Initial commit

FossilOrigin-Name: c53d95729c009f8f80a7d63847cef7668ff73f8af0523ab65f7734696f85399c

src/wtp/run.c

@@ -0,0 +1,98 @@
+#include <time.h>
+#include <errno.h>
+
+#include "capwap/capwap.h"
+#include "capwap/conn.h"
+#include "capwap/radioinfo.h"
+#include "capwap/cw_log.h"
+#include "capwap/dtls.h"
+
+
+#include "wtp_conf.h"
+
+static int echo_interval_timer;
+
+struct cwrmsg * get_response(struct conn * conn, int type,int seqnum)
+{
+	struct cwrmsg * cwrmsg; 
+	int i;
+	for(i=0; i<conf_retransmit_interval; i++){
+		cwrmsg = conn_get_message(conn);
+		if ( cwrmsg==0){
+			//printf("null message \n");
+			continue;
+		}
+
+		if (cwrmsg->type==type && cwrmsg->seqnum==seqnum)
+			return cwrmsg;
+		printf("another message was detected %i %i\n",cwrmsg->type,cwrmsg->seqnum);
+	}		
+	return 0;
+	
+}
+
+
+
+struct cwrmsg * send_request(struct conn * conn,struct cwmsg *cwmsg)
+{
+	int i;
+	for (i=0; i<conf_max_retransmit; i++){
+
+#ifdef WITH_CW_LOG_DEBUG
+		if (i>0){
+			cw_log_debug1("Retransmitting request, type=%i,seqnum=%i",cwmsg->type,cwmsg->seqnum);
+		}
+#endif
+
+		int rc = conn_send_cwmsg(conn,cwmsg);
+		if (rc<0){
+			cw_log_debug1("Error sending request, type=%i, seqnum %i, %s",cwmsg->type,cwmsg->seqnum,strerror(errno));
+			return 0;
+		}
+		struct cwrmsg * r = get_response(conn,cwmsg->type+1,cwmsg->seqnum);
+		if (r)
+			return r;
+
+	}
+	return 0;
+}
+
+
+
+
+int run(struct conn * conn)
+{
+	struct radioinfo radioinfo;
+	memset(&radioinfo,0,sizeof(radioinfo));
+
+	echo_interval_timer=time(NULL);
+	while (1){	
+		if (time(NULL)-echo_interval_timer >= conf_echo_interval)
+		{
+			struct cwmsg cwmsg;
+			uint8_t buffer[CWMSG_MAX_SIZE];
+
+		//	cwsend_echo_request(conn,&radioinfo);
+
+			cw_log_debug1("Sending echo request");
+			cwmsg_init_echo_request(&cwmsg,buffer,conn,&radioinfo);
+			struct cwrmsg * rc = send_request(conn,&cwmsg);
+
+//			printf("conn->seqnum %i\n",conn->seqnum);
+//			struct cwrmsg * rc = get_response(conn,CWMSG_ECHO_RESPONSE,conn->seqnum);		
+			if (rc==0){
+
+				dtls_shutdown(conn);	
+				cw_log_debug1("Connection lost, no echo response");
+				return 0;
+			}
+			echo_interval_timer=time(NULL);
+		}
+		sleep(1);
+
+	}
+	exit(0);
+}
+
+
+