Stae MAchine

src/ac/statemachine.c

@@ -0,0 +1,137 @@
+#include <stdint.h>
+
+#include <mavl.h>
+
+#include "cw/capwap.h"
+#include "cw/dbg.h"
+
+#include "statemachine.h"
+
+static cw_StateMachineState_t statemachine_states[];
+
+int cw_statemachine_run(struct cw_StateMachine * mach)
+{
+	struct mavl * st = cw_statemachine_load_states(NULL,statemachine_states);
+	mavl_destroy(st);
+	return 0;
+}
+
+static cw_StateMachineState_t statemachine_states[]={
+	{	CW_STATE_NONE, CAPWAP_STATE_DISCOVERY,		/* transition */
+		NULL,0						/* timer */
+
+	}
+	,
+
+
+	{
+		CAPWAP_STATE_DTLS_SETUP, CAPWAP_STATE_JOIN,	/* transition */
+		"wait-join",CAPWAP_WAIT_JOIN,			/* timer */
+		1						/* retval */
+	}
+	,
+	{
+		CAPWAP_STATE_JOIN,CAPWAP_STATE_TIMEOUT,
+		NULL,0,
+		0, "WTP Join timeout"
+	}
+	,
+	{
+		CAPWAP_STATE_JOIN, CAPWAP_STATE_JOIN,
+		NULL,0,
+		1, "WTP has joined"
+		
+	}
+	,
+	{
+		CAPWAP_STATE_JOIN, CAPWAP_STATE_CONFIGURE,
+		"capwap-timers/change-state-pending-timer",CAPWAP_TIMER_CHANGE_STATE_PENDING_TIMER,
+		1, NULL
+	}
+	,
+	{
+		CAPWAP_STATE_CONFIGURE,CAPWAP_STATE_TIMEOUT,
+		NULL,0,
+		0, "WTP change state timeout"
+	}
+	,
+	{
+		CAPWAP_STATE_CONFIGURE,CAPWAP_STATE_DATA_CHECK,
+		"capwap-timers/data-check-timer",CAPWAP_TIMER_DATA_CHECK_TIMER,
+		1, NULL
+	}
+	,
+	{
+		CAPWAP_STATE_DATA_CHECK,CAPWAP_STATE_TIMEOUT,
+		NULL,0,
+		0, "WTP data check timeout"
+	}
+	,
+	
+	{
+		CAPWAP_STATE_DATA_CHECK,CAPWAP_STATE_RUN,
+		"capwap-timers/echo-interval",CAPWAP_ECHO_INTERVAL,
+		1, NULL
+	}
+	,
+	{
+		CAPWAP_STATE_RUN,CAPWAP_STATE_RUN,
+		"capwap-timers/echo-interval",CAPWAP_ECHO_INTERVAL,
+		1, NULL
+	}
+	,
+	{
+		CAPWAP_STATE_RUN,CAPWAP_STATE_TIMEOUT,
+		NULL,0,
+		0, "WTP echo timout"
+	}
+	,
+	{0,0,0}
+};
+
+
+
+static int cmp_statemachine_state(const void *state1, const void *state2)
+{
+        const struct cw_StateMachineState *s1 = state1;
+        const struct cw_StateMachineState *s2 = state2;
+        int rc;
+        rc = s1->state - s2->state;
+        if (rc!=0)
+                return rc;
+        return s1->prevstate-s2->prevstate;
+}
+
+
+struct mavl * cw_statemachine_load_states (struct mavl * statemachine_states, cw_StateMachineState_t * states)
+{
+        cw_StateMachineState_t * s;
+        int replaced;
+	cw_dbg(DBG_STATE,"Loading State Machine States");
+
+	if (statemachine_states == NULL){
+		statemachine_states = mavl_create(cmp_statemachine_state,NULL,sizeof(cw_StateMachineState_t));
+		if (statemachine_states == NULL)
+			return NULL;
+	}
+
+        s=states;
+        while (s->state != 0){
+                const char * repstr;
+                mavl_replace(statemachine_states,s,&replaced);
+
+                if (replaced){
+                        repstr = "Replacing";
+                }
+                else{
+                        repstr = "Adding";
+                }
+                cw_dbg(DBG_STATE,"     %s: [%s->%s]",repstr,
+                        cw_strstate(s->prevstate),
+                        cw_strstate(s->state));
+                s++;
+        }
+        return 1;
+}
+
+

src/ac/statemachine.h

@@ -0,0 +1,13 @@
+#ifndef STATEMACHINE_H
+#define STATEMACHINE_H
+
+struct cw_StateMachine{
+	uint8_t prevstate,currentstate;
+
+};
+
+
+struct mavl * cw_statemachine_load_states (struct mavl * statemachine_states, cw_StateMachineState_t * states);
+int cw_statemachine_run(struct cw_StateMachine * mach);
+
+#endif