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/*
* Copyright (C) 2019 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <sys/stat.h>
#include <sys/syscall.h>
#include <string>
#include <vector>
#include <android-base/logging.h>
#include <android-base/strings.h>
#include <android-base/unique_fd.h>
#include <gtest/gtest.h>
#include <modprobe/modprobe.h>
#include "libmodprobe_test.h"
std::string Modprobe::GetKernelCmdline(void) {
return kernel_cmdline;
}
bool Modprobe::Insmod(const std::string& path_name, const std::string& parameters) {
auto deps = GetDependencies(MakeCanonical(path_name));
if (deps.empty()) {
return false;
}
if (std::find(test_modules.begin(), test_modules.end(), deps.front()) == test_modules.end()) {
return false;
}
for (auto it = modules_loaded.begin(); it != modules_loaded.end(); ++it) {
if (android::base::StartsWith(*it, path_name)) {
return true;
}
}
std::string options;
auto options_iter = module_options_.find(MakeCanonical(path_name));
if (options_iter != module_options_.end()) {
options = " " + options_iter->second;
}
if (!parameters.empty()) {
options = options + " " + parameters;
}
modules_loaded.emplace_back(path_name + options);
return true;
}
bool Modprobe::Rmmod(const std::string& module_name) {
for (auto it = modules_loaded.begin(); it != modules_loaded.end(); it++) {
if (*it == module_name || android::base::StartsWith(*it, module_name + " ")) {
modules_loaded.erase(it);
return true;
}
}
return false;
}
bool Modprobe::ModuleExists(const std::string& module_name) {
auto deps = GetDependencies(module_name);
if (blacklist_enabled && module_blacklist_.count(module_name)) {
return false;
}
if (deps.empty()) {
// missing deps can happen in the case of an alias
return false;
}
return std::find(test_modules.begin(), test_modules.end(), deps.front()) != test_modules.end();
}
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