rename accel-pptp to accel-ppp

1 files changed, 189 insertions, 0 deletions

diff --git a/accel-pppd/ppp/ppp.h b/accel-pppd/ppp/ppp.h
new file mode 100644
index 00000000..c633135c
--- /dev/null
+++ b/accel-pppd/ppp/ppp.h
@@ -0,0 +1,189 @@
+#ifndef PPP_H
+#define PPP_H
+
+#include <sys/types.h>
+#include <time.h>
+#include <netinet/in.h>
+#include <pthread.h>
+
+#include "triton.h"
+#include "list.h"
+
+/*
+ * Packet header = Code, id, length.
+ */
+#define PPP_HEADERLEN	4
+#define PPP_MTU 1500
+
+
+/*
+ * Protocol field values.
+ */
+#define PPP_IP		0x21	/* Internet Protocol */
+#define PPP_AT		0x29	/* AppleTalk Protocol */
+#define PPP_IPX		0x2b	/* IPX protocol */
+#define	PPP_VJC_COMP	0x2d	/* VJ compressed TCP */
+#define	PPP_VJC_UNCOMP	0x2f	/* VJ uncompressed TCP */
+#define PPP_IPV6	0x57	/* Internet Protocol Version 6 */
+#define PPP_COMP	0xfd	/* compressed packet */
+#define PPP_IPCP	0x8021	/* IP Control Protocol */
+#define PPP_ATCP	0x8029	/* AppleTalk Control Protocol */
+#define PPP_IPXCP	0x802b	/* IPX Control Protocol */
+#define PPP_IPV6CP	0x8057	/* IPv6 Control Protocol */
+#define PPP_CCP		0x80fd	/* Compression Control Protocol */
+#define PPP_ECP		0x8053	/* Encryption Control Protocol */
+#define PPP_LCP		0xc021	/* Link Control Protocol */
+#define PPP_PAP		0xc023	/* Password Authentication Protocol */
+#define PPP_LQR		0xc025	/* Link Quality Report protocol */
+#define PPP_CHAP	0xc223	/* Cryptographic Handshake Auth. Protocol */
+#define PPP_CBCP	0xc029	/* Callback Control Protocol */
+#define PPP_EAP		0xc227	/* Extensible Authentication Protocol */
+
+#define PPP_SESSIONID_LEN 16
+#define PPP_IFNAME_LEN 10
+
+#define PPP_STATE_STARTING  1
+#define PPP_STATE_ACTIVE    2
+#define PPP_STATE_FINISHING 3
+
+#define TERM_USER_REQUEST 1
+#define TERM_SESSION_TIMEOUT 2
+#define TERM_ADMIN_RESET 3
+#define TERM_USER_ERROR 4
+#define TERM_NAS_ERROR 5
+#define TERM_NAS_REQUEST 6
+#define TERM_NAS_REBOOT 7
+#define TERM_AUTH_ERROR 8
+
+
+struct ppp_t;
+
+struct ppp_ctrl_t
+{
+	struct triton_context_t *ctx;
+	const char *name;
+	int max_mtu;
+	char *calling_station_id;
+	char *called_station_id;
+	void (*started)(struct ppp_t*);
+	void (*finished)(struct ppp_t*);
+};
+
+struct ppp_pd_t
+{
+	struct list_head entry;
+	void *key;
+};
+
+struct ppp_t
+{
+	struct list_head entry;
+	struct triton_md_handler_t chan_hnd;
+	struct triton_md_handler_t unit_hnd;
+	int fd;
+	int chan_fd;
+	int unit_fd;
+
+	int chan_idx;
+	int unit_idx;
+
+	int state;
+	char *chan_name;
+	char ifname[PPP_IFNAME_LEN];
+	char sessionid[PPP_SESSIONID_LEN+1];
+	time_t start_time;
+	time_t stop_time;
+	char *username;
+	in_addr_t ipaddr;
+	in_addr_t peer_ipaddr;
+
+	struct ppp_ctrl_t *ctrl;
+
+	int terminating:1;
+	int terminated:1;
+	int terminate_cause;
+
+	void *chan_buf;
+	int chan_buf_size;
+	void *unit_buf;
+	int unit_buf_size;
+
+	struct list_head chan_handlers;
+	struct list_head unit_handlers;
+
+	struct list_head layers;
+	
+	struct ppp_lcp_t *lcp;
+
+	struct list_head pd_list;
+};
+
+struct ppp_layer_t;
+struct layer_node_t;
+struct ppp_layer_data_t
+{
+	struct list_head entry;
+	struct ppp_layer_t *layer;
+	struct layer_node_t *node;
+	int starting:1;
+	int started:1;
+	int finished:1;
+};
+
+struct ppp_layer_t
+{
+	struct list_head entry;
+	struct ppp_layer_data_t *(*init)(struct ppp_t *);
+	int (*start)(struct ppp_layer_data_t*);
+	void (*finish)(struct ppp_layer_data_t*);
+	void (*free)(struct ppp_layer_data_t *);
+};
+
+struct ppp_handler_t
+{
+	struct list_head entry;
+	int proto;
+	void (*recv)(struct ppp_handler_t*);
+	void (*recv_proto_rej)(struct ppp_handler_t *h);
+};
+
+struct ppp_stat_t
+{
+	unsigned int active;
+	unsigned int starting;
+	unsigned int finishing;
+};
+
+struct ppp_t *alloc_ppp(void);
+void ppp_init(struct ppp_t *ppp);
+int establish_ppp(struct ppp_t *ppp);
+int ppp_chan_send(struct ppp_t *ppp, void *data, int size);
+int ppp_unit_send(struct ppp_t *ppp, void *data, int size);
+void lcp_send_proto_rej(struct ppp_t *ppp, uint16_t proto);
+void ppp_recv_proto_rej(struct ppp_t *ppp, uint16_t proto);
+
+struct ppp_fsm_t* ppp_lcp_init(struct ppp_t *ppp);
+void ppp_layer_started(struct ppp_t *ppp,struct ppp_layer_data_t*);
+void ppp_layer_finished(struct ppp_t *ppp,struct ppp_layer_data_t*);
+void ppp_terminate(struct ppp_t *ppp, int hard, int cause);
+
+void ppp_register_chan_handler(struct ppp_t *, struct ppp_handler_t *);
+void ppp_register_unit_handler(struct ppp_t * ,struct ppp_handler_t *);
+void ppp_unregister_handler(struct ppp_t *, struct ppp_handler_t *);
+
+int ppp_register_layer(const char *name, struct ppp_layer_t *);
+void ppp_unregister_layer(struct ppp_layer_t *);
+struct ppp_layer_data_t *ppp_find_layer_data(struct ppp_t *, struct ppp_layer_t *);
+
+extern int ppp_shutdown;
+void ppp_shutdown_soft(void);
+
+extern int conf_ppp_verbose;
+
+extern pthread_rwlock_t ppp_lock;
+extern struct list_head ppp_list;
+
+extern struct ppp_stat_t ppp_stat;
+
+extern int sock_fd; // internet socket for ioctls
+#endif