v2.3.1

Jambase

@@ -591,7 +591,14 @@ echo "CC = " $(CC) ;
 			MSVCNT		?= $(MSVCDIR) ;		
 		}
 
-		if [ MATCH 16\\.(.*) : $(VisualStudioVersion) ] {
+		if [ MATCH 17\\.(.*) : $(VisualStudioVersion) ] {
+			if $(VSCMD_ARG_TGT_ARCH) = "x64" {
+				ECHO "Compiler is VC++17 64 bit" ;
+			} else {
+				ECHO "Compiler is VC++17 32 bit" ;
+			}
+			MSVCVER     = 17 ;
+		} else if [ MATCH 16\\.(.*) : $(VisualStudioVersion) ] {
 			ECHO "Compiler is VC++16 (AKA Community 2019)" ;
 			MSVCVER     = 16 ;
 		} else if [ MATCH 15\\.(.*) : $(VisualStudioVersion) ] {
@@ -611,7 +618,7 @@ echo "CC = " $(CC) ;
 			MSVCVER     = 11 ;
 		} else if $(VisualStudioVersion) {
 			ECHO "Compiler VC++, unknown version " ;
-			MSVCVER     = 15 ;
+			MSVCVER     = 17 ;
 		} else if [ MATCH (.*)VC\\+\\+10(.*) : $(MSVCNT) ] {
 			ECHO "Compiler is VC++10 32 bit" ;
 			MSVCVER     = 10 ;
@@ -690,6 +697,10 @@ echo "CC = " $(CC) ;
 			CCDEBUGFLAG		?= /Od /Zi ;		# /Zi creates debugging database
 			CCPROFFLAG		?= /Od /Zi ;
 			LINKDEBUGFLAG	?= /DEBUG ;
+			if $(MSVCVER) > 10 {			# ?? which versions need this ??
+				CCDEBUGFLAG	+= /FS ;		# Allow for parallel builds
+				CCPROFFLAG	+= /FS ;
+			}
 		}
 		LINKPROFFLAG	?= /PROFILE $(LINKDEBUGFLAG) ;		
 		LINKOPTFLAG		?= /OPT:REF ;	

Jamfile

@@ -17,7 +17,6 @@ PREF_LINKFLAGS	+= $(LINKDEBUGFLAG) ;	# Link debugging flags
 SubInclude numlib ;
 SubInclude plot ;
 SubInclude icc ;
-#SubInclude icc4 ;
 SubInclude cgats ;
 SubInclude xml ;
 SubInclude yajl ;

Readme.txt

@@ -1,8 +1,8 @@
 
-Argyll CMS README file - Version 2.3.0
+Argyll CMS README file - Version 2.3.1
 --------------------------------------
 
-Date: 24th December 2021
+Date: 27th June 2022
 Author: Graeme Gill
 
 Introduction
@@ -26,7 +26,7 @@ provided for each major tool, and a general guide to using the tools for
 typical color management tasks is also available. A mailing list provides
 support for more advanced usage.
 
-This is Version 2.3.0, a bug fix and feature change update to the last release V2.2.1.
+This is Version 2.3.1, a bug fix update to the last release V2.3.0.
 The first public release of icclib was in November 1998,
 and of Argyll was in October 2000. Code development commenced in 1995. See
 Changes Summary for an overview of changes since the last release. Changes

ccast/ccmdns.c

@@ -151,12 +151,12 @@ typedef int SOCKET;
 /* Various DNS defines */
 #define DNS_CLASS_IN 0x0001
 
-// Used by ChromeCast
-#define DNS_TYPE_PTR  12	/* Domain name pointer				*/
+// DNS query type */
+#define DNS_TYPE_A	   1	/* Host IP address record			*/
+#define DNS_TYPE_PTR  12	/* Canonical domain name 			*/
 #define DNS_TYPE_TXT  16	/* Text String						*/
+#define DNS_TYPE_AAAA 28	/* Host IPV6 address record         */
 #define DNS_TYPE_SRV  33	/* Server selection (SRV) record	*/
-#define DNS_TYPE_A	   1	/* Host address (A) record			*/
-#define DNS_TYPE_AAAA 28	/* IPv6 address ???					*/
 #define DNS_TYPE_NSEC 47	/* DNS Next Secure Name				*/
 
 
@@ -195,12 +195,13 @@ static char *print_IPV6_Address(ORD8 *buf) {
 }
 #endif
 
-/* Write a DNS string to a buffer. */
-/* return the offset of the next byte after the string */
+/* Write a DNS string to a buffer. String has max length of 63 */
+/* (because values higher than that are used for a compression scheme.) */
+/* Return the offset of the next byte after the string */
 static int write_string(ORD8 *buf, int off, char *s) {
 	int len = strlen(s);
-	if (len >= 0xc0)
-		len = 0xc0;	// Hmm.
+	if (len > 63)
+		len = 63;	// Hmm. Or what ?
 	buf[off] = len;
 	off++;
 	memcpy(buf + off, s, len);

ccast/ccpacket.c

@@ -2,7 +2,7 @@
 
 /*
  * Class to deal with TLS connection to ChromCast,
- * and send and recieve packat format data.
+ * and send and recieve packet format data.
  *
  * Author: Graeme W. Gill
  * Date:   3/9/2014

cgats/cgats.c

@@ -1956,6 +1956,10 @@ real_format(double value, int nsd, char *fmt) {
 	if (value < 1.0) {
 		int thr = -5;
 		ndigs = (int)(log10(value));
+		if (ndigs > 310 || ndigs < 310) {   /* Protect against silliness.. */
+			strcpy(fmt,"%g");
+			return;
+		}
 		if (ndigs <= thr) {
 			sprintf(fmt,"%%%d.%de",xtot,tot-2);
 			return;
@@ -1965,6 +1969,10 @@ real_format(double value, int nsd, char *fmt) {
 	} else {
 		int thr = -0;
 		ndigs = (int)(log10(value));
+		if (ndigs > 310 || ndigs < 310) {   /* Protect against silliness.. */
+			strcpy(fmt,"%g");
+			return;
+		}
 		if (ndigs >= (nsd + thr)) {
 			sprintf(fmt,"%%%d.%de",xtot,tot-2);
 			return;