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 */