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25 lines
410 B
Go
25 lines
410 B
Go
package common
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import (
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"log"
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"os"
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)
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func ByteToUInt32(data []byte) uint32 {
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i := uint32(data[0]) & 0xff
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i |= (uint32(data[1]) << 8) & 0xff00
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i |= (uint32(data[2]) << 16) & 0xff0000
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return i
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}
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func ExistThenRemove(filePath string) {
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_, err := os.Stat(filePath)
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if err == nil {
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err = os.Remove(filePath)
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if err != nil {
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log.Fatalln("旧文件删除失败", err.Error())
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os.Exit(1)
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}
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}
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}
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