// L2TPNS Global Stuff
-// $Id: l2tpns.h,v 1.12 2004-07-12 08:21:45 bodea Exp $
+// $Id: l2tpns.h,v 1.22 2004-10-28 03:31:39 bodea Exp $
#ifndef __L2TPNS_H__
#define __L2TPNS_H__
#include <sys/types.h>
#include <libcli.h>
-#define VERSION "2.0.1"
+#define VERSION "2.0.2"
// Limits
#define MAXTUNNEL 500 // could be up to 65535
#define RADIUS_SHIFT 5
#define RADIUS_MASK ((unsigned short)(((unsigned short)~0) >> (16 - RADIUS_SHIFT)))
-#define MAXRADIUS ((2 << (RADIUS_SHIFT - 1)) * 255)
+#define MAXRADIUS ((unsigned long)(1L << RADIUS_SHIFT) * 255)
#define T_UNDEF (0xffff) // A tunnel ID that won't ever be used. Mark session as undefined.
#define T_FREE (0) // A tunnel ID that won't ever be used. Mark session as free.
#define MAX_LOG_LENGTH 512 // Maximum size of log message
#define ECHO_TIMEOUT 60 // Time between last packet sent and LCP ECHO generation
#define IDLE_TIMEOUT 240 // Time between last packet sent and LCP ECHO generation
+#define BUSY_WAIT_TIMEOUT 3000 // 5 minutes in 1/10th seconds to wait for radius to cleanup on shutdown
// Constants
#include "config.h"
#define ACCT_TIME 3000 // 5 minute accounting interval
#define L2TPPORT 1701 // L2TP port
#define RADPORT 1645 // old radius port...
-#define RADAPORT 1646 // old radius accounting port
#define PKTARP 0x0806 // ARP packet type
#define PKTIP 0x0800 // IP packet type
#define PSEUDOMAC 0x0200 // pseudo MAC prefix (local significant MAC)
ProtocolRej,
EchoReq,
EchoReply,
- DiscardRequest
+ DiscardRequest,
+ IdentRequest
};
// Types
#define CLI_SESS_NOTHROTTLE 0x10
struct cli_tunnel_actions {
- char action;
+ char action;
};
#define CLI_TUN_KILL 0x01
{
sessionidt next; // next session in linked list
sessionidt far; // far end session ID
- tunnelidt tunnel; // tunnel ID
+ tunnelidt tunnel; // near end tunnel ID
ipt ip; // IP of session set by RADIUS response (host byte order).
int ip_pool_index; // index to IP pool
- unsigned long sid; // session id for hsddb
+ unsigned long unique_id; // unique session id
u16 nr; // next receive
u16 ns; // next send
u32 magic; // ppp magic number
u16 tbf_in; // filter bucket for throttling in from the user.
u16 tbf_out; // filter bucket for throttling out to the user.
u8 l2tp_flags; // various bit flags from the ICCN on the l2tp tunnel.
+ u8 reserved_old_snoop; // No longer used - remove at some time
u8 walled_garden; // is this session gardened?
u8 flags1; // additional flags (currently unused);
char random_vector[MAXTEL];
u32 flags; // Various session flags.
ipt snoop_ip; // Interception destination IP
u16 snoop_port; // Interception destination port
- char reserved[28]; // Space to expand structure without changing HB_VERSION
+ u16 sid; // near end session id.
+ char reserved[20]; // Space to expand structure without changing HB_VERSION
}
sessiont;
#define SESSIONPFC 1 // PFC negotiated flags
#define SESSIONACFC 2 // ACFC negotiated flags
+#define SESSIONLCPACK 4 // LCP negotiated
// 168 bytes per tunnel
typedef struct tunnels
int debug; // debugging level
time_t start_time; // time when l2tpns was started
char bandwidth[256]; // current bandwidth
+ char pid_file[256]; // file to write PID to on startup
+ int wrote_pid;
clockt current_time; // 1/10ths of a second since the process started.
// means that we can only run a given process
// for 13 years without re-starting!
char radiussecret[64];
int radius_accounting;
ipt radiusserver[MAXRADSERVER]; // radius servers
+ u16 radiusport[MAXRADSERVER]; // radius base ports
u8 numradiusservers; // radius server count
short num_radfds; // Number of radius filehandles allocated
char bgp_peer[2][64];
u16 bgp_peer_as[2];
#endif
+ char hostname[256]; // our hostname - set to gethostname() by default
};
struct config_descriptt
char *key;
int offset;
int size;
- enum { INT, STRING, UNSIGNED_LONG, SHORT, BOOL, IP } type;
+ enum { INT, STRING, UNSIGNED_LONG, SHORT, BOOL, IP, MAC } type;
};
// arp.c
void routeset(sessionidt, ipt ip, ipt mask, ipt gw, u8 add);
void inittun(void);
void initudp(void);
-void initdata(void);
+void initdata(int optdebug, const char *optconfig);
void initippool();
sessionidt sessionbyip(ipt ip);
sessionidt sessionbyuser(char *username);
extern struct configt *config;
extern time_t basetime; // Time when this process started.
extern time_t time_now; // Seconds since EPOCH.
-extern u32 last_sid;
+extern u32 last_id;
extern struct Tstats *_statistics;
extern ipt my_address;
extern int tun_write(u8 *data, int size);