streamlined Run()

QnetITAP.cpp

@@ -130,7 +130,8 @@ REPLY_TYPE CQnetITAP::GetITAPData(unsigned char *buf)
 {
 	// Shamelessly adapted from Jonathan G4KLX's CIcomController::GetResponse()
 	// and CSerialController::read()
-	// Get the start of the frame or nothing at all
+
+	// Get the buffer size or nothing at all
 	int ret = ::read(serfd, buf, 1U);
 	if (ret < 0) {
 		printf("Error when reading first byte from the Icom radio %d: %s", errno, strerror(errno));
@@ -153,17 +154,9 @@ REPLY_TYPE CQnetITAP::GetITAPData(unsigned char *buf)
 	unsigned int offset = 1U;
 
 	while (offset < length) {
-		fd_set fds;
-		FD_ZERO(&fds);
-		FD_SET(serfd, &fds);
-		int n = ::select(serfd+1, &fds, NULL, NULL, NULL);	// wait untill it's ready. won't return a zero.
-		if (n < 0) {
-			printf("ERROR: GetITAPData: select returned error %d: %s\n", errno, strerror(errno));
-			return RT_ERROR;
-		}
 
 		ret = ::read(serfd, buf + offset, length - offset);
-		if (ret < 0 && errno!=EAGAIN) {
+		if (ret<0 && errno!=EAGAIN) {
 			printf("Error when reading buffer from the Icom radio %d: %s\n", errno, strerror(errno));
 			return RT_ERROR;
 		}
@@ -205,7 +198,6 @@ void CQnetITAP::Run(const char *cfgfile)
 	bool is_alive = false;
 	std::chrono::steady_clock::time_point lastdata = std::chrono::steady_clock::now();
 
-//	bool wasone = false;
 	while (keep_running) {
 		fd_set readfds;
 		FD_ZERO(&readfds);
@@ -249,51 +241,28 @@ void CQnetITAP::Run(const char *cfgfile)
 		unsigned char buf[100];
 		ssize_t len;
 
-		if (FD_ISSET(serfd, &readfds)) {
+		if (keep_running && FD_ISSET(serfd, &readfds)) {
-			REPLY_TYPE rt = GetITAPData(buf);
-
-			if (rt == RT_ERROR)
-				break;
-
-			if (rt == RT_TIMEOUT)
-				continue;
-
 			lastdata = std::chrono::steady_clock::now();
-			//printf("read %d bytes from ITAP\n", (int)buf[0]);
+			switch(GetITAPData(buf) {
-			if (RT_DATA==rt || RT_HEADER==rt) {
+				case RT_ERROR:
-				if (ProcessITAP(buf))
+					keep_running = false;
+					break;
+				case RT_DATA:
+				case RT_HEADER:
+					if (ProcessITAP(buf))
+						keep_running = false;
+					break;
+				case RT_PONG:
+					if (! is_alive) {
+						printf("Icom Radio is connected.\n");
+						is_alive = true;
+					}
 					break;
-			} else {
-				switch (rt) {
-					case RT_HEADER_ACK:
-						//printf("HEADER_ACK");
-						//for (int i=0; i<int(buf[0]) && i<100; i++)
-						//	printf(" %02X", buf[i]);
-						//printf("\n");
-						break;
-					case RT_DATA_ACK:
-						//if (buf[3] || wasone) {
-						//	wasone = buf[3] ? true : false;
-						//	printf("DATA_ACK");
-						//	for (int i=0; i<int(buf[0]) && i<100; i++)
-						//		printf(" %02X", buf[i]);
-						//	printf("\n");
-						//}
-						break;
-					case RT_PONG:
-						if (! is_alive) {
-							printf("Icom Radio is connected.\n");
-							is_alive = true;
-						}
-						break;
-					default:
-						break;
-				}
 			}
 			FD_CLR(serfd, &readfds);
 		}
 
-		if (FD_ISSET(ug2m, &readfds)) {
+		if (keep_running && FD_ISSET(ug2m, &readfds)) {
 			len = Gate2Modem.Read(buf, 100);
 
 			if (len < 0) {

versions.h

@@ -3,6 +3,6 @@
 #define LINK_VERSION "QnetLink7.0.1"
 #define DVAP_VERSION "QnetDVAP-6.0.0"
 #define RELAY_VERSION "QnetRelay-1.0.1"
-#define ITAP_VERSION "QnetITAP-1.0.0"
+#define ITAP_VERSION "QnetITAP-1.0.1"
 #define DVRPTR_VERSION "QnetDVRPTR-6.0.1"
 #define MMDVM_VERSION "QnetGateway-MMDVM-1.0.0"