blob: 1e25c8561f51548cedaebc701d035bebe7c68db3 [file] [log] [blame]
Yi Jin0a3406f2017-06-22 19:23:11 -07001/*
2 * Copyright (C) 2017 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17#define LOG_TAG "incident_helper"
18
19#include "IncidentHelper.h"
20
21#include <android-base/file.h>
22#include <getopt.h>
23#include <stdlib.h>
24#include <unistd.h>
25
26using namespace android::base;
27using namespace std;
28
29static void usage(FILE* out) {
30 fprintf(out, "incident_helper is not designed to run manually, see README.md\n");
31 fprintf(out, "usage: incident_helper -s SECTION -i INPUT -o OUTPUT\n");
32 fprintf(out, "REQUIRED:\n");
33 fprintf(out, " -s section id, must be positive\n");
34 fprintf(out, " -i (default stdin) input fd\n");
35 fprintf(out, " -o (default stdout) output fd\n");
36}
37
38//=============================================================================
39static TextParserBase* selectParser(int section) {
40 switch (section) {
41 // IDs smaller than or equal to 0 are reserved for testing
42 case -1:
43 return new TimeoutParser();
44 case 0:
45 return new ReverseParser();
46/* ========================================================================= */
47 // IDs larger than 0 are reserved in incident.proto
48 case 2002:
49 return new KernelWakesParser();
50 default:
51 return NULL;
52 }
53}
54
55//=============================================================================
56int main(int argc, char** argv) {
57 fprintf(stderr, "Start incident_helper...\n");
58
59 // Parse the args
60 int opt;
61 int sectionID = 0;
62 int inputFd = STDIN_FILENO;
63 int outputFd = STDOUT_FILENO;
64 while ((opt = getopt(argc, argv, "hs:i:o:")) != -1) {
65 switch (opt) {
66 case 'h':
67 usage(stdout);
68 return 0;
69 case 's':
70 sectionID = atoi(optarg);
71 break;
72 case 'i':
73 inputFd = atoi(optarg);
74 break;
75 case 'o':
76 outputFd = atoi(optarg);
77 break;
78 }
79 }
80
81 // Check mandatory parameters:
82 if (inputFd < 0) {
83 fprintf(stderr, "invalid input fd: %d\n", inputFd);
84 return 1;
85 }
86 if (outputFd < 0) {
87 fprintf(stderr, "invalid output fd: %d\n", outputFd);
88 return 1;
89 }
90
91 fprintf(stderr, "Pasring section %d...\n", sectionID);
92 TextParserBase* parser = selectParser(sectionID);
93 if (parser != NULL) {
94 fprintf(stderr, "Running parser: %s\n", parser->name.string());
95 status_t err = parser->Parse(inputFd, outputFd);
96 if (err != NO_ERROR) {
97 fprintf(stderr, "Parse error in section %d: %s\n", sectionID, strerror(-err));
98 return -1;
99 }
100
101 delete parser;
102 }
103 fprintf(stderr, "Finish section %d, exiting...\n", sectionID);
104
105 return 0;
106}