1 files changed, 53 insertions, 0 deletions
diff --git a/example/util/src/strutil.c b/example/util/src/strutil.c
new file mode 100644
index 0000000..2080fc1
--- /dev/null
+++ b/example/util/src/strutil.c
@@ -0,0 +1,53 @@
+/*############################################################################
+  # Copyright 2016 Intel Corporation
+  #
+  # Licensed under the Apache License, Version 2.0 (the "License");
+  # you may not use this file except in compliance with the License.
+  # You may obtain a copy of the License at
+  #
+  #     http://www.apache.org/licenses/LICENSE-2.0
+  #
+  # Unless required by applicable law or agreed to in writing, software
+  # distributed under the License is distributed on an "AS IS" BASIS,
+  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  # See the License for the specific language governing permissions and
+  # limitations under the License.
+  ############################################################################*/
+
+/*!
+ * \file
+ * \brief Buffer handling utilities implementation.
+ */
+
+#include <stdarg.h>
+#include <util/strutil.h>
+
+#include <stdio.h>
+#if defined(_MSC_VER) && _MSC_VER < 1900
+int vsnprintf(char* outBuf, size_t size, const char* format, va_list ap) {
+  int count = -1;
+
+  if (0 != size) {
+    count = _vsnprintf_s(outBuf, size, _TRUNCATE, format, ap);
+  }
+  if (-1 == count) {
+    // vsnprintf returns "The number of characters that would have been
+    // written if n had been sufficiently large" however _vsnprintf_s
+    // returns -1 if the content was truncated.
+    // _vscprintf calculates that value
+    count = _vscprintf(format, ap);
+  }
+  return count;
+}
+
+int snprintf(char* outBuf, size_t size, const char* format, ...) {
+  int count;
+  va_list ap;
+
+  va_start(ap, format);
+  count = vsnprintf(outBuf, size, format, ap);
+  va_end(ap);
+
+  return count;
+}
+#endif