decentral1se
1723025fbf
We were running behind and there were quite some deprecations to update. This was mostly in the upstream copy/pasta package but seems quite minimal.
56 lines
1.6 KiB
Go
56 lines
1.6 KiB
Go
// We enable 64 bit LE platforms:
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//go:build (amd64 || arm64 || ppc64le || riscv64) && !nounsafe && !purego && !appengine
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package le
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import (
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"unsafe"
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)
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// Load8 will load from b at index i.
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func Load8[I Indexer](b []byte, i I) byte {
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//return binary.LittleEndian.Uint16(b[i:])
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//return *(*uint16)(unsafe.Pointer(&b[i]))
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return *(*byte)(unsafe.Add(unsafe.Pointer(unsafe.SliceData(b)), i))
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}
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// Load16 will load from b at index i.
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func Load16[I Indexer](b []byte, i I) uint16 {
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//return binary.LittleEndian.Uint16(b[i:])
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//return *(*uint16)(unsafe.Pointer(&b[i]))
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return *(*uint16)(unsafe.Add(unsafe.Pointer(unsafe.SliceData(b)), i))
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}
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// Load32 will load from b at index i.
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func Load32[I Indexer](b []byte, i I) uint32 {
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//return binary.LittleEndian.Uint32(b[i:])
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//return *(*uint32)(unsafe.Pointer(&b[i]))
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return *(*uint32)(unsafe.Add(unsafe.Pointer(unsafe.SliceData(b)), i))
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}
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// Load64 will load from b at index i.
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func Load64[I Indexer](b []byte, i I) uint64 {
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//return binary.LittleEndian.Uint64(b[i:])
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//return *(*uint64)(unsafe.Pointer(&b[i]))
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return *(*uint64)(unsafe.Add(unsafe.Pointer(unsafe.SliceData(b)), i))
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}
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// Store16 will store v at b.
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func Store16(b []byte, v uint16) {
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//binary.LittleEndian.PutUint16(b, v)
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*(*uint16)(unsafe.Pointer(unsafe.SliceData(b))) = v
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}
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// Store32 will store v at b.
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func Store32(b []byte, v uint32) {
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//binary.LittleEndian.PutUint32(b, v)
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*(*uint32)(unsafe.Pointer(unsafe.SliceData(b))) = v
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}
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// Store64 will store v at b.
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func Store64(b []byte, v uint64) {
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//binary.LittleEndian.PutUint64(b, v)
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*(*uint64)(unsafe.Pointer(unsafe.SliceData(b))) = v
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}
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