1 /*
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 #include "HidLog.h"
17 #include "HidParser.h"
18 #include "TestHidDescriptor.h"
19 #include <errno.h>
20
21 using HidUtil::HidParser;
22
doParse()23 bool doParse() {
24 HidParser hidParser;
25 bool ret = true;
26
27 for (const TestHidDescriptor *p = gDescriptorArray; ; ++p) {
28 if (p->data == nullptr || p->len == 0) {
29 break;
30 }
31 const char *name = p->name != nullptr ? p->name : "unnamed";
32 bool parseResult = hidParser.parse(p->data, p->len);
33
34 if (parseResult) {
35 LOG_V << name << " filtered tree: " << LOG_ENDL;
36 LOG_V << *(hidParser.getTree());
37 } else {
38 ret = false;
39 LOG_E << name << " parsing error!" << LOG_ENDL;
40 }
41 }
42 return ret;
43 }
44
doParseAndFilter()45 bool doParseAndFilter() {
46 HidParser hidParser;
47 bool ret = true;
48
49 for (const TestHidDescriptor *p = gDescriptorArray; ; ++p) {
50 if (p->data == nullptr || p->len == 0) {
51 break;
52 }
53 const char *name = p->name != nullptr ? p->name : "unnamed";
54 bool parseResult = hidParser.parse(p->data, p->len);
55
56 if (parseResult) {
57 hidParser.filterTree();
58 LOG_V << name << " filtered tree: " << LOG_ENDL;
59 LOG_V << *(hidParser.getTree());
60 } else {
61 ret = false;
62 LOG_E << name << " parsing error!" << LOG_ENDL;
63 }
64 }
65 return ret;
66 }
67
doDigest()68 bool doDigest() {
69 HidParser hidParser;
70 bool ret = true;
71
72 // value from HID sensor usage page spec
73 std::unordered_set<unsigned int> interestedUsage = {
74 0x200073, // accelerometer 3d
75 0x200076, // gyro 3d
76 0x200083, // mag 3d
77 0x20008a, // device orientation (rotation vector)
78 };
79
80 for (const TestHidDescriptor *p = gDescriptorArray; ; ++p) {
81 if (p->data == nullptr || p->len == 0) {
82 break;
83 }
84 const char *name = p->name != nullptr ? p->name : "unnamed";
85 bool parseResult = hidParser.parse(p->data, p->len);
86
87 if (!parseResult) {
88 LOG_E << name << " parsing error!" << LOG_ENDL;
89 ret = false;
90 continue;
91 }
92
93 hidParser.filterTree();
94 LOG_V << name << " digest: " << LOG_ENDL;
95 HidParser::DigestVector digestVector = hidParser.generateDigest(interestedUsage);
96 LOG_V << digestVector;
97 }
98 return ret;
99 }
100
printUsage(char * argv0)101 void printUsage(char *argv0) {
102 LOG_V << "Usage: " << argv0 << " test_name" << LOG_ENDL;
103 LOG_V << " test_name can be parse, parse_filter, digest." << LOG_ENDL;
104 }
105
main(int argc,char * argv[])106 int main(int argc, char* argv[]) {
107 int ret;
108
109 if (argc != 2) {
110 LOG_E << "Error: need param" << LOG_ENDL;
111 printUsage(argv[0]);
112 return -EINVAL;
113 }
114
115 if (strcmp(argv[1], "parse") == 0) {
116 ret = doParse() ? 0 : 1;
117 } else if (strcmp(argv[1], "parse_filter") == 0) {
118 ret = doParseAndFilter() ? 0 : 1;
119 } else if (strcmp(argv[1], "digest") == 0) {
120 ret = doDigest() ? 0 : 1;
121 } else {
122 LOG_E << "Error: unknown test name" << LOG_ENDL;
123 printUsage(argv[0]);
124 ret = -ENOENT;
125 }
126
127 return ret;
128 }
129