132 lines
		
	
	
		
			3.1 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			132 lines
		
	
	
		
			3.1 KiB
		
	
	
	
		
			C
		
	
	
	
| // SPDX-License-Identifier: GPL-2.0-or-later
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| /*
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|  * Copyright (c) Crackerjack Project., 2007
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|  * Copyright (c) 2011-2017 Cyril Hrubis <chrubis@suse.cz>
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|  */
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| 
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| /* Porting from Crackerjack to LTP is done
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|    by Masatake YAMATO <yamato@redhat.com> */
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| 
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| #include <errno.h>
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| #include <string.h>
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| #include <fcntl.h>
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| 
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| #include "config.h"
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| #include "tst_test.h"
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| 
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| #ifdef HAVE_LIBAIO
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| #include <libaio.h>
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| 
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| static io_context_t ctx;
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| static io_context_t invalid_ctx;
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| 
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| static struct iocb iocb;
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| static struct iocb *iocbs[] = {&iocb};
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| 
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| static struct iocb inv_fd_iocb;
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| static struct iocb *inv_fd_iocbs[] = {&inv_fd_iocb};
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| 
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| static int rdonly_fd;
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| static struct iocb rdonly_fd_iocb;
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| static struct iocb *rdonly_fd_iocbs[] = {&rdonly_fd_iocb};
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| 
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| static int wronly_fd;
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| static struct iocb wronly_fd_iocb;
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| static struct iocb *wronly_fd_iocbs[] = {&wronly_fd_iocb};
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| 
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| static struct iocb zero_buf_iocb;
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| static struct iocb *zero_buf_iocbs[] = {&zero_buf_iocb};
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| 
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| static struct iocb *zero_iocbs[1];
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| 
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| static char buf[100];
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| 
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| static struct tcase {
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| 	io_context_t *ctx;
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| 	long nr;
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| 	struct iocb **iocbs;
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| 	int exp_errno;
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| 	const char *desc;
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| } tcases[] = {
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| 	/* Invalid ctx */
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| 	{&invalid_ctx, 1, iocbs, -EINVAL, "invalid ctx"},
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| 	/* Invalid nr */
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| 	{&ctx, -1, iocbs, -EINVAL, "invalid nr"},
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| 	/* Invalid pointer */
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| 	{&ctx, 1, (void*)-1, -EFAULT, "invalid iocbpp pointer"},
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| 	{&ctx, 1, zero_iocbs, -EFAULT, "NULL iocb pointers"},
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| 	/* Invalid fd */
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| 	{&ctx, 1, inv_fd_iocbs, -EBADF, "invalid fd"},
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| 	{&ctx, 1, rdonly_fd_iocbs, -EBADF, "readonly fd for write"},
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| 	{&ctx, 1, wronly_fd_iocbs, -EBADF, "writeonly fd for read"},
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| 	/* No-op but should work fine */
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| 	{&ctx, 1, zero_buf_iocbs, 1, "zero buf size"},
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| 	{&ctx, 0, NULL, 0, "zero nr"},
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| };
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| 
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| static void setup(void)
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| {
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| 	TEST(io_setup(1, &ctx));
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| 	if (TST_RET == -ENOSYS)
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| 		tst_brk(TCONF | TRERRNO, "io_setup(): AIO not supported by kernel");
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| 	else if (TST_RET)
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| 		tst_brk(TBROK | TRERRNO, "io_setup() failed");
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| 
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| 	io_prep_pread(&inv_fd_iocb, -1, buf, sizeof(buf), 0);
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| 
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| 	rdonly_fd = SAFE_OPEN("rdonly_file", O_RDONLY | O_CREAT, 0777);
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| 	io_prep_pwrite(&rdonly_fd_iocb, rdonly_fd, buf, sizeof(buf), 0);
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| 
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| 	io_prep_pread(&zero_buf_iocb, rdonly_fd, buf, 0, 0);
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| 
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| 	wronly_fd = SAFE_OPEN("wronly_file", O_WRONLY | O_CREAT, 0777);
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| 	io_prep_pread(&wronly_fd_iocb, wronly_fd, buf, sizeof(buf), 0);
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| }
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| 
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| static void cleanup(void)
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| {
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| 	if (rdonly_fd > 0)
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| 		SAFE_CLOSE(rdonly_fd);
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| 
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| 	if (wronly_fd > 0)
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| 		SAFE_CLOSE(wronly_fd);
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| }
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| 
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| static const char *errno_name(int err)
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| {
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| 	if (err <= 0)
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| 		return tst_strerrno(-err);
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| 
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| 	return "SUCCESS";
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| }
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| 
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| static void verify_io_submit(unsigned int n)
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| {
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| 	struct tcase *t = &tcases[n];
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| 	int ret;
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| 
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| 	ret = io_submit(*t->ctx, t->nr, t->iocbs);
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| 
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| 	if (ret == t->exp_errno) {
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| 		tst_res(TPASS, "io_submit() with %s failed with %s",
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| 			t->desc, errno_name(t->exp_errno));
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| 		return;
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| 	}
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| 
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| 	tst_res(TFAIL, "io_submit() returned %i(%s), expected %s(%i)",
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| 		ret, ret < 0 ? tst_strerrno(-ret) : "SUCCESS",
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| 		errno_name(t->exp_errno), t->exp_errno);
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| }
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| 
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| static struct tst_test test = {
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| 	.setup = setup,
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| 	.cleanup = cleanup,
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| 	.test = verify_io_submit,
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| 	.tcnt = ARRAY_SIZE(tcases),
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| 	.needs_tmpdir = 1,
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| };
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| 
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| #else
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| 	TST_TEST_TCONF("test requires libaio and it's development packages");
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| #endif
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