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Imported Upstream version 2.1.21

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This commit is contained in:
Benjamin Cama 2011-07-07 12:45:05 +02:00
commit f2a3180cc0
57 changed files with 24656 additions and 0 deletions
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75
autosnoop.c Normal file
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#include <string.h>
#include "l2tpns.h"
#include "plugin.h"
/* set up intercept based on RADIUS reply */
char const *cvs_id = "$Id: autosnoop.c,v 1.12 2005/10/11 09:04:53 bodea Exp $";
int plugin_api_version = PLUGIN_API_VERSION;
static struct pluginfuncs *f = 0;
int plugin_radius_response(struct param_radius_response *data)
{
if (!strcmp(data->key, "intercept"))
{
char *p;
data->s->snoop_ip = 0;
data->s->snoop_port = 0;
if ((p = strchr(data->value, ':')))
{
*p++ = 0;
if (*data->value)
data->s->snoop_ip = inet_addr(data->value);
if (data->s->snoop_ip == INADDR_NONE)
data->s->snoop_ip = 0;
if (*p)
data->s->snoop_port = atoi(p);
f->log(3, f->get_id_by_session(data->s), data->s->tunnel,
" Intercepting user to %s:%d\n",
f->fmtaddr(data->s->snoop_ip, 0), data->s->snoop_port);
}
else
{
f->log(3, f->get_id_by_session(data->s), data->s->tunnel,
" Not Intercepting user (reply string should"
" be intercept=ip:port)\n");
}
}
return PLUGIN_RET_OK;
}
int plugin_radius_reset(struct param_radius_reset *data)
{
data->s->snoop_ip = 0;
data->s->snoop_port = 0;
return PLUGIN_RET_OK;
}
int plugin_radius_account(struct param_radius_account *data)
{
if (data->s->snoop_ip && data->s->snoop_port)
{
uint8_t *p = *data->packet;
*p = 26; // vendor-specific
*(uint32_t *) (p + 2) = htonl(9); // Cisco
p[6] = 1; // Cisco-AVPair
p[7] = 2 + sprintf((char *) p + 8, "intercept=%s:%d",
f->fmtaddr(data->s->snoop_ip, 0), data->s->snoop_port);
p[1] = p[7] + 6;
*data->packet += p[1];
}
return PLUGIN_RET_OK;
}
int plugin_init(struct pluginfuncs *funcs)
{
return ((f = funcs)) ? 1 : 0;
}