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51 lines
1.7 KiB
51 lines
1.7 KiB
/*
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* Copyright (C) 2022, The LineageOS Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include <android-base/properties.h>
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#include "edify/expr.h"
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#include "otautil/error_code.h"
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Value *VerifyBootloader(const char *name, State *state,
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const std::vector<std::unique_ptr<Expr>> &argv) {
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int ret = 0;
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std::string bootloader = android::base::GetProperty("ro.boot.bootloader", "");
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if (bootloader.empty()) {
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return ErrorAbort(state, kFileGetPropFailure,
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"%s() failed to read current bootloader version", name);
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}
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std::string min_supported_bootloader_arg;
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if (argv.empty() || !Evaluate(state, argv[0], &min_supported_bootloader_arg)) {
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return ErrorAbort(state, kArgsParsingFailure,
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"%s() error parsing arguments", name);
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}
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int min_supported_bootloader = int(min_supported_bootloader_arg[0]);
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int version = 0;
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if (bootloader.length() >= 4)
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version = int(bootloader[bootloader.length() - 4]);
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if (version >= min_supported_bootloader) {
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ret = 1;
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}
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return StringValue(std::to_string(ret));
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}
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void Register_librecovery_updater_samsung_sm7125() {
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RegisterFunction("samsung_sm7125.verify_bootloader_min", VerifyBootloader);
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}
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