text: /* SPDX-License-Identifier: MIT */
  /*
   * Description: Check to see if accept handles addr and addrlen
   */
  #include <stdio.h>
  #include <errno.h>
  #include <sys/socket.h>
  #include <sys/un.h>
  #include <assert.h>
  #include "liburing.h"
  
  int main(int argc, char *argv[])
  {
  	struct io_uring_sqe *sqe;
  	struct io_uring_cqe *cqe;
  	struct io_uring ring;
  	struct sockaddr_un addr;
  	socklen_t addrlen = sizeof(addr);
  	int ret, fd;
  	struct __kernel_timespec ts = {
  		.tv_sec = 0,
  		.tv_nsec = 1000000
  	};
  
  	if (io_uring_queue_init(4, &ring, 0) != 0) {
  		fprintf(stderr, "ring setup failed\n");
  		return 1;
  	}
  
  	fd = socket(AF_UNIX, SOCK_STREAM, 0);
  	assert(fd != -1);
  
  	memset(&addr, 0, sizeof(addr));
  	addr.sun_family = AF_UNIX;
  	memcpy(addr.sun_path, "\0sock", 6);
  
  	assert(bind(fd, (struct sockaddr *)&addr, addrlen) != -1);
  	assert(listen(fd, 128) != -1);
  
  	sqe = io_uring_get_sqe(&ring);
  	if (!sqe) {
  		fprintf(stderr, "get sqe failed\n");
  		return 1;
  	}
  	io_uring_prep_accept(sqe, fd, (struct sockaddr*)&addr, &addrlen, 0);
  	sqe->user_data = 1;
  
  	ret = io_uring_submit(&ring);
  	if (ret != 1) {
  		fprintf(stderr, "Got submit %d, expected 1\n", ret);
  		return 1;
  	}
  
  	ret = io_uring_wait_cqe_timeout(&ring, &cqe, &ts);
  	if (ret != -ETIME) {
  		fprintf(stderr, "accept() failed to use addr & addrlen parameters!\n");
  		return 1;
  	}
  
  	io_uring_queue_exit(&ring);
  	return 0;
  }
  