import { inflate } from 'pako'
import { LZMA } from './lzma/LZMA'
import { MEMORY } from './lzma/MEMORY'

export async function decompressZlib (input: ArrayBuffer) {
  return inflate(new Uint8Array(input)).buffer as ArrayBuffer
}
export async function decompressLZMA (input: ArrayBuffer, unpackLength: number) {
  const lzma = new LZMA()
  const ret = lzma.decodeSWF(new Uint8Array(input), unpackLength).buffer as ArrayBuffer
  MEMORY.u8 = MEMORY.u16 = MEMORY.u32 = undefined
  MEMORY.u8Index = MEMORY.u16Index = MEMORY.u32Index = 0
  return ret
}