135 lines
2.2 KiB
C
135 lines
2.2 KiB
C
/* SPDX-License-Identifier: MIT */
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/*
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* Description: run various nop tests
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*
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*/
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#include <errno.h>
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#include <stdio.h>
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#include <unistd.h>
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#include <stdlib.h>
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#include <string.h>
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#include <fcntl.h>
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#include "liburing.h"
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static int test_rename(struct io_uring *ring, const char *old, const char *new)
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{
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struct io_uring_cqe *cqe;
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struct io_uring_sqe *sqe;
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int ret;
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sqe = io_uring_get_sqe(ring);
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if (!sqe) {
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fprintf(stderr, "get sqe failed\n");
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goto err;
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}
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memset(sqe, 0, sizeof(*sqe));
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sqe->opcode = IORING_OP_RENAMEAT;
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sqe->fd = AT_FDCWD;
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sqe->addr2 = (unsigned long) new;
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sqe->addr = (unsigned long) old;
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sqe->len = AT_FDCWD;
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ret = io_uring_submit(ring);
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if (ret <= 0) {
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fprintf(stderr, "sqe submit failed: %d\n", ret);
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goto err;
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}
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ret = io_uring_wait_cqe(ring, &cqe);
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if (ret < 0) {
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fprintf(stderr, "wait completion %d\n", ret);
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goto err;
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}
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ret = cqe->res;
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io_uring_cqe_seen(ring, cqe);
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return ret;
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err:
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return 1;
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}
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static int stat_file(const char *buf)
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{
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struct stat sb;
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if (!stat(buf, &sb))
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return 0;
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return errno;
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}
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int main(int argc, char *argv[])
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{
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struct io_uring ring;
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char src[32] = "./XXXXXX";
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char dst[32] = "./XXXXXX";
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int ret;
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if (argc > 1)
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return 0;
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ret = io_uring_queue_init(1, &ring, 0);
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if (ret) {
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fprintf(stderr, "ring setup failed: %d\n", ret);
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return 1;
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}
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ret = mkstemp(src);
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if (ret < 0) {
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perror("mkstemp");
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return 1;
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}
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close(ret);
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ret = mkstemp(dst);
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if (ret < 0) {
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perror("mkstemp");
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return 1;
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}
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close(ret);
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if (stat_file(src) != 0) {
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perror("stat");
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return 1;
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}
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if (stat_file(dst) != 0) {
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perror("stat");
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return 1;
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}
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ret = test_rename(&ring, src, dst);
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if (ret < 0) {
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if (ret == -EBADF || ret == -EINVAL) {
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fprintf(stdout, "Rename not supported, skipping\n");
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goto out;
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}
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fprintf(stderr, "rename: %s\n", strerror(-ret));
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goto err;
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} else if (ret)
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goto err;
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if (stat_file(src) != ENOENT) {
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fprintf(stderr, "stat got %s\n", strerror(ret));
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return 1;
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}
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if (stat_file(dst) != 0) {
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perror("stat");
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return 1;
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}
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ret = test_rename(&ring, "/x/y/1/2", "/2/1/y/x");
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if (ret != -ENOENT) {
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fprintf(stderr, "test_rename invalid failed: %d\n", ret);
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return ret;
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}
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out:
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unlink(dst);
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return 0;
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err:
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unlink(src);
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unlink(dst);
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return 1;
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}
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