1 files changed, 41 insertions, 0 deletions
diff --git a/ascii.hh b/ascii.hh
new file mode 100644
index 0000000..09f42de
--- /dev/null
+++ b/ascii.hh
@@ -0,0 +1,41 @@
+/*
+ * This file is part of PowerDNS or dnsdist.
+ * Copyright -- PowerDNS.COM B.V. and its contributors
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * In addition, for the avoidance of any doubt, permission is granted to
+ * link this program with OpenSSL and to (re)distribute the binaries
+ * produced as the result of such linking.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+#pragma once
+
+inline bool dns_isspace(char c)
+{
+  return c==' ' || c=='\t' || c=='\r' || c=='\n';
+}
+
+inline unsigned char dns_toupper(unsigned char c)
+{
+  if(c>='a' && c<='z')
+    c+='A'-'a';
+  return c;
+}
+
+inline unsigned char dns_tolower(unsigned char c)
+{
+  if(c>='A' && c<='Z')
+    c+='a'-'A';
+  return c;
+}