1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
|
/*
* Copyright (C) 2018 "IoT.bzh"
* Author José Bollo <jose.bollo@iot.bzh>
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#pragma once
/******************************************************************************/
/******************************************************************************/
/* GENERIC COMMON DATA TYPES FOR CLIENTS */
/******************************************************************************/
/******************************************************************************/
/** Maximum length of any string */
#define MAX_NAME_LENGTH 8000
/** string for deniying access */
#define DENY "no"
/** string for allowing access */
#define ALLOW "yes"
/** default is denying */
#define DEFAULT DENY
/**
* ANY string, made of one single character, is used to match
* rules and keys that can contain WIDE or other value.
* This allow to search specifically to WIDE when WIDE is specified in the
* search key or to any value (including WIDE) when any is used.
*/
#define Data_Any_Char '#'
#define Data_Any_String "#"
/**
* WIDE string, made of one character, is used in rules to match any
* queried value.
*/
#define Data_Wide_Char '*'
#define Data_Wide_String "*"
/**
* Name of the index on keys
*/
enum data_keyidx {
KeyIdx_Client,
KeyIdx_Session,
KeyIdx_User,
KeyIdx_Permission,
KeyIdx_Count
};
typedef enum data_keyidx data_keyidx_t;
/**
* A key is made of 4 strings that can be accessed by index or by name
*/
union data_key {
/* name access */
struct {
/** the client */
const char *client;
/** the session */
const char *session;
/** the user */
const char *user;
/** the permission */
const char *permission;
};
/** Array for index access, see data_keyidx_t */
const char *keys[KeyIdx_Count];
};
typedef union data_key data_key_t;
/**
* A value is made of a string (mainly ALLOW or DENY) and an expiration.
*/
struct data_value {
/** judgment of the rule: ALLOW, DENY or agent description */
const char *value;
/** expiration time of the rule */
time_t expire;
};
typedef struct data_value data_value_t;
|