1/*
2**
3** Copyright 2015, The Android Open Source Project
4**
5** Licensed under the Apache License, Version 2.0 (the "License");
6** you may not use this file except in compliance with the License.
7** You may obtain a copy of the License at
8**
9**     http://www.apache.org/licenses/LICENSE-2.0
10**
11** Unless required by applicable law or agreed to in writing, software
12** distributed under the License is distributed on an "AS IS" BASIS,
13** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14** See the License for the specific language governing permissions and
15** limitations under the License.
16*/
17
18#define LOG_TAG "perfprofd"
19
20#include <stdarg.h>
21#include <unistd.h>
22#include <vector>
23#include <string>
24#include <assert.h>
25
26#include <utils/Log.h>
27
28#include "perfprofdutils.h"
29
30static std::vector<std::string> *mock_log;
31
32static void append_to_log(const std::string &s)
33{
34  assert(mock_log);
35  mock_log->push_back(s);
36}
37
38void mock_perfprofdutils_init()
39{
40  assert(!mock_log);
41  mock_log = new std::vector<std::string>;
42}
43
44void mock_perfprofdutils_finish()
45{
46  assert(mock_log);
47  delete mock_log;
48}
49
50std::string mock_perfprofdutils_getlogged()
51{
52  std::string result;
53  assert(mock_log);
54  for (const std::string &s : (*mock_log)) {
55    result += s;
56  }
57  mock_log->clear();
58  return result;
59}
60
61extern "C" {
62
63#define LMAX 8192
64
65void perfprofd_mocklog(const char *tag, const char *fmt, va_list ap)
66{
67    char buffer[LMAX];
68    strcpy(buffer, tag);
69    vsnprintf(buffer+strlen(tag), LMAX, fmt, ap);
70    std::string b(buffer); b += "\012";
71    append_to_log(b);
72}
73
74void perfprofd_log_error(const char *fmt, ...)
75{
76    va_list ap;
77    va_start(ap, fmt);
78    vfprintf(stderr, fmt, ap); fprintf(stderr, "\n");
79    perfprofd_mocklog("E: ", fmt, ap);
80    va_end(ap);
81}
82
83void perfprofd_log_warning(const char *fmt, ...)
84{
85    va_list ap;
86    va_start(ap, fmt);
87    vfprintf(stderr, fmt, ap); fprintf(stderr, "\n");
88    perfprofd_mocklog("W: ", fmt, ap);
89    va_end(ap);
90}
91
92void perfprofd_log_info(const char *fmt, ...)
93{
94    va_list ap;
95    va_start(ap, fmt);
96    vfprintf(stderr, fmt, ap); fprintf(stderr, "\n");
97    perfprofd_mocklog("I: ", fmt, ap);
98    va_end(ap);
99}
100
101void perfprofd_sleep(int seconds)
102{
103    perfprofd_log_info("sleep %d seconds", seconds);
104}
105
106}
107