1 files changed, 48 insertions, 0 deletions
diff --git a/lib/libutils/ext/include/printk.h b/lib/libutils/ext/include/printk.h
new file mode 100644
index 0000000..7640b69
--- /dev/null
+++ b/lib/libutils/ext/include/printk.h
@@ -0,0 +1,48 @@
+/*
+ * Copyright (c) 2015 Linaro Limited
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+/*
+ * This file provides extensions to the standard snprintf() and vsnprintf()
+ * functions. These 'k' variants support additional formats.
+ */
+
+#ifndef PRINTK_H
+#define PRINTK_H
+
+#include <stddef.h>
+#include <stdarg.h>
+#include <stdbool.h>
+
+int snprintk(char *str, size_t size, const char *fmt, ...)
+		    __attribute__((__format__(__printf__, 3, 4)));
+int vsnprintk(char *str, size_t size, const char *fmt, va_list ap)
+		    __attribute__((__format__(__printf__, 3, 0)));
+
+int __vsnprintf(char *str, size_t size, const char *fmt, va_list ap,
+		bool ext) __attribute__((__format__(__printf__, 3, 0)));
+
+#endif /* PRINTK_H */