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
23namespace Flashd {
24namespace {
25const std::vector<std::string> ERASE_ONLY_LIST = { "boot", "fastboot", "kernel", "misc", "system" };
26constexpr size_t CMD_PARAM_COUNT_MIN = 2;
27}
28
29void FormatCommander::DoCommand([[maybe_unused]] const std::string &cmmParam, [[maybe_unused]] size_t fileSize)
30{
31    FLASHD_LOGI("unsupport");
32}
33
34void 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
61bool 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
67int 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
77void FormatCommander::PostCommand()
78{
79    Updater::PostUpdater(false);
80}
81} // namespace Flashd