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Merge pull request #1712 from al-online/numfds_for_windows

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implement process:NumFDs for Windows
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shirou 2024-09-24 18:50:13 +09:00 committed by GitHub
commit fdc3c05c92
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1 changed files with 15 additions and 1 deletions
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16
process/process_windows.go
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@ -43,6 +43,7 @@ var (
procGetPriorityClass = common.Modkernel32.NewProc("GetPriorityClass") procGetPriorityClass = common.Modkernel32.NewProc("GetPriorityClass")
procGetProcessIoCounters = common.Modkernel32.NewProc("GetProcessIoCounters") procGetProcessIoCounters = common.Modkernel32.NewProc("GetProcessIoCounters")
procGetNativeSystemInfo = common.Modkernel32.NewProc("GetNativeSystemInfo") procGetNativeSystemInfo = common.Modkernel32.NewProc("GetNativeSystemInfo")
procGetProcessHandleCount = common.Modkernel32.NewProc("GetProcessHandleCount")
processorArchitecture uint processorArchitecture uint
) )
@ -548,8 +549,21 @@ func (p *Process) NumCtxSwitchesWithContext(ctx context.Context) (*NumCtxSwitche
return nil, common.ErrNotImplementedError return nil, common.ErrNotImplementedError
} }
// NumFDsWithContext returns the number of handles for a process on Windows,
// not the number of file descriptors (FDs).
func (p *Process) NumFDsWithContext(ctx context.Context) (int32, error) { func (p *Process) NumFDsWithContext(ctx context.Context) (int32, error) {
return 0, common.ErrNotImplementedError handle, err := windows.OpenProcess(processQueryInformation, false, uint32(p.Pid))
if err != nil {
return 0, err
}
defer windows.CloseHandle(handle)
var handleCount uint32
ret, _, err := procGetProcessHandleCount.Call(uintptr(handle), uintptr(unsafe.Pointer(&handleCount)))
if ret == 0 {
return 0, err
}
return int32(handleCount), nil
} }
func (p *Process) NumThreadsWithContext(ctx context.Context) (int32, error) { func (p *Process) NumThreadsWithContext(ctx context.Context) (int32, error) {