/* * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public * License v2 as published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * General Public License for more details. * * You should have received a copy of the GNU General Public * License along with this program; if not, write to the * Free Software Foundation, Inc., 59 Temple Place - Suite 330, * Boston, MA 021110-1307, USA. */ #include "kerncompat.h" #include #include #include "ioctl.h" #include "kernel-shared/ctree.h" #define LIST_32_COMPAT \ ONE(BTRFS_IOC_SET_RECEIVED_SUBVOL_32) #define LIST_64_COMPAT \ ONE(BTRFS_IOC_SEND_64) #define LIST_BASE \ ONE(BTRFS_IOC_SNAP_CREATE) \ ONE(BTRFS_IOC_DEFRAG) \ ONE(BTRFS_IOC_RESIZE) \ ONE(BTRFS_IOC_SCAN_DEV) \ ONE(BTRFS_IOC_TRANS_START) \ ONE(BTRFS_IOC_TRANS_END) \ ONE(BTRFS_IOC_SYNC) \ ONE(BTRFS_IOC_CLONE) \ ONE(BTRFS_IOC_ADD_DEV) \ ONE(BTRFS_IOC_RM_DEV) \ ONE(BTRFS_IOC_BALANCE) \ ONE(BTRFS_IOC_CLONE_RANGE) \ ONE(BTRFS_IOC_SUBVOL_CREATE) \ ONE(BTRFS_IOC_SNAP_DESTROY) \ ONE(BTRFS_IOC_DEFRAG_RANGE) \ ONE(BTRFS_IOC_TREE_SEARCH) \ ONE(BTRFS_IOC_TREE_SEARCH_V2) \ ONE(BTRFS_IOC_INO_LOOKUP) \ ONE(BTRFS_IOC_DEFAULT_SUBVOL) \ ONE(BTRFS_IOC_SPACE_INFO) \ ONE(BTRFS_IOC_START_SYNC) \ ONE(BTRFS_IOC_WAIT_SYNC) \ ONE(BTRFS_IOC_SNAP_CREATE_V2) \ ONE(BTRFS_IOC_SUBVOL_CREATE_V2) \ ONE(BTRFS_IOC_SUBVOL_GETFLAGS) \ ONE(BTRFS_IOC_SUBVOL_SETFLAGS) \ ONE(BTRFS_IOC_SCRUB) \ ONE(BTRFS_IOC_SCRUB_CANCEL) \ ONE(BTRFS_IOC_SCRUB_PROGRESS) \ ONE(BTRFS_IOC_DEV_INFO) \ ONE(BTRFS_IOC_FS_INFO) \ ONE(BTRFS_IOC_BALANCE_V2) \ ONE(BTRFS_IOC_BALANCE_CTL) \ ONE(BTRFS_IOC_BALANCE_PROGRESS) \ ONE(BTRFS_IOC_INO_PATHS) \ ONE(BTRFS_IOC_LOGICAL_INO) \ ONE(BTRFS_IOC_SET_RECEIVED_SUBVOL) \ ONE(BTRFS_IOC_SEND) \ ONE(BTRFS_IOC_DEVICES_READY) \ ONE(BTRFS_IOC_QUOTA_CTL) \ ONE(BTRFS_IOC_QGROUP_ASSIGN) \ ONE(BTRFS_IOC_QGROUP_CREATE) \ ONE(BTRFS_IOC_QGROUP_LIMIT) \ ONE(BTRFS_IOC_QUOTA_RESCAN) \ ONE(BTRFS_IOC_QUOTA_RESCAN_STATUS) \ ONE(BTRFS_IOC_QUOTA_RESCAN_WAIT) \ ONE(BTRFS_IOC_GET_FSLABEL) \ ONE(BTRFS_IOC_SET_FSLABEL) \ ONE(BTRFS_IOC_GET_DEV_STATS) \ ONE(BTRFS_IOC_DEV_REPLACE) \ ONE(BTRFS_IOC_FILE_EXTENT_SAME) \ ONE(BTRFS_IOC_GET_FEATURES) \ ONE(BTRFS_IOC_SET_FEATURES) \ ONE(BTRFS_IOC_GET_SUPPORTED_FEATURES) \ ONE(BTRFS_IOC_RM_DEV_V2) \ ONE(BTRFS_IOC_LOGICAL_INO_V2) #define LIST \ LIST_BASE \ LIST_32_COMPAT \ LIST_64_COMPAT struct ioctl_number { unsigned long defined; unsigned long expected; }; static struct ioctl_number expected_list[] = { { BTRFS_IOC_SNAP_CREATE, 0x0050009401 }, { BTRFS_IOC_DEFRAG, 0x0050009402 }, { BTRFS_IOC_RESIZE, 0x0050009403 }, { BTRFS_IOC_SCAN_DEV, 0x0050009404 }, { BTRFS_IOC_TRANS_START, 0x0000009406 }, { BTRFS_IOC_TRANS_END, 0x0000009407 }, { BTRFS_IOC_SYNC, 0x0000009408 }, { BTRFS_IOC_CLONE, 0x0040049409 }, { BTRFS_IOC_ADD_DEV, 0x005000940a }, { BTRFS_IOC_RM_DEV, 0x005000940b }, { BTRFS_IOC_BALANCE, 0x005000940c }, { BTRFS_IOC_CLONE_RANGE, 0x004020940d }, { BTRFS_IOC_SUBVOL_CREATE, 0x005000940e }, { BTRFS_IOC_SNAP_DESTROY, 0x005000940f }, { BTRFS_IOC_DEFRAG_RANGE, 0x0040309410 }, { BTRFS_IOC_TREE_SEARCH, 0x00d0009411 }, { BTRFS_IOC_TREE_SEARCH_V2, 0x00c0709411 }, { BTRFS_IOC_INO_LOOKUP, 0x00d0009412 }, { BTRFS_IOC_DEFAULT_SUBVOL, 0x0040089413 }, { BTRFS_IOC_SPACE_INFO, 0x00c0109414 }, { BTRFS_IOC_START_SYNC, 0x0080089418 }, { BTRFS_IOC_WAIT_SYNC, 0x0040089416 }, { BTRFS_IOC_SNAP_CREATE_V2, 0x0050009417 }, { BTRFS_IOC_SUBVOL_CREATE_V2, 0x0050009418 }, { BTRFS_IOC_SUBVOL_GETFLAGS, 0x0080089419 }, { BTRFS_IOC_SUBVOL_SETFLAGS, 0x004008941a }, { BTRFS_IOC_SCRUB, 0x00c400941b }, { BTRFS_IOC_SCRUB_CANCEL, 0x000000941c }, { BTRFS_IOC_SCRUB_PROGRESS, 0x00c400941d }, { BTRFS_IOC_DEV_INFO, 0x00d000941e }, { BTRFS_IOC_FS_INFO, 0x008400941f }, { BTRFS_IOC_BALANCE_V2, 0x00c4009420 }, { BTRFS_IOC_BALANCE_CTL, 0x0040049421 }, { BTRFS_IOC_BALANCE_PROGRESS, 0x0084009422 }, { BTRFS_IOC_INO_PATHS, 0x00c0389423 }, { BTRFS_IOC_LOGICAL_INO, 0x00c0389424 }, { BTRFS_IOC_SET_RECEIVED_SUBVOL, 0x00c0c89425 }, #ifdef BTRFS_IOC_SET_RECEIVED_SUBVOL_32_COMPAT_DEFINED { BTRFS_IOC_SET_RECEIVED_SUBVOL_32, 0x00c0c09425 }, #endif #if BITS_PER_LONG == 32 { BTRFS_IOC_SEND, 0x0040449426 }, #elif BITS_PER_LONG == 64 { BTRFS_IOC_SEND, 0x0040489426 }, #endif #ifdef BTRFS_IOC_SEND_64_COMPAT_DEFINED { BTRFS_IOC_SEND_64, 0x0040489426 }, #endif { BTRFS_IOC_DEVICES_READY, 0x0090009427 }, { BTRFS_IOC_QUOTA_CTL, 0x00c0109428 }, { BTRFS_IOC_QGROUP_ASSIGN, 0x0040189429 }, { BTRFS_IOC_QGROUP_CREATE, 0x004010942a }, { BTRFS_IOC_QGROUP_LIMIT, 0x008030942b }, { BTRFS_IOC_QUOTA_RESCAN, 0x004040942c }, { BTRFS_IOC_QUOTA_RESCAN_STATUS, 0x008040942d }, { BTRFS_IOC_QUOTA_RESCAN_WAIT, 0x000000942e }, { BTRFS_IOC_GET_FSLABEL, 0x0081009431 }, { BTRFS_IOC_SET_FSLABEL, 0x0041009432 }, { BTRFS_IOC_GET_DEV_STATS, 0x00c4089434 }, { BTRFS_IOC_DEV_REPLACE, 0x00ca289435 }, { BTRFS_IOC_FILE_EXTENT_SAME, 0x00c0189436 }, { BTRFS_IOC_GET_FEATURES, 0x0080189439 }, { BTRFS_IOC_SET_FEATURES, 0x0040309439 }, { BTRFS_IOC_GET_SUPPORTED_FEATURES, 0x0080489439 }, { BTRFS_IOC_RM_DEV_V2, 0x005000943a }, { BTRFS_IOC_LOGICAL_INO_V2, 0x00c038943b }, }; static struct btrfs_ioctl_vol_args used_vol_args __attribute__((used)); static struct btrfs_ioctl_vol_args_v2 used_vol_args2 __attribute__((used)); static struct btrfs_ioctl_clone_range_args used_clone_args __attribute__((used)); static struct btrfs_ioctl_defrag_range_args used_defrag_args __attribute__((used)); static struct btrfs_ioctl_search_args used_search_args __attribute__((used)); static struct btrfs_ioctl_search_args_v2 used_search_args2 __attribute__((used)); static struct btrfs_ioctl_ino_lookup_args used_ino_lookup __attribute__((used)); static struct btrfs_ioctl_space_args used_space_args __attribute__((used)); static struct btrfs_ioctl_scrub_args used_scrub_args __attribute__((used)); static struct btrfs_ioctl_dev_info_args used_dev_info_args __attribute__((used)); static struct btrfs_ioctl_fs_info_args used_fs_info_args __attribute__((used)); static struct btrfs_ioctl_balance_args used_balance_args __attribute__((used)); static struct btrfs_ioctl_ino_path_args used_path_args __attribute__((used)); static struct btrfs_ioctl_logical_ino_args used_logical_args __attribute__((used)); static struct btrfs_ioctl_received_subvol_args used_received_args __attribute__((used)); #ifdef BTRFS_IOC_SET_RECEIVED_SUBVOL_32_COMPAT_DEFINED static struct btrfs_ioctl_received_subvol_args_32 used_received_args32 __attribute__((used)); #endif static struct btrfs_ioctl_send_args used_send_args __attribute__((used)); #ifdef BTRFS_IOC_SEND_64_COMPAT_DEFINED static struct btrfs_ioctl_send_args_64 used_send_args64 __attribute__((used)); #endif static struct btrfs_ioctl_quota_ctl_args used_qgctl_args __attribute__((used)); static struct btrfs_ioctl_qgroup_assign_args used_qgassign_args __attribute__((used)); static struct btrfs_ioctl_qgroup_create_args used_qgcreate_args __attribute__((used)); static struct btrfs_ioctl_qgroup_limit_args used_qglimit_args __attribute__((used)); static struct btrfs_ioctl_quota_rescan_args used_qgrescan_args __attribute__((used)); static struct btrfs_ioctl_get_dev_stats used_dev_stats_args __attribute__((used)); static struct btrfs_ioctl_dev_replace_args used_replace_args __attribute__((used)); static struct btrfs_ioctl_same_args used_same_args __attribute__((used)); static struct btrfs_ioctl_feature_flags used_feature_flags __attribute__((used)); const char* value_to_string(unsigned long num) { #define ONE(x) case x: return #x; switch (num) { LIST_BASE } switch (num) { LIST_32_COMPAT } switch (num) { LIST_64_COMPAT } #undef ONE return "UNKNOWN"; } int main(int ac, char **av) { int i; int errors = 0; value_to_string(random()); printf("Sizeof long long: %zu\n", sizeof(unsigned long long)); printf("Sizeof long: %zu\n", sizeof(unsigned long)); printf("Sizeof pointer: %zu\n", sizeof(void*)); printf("Alignof long long: %zu\n", __alignof__(unsigned long long)); printf("Alignof long: %zu\n", __alignof__(unsigned long)); printf("Alignof pointer: %zu\n", __alignof__(void*)); printf("Raw ioctl numbers:\n"); #define ONE(n) printf("%-38s 0x%010lx\n", #n, (unsigned long)n); LIST #undef ONE for (i = 0; i < ARRAY_SIZE(expected_list); i++) { if (expected_list[i].defined != expected_list[i].expected) { printf("ERROR: wrong value for %s, defined=0x%lx expected=0x%lx\n", value_to_string(expected_list[i].defined), expected_list[i].defined, expected_list[i].expected); errors++; } } if (!errors) { printf("All ok\n"); } else { printf("Found %d errors in definitions\n", errors); } return !!errors; }