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#
# Author:: Seth Chisamore (<schisamo@chef.io>)
# Copyright:: Copyright (c) Chef Software Inc.
# License:: Apache License, Version 2.0
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#

require_relative "../api"

class Chef
  module ReservedNames::Win32
    module API
      module Unicode
        extend Chef::ReservedNames::Win32::API

        ###############################################
        # Win32 API Constants
        ###############################################

        CP_ACP         = 0
        CP_OEMCP       = 1
        CP_MACCP       = 2
        CP_THREAD_ACP  = 3
        CP_SYMBOL      = 42
        CP_UTF7        = 65000
        CP_UTF8        = 65001

        MB_PRECOMPOSED       = 0x00000001
        MB_COMPOSITE         = 0x00000002
        MB_USEGLYPHCHARS     = 0x00000004
        MB_ERR_INVALID_CHARS = 0x00000008

        WC_COMPOSITECHECK    = 0x00000200
        WC_DISCARDNS         = 0x00000010
        WC_SEPCHARS          = 0x00000020
        WC_DEFAULTCHAR       = 0x00000040
        WC_NO_BEST_FIT_CHARS = 0x00000400

        ANSI_CHARSET        = 0
        DEFAULT_CHARSET     = 1
        SYMBOL_CHARSET      = 2
        SHIFTJIS_CHARSET    = 128
        HANGEUL_CHARSET     = 129
        HANGUL_CHARSET      = 129
        GB2312_CHARSET      = 134
        CHINESEBIG5_CHARSET = 136
        OEM_CHARSET         = 255
        JOHAB_CHARSET       = 130
        HEBREW_CHARSET      = 177
        ARABIC_CHARSET      = 178
        GREEK_CHARSET       = 161
        TURKISH_CHARSET     = 162
        VIETNAMESE_CHARSET  = 163
        THAI_CHARSET        = 222
        EASTEUROPE_CHARSET  = 238
        RUSSIAN_CHARSET     = 204

        IS_TEXT_UNICODE_ASCII16            = 0x0001
        IS_TEXT_UNICODE_REVERSE_ASCII16    = 0x0010
        IS_TEXT_UNICODE_STATISTICS         = 0x0002
        IS_TEXT_UNICODE_REVERSE_STATISTICS = 0x0020
        IS_TEXT_UNICODE_CONTROLS           = 0x0004
        IS_TEXT_UNICODE_REVERSE_CONTROLS   = 0x0040
        IS_TEXT_UNICODE_SIGNATURE          = 0x0008
        IS_TEXT_UNICODE_REVERSE_SIGNATURE  = 0x0080
        IS_TEXT_UNICODE_ILLEGAL_CHARS      = 0x0100
        IS_TEXT_UNICODE_ODD_LENGTH         = 0x0200
        IS_TEXT_UNICODE_DBCS_LEADBYTE      = 0x0400
        IS_TEXT_UNICODE_NULL_BYTES         = 0x1000
        IS_TEXT_UNICODE_UNICODE_MASK       = 0x000F
        IS_TEXT_UNICODE_REVERSE_MASK       = 0x00F0
        IS_TEXT_UNICODE_NOT_UNICODE_MASK   = 0x0F00
        IS_TEXT_UNICODE_NOT_ASCII_MASK     = 0xF000

        TCI_SRCCHARSET  = 1
        TCI_SRCCODEPAGE = 2
        TCI_SRCFONTSIG  = 3
        TCI_SRCLOCALE   = 0x100

        ###############################################
        # Win32 API Bindings
        ###############################################

        ffi_lib "kernel32", "advapi32"

=begin
BOOL IsTextUnicode(
  __in     const VOID *lpv,
  __in     int iSize,
  __inout  LPINT lpiResult
);
=end
        safe_attach_function :IsTextUnicode, %i{pointer int LPINT}, :BOOL

=begin
int MultiByteToWideChar(
  __in   UINT CodePage,
  __in   DWORD dwFlags,
  __in   LPCSTR lpMultiByteStr,
  __in   int cbMultiByte,
  __out  LPWSTR lpWideCharStr,
  __in   int cchWideChar
);
=end
        safe_attach_function :MultiByteToWideChar, %i{UINT DWORD LPCSTR int LPWSTR int}, :int

=begin
int WideCharToMultiByte(
  __in   UINT CodePage,
  __in   DWORD dwFlags,
  __in   LPCWSTR lpWideCharStr,
  __in   int cchWideChar,
  __out  LPSTR lpMultiByteStr,
  __in   int cbMultiByte,
  __in   LPCSTR lpDefaultChar,
  __out  LPBOOL lpUsedDefaultChar
);
=end
        safe_attach_function :WideCharToMultiByte, %i{UINT DWORD LPCWSTR int LPSTR int LPCSTR LPBOOL}, :int

      end
    end
  end
end