| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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. |
| * |
| */ |
| |
| #include "qpid/sys/Shlib.h" |
| #include "qpid/Exception.h" |
| #include "qpid/sys/windows/check.h" |
| #include <windows.h> |
| |
| namespace qpid { |
| namespace sys { |
| |
| void Shlib::load(const char* name) { |
| HMODULE h = LoadLibrary(name); |
| if (h == NULL) { |
| throw QPID_WINDOWS_ERROR(GetLastError()); |
| } |
| handle = static_cast<void*>(h); |
| } |
| |
| void Shlib::unload() { |
| if (handle) { |
| if (FreeLibrary(static_cast<HMODULE>(handle)) == 0) { |
| throw QPID_WINDOWS_ERROR(GetLastError()); |
| } |
| handle = 0; |
| } |
| } |
| |
| void* Shlib::getSymbol(const char* name) { |
| // Double cast avoids warning about casting function pointer to object |
| void *sym = reinterpret_cast<void*>(reinterpret_cast<intptr_t>(GetProcAddress(static_cast<HMODULE>(handle), name))); |
| if (sym == NULL) |
| throw QPID_WINDOWS_ERROR(GetLastError()); |
| return sym; |
| } |
| |
| }} // namespace qpid::sys |