80 lines
2.6 KiB
C++
80 lines
2.6 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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constexpr const char* BUILD_DESCRIPTION = "OnePlusN200TMO-user 12 SKQ1.210216.001 202304041604 release-keys";
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constexpr const char* BUILD_FINGERPRINT = "OnePlus/OnePlusN200TMO/OnePlusN200TMO:12/SKQ1.210216.001/R.202304041604:user/release-keys";
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constexpr const char* RO_PROP_SOURCES[] = {
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nullptr,
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"bootimage.",
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"odm.",
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"odm_dlkm.",
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"product.",
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"system.",
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"system_dlkm.",
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"system_ext.",
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"vendor.",
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"vendor_dlkm.",
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};
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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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void OverrideCarrierProperties() {
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const auto ro_prop_override = [](const char* source, const char* prop, const char* value,
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bool product) {
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std::string prop_name = "ro.";
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if (product) prop_name += "product.";
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if (source != nullptr) prop_name += source;
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if (!product) prop_name += "build.";
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prop_name += prop;
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OverrideProperty(prop_name.c_str(), value);
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};
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for (const auto& source : RO_PROP_SOURCES) {
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ro_prop_override(source, "model", "DE2118", true);
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ro_prop_override(source, "device", "OnePlusN200TMO", true);
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ro_prop_override(source, "fingerprint", BUILD_FINGERPRINT, false);
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}
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ro_prop_override(nullptr, "product", "OnePlusN200TMO", false);
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ro_prop_override(nullptr, "description", BUILD_DESCRIPTION, false);
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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 prj_codename = GetProperty("ro.boot.project_codename", "");
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// T-Mobile (dre8t) or Metro by T-Mobile (dre8m)
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if (prj_codename != "dre9")
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OverrideCarrierProperties();
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}
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