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Fix missing vendor dir

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This commit is contained in:
Michael Lehmann
2024-12-19 22:19:04 +01:00
parent 585f4eefa1
commit cc85816e3f
543 changed files with 247315 additions and 0 deletions
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300
vendor/github.com/shirou/gopsutil/internal/common/common_windows.go generated vendored Normal file
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// +build windows
package common
import (
"context"
"fmt"
"path/filepath"
"reflect"
"strings"
"syscall"
"unsafe"
"github.com/yusufpapurcu/wmi"
"golang.org/x/sys/windows"
)
// for double values
type PDH_FMT_COUNTERVALUE_DOUBLE struct {
CStatus uint32
DoubleValue float64
}
// for 64 bit integer values
type PDH_FMT_COUNTERVALUE_LARGE struct {
CStatus uint32
LargeValue int64
}
// for long values
type PDH_FMT_COUNTERVALUE_LONG struct {
CStatus uint32
LongValue int32
padding [4]byte
}
// windows system const
const (
ERROR_SUCCESS = 0
ERROR_FILE_NOT_FOUND = 2
DRIVE_REMOVABLE = 2
DRIVE_FIXED = 3
HKEY_LOCAL_MACHINE = 0x80000002
RRF_RT_REG_SZ = 0x00000002
RRF_RT_REG_DWORD = 0x00000010
PDH_FMT_LONG = 0x00000100
PDH_FMT_DOUBLE = 0x00000200
PDH_FMT_LARGE = 0x00000400
PDH_INVALID_DATA = 0xc0000bc6
PDH_INVALID_HANDLE = 0xC0000bbc
PDH_NO_DATA = 0x800007d5
STATUS_BUFFER_OVERFLOW = 0x80000005
STATUS_BUFFER_TOO_SMALL = 0xC0000023
STATUS_INFO_LENGTH_MISMATCH = 0xC0000004
)
const (
ProcessBasicInformation = 0
ProcessWow64Information = 26
ProcessQueryInformation = windows.PROCESS_DUP_HANDLE | windows.PROCESS_QUERY_INFORMATION
SystemExtendedHandleInformationClass = 64
)
var (
Modkernel32 = windows.NewLazySystemDLL("kernel32.dll")
ModNt = windows.NewLazySystemDLL("ntdll.dll")
ModPdh = windows.NewLazySystemDLL("pdh.dll")
ModPsapi = windows.NewLazySystemDLL("psapi.dll")
ProcGetSystemTimes = Modkernel32.NewProc("GetSystemTimes")
ProcNtQuerySystemInformation = ModNt.NewProc("NtQuerySystemInformation")
ProcRtlGetNativeSystemInformation = ModNt.NewProc("RtlGetNativeSystemInformation")
ProcRtlNtStatusToDosError = ModNt.NewProc("RtlNtStatusToDosError")
ProcNtQueryInformationProcess = ModNt.NewProc("NtQueryInformationProcess")
ProcNtReadVirtualMemory = ModNt.NewProc("NtReadVirtualMemory")
ProcNtWow64QueryInformationProcess64 = ModNt.NewProc("NtWow64QueryInformationProcess64")
ProcNtWow64ReadVirtualMemory64 = ModNt.NewProc("NtWow64ReadVirtualMemory64")
PdhOpenQuery = ModPdh.NewProc("PdhOpenQuery")
PdhAddEnglishCounterW = ModPdh.NewProc("PdhAddEnglishCounterW")
PdhCollectQueryData = ModPdh.NewProc("PdhCollectQueryData")
PdhGetFormattedCounterValue = ModPdh.NewProc("PdhGetFormattedCounterValue")
PdhCloseQuery = ModPdh.NewProc("PdhCloseQuery")
procQueryDosDeviceW = Modkernel32.NewProc("QueryDosDeviceW")
)
type FILETIME struct {
DwLowDateTime uint32
DwHighDateTime uint32
}
// borrowed from net/interface_windows.go
func BytePtrToString(p *uint8) string {
a := (*[10000]uint8)(unsafe.Pointer(p))
i := 0
for a[i] != 0 {
i++
}
return string(a[:i])
}
// CounterInfo struct is used to track a windows performance counter
// copied from https://github.com/mackerelio/mackerel-agent/
type CounterInfo struct {
PostName string
CounterName string
Counter windows.Handle
}
// CreateQuery with a PdhOpenQuery call
// copied from https://github.com/mackerelio/mackerel-agent/
func CreateQuery() (windows.Handle, error) {
var query windows.Handle
r, _, err := PdhOpenQuery.Call(0, 0, uintptr(unsafe.Pointer(&query)))
if r != 0 {
return 0, err
}
return query, nil
}
// CreateCounter with a PdhAddEnglishCounterW call
func CreateCounter(query windows.Handle, pname, cname string) (*CounterInfo, error) {
var counter windows.Handle
r, _, err := PdhAddEnglishCounterW.Call(
uintptr(query),
uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(cname))),
0,
uintptr(unsafe.Pointer(&counter)))
if r != 0 {
return nil, err
}
return &CounterInfo{
PostName: pname,
CounterName: cname,
Counter: counter,
}, nil
}
// GetCounterValue get counter value from handle
// adapted from https://github.com/mackerelio/mackerel-agent/
func GetCounterValue(counter windows.Handle) (float64, error) {
var value PDH_FMT_COUNTERVALUE_DOUBLE
r, _, err := PdhGetFormattedCounterValue.Call(uintptr(counter), PDH_FMT_DOUBLE, uintptr(0), uintptr(unsafe.Pointer(&value)))
if r != 0 && r != PDH_INVALID_DATA {
return 0.0, err
}
return value.DoubleValue, nil
}
type Win32PerformanceCounter struct {
PostName string
CounterName string
Query windows.Handle
Counter windows.Handle
}
func NewWin32PerformanceCounter(postName, counterName string) (*Win32PerformanceCounter, error) {
query, err := CreateQuery()
if err != nil {
return nil, err
}
var counter = Win32PerformanceCounter{
Query: query,
PostName: postName,
CounterName: counterName,
}
r, _, err := PdhAddEnglishCounterW.Call(
uintptr(counter.Query),
uintptr(unsafe.Pointer(windows.StringToUTF16Ptr(counter.CounterName))),
0,
uintptr(unsafe.Pointer(&counter.Counter)),
)
if r != 0 {
return nil, err
}
return &counter, nil
}
func (w *Win32PerformanceCounter) GetValue() (float64, error) {
r, _, err := PdhCollectQueryData.Call(uintptr(w.Query))
if r != 0 && err != nil {
if r == PDH_NO_DATA {
return 0.0, fmt.Errorf("%w: this counter has not data", err)
}
return 0.0, err
}
return GetCounterValue(w.Counter)
}
func ProcessorQueueLengthCounter() (*Win32PerformanceCounter, error) {
return NewWin32PerformanceCounter("processor_queue_length", `\System\Processor Queue Length`)
}
// WMIQueryWithContext - wraps wmi.Query with a timed-out context to avoid hanging
func WMIQueryWithContext(ctx context.Context, query string, dst interface{}, connectServerArgs ...interface{}) error {
if _, ok := ctx.Deadline(); !ok {
ctxTimeout, cancel := context.WithTimeout(ctx, Timeout)
defer cancel()
ctx = ctxTimeout
}
errChan := make(chan error, 1)
go func() {
errChan <- wmi.Query(query, dst, connectServerArgs...)
}()
select {
case <-ctx.Done():
return ctx.Err()
case err := <-errChan:
return err
}
}
// Convert paths using native DOS format like:
// "\Device\HarddiskVolume1\Windows\systemew\file.txt"
// into:
// "C:\Windows\systemew\file.txt"
func ConvertDOSPath(p string) string {
rawDrive := strings.Join(strings.Split(p, `\`)[:3], `\`)
for d := 'A'; d <= 'Z'; d++ {
szDeviceName := string(d) + ":"
szTarget := make([]uint16, 512)
ret, _, _ := procQueryDosDeviceW.Call(uintptr(unsafe.Pointer(syscall.StringToUTF16Ptr(szDeviceName))),
uintptr(unsafe.Pointer(&szTarget[0])),
uintptr(len(szTarget)))
if ret != 0 && windows.UTF16ToString(szTarget[:]) == rawDrive {
return filepath.Join(szDeviceName, p[len(rawDrive):])
}
}
return p
}
type NtStatus uint32
func (s NtStatus) Error() error {
if s == 0 {
return nil
}
return fmt.Errorf("NtStatus 0x%08x", uint32(s))
}
func (s NtStatus) IsError() bool {
return s>>30 == 3
}
type SystemExtendedHandleTableEntryInformation struct {
Object uintptr
UniqueProcessId uintptr
HandleValue uintptr
GrantedAccess uint32
CreatorBackTraceIndex uint16
ObjectTypeIndex uint16
HandleAttributes uint32
Reserved uint32
}
type SystemExtendedHandleInformation struct {
NumberOfHandles uintptr
Reserved uintptr
Handles [1]SystemExtendedHandleTableEntryInformation
}
// CallWithExpandingBuffer https://github.com/hillu/go-ntdll
func CallWithExpandingBuffer(fn func() NtStatus, buf *[]byte, resultLength *uint32) NtStatus {
for {
if st := fn(); st == STATUS_BUFFER_OVERFLOW || st == STATUS_BUFFER_TOO_SMALL || st == STATUS_INFO_LENGTH_MISMATCH {
if int(*resultLength) <= cap(*buf) {
(*reflect.SliceHeader)(unsafe.Pointer(buf)).Len = int(*resultLength)
} else {
*buf = make([]byte, int(*resultLength))
}
continue
} else {
if !st.IsError() {
*buf = (*buf)[:int(*resultLength)]
}
return st
}
}
}
func NtQuerySystemInformation(
SystemInformationClass uint32,
SystemInformation *byte,
SystemInformationLength uint32,
ReturnLength *uint32,
) NtStatus {
r0, _, _ := ProcNtQuerySystemInformation.Call(
uintptr(SystemInformationClass),
uintptr(unsafe.Pointer(SystemInformation)),
uintptr(SystemInformationLength),
uintptr(unsafe.Pointer(ReturnLength)))
return NtStatus(r0)
}