added binary output mode for nerdjack

nerdjack.c

@@ -429,7 +429,7 @@ nerd_data_stream(int data_fd, int numChannels, int *channel_list,
 
 	double voltline[numChannels];
 
-	unsigned short dataline[numChannels];
+	uint16_t dataline[numChannels];
 
 	unsigned short packetsready = 0;
 	unsigned short adcused = 0;
@@ -544,7 +544,7 @@ nerd_data_stream(int data_fd, int numChannels, int *channel_list,
 				case CONVERT_HEX:
 				case CONVERT_DEC:
 					dataline[i] =
-					    (unsigned short)(datapoint -
+					    (uint16_t)(datapoint -
 							     INT16_MIN);
 					break;
 				}
@@ -553,12 +553,16 @@ nerd_data_stream(int data_fd, int numChannels, int *channel_list,
 			if (linesdumped != 0) {
 				//Now print the group
 				switch (convert) {
+				
 				case CONVERT_VOLTS:
 					for (i = 0; i < numChannels; i++) {
 						if (printf("%lf ", voltline[i])
 						    < 0)
 							goto bad;
 					}
+					
+					if (printf("\n") < 0)
+						goto bad;
 					break;
 				case CONVERT_HEX:
 					for (i = 0; i < numChannels; i++) {
@@ -566,6 +570,9 @@ nerd_data_stream(int data_fd, int numChannels, int *channel_list,
 						    < 0)
 							goto bad;
 					}
+
+					if (printf("\n") < 0)
+						goto bad;
 					break;
 				default:
 				case CONVERT_DEC:
@@ -574,10 +581,18 @@ nerd_data_stream(int data_fd, int numChannels, int *channel_list,
 						    < 0)
 							goto bad;
 					}
+
+					if (printf("\n") < 0)
+						goto bad;
 					break;
+				case CONVERT_BINARY:
+				
+					if (fwrite(dataline, 
+						sizeof(uint16_t), numChannels, stdout) < 0)
+	    				goto bad;
+		    		// }
+	  				break;
 				}
-				if (printf("\n") < 0)
-					goto bad;
 
 				//If we're counting lines, decrement them
 				if (lines != 0) {
@@ -694,4 +709,4 @@ int nerd_close_conn(int data_fd)
 	shutdown(data_fd, 2);
 	close(data_fd);
 	return 0;
-}
+}
\ No newline at end of file