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20 lines
598 B
Rust
20 lines
598 B
Rust
use crate::uuid::Uuid;
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pub fn uuid_from_u32_quartet(a: u32, b: u32, c: u32, d: u32) -> Uuid {
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let hi: u64 = ((a as u64) << 32) | b as u64;
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let lo: u64 = ((c as u64) << 32) | d as u64;
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Uuid::from_u64_pair(hi, lo)
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}
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pub fn uuid_to_u32_quartet(id: &Uuid) -> (u32, u32, u32, u32) {
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let (hi, lo) = id.as_u64_pair();
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let hihi32 = (hi >> 32) as u32;
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let hilo32 = hi as u32;
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let lohi32 = (lo >> 32) as u32;
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let lolo32 = lo as u32;
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(hihi32, hilo32, lohi32, lolo32)
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}
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pub fn uuid_from_u32(id: [u32; 4]) -> Uuid {
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uuid_from_u32_quartet(id[0], id[1], id[2], id[3])
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}
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