Changeset 759 in openpam

Timestamp:

Jan 24, 2014, 1:44:34 PM (7 years ago)

Author:

Dag-Erling Smørgrav

Message:

Add is_xdigit() predicate.

File:

• trunk/lib/libpam/openpam_ctype.h (modified) (1 diff)

trunk/lib/libpam/openpam_ctype.h

@@ -38 +38 @@
 #define is_digit(ch)                            \
         (ch >= '0' && ch <= '9')
+
+/*
+ * Evaluates to non-zero if the argument is a hex digit.
+ */
+#define is_xdigit(ch)                           \
+        ((ch >= '0' && ch <= '9') ||            \
+         (ch >= 'a' && ch <= 'f') ||            \
+         (ch >= 'A' && ch <= 'F'))
 
 /*