#undef LOG_TAG
#define LOG_TAG "ListServices"

#include <binder/IServiceManager.h>
#include <utils/Log.h>
#include <utils/RefBase.h>
#include <utils/Vector.h>
#include <utils/String16.h>
#include <utils/String8.h>
using namespace android;

static int compareServiceName(const String16* lhs, const String16* rhs) {
    return *lhs > *rhs;
}

int main() {
    sp<IServiceManager> sm = defaultServiceManager();
    Vector<String16> services = sm->listServices();
    size_t n = services.size();
    LOGI("%d services have found", n);
    services.sort(compareServiceName);
    for (size_t i = 0; i < n; ++i) {
        LOGI("[%2d] %s", i + 1, String8(services[i]).string());
    }
}