A bit more fleshing out of the VXI server and client

1 files changed, 88 insertions, 16 deletions

diff --git a/libvxi11client/client.c b/libvxi11client/client.c
index fe023c7..d75ddd5 100644
--- a/libvxi11client/client.c
+++ b/libvxi11client/client.c
@@ -1,22 +1,94 @@
 #include "vxi11.h"
 #include <stdio.h>
 
+#define IDENTIFY "*IDN?"
+
+static char* geterrorstring(int errorcode) {
+	switch (errorcode) {
+		case 0:
+			return "no response from server";
+		default:
+			return "unknown error code";
+	}
+}
+
 int main() {
 	printf("VXI-11 test client\n");
-	CLIENT* clnt;
-	vxi11_open("192.168.2.250");
-	vxi11_write();
-	vxi11_read();
-	vxi11_trigger();
-	vxi11_clear();
-	vxi11_abort();
-	vxi11_lock();
-	vxi11_unlock();
-	vxi11_remote();
-	vxi11_local();
-	vxi11_readstatusbyte();
-	vxi11_create_intr_chan();
-	vxi11_destroy_intr_chan();
-	vxi11_docmd();
-	vxi11_close();
+
+	int err = 0;
+
+	if (vxi11_open("192.168.2.250")) {
+
+		// write some bytes
+		int byteswritten = vxi11_write(IDENTIFY, sizeof(IDENTIFY));
+		if (byteswritten >= 0)
+			printf("Wrote %d bytes\n", byteswritten);
+		else
+			printf("Error writing data\n");
+
+		// read some bytes
+		int bytesread = vxi11_read();
+		if (bytesread >= 0)
+			printf("Read %d bytes\n", bytesread);
+		else
+			printf("Error reading data\n");
+
+		// trigger
+		if (vxi11_trigger())
+			printf("triggered\n");
+
+		// clear
+		if (vxi11_clear())
+			printf("cleared\n");
+
+		// abort
+		if ((err = vxi11_abort()))
+			printf("aborted\n");
+		else
+			printf("abort failed; %s\n", geterrorstring(err));
+
+		// lock
+		if (vxi11_lock())
+			printf("locked\n");
+
+		// unlock
+		if (vxi11_unlock())
+			printf("unlocked\n");
+
+		// remote
+		if (vxi11_remote())
+			printf("remote'd\n");
+
+		// local
+		if (vxi11_local())
+			printf("local'd\n");
+
+		// read the status byte
+		int statusbyte = vxi11_readstatusbyte();
+		if (statusbyte >= 0)
+			printf("Status byte is 0x%02x\n", statusbyte);
+		else
+			printf("Error reading status byte\n");
+
+		// create interrupt channel
+		vxi11_create_intr_chan();
+
+		// destroy interrupt channel
+		if ((err = vxi11_destroy_intr_chan()))
+			printf("destroyed interrupt channel\n");
+		else
+			printf("Error destroying interrupt channel; %s\n", geterrorstring(err));
+
+		// docmd
+		if ((err = vxi11_docmd(0x00)))
+			printf("did command, should fail!\n");
+		else
+			printf("Error calling docmd; %\n", geterrorstring(err));
+
+		// close
+		vxi11_close();
+	}
+	else {
+		exit(1);
+	}
 }