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150 lines
4.2 KiB
C
150 lines
4.2 KiB
C
/********************************************************************\
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* qofquerycore-p.h -- Private API for providing core Query data types *
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* Copyright (C) 2002 Derek Atkins <warlord@MIT.EDU> *
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* *
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* This program is free software; you can redistribute it and/or *
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* modify it under the terms of the GNU General Public License as *
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* published by the Free Software Foundation; either version 2 of *
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* the License, or (at your option) any later version. *
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* *
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* This program is distributed in the hope that it will be useful, *
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* but WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
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* GNU General Public License for more details. *
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* *
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* You should have received a copy of the GNU General Public License*
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* along with this program; if not, contact: *
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* *
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* Free Software Foundation Voice: +1-617-542-5942 *
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* 51 Franklin Street, Fifth Floor Fax: +1-617-542-2652 *
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* Boston, MA 02110-1301, USA gnu@gnu.org *
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* *
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\********************************************************************/
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#ifndef QOF_QUERYCOREP_H
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#define QOF_QUERYCOREP_H
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#include <sys/types.h>
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#include <time.h>
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#include <regex.h>
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#include <string.h>
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#include "qofquerycore.h"
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/* Initialize the Query Core registry and install the default type handlers */
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void qof_query_core_init(void);
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void qof_query_core_shutdown (void);
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/*
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* An arbitrary Query Predicate. Given the object and the
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* particular parameter get-function (obtained from the registry by
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* the Query internals), compare the object's parameter to the
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* predicate data.
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*/
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typedef gint (*QofQueryPredicateFunc) (gpointer object,
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QofParam *getter,
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QofQueryPredData *pdata);
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/* Lookup functions */
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QofQueryPredicateFunc qof_query_core_get_predicate (gchar const *type);
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QofCompareFunc qof_query_core_get_compare (gchar const *type);
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/* Compare two predicates */
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gboolean qof_query_core_predicate_equal (const QofQueryPredData *p1, const QofQueryPredData *p2);
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/* Predicate Data Structures:
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*
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* These are defined such that you can cast between these types and
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* a QofQueryPredData.
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*
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* Note that these are provided for READ ONLY PURPOSES. You should NEVER
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* write into these structures, change them, or use them to create a
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* Query.
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*/
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typedef struct
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{
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QofQueryPredData pd;
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QofStringMatch options;
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gboolean is_regex;
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gchar * matchstring;
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regex_t compiled;
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} query_string_def, *query_string_t;
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typedef struct
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{
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QofQueryPredData pd;
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QofDateMatch options;
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time64 date;
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} query_date_def, *query_date_t;
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typedef struct
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{
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QofQueryPredData pd;
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QofNumericMatch options;
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gnc_numeric amount;
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} query_numeric_def, *query_numeric_t;
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typedef struct
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{
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QofQueryPredData pd;
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QofGuidMatch options;
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GList * guids;
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} query_guid_def, *query_guid_t;
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typedef struct
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{
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QofQueryPredData pd;
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gint32 val;
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} query_int32_def, *query_int32_t;
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typedef struct
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{
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QofQueryPredData pd;
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gint64 val;
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} query_int64_def, *query_int64_t;
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typedef struct
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{
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QofQueryPredData pd;
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double val;
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} query_double_def, *query_double_t;
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typedef struct
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{
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QofQueryPredData pd;
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gboolean val;
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} query_boolean_def, *query_boolean_t;
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typedef struct
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{
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QofQueryPredData pd;
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QofCharMatch options;
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gchar * char_list;
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} query_char_def, *query_char_t;
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typedef struct
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{
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QofQueryPredData pd;
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GSList * path;
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KvpValue * value;
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} query_kvp_def, *query_kvp_t;
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typedef struct
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{
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QofQueryPredData pd;
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QofGuidMatch options;
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QofCollection *coll;
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GList *guids;
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} query_coll_def, *query_coll_t;
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typedef struct
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{
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QofQueryPredData pd;
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QofGuidMatch options;
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const GncGUID *guid;
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GList * guids;
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} query_choice_def, *query_choice_t;
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#endif /* QOF_QUERYCOREP_H */
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