Source file src/internal/syscall/windows/registry/zsyscall_windows.go

Documentation: internal/syscall/windows/registry

     1  // Code generated by 'go generate'; DO NOT EDIT.
     2  
     3  package registry
     4  
     5  import (
     6  	"internal/syscall/windows/sysdll"
     7  	"syscall"
     8  	"unsafe"
     9  )
    10  
    11  var _ unsafe.Pointer
    12  
    13  // Do the interface allocations only once for common
    14  // Errno values.
    15  const (
    16  	errnoERROR_IO_PENDING = 997
    17  )
    18  
    19  var (
    20  	errERROR_IO_PENDING error = syscall.Errno(errnoERROR_IO_PENDING)
    21  )
    22  
    23  // errnoErr returns common boxed Errno values, to prevent
    24  // allocations at runtime.
    25  func errnoErr(e syscall.Errno) error {
    26  	switch e {
    27  	case 0:
    28  		return nil
    29  	case errnoERROR_IO_PENDING:
    30  		return errERROR_IO_PENDING
    31  	}
    32  	// TODO: add more here, after collecting data on the common
    33  	// error values see on Windows. (perhaps when running
    34  	// all.bat?)
    35  	return e
    36  }
    37  
    38  var (
    39  	modadvapi32 = syscall.NewLazyDLL(sysdll.Add("advapi32.dll"))
    40  	modkernel32 = syscall.NewLazyDLL(sysdll.Add("kernel32.dll"))
    41  
    42  	procRegCreateKeyExW           = modadvapi32.NewProc("RegCreateKeyExW")
    43  	procRegDeleteKeyW             = modadvapi32.NewProc("RegDeleteKeyW")
    44  	procRegSetValueExW            = modadvapi32.NewProc("RegSetValueExW")
    45  	procRegEnumValueW             = modadvapi32.NewProc("RegEnumValueW")
    46  	procRegDeleteValueW           = modadvapi32.NewProc("RegDeleteValueW")
    47  	procRegLoadMUIStringW         = modadvapi32.NewProc("RegLoadMUIStringW")
    48  	procExpandEnvironmentStringsW = modkernel32.NewProc("ExpandEnvironmentStringsW")
    49  )
    50  
    51  func regCreateKeyEx(key syscall.Handle, subkey *uint16, reserved uint32, class *uint16, options uint32, desired uint32, sa *syscall.SecurityAttributes, result *syscall.Handle, disposition *uint32) (regerrno error) {
    52  	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)))
    53  	if r0 != 0 {
    54  		regerrno = syscall.Errno(r0)
    55  	}
    56  	return
    57  }
    58  
    59  func regDeleteKey(key syscall.Handle, subkey *uint16) (regerrno error) {
    60  	r0, _, _ := syscall.Syscall(procRegDeleteKeyW.Addr(), 2, uintptr(key), uintptr(unsafe.Pointer(subkey)), 0)
    61  	if r0 != 0 {
    62  		regerrno = syscall.Errno(r0)
    63  	}
    64  	return
    65  }
    66  
    67  func regSetValueEx(key syscall.Handle, valueName *uint16, reserved uint32, vtype uint32, buf *byte, bufsize uint32) (regerrno error) {
    68  	r0, _, _ := syscall.Syscall6(procRegSetValueExW.Addr(), 6, uintptr(key), uintptr(unsafe.Pointer(valueName)), uintptr(reserved), uintptr(vtype), uintptr(unsafe.Pointer(buf)), uintptr(bufsize))
    69  	if r0 != 0 {
    70  		regerrno = syscall.Errno(r0)
    71  	}
    72  	return
    73  }
    74  
    75  func regEnumValue(key syscall.Handle, index uint32, name *uint16, nameLen *uint32, reserved *uint32, valtype *uint32, buf *byte, buflen *uint32) (regerrno error) {
    76  	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)
    77  	if r0 != 0 {
    78  		regerrno = syscall.Errno(r0)
    79  	}
    80  	return
    81  }
    82  
    83  func regDeleteValue(key syscall.Handle, name *uint16) (regerrno error) {
    84  	r0, _, _ := syscall.Syscall(procRegDeleteValueW.Addr(), 2, uintptr(key), uintptr(unsafe.Pointer(name)), 0)
    85  	if r0 != 0 {
    86  		regerrno = syscall.Errno(r0)
    87  	}
    88  	return
    89  }
    90  
    91  func regLoadMUIString(key syscall.Handle, name *uint16, buf *uint16, buflen uint32, buflenCopied *uint32, flags uint32, dir *uint16) (regerrno error) {
    92  	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)
    93  	if r0 != 0 {
    94  		regerrno = syscall.Errno(r0)
    95  	}
    96  	return
    97  }
    98  
    99  func expandEnvironmentStrings(src *uint16, dst *uint16, size uint32) (n uint32, err error) {
   100  	r0, _, e1 := syscall.Syscall(procExpandEnvironmentStringsW.Addr(), 3, uintptr(unsafe.Pointer(src)), uintptr(unsafe.Pointer(dst)), uintptr(size))
   101  	n = uint32(r0)
   102  	if n == 0 {
   103  		if e1 != 0 {
   104  			err = errnoErr(e1)
   105  		} else {
   106  			err = syscall.EINVAL
   107  		}
   108  	}
   109  	return
   110  }
   111  

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