include/net/irda/irias_object.h

   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  */
  44 struct 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  */
  56 struct 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  */
  73 struct 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
  81 struct ias_object *irias_new_object(char *name, int id);
  82 void irias_insert_object(struct ias_object *obj);
  83 int  irias_delete_object(struct ias_object *obj);
  84 int  irias_delete_attrib(struct ias_object *obj, struct ias_attrib *attrib,
  85                          int cleanobject);
  86 void __irias_delete_object(struct ias_object *obj);
  87
  88 void irias_add_integer_attrib(struct ias_object *obj, char *name, int value,
  89                               int user);
  90 void irias_add_string_attrib(struct ias_object *obj, char *name, char *value,
  91                              int user);
  92 void irias_add_octseq_attrib(struct ias_object *obj, char *name, __u8 *octets,
  93                              int len, int user);
  94 int irias_object_change_attribute(char *obj_name, char *attrib_name,
  95                                   struct ias_value *new_value);
  96 struct ias_object *irias_find_object(char *name);
  97 struct ias_attrib *irias_find_attrib(struct ias_object *obj, char *name);
  98
  99 struct ias_value *irias_new_string_value(char *string);
 100 struct ias_value *irias_new_integer_value(int integer);
 101 struct ias_value *irias_new_octseq_value(__u8 *octseq , int len);
 102 struct ias_value *irias_new_missing_value(void);
 103 void irias_delete_value(struct ias_value *value);
 104
 105 extern struct ias_value irias_missing;
 106 extern hashbin_t *irias_objects;
 107
 108 #endif