C++ (Cpp) SOL_BUFFER_INIT_FLAGS 예제들

예제 #1

파일: unix-socket.c 프로젝트: ChunHungLiu/soletta

static ssize_t
fill_buffer(const int fd, void *buf, const size_t size)
{
    struct sol_buffer buffer = SOL_BUFFER_INIT_FLAGS(buf, size,
        SOL_BUFFER_FLAGS_MEMORY_NOT_OWNED | SOL_BUFFER_FLAGS_NO_NUL_BYTE);
    ssize_t ret;

    ret = sol_util_fill_buffer_exactly(fd, &buffer, size);
    if (ret < 0)
        return ret;

    return ret;
}

예제 #2

파일: sol-util.c 프로젝트: ceolin/soletta

static int
uuid_gen(struct sol_uuid *ret)
{
    struct sol_buffer buf = SOL_BUFFER_INIT_FLAGS(ret, sizeof(*ret),
        SOL_BUFFER_FLAGS_MEMORY_NOT_OWNED | SOL_BUFFER_FLAGS_NO_NUL_BYTE);
    struct sol_random *engine;
    ssize_t size;

    SOL_NULL_CHECK(ret, -EINVAL);
    engine = sol_random_new(SOL_RANDOM_DEFAULT, 0);
    SOL_NULL_CHECK(engine, -errno);

    size = sol_random_fill_buffer(engine, &buf, sizeof(*ret));
    sol_random_del(engine);
    sol_buffer_fini(&buf);

    if (size != (ssize_t)sizeof(*ret))
        return -EIO;

    *ret = assert_uuid_v4(*ret);
    return 0;
}