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[l2tpns.git] / l2tpns.h

diff --git a/l2tpns.h b/l2tpns.h
index 7be0911..2cf1797 100644 (file)
--- a/l2tpns.h
+++ b/l2tpns.h
@@ -1,5 +1,5 @@
 // L2TPNS Global Stuff
-// $Id: l2tpns.h,v 1.9 2004-07-02 07:31:23 bodea Exp $
+// $Id: l2tpns.h,v 1.13 2004-07-26 00:20:41 fred_nerk Exp $
 
 #ifndef __L2TPNS_H__
 #define __L2TPNS_H__
@@ -15,7 +15,7 @@
 #include <sys/types.h>
 #include <libcli.h>
 
-#define VERSION        "2.0.0"
+#define VERSION        "2.0.1"
 
 // Limits
 #define MAXTUNNEL      500             // could be up to 65535
@@ -30,7 +30,7 @@
 #define T_FREE         (0)             // A tunnel ID that won't ever be used. Mark session as free.
 
 #define        MAXCONTROL      1000            // max length control message we ever send...
-#define        MAXETHER        (1500+18)       // max packet we try sending to tap
+#define        MAXETHER        (1500+18)       // max packet we try sending to tun
 #define        MAXTEL          96              // telephone number
 #define MAXPLUGINS     20              // maximum number of plugins to load
 #define MAXRADSERVER   10              // max radius servers
@@ -59,8 +59,7 @@
 #define FLASHDIR       ETCDIR
 #endif
 
-#define TAPDEVICE      "/dev/net/tun"
-#define        UDP             17
+#define TUNDEVICE      "/dev/net/tun"
 #define STATEFILE      DATADIR "/state.dump"           // State dump file
 #define CONFIGFILE     FLASHDIR "/startup-config"      // Configuration file
 #define CLIUSERS       FLASHDIR "/users"               // CLI Users file
@@ -68,7 +67,6 @@
 #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)
@@ -106,6 +104,26 @@ typedef u16 tunnelidt;
 typedef u32 clockt;
 typedef u8 hasht[16];
 
+// CLI actions
+struct cli_session_actions {
+       char action;
+       ipt snoop_ip;
+       u16 snoop_port;
+       int throttle;
+};
+
+#define CLI_SESS_KILL          0x01
+#define CLI_SESS_SNOOP         0x02
+#define CLI_SESS_NOSNOOP       0x04
+#define CLI_SESS_THROTTLE      0x08
+#define CLI_SESS_NOTHROTTLE    0x10
+
+struct cli_tunnel_actions {
+       char action;
+};
+
+#define CLI_TUN_KILL           0x01
+
 // dump header: update number if internal format changes
 #define DUMP_MAGIC "L2TPNS#" VERSION "#"
 
@@ -271,12 +289,12 @@ struct Tstats
     time_t             start_time;
     time_t             last_reset;
 
-    unsigned long      tap_rx_packets;
-    unsigned long      tap_tx_packets;
-    unsigned long      tap_rx_bytes;
-    unsigned long      tap_tx_bytes;
-    unsigned long      tap_rx_errors;
-    unsigned long      tap_tx_errors;
+    unsigned long      tun_rx_packets;
+    unsigned long      tun_tx_packets;
+    unsigned long      tun_rx_bytes;
+    unsigned long      tun_tx_bytes;
+    unsigned long      tun_rx_errors;
+    unsigned long      tun_tx_errors;
 
     unsigned long      tunnel_rx_packets;
     unsigned long      tunnel_tx_packets;
@@ -288,11 +306,7 @@ struct Tstats
     unsigned long      tunnel_retries;
     unsigned long      radius_retries;
 
-    unsigned long      arp_errors;
-    unsigned long      arp_replies;
-    unsigned long      arp_discarded;
     unsigned long      arp_sent;
-    unsigned long      arp_recv;
 
     unsigned long      packets_snooped;
 
@@ -311,8 +325,7 @@ struct Tstats
     unsigned long      c_forwarded;
     unsigned long      recv_forward;
 #ifdef STATISTICS
-    unsigned long      call_processtap;
-    unsigned long      call_processarp;
+    unsigned long      call_processtun;
     unsigned long      call_processipout;
     unsigned long      call_processudp;
     unsigned long      call_sessionbyip;
@@ -375,13 +388,14 @@ struct configt
        int             cleanup_interval;               // interval between regular cleanups (in seconds)
        int             multi_read_count;               // amount of packets to read per fd in processing loop
 
-       char            tapdevice[10];                  // tap device name
+       char            tundevice[10];                  // tun device name
        char            log_filename[128];
        char            l2tpsecret[64];
 
        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
 
@@ -399,9 +413,9 @@ struct configt
        char            old_plugins[64][MAXPLUGINS];
 
        int             next_tbf;                       // Next HTB id available to use
-       int             scheduler_fifo;                 // If 1, will force scheduler to use SCHED_FIFO.
-                                                       // Don't use this unless you have a dual processor machine!
-       int             icmp_rate;                      // Max number of ICMP unreachable per second to send
+       int             scheduler_fifo;                 // If the system has multiple CPUs, use FIFO scheduling policy for this process.
+       int             lock_pages;                     // Lock pages into memory.
+       int             icmp_rate;                      // Max number of ICMP unreachable per second to send>
 
        u32             cluster_address;                // Multicast address of cluster.
                                                        // Send to this address to have everyone hear.
@@ -479,7 +493,7 @@ void rl_destroy_tbf(u16 t);
 clockt now(void);
 clockt backoff(u8 try);
 void routeset(sessionidt, ipt ip, ipt mask, ipt gw, u8 add);
-void inittap(void);
+void inittun(void);
 void initudp(void);
 void initdata(void);
 void initippool();
@@ -503,7 +517,7 @@ void sendipcp(tunnelidt t, sessionidt s);
 void processipout(u8 * buf, int len);
 void processarp(u8 * buf, int len);
 void processudp(u8 * buf, int len, struct sockaddr_in *addr);
-void processtap(u8 * buf, int len);
+void processtun(u8 * buf, int len);
 void processcontrol(u8 * buf, int len, struct sockaddr_in *addr);
 int assign_ip_address(sessionidt s);
 void free_ip_address(sessionidt s);
@@ -525,7 +539,7 @@ int sessionsetup(tunnelidt t, sessionidt s);
 int cluster_send_session(int s);
 int cluster_send_tunnel(int t);
 int cluster_send_goodbye();
-void init_cli();
+void init_cli(char *hostname);
 void cli_do_file(FILE *fh);
 void cli_do(int sockfd);
 int cli_arg_help(struct cli_def *cli, int cr_ok, char *entry, ...);