aosp12/bionic/linker/linker_debuggerd_android.cpp

61 lines
2.4 KiB
C++

/*
* Copyright (C) 2019 The Android Open Source Project
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#include "linker_debuggerd.h"
#include "debuggerd/handler.h"
#include "private/bionic_globals.h"
#include "linker_gdb_support.h"
#if defined(__ANDROID_APEX__)
static debugger_process_info get_process_info() {
return {
.abort_msg = __libc_shared_globals()->abort_msg,
.fdsan_table = &__libc_shared_globals()->fd_table,
.gwp_asan_state = __libc_shared_globals()->gwp_asan_state,
.gwp_asan_metadata = __libc_shared_globals()->gwp_asan_metadata,
.scudo_stack_depot = __libc_shared_globals()->scudo_stack_depot,
.scudo_region_info = __libc_shared_globals()->scudo_region_info,
.scudo_ring_buffer = __libc_shared_globals()->scudo_ring_buffer,
};
}
#endif
void linker_debuggerd_init() {
// There may be a version mismatch between the bootstrap linker and the crash_dump in the APEX,
// so don't pass in any process info from the bootstrap linker.
debuggerd_callbacks_t callbacks = {
#if defined(__ANDROID_APEX__)
.get_process_info = get_process_info,
#endif
.post_dump = notify_gdb_of_libraries,
};
debuggerd_init(&callbacks);
}