Module: Win32::Registry::API

Extended by:
DL::Importer
Defined in:
win32/lib/win32/registry.rb

Overview

Win32 APIs

Constant Summary

Constants included from DL

DL::ALIGN_CHAR, DL::ALIGN_DOUBLE, DL::ALIGN_FLOAT, DL::ALIGN_INT, DL::ALIGN_INTPTR_T, DL::ALIGN_LONG, DL::ALIGN_LONG_LONG, DL::ALIGN_PTRDIFF_T, DL::ALIGN_SHORT, DL::ALIGN_SIZE_T, DL::ALIGN_SSIZE_T, DL::ALIGN_UINTPTR_T, DL::ALIGN_VOIDP, DL::BUILD_RUBY_PLATFORM, DL::BUILD_RUBY_VERSION, DL::CdeclCallbackAddrs, DL::CdeclCallbackProcs, DL::DLSTACK_SIZE, DL::MAX_CALLBACK, DL::NULL, DL::RTLD_GLOBAL, DL::RTLD_LAZY, DL::RTLD_NOW, DL::RUBY_FREE, DL::SEM, DL::SIZEOF_CHAR, DL::SIZEOF_DOUBLE, DL::SIZEOF_FLOAT, DL::SIZEOF_INT, DL::SIZEOF_INTPTR_T, DL::SIZEOF_LONG, DL::SIZEOF_LONG_LONG, DL::SIZEOF_PTRDIFF_T, DL::SIZEOF_SHORT, DL::SIZEOF_SIZE_T, DL::SIZEOF_SSIZE_T, DL::SIZEOF_UINTPTR_T, DL::SIZEOF_VOIDP, DL::StdcallCallbackAddrs, DL::StdcallCallbackProcs, DL::TYPE_CHAR, DL::TYPE_DOUBLE, DL::TYPE_FLOAT, DL::TYPE_INT, DL::TYPE_INTPTR_T, DL::TYPE_LONG, DL::TYPE_LONG_LONG, DL::TYPE_PTRDIFF_T, DL::TYPE_SHORT, DL::TYPE_SIZE_T, DL::TYPE_SSIZE_T, DL::TYPE_UINTPTR_T, DL::TYPE_VOID, DL::TYPE_VOIDP

Class Method Summary collapse

Methods included from DL::Importer

[], bind, bind_function, create_carried_function, create_temp_function, create_value, dlload, extern, handler, import_function, import_symbol, import_value, sizeof, struct, typealias, union

Methods included from DL::CParser

#parse_ctype, #parse_signature, #parse_struct_signature

Methods included from DL

dlopen, dlunwrap, dlwrap, fiddle?, free, malloc, realloc, #remove_callback_internal, #remove_cdecl_callback, #remove_stdcall_callback, #set_callback_internal, #set_cdecl_callback, #set_stdcall_callback

Class Method Details

.check(result) ⇒ Object

Raises:


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# File 'win32/lib/win32/registry.rb', line 230

def check(result)
  raise Error, result, caller(2) if result != 0
end

.CloseKey(hkey) ⇒ Object


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# File 'win32/lib/win32/registry.rb', line 306

def CloseKey(hkey)
  check RegCloseKey.call(hkey)
end

.CreateKey(hkey, name, opt, desired) ⇒ Object


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# File 'win32/lib/win32/registry.rb', line 258

def CreateKey(hkey, name, opt, desired)
  result = packdw(0)
  disp = packdw(0)
  check RegCreateKeyExA.call(hkey, name, 0, 0, opt, desired,
                             0, result, disp)
  [ unpackdw(result), unpackdw(disp) ]
end

.DeleteKey(hkey, name) ⇒ Object


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# File 'win32/lib/win32/registry.rb', line 298

def DeleteKey(hkey, name)
  check RegDeleteKey.call(hkey, name)
end

.DeleteValue(hkey, name) ⇒ Object


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# File 'win32/lib/win32/registry.rb', line 294

def DeleteValue(hkey, name)
  check RegDeleteValue.call(hkey, name)
end

.EnumKey(hkey, index) ⇒ Object


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# File 'win32/lib/win32/registry.rb', line 273

def EnumKey(hkey, index)
  name = ' ' * Constants::MAX_KEY_LENGTH
  size = packdw(Constants::MAX_KEY_LENGTH)
  wtime = ' ' * 8
  check RegEnumKeyExA.call(hkey, index, name, size, 0, 0, 0, wtime)
  [ name[0, unpackdw(size)], unpackqw(wtime) ]
end

.EnumValue(hkey, index) ⇒ Object


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# File 'win32/lib/win32/registry.rb', line 266

def EnumValue(hkey, index)
  name = ' ' * Constants::MAX_KEY_LENGTH
  size = packdw(Constants::MAX_KEY_LENGTH)
  check RegEnumValueA.call(hkey, index, name, size, 0, 0, 0, 0)
  name[0, unpackdw(size)]
end

.FlushKey(hkey) ⇒ Object


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# File 'win32/lib/win32/registry.rb', line 302

def FlushKey(hkey)
  check RegFlushKey.call(hkey)
end

.OpenKey(hkey, name, opt, desired) ⇒ Object


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# File 'win32/lib/win32/registry.rb', line 252

def OpenKey(hkey, name, opt, desired)
  result = packdw(0)
  check RegOpenKeyExA.call(hkey, name, opt, desired, result)
  unpackdw(result)
end

.packdw(dw) ⇒ Object


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# File 'win32/lib/win32/registry.rb', line 234

def packdw(dw)
  [dw].pack('V')
end

.packqw(qw) ⇒ Object


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# File 'win32/lib/win32/registry.rb', line 243

def packqw(qw)
  [ qw & 0xFFFFFFFF, qw >> 32 ].pack('VV')
end

.QueryInfoKey(hkey) ⇒ Object


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# File 'win32/lib/win32/registry.rb', line 310

def QueryInfoKey(hkey)
  subkeys = packdw(0)
  maxsubkeylen = packdw(0)
  values = packdw(0)
  maxvaluenamelen = packdw(0)
  maxvaluelen = packdw(0)
  secdescs = packdw(0)
  wtime = ' ' * 8
  check RegQueryInfoKey.call(hkey, 0, 0, 0, subkeys, maxsubkeylen, 0,
    values, maxvaluenamelen, maxvaluelen, secdescs, wtime)
  [ unpackdw(subkeys), unpackdw(maxsubkeylen), unpackdw(values),
    unpackdw(maxvaluenamelen), unpackdw(maxvaluelen),
    unpackdw(secdescs), unpackqw(wtime) ]
end

.QueryValue(hkey, name) ⇒ Object


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# File 'win32/lib/win32/registry.rb', line 281

def QueryValue(hkey, name)
  type = packdw(0)
  size = packdw(0)
  check RegQueryValueExA.call(hkey, name, 0, type, 0, size)
  data = ' ' * unpackdw(size)
  check RegQueryValueExA.call(hkey, name, 0, type, data, size)
  [ unpackdw(type), data[0, unpackdw(size)] ]
end

.SetValue(hkey, name, type, data, size) ⇒ Object


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# File 'win32/lib/win32/registry.rb', line 290

def SetValue(hkey, name, type, data, size)
  check RegSetValueExA.call(hkey, name, 0, type, data, size)
end

.unpackdw(dw) ⇒ Object


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# File 'win32/lib/win32/registry.rb', line 238

def unpackdw(dw)
  dw += [0].pack('V')
  dw.unpack('V')[0]
end

.unpackqw(qw) ⇒ Object


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# File 'win32/lib/win32/registry.rb', line 247

def unpackqw(qw)
  qw = qw.unpack('VV')
  (qw[1] << 32) | qw[0]
end