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windows: add ole32 instantiation functions

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These are basic functions for getting function pointers to instantiated
OLE objects.

Change-Id: I5a3d179d6da2af006b6e11def18280959bb9bd98
Reviewed-on: https://go-review.googlesource.com/c/sys/+/298469
Trust: Jason A. Donenfeld <Jason@zx2c4.com>
Run-TryBot: Jason A. Donenfeld <Jason@zx2c4.com>
TryBot-Result: Go Bot <gobot@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
This commit is contained in:
Jason A. Donenfeld
2021-03-03 23:50:28 +01:00
parent f9bc61c02a
commit 0d6cb8bd5a
3 changed files with 98 additions and 0 deletions
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3
windows/syscall_windows.go
View File

@@ -381,6 +381,9 @@ func NewCallbackCDecl(fn interface{}) uintptr {
//sys stringFromGUID2(rguid *GUID, lpsz *uint16, cchMax int32) (chars int32) = ole32.StringFromGUID2
//sys coCreateGuid(pguid *GUID) (ret error) = ole32.CoCreateGuid
//sys CoTaskMemFree(address unsafe.Pointer) = ole32.CoTaskMemFree
//sys CoInitializeEx(reserved uintptr, coInit uint32) (ret error) = ole32.CoInitializeEx
//sys CoUninitialize() = ole32.CoUninitialize
//sys CoGetObject(name *uint16, bindOpts *BIND_OPTS3, guid *GUID, functionTable **uintptr) (ret error) = ole32.CoGetObject
//sys getProcessPreferredUILanguages(flags uint32, numLanguages *uint32, buf *uint16, bufSize *uint32) (err error) = kernel32.GetProcessPreferredUILanguages
//sys getThreadPreferredUILanguages(flags uint32, numLanguages *uint32, buf *uint16, bufSize *uint32) (err error) = kernel32.GetThreadPreferredUILanguages
//sys getUserPreferredUILanguages(flags uint32, numLanguages *uint32, buf *uint16, bufSize *uint32) (err error) = kernel32.GetUserPreferredUILanguages

71
windows/types_windows.go
View File

@@ -2642,3 +2642,74 @@ var (
RT_HTML ResourceID = 23
RT_MANIFEST ResourceID = 24
)
type COAUTHIDENTITY struct {
User *uint16
UserLength uint32
Domain *uint16
DomainLength uint32
Password *uint16
PasswordLength uint32
Flags uint32
}
type COAUTHINFO struct {
AuthnSvc uint32
AuthzSvc uint32
ServerPrincName *uint16
AuthnLevel uint32
ImpersonationLevel uint32
AuthIdentityData *COAUTHIDENTITY
Capabilities uint32
}
type COSERVERINFO struct {
Reserved1 uint32
Aame *uint16
AuthInfo *COAUTHINFO
Reserved2 uint32
}
type BIND_OPTS3 struct {
CbStruct uint32
Flags uint32
Mode uint32
TickCountDeadline uint32
TrackFlags uint32
ClassContext uint32
Locale uint32
ServerInfo *COSERVERINFO
Hwnd HWND
}
const (
CLSCTX_INPROC_SERVER = 0x1
CLSCTX_INPROC_HANDLER = 0x2
CLSCTX_LOCAL_SERVER = 0x4
CLSCTX_INPROC_SERVER16 = 0x8
CLSCTX_REMOTE_SERVER = 0x10
CLSCTX_INPROC_HANDLER16 = 0x20
CLSCTX_RESERVED1 = 0x40
CLSCTX_RESERVED2 = 0x80
CLSCTX_RESERVED3 = 0x100
CLSCTX_RESERVED4 = 0x200
CLSCTX_NO_CODE_DOWNLOAD = 0x400
CLSCTX_RESERVED5 = 0x800
CLSCTX_NO_CUSTOM_MARSHAL = 0x1000
CLSCTX_ENABLE_CODE_DOWNLOAD = 0x2000
CLSCTX_NO_FAILURE_LOG = 0x4000
CLSCTX_DISABLE_AAA = 0x8000
CLSCTX_ENABLE_AAA = 0x10000
CLSCTX_FROM_DEFAULT_CONTEXT = 0x20000
CLSCTX_ACTIVATE_32_BIT_SERVER = 0x40000
CLSCTX_ACTIVATE_64_BIT_SERVER = 0x80000
CLSCTX_ENABLE_CLOAKING = 0x100000
CLSCTX_APPCONTAINER = 0x400000
CLSCTX_ACTIVATE_AAA_AS_IU = 0x800000
CLSCTX_PS_DLL = 0x80000000
COINIT_MULTITHREADED = 0x0
COINIT_APARTMENTTHREADED = 0x2
COINIT_DISABLE_OLE1DDE = 0x4
COINIT_SPEED_OVER_MEMORY = 0x8
)

24
windows/zsyscall_windows.go
View File

@@ -367,7 +367,10 @@ var (
procRtlNtStatusToDosErrorNoTeb = modntdll.NewProc("RtlNtStatusToDosErrorNoTeb")
procCLSIDFromString = modole32.NewProc("CLSIDFromString")
procCoCreateGuid = modole32.NewProc("CoCreateGuid")
procCoGetObject = modole32.NewProc("CoGetObject")
procCoInitializeEx = modole32.NewProc("CoInitializeEx")
procCoTaskMemFree = modole32.NewProc("CoTaskMemFree")
procCoUninitialize = modole32.NewProc("CoUninitialize")
procStringFromGUID2 = modole32.NewProc("StringFromGUID2")
procEnumProcesses = modpsapi.NewProc("EnumProcesses")
procSubscribeServiceChangeNotifications = modsechost.NewProc("SubscribeServiceChangeNotifications")
@@ -3146,11 +3149,32 @@ func coCreateGuid(pguid *GUID) (ret error) {
return
}
func CoGetObject(name *uint16, bindOpts *BIND_OPTS3, guid *GUID, functionTable **uintptr) (ret error) {
r0, _, _ := syscall.Syscall6(procCoGetObject.Addr(), 4, uintptr(unsafe.Pointer(name)), uintptr(unsafe.Pointer(bindOpts)), uintptr(unsafe.Pointer(guid)), uintptr(unsafe.Pointer(functionTable)), 0, 0)
if r0 != 0 {
ret = syscall.Errno(r0)
}
return
}
func CoInitializeEx(reserved uintptr, coInit uint32) (ret error) {
r0, _, _ := syscall.Syscall(procCoInitializeEx.Addr(), 2, uintptr(reserved), uintptr(coInit), 0)
if r0 != 0 {
ret = syscall.Errno(r0)
}
return
}
func CoTaskMemFree(address unsafe.Pointer) {
syscall.Syscall(procCoTaskMemFree.Addr(), 1, uintptr(address), 0, 0)
return
}
func CoUninitialize() {
syscall.Syscall(procCoUninitialize.Addr(), 0, 0, 0, 0)
return
}
func stringFromGUID2(rguid *GUID, lpsz *uint16, cchMax int32) (chars int32) {
r0, _, _ := syscall.Syscall(procStringFromGUID2.Addr(), 3, uintptr(unsafe.Pointer(rguid)), uintptr(unsafe.Pointer(lpsz)), uintptr(cchMax))
chars = int32(r0)