mirror of
https://github.com/TorqueGameEngines/Torque3D.git
synced 2026-01-20 04:34:48 +00:00
93 lines
2.5 KiB
C++
93 lines
2.5 KiB
C++
//-----------------------------------------------------------------------------
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// Copyright (c) 2012 GarageGames, LLC
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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
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// deal in the Software without restriction, including without limitation the
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// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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// sell 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
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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// IN THE SOFTWARE.
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//-----------------------------------------------------------------------------
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#define NOMINMAX
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#define WIN32_LEAN_AND_MEAN
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#include <windows.h>
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#include "platform/types.h"
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#include "platform/platformDlibrary.h"
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class Win32DLibrary: public DLibrary
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{
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HMODULE _handle;
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public:
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Win32DLibrary();
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~Win32DLibrary();
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bool open(const char* file);
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void close();
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void *bind(const char *name);
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};
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Win32DLibrary::Win32DLibrary()
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{
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_handle = 0;
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}
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Win32DLibrary::~Win32DLibrary()
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{
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close();
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}
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bool Win32DLibrary::open(const char* file)
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{
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// dlopen should also include the RTLD_LOCAL flag, but it seems to be
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// missing from cygwin
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_handle = LoadLibraryA(file);
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if (!_handle)
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return false;
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bool (*open)() = (bool(*)())bind("dllopen");
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if (open && !(*open)()) {
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FreeLibrary(_handle);
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_handle = 0;
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return false;
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}
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return true;
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}
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void Win32DLibrary::close()
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{
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if (_handle) {
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void (*close)() = (void(*)())bind("dllclose");
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if (close)
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(*close)();
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FreeLibrary(_handle);
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_handle = 0;
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}
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}
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void* Win32DLibrary::bind(const char *name)
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{
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return _handle? (void*)GetProcAddress(_handle,name): 0;
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}
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DLibraryRef OsLoadLibrary(const char* file)
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{
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Win32DLibrary* library = new Win32DLibrary();
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if (!library->open(file)) {
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delete library;
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return 0;
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}
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return library;
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}
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