// Copyright 2020 The Fuchsia Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
library fuchsia.sys.internal;

using zx;

@discoverable
// Provides introspection information about crashed threads in appmgr.
protocol CrashIntrospect {
    // Finds the component whose job contains a process with a thread `thread_koid`.
    // This can only be called for threads that have crashed and once per `thread_koid`. Subsequent
    // calls will return |ZX_ERR_NOT_FOUND|.
    // Returns component's source identity.
    // Errors:
    // - `ZX_ERR_NOT_FOUND`: If thread_koid is not found in the crashed thread list.
    FindComponentByThreadKoid(struct {
        thread_koid zx.koid;
    }) -> (struct {
        component_info SourceIdentity;
    }) error zx.status;
};