along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
#define TCPONLY 0x0004 /* Tells sender to send packets over TCP instead of UDP (for firewalls) */
typedef unsigned long ip_t;
#define TCPONLY 0x0004 /* Tells sender to send packets over TCP instead of UDP (for firewalls) */
typedef unsigned long ip_t;
int dataopen:1; /* 1 if we have a valid UDP connection open */
int encryptout:1; /* 1 if we can encrypt outgoing traffic */
int encryptin:1; /* 1 if we have to decrypt incoming traffic */
int dataopen:1; /* 1 if we have a valid UDP connection open */
int encryptout:1; /* 1 if we can encrypt outgoing traffic */
int encryptin:1; /* 1 if we have to decrypt incoming traffic */
int meta_socket; /* our tcp meta socket */
int protocol_version; /* used protocol */
status_bits_t status; /* status info */
int meta_socket; /* our tcp meta socket */
int protocol_version; /* used protocol */
status_bits_t status; /* status info */
passphrase_t *pp; /* encoded passphrase */
packet_queue_t *sq; /* pending outgoing packets */
packet_queue_t *rq; /* pending incoming packets (they have no
valid key to be decrypted with) */
enc_key_t *public_key; /* the other party's public key */
passphrase_t *pp; /* encoded passphrase */
packet_queue_t *sq; /* pending outgoing packets */
packet_queue_t *rq; /* pending incoming packets (they have no
valid key to be decrypted with) */
enc_key_t *public_key; /* the other party's public key */
char *buffer; /* metadata input buffer */
int buflen; /* bytes read into buffer */
int reqlen; /* length of first request in buffer */
char *buffer; /* metadata input buffer */
int buflen; /* bytes read into buffer */
int reqlen; /* length of first request in buffer */
int want_ping; /* 0 if there's no need to check for activity */
int allow_request; /* defined if there's only one request possible */
char *chal_answer; /* answer to the given challenge */
int want_ping; /* 0 if there's no need to check for activity */
int allow_request; /* defined if there's only one request possible */
char *chal_answer; /* answer to the given challenge */
struct conn_list_t *nexthop; /* nearest meta-hop in this direction */
struct conn_list_t *next; /* after all, it's a list of connections */
} conn_list_t;
struct conn_list_t *nexthop; /* nearest meta-hop in this direction */
struct conn_list_t *next; /* after all, it's a list of connections */
} conn_list_t;
extern int send_packet(ip_t, vpn_packet_t *);
extern int setup_network_connections(void);
extern void close_network_connections(void);
extern int send_packet(ip_t, vpn_packet_t *);
extern int setup_network_connections(void);
extern void close_network_connections(void);