Merge "binder_rpc_fuzzer: remove rlimit stuff"

static const std::string kSock = std::string(getenv("TMPDIR") ?: "/tmp") +

        "/binderRpcFuzzerSocket_" + std::to_string(getpid());

size_t getHardMemoryLimit() {

    struct rlimit limit;

    CHECK(0 == getrlimit(RLIMIT_AS, &limit)) << errno;

    return limit.rlim_max;

}

void setMemoryLimit(size_t cur, size_t max) {

    const struct rlimit kLimit = {

            .rlim_cur = cur,

            .rlim_max = max,

    };

    CHECK(0 == setrlimit(RLIMIT_AS, &kLimit)) << errno;

}

class SomeBinder : public BBinder {

    status_t onTransact(uint32_t code, const Parcel& data, Parcel* reply, uint32_t flags = 0) {

        (void)flags;

    server->iUnderstandThisCodeIsExperimentalAndIWillNotUseItInProduction();

    CHECK(server->setupUnixDomainServer(kSock.c_str()));

    static constexpr size_t kMemLimit = 1llu * 1024 * 1024 * 1024;

    size_t hardLimit = getHardMemoryLimit();

    setMemoryLimit(std::min(kMemLimit, hardLimit), hardLimit);

    std::thread serverThread([=] { (void)server->acceptOne(); });

    sockaddr_un addr{

        usleep(1);

    }

    setMemoryLimit(hardLimit, hardLimit);

    return 0;

}