LXR linux/include/net/irda/irias

   1/*********************************************************************
   2 *                
   3 * Filename:      irias_object.h
   4 * Version:       
   5 * Description:   
   6 * Status:        Experimental.
   7 * Author:        Dag Brattli <dagb@cs.uit.no>
   8 * Created at:    Thu Oct  1 22:49:50 1998
   9 * Modified at:   Wed Dec 15 11:20:57 1999
  10 * Modified by:   Dag Brattli <dagb@cs.uit.no>
  11 * 
  12 *     Copyright (c) 1998-1999 Dag Brattli, All Rights Reserved.
  13 *      
  14 *     This program is free software; you can redistribute it and/or 
  15 *     modify it under the terms of the GNU General Public License as 
  16 *     published by the Free Software Foundation; either version 2 of 
  17 *     the License, or (at your option) any later version.
  18 *  
  19 *     Neither Dag Brattli nor University of Tromsø admit liability nor
  20 *     provide warranty for any of this software. This material is 
  21 *     provided "AS-IS" and at no charge.
  22 *     
  23 ********************************************************************/
  24
  25#ifndef LM_IAS_OBJECT_H
  26#define LM_IAS_OBJECT_H
  27
  28#include <net/irda/irda.h>
  29#include <net/irda/irqueue.h>
  30
  31/* LM-IAS Attribute types */
  32#define IAS_MISSING 0
  33#define IAS_INTEGER 1
  34#define IAS_OCT_SEQ 2
  35#define IAS_STRING  3
  36
  37/* Object ownership of attributes (user or kernel) */
  38#define IAS_KERNEL_ATTR 0
  39#define IAS_USER_ATTR   1
  40
  41/*
  42 *  LM-IAS Object
  43 */
  44struct ias_object {
  45        irda_queue_t q;     /* Must be first! */
  46        magic_t magic;
  47        
  48        char  *name;
  49        int   id;
  50        hashbin_t *attribs;
  51};
  52
  53/*
  54 *  Values used by LM-IAS attributes
  55 */
  56struct ias_value {
  57        __u8    type;    /* Value description */
  58        __u8    owner;  /* Managed from user/kernel space */
  59        int     charset; /* Only used by string type */
  60        int     len;
  61        
  62        /* Value */
  63        union {
  64                int integer;
  65                char *string;
  66                __u8 *oct_seq;
  67        } t;
  68};
  69
  70/*
  71 *  Attributes used by LM-IAS objects
  72 */
  73struct ias_attrib {
  74        irda_queue_t q; /* Must be first! */
  75        int magic;
  76
  77        char *name;              /* Attribute name */
  78        struct ias_value *value; /* Attribute value */
  79};
  80
  81struct ias_object *irias_new_object(char *name, int id);
  82void irias_insert_object(struct ias_object *obj);
  83int  irias_delete_object(struct ias_object *obj);
  84int  irias_delete_attrib(struct ias_object *obj, struct ias_attrib *attrib,
  85                         int cleanobject);
  86void __irias_delete_object(struct ias_object *obj);
  87
  88void irias_add_integer_attrib(struct ias_object *obj, char *name, int value,
  89                              int user);
  90void irias_add_string_attrib(struct ias_object *obj, char *name, char *value,
  91                             int user);
  92void irias_add_octseq_attrib(struct ias_object *obj, char *name, __u8 *octets,
  93                             int len, int user);
  94int irias_object_change_attribute(char *obj_name, char *attrib_name, 
  95                                  struct ias_value *new_value);
  96struct ias_object *irias_find_object(char *name);
  97struct ias_attrib *irias_find_attrib(struct ias_object *obj, char *name);
  98
  99struct ias_value *irias_new_string_value(char *string);
 100struct ias_value *irias_new_integer_value(int integer);
 101struct ias_value *irias_new_octseq_value(__u8 *octseq , int len);
 102struct ias_value *irias_new_missing_value(void);
 103void irias_delete_value(struct ias_value *value);
 104
 105extern struct ias_value irias_missing;
 106extern hashbin_t *irias_objects;
 107
 108#endif
 109