include/access_control.h
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FUNCTIONS
This source file includes following functions.
1 #ifndef READ_ACCESS_CONTROL
2 #define READ_ACCESS_CONTROL
3
4 /***************************************
5 $Revision: 1.11 $
6
7 Access Control module (ac) - the header file.
8
9 Status: NOT REVUED, NOT TESTED
10
11 Design and implementation by: Marek Bukowy
12
13 ******************/ /******************
14 Copyright (c) 1999 RIPE NCC
15
16 All Rights Reserved
17
18 Permission to use, copy, modify, and distribute this software and its
19 documentation for any purpose and without fee is hereby granted,
20 provided that the above copyright notice appear in all copies and that
21 both that copyright notice and this permission notice appear in
22 supporting documentation, and that the name of the author not be
23 used in advertising or publicity pertaining to distribution of the
24 software without specific, written prior permission.
25
26 THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
27 ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS; IN NO EVENT SHALL
28 AUTHOR BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY
29 DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
30 AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
31 OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
32 ***************************************/
33
34 #include "erroutines.h"
35 #include "iproutines.h"
36 #include "rxroutines.h"
37
38
39 #ifdef AC_IMPL
40 #define EXTDEF
41 #else
42 #define EXTDEF extern
43 #endif
44
45 /* Access control structure */
46 typedef struct {
47 /* max bonus values before temporary denial,
48 * -1 == unlimited: */
49 int maxprivate; /* -- private objects */
50 int maxpublic; /* -- public objects */
51 short maxdenials; /* before the permanent ban is set */
52 char deny; /* THE ban itself */
53 char trustpass; /* has power to pass ip addresses */
54 } acl_st;
55
56
57 /* Accounting == counters */
58 typedef struct {
59 int connections;
60 int addrpasses;
61 int denials;
62 int queries;
63 int public_objects;
64 int private_objects;
65 int public_bonus; /* those two are .. */
66 int private_bonus; /* .. maintained only in the runtime tree */
67 } acc_st;
68
69
70 #define ACC_PLUS 0
71 #define ACC_MINUS 1
72
73
74 /* prototypes */
75 er_ret_t AC_build(void);
76 er_ret_t AC_fetch_acc( ip_addr_t *, acc_st * );
77 er_ret_t AC_check_acl( ip_addr_t *, acc_st *, acl_st *);
78 void AC_acc_addup(acc_st *, acc_st *, int);
79 er_ret_t AC_commit(ip_addr_t *, acc_st *,acl_st * );
80 er_ret_t AC_acc_load(void);
81 er_ret_t AC_decay(void);
82
83 /* interface to modifications on the fly */
84 er_ret_t AC_asc_ban_set(char *addrstr, char *text, int denyflag);
85
86
87 /* printing */
88 char *AC_to_string(GList *leafptr);
89 char *AC_credit_to_string(acc_st *a);
90 er_ret_t AC_rxwalkhook_print(rx_node_t *node, int level, int nodecounter, void *con);
91 er_ret_t AC_rxwalkhook_print_acl(rx_node_t *node, int level, int nodecounter, void *con);
92 char *AC_to_string_header(void);
93 char *AC_acl_to_string_header(void);
94
95 /* declare global accounting trees */
96 EXTDEF rx_tree_t *act_runtime;
97 EXTDEF rx_tree_t *act_hour;
98 EXTDEF rx_tree_t *act_minute;
99
100 /* declare global access control list tree */
101 EXTDEF rx_tree_t *act_acl;
102
103 #undef EXTDEF
104 #endif /* READ_ACCESS_CONTROL */