initiating work on accel-pptpd, replacement of modified poptop

1 files changed, 91 insertions, 0 deletions

diff --git a/accel-pptpd/ppp_fsm.h b/accel-pptpd/ppp_fsm.h
new file mode 100644
index 0000000..f07735d
--- /dev/null
+++ b/accel-pptpd/ppp_fsm.h
@@ -0,0 +1,91 @@
+#ifndef PPP_FSM_H
+#define PPP_FSM_H
+
+#include "list.h"
+
+typedef enum {FSM_Initial=0,FSM_Starting,FSM_Closed,FSM_Stopped,FSM_Closing,FSM_Stopping,FSM_Req_Sent,FSM_Ack_Rcvd,FSM_Ack_Sent,FSM_Opened} FSM_STATE;
+/*
+ *  CP (LCP, IPCP, etc.) codes.
+ */
+#define CONFREQ		1	/* Configuration Request */
+#define CONFACK		2	/* Configuration Ack */
+#define CONFNAK		3	/* Configuration Nak */
+#define CONFREJ		4	/* Configuration Reject */
+#define TERMREQ		5	/* Termination Request */
+#define TERMACK		6	/* Termination Ack */
+#define CODEREJ		7	/* Code Reject */
+#define ECHOREQ		9	/* Echo Request */
+#define ECHOREP		10	/* Echo Reply */
+
+struct ppp_hdr_t;
+
+struct lcp_options_t
+{
+	int mru;
+	int auth;
+	int magic;
+	int accomp;
+	int pcomp;
+};
+
+struct ppp_layer_t
+{
+	struct list_head entry;
+	struct ppp_layer_t *lower;
+	struct ppp_layer_t *upper;
+
+	int proto;
+	struct ppp_t *ppp;
+	FSM_STATE fsm_state;
+	
+	union
+	{
+		struct lcp_options_t lcp;
+	}options;
+
+	struct triton_timer_t restart_timer;
+	int restart_counter;
+	int max_terminate;
+	int max_configure;
+	int max_failure;
+
+	int seq;
+	int recv_id;
+	int magic_num;
+
+	int opt_restart:1;
+	int opt_passive:1;
+
+	//fsm handling
+	void (*layer_up)(struct ppp_layer_t*);
+	void (*layer_down)(struct ppp_layer_t*);
+	void (*layer_started)(struct ppp_layer_t*);
+	void (*layer_finished)(struct ppp_layer_t*);
+	void (*send_conf_req)(struct ppp_layer_t*);
+	void (*send_conf_ack)(struct ppp_layer_t*);
+	void (*send_conf_nak)(struct ppp_layer_t*);
+	void (*send_conf_rej)(struct ppp_layer_t*);
+
+	void (*recv)(struct ppp_layer_t*,struct ppp_hdr_t*);
+};
+
+void ppp_fsm_init(struct ppp_layer_t*);
+void ppp_fsm_recv(struct ppp_layer_t*);
+
+void ppp_fsm_lower_up(struct ppp_layer_t *layer);
+void ppp_fsm_lower_down(struct ppp_layer_t *layer);
+void ppp_fsm_open(struct ppp_layer_t *layer);
+void ppp_fsm_close(struct ppp_layer_t *layer);
+void ppp_fsm_timeout0(struct ppp_layer_t *layer);
+void ppp_fsm_timeout1(struct ppp_layer_t *layer);
+void ppp_fsm_recv_conf_req_good(struct ppp_layer_t *layer);
+void ppp_fsm_recv_conf_req_bad(struct ppp_layer_t *layer);
+void ppp_fsm_recv_conf_ack(struct ppp_layer_t *layer);
+void ppp_fsm_recv_conf_rej(struct ppp_layer_t *layer);
+void ppp_fsm_recv_term_req(struct ppp_layer_t *layer);
+void ppp_fsm_recv_term_ack(struct ppp_layer_t *layer);
+void ppp_fsm_recv_unk(struct ppp_layer_t *layer);
+void ppp_fsm_recv_code_rej_bad(struct ppp_layer_t *layer);
+void ppp_fsm_recv_echo(struct ppp_layer_t *layer);
+
+#endif