GRN_INFO_SEG_SIZE,
GRN_INFO_CHUNK_SIZE,
GRN_INFO_MAX_SECTION,
GRN_INFO_HOOK_LOCAL_DATA,
GRN_INFO_ELEMENT_A,
GRN_INFO_ELEMENT_CHUNK,
GRN_INFO_ELEMENT_CHUNK_SIZE,
GRN_INFO_ELEMENT_BUFFER_FREE,
GRN_INFO_ELEMENT_NTERMS,
GRN_INFO_ELEMENT_NTERMS_VOID,
GRN_INFO_ELEMENT_SIZE_IN_CHUNK,
GRN_INFO_ELEMENT_POS_IN_CHUNK,
GRN_INFO_ELEMENT_SIZE_IN_BUFFER,
GRN_INFO_ELEMENT_POS_IN_BUFFER,
GRN_INFO_ELEMENT_ESTIMATE_SIZE,
GRN_INFO_NGRAM_UNIT_SIZE,
/*
GRN_INFO_VERSION,
GRN_INFO_CONFIGURE_OPTIONS,
GRN_INFO_CONFIG_PATH,
*/
GRN_INFO_PARTIAL_MATCH_THRESHOLD,
GRN_INFO_II_SPLIT_THRESHOLD,
GRN_INFO_SUPPORT_ZLIB,
GRN_INFO_SUPPORT_LZ4,
/* Just for backward compatibility. We'll remove it at 5.0.0. */
#define GRN_INFO_SUPPORT_LZO GRN_INFO_SUPPORT_LZ4
GRN_INFO_NORMALIZER,
GRN_INFO_TOKEN_FILTERS
} grn_info_type;
GRN_API grn_obj *grn_obj_get_info(grn_ctx *ctx, grn_obj *obj, grn_info_type type, grn_obj *valuebuf);
GRN_API grn_rc grn_obj_set_info(grn_ctx *ctx, grn_obj *obj, grn_info_type type, grn_obj *value);
GRN_API grn_obj *grn_obj_get_element_info(grn_ctx *ctx, grn_obj *obj, grn_id id,
grn_info_type type, grn_obj *value);
GRN_API grn_rc grn_obj_set_element_info(grn_ctx *ctx, grn_obj *obj, grn_id id,
grn_info_type type, grn_obj *value);
GRN_API grn_obj *grn_obj_get_value(grn_ctx *ctx, grn_obj *obj, grn_id id, grn_obj *value);
GRN_API int grn_obj_get_values(grn_ctx *ctx, grn_obj *obj, grn_id offset, void **values);
#define GRN_COLUMN_EACH(ctx,column,id,value,block) do {\
int _n;\
grn_id id = 1;\
while ((_n = grn_obj_get_values(ctx, column, id, (void **)&value)) > 0) {\
for (; _n; _n--, id++, value++) {\
block\
}\
}\
} while (0)
#define GRN_OBJ_SET_MASK (0x07)
#define GRN_OBJ_SET (0x01)
#define GRN_OBJ_INCR (0x02)
#define GRN_OBJ_DECR (0x03)
#define GRN_OBJ_APPEND (0x04)
#define GRN_OBJ_PREPEND (0x05)
#define GRN_OBJ_GET (0x01<<4)
#define GRN_OBJ_COMPARE (0x01<<5)
#define GRN_OBJ_LOCK (0x01<<6)
#define GRN_OBJ_UNLOCK (0x01<<7)
GRN_API grn_rc grn_obj_set_value(grn_ctx *ctx, grn_obj *obj, grn_id id, grn_obj *value, int flags);
GRN_API grn_rc grn_obj_remove(grn_ctx *ctx, grn_obj *obj);
GRN_API grn_rc grn_obj_rename(grn_ctx *ctx, grn_obj *obj,
const char *name, unsigned int name_size);
GRN_API grn_rc grn_table_rename(grn_ctx *ctx, grn_obj *table,
const char *name, unsigned int name_size);
GRN_API grn_rc grn_column_rename(grn_ctx *ctx, grn_obj *column,
const char *name, unsigned int name_size);
GRN_API grn_rc grn_obj_close(grn_ctx *ctx, grn_obj *obj);
GRN_API grn_rc grn_obj_reinit(grn_ctx *ctx, grn_obj *obj, grn_id domain, unsigned char flags);
GRN_API void grn_obj_unlink(grn_ctx *ctx, grn_obj *obj);
GRN_API grn_user_data *grn_obj_user_data(grn_ctx *ctx, grn_obj *obj);
GRN_API grn_rc grn_obj_set_finalizer(grn_ctx *ctx, grn_obj *obj, grn_proc_func *func);
GRN_API const char *grn_obj_path(grn_ctx *ctx, grn_obj *obj);
GRN_API int grn_obj_name(grn_ctx *ctx, grn_obj *obj, char *namebuf, int buf_size);
GRN_API int grn_column_name(grn_ctx *ctx, grn_obj *obj, char *namebuf, int buf_size);
GRN_API grn_id grn_obj_get_range(grn_ctx *ctx, grn_obj *obj);
#define GRN_OBJ_GET_DOMAIN(obj) \
((obj)->header.type == GRN_TABLE_NO_KEY ? GRN_ID_NIL : (obj)->header.domain)
GRN_API int grn_obj_expire(grn_ctx *ctx, grn_obj *obj, int threshold);
GRN_API int grn_obj_check(grn_ctx *ctx, grn_obj *obj);
GRN_API grn_rc grn_obj_lock(grn_ctx *ctx, grn_obj *obj, grn_id id, int timeout);
GRN_API grn_rc grn_obj_unlock(grn_ctx *ctx, grn_obj *obj, grn_id id);
GRN_API grn_rc grn_obj_clear_lock(grn_ctx *ctx, grn_obj *obj);
GRN_API unsigned int grn_obj_is_locked(grn_ctx *ctx, grn_obj *obj);
GRN_API grn_rc grn_obj_flush(grn_ctx *ctx, grn_obj *obj);
GRN_API grn_rc grn_obj_flush_recursive(grn_ctx *ctx, grn_obj *obj);
GRN_API int grn_obj_defrag(grn_ctx *ctx, grn_obj *obj, int threshold);
GRN_API grn_obj *grn_obj_db(grn_ctx *ctx, grn_obj *obj);
GRN_API grn_id grn_obj_id(grn_ctx *ctx, grn_obj *obj);
typedef struct _grn_search_optarg grn_search_optarg;
struct _grn_search_optarg {
grn_operator mode;
int similarity_threshold;
int max_interval;
int *weight_vector;
int vector_size;
grn_obj *proc;
int max_size;
grn_obj *scorer;
grn_obj *scorer_args_expr;
unsigned int scorer_args_expr_offset;
};
GRN_API grn_rc grn_obj_search(grn_ctx *ctx, grn_obj *obj, grn_obj *query,
grn_obj *res, grn_operator op, grn_search_optarg *optarg);
typedef grn_rc grn_selector_func(grn_ctx *ctx, grn_obj *table, grn_obj *index,
int nargs, grn_obj **args,
grn_obj *res, grn_operator op);
GRN_API grn_rc grn_proc_set_selector(grn_ctx *ctx, grn_obj *proc,
grn_selector_func selector);
/*-------------------------------------------------------------
* grn_vector
*/
GRN_API unsigned int grn_vector_size(grn_ctx *ctx, grn_obj *vector);
GRN_API grn_rc grn_vector_add_element(grn_ctx *ctx, grn_obj *vector,
const char *str, unsigned int str_len,
unsigned int weight, grn_id domain);
GRN_API unsigned int grn_vector_get_element(grn_ctx *ctx, grn_obj *vector,
unsigned int offset, const char **str,
unsigned int *weight, grn_id *domain);
GRN_API unsigned int grn_vector_pop_element(grn_ctx *ctx, grn_obj *vector,
const char **str,
unsigned int *weight,
grn_id *domain);
/*-------------------------------------------------------------
* grn_uvector
*/
GRN_API unsigned int grn_uvector_size(grn_ctx *ctx, grn_obj *uvector);
GRN_API unsigned int grn_uvector_element_size(grn_ctx *ctx, grn_obj *uvector);
GRN_API grn_rc grn_uvector_add_element(grn_ctx *ctx, grn_obj *vector,
grn_id id, unsigned int weight);
GRN_API grn_id grn_uvector_get_element(grn_ctx *ctx, grn_obj *uvector,
unsigned int offset,
unsigned int *weight);
/*-------------------------------------------------------------
* API for hook
*/
GRN_API int grn_proc_call_next(grn_ctx *ctx, grn_obj *exec_info, grn_obj *in, grn_obj *out);
GRN_API void *grn_proc_get_ctx_local_data(grn_ctx *ctx, grn_obj *exec_info);
GRN_API void *grn_proc_get_hook_local_data(grn_ctx *ctx, grn_obj *exec_info);
typedef enum {
GRN_HOOK_SET = 0,