75 lines
2.0 KiB
C++
75 lines
2.0 KiB
C++
/*
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* Copyright (C) 2021 The Android Open Source 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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/* this program is used to read a set of system properties and their values
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* from the emulator program and set them in the currently-running emulated
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* system. It does so by connecting to the 'boot-properties' qemud service.
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*
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* This program should be run as root and called from
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* /system/etc/init.ranchu.rc exclusively.
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*/
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#define LOG_TAG "qemu-adb-keys"
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#define DEBUG 0
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//#define LOG_NDEBUG 0
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#include <sys/stat.h>
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#include <fstream>
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#include <iostream>
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#include <string.h>
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#include <log/log.h>
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#if DEBUG
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# define DD(...) ALOGD(__VA_ARGS__)
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#else
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# define DD(...) ((void)0)
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#endif
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#define ADB_PUBKEY_PROP "qemu.adb.pubkey"
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// init will copy over this file to /data/misc/adb/adb_keys
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#define ADB_KEYS_FILE "/data/vendor/adb/adb_keys"
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extern bool fs_mgr_get_boot_config(const std::string& key, std::string* out_val);
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int main(void) {
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struct stat st;
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if (stat(ADB_KEYS_FILE, &st) == 0) {
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ALOGV("%s already exists", ADB_KEYS_FILE);
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return 0;
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}
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std::string adbkey_pub;
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if (!fs_mgr_get_boot_config(ADB_PUBKEY_PROP, &adbkey_pub)) {
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ALOGE("Failed to read %s bootconfig prop", ADB_PUBKEY_PROP);
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exit(1);
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}
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std::ofstream f;
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f.open(ADB_KEYS_FILE);
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if (!f.is_open()) {
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ALOGE("Failed to open %s\n", ADB_KEYS_FILE);
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exit(1);
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}
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ALOGV("Got %s=[%s]", ADB_PUBKEY_PROP, adbkey_pub.c_str());
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f << adbkey_pub;
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f.close();
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return 0;
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}
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