24 lines
620 B
Go
24 lines
620 B
Go
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//go:build noasm || nounsafe || gccgo || appengine
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/**
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* Reed-Solomon Coding over 8-bit values.
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*
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* Copyright 2023, Klaus Post
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*/
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package reedsolomon
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// AllocAligned allocates 'shards' slices, with 'each' bytes.
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// Each slice will start on a 64 byte aligned boundary.
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func AllocAligned(shards, each int) [][]byte {
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eachAligned := ((each + 63) / 64) * 64
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total := make([]byte, eachAligned*shards+63)
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// We cannot do initial align without "unsafe", just use native alignment.
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res := make([][]byte, shards)
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for i := range res {
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res[i] = total[:each:eachAligned]
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total = total[eachAligned:]
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}
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return res
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}
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