Merge pull request #124 from worron/master

Data range check for binary output

output/raw.c

@@ -10,19 +10,31 @@ int print_raw_out(int bars, int fp, int is_bin, int bit_format, int ascii_range,
 		if (bit_format == 16 ){//16bit:
 
 			for (i = 0; i <  bars; i++) {
-				uint16_t f16 = ((float)f[i] / 10000) * 65535;    
+				uint16_t f16;
+				if (f[i] > 10000) {
+					f16 = 65535;
+				}
+				else {
+					f16 = ((float)f[i] / 10000) * 65535;
+				}
 				write(fp, &f16,sizeof(uint16_t));
 			}
 
 		} else {//8bit:
 
 			for (i = 0; i <  bars; i++) {
-				uint8_t f8 = ((float)f[i] / 10000) * 255;
+				uint8_t f8;
+				if (f[i] > 10000) {
+					f8 = 255;
+				}
+				else {
+					f8 = ((float)f[i] / 10000) * 255;
+				}
 				write(fp, &f8,sizeof(uint8_t));
 			}
 
 		}
-	} else {//ascii:	
+	} else {//ascii:
 
 		for (i = 0; i <  bars; i++) {
 			int f_ranged = ((float)f[i] / 10000) * ascii_range;
@@ -30,7 +42,7 @@ int print_raw_out(int bars, int fp, int is_bin, int bit_format, int ascii_range,
 
 			//finding size of number-string in byte
 			int size;
-			if (f_ranged != 0) size = floor (log10 (abs (f_ranged))) + 1; 
+			if (f_ranged != 0) size = floor (log10 (abs (f_ranged))) + 1;
 			else size = 1;
 			char barheight[size];
 
@@ -42,7 +54,7 @@ int print_raw_out(int bars, int fp, int is_bin, int bit_format, int ascii_range,
 
 	write(fp, &frame_delim, sizeof(frame_delim));
 
-	}	
+	}
 
 	return 0;
-} 
+}