+/* SPDX-License-Identifier: GPL-2.0+ */
/*
* (C) Copyright 2000-2009
* Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * SPDX-License-Identifier: GPL-2.0+
*/
#ifndef __VSPRINTF_H
#define __VSPRINTF_H
#include <stdarg.h>
+#include <linux/types.h>
ulong simple_strtoul(const char *cp, char **endp, unsigned int base);
* Format a string and place it in a buffer (va_list version)
*
* @param buf The buffer to place the result into
- * @param size The size of the buffer, including the trailing null space
* @param fmt The format string to use
* @param args Arguments for the format string
* @return the number of characters which have been written into
- * the @buf not including the trailing '\0'. If @size is == 0 the function
- * returns 0.
+ * the @buf not including the trailing '\0'.
*
* If you're not already dealing with a va_list consider using scnprintf().
*
bool str2off(const char *p, loff_t *num);
bool str2long(const char *p, ulong *num);
+
+/**
+ * strmhz() - Convert a value to a Hz string
+ *
+ * This creates a string indicating the number of MHz of a value. For example,
+ * 2700000 produces "2.7".
+ * @buf: Buffer to hold output string, which must be large enough
+ * @hz: Value to convert
+ */
+char *strmhz(char *buf, unsigned long hz);
+
+/**
+ * str_to_upper() - Convert a string to upper case
+ *
+ * This simply uses toupper() on each character of the string.
+ *
+ * @in: String to convert (must be large enough to hold the output string)
+ * @out: Buffer to put converted string
+ * @len: Number of bytes available in @out (SIZE_MAX for all)
+ */
+void str_to_upper(const char *in, char *out, size_t len);
+
#endif