text: // Copyright 2015 The Crashpad Authors. All rights reserved.
  //
  // Licensed 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 "util/win/get_function.h"
  
  #include "base/logging.h"
  #include "base/strings/utf_string_conversions.h"
  
  namespace crashpad {
  namespace internal {
  
  FARPROC GetFunctionInternal(
      const wchar_t* library, const char* function, bool required) {
    HMODULE module = LoadLibrary(library);
    DPCHECK(!required || module) << "LoadLibrary " << base::UTF16ToUTF8(library);
    if (!module) {
      return nullptr;
    }
  
    // Strip off any leading :: that may have come from stringifying the
    // function’s name.
    if (function[0] == ':' && function[1] == ':' &&
        function[2] && function[2] != ':') {
      function += 2;
    }
  
    FARPROC proc = GetProcAddress(module, function);
    DPCHECK(!required || proc) << "GetProcAddress " << function;
    return proc;
  }
  
  }  // namespace internal
  }  // namespace crashpad
  