X-Git-Url: http://git.sameswireless.fr/l2tpns.git/blobdiff_plain/35f10d93f4f2bbd5791dc0996a36f0ba8386576d..ec4f5a95de78fd6dea23e8a20ace3144e4e3eea6:/l2tpns.h

diff --git a/l2tpns.h b/l2tpns.h
index 0d07ae3..092c683 100644
--- a/l2tpns.h
+++ b/l2tpns.h
@@ -9,6 +9,7 @@
 #include <signal.h>
 #include <stdlib.h>
 #include <netinet/in.h>
+#include <net/ethernet.h>
 #include <sys/socket.h>
 #include <arpa/inet.h>
 #include <sys/types.h>
@@ -24,6 +25,9 @@
 #define MAXSESSION	60000		// could be up to 65535
 #define MAXTBFS		6000		// Maximum token bucket filters. Might need up to 2 * session.
 
+// Tunnel Id reserved for pppoe
+#define TUNNEL_ID_PPPOE	1
+
 #define RADIUS_SHIFT	6
 #define RADIUS_FDS	(1 << RADIUS_SHIFT)
 #define RADIUS_MASK	((1 << RADIUS_SHIFT) - 1)
@@ -60,7 +64,7 @@
 #define MAXFRAGLEN	1496	// Maximum length for Multilink fragment (The multilink may contain only one link)
 #define MAXFRAGNUM	512		// Maximum number of Multilink fragment in a bundle (must be in the form of 2^X)
 					// it's not expected to have a space for more than 10 unassembled packets = 10 * MAXBUNDLESES
-#define	MAXFRAGNUM_MASK	511		// Must be equal to MAXFRAGNUM-1
+#define	MAXFRAGNUM_MASK	(MAXFRAGNUM - 1)		// Must be equal to MAXFRAGNUM-1
 
 // Constants
 #ifndef ETCDIR
@@ -243,10 +247,7 @@ typedef struct controls		// control message
 {
 	struct controls *next;	// next in queue
 	uint16_t length;	// length
-	union {
-		uint8_t buf[MAXCONTROL];
-		uint16_t buf16[MAXCONTROL/2];
-	} __attribute__ ((__transparent_union__));
+	uint8_t buf[MAXCONTROL];
 }
 controlt;
 
@@ -323,9 +324,11 @@ typedef struct
 	struct in6_addr ipv6route;	// Static IPv6 route
 #ifdef LAC
 	sessionidt forwardtosession;	// LNS id_session to forward
-	char reserved[10];		// Space to expand structure without changing HB_VERSION
+	uint8_t src_hwaddr[ETH_ALEN];	// MAC addr source (for pppoe sessions 6 bytes)
+	char reserved[4];		// Space to expand structure without changing HB_VERSION
 #else
-	char reserved[12];		// Space to expand structure without changing HB_VERSION
+	uint8_t src_hwaddr[ETH_ALEN];	// MAC addr source (for pppoe sessions 6 bytes)
+	char reserved[6];		// Space to expand structure without changing HB_VERSION
 #endif
 }
 sessiont;
@@ -350,9 +353,9 @@ bundlet;
 
 typedef struct
 {
-        fragmentt fragment[MAXFRAGNUM];
-        uint8_t reassembled_frame[MAXETHER];    // The reassembled frame
-        uint16_t re_frame_len;                  // The reassembled frame length
+	fragmentt fragment[MAXFRAGNUM];
+	uint8_t reassembled_frame[MAXETHER];    // The reassembled frame
+	uint16_t re_frame_len;                  // The reassembled frame length
 	uint16_t re_frame_begin_index, re_frame_end_index;	// reassembled frame begin index, end index respectively
 	uint16_t start_index, end_index;	// start and end sequence numbers available on the fragments array respectively
 	uint32_t M;				// Minumum frame sequence number received over all bundle members
@@ -658,7 +661,7 @@ typedef struct
 	int		reload_config;			// flag to re-read config (set by cli)
 	int		multi_read_count;		// amount of packets to read per fd in processing loop
 
-	char		tundevice[IFNAMSIZ];		// tun device name
+	char		tundevicename[IFNAMSIZ];		// tun device name
 	char		log_filename[128];
 
 	char		l2tp_secret[64];		// L2TP shared secret
@@ -764,10 +767,17 @@ typedef struct
 	in_addr_t iftun_address;
 #ifdef LAC
 	int disable_lac_func;
+	int auth_tunnel_change_addr_src;
 	int highest_rlnsid;
 	uint16_t bind_portremotelns;
 	in_addr_t bind_address_remotelns;
 #endif
+	char pppoe_if_to_bind[IFNAMSIZ];	// Name pppoe interface to bind
+	char pppoe_service_name[64];	// pppoe service name
+	char pppoe_ac_name[64];
+	uint8_t pppoe_hwaddr[ETH_ALEN];	// MAC addr of interface pppoe to bind
+	int disable_sending_hello; // Disable l2tp sending HELLO message for Apple compatibility.
+	int disable_no_spoof; // Disable no spoof (permit load balancing client --> internet)
 } configt;
 
 enum config_typet { INT, STRING, UNSIGNED_LONG, SHORT, BOOL, IPv4, IPv6 };
@@ -887,6 +897,7 @@ void processipv6in(sessionidt s, tunnelidt t, uint8_t *p, uint16_t l);
 void processccp(sessionidt s, tunnelidt t, uint8_t *p, uint16_t l);
 void sendchap(sessionidt s, tunnelidt t);
 uint8_t *makeppp(uint8_t *b, int size, uint8_t *p, int l, sessionidt s, tunnelidt t, uint16_t mtype, uint8_t prio, bundleidt bid, uint8_t mp_bits);
+uint8_t *opt_makeppp(uint8_t *p, int l, sessionidt s, tunnelidt t, uint16_t mtype, uint8_t prio, bundleidt bid, uint8_t mp_bits);
 void sendlcp(sessionidt s, tunnelidt t);
 void send_ipin(sessionidt s, uint8_t *buf, int len);
 void sendccp(sessionidt s, tunnelidt t);
@@ -989,18 +1000,20 @@ extern int epollfd;
 
 struct event_data {
 	enum {
-	    	FD_TYPE_CLI,
-	    	FD_TYPE_CLUSTER,
-	    	FD_TYPE_TUN,
-	    	FD_TYPE_UDP,
-	    	FD_TYPE_CONTROL,
-	    	FD_TYPE_DAE,
+		FD_TYPE_CLI,
+		FD_TYPE_CLUSTER,
+		FD_TYPE_TUN,
+		FD_TYPE_UDP,
+		FD_TYPE_CONTROL,
+		FD_TYPE_DAE,
 		FD_TYPE_RADIUS,
 		FD_TYPE_BGP,
 		FD_TYPE_NETLINK,
 #ifdef LAC
 		FD_TYPE_UDPLAC,
 #endif
+		FD_TYPE_PPPOEDISC,
+		FD_TYPE_PPPOESESS
 	} type;
 	int index; // for RADIUS, BGP
 };