68 lines
2.1 KiB
C++
68 lines
2.1 KiB
C++
/*
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* Copyright (c) 2017, Intel Corporation
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is 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
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* in 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
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* OR 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
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include "runtime/os_interface/os_library.h"
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#include "os_library.h"
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#include "DriverStore.h"
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namespace OCLRT {
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OsLibrary *OsLibrary::load(const std::string &name) {
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Windows::OsLibrary *ptr = new Windows::OsLibrary(name);
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if (!ptr->isLoaded()) {
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delete ptr;
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return nullptr;
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}
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return ptr;
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}
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namespace Windows {
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OsLibrary::OsLibrary(const std::string &name) {
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if (name.empty()) {
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this->handle = GetModuleHandleA(nullptr);
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} else {
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this->handle = LoadDependency(name.c_str());
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if (this->handle == nullptr) {
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this->handle = ::LoadLibraryA(name.c_str());
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}
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}
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}
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OsLibrary::~OsLibrary() {
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if ((this->handle != nullptr) && (this->handle != GetModuleHandleA(nullptr))) {
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::FreeLibrary(this->handle);
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this->handle = nullptr;
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}
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}
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bool OsLibrary::isLoaded() {
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return this->handle != nullptr;
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}
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void *OsLibrary::getProcAddress(const std::string &procName) {
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return ::GetProcAddress(this->handle, procName.c_str());
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}
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}
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}
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