mirror of
https://github.com/kdave/btrfs-progs
synced 2025-01-18 11:40:56 +00:00
btrfs-progs: tests: make the ioctl-test actually useful
Enhance the test to verify ioctl uniqueness, compare the defined values against the hardcoded expected values, and take care of the 32bit/64bit compatibility workarounds. Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
David Sterba
parent
32a168684e
commit
6f306e8d62
27
Makefile.in
27
Makefile.in
@ -392,9 +392,30 @@ quick-test: $(objects) $(libs) quick-test.o
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@echo " [LD] $@"
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$(Q)$(CC) $(CFLAGS) -o quick-test $(objects) $(libs) quick-test.o $(LDFLAGS) $(LIBS)
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ioctl-test: $(objects) $(libs) ioctl-test.o
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@echo " [LD] $@"
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$(Q)$(CC) $(CFLAGS) -o ioctl-test $(objects) $(libs) ioctl-test.o $(LDFLAGS) $(LIBS)
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ioctl-test-32.o: ioctl-test.c ioctl.h kerncompat.h ctree.h
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@echo " [CC32] $@"
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$(Q)$(CC) $(CFLAGS) -m32 -c $< -o $@
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ioctl-test-64.o: ioctl-test.c ioctl.h kerncompat.h ctree.h
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@echo " [CC64] $@"
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$(Q)$(CC) $(CFLAGS) -m64 -c $< -o $@
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ioctl-test-32: ioctl-test-32.o
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@echo " [LD32] $@"
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$(Q)$(CC) $(CFLAGS) -m32 -o $@ $< $(LDFLAGS)
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@echo " ?[PAHOLE] $@.pahole"
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-$(Q)pahole $@ > $@.pahole
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ioctl-test-64: ioctl-test-64.o
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@echo " [LD64] $@"
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$(Q)$(CC) $(CFLAGS) -m64 -o $@ $< $(LDFLAGS)
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@echo " ?[PAHOLE] $@.pahole"
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-$(Q)pahole $@ > $@.pahole
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test-ioctl: ioctl-test-32 ioctl-test-64
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@echo " [TEST/ioctl]"
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$(Q)./ioctl-test-32 > ioctl-test-32.log
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$(Q)./ioctl-test-64 > ioctl-test-64.log
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send-test: $(objects) $(libs) send-test.o
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@echo " [LD] $@"
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271
ioctl-test.c
271
ioctl-test.c
@ -1,37 +1,252 @@
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/*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public
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* License v2 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public
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* License along with this program; if not, write to the
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* Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 021110-1307, USA.
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*/
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#include "kerncompat.h"
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#include <stdio.h>
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#include <stdlib.h>
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#include "kerncompat.h"
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#include "ioctl.h"
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static unsigned long ioctls[] = {
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BTRFS_IOC_SNAP_CREATE,
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BTRFS_IOC_DEFRAG,
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BTRFS_IOC_RESIZE,
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BTRFS_IOC_SCAN_DEV,
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BTRFS_IOC_TRANS_START,
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BTRFS_IOC_TRANS_END,
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BTRFS_IOC_SYNC,
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BTRFS_IOC_CLONE,
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BTRFS_IOC_ADD_DEV,
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BTRFS_IOC_RM_DEV,
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BTRFS_IOC_BALANCE,
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BTRFS_IOC_SUBVOL_CREATE,
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BTRFS_IOC_SNAP_DESTROY,
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BTRFS_IOC_DEFRAG_RANGE,
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BTRFS_IOC_TREE_SEARCH,
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BTRFS_IOC_INO_LOOKUP,
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BTRFS_IOC_DEFAULT_SUBVOL,
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BTRFS_IOC_SPACE_INFO,
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BTRFS_IOC_SNAP_CREATE_V2,
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0 };
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#include "ioctl.h"
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#include "ctree.h"
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#define LIST_32_COMPAT \
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ONE(BTRFS_IOC_SET_RECEIVED_SUBVOL_32)
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#define LIST_64_COMPAT \
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ONE(BTRFS_IOC_SEND_64)
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#define LIST_BASE \
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ONE(BTRFS_IOC_SNAP_CREATE) \
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ONE(BTRFS_IOC_DEFRAG) \
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ONE(BTRFS_IOC_RESIZE) \
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ONE(BTRFS_IOC_SCAN_DEV) \
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ONE(BTRFS_IOC_TRANS_START) \
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ONE(BTRFS_IOC_TRANS_END) \
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ONE(BTRFS_IOC_SYNC) \
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ONE(BTRFS_IOC_CLONE) \
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ONE(BTRFS_IOC_ADD_DEV) \
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ONE(BTRFS_IOC_RM_DEV) \
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ONE(BTRFS_IOC_BALANCE) \
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ONE(BTRFS_IOC_CLONE_RANGE) \
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ONE(BTRFS_IOC_SUBVOL_CREATE) \
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ONE(BTRFS_IOC_SNAP_DESTROY) \
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ONE(BTRFS_IOC_DEFRAG_RANGE) \
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ONE(BTRFS_IOC_TREE_SEARCH) \
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ONE(BTRFS_IOC_TREE_SEARCH_V2) \
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ONE(BTRFS_IOC_INO_LOOKUP) \
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ONE(BTRFS_IOC_DEFAULT_SUBVOL) \
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ONE(BTRFS_IOC_SPACE_INFO) \
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ONE(BTRFS_IOC_START_SYNC) \
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ONE(BTRFS_IOC_WAIT_SYNC) \
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ONE(BTRFS_IOC_SNAP_CREATE_V2) \
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ONE(BTRFS_IOC_SUBVOL_CREATE_V2) \
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ONE(BTRFS_IOC_SUBVOL_GETFLAGS) \
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ONE(BTRFS_IOC_SUBVOL_SETFLAGS) \
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ONE(BTRFS_IOC_SCRUB) \
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ONE(BTRFS_IOC_SCRUB_CANCEL) \
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ONE(BTRFS_IOC_SCRUB_PROGRESS) \
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ONE(BTRFS_IOC_DEV_INFO) \
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ONE(BTRFS_IOC_FS_INFO) \
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ONE(BTRFS_IOC_BALANCE_V2) \
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ONE(BTRFS_IOC_BALANCE_CTL) \
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ONE(BTRFS_IOC_BALANCE_PROGRESS) \
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ONE(BTRFS_IOC_INO_PATHS) \
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ONE(BTRFS_IOC_LOGICAL_INO) \
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ONE(BTRFS_IOC_SET_RECEIVED_SUBVOL) \
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ONE(BTRFS_IOC_SEND) \
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ONE(BTRFS_IOC_DEVICES_READY) \
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ONE(BTRFS_IOC_QUOTA_CTL) \
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ONE(BTRFS_IOC_QGROUP_ASSIGN) \
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ONE(BTRFS_IOC_QGROUP_CREATE) \
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ONE(BTRFS_IOC_QGROUP_LIMIT) \
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ONE(BTRFS_IOC_QUOTA_RESCAN) \
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ONE(BTRFS_IOC_QUOTA_RESCAN_STATUS) \
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ONE(BTRFS_IOC_QUOTA_RESCAN_WAIT) \
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ONE(BTRFS_IOC_GET_FSLABEL) \
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ONE(BTRFS_IOC_SET_FSLABEL) \
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ONE(BTRFS_IOC_GET_DEV_STATS) \
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ONE(BTRFS_IOC_DEV_REPLACE) \
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ONE(BTRFS_IOC_FILE_EXTENT_SAME) \
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ONE(BTRFS_IOC_GET_FEATURES) \
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ONE(BTRFS_IOC_SET_FEATURES) \
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ONE(BTRFS_IOC_GET_SUPPORTED_FEATURES) \
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ONE(BTRFS_IOC_RM_DEV_V2)
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#define LIST \
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LIST_BASE \
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LIST_32_COMPAT \
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LIST_64_COMPAT
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struct ioctl_number {
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unsigned long defined;
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unsigned long expected;
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};
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static struct ioctl_number expected_list[] = {
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{ BTRFS_IOC_SNAP_CREATE, 0x0050009401 },
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{ BTRFS_IOC_DEFRAG, 0x0050009402 },
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{ BTRFS_IOC_RESIZE, 0x0050009403 },
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{ BTRFS_IOC_SCAN_DEV, 0x0050009404 },
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{ BTRFS_IOC_TRANS_START, 0x0000009406 },
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{ BTRFS_IOC_TRANS_END, 0x0000009407 },
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{ BTRFS_IOC_SYNC, 0x0000009408 },
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{ BTRFS_IOC_CLONE, 0x0040049409 },
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{ BTRFS_IOC_ADD_DEV, 0x005000940a },
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{ BTRFS_IOC_RM_DEV, 0x005000940b },
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{ BTRFS_IOC_BALANCE, 0x005000940c },
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{ BTRFS_IOC_CLONE_RANGE, 0x004020940d },
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{ BTRFS_IOC_SUBVOL_CREATE, 0x005000940e },
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{ BTRFS_IOC_SNAP_DESTROY, 0x005000940f },
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{ BTRFS_IOC_DEFRAG_RANGE, 0x0040309410 },
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{ BTRFS_IOC_TREE_SEARCH, 0x00d0009411 },
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{ BTRFS_IOC_TREE_SEARCH_V2, 0x00c0709411 },
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{ BTRFS_IOC_INO_LOOKUP, 0x00d0009412 },
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{ BTRFS_IOC_DEFAULT_SUBVOL, 0x0040089413 },
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{ BTRFS_IOC_SPACE_INFO, 0x00c0109414 },
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{ BTRFS_IOC_START_SYNC, 0x0080089418 },
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{ BTRFS_IOC_WAIT_SYNC, 0x0040089416 },
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{ BTRFS_IOC_SNAP_CREATE_V2, 0x0050009417 },
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{ BTRFS_IOC_SUBVOL_CREATE_V2, 0x0050009418 },
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{ BTRFS_IOC_SUBVOL_GETFLAGS, 0x0080089419 },
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{ BTRFS_IOC_SUBVOL_SETFLAGS, 0x004008941a },
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{ BTRFS_IOC_SCRUB, 0x00c400941b },
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{ BTRFS_IOC_SCRUB_CANCEL, 0x000000941c },
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{ BTRFS_IOC_SCRUB_PROGRESS, 0x00c400941d },
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{ BTRFS_IOC_DEV_INFO, 0x00d000941e },
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{ BTRFS_IOC_FS_INFO, 0x008400941f },
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{ BTRFS_IOC_BALANCE_V2, 0x00c4009420 },
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{ BTRFS_IOC_BALANCE_CTL, 0x0040049421 },
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{ BTRFS_IOC_BALANCE_PROGRESS, 0x0084009422 },
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{ BTRFS_IOC_INO_PATHS, 0x00c0389423 },
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{ BTRFS_IOC_LOGICAL_INO, 0x00c0389424 },
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{ BTRFS_IOC_SET_RECEIVED_SUBVOL, 0x00c0c89425 },
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#ifdef BTRFS_IOC_SET_RECEIVED_SUBVOL_32_COMPAT_DEFINED
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{ BTRFS_IOC_SET_RECEIVED_SUBVOL_32, 0x00c0c09425 },
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#endif
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#if BITS_PER_LONG == 32
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{ BTRFS_IOC_SEND, 0x0040449426 },
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#elif BITS_PER_LONG == 64
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{ BTRFS_IOC_SEND, 0x0040489426 },
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#endif
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#ifdef BTRFS_IOC_SEND_64_COMPAT_DEFINED
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{ BTRFS_IOC_SEND_64, 0x0040489426 },
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#endif
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{ BTRFS_IOC_DEVICES_READY, 0x0090009427 },
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{ BTRFS_IOC_QUOTA_CTL, 0x00c0109428 },
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{ BTRFS_IOC_QGROUP_ASSIGN, 0x0040189429 },
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{ BTRFS_IOC_QGROUP_CREATE, 0x004010942a },
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{ BTRFS_IOC_QGROUP_LIMIT, 0x008030942b },
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{ BTRFS_IOC_QUOTA_RESCAN, 0x004040942c },
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{ BTRFS_IOC_QUOTA_RESCAN_STATUS, 0x008040942d },
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{ BTRFS_IOC_QUOTA_RESCAN_WAIT, 0x000000942e },
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{ BTRFS_IOC_GET_FSLABEL, 0x0081009431 },
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{ BTRFS_IOC_SET_FSLABEL, 0x0041009432 },
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{ BTRFS_IOC_GET_DEV_STATS, 0x00c4089434 },
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{ BTRFS_IOC_DEV_REPLACE, 0x00ca289435 },
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{ BTRFS_IOC_FILE_EXTENT_SAME, 0x00c0189436 },
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{ BTRFS_IOC_GET_FEATURES, 0x0080189439 },
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{ BTRFS_IOC_SET_FEATURES, 0x0040309439 },
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{ BTRFS_IOC_GET_SUPPORTED_FEATURES, 0x0080489439 },
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{ BTRFS_IOC_RM_DEV_V2, 0x005000943a },
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};
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static struct btrfs_ioctl_vol_args used_vol_args __attribute__((used));
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static struct btrfs_ioctl_vol_args_v2 used_vol_args2 __attribute__((used));
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static struct btrfs_ioctl_clone_range_args used_clone_args __attribute__((used));
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static struct btrfs_ioctl_defrag_range_args used_defrag_args __attribute__((used));
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static struct btrfs_ioctl_search_args used_search_args __attribute__((used));
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static struct btrfs_ioctl_search_args_v2 used_search_args2 __attribute__((used));
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static struct btrfs_ioctl_ino_lookup_args used_ino_lookup __attribute__((used));
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static struct btrfs_ioctl_space_args used_space_args __attribute__((used));
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static struct btrfs_ioctl_scrub_args used_scrub_args __attribute__((used));
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static struct btrfs_ioctl_dev_info_args used_dev_info_args __attribute__((used));
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static struct btrfs_ioctl_fs_info_args used_fs_info_args __attribute__((used));
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static struct btrfs_ioctl_balance_args used_balance_args __attribute__((used));
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static struct btrfs_ioctl_ino_path_args used_path_args __attribute__((used));
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static struct btrfs_ioctl_logical_ino_args used_logical_args __attribute__((used));
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static struct btrfs_ioctl_received_subvol_args used_received_args __attribute__((used));
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#ifdef BTRFS_IOC_SET_RECEIVED_SUBVOL_32_COMPAT_DEFINED
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static struct btrfs_ioctl_received_subvol_args_32 used_received_args32 __attribute__((used));
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#endif
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static struct btrfs_ioctl_send_args used_send_args __attribute__((used));
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#ifdef BTRFS_IOC_SEND_64_COMPAT_DEFINED
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static struct btrfs_ioctl_send_args_64 used_send_args64 __attribute__((used));
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#endif
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static struct btrfs_ioctl_quota_ctl_args used_qgctl_args __attribute__((used));
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static struct btrfs_ioctl_qgroup_assign_args used_qgassign_args __attribute__((used));
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static struct btrfs_ioctl_qgroup_create_args used_qgcreate_args __attribute__((used));
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static struct btrfs_ioctl_qgroup_limit_args used_qglimit_args __attribute__((used));
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static struct btrfs_ioctl_quota_rescan_args used_qgrescan_args __attribute__((used));
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static struct btrfs_ioctl_get_dev_stats used_dev_stats_args __attribute__((used));
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static struct btrfs_ioctl_dev_replace_args used_replace_args __attribute__((used));
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static struct btrfs_ioctl_same_args used_same_args __attribute__((used));
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static struct btrfs_ioctl_feature_flags used_feature_flags __attribute__((used));
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const char* value_to_string(unsigned long num)
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{
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#define ONE(x) case x: return #x;
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switch (num) {
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LIST_BASE
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}
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switch (num) {
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LIST_32_COMPAT
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}
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switch (num) {
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LIST_64_COMPAT
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}
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#undef ONE
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return "UNKNOWN";
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}
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int main(int ac, char **av)
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{
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int i = 0;
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while(ioctls[i]) {
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printf("%lu\n" ,ioctls[i]);
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i++;
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int i;
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int errors = 0;
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value_to_string(random());
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printf("Sizeof long long: %zu\n", sizeof(unsigned long long));
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printf("Sizeof long: %zu\n", sizeof(unsigned long));
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printf("Sizeof pointer: %zu\n", sizeof(void*));
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printf("Alignof long long: %zu\n", __alignof__(unsigned long long));
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printf("Alignof long: %zu\n", __alignof__(unsigned long));
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printf("Alignof pointer: %zu\n", __alignof__(void*));
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printf("Raw ioctl numbers:\n");
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#define ONE(n) printf("%-38s 0x%010lx\n", #n, (unsigned long)n);
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LIST
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#undef ONE
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for (i = 0; i < ARRAY_SIZE(expected_list); i++) {
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if (expected_list[i].defined != expected_list[i].expected) {
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printf("ERROR: wrong value for %s, defined=0x%lx expected=0x%lx\n",
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value_to_string(expected_list[i].defined),
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expected_list[i].defined,
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expected_list[i].expected);
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errors++;
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}
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return 0;
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}
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if (!errors) {
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printf("All ok\n");
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} else {
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printf("Found %d errors in definitions\n", errors);
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}
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return !!errors;
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}
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