1// Code generated by 'go generate'; DO NOT EDIT.
2
3package registry
4
5import (
6	"internal/syscall/windows/sysdll"
7	"syscall"
8	"unsafe"
9)
10
11var _ unsafe.Pointer
12
13// Do the interface allocations only once for common
14// Errno values.
15const (
16	errnoERROR_IO_PENDING = 997
17)
18
19var (
20	errERROR_IO_PENDING error = syscall.Errno(errnoERROR_IO_PENDING)
21	errERROR_EINVAL     error = syscall.EINVAL
22)
23
24// errnoErr returns common boxed Errno values, to prevent
25// allocations at runtime.
26func errnoErr(e syscall.Errno) error {
27	switch e {
28	case 0:
29		return errERROR_EINVAL
30	case errnoERROR_IO_PENDING:
31		return errERROR_IO_PENDING
32	}
33	// TODO: add more here, after collecting data on the common
34	// error values see on Windows. (perhaps when running
35	// all.bat?)
36	return e
37}
38
39var (
40	modadvapi32 = syscall.NewLazyDLL(sysdll.Add("advapi32.dll"))
41	modkernel32 = syscall.NewLazyDLL(sysdll.Add("kernel32.dll"))
42
43	procRegCreateKeyExW           = modadvapi32.NewProc("RegCreateKeyExW")
44	procRegDeleteKeyW             = modadvapi32.NewProc("RegDeleteKeyW")
45	procRegDeleteValueW           = modadvapi32.NewProc("RegDeleteValueW")
46	procRegEnumValueW             = modadvapi32.NewProc("RegEnumValueW")
47	procRegLoadMUIStringW         = modadvapi32.NewProc("RegLoadMUIStringW")
48	procRegSetValueExW            = modadvapi32.NewProc("RegSetValueExW")
49	procExpandEnvironmentStringsW = modkernel32.NewProc("ExpandEnvironmentStringsW")
50)
51
52func regCreateKeyEx(key syscall.Handle, subkey *uint16, reserved uint32, class *uint16, options uint32, desired uint32, sa *syscall.SecurityAttributes, result *syscall.Handle, disposition *uint32) (regerrno error) {
53	r0, _, _ := syscall.Syscall9(procRegCreateKeyExW.Addr(), 9, uintptr(key), uintptr(unsafe.Pointer(subkey)), uintptr(reserved), uintptr(unsafe.Pointer(class)), uintptr(options), uintptr(desired), uintptr(unsafe.Pointer(sa)), uintptr(unsafe.Pointer(result)), uintptr(unsafe.Pointer(disposition)))
54	if r0 != 0 {
55		regerrno = syscall.Errno(r0)
56	}
57	return
58}
59
60func regDeleteKey(key syscall.Handle, subkey *uint16) (regerrno error) {
61	r0, _, _ := syscall.Syscall(procRegDeleteKeyW.Addr(), 2, uintptr(key), uintptr(unsafe.Pointer(subkey)), 0)
62	if r0 != 0 {
63		regerrno = syscall.Errno(r0)
64	}
65	return
66}
67
68func regDeleteValue(key syscall.Handle, name *uint16) (regerrno error) {
69	r0, _, _ := syscall.Syscall(procRegDeleteValueW.Addr(), 2, uintptr(key), uintptr(unsafe.Pointer(name)), 0)
70	if r0 != 0 {
71		regerrno = syscall.Errno(r0)
72	}
73	return
74}
75
76func regEnumValue(key syscall.Handle, index uint32, name *uint16, nameLen *uint32, reserved *uint32, valtype *uint32, buf *byte, buflen *uint32) (regerrno error) {
77	r0, _, _ := syscall.Syscall9(procRegEnumValueW.Addr(), 8, uintptr(key), uintptr(index), uintptr(unsafe.Pointer(name)), uintptr(unsafe.Pointer(nameLen)), uintptr(unsafe.Pointer(reserved)), uintptr(unsafe.Pointer(valtype)), uintptr(unsafe.Pointer(buf)), uintptr(unsafe.Pointer(buflen)), 0)
78	if r0 != 0 {
79		regerrno = syscall.Errno(r0)
80	}
81	return
82}
83
84func regLoadMUIString(key syscall.Handle, name *uint16, buf *uint16, buflen uint32, buflenCopied *uint32, flags uint32, dir *uint16) (regerrno error) {
85	r0, _, _ := syscall.Syscall9(procRegLoadMUIStringW.Addr(), 7, uintptr(key), uintptr(unsafe.Pointer(name)), uintptr(unsafe.Pointer(buf)), uintptr(buflen), uintptr(unsafe.Pointer(buflenCopied)), uintptr(flags), uintptr(unsafe.Pointer(dir)), 0, 0)
86	if r0 != 0 {
87		regerrno = syscall.Errno(r0)
88	}
89	return
90}
91
92func regSetValueEx(key syscall.Handle, valueName *uint16, reserved uint32, vtype uint32, buf *byte, bufsize uint32) (regerrno error) {
93	r0, _, _ := syscall.Syscall6(procRegSetValueExW.Addr(), 6, uintptr(key), uintptr(unsafe.Pointer(valueName)), uintptr(reserved), uintptr(vtype), uintptr(unsafe.Pointer(buf)), uintptr(bufsize))
94	if r0 != 0 {
95		regerrno = syscall.Errno(r0)
96	}
97	return
98}
99
100func expandEnvironmentStrings(src *uint16, dst *uint16, size uint32) (n uint32, err error) {
101	r0, _, e1 := syscall.Syscall(procExpandEnvironmentStringsW.Addr(), 3, uintptr(unsafe.Pointer(src)), uintptr(unsafe.Pointer(dst)), uintptr(size))
102	n = uint32(r0)
103	if n == 0 {
104		err = errnoErr(e1)
105	}
106	return
107}
108