1 | #ifndef READ_ACCESS_CONTROL
2 | #define READ_ACCESS_CONTROL
3 |
4 | /***************************************
5 | $Revision: 1.9 $
6 |
7 | Access Control module (ac).
8 |
9 | Status: NOT REVUED, NOT TESTED
10 |
11 | +html+ <DL COMPACT>
12 | +html+ <DT>Online References:
13 | +html+ <DD><UL>
14 | +html+ </UL>
15 | +html+ </DL>
16 | +html+ <PRE>
17 | +html+ </PRE>
18 |
19 | ******************/ /******************
20 | Copyright (c) 1999 RIPE NCC
21 |
22 | All Rights Reserved
23 |
24 | Permission to use, copy, modify, and distribute this software and its
25 | documentation for any purpose and without fee is hereby granted,
26 | provided that the above copyright notice appear in all copies and that
27 | both that copyright notice and this permission notice appear in
28 | supporting documentation, and that the name of the author not be
29 | used in advertising or publicity pertaining to distribution of the
30 | software without specific, written prior permission.
31 |
32 | THE AUTHOR DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
33 | ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS; IN NO EVENT SHALL
34 | AUTHOR BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY
35 | DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
36 | AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
37 | OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
38 | ***************************************/
39 |
40 | #include "erroutines.h"
41 | #include "iproutines.h"
42 | #include "rxroutines.h"
43 |
44 |
45 | #ifdef AC_IMPL
46 | #define EXTDEF
47 | #else
48 | #define EXTDEF extern
49 | #endif
50 |
51 | /* Access control structure */
52 | typedef struct {
53 | int maxbonus; /* (before temporary denial) -1 == unlimited */
54 | int maxpublic; /* max# of public objects, -1 == unlimited (default) */
55 | short maxdenials; /* before the permanent ban is set */
56 | char deny; /* THE ban itself */
57 | char trustpass; /* has power to pass ip addresses */
58 | } acl_st;
59 |
60 |
61 | /* Accounting == counters */
62 | typedef struct {
63 | int connections;
64 | int addrpasses;
65 | int denials;
66 | int queries;
67 | int public_objects;
68 | int private_objects;
69 | int private_bonus; /* maintained only in runtime tree */
70 | } acc_st;
71 |
72 |
73 | #define ACC_PLUS 0
74 | #define ACC_MINUS 1
75 |
76 | er_ret_t AC_build(void);
77 | er_ret_t AC_fetch_acc( ip_addr_t *, acc_st * );
78 | er_ret_t AC_check_acl( ip_addr_t *, acc_st *, acl_st *);
79 | void AC_acc_addup(acc_st *, acc_st *, int);
80 | er_ret_t AC_commit(ip_addr_t *, acc_st *,acl_st * );
81 | er_ret_t AC_acc_load(void);
82 | er_ret_t AC_decay(void);
83 |
84 | /* interface to modifications on the fly */
85 | er_ret_t AC_asc_ban_set(char *addrstr, char *text, int denyflag);
86 |
87 |
88 | /* printing */
89 | char *AC_to_string(GList *leafptr);
90 | char *AC_credit_to_string(acc_st *a);
91 | er_ret_t AC_rxwalkhook_print(rx_node_t *node, int level, int nodecounter, void *con);
92 | er_ret_t AC_rxwalkhook_print_acl(rx_node_t *node, int level, int nodecounter, void *con);
93 | char *AC_to_string_header(void);
94 | char *AC_acl_to_string_header(void);
95 |
96 | /* declare global accounting trees */
97 | EXTDEF rx_tree_t *act_runtime;
98 | EXTDEF rx_tree_t *act_hour;
99 | EXTDEF rx_tree_t *act_minute;
100 |
101 | /* declare global access control list tree */
102 | EXTDEF rx_tree_t *act_acl;
103 |
104 | #undef EXTDEF
105 | #endif /* READ_ACCESS_CONTROL */