82 lines
2.3 KiB
C++
82 lines
2.3 KiB
C++
// Copyright (c) 2016-2018 Kiwano - Nomango
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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#include "FileUtil.h"
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#include "../platform/modules.h"
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namespace kiwano
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{
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bool FileUtil::Delete(String const& file_path)
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{
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if (::DeleteFile(file_path.c_str()))
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return true;
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return false;
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}
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bool FileUtil::Extract(Resource const& res, String const& dest_file_name)
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{
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HANDLE file_handle = ::CreateFile(
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dest_file_name.c_str(),
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GENERIC_WRITE,
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NULL,
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NULL,
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CREATE_ALWAYS,
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FILE_ATTRIBUTE_TEMPORARY,
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NULL
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);
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if (file_handle == INVALID_HANDLE_VALUE)
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return false;
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LPVOID buffer;
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DWORD buffer_size;
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if (res.Load(buffer, buffer_size))
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{
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DWORD written_bytes = 0;
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::WriteFile(file_handle, buffer, buffer_size, &written_bytes, NULL);
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::CloseHandle(file_handle);
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return true;
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}
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else
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{
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::CloseHandle(file_handle);
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::DeleteFile(dest_file_name.c_str());
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}
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return false;
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}
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bool FileUtil::ExistsFile(String const& file_path)
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{
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DWORD dwAttrib = ::GetFileAttributesW(file_path.c_str());
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return (dwAttrib != INVALID_FILE_ATTRIBUTES &&
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!(dwAttrib & FILE_ATTRIBUTE_DIRECTORY));
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}
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bool FileUtil::ExistsDirectory(String const& dir_path)
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{
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DWORD dwAttrib = ::GetFileAttributesW(dir_path.c_str());
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return (dwAttrib != INVALID_FILE_ATTRIBUTES &&
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(dwAttrib & FILE_ATTRIBUTE_DIRECTORY));
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}
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} |