50 lines
1.5 KiB
C++
50 lines
1.5 KiB
C++
/*
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* Copyright (C) 2022 The LineageOS Project
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include <android-base/logging.h>
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#include <android-base/properties.h>
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#define _REALLY_INCLUDE_SYS__SYSTEM_PROPERTIES_H_
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#include <sys/_system_properties.h>
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using android::base::GetProperty;
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/*
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* SetProperty does not allow updating read only properties and as a result
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* does not work for our use case. Write "OverrideProperty" to do practically
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* the same thing as "SetProperty" without this restriction.
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*/
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void OverrideProperty(const char* name, const char* value) {
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size_t valuelen = strlen(value);
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prop_info* pi = (prop_info*)__system_property_find(name);
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if (pi != nullptr) {
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__system_property_update(pi, value, valuelen);
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} else {
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__system_property_add(name, strlen(name), value, valuelen);
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}
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}
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/*
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* Only for read-only properties. Properties that can be wrote to more
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* than once should be set in a typical init script (e.g. init.oplus.hw.rc)
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* after the original property has been set.
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*/
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void vendor_load_properties() {
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auto device = GetProperty("ro.product.product.device", "");
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auto rf_version = std::stoi(GetProperty("ro.boot.rf_version", "0"));
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switch (rf_version) {
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case 13: // IN
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OverrideProperty("ro.product.product.model", "AC2001");
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break;
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case 14: // EU/GLO
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OverrideProperty("ro.product.product.model", "AC2003");
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break;
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default:
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LOG(ERROR) << "Unexpected RF version: " << rf_version;
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}
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}
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