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/*
* Common definitions for Linux and XFS quota tests.
*
* Copyright (c) 2016 Eugene Syromyatnikov <evgsyr@gmail.com>
* Copyright (c) 2016 Dmitry V. Levin <ldv@altlinux.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef STRACE_TESTS_QUOTACTL_H
#define STRACE_TESTS_QUOTACTL_H
# include <inttypes.h>
# include <stdarg.h>
# include <stdio.h>
# include "print_fields.h"
# ifdef HAVE_LINUX_QUOTA_H
/* Broken in CentOS 5: has extern spinlock_t dq_data_lock; declaration */
# include <linux/quota.h>
# else
# include <linux/types.h>
/* Broken in some new glibc versions: have Q_GETNEXTQUOTA definition but no
* struct nextdqblk defined. Fixed in glibc-2.24-106-g4d72808. */
# include <sys/quota.h>
# endif
# ifndef QCMD_CMD
# define QCMD_CMD(_val) ((unsigned) (_val) >> SUBCMDSHIFT)
# endif /* !QCMD_CMD */
# ifndef QCMD_TYPE
# define QCMD_TYPE(_val) ((unsigned) (_val) & SUBCMDMASK)
# endif /* !QCMD_TYPE */
# ifndef PRJQUOTA
# define PRJQUOTA 2
# endif
typedef void (*print_cb)(long rc, void *addr, void *arg);
enum check_quotactl_flag_bits {
CQF_ID_SKIP_BIT,
CQF_ID_STR_BIT,
CQF_ADDR_SKIP_BIT,
CQF_ADDR_STR_BIT,
CQF_ADDR_CB_BIT,
};
enum check_quotactl_flags {
CQF_NONE,
CQF_ID_SKIP = 1 << CQF_ID_SKIP_BIT,
CQF_ID_STR = 1 << CQF_ID_STR_BIT,
CQF_ADDR_SKIP = 1 << CQF_ADDR_SKIP_BIT,
CQF_ADDR_STR = 1 << CQF_ADDR_STR_BIT,
CQF_ADDR_CB = 1 << CQF_ADDR_CB_BIT,
};
static inline void
check_quota(uint32_t flags, int cmd, const char *cmd_str,
const char *special, const char *special_str, ...)
{
long rc;
const char *addr_str = NULL;
const char *id_str = NULL;
void *addr = NULL;
print_cb addr_cb = NULL;
void *addr_cb_arg = NULL;
uint32_t id = -1;
va_list ap;
va_start(ap, special_str);
if (!(flags & CQF_ID_SKIP)) {
id = va_arg(ap, uint32_t);
if (flags & CQF_ID_STR)
id_str = va_arg(ap, const char *);
}
if (!(flags & CQF_ADDR_SKIP)) {
addr = va_arg(ap, void *);
if (flags & CQF_ADDR_CB) {
addr_cb = va_arg(ap, print_cb);
addr_cb_arg = va_arg(ap, void *);
} else if (flags & CQF_ADDR_STR) {
addr_str = va_arg(ap, const char *);
}
}
va_end(ap);
rc = syscall(__NR_quotactl, cmd, special, id, addr);
printf("quotactl(%s, %s", cmd_str, special_str);
if (!(flags & CQF_ID_SKIP)) {
if (flags & CQF_ID_STR) {
printf(", %s", id_str);
} else {
if (id == (uint32_t)-1)
printf(", -1");
else
printf(", %u", id);
}
}
if (!(flags & CQF_ADDR_SKIP)) {
if (flags & CQF_ADDR_CB) {
printf(", ");
addr_cb(rc, addr, addr_cb_arg);
} else if (flags & CQF_ADDR_STR) {
printf(", %s", addr_str);
} else {
printf(", %p", addr);
}
}
printf(") = %s\n", sprintrc(rc));
}
static const int bogus_cmd = 0xbadc0ded;
static const int bogus_id = 0xca7faced;
/* It is invalid anyway due to the slash in the end */
static const char *bogus_dev = "/dev/bogus/";
static const char *bogus_dev_str = "\"/dev/bogus/\"";
static const char unterminated_data[] = { '\1', '\2', '\3' };
#endif /* !STRACE_TESTS_QUOTACTL_H */