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92 lines
2.6 KiB
92 lines
2.6 KiB
3 days ago
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/******************************************************************************
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版权所有 (C), 2018-2099, Radkil
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******************************************************************************
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文 件 名 : rd_time.c
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版 本 号 : 初稿
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作 者 : Radkil
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生成日期 : 2026年2月24日星期二
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最近修改 :
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功能描述 : 时间相关函数抽象层
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修改历史 :
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1.日 期 : 2026年2月24日星期二
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作 者 : Radkil
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修改内容 : 创建文件
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******************************************************************************/
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#include "rd_time.h"
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/*----------------------------------------------*
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* 外部变量说明 *
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*----------------------------------------------*/
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/*----------------------------------------------*
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* 外部函数原型说明 *
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*----------------------------------------------*/
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/*----------------------------------------------*
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* 内部函数原型说明 *
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*----------------------------------------------*/
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/*----------------------------------------------*
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* 全局变量 *
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*----------------------------------------------*/
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/*----------------------------------------------*
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* 模块级变量 *
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*----------------------------------------------*/
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WEAK unsigned int g_uiRandSeed = 12345;
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/*----------------------------------------------*
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* 常量定义 *
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*----------------------------------------------*/
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/*----------------------------------------------*
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* 宏定义 *
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*----------------------------------------------*/
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WEAK time_t rd_time(time_t *tloc)
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{
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if (tloc != NULL)
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{
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*tloc = (time_t)-1;
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}
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return (time_t)-1; // 表示时间功能不可用
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}
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WEAK struct tm *rd_localtime_r(const time_t *timep, struct tm *result)
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{
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return NULL;
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}
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WEAK size_t rd_strftime(char *s, size_t max, const char *format, const struct tm *tm)
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{
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return (size_t)-1;
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}
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WEAK void rd_srand(unsigned int seed)
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{
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g_uiRandSeed = seed ? seed : 12345; // 种子不能为 0
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}
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// 简单的线性同余生成器 (LCG)
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WEAK int rd_rand(void)
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{
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g_uiRandSeed = g_uiRandSeed * 1103515245 + 12345;
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return (g_uiRandSeed >> 16) & 0x7FFF; // 返回 0~32767
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}
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WEAK uint32_t Rd_GetTime(void)
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{
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uint32_t HAL_GetTick(void);
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return (int)HAL_GetTick();
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}
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WEAK void Rd_Delay(uint32_t Delay)
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{
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void HAL_Delay(uint32_t Delay);
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HAL_Delay(Delay);
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}
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