49 lines
1.1 KiB
C
49 lines
1.1 KiB
C
/*
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* Copyright (c) Hisilicon Technologies Co., Ltd. 2020-2020. All rights reserved.
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* Description: oal_util.c.
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* Author: Hisilicon
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* Create: 2020-08-04
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*/
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/******************************************************************************
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1 头文件包含
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******************************************************************************/
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#include "oal_util.h"
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#ifdef __cplusplus
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#if __cplusplus
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extern "C" {
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#endif
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#endif
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/*****************************************************************************
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2 函数实现
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*****************************************************************************/
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hi_s32 oal_atoi(const hi_char *c_string)
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{
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hi_s32 l_ret = 0;
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hi_s32 flag = 0;
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for (;; c_string++) {
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switch (*c_string) {
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case '0' ... '9':
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l_ret = 10 * l_ret + (*c_string - '0'); /* 10:十进制数 */
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break;
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case '-':
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flag = 1;
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break;
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case ' ':
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continue;
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default:
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return ((flag == 0) ? l_ret : (-l_ret));
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}
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}
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}
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#ifdef __cplusplus
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#if __cplusplus
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}
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#endif
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#endif
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