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/*
* Check decoding of quotactl xfs subcommands.
*
* Copyright (c) 2016 Eugene Syromyatnikov <evgsyr@gmail.com>
* Copyright (c) 2016 Dmitry V. Levin <ldv@altlinux.org>
* Copyright (c) 2016-2018 The strace developers.
* 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.
*/
#include "tests.h"
#include <asm/unistd.h>
#if defined(__NR_quotactl) && \
(defined(HAVE_LINUX_QUOTA_H) || defined(HAVE_SYS_QUOTA_H)) && \
defined(HAVE_LINUX_DQBLK_XFS_H)
# include <stdio.h>
# include <string.h>
# include <unistd.h>
# include <linux/dqblk_xfs.h>
# include "quotactl.h"
# ifndef Q_GETNEXTQUOTA
# define Q_XGETNEXTQUOTA XQM_CMD(0x9)
# endif /* !Q_GETNEXTQUOTA */
# ifndef Q_XGETQSTATV
# define Q_XGETQSTATV XQM_CMD(8)
# define FS_QSTATV_VERSION1 1
struct fs_qfilestatv {
uint64_t qfs_ino; /* inode number */
uint64_t qfs_nblks; /* number of BBs 512-byte-blks */
uint32_t qfs_nextents; /* number of extents */
uint32_t qfs_pad; /* pad for 8-byte alignment */
};
struct fs_quota_statv {
int8_t qs_version; /* version for future changes */
uint8_t qs_pad1; /* pad for 16bit alignment */
uint16_t qs_flags; /* XFS_QUOTA_.* flags */
uint32_t qs_incoredqs; /* number of dquots incore */
struct fs_qfilestatv qs_uquota; /* user quota information */
struct fs_qfilestatv qs_gquota; /* group quota information */
struct fs_qfilestatv qs_pquota; /* project quota information */
int32_t qs_btimelimit; /* limit for blks timer */
int32_t qs_itimelimit; /* limit for inodes timer */
int32_t qs_rtbtimelimit; /* limit for rt blks timer */
uint16_t qs_bwarnlimit; /* limit for num warnings */
uint16_t qs_iwarnlimit; /* limit for num warnings */
uint64_t qs_pad2[8]; /* for future proofing */
};
# endif /* !Q_XGETQSTATV */
# include "xlat.h"
# include "xlat/xfs_dqblk_flags.h"
# if VERBOSE
# include "xlat/xfs_quota_flags.h"
# endif
void
print_xdisk_quota(int rc, void *ptr, void *arg)
{
struct fs_disk_quota *dq = ptr;
long out_arg = (long) arg;
if (((rc < 0) && out_arg) || (out_arg > 1)) {
printf("%p", dq);
return;
}
PRINT_FIELD_D("{", *dq, d_version);
printf(", d_flags=");
printflags(xfs_dqblk_flags, (uint8_t) dq->d_flags, "XFS_???_QUOTA");
PRINT_FIELD_X(", ", *dq, d_fieldmask);
PRINT_FIELD_U(", ", *dq, d_id);
PRINT_FIELD_U(", ", *dq, d_blk_hardlimit);
PRINT_FIELD_U(", ", *dq, d_blk_softlimit);
PRINT_FIELD_U(", ", *dq, d_ino_hardlimit);
PRINT_FIELD_U(", ", *dq, d_ino_softlimit);
PRINT_FIELD_U(", ", *dq, d_bcount);
PRINT_FIELD_U(", ", *dq, d_icount);
# if VERBOSE
PRINT_FIELD_D(", ", *dq, d_itimer);
PRINT_FIELD_D(", ", *dq, d_btimer);
PRINT_FIELD_U(", ", *dq, d_iwarns);
PRINT_FIELD_U(", ", *dq, d_bwarns);
PRINT_FIELD_U(", ", *dq, d_rtb_hardlimit);
PRINT_FIELD_U(", ", *dq, d_rtb_softlimit);
PRINT_FIELD_U(", ", *dq, d_rtbcount);
PRINT_FIELD_D(", ", *dq, d_rtbtimer);
PRINT_FIELD_U(", ", *dq, d_rtbwarns);
# else
printf(", ...");
# endif /* !VERBOSE */
printf("}");
}
void
print_xquota_stat(int rc, void *ptr, void *arg)
{
struct fs_quota_stat *qs = ptr;
long out_arg = (long) arg;
if (((rc < 0) && out_arg) || (out_arg > 1)) {
printf("%p", qs);
return;
}
PRINT_FIELD_D("{", *qs, qs_version);
# if VERBOSE
printf(", qs_flags=");
printflags(xfs_quota_flags, qs->qs_flags, "XFS_QUOTA_???");
PRINT_FIELD_U(", qs_uquota={", qs->qs_uquota, qfs_ino);
PRINT_FIELD_U(", ", qs->qs_uquota, qfs_nblks);
PRINT_FIELD_U(", ", qs->qs_uquota, qfs_nextents);
PRINT_FIELD_U("}, qs_gquota={", qs->qs_gquota, qfs_ino);
PRINT_FIELD_U(", ", qs->qs_gquota, qfs_nblks);
PRINT_FIELD_U(", ", qs->qs_gquota, qfs_nextents);
PRINT_FIELD_U("}, ", *qs, qs_incoredqs);
PRINT_FIELD_D(", ", *qs, qs_btimelimit);
PRINT_FIELD_D(", ", *qs, qs_itimelimit);
PRINT_FIELD_D(", ", *qs, qs_rtbtimelimit);
PRINT_FIELD_U(", ", *qs, qs_bwarnlimit);
PRINT_FIELD_U(", ", *qs, qs_iwarnlimit);
# else
printf(", ...");
# endif /* !VERBOSE */
printf("}");
}
void
print_xquota_statv(int rc, void *ptr, void *arg)
{
struct fs_quota_statv *qs = ptr;
long out_arg = (long) arg;
if (((rc < 0) && out_arg) || (out_arg > 1)) {
printf("%p", qs);
return;
}
PRINT_FIELD_D("{", *qs, qs_version);
# if VERBOSE
printf(", qs_flags=");
printflags(xfs_quota_flags, qs->qs_flags, "XFS_QUOTA_???");
PRINT_FIELD_U(", ", *qs, qs_incoredqs);
PRINT_FIELD_U(", qs_uquota={", qs->qs_uquota, qfs_ino);
PRINT_FIELD_U(", ", qs->qs_uquota, qfs_nblks);
PRINT_FIELD_U(", ", qs->qs_uquota, qfs_nextents);
PRINT_FIELD_U("}, qs_gquota={", qs->qs_gquota, qfs_ino);
PRINT_FIELD_U(", ", qs->qs_gquota, qfs_nblks);
PRINT_FIELD_U(", ", qs->qs_gquota, qfs_nextents);
PRINT_FIELD_U("}, qs_pquota={", qs->qs_pquota, qfs_ino);
PRINT_FIELD_U(", ", qs->qs_pquota, qfs_nblks);
PRINT_FIELD_U(", ", qs->qs_pquota, qfs_nextents);
PRINT_FIELD_D("}, ", *qs, qs_btimelimit);
PRINT_FIELD_D(", ", *qs, qs_itimelimit);
PRINT_FIELD_D(", ", *qs, qs_rtbtimelimit);
PRINT_FIELD_U(", ", *qs, qs_bwarnlimit);
PRINT_FIELD_U(", ", *qs, qs_iwarnlimit);
# else
printf(", ...");
# endif /* !VERBOSE */
printf("}");
}
int
main(void)
{
char *bogus_special = (char *) tail_alloc(1) + 1;
void *bogus_addr = (char *) tail_alloc(1) + 1;
char bogus_special_str[sizeof(void *) * 2 + sizeof("0x")];
char bogus_addr_str[sizeof(void *) * 2 + sizeof("0x")];
char unterminated_str[sizeof(void *) * 2 + sizeof("0x")];
static char invalid_cmd_str[1024];
TAIL_ALLOC_OBJECT_CONST_PTR(struct fs_disk_quota, xdq);
TAIL_ALLOC_OBJECT_CONST_PTR(struct fs_quota_stat, xqstat);
TAIL_ALLOC_OBJECT_CONST_PTR(struct fs_quota_statv, xqstatv);
TAIL_ALLOC_OBJECT_CONST_PTR(uint32_t, flags);
char *unterminated = tail_memdup(unterminated_data,
sizeof(unterminated_data));
snprintf(bogus_special_str, sizeof(bogus_special_str), "%p",
bogus_special);
snprintf(bogus_addr_str, sizeof(bogus_addr_str), "%p",
bogus_addr);
snprintf(unterminated_str, sizeof(unterminated_str), "%p",
unterminated);
/* Q_XQUOTAON */
*flags = 0xdeadbeef;
check_quota(CQF_ID_SKIP | CQF_ADDR_STR,
ARG_STR(QCMD(Q_XQUOTAON, USRQUOTA)),
ARG_STR("/dev/bogus/"), flags,
"[XFS_QUOTA_UDQ_ACCT|XFS_QUOTA_UDQ_ENFD"
"|XFS_QUOTA_GDQ_ACCT|XFS_QUOTA_GDQ_ENFD"
"|XFS_QUOTA_PDQ_ENFD|0xdeadbec0]");
snprintf(invalid_cmd_str, sizeof(invalid_cmd_str),
"QCMD(Q_XQUOTAON, %#x /* ???QUOTA */)",
QCMD_TYPE(QCMD(Q_XQUOTAON, 0xfacefeed)));
check_quota(CQF_ID_SKIP,
QCMD(Q_XQUOTAON, 0xfacefeed), invalid_cmd_str,
bogus_dev, bogus_dev_str, bogus_addr);
/* Q_XQUOTAOFF */
check_quota(CQF_ID_SKIP | CQF_ADDR_STR,
ARG_STR(QCMD(Q_XQUOTAOFF, USRQUOTA)),
bogus_special, bogus_special_str,
bogus_addr, bogus_addr_str);
check_quota(CQF_ID_SKIP | CQF_ADDR_STR,
ARG_STR(QCMD(Q_XQUOTAOFF, GRPQUOTA)),
ARG_STR("/dev/bogus/"),
ARG_STR(NULL));
check_quota(CQF_ID_SKIP | CQF_ADDR_STR,
QCMD(Q_XQUOTAOFF, 3),
"QCMD(Q_XQUOTAOFF, 0x3 /* ???QUOTA */)",
ARG_STR("/dev/bogus/"), flags,
"[XFS_QUOTA_UDQ_ACCT|XFS_QUOTA_UDQ_ENFD"
"|XFS_QUOTA_GDQ_ACCT|XFS_QUOTA_GDQ_ENFD"
"|XFS_QUOTA_PDQ_ENFD|0xdeadbec0]");
/* Q_XGETQUOTA */
/* Trying our best to get successful result */
check_quota(CQF_ADDR_CB, ARG_STR(QCMD(Q_XGETQUOTA, USRQUOTA)),
ARG_STR("/dev/sda1"), getuid(), xdq, print_xdisk_quota,
(intptr_t) 1);
check_quota(CQF_ADDR_CB, ARG_STR(QCMD(Q_XGETQUOTA, GRPQUOTA)),
ARG_STR(NULL), -1, xdq, print_xdisk_quota, (intptr_t) 1);
/* Q_XGETNEXTQUOTA */
check_quota(CQF_ADDR_CB, ARG_STR(QCMD(Q_XGETNEXTQUOTA, USRQUOTA)),
ARG_STR("/dev/sda1"), 0, xdq, print_xdisk_quota,
(intptr_t) 1);
/* Q_XSETQLIM */
check_quota(CQF_NONE, ARG_STR(QCMD(Q_XSETQLIM, PRJQUOTA)),
bogus_special, bogus_special_str, 0, bogus_addr);
fill_memory_ex(xdq, sizeof(*xdq), 0x8e, 0x80);
check_quota(CQF_ADDR_CB, ARG_STR(QCMD(Q_XSETQLIM, PRJQUOTA)),
bogus_dev, bogus_dev_str, 3141592653U,
xdq, print_xdisk_quota, (intptr_t) 0);
/* Q_XGETQSTAT */
check_quota(CQF_ID_SKIP | CQF_ADDR_CB,
ARG_STR(QCMD(Q_XGETQSTAT, USRQUOTA)),
ARG_STR("/dev/sda1"), xqstat, print_xquota_stat, (intptr_t) 1);
check_quota(CQF_ID_SKIP | CQF_ADDR_CB,
ARG_STR(QCMD(Q_XGETQSTAT, USRQUOTA)),
ARG_STR("NULL"), xqstat, print_xquota_stat, (intptr_t) 1);
check_quota(CQF_ID_SKIP,
ARG_STR(QCMD(Q_XGETQSTAT, PRJQUOTA)),
unterminated, unterminated_str,
xqstat + 1);
/* Q_XGETQSTATV */
check_quota(CQF_ID_SKIP | CQF_ADDR_CB,
ARG_STR(QCMD(Q_XGETQSTATV, USRQUOTA)),
ARG_STR("/dev/sda1"), xqstatv, print_xquota_statv, (intptr_t) 1);
check_quota(CQF_ID_SKIP | CQF_ADDR_CB,
ARG_STR(QCMD(Q_XGETQSTATV, GRPQUOTA)),
ARG_STR(NULL), xqstatv, print_xquota_statv, (intptr_t) 1);
check_quota(CQF_ID_SKIP,
ARG_STR(QCMD(Q_XGETQSTATV, PRJQUOTA)),
unterminated, unterminated_str,
xqstatv + 1);
/* Q_XQUOTARM */
check_quota(CQF_ID_SKIP | CQF_ADDR_STR,
ARG_STR(QCMD(Q_XQUOTARM, PRJQUOTA)),
bogus_special, bogus_special_str, ARG_STR(NULL));
check_quota(CQF_ID_SKIP,
ARG_STR(QCMD(Q_XQUOTARM, USRQUOTA)),
unterminated, unterminated_str, flags + 1);
*flags = 0xdeadbeef;
check_quota(CQF_ID_SKIP | CQF_ADDR_STR,
ARG_STR(QCMD(Q_XQUOTARM, GRPQUOTA)),
ARG_STR(NULL), flags,
"[XFS_USER_QUOTA|XFS_PROJ_QUOTA"
"|XFS_GROUP_QUOTA|0xdeadbee8]");
/* Q_XQUOTASYNC */
check_quota(CQF_ID_SKIP | CQF_ADDR_SKIP,
ARG_STR(QCMD(Q_XQUOTASYNC, USRQUOTA)),
bogus_special, bogus_special_str);
check_quota(CQF_ID_SKIP | CQF_ADDR_SKIP,
QCMD(Q_XQUOTASYNC, 0xfff),
"QCMD(Q_XQUOTASYNC, 0xff /* ???QUOTA */)",
ARG_STR(NULL));
puts("+++ exited with 0 +++");
return 0;
}
#else
SKIP_MAIN_UNDEFINED("__NR_quotactl && "
"(HAVE_LINUX_QUOTA_H || HAVE_SYS_QUOTA_H) && "
"HAVE_LINUX_DQBLK_XFS_H");
#endif