43 lines
1.4 KiB
C
43 lines
1.4 KiB
C
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/****************************************************************************
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Copyright(c) 2019 by Aerospace C.Power (Chongqing) Microelectronics. ALL RIGHTS RESERVED.
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This Information is proprietary to Aerospace C.Power (Chongqing) Microelectronics and MAY NOT
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be copied by any method or incorporated into another program without
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the express written consent of Aerospace C.Power. This Information or any portion
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thereof remains the property of Aerospace C.Power. The Information contained herein
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is believed to be accurate and Aerospace C.Power assumes no responsibility or
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liability for its use in any way and conveys no license or title under
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any patent or copyright and makes no representation or warranty that this
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Information is free from patent or copyright infringement.
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****************************************************************************/
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/* os shim includes */
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#include <stdio.h>
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#include <string.h>
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#include "strformat.h"
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static StrFormatResult
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buffer_str(void *user_data, const char *data, unsigned int len)
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{
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memcpy(*(char**)user_data, data, len);
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(*(char**)user_data) += len;
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return STRFORMAT_OK;
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}
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int iot_sprintf(char *str, const char *format, ...)
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{
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str_format_context ctxt;
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int res;
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va_list ap;
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va_start(ap, format);
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ctxt.write_str = buffer_str;
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ctxt.user_data = &str;
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res = format_str_v(&ctxt, format, ap);
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*str = '\0';
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va_end(ap);
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return res;
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}
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