| /* |
| * Check decoding of quotactl syscall. |
| * |
| * Copyright (c) 2016 Eugene Syromyatnikov <evgsyr@gmail.com> |
| * Copyright (c) 2016 Dmitry V. Levin <ldv@altlinux.org> |
| * Copyright (c) 2016-2017 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)) |
| |
| # include <inttypes.h> |
| # include <stdint.h> |
| # include <stdio.h> |
| # include <string.h> |
| # include <unistd.h> |
| |
| # include "quotactl.h" |
| |
| # ifndef HAVE_LINUX_QUOTA_H |
| /* Some dirty hacks in order to make sys/quota.h usable as a backup */ |
| |
| # define if_dqblk dqblk |
| # define if_nextdqblk nextdqblk |
| # define if_dqinfo dqinfo |
| |
| # endif /* !HAVE_LINUX_QUOTA_H */ |
| |
| # ifndef Q_GETNEXTQUOTA |
| |
| # define Q_GETNEXTQUOTA 0x800009 |
| |
| struct if_nextdqblk { |
| uint64_t dqb_bhardlimit; |
| uint64_t dqb_bsoftlimit; |
| uint64_t dqb_curspace; |
| uint64_t dqb_ihardlimit; |
| uint64_t dqb_isoftlimit; |
| uint64_t dqb_curinodes; |
| uint64_t dqb_btime; |
| uint64_t dqb_itime; |
| uint32_t dqb_valid; |
| uint32_t dqb_id; |
| }; |
| # endif /* !Q_GETNEXTQUOTA */ |
| |
| # include "xlat.h" |
| # include "xlat/quota_formats.h" |
| # include "xlat/if_dqblk_valid.h" |
| # include "xlat/if_dqinfo_flags.h" |
| # include "xlat/if_dqinfo_valid.h" |
| |
| void |
| print_dqblk(long rc, void *ptr, void *arg) |
| { |
| struct if_dqblk *db = ptr; |
| long out_arg = (long) arg; |
| |
| if (((rc != 0) && out_arg) || (out_arg > 1)) { |
| printf("%p", db); |
| return; |
| } |
| |
| PRINT_FIELD_U("{", *db, dqb_bhardlimit); |
| PRINT_FIELD_U(", ", *db, dqb_bsoftlimit); |
| PRINT_FIELD_U(", ", *db, dqb_curspace); |
| PRINT_FIELD_U(", ", *db, dqb_ihardlimit); |
| PRINT_FIELD_U(", ", *db, dqb_isoftlimit); |
| PRINT_FIELD_U(", ", *db, dqb_curinodes); |
| |
| # if VERBOSE |
| PRINT_FIELD_U(", ", *db, dqb_btime); |
| PRINT_FIELD_U(", ", *db, dqb_itime); |
| |
| printf(", dqb_valid="); |
| printflags(if_dqblk_valid, db->dqb_valid, "QIF_???"); |
| # else |
| printf(", ..."); |
| # endif /* !VERBOSE */ |
| printf("}"); |
| } |
| |
| void |
| print_nextdqblk(long rc, void *ptr, void *arg) |
| { |
| struct if_nextdqblk *db = ptr; |
| long out_arg = (long) arg; |
| |
| if (((rc != 0) && out_arg) || (out_arg > 1)) { |
| printf("%p", db); |
| return; |
| } |
| |
| PRINT_FIELD_U("{", *db, dqb_bhardlimit); |
| PRINT_FIELD_U(", ", *db, dqb_bsoftlimit); |
| PRINT_FIELD_U(", ", *db, dqb_curspace); |
| PRINT_FIELD_U(", ", *db, dqb_ihardlimit); |
| PRINT_FIELD_U(", ", *db, dqb_isoftlimit); |
| PRINT_FIELD_U(", ", *db, dqb_curinodes); |
| |
| # if VERBOSE |
| PRINT_FIELD_U(", ", *db, dqb_btime); |
| PRINT_FIELD_U(", ", *db, dqb_itime); |
| |
| printf(", dqb_valid="); |
| printflags(if_dqblk_valid, db->dqb_valid, "QIF_???"); |
| |
| PRINT_FIELD_U(", ", *db, dqb_id); |
| # else |
| PRINT_FIELD_U(", ", *db, dqb_id); |
| printf(", ..."); |
| # endif /* !VERBOSE */ |
| printf("}"); |
| } |
| |
| void |
| print_dqinfo(long rc, void *ptr, void *arg) |
| { |
| struct if_dqinfo *di = ptr; |
| long out_arg = (long) arg; |
| |
| if (((rc != 0) && out_arg) || (out_arg > 1)) { |
| printf("%p", di); |
| return; |
| } |
| |
| PRINT_FIELD_U("{", *di, dqi_bgrace); |
| PRINT_FIELD_U(", ", *di, dqi_igrace); |
| |
| printf(", dqi_flags="); |
| printflags(if_dqinfo_flags, di->dqi_flags, "DQF_???"); |
| printf(", dqi_valid="); |
| printflags(if_dqinfo_valid, di->dqi_valid, "IIF_???"); |
| 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 unterminated_str[sizeof(void *) * 2 + sizeof("0x")]; |
| |
| long rc; |
| char *unterminated = tail_memdup(unterminated_data, |
| sizeof(unterminated_data)); |
| TAIL_ALLOC_OBJECT_CONST_PTR(struct if_dqblk, dqblk); |
| TAIL_ALLOC_OBJECT_CONST_PTR(struct if_dqinfo, dqinfo); |
| TAIL_ALLOC_OBJECT_CONST_PTR(uint32_t, fmt); |
| TAIL_ALLOC_OBJECT_CONST_PTR(struct if_nextdqblk, nextdqblk); |
| |
| |
| snprintf(bogus_special_str, sizeof(bogus_special_str), "%p", |
| bogus_special); |
| snprintf(unterminated_str, sizeof(unterminated_str), "%p", |
| unterminated); |
| |
| |
| /* Invalid commands */ |
| |
| rc = syscall(__NR_quotactl, bogus_cmd, bogus_special, bogus_id, |
| bogus_addr); |
| printf("quotactl(QCMD(%#x /* Q_??? */, %#x /* ???QUOTA */)" |
| ", %p, %u, %p) = %s\n", |
| QCMD_CMD(bogus_cmd), QCMD_TYPE(bogus_cmd), |
| bogus_special, bogus_id, bogus_addr, sprintrc(rc)); |
| |
| rc = syscall(__NR_quotactl, 0, NULL, -1, NULL); |
| printf("quotactl(QCMD(0 /* Q_??? */, USRQUOTA), NULL, -1, NULL) = %s\n", |
| sprintrc(rc)); |
| |
| |
| /* Q_QUOTAON */ |
| |
| check_quota(CQF_ID_STR | CQF_ADDR_STR, |
| ARG_STR(QCMD(Q_QUOTAON, USRQUOTA)), |
| ARG_STR("/dev/bogus/"), ARG_STR(QFMT_VFS_OLD), |
| ARG_STR("/tmp/bogus/")); |
| |
| rc = syscall(__NR_quotactl, QCMD(Q_QUOTAON, 0xfacefeed), bogus_dev, |
| bogus_id, bogus_addr); |
| printf("quotactl(QCMD(Q_QUOTAON, %#x /* ???QUOTA */)" |
| ", %s, %#x /* QFMT_VFS_??? */, %p) = %s\n", |
| QCMD_TYPE(QCMD(Q_QUOTAON, 0xfacefeed)), |
| bogus_dev_str, bogus_id, bogus_addr, sprintrc(rc)); |
| |
| |
| /* Q_QUOTAOFF */ |
| |
| check_quota(CQF_ID_SKIP | CQF_ADDR_SKIP, |
| ARG_STR(QCMD(Q_QUOTAOFF, USRQUOTA)), |
| bogus_special, bogus_special_str); |
| check_quota(CQF_ID_SKIP | CQF_ADDR_SKIP, |
| ARG_STR(QCMD(Q_QUOTAOFF, GRPQUOTA)), |
| ARG_STR("/dev/bogus/")); |
| check_quota(CQF_ID_SKIP | CQF_ADDR_SKIP, |
| ARG_STR(QCMD(Q_QUOTAOFF, PRJQUOTA)), ARG_STR(NULL)); |
| check_quota(CQF_ID_SKIP | CQF_ADDR_SKIP, |
| QCMD(Q_QUOTAOFF, 3), "QCMD(Q_QUOTAOFF, 0x3 /* ???QUOTA */)", |
| ARG_STR(NULL)); |
| |
| |
| /* Q_GETQUOTA */ |
| |
| /* Trying our best to get successful result */ |
| check_quota(CQF_ADDR_CB, ARG_STR(QCMD(Q_GETQUOTA, USRQUOTA)), |
| ARG_STR("/dev/sda1"), getuid(), dqblk, print_dqblk, |
| (intptr_t) 1); |
| |
| check_quota(CQF_ADDR_CB, ARG_STR(QCMD(Q_GETQUOTA, GRPQUOTA)), |
| ARG_STR(NULL), -1, dqblk, print_dqblk, (intptr_t) 2); |
| |
| |
| /* Q_GETNEXTQUOTA */ |
| |
| check_quota(CQF_ADDR_CB, ARG_STR(QCMD(Q_GETNEXTQUOTA, USRQUOTA)), |
| ARG_STR("/dev/sda1"), 0, nextdqblk, print_nextdqblk, |
| (intptr_t) 1); |
| |
| |
| /* Q_SETQUOTA */ |
| |
| fill_memory(dqblk, sizeof(*dqblk)); |
| |
| check_quota(CQF_NONE, ARG_STR(QCMD(Q_SETQUOTA, PRJQUOTA)), |
| bogus_special, bogus_special_str, 0, bogus_addr); |
| |
| check_quota(CQF_ADDR_CB, ARG_STR(QCMD(Q_SETQUOTA, PRJQUOTA)), |
| ARG_STR("/dev/bogus/"), 3141592653U, dqblk, print_dqblk, |
| (intptr_t) 0); |
| |
| |
| /* Q_GETINFO */ |
| |
| check_quota(CQF_ID_SKIP | CQF_ADDR_CB, |
| ARG_STR(QCMD(Q_GETINFO, GRPQUOTA)), |
| ARG_STR("/dev/sda1"), dqinfo, print_dqinfo, (intptr_t) 1); |
| |
| check_quota(CQF_ID_SKIP | CQF_ADDR_CB, |
| ARG_STR(QCMD(Q_GETINFO, GRPQUOTA)), |
| bogus_special, bogus_special_str, dqinfo, |
| print_dqinfo, (intptr_t) 2); |
| |
| /* Q_SETINFO */ |
| |
| fill_memory(dqinfo, sizeof(*dqinfo)); |
| /* In order to check flag printing correctness */ |
| dqinfo->dqi_flags = 0xdeadabcd; |
| |
| check_quota(CQF_ID_SKIP | CQF_ADDR_STR, |
| ARG_STR(QCMD(Q_SETINFO, PRJQUOTA)), |
| bogus_special, bogus_special_str, ARG_STR(NULL)); |
| |
| check_quota(CQF_ID_SKIP | CQF_ADDR_CB, |
| ARG_STR(QCMD(Q_SETINFO, USRQUOTA)), |
| ARG_STR("/dev/bogus/"), dqinfo, print_dqinfo, (intptr_t) 0); |
| |
| |
| /* Q_GETFMT */ |
| |
| check_quota(CQF_ID_SKIP | CQF_ADDR_STR, |
| ARG_STR(QCMD(Q_GETFMT, PRJQUOTA)), |
| bogus_special, bogus_special_str, ARG_STR(NULL)); |
| check_quota(CQF_ID_SKIP, |
| ARG_STR(QCMD(Q_GETFMT, USRQUOTA)), |
| unterminated, unterminated_str, fmt + 1); |
| check_quota(CQF_ID_SKIP, |
| ARG_STR(QCMD(Q_GETFMT, GRPQUOTA)), |
| ARG_STR("/dev/sda1"), fmt); |
| |
| |
| /* Q_SYNC */ |
| |
| check_quota(CQF_ID_SKIP | CQF_ADDR_SKIP, |
| ARG_STR(QCMD(Q_SYNC, USRQUOTA)), |
| bogus_special, bogus_special_str); |
| check_quota(CQF_ID_SKIP | CQF_ADDR_SKIP, |
| QCMD(Q_SYNC, 0xfff), "QCMD(Q_SYNC, 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)"); |
| |
| #endif |