1 /*
2 * Copyright (C) 2022 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16 #include "format_commander.h"
17
18 #include "flashd_define.h"
19 #include "flashd_utils.h"
20 #include "fs_manager/mount.h"
21 #include "updater/updater.h"
22
23 namespace Flashd {
24 namespace {
25 const std::vector<std::string> ERASE_ONLY_LIST = { "boot", "fastboot", "kernel", "misc", "system" };
26 constexpr size_t CMD_PARAM_COUNT_MIN = 2;
27 }
28
DoCommand(const std::string & cmmParam,size_t fileSize)29 void FormatCommander::DoCommand([[maybe_unused]] const std::string &cmmParam, [[maybe_unused]] size_t fileSize)
30 {
31 FLASHD_LOGI("unsupport");
32 }
33
DoCommand(const uint8_t * payload,int payloadSize)34 void FormatCommander::DoCommand(const uint8_t *payload, int payloadSize)
35 {
36 FLASHD_LOGI("start to format");
37 if (payload == nullptr || payloadSize <= 0) {
38 NotifyFail(CmdType::FORMAT);
39 FLASHD_LOGE("payload is null or payloadSize is invaild");
40 return;
41 }
42
43 std::string cmdParam(reinterpret_cast<const char *>(payload), payloadSize);
44 auto params = Split(cmdParam, { "-f" });
45 if (params.size() < CMD_PARAM_COUNT_MIN) {
46 NotifyFail(CmdType::FORMAT);
47 FLASHD_LOGE("param is invaild");
48 return;
49 }
50
51 if (auto ret = DoFormat(params[1]); ret != 0) {
52 NotifyFail(CmdType::FORMAT);
53 FLASHD_LOGE("DoFormat fail, ret = %d", ret);
54 return;
55 }
56
57 NotifySuccess(CmdType::FORMAT);
58 FLASHD_LOGI("format success");
59 }
60
IsOnlySupportErase(const std::string & partitionName) const61 bool FormatCommander::IsOnlySupportErase(const std::string &partitionName) const
62 {
63 auto iter = std::find(ERASE_ONLY_LIST.begin(), ERASE_ONLY_LIST.end(), partitionName);
64 return iter != ERASE_ONLY_LIST.end();
65 }
66
DoFormat(const std::string & partitionName) const67 int FormatCommander::DoFormat(const std::string &partitionName) const
68 {
69 FLASHD_LOGI("start to format %s", partitionName.c_str());
70 Partition part(partitionName);
71 if (IsOnlySupportErase(partitionName)) {
72 return part.DoErase();
73 }
74 return part.DoFormat();
75 }
76
PostCommand()77 void FormatCommander::PostCommand()
78 {
79 Updater::PostUpdater(false);
80 }
81 } // namespace Flashd