autosnoop.c

   1 #include <string.h>
   2 #include "l2tpns.h"
   3 #include "plugin.h"
   4
   5 /* set up intercept based on RADIUS reply */
   6
   7 char const *cvs_id = "$Id: autosnoop.c,v 1.11 2005-10-11 07:59:09 bodea Exp $";
   8
   9 int plugin_api_version = PLUGIN_API_VERSION;
  10 struct pluginfuncs *p;
  11
  12 int plugin_radius_response(struct param_radius_response *data)
  13 {
  14         if (!strcmp(data->key, "intercept"))
  15         {
  16                 char *x;
  17                 data->s->snoop_ip = 0;
  18                 data->s->snoop_port = 0;
  19                 if ((x = strchr(data->value, ':')))
  20                 {
  21                         *x++ = 0;
  22                         if (*data->value) data->s->snoop_ip = inet_addr(data->value);
  23                         if (data->s->snoop_ip == INADDR_NONE) data->s->snoop_ip = 0;
  24                         if (*x) data->s->snoop_port = atoi(x);
  25                         p->log(3, p->get_id_by_session(data->s), data->s->tunnel,
  26                                 "         Intercepting user to %s:%d\n",
  27                                 p->fmtaddr(data->s->snoop_ip, 0), data->s->snoop_port);
  28                 }
  29                 else
  30                 {
  31                         p->log(3, p->get_id_by_session(data->s), data->s->tunnel,
  32                                 "         Not Intercepting user (reply string should be intercept=ip:port)\n");
  33                 }
  34         }
  35
  36         return PLUGIN_RET_OK;
  37 }
  38
  39 int plugin_radius_reset(struct param_radius_reset *data)
  40 {
  41         data->s->snoop_ip = 0;
  42         data->s->snoop_port = 0;
  43         return PLUGIN_RET_OK;
  44 }
  45
  46 int plugin_init(struct pluginfuncs *funcs)
  47 {
  48         return ((p = funcs)) ? 1 : 0;
  49 }