AnyPS5/core/libs/tests/GuestAccess.cpp

80 lines
3.9 KiB
C++

#include "prx/libc/include/General.hpp"
#include <chrono>
#include <cstdlib>
#include <fstream>
#ifdef _WIN32
#ifndef NOMINMAX
#define NOMINMAX
#endif
#include <windows.h>
#include <aclapi.h>
#endif
extern "C" {
int APS5_VABI access_nid_postfix(const char*, int);
int APS5_VABI chdir_nid_postfix(const char*);
int* APS5_VABI __error_nid_postfix();
}
static void Require(bool value) { if (!value) std::abort(); }
int main() {
const auto name = "anyps5-access-test-" + std::to_string(std::chrono::steady_clock::now().time_since_epoch().count());
const auto directory = std::filesystem::current_path() / name;
Require(std::filesystem::create_directory(directory));
const auto file = directory / "sample.txt";
{ std::ofstream output(file); output << "sample"; }
Require(chdir_nid_postfix(name.c_str()) == 0);
*__error_nid_postfix() = 34;
Require(access_nid_postfix("sample.txt", 0) == 0 && *__error_nid_postfix() == 34);
Require(access_nid_postfix("sample.txt", 6) == 0);
Require(access_nid_postfix(".", 7) == 0);
Require(access_nid_postfix(("/" + name + "/sample.txt").c_str(), 4) == 0);
AddPathAlias_nid_no_patch("access-alias", directory.string().c_str());
Require(access_nid_postfix("/access-alias/sample.txt", 0) == 0);
RemovePathAlias_nid_no_patch("access-alias");
Require(access_nid_postfix("missing", 0) == -1 && *__error_nid_postfix() == 2);
Require(access_nid_postfix("", 0) == -1 && *__error_nid_postfix() == 2);
Require(access_nid_postfix(nullptr, 0) == -1 && *__error_nid_postfix() == 14);
Require(access_nid_postfix("sample.txt", 8) == -1 && *__error_nid_postfix() == 22);
Require(access_nid_postfix("sample.txt", -1) == -1 && *__error_nid_postfix() == 22);
#ifdef _WIN32
Require(SetFileAttributesW(file.c_str(), FILE_ATTRIBUTE_READONLY));
Require(access_nid_postfix("sample.txt", 4) == 0);
Require(access_nid_postfix("sample.txt", 2) == -1 && *__error_nid_postfix() == 13);
Require(SetFileAttributesW(file.c_str(), FILE_ATTRIBUTE_NORMAL));
PSECURITY_DESCRIPTOR original = nullptr;
PACL originalAcl = nullptr;
Require(GetNamedSecurityInfoW(const_cast<wchar_t*>(file.c_str()), SE_FILE_OBJECT,
DACL_SECURITY_INFORMATION, nullptr, nullptr, &originalAcl, nullptr, &original) == ERROR_SUCCESS);
char sid[SECURITY_MAX_SID_SIZE];
DWORD sidBytes = sizeof(sid);
Require(CreateWellKnownSid(WinWorldSid, nullptr, sid, &sidBytes));
EXPLICIT_ACCESSW denial{};
denial.grfAccessPermissions = FILE_EXECUTE;
denial.grfAccessMode = DENY_ACCESS;
denial.Trustee.TrusteeForm = TRUSTEE_IS_SID;
denial.Trustee.ptstrName = reinterpret_cast<wchar_t*>(sid);
PACL deniedAcl = nullptr;
Require(SetEntriesInAclW(1, &denial, originalAcl, &deniedAcl) == ERROR_SUCCESS);
Require(SetNamedSecurityInfoW(const_cast<wchar_t*>(file.c_str()), SE_FILE_OBJECT,
DACL_SECURITY_INFORMATION, nullptr, nullptr, deniedAcl, nullptr) == ERROR_SUCCESS);
const int denied = access_nid_postfix("sample.txt", 1);
const int deniedError = *__error_nid_postfix();
const int readable = access_nid_postfix("sample.txt", 4);
Require(SetNamedSecurityInfoW(const_cast<wchar_t*>(file.c_str()), SE_FILE_OBJECT,
DACL_SECURITY_INFORMATION, nullptr, nullptr, originalAcl, nullptr) == ERROR_SUCCESS);
LocalFree(deniedAcl);
LocalFree(original);
Require(denied == -1 && deniedError == 13 && readable == 0);
#else
std::filesystem::permissions(file, std::filesystem::perms::owner_read | std::filesystem::perms::owner_write);
Require(access_nid_postfix("sample.txt", 1) == -1 && *__error_nid_postfix() == 13);
std::filesystem::permissions(file, std::filesystem::perms::owner_exec, std::filesystem::perm_options::add);
Require(access_nid_postfix("sample.txt", 1) == 0);
#endif
Require(chdir_nid_postfix("/") == 0);
std::filesystem::remove(file);
std::filesystem::remove(directory);
}