mirror of
https://github.com/chromium/crashpad.git
synced 2024-12-27 15:32:10 +08:00
6278690abe
sed -i '' -E -e 's/Copyright (.+) The Crashpad Authors\. All rights reserved\.$/Copyright \1 The Crashpad Authors/' $(git grep -El 'Copyright (.+) The Crashpad Authors\. All rights reserved\.$') Bug: chromium:1098010 Change-Id: I8d6138469ddbe3d281a5d83f64cf918ec2491611 Reviewed-on: https://chromium-review.googlesource.com/c/crashpad/crashpad/+/3878262 Reviewed-by: Joshua Peraza <jperaza@chromium.org> Commit-Queue: Mark Mentovai <mark@chromium.org>
88 lines
2.8 KiB
C++
88 lines
2.8 KiB
C++
// Copyright 2014 The Crashpad Authors
|
||
//
|
||
// 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/mach/composite_mach_message_server.h"
|
||
|
||
#include <algorithm>
|
||
#include <ostream>
|
||
#include <utility>
|
||
|
||
#include "base/check_op.h"
|
||
#include "util/mach/mach_message.h"
|
||
|
||
namespace crashpad {
|
||
|
||
CompositeMachMessageServer::CompositeMachMessageServer()
|
||
: MachMessageServer::Interface(),
|
||
handler_map_(),
|
||
request_size_(sizeof(mach_msg_header_t)),
|
||
reply_size_(sizeof(mig_reply_error_t)) {
|
||
}
|
||
|
||
CompositeMachMessageServer::~CompositeMachMessageServer() {
|
||
}
|
||
|
||
void CompositeMachMessageServer::AddHandler(
|
||
MachMessageServer::Interface* handler) {
|
||
// Other cycles would be invalid as well, but they aren’t currently checked.
|
||
DCHECK_NE(handler, this);
|
||
|
||
std::set<mach_msg_id_t> request_ids = handler->MachMessageServerRequestIDs();
|
||
for (mach_msg_id_t request_id : request_ids) {
|
||
std::pair<HandlerMap::const_iterator, bool> result =
|
||
handler_map_.insert(std::make_pair(request_id, handler));
|
||
CHECK(result.second) << "duplicate request ID " << request_id;
|
||
}
|
||
|
||
request_size_ =
|
||
std::max(request_size_, handler->MachMessageServerRequestSize());
|
||
reply_size_ = std::max(reply_size_, handler->MachMessageServerReplySize());
|
||
}
|
||
|
||
bool CompositeMachMessageServer::MachMessageServerFunction(
|
||
const mach_msg_header_t* in,
|
||
mach_msg_header_t* out,
|
||
bool* destroy_complex_request) {
|
||
HandlerMap::const_iterator iterator = handler_map_.find(in->msgh_id);
|
||
if (iterator == handler_map_.end()) {
|
||
// Do what MIG-generated server routines do when they can’t dispatch a
|
||
// message.
|
||
PrepareMIGReplyFromRequest(in, out);
|
||
SetMIGReplyError(out, MIG_BAD_ID);
|
||
return false;
|
||
}
|
||
|
||
MachMessageServer::Interface* handler = iterator->second;
|
||
return handler->MachMessageServerFunction(in, out, destroy_complex_request);
|
||
}
|
||
|
||
std::set<mach_msg_id_t>
|
||
CompositeMachMessageServer::MachMessageServerRequestIDs() {
|
||
std::set<mach_msg_id_t> request_ids;
|
||
for (const auto& entry : handler_map_) {
|
||
request_ids.insert(entry.first);
|
||
}
|
||
return request_ids;
|
||
}
|
||
|
||
mach_msg_size_t CompositeMachMessageServer::MachMessageServerRequestSize() {
|
||
return request_size_;
|
||
}
|
||
|
||
mach_msg_size_t CompositeMachMessageServer::MachMessageServerReplySize() {
|
||
return reply_size_;
|
||
}
|
||
|
||
} // namespace crashpad
|