1 | #ifndef READ_ACCESS_CONTROL 2 | #define READ_ACCESS_CONTROL 3 | 4 | /*************************************** 5 | $Revision: 1.19 $ 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) 1999,2000,2001,2002 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 | #include "mysql_driver.h" 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 | #ifdef AC_IMPL 58 | /* order must correspond to the array below */ 59 | typedef enum { 60 | AC_AR_MAXPRIVATE = 0, 61 | AC_AR_MAXPUBLIC, 62 | AC_AR_MAXDENIALS, 63 | AC_AR_DENY, 64 | AC_AR_TRUSTPASS, 65 | AC_AR_SIZE 66 | } AC_ar_elements; 67 | 68 | /* this array is used for setting the values from the command line 69 | of the admin interface (with getsubopt) 70 | */ 71 | char* AC_ar_acl[] = { 72 | "maxprivate", 73 | "maxpublic", 74 | "maxdenials", 75 | "deny", 76 | "trustpass", 77 | NULL }; 78 | #endif 79 | 80 | 81 | /* Accounting == counters */ 82 | typedef struct { 83 | int connections; 84 | int addrpasses; 85 | int denials; 86 | int queries; 87 | int referrals; 88 | int public_objects; 89 | int private_objects; 90 | float public_bonus; /* those two are .. */ 91 | float private_bonus; /* .. maintained only in the runtime tree */ 92 | } acc_st; 93 | 94 | 95 | #define ACC_PLUS 0 96 | #define ACC_MINUS 1 97 | 98 | #ifdef __cplusplus 99 | extern "C" { 100 | #endif 101 | 102 | 103 | /* prototypes */ 104 | er_ret_t AC_build(void); 105 | er_ret_t AC_fetch_acc( ip_addr_t *, acc_st * ); 106 | er_ret_t AC_check_acl( ip_addr_t *, acc_st *, acl_st *); 107 | void AC_acc_addup(acc_st *, acc_st *, int); 108 | er_ret_t AC_commit(ip_addr_t *, acc_st *,acl_st * ); 109 | er_ret_t AC_acc_load(void); 110 | er_ret_t AC_decay(void); 111 | 112 | /* interface to modifications on the fly */ 113 | er_ret_t AC_asc_ban_set(char *addrstr, char *text, int denyflag); 114 | 115 | 116 | /* printing */ 117 | char *AC_credit_to_string(acc_st *a); 118 | unsigned AC_print_acl(GString *output); 119 | unsigned AC_print_access(GString *output); 120 | 121 | int AC_credit_isdenied(acc_st *acc_credit); 122 | void AC_count_object( acc_st *acc_credit, acl_st *acl, int private ); 123 | int AC_get_higher_limit(acc_st *acc_credit, acl_st *acl); 124 | 125 | er_ret_t AC_asc_acl_command_set( char *command, char *comment ); 126 | er_ret_t AC_asc_set_nodeny(char *ip); 127 | SQ_connection_t *AC_dbopen_admin(void); 128 | 129 | #ifdef __cplusplus 130 | } 131 | #endif 132 | 133 | 134 | /* declare global accounting trees */ 135 | EXTDEF rx_tree_t *act_runtime; 136 | EXTDEF rx_tree_t *act_hour; 137 | EXTDEF rx_tree_t *act_minute; 138 | 139 | /* declare global access control list tree */ 140 | EXTDEF rx_tree_t *act_acl; 141 | 142 | #undef EXTDEF 143 | #endif /* READ_ACCESS_CONTROL */