79 lines
2.4 KiB
C++
79 lines
2.4 KiB
C++
/*
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* Copyright (C) 2019 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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#include <sys/stat.h>
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#include <sys/syscall.h>
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#include <string>
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#include <vector>
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#include <android-base/logging.h>
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#include <android-base/strings.h>
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#include <android-base/unique_fd.h>
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#include <gtest/gtest.h>
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#include <modprobe/modprobe.h>
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#include "libmodprobe_test.h"
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bool Modprobe::Insmod(const std::string& path_name, const std::string& parameters) {
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auto deps = GetDependencies(MakeCanonical(path_name));
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if (deps.empty()) {
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return false;
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}
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if (std::find(test_modules.begin(), test_modules.end(), deps.front()) == test_modules.end()) {
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return false;
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}
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for (auto it = modules_loaded.begin(); it != modules_loaded.end(); ++it) {
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if (android::base::StartsWith(*it, path_name)) {
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return true;
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}
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}
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std::string options;
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auto options_iter = module_options_.find(MakeCanonical(path_name));
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if (options_iter != module_options_.end()) {
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options = " " + options_iter->second;
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}
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if (!parameters.empty()) {
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options = options + " " + parameters;
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}
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modules_loaded.emplace_back(path_name + options);
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return true;
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}
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bool Modprobe::Rmmod(const std::string& module_name) {
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for (auto it = modules_loaded.begin(); it != modules_loaded.end(); it++) {
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if (*it == module_name) {
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modules_loaded.erase(it);
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return true;
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}
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}
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return false;
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}
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bool Modprobe::ModuleExists(const std::string& module_name) {
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auto deps = GetDependencies(module_name);
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if (blacklist_enabled && module_blacklist_.count(module_name)) {
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return false;
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}
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if (deps.empty()) {
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// missing deps can happen in the case of an alias
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return false;
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}
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return std::find(test_modules.begin(), test_modules.end(), deps.front()) != test_modules.end();
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}
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