win: Add HandleToInt() and IntToHandle()

util/win/exception_handler_server.cc

 // 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,
@@ skipping 10 matching lines @@
 #include "base/rand_util.h"
 #include "base/strings/stringprintf.h"
 #include "base/strings/utf_string_conversions.h"
 #include "minidump/minidump_file_writer.h"
 #include "snapshot/crashpad_info_client_options.h"
 #include "snapshot/win/process_snapshot_win.h"
 #include "util/file/file_writer.h"
 #include "util/misc/tri_state.h"
 #include "util/misc/uuid.h"
 #include "util/win/get_function.h"
+#include "util/win/handle.h"
 #include "util/win/registration_protocol_win.h"
 #include "util/win/xp_compat.h"
 
 namespace crashpad {
 
 namespace {
 
 // We create two pipe instances, so that there's one listening while the
 // PipeServiceProc is processing a registration.
 const size_t kPipeInstances = 2;
@@ skipping 441 matching lines @@
         message.registration.critical_section_address,
         &OnCrashDumpEvent,
         &OnNonCrashDumpEvent,
         &OnProcessEnd);
     service_context.clients()->insert(client);
   }
 
   // Duplicate the events back to the client so they can request a dump.
   ServerToClientMessage response;
   response.registration.request_crash_dump_event =
-      base::checked_cast<uint32_t>(reinterpret_cast<uintptr_t>(DuplicateEvent(
-          client->process(), client->crash_dump_requested_event())));
+      HandleToInt(DuplicateEvent(
+          client->process(), client->crash_dump_requested_event()));
   response.registration.request_non_crash_dump_event =
-      base::checked_cast<uint32_t>(reinterpret_cast<uintptr_t>(DuplicateEvent(
-          client->process(), client->non_crash_dump_requested_event())));
+      HandleToInt(DuplicateEvent(
+          client->process(), client->non_crash_dump_requested_event()));
   response.registration.non_crash_dump_completed_event =
-      base::checked_cast<uint32_t>(reinterpret_cast<uintptr_t>(DuplicateEvent(
-          client->process(), client->non_crash_dump_completed_event())));
+      HandleToInt(DuplicateEvent(
+          client->process(), client->non_crash_dump_completed_event()));
 
   if (!LoggingWriteFile(service_context.pipe(), &response, sizeof(response)))
     return false;
 
   return false;
 }
 
 // static
 DWORD __stdcall ExceptionHandlerServer::PipeServiceProc(void* ctx) {
   internal::PipeServiceContext* service_context =
@@ skipping 50 matching lines @@
 void __stdcall ExceptionHandlerServer::OnProcessEnd(void* ctx, BOOLEAN) {
   // This function is executed on the thread pool.
   internal::ClientData* client = reinterpret_cast<internal::ClientData*>(ctx);
   base::AutoLock lock(*client->lock());
 
   // Post back to the main thread to have it delete this client record.
   PostQueuedCompletionStatus(client->port(), 0, ULONG_PTR(client), nullptr);
 }
 
 }  // namespace crashpad