From b6662eed3f27ac5466501b046db4f1608845af61 Mon Sep 17 00:00:00 2001 From: Daniel J Walsh Date: Wed, 16 Jun 2021 05:57:09 -0400 Subject: Vendor in containers/common v0.40.0 Signed-off-by: Daniel J Walsh --- vendor/golang.org/x/sys/windows/exec_windows.go | 47 +++++++++++++++++----- vendor/golang.org/x/sys/windows/syscall_windows.go | 1 + vendor/golang.org/x/sys/windows/types_windows.go | 17 ++++---- .../golang.org/x/sys/windows/zsyscall_windows.go | 13 ++++++ 4 files changed, 61 insertions(+), 17 deletions(-) (limited to 'vendor/golang.org/x/sys/windows') diff --git a/vendor/golang.org/x/sys/windows/exec_windows.go b/vendor/golang.org/x/sys/windows/exec_windows.go index a020caeef..7a11e83b7 100644 --- a/vendor/golang.org/x/sys/windows/exec_windows.go +++ b/vendor/golang.org/x/sys/windows/exec_windows.go @@ -9,6 +9,8 @@ package windows import ( errorspkg "errors" "unsafe" + + "golang.org/x/sys/internal/unsafeheader" ) // EscapeArg rewrites command line argument s as prescribed @@ -135,8 +137,8 @@ func FullPath(name string) (path string, err error) { } } -// NewProcThreadAttributeList allocates a new ProcThreadAttributeList, with the requested maximum number of attributes. -func NewProcThreadAttributeList(maxAttrCount uint32) (*ProcThreadAttributeList, error) { +// NewProcThreadAttributeList allocates a new ProcThreadAttributeListContainer, with the requested maximum number of attributes. +func NewProcThreadAttributeList(maxAttrCount uint32) (*ProcThreadAttributeListContainer, error) { var size uintptr err := initializeProcThreadAttributeList(nil, maxAttrCount, 0, &size) if err != ERROR_INSUFFICIENT_BUFFER { @@ -145,10 +147,9 @@ func NewProcThreadAttributeList(maxAttrCount uint32) (*ProcThreadAttributeList, } return nil, err } - const psize = unsafe.Sizeof(uintptr(0)) // size is guaranteed to be ≥1 by InitializeProcThreadAttributeList. - al := (*ProcThreadAttributeList)(unsafe.Pointer(&make([]unsafe.Pointer, (size+psize-1)/psize)[0])) - err = initializeProcThreadAttributeList(al, maxAttrCount, 0, &size) + al := &ProcThreadAttributeListContainer{data: (*ProcThreadAttributeList)(unsafe.Pointer(&make([]byte, size)[0]))} + err = initializeProcThreadAttributeList(al.data, maxAttrCount, 0, &size) if err != nil { return nil, err } @@ -156,11 +157,39 @@ func NewProcThreadAttributeList(maxAttrCount uint32) (*ProcThreadAttributeList, } // Update modifies the ProcThreadAttributeList using UpdateProcThreadAttribute. -func (al *ProcThreadAttributeList) Update(attribute uintptr, flags uint32, value unsafe.Pointer, size uintptr, prevValue unsafe.Pointer, returnedSize *uintptr) error { - return updateProcThreadAttribute(al, flags, attribute, value, size, prevValue, returnedSize) +// Note that the value passed to this function will be copied into memory +// allocated by LocalAlloc, the contents of which should not contain any +// Go-managed pointers, even if the passed value itself is a Go-managed +// pointer. +func (al *ProcThreadAttributeListContainer) Update(attribute uintptr, value unsafe.Pointer, size uintptr) error { + alloc, err := LocalAlloc(LMEM_FIXED, uint32(size)) + if err != nil { + return err + } + var src, dst []byte + hdr := (*unsafeheader.Slice)(unsafe.Pointer(&src)) + hdr.Data = value + hdr.Cap = int(size) + hdr.Len = int(size) + hdr = (*unsafeheader.Slice)(unsafe.Pointer(&dst)) + hdr.Data = unsafe.Pointer(alloc) + hdr.Cap = int(size) + hdr.Len = int(size) + copy(dst, src) + al.heapAllocations = append(al.heapAllocations, alloc) + return updateProcThreadAttribute(al.data, 0, attribute, unsafe.Pointer(alloc), size, nil, nil) } // Delete frees ProcThreadAttributeList's resources. -func (al *ProcThreadAttributeList) Delete() { - deleteProcThreadAttributeList(al) +func (al *ProcThreadAttributeListContainer) Delete() { + deleteProcThreadAttributeList(al.data) + for i := range al.heapAllocations { + LocalFree(Handle(al.heapAllocations[i])) + } + al.heapAllocations = nil +} + +// List returns the actual ProcThreadAttributeList to be passed to StartupInfoEx. +func (al *ProcThreadAttributeListContainer) List() *ProcThreadAttributeList { + return al.data } diff --git a/vendor/golang.org/x/sys/windows/syscall_windows.go b/vendor/golang.org/x/sys/windows/syscall_windows.go index bb6aaf89e..1215b2ae2 100644 --- a/vendor/golang.org/x/sys/windows/syscall_windows.go +++ b/vendor/golang.org/x/sys/windows/syscall_windows.go @@ -220,6 +220,7 @@ func NewCallbackCDecl(fn interface{}) uintptr { //sys CancelIo(s Handle) (err error) //sys CancelIoEx(s Handle, o *Overlapped) (err error) //sys CreateProcess(appName *uint16, commandLine *uint16, procSecurity *SecurityAttributes, threadSecurity *SecurityAttributes, inheritHandles bool, creationFlags uint32, env *uint16, currentDir *uint16, startupInfo *StartupInfo, outProcInfo *ProcessInformation) (err error) = CreateProcessW +//sys CreateProcessAsUser(token Token, appName *uint16, commandLine *uint16, procSecurity *SecurityAttributes, threadSecurity *SecurityAttributes, inheritHandles bool, creationFlags uint32, env *uint16, currentDir *uint16, startupInfo *StartupInfo, outProcInfo *ProcessInformation) (err error) = advapi32.CreateProcessAsUserW //sys initializeProcThreadAttributeList(attrlist *ProcThreadAttributeList, attrcount uint32, flags uint32, size *uintptr) (err error) = InitializeProcThreadAttributeList //sys deleteProcThreadAttributeList(attrlist *ProcThreadAttributeList) = DeleteProcThreadAttributeList //sys updateProcThreadAttribute(attrlist *ProcThreadAttributeList, flags uint32, attr uintptr, value unsafe.Pointer, size uintptr, prevvalue unsafe.Pointer, returnedsize *uintptr) (err error) = UpdateProcThreadAttribute diff --git a/vendor/golang.org/x/sys/windows/types_windows.go b/vendor/golang.org/x/sys/windows/types_windows.go index 23fe18ece..1f733398e 100644 --- a/vendor/golang.org/x/sys/windows/types_windows.go +++ b/vendor/golang.org/x/sys/windows/types_windows.go @@ -909,14 +909,15 @@ type StartupInfoEx struct { // ProcThreadAttributeList is a placeholder type to represent a PROC_THREAD_ATTRIBUTE_LIST. // -// To create a *ProcThreadAttributeList, use NewProcThreadAttributeList, and -// free its memory using ProcThreadAttributeList.Delete. -type ProcThreadAttributeList struct { - // This is of type unsafe.Pointer, not of type byte or uintptr, because - // the contents of it is mostly a list of pointers, and in most cases, - // that's a list of pointers to Go-allocated objects. In order to keep - // the GC from collecting these objects, we declare this as unsafe.Pointer. - _ [1]unsafe.Pointer +// To create a *ProcThreadAttributeList, use NewProcThreadAttributeList, update +// it with ProcThreadAttributeListContainer.Update, free its memory using +// ProcThreadAttributeListContainer.Delete, and access the list itself using +// ProcThreadAttributeListContainer.List. +type ProcThreadAttributeList struct{} + +type ProcThreadAttributeListContainer struct { + data *ProcThreadAttributeList + heapAllocations []uintptr } type ProcessInformation struct { diff --git a/vendor/golang.org/x/sys/windows/zsyscall_windows.go b/vendor/golang.org/x/sys/windows/zsyscall_windows.go index 559bc845c..148de0ffb 100644 --- a/vendor/golang.org/x/sys/windows/zsyscall_windows.go +++ b/vendor/golang.org/x/sys/windows/zsyscall_windows.go @@ -69,6 +69,7 @@ var ( procConvertStringSecurityDescriptorToSecurityDescriptorW = modadvapi32.NewProc("ConvertStringSecurityDescriptorToSecurityDescriptorW") procConvertStringSidToSidW = modadvapi32.NewProc("ConvertStringSidToSidW") procCopySid = modadvapi32.NewProc("CopySid") + procCreateProcessAsUserW = modadvapi32.NewProc("CreateProcessAsUserW") procCreateServiceW = modadvapi32.NewProc("CreateServiceW") procCreateWellKnownSid = modadvapi32.NewProc("CreateWellKnownSid") procCryptAcquireContextW = modadvapi32.NewProc("CryptAcquireContextW") @@ -553,6 +554,18 @@ func CopySid(destSidLen uint32, destSid *SID, srcSid *SID) (err error) { return } +func CreateProcessAsUser(token Token, appName *uint16, commandLine *uint16, procSecurity *SecurityAttributes, threadSecurity *SecurityAttributes, inheritHandles bool, creationFlags uint32, env *uint16, currentDir *uint16, startupInfo *StartupInfo, outProcInfo *ProcessInformation) (err error) { + var _p0 uint32 + if inheritHandles { + _p0 = 1 + } + r1, _, e1 := syscall.Syscall12(procCreateProcessAsUserW.Addr(), 11, uintptr(token), uintptr(unsafe.Pointer(appName)), uintptr(unsafe.Pointer(commandLine)), uintptr(unsafe.Pointer(procSecurity)), uintptr(unsafe.Pointer(threadSecurity)), uintptr(_p0), uintptr(creationFlags), uintptr(unsafe.Pointer(env)), uintptr(unsafe.Pointer(currentDir)), uintptr(unsafe.Pointer(startupInfo)), uintptr(unsafe.Pointer(outProcInfo)), 0) + if r1 == 0 { + err = errnoErr(e1) + } + return +} + func CreateService(mgr Handle, serviceName *uint16, displayName *uint16, access uint32, srvType uint32, startType uint32, errCtl uint32, pathName *uint16, loadOrderGroup *uint16, tagId *uint32, dependencies *uint16, serviceStartName *uint16, password *uint16) (handle Handle, err error) { r0, _, e1 := syscall.Syscall15(procCreateServiceW.Addr(), 13, uintptr(mgr), uintptr(unsafe.Pointer(serviceName)), uintptr(unsafe.Pointer(displayName)), uintptr(access), uintptr(srvType), uintptr(startType), uintptr(errCtl), uintptr(unsafe.Pointer(pathName)), uintptr(unsafe.Pointer(loadOrderGroup)), uintptr(unsafe.Pointer(tagId)), uintptr(unsafe.Pointer(dependencies)), uintptr(unsafe.Pointer(serviceStartName)), uintptr(unsafe.Pointer(password)), 0, 0) handle = Handle(r0) -- cgit v1.2.3-54-g00ecf