crashpad/handler/linux/handler_trampoline.cc
Mark Mentovai 6278690abe Update copyright boilerplate, 2022 edition (Crashpad)
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>
2022-09-06 23:54:07 +00:00

48 lines
1.6 KiB
C++

// Copyright 2019 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 <android/log.h>
#include <dlfcn.h>
#include <stdlib.h>
#include "util/misc/no_cfi_icall.h"
// The first argument passed to the trampoline is the name of the native library
// exporting the symbol `CrashpadHandlerMain`. The remaining arguments are the
// same as for `HandlerMain()`.
int main(int argc, char* argv[]) {
static constexpr char kTag[] = "crashpad";
if (argc < 2) {
__android_log_print(ANDROID_LOG_FATAL, kTag, "usage: %s <path>", argv[0]);
return EXIT_FAILURE;
}
void* handle = dlopen(argv[1], RTLD_LAZY | RTLD_GLOBAL);
if (!handle) {
__android_log_print(ANDROID_LOG_FATAL, kTag, "dlopen: %s", dlerror());
return EXIT_FAILURE;
}
using MainType = int (*)(int, char*[]);
const crashpad::NoCfiIcall<MainType> crashpad_main(
dlsym(handle, "CrashpadHandlerMain"));
if (!crashpad_main) {
__android_log_print(ANDROID_LOG_FATAL, kTag, "dlsym: %s", dlerror());
return EXIT_FAILURE;
}
return crashpad_main(argc - 1, argv + 1);
}