Genealogy.h
4.14 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
//===-- Genealogy.h ---------------------------------------------*- C++ -*-===//
//-*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#ifndef LLDB_TOOLS_DEBUGSERVER_SOURCE_MACOSX_GENEALOGY_H
#define LLDB_TOOLS_DEBUGSERVER_SOURCE_MACOSX_GENEALOGY_H
#include <mach/task.h>
#include <map>
#include <pthread.h>
#include <string>
#include <vector>
#include "GenealogySPI.h"
#include "MachThreadList.h"
class Genealogy {
public:
Genealogy();
~Genealogy() {}
void Clear();
struct Breadcrumb {
uint32_t breadcrumb_id;
uint64_t activity_id;
uint64_t timestamp;
std::string name;
};
struct Activity {
uint64_t activity_start;
uint64_t activity_id;
uint64_t parent_id;
std::string activity_name;
std::string reason;
};
struct Message {
uint64_t timestamp;
uint64_t activity_id;
uint64_t trace_id;
uint64_t thread;
uint8_t type; // OS_TRACE_TYPE_RELEASE, OS_TRACE_TYPE_DEBUG,
// OS_TRACE_TYPE_ERROR, OS_TRACE_TYPE_FAULT
uint32_t process_info_index; // index # of the image uuid/file path, 0 means
// unknown
std::string message;
};
typedef std::vector<Message> MessageList;
typedef std::vector<Breadcrumb> BreadcrumbList;
typedef std::vector<Activity> ActivityList;
struct ThreadActivity {
Activity current_activity;
MessageList messages;
BreadcrumbList breadcrumbs; // should be 0 or 1 breadcrumbs; no more than 1
// BC for any given activity
};
typedef std::shared_ptr<ThreadActivity> ThreadActivitySP;
ThreadActivitySP GetGenealogyInfoForThread(pid_t pid, nub_thread_t tid,
const MachThreadList &thread_list,
task_t task, bool &timed_out);
struct ProcessExecutableInfo {
std::string image_path;
uuid_t image_uuid;
};
typedef std::shared_ptr<ProcessExecutableInfo> ProcessExecutableInfoSP;
ProcessExecutableInfoSP GetProcessExecutableInfosAtIndex(size_t idx);
uint32_t AddProcessExecutableInfo(ProcessExecutableInfoSP process_exe_info);
private:
void GetActivities(pid_t pid, const MachThreadList &thread_list, task_t task);
// the spi we need to call into libtrace - look them up via dlsym at runtime
bool (*m_os_activity_diagnostic_for_pid)(pid_t pid, os_activity_t activity,
uint32_t flags,
os_diagnostic_block_t block);
void (*m_os_activity_iterate_processes)(
os_activity_process_list_t processes,
bool (^iterator)(os_activity_process_t process_info));
void (*m_os_activity_iterate_breadcrumbs)(
os_activity_process_t process_info,
bool (^iterator)(os_activity_breadcrumb_t breadcrumb));
void (*m_os_activity_iterate_messages)(
os_trace_message_list_t messages, os_activity_process_t process_info,
bool (^iterator)(os_trace_message_t tracemsg));
void (*m_os_activity_iterate_activities)(
os_activity_list_t activities, os_activity_process_t process_info,
bool (^iterator)(os_activity_entry_t activity));
uint8_t (*m_os_trace_get_type)(os_trace_message_t trace_msg);
char *(*m_os_trace_copy_formatted_message)(os_trace_message_t trace_msg);
os_activity_t (*m_os_activity_for_thread)(os_activity_process_t process,
uint64_t thread_id);
os_activity_t (*m_os_activity_for_task_thread)(task_t target,
uint64_t thread_id);
os_trace_message_list_t (*m_os_activity_messages_for_thread)(
os_activity_process_t process, os_activity_t activity,
uint64_t thread_id);
std::map<nub_thread_t, ThreadActivitySP> m_thread_activities;
std::vector<ProcessExecutableInfoSP> m_process_executable_infos;
bool m_diagnosticd_call_timed_out;
};
#endif // LLDB_TOOLS_DEBUGSERVER_SOURCE_MACOSX_GENEALOGY_H