Merge the different implementations of toHex in one central place

It's a simple enough function, but we don't need to duplicate those 17
bytes all over the place. Now they'll be duplicated at most once per
library.

Change-Id: Ic995e2a934b005e7e996e70f2ee644bfa948eb38
Reviewed-by: Jason McDonald <macadder1@gmail.com>

1 files changed, 14 insertions, 0 deletions

diff --git a/src/corelib/tools/qtools_p.h b/src/corelib/tools/qtools_p.h
index 1e72db1d87..2acf3427f0 100644
--- a/src/corelib/tools/qtools_p.h
+++ b/src/corelib/tools/qtools_p.h
@@ -50,6 +50,20 @@
 
 QT_BEGIN_NAMESPACE
 
+namespace QtMiscUtils {
+inline char toHexUpper(uint value)
+{
+    static const char hexdigits[] = "0123456789ABCDEF";
+    return hexdigits[value & 0xF];
+}
+
+inline char toHexLower(uint value)
+{
+    static const char hexdigits[] = "0123456789abcdef";
+    return hexdigits[value & 0xF];
+}
+}
+
 // We typically need an extra bit for qNextPowerOfTwo when determining the next allocation size.
 enum {
     MaxAllocSize = (1 << (std::numeric_limits<int>::digits - 1)) - 1