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Swap (Windows): fix x86-32 (v2)

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This commit is contained in:
李通洲
2024-04-24 11:04:03 +08:00
parent e3cdecdb14
commit e660e61027
1 changed files with 5 additions and 15 deletions
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src/detection/swap/swap_windows.c
+5 -15
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@@ -7,21 +7,11 @@
const char* ffDetectSwap(FFSwapResult* swap)
{
ULONG size = sizeof(SYSTEM_PAGEFILE_INFORMATION) * 2;
SYSTEM_PAGEFILE_INFORMATION* FF_AUTO_FREE pstart = (SYSTEM_PAGEFILE_INFORMATION*)malloc(size);
while(true)
{
NTSTATUS status = NtQuerySystemInformation(SystemPagefileInformation, pstart, size, &size);
if(status == STATUS_INFO_LENGTH_MISMATCH)
{
if(!(pstart = (SYSTEM_PAGEFILE_INFORMATION*)realloc(pstart, size)))
return "realloc(pstart, size) failed";
continue;
}
else if(!NT_SUCCESS(status))
return "NtQuerySystemInformation(SystemPagefileInformation, size) failed";
break;
}
uint8_t buffer[1024];
ULONG size = sizeof(buffer);
SYSTEM_PAGEFILE_INFORMATION* pstart = (SYSTEM_PAGEFILE_INFORMATION*) buffer;
if(!NT_SUCCESS(NtQuerySystemInformation(SystemPagefileInformation, pstart, size, &size)))
return "NtQuerySystemInformation(SystemPagefileInformation, size) failed";
uint32_t pageSize = instance.state.platform.pageSize;
swap->bytesUsed = (uint64_t)pstart->TotalUsed * pageSize;