64 lines
2.2 KiB
Plaintext
64 lines
2.2 KiB
Plaintext
// Copyright (c) 2015 Ryan Prichard
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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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#ifndef WINPTY_SHARED_OS_MODULE_H
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#define WINPTY_SHARED_OS_MODULE_H
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#include <windows.h>
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#include <string>
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#include "DebugClient.h"
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#include "WinptyAssert.h"
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#include "WinptyException.h"
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class OsModule {
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HMODULE m_module;
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public:
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enum class LoadErrorBehavior { Abort, Throw };
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OsModule(const wchar_t *fileName,
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LoadErrorBehavior behavior=LoadErrorBehavior::Abort) {
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m_module = LoadLibraryW(fileName);
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if (behavior == LoadErrorBehavior::Abort) {
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ASSERT(m_module != NULL);
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} else {
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if (m_module == nullptr) {
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const auto err = GetLastError();
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throwWindowsError(
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(L"LoadLibraryW error: " + std::wstring(fileName)).c_str(),
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err);
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}
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}
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}
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~OsModule() {
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FreeLibrary(m_module);
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}
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HMODULE handle() const { return m_module; }
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FARPROC proc(const char *funcName) {
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FARPROC ret = GetProcAddress(m_module, funcName);
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if (ret == NULL) {
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trace("GetProcAddress: %s is missing", funcName);
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}
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return ret;
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}
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};
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#endif // WINPTY_SHARED_OS_MODULE_H
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