32 lines
1.1 KiB
C
32 lines
1.1 KiB
C
/*
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* 版权属于:yitter(yitter@126.com)
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* 开源地址:https://gitee.com/yitter/idgenerator
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*/
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#pragma once
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#include <stdint.h>
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typedef struct IdGenOptions {
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/// 雪花计算方法,(1-漂移算法|2-传统算法),默认1
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uint8_t Method;
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/// 基础时间(ms单位),不能超过当前系统时间
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uint64_t BaseTime;
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/// 机器码,与 WorkerIdBitLength 有关系
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uint32_t WorkerId;
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/// 机器码位长,范围:1-21(要求:序列数位长+机器码位长不超过22)
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uint8_t WorkerIdBitLength;
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/// 序列数位长,范围:2-21(要求:序列数位长+机器码位长不超过22)
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uint8_t SeqBitLength;
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/// 最大序列数(含),(由 SeqBitLength 计算的最大值)
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uint32_t MaxSeqNumber;
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/// 最小序列数(含),默认5,不小于5,不大于 MaxSeqNumber
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uint32_t MinSeqNumber;
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/// 最大漂移次数(含),默认2000,推荐范围 500-20000(与计算能力有关)
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uint32_t TopOverCostCount;
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} IdGeneratorOptions;
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extern IdGeneratorOptions BuildIdGenOptions(uint32_t workerId);
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