You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
kamailio/lib/srdb2/db_fld.h

106 lines
3.1 KiB

/*
* Copyright (C) 2001-2003 FhG Fokus
* Copyright (C) 2006-2007 iptelorg GmbH
*
* This file is part of Kamailio, a free SIP server.
*
* Kamailio is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version
*
* Kamailio 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef _DB_FLD_H
#define _DB_FLD_H 1
/** \ingroup DB_API
* @{
*/
#include "db_gen.h"
#include "../../str.h"
#include <time.h>
#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */
enum db_fld_type {
DB_NONE = 0, /* Bumper */
DB_INT, /* 32-bit integer */
DB_FLOAT, /* 32-bit fixed-precision number */
DB_DOUBLE, /* double data type */
DB_CSTR, /* Zero-terminated string */
DB_STR, /* str structure */
DB_DATETIME, /* Date and time in number of seconds since 1-Jan-1970 */
DB_BLOB, /* Generic binary object*/
DB_BITMAP /* Bitmap of flags */
};
extern char* db_fld_str[];
enum db_fld_op {
DB_EQ = 0, /* The value of the field must be equal */
DB_NE, /* The value of the filed must be not equal */
DB_LT, /* The value of the field must be less than */
DB_GT, /* The value of the field must be greater than */
DB_LEQ, /* The value of the field must be less than or equal */
DB_GEQ /* The value of the field must be greater than or equal */
};
enum db_flags {
DB_NULL = (1 << 0), /**< The field is NULL, i.e. no value was provided */
DB_NO_TZ = (1 << 1), /**< Inhibit time-zone shifts for timestamp fields */
};
/* union of all possible types */
typedef union db_fld_val {
int int4; /* integer value */
float flt; /* float value */
double dbl; /* double value */
time_t time; /* unix time value */
char* cstr; /* NULL terminated string */
str lstr; /* String with known length */
str blob; /* Blob data */
unsigned int bitmap; /* Bitmap data type, 32 flags, should be enough */
long long int8; /* 8-byte integer */
} db_fld_val_t;
typedef struct db_fld {
db_gen_t gen; /* Generic part of the structure */
char* name;
enum db_fld_type type;
unsigned int flags;
db_fld_val_t v;
enum db_fld_op op;
} db_fld_t;
#define DB_FLD_LAST(fld) ((fld).name == NULL)
#define DB_FLD_EMPTY(fld) ((fld) == NULL || (fld)[0].name == NULL)
struct db_fld* db_fld(size_t n);
void db_fld_free(struct db_fld* fld);
int db_fld_init(struct db_fld* fld);
void db_fld_close(struct db_fld* fld);
db_fld_t* db_fld_copy(db_fld_t* fld);
#ifdef __cplusplus
}
#endif /* __cplusplus */
/** @} */
#endif /* _DB_FLD_H */