25 lines
547 B
Go
25 lines
547 B
Go
//go:build !(darwin || linux) || !(amd64 || arm64 || riscv64) || sqlite3_noshm || sqlite3_nosys
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package alloc
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import "github.com/tetratelabs/wazero/experimental"
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func Slice(cap, _ uint64) experimental.LinearMemory {
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return &sliceMemory{make([]byte, 0, cap)}
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}
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type sliceMemory struct {
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buf []byte
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}
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func (b *sliceMemory) Free() {}
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func (b *sliceMemory) Reallocate(size uint64) []byte {
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if cap := uint64(cap(b.buf)); size > cap {
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b.buf = append(b.buf[:cap], make([]byte, size-cap)...)
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} else {
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b.buf = b.buf[:size]
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}
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return b.buf
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}
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