container: fix collector (#2057)

internal/headers/kernel32/job.go

@@ -31,7 +31,13 @@ const (
 )
 
 func OpenJobObject(name string) (windows.Handle, error) {
-	handle, _, err := procOpenJobObject.Call(JobObjectQuery, 0, uintptr(unsafe.Pointer(&name)))
+	ptr, _ := windows.UTF16PtrFromString(name)
+	handle, _, err := procOpenJobObject.Call(
+		JobObjectQuery,
+		0,
+		uintptr(unsafe.Pointer(ptr)),
+	)
+
 	if handle == 0 {
 		return 0, err
 	}

internal/headers/kernel32/types.go

@@ -17,7 +17,11 @@
 
 package kernel32
 
-import "unsafe"
+import (
+	"unsafe"
+
+	"golang.org/x/sys/windows"
+)
 
 type JobObjectBasicAccountingInformation struct {
 	TotalUserTime             uint64
@@ -30,22 +34,18 @@ type JobObjectBasicAccountingInformation struct {
 	TotalTerminatedProcesses  uint32
 }
 
-type IOCounters struct {
-	ReadOperationCount  uint64
-	WriteOperationCount uint64
-	OtherOperationCount uint64
-	ReadTransferCount   uint64
-	WriteTransferCount  uint64
-	OtherTransferCount  uint64
+// JobObjectBasicAndIOAccountingInformation is a structure that contains
+// both basic accounting information and I/O accounting information
+// for a job object. It is used with the QueryInformationJobObject function.
+// The structure is defined in the Windows API documentation.
+// https://learn.microsoft.com/en-us/windows/win32/api/winnt/ns-winnt-jobobject_basic_and_io_accounting_information
+type JobObjectBasicAndIOAccountingInformation struct {
+	BasicInfo JobObjectBasicAccountingInformation
+	IoInfo    windows.IO_COUNTERS
 }
-
-type JobObjectExtendedLimitInformation struct {
-	BasicInfo             JobObjectBasicAccountingInformation
-	IoInfo                IOCounters
-	ProcessMemoryLimit    uint64
-	JobMemoryLimit        uint64
-	PeakProcessMemoryUsed uint64
-	PeakJobMemoryUsed     uint64
+type JobObjectMemoryUsageInformation struct {
+	JobMemory         uint64
+	PeakJobMemoryUsed uint64
 }
 
 type JobObjectBasicProcessIDList struct {