util: add helpers

1 files changed, 27 insertions, 0 deletions

diff --git a/libkms++util/strhelpers.cpp b/libkms++util/strhelpers.cpp
new file mode 100644
index 0000000..f18c749
--- /dev/null
+++ b/libkms++util/strhelpers.cpp
@@ -0,0 +1,27 @@
+#include "strhelpers.h"
+
+#include <algorithm>
+#include <stdarg.h>
+
+using namespace std;
+
+string to_lower(const string& str)
+{
+	string data = str;
+	transform(data.begin(), data.end(), data.begin(), ::tolower);
+	return data;
+}
+
+string sformat(const char *fmt, ...)
+{
+	static char s_format_buf[1024];
+
+	va_list args;
+	va_start(args, fmt);
+
+	vsnprintf(s_format_buf, sizeof(s_format_buf), fmt, args);
+
+	va_end(args);
+
+	return string(s_format_buf);
+}