OSSP CVS Repository

ossp-pkg/cfg/cfg_data.h 1.1

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/*
**  OSSP cfg - Configuration Parsing
**  Copyright (c) 1999-2002 Ralf S. Engelschall <rse@engelschall.com>
**  Copyright (c) 1999-2002 The OSSP Project (http://www.ossp.org/)
**  Copyright (c) 2001-2002 Cable & Wireless Deutschland (http://www.cw.com/de/)
**
**  This file is part of OSSP cfg, a configuration parsing
**  library which can be found at http://www.ossp.org/pkg/lib/cfg/.
**
**  Permission to use, copy, modify, and distribute this software for
**  any purpose with or without fee is hereby granted, provided that
**  the above copyright notice and this permission notice appear in all
**  copies.
**
**  THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
**  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
**  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
**  IN NO EVENT SHALL THE AUTHORS AND COPYRIGHT HOLDERS AND THEIR
**  CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
**  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
**  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
**  USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
**  ON ANY THEORY OF LIABILITY, WHETHER IN CONTRCFG, STRICT LIABILITY,
**  OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
**  OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
**  SUCH DAMAGE.
**
**  cfg_data.h: configuration annotational data
*/

#ifndef __CFG_DATA_H__
#define __CFG_DATA_H__

#include "cfg.h"

typedef enum {
    CFG_DATA_TYPE_PTR,  /* "void *" */
    CFG_DATA_TYPE_STR,  /* "char *" */
    CFG_DATA_TYPE_INT,  /* "int"    */
    CFG_DATA_TYPE_FLT   /* "double" */
} cfg_data_type_t;

typedef union {
    void  *p;
    char  *s;
    int    i;
    double f;
} cfg_data_value_t;

typedef enum {
    CFG_DATA_CTRL_CLONE,
    CFG_DATA_CTRL_DESTROY
} cfg_data_ctrl_t;

typedef enum {
    CFG_DATA_TYPE,
    CFG_DATA_VALUE,
    CFG_DATA_CTRL
} cfg_data_id_t;

struct cfg_data_st;
typedef struct cfg_data_st cfg_data_t;

typedef cfg_rc_t (*cfg_data_ctrl_cb_t)(cfg_data_t *, cfg_data_ctrl_t, ...);

struct cfg_data_st {
    cfg_data_type_t    type;   /* data type    */
    cfg_data_value_t   value;  /* data value   */
    cfg_data_ctrl_cb_t ctrl;   /* data control */
};

extern cfg_rc_t  cfg_data_create       (cfg_data_t **data);
extern cfg_rc_t  cfg_data_init         (cfg_data_t  *data);
extern cfg_rc_t  cfg_data_kill         (cfg_data_t  *data);
extern cfg_rc_t  cfg_data_destroy      (cfg_data_t  *data);
extern cfg_rc_t  cfg_data_clone        (cfg_data_t  *data, cfg_data_t **clone);
extern cfg_rc_t  cfg_data_set          (cfg_data_t  *data, cfg_data_id_t id, ...);
extern cfg_rc_t  cfg_data_get          (cfg_data_t  *data, cfg_data_id_t id, ...);
extern cfg_rc_t  cfg_data_ctrl_default (cfg_data_t  *data, cfg_data_ctrl_t ctrl, ...);

#endif /* __CFG_DATA_H__ */

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