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#
# Author:: John Keiser (<jkeiser@chef.io>)
# Author:: Seth Chisamore (<schisamo@chef.io>)
# Copyright:: Copyright 2011-2016, 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 "../mixin/wide_string"
require_relative "api/unicode"
class Chef
module ReservedNames::Win32
class Unicode
include Chef::ReservedNames::Win32::API::Unicode
extend Chef::ReservedNames::Win32::API::Unicode
end
end
end
module FFI
class Pointer
include Chef::Mixin::WideString
def read_wstring(num_wchars = nil)
if num_wchars.nil?
# Find the length of the string
length = 0
last_char = nil
while last_char != "\000\000"
length += 1
last_char = get_bytes(0, length * 2)[-2..-1]
end
num_wchars = length
end
wide_to_utf8(get_bytes(0, num_wchars * 2))
end
def read_utf16string
offset = 0
offset += 2 while get_bytes(offset, 2) != "\x00\x00"
get_bytes(0, offset).force_encoding("utf-16le").encode("utf-8")
end
end
end
class String
include Chef::Mixin::WideString
def to_wstring
utf8_to_wide(self)
end
end
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