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rom/riscv3/romlib/io_lib/inc/strformat.h

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+/****************************************************************************
+
+Copyright(c) 2019 by Aerospace C.Power (Chongqing) Microelectronics. ALL RIGHTS RESERVED.
+
+This Information is proprietary to Aerospace C.Power (Chongqing) Microelectronics and MAY NOT
+be copied by any method or incorporated into another program without
+the express written consent of Aerospace C.Power. This Information or any portion
+thereof remains the property of Aerospace C.Power. The Information contained herein
+is believed to be accurate and Aerospace C.Power assumes no responsibility or
+liability for its use in any way and conveys no license or title under
+any patent or copyright and makes no representation or warranty that this
+Information is free from patent or copyright infringement.
+
+****************************************************************************/
+#ifndef __STRFORMAT_H__
+#define __STRFORMAT_H__
+
+#include <stdarg.h>
+
+#define STRFORMAT_OK 0
+#define STRFORMAT_FAILED 1
+typedef unsigned int StrFormatResult;
+
+/* The data argument may only be considered valid during the function call */
+typedef StrFormatResult (*str_format_write)(void *user_data, const char *data, unsigned int len);
+
+typedef struct _str_format_context
+{
+  str_format_write write_str;
+  void *user_data;
+} str_format_context;
+
+int format_str(const str_format_context *ctxt, const char *format, ...);
+     
+int format_str_v(const str_format_context *ctxt, const char *format, va_list ap);
+
+#endif /*__STRFORMAT_H__*/