Nt_Compression_* - Routine

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1. .版本 2
   
2. 
   
3. .局部变量 type
   
4. .局部变量 CompressBufferWorkSpaceSize
   
5. .局部变量 CompressFragmentWorkSpaceSize
   
6. .局部变量 CompressBufferWorkSpace
   
7. .局部变量 CompressBuffer
   
8. .局部变量 z
   
9. .局部变量 w
   
10. .局部变量 PCompressBufferlen
    
11. 
    
12. ' type ＝ 位或 (#COMPRESSION_FORMAT_LZNT1, #COMPRESSION_ENGINE_STANDARD)
    
13. type ＝ 位或 (#COMPRESSION_FORMAT_LZNT1, #COMPRESSION_ENGINE_MAXIMUM)
    
14. Nt_Compression_RtlGetCompressionWorkSpaceSize (type, Asm_GetH (CompressBufferWorkSpaceSize), Asm_GetH (CompressFragmentWorkSpaceSize))
    
15. CompressBufferWorkSpace ＝ Nt_Heap_RtlAllocateHeap (g_heap, 位或 (#HEAP_ZERO_MEMORY, #HEAP_GENERATE_EXCEPTIONS), CompressBufferWorkSpaceSize)  ' 申请算法所需缓冲长度
    
16. 
    
17. z ＝ Nt_Heap_RtlAllocateHeap (g_heap, #HEAP_GENERATE_EXCEPTIONS, 10240)  ' 待压缩数据
    
18. CompressBuffer ＝ Nt_Heap_RtlAllocateHeap (g_heap, 位或 (#HEAP_ZERO_MEMORY, #HEAP_GENERATE_EXCEPTIONS), 10240 ＋ CompressBufferWorkSpaceSize)  ' 申请相应所需压缩后缓冲长度
    
19. 
    
20. Nt_Compression_RtlCompressBuffer (type, z, Nt_Heap_RtlSizeHeap (g_heap, 0, z), CompressBuffer, Nt_Heap_RtlSizeHeap (g_heap, 0, CompressBuffer), CompressFragmentWorkSpaceSize, Asm_GetH (PCompressBufferlen), CompressBufferWorkSpace)
    
21. 
    
22. w ＝ Nt_Heap_RtlAllocateHeap (g_heap, 位或 (#HEAP_ZERO_MEMORY, #HEAP_GENERATE_EXCEPTIONS), 10240)  ' 待解压缩验证数据
    
23. Nt_Compression_RtlDecompressBuffer (type, w, 10240, CompressBuffer, PCompressBufferlen, Asm_GetH (PCompressBufferlen))
    
24. 
    
25. .判断开始 (Asm_memcmp (z, w, 10240) ＝ 0)
    
26.     输出调试文本 (“解压成功”)
    
27. .默认
    
28.     输出调试文本 (“解压错误”)
    
29. .判断结束
    
30. 
    
31. ' 释放掉内存
    
32. Nt_Heap_RtlFreeHeap (g_heap, 0, CompressBufferWorkSpace)
    
33. Nt_Heap_RtlFreeHeap (g_heap, 0, CompressBuffer)
    
34. Nt_Heap_RtlFreeHeap (g_heap, 0, z)
    
35. Nt_Heap_RtlFreeHeap (g_heap, 0, w)
    

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