/*
* Copyright (c) 2016-2024 Apple Inc. All rights reserved.
*
* @APPLE_OSREFERENCE_LICENSE_HEADER_START@
*
* This file contains Original Code and/or Modifications of Original Code
* as defined in and that are subject to the Apple Public Source License
* Version 2.0 (the 'License'). You may not use this file except in
* compliance with the License. The rights granted to you under the License
* may not be used to create, or enable the creation or redistribution of,
* unlawful or unlicensed copies of an Apple operating system, or to
* circumvent, violate, or enable the circumvention or violation of, any
* terms of an Apple operating system software license agreement.
*
* Please obtain a copy of the License at
* http://www.opensource.apple.com/apsl/ and read it before using this file.
*
* The Original Code and all software distributed under the License are
* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
* EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
* INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
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*/
#include <assert.h>
#include <errno.h>
#include <string.h>
#include <stdio.h>
#include <uuid/uuid.h>
#include <unistd.h>
#include "skywalk_test_driver.h"
#include "skywalk_test_common.h"
#include "skywalk_test_utils.h"
static int
skt_closecfd_main(int argc, char *argv[])
{
int error;
channel_t channel;
uuid_t channel_uuid;
int channelfd;
error = uuid_parse(argv[3], channel_uuid);
SKTC_ASSERT_ERR(!error);
channel = sktu_channel_create_extended(channel_uuid, 0,
CHANNEL_DIR_TX_RX, CHANNEL_RING_ID_ANY, NULL,
-1, -1, -1, -1, -1, -1, -1, 1, -1, -1);
assert(channel);
channelfd = os_channel_get_fd(channel);
assert(channelfd != -1);
error = close(channelfd); // expected guarded fd fail.
SKTC_ASSERT_ERR(!error);
return 1; // should not reach
}
struct skywalk_test skt_closecfd = {
"closecfd", "test closing guarded channel fd",
SK_FEATURE_SKYWALK | SK_FEATURE_NEXUS_USER_PIPE,
skt_closecfd_main, SKTC_GENERIC_UPIPE_ARGV,
sktc_generic_upipe_null_init, sktc_generic_upipe_fini,
0x4000000100000000, 0xFFFFFFFF,
};
/****************************************************************/
static int
skt_writecfd_main(int argc, char *argv[])
{
int error;
ssize_t ret;
channel_t channel;
uuid_t channel_uuid;
int channelfd;
char buf[100];
error = uuid_parse(argv[3], channel_uuid);
SKTC_ASSERT_ERR(!error);
channel = sktu_channel_create_extended(channel_uuid, 0,
CHANNEL_DIR_TX_RX, CHANNEL_RING_ID_ANY, NULL,
-1, -1, -1, -1, -1, -1, -1, 1, -1, -1);
assert(channel);
channelfd = os_channel_get_fd(channel);
assert(channelfd != -1);
ret = write(channelfd, buf, sizeof(buf));
assert(ret == -1);
SKTC_ASSERT_ERR(errno == EBADF);
return 0;
}
struct skywalk_test skt_writecfd = {
"writecfd", "test writing to channel fd",
SK_FEATURE_SKYWALK | SK_FEATURE_NEXUS_USER_PIPE,
skt_writecfd_main, SKTC_GENERIC_UPIPE_ARGV,
sktc_generic_upipe_null_init, sktc_generic_upipe_fini,
};
/****************************************************************/
static int
skt_readcfd_main(int argc, char *argv[])
{
int error;
ssize_t ret;
channel_t channel;
uuid_t channel_uuid;
int channelfd;
char buf[100];
error = uuid_parse(argv[3], channel_uuid);
SKTC_ASSERT_ERR(!error);
channel = sktu_channel_create_extended(channel_uuid, 0,
CHANNEL_DIR_TX_RX, CHANNEL_RING_ID_ANY, NULL,
-1, -1, -1, -1, -1, -1, -1, 1, -1, -1);
assert(channel);
channelfd = os_channel_get_fd(channel);
assert(channelfd != -1);
ret = read(channelfd, buf, sizeof(buf));
assert(ret == -1);
SKTC_ASSERT_ERR(errno == EBADF);
return 0;
}
struct skywalk_test skt_readcfd = {
"readcfd", "test reading from channel fd",
SK_FEATURE_SKYWALK | SK_FEATURE_NEXUS_USER_PIPE,
skt_readcfd_main, SKTC_GENERIC_UPIPE_ARGV,
sktc_generic_upipe_null_init, sktc_generic_upipe_fini,
};
/****************************************************************/