modules/ac/access_control.h

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DEFINITIONS

This source file includes following functions.
  1. acl_st
  2. AC_AR_MAXPRIVATE
  3. AC_AR_MAXPUBLIC
  4. AC_AR_MAXDENIALS
  5. AC_AR_DENY
  6. AC_AR_TRUSTPASS
  7. AC_AR_SIZE
  8. AC_ar_elements
  9. AC_ACC_NOT_CHANGED
  10. AC_ACC_CHANGED
  11. AC_ACC_NEW
  12. AC_acc_status
  13. acc_st

   1 #ifndef READ_ACCESS_CONTROL
   2 #define READ_ACCESS_CONTROL
   3 
   4 /***************************************
   5   $Revision: 1.20 $
   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 "timediff.h"
  35 #include "erroutines.h"
  36 #include "iproutines.h"
  37 #include "rxroutines.h"
  38 #include "mysql_driver.h"
  39 
  40 #ifdef AC_IMPL
  41 #define EXTDEF 
  42 #else
  43 #define EXTDEF extern
  44 #endif
  45 
  46 /* Access control structure */
  47 typedef struct {
  48                         /* max bonus values before temporary denial,
  49                          * -1 == unlimited: */
  50   int      maxprivate;  /* --  private objects */
  51   int      maxpublic;   /* --  public objects */
  52   short    maxdenials;  /* before the permanent ban is set */
  53   char     deny;        /* THE ban itself */
  54   char     trustpass;   /* has power to pass ip addresses */
  55 } acl_st;
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  56 
  57 
  58 #ifdef AC_IMPL
  59 /* order must correspond to the array below */
  60 typedef enum {
  61   AC_AR_MAXPRIVATE = 0,
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  62     AC_AR_MAXPUBLIC,
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  63     AC_AR_MAXDENIALS,
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  64     AC_AR_DENY,
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  65     AC_AR_TRUSTPASS,
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  66     AC_AR_SIZE
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  67 } AC_ar_elements;
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  68 
  69 /* this array is used for setting the values from the command line
  70    of the admin interface (with getsubopt)
  71 */
  72 char* AC_ar_acl[]  = {
  73   "maxprivate",  
  74   "maxpublic",
  75   "maxdenials",
  76   "deny",
  77   "trustpass",
  78   NULL };
  79 #endif
  80 
  81 typedef enum {
  82   AC_ACC_NOT_CHANGED = 0,
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  83   AC_ACC_CHANGED,
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  84   AC_ACC_NEW
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  85 } AC_acc_status;
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  86 
  87 /* Accounting == counters */
  88 typedef struct {
  89   int connections;
  90   int addrpasses;
  91   int denials;
  92   int queries;
  93   int referrals;
  94   int public_objects;     
  95   int private_objects;    
  96   float public_bonus;       /* those two are .. */
  97   float private_bonus;      /* .. maintained only in the runtime tree */
  98   ut_timer_t timestamp;     /* in-memory is ut_timer_t */
  99   AC_acc_status changed; 
 100 } acc_st;
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 101 
 102 
 103 #define ACC_PLUS 0
 104 #define ACC_MINUS 1
 105 
 106 #ifdef __cplusplus
 107 extern "C" {
 108 #endif
 109 
 110 
 111 /* prototypes */
 112 er_ret_t AC_build(void);
 113 er_ret_t AC_fetch_acc( ip_addr_t *, acc_st * );
 114 er_ret_t AC_check_acl( ip_addr_t *, acc_st *, acl_st *);
 115 void AC_acc_addup(acc_st *, acc_st *, int);
 116 er_ret_t AC_commit(ip_addr_t *, acc_st *,acl_st * );
 117 er_ret_t AC_acc_load(void);
 118 er_ret_t AC_decay(void);
 119 
 120 er_ret_t AC_persistence_init(void);
 121 er_ret_t AC_persistence_daemon(void);
 122 er_ret_t AC_persistence_save(void);
 123 
 124 /* interface to modifications on the fly */
 125 /* er_ret_t AC_asc_ban_set(char *addrstr, char *text, int denyflag); */
 126 
 127 
 128 /* printing */
 129 char *AC_credit_to_string(acc_st *a);
 130 unsigned AC_print_acl(GString *output);
 131 unsigned AC_print_access(GString *output);
 132 
 133 int AC_credit_isdenied(acc_st    *acc_credit);
 134 void AC_count_object( acc_st    *acc_credit, acl_st    *acl, int private );
 135 int AC_get_higher_limit(acc_st    *acc_credit, acl_st    *acl);
 136 
 137 er_ret_t AC_asc_acl_command_set( char *command, char *comment );
 138 er_ret_t AC_asc_set_nodeny(char *ip);
 139 SQ_connection_t *AC_dbopen_admin(void);
 140 
 141 #ifdef __cplusplus
 142 }
 143 #endif
 144 
 145 
 146 /* declare global accounting trees */
 147 EXTDEF rx_tree_t  *act_runtime;
 148 EXTDEF rx_tree_t  *act_hour;
 149 EXTDEF rx_tree_t  *act_minute;
 150 
 151 EXTDEF int ac_auto_save;
 152 
 153 
 154 /* declare global access control list tree */
 155 EXTDEF rx_tree_t  *act_acl;
 156 
 157 #undef EXTDEF
 158 #endif /* READ_ACCESS_CONTROL */

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