diff options
Diffstat (limited to 'tests/ubi-tests/mkvol_bad.c')
-rw-r--r-- | tests/ubi-tests/mkvol_bad.c | 304 |
1 files changed, 304 insertions, 0 deletions
diff --git a/tests/ubi-tests/mkvol_bad.c b/tests/ubi-tests/mkvol_bad.c new file mode 100644 index 0000000..023b06b --- /dev/null +++ b/tests/ubi-tests/mkvol_bad.c @@ -0,0 +1,304 @@ +/* + * Copyright (c) International Business Machines Corp., 2006 + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * 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., 675 Mass Ave, Cambridge, MA 02139, USA. + * + * Author: Artem B. Bityutskiy + * + * Test UBI volume creation and deletion ioctl()s with bad input and in case of + * incorrect usage. + */ + +#include <string.h> +#include <errno.h> +#include <stdio.h> +#include "libubi.h" +#define TESTNAME "mkvol_bad" +#include "common.h" + +static libubi_t libubi; +static struct ubi_dev_info dev_info; +const char *node; + +static int test_mkvol(void); +static int test_rmvol(void); + +int main(int argc, char * const argv[]) +{ + if (initial_check(argc, argv)) + return 1; + + node = argv[1]; + + libubi = libubi_open(); + if (libubi == NULL) { + failed("libubi_open"); + return 1; + } + + if (ubi_get_dev_info(libubi, node, &dev_info)) { + failed("ubi_get_dev_info"); + goto close; + } + + if (test_mkvol()) + goto close; + + if (test_rmvol()) + goto close; + + libubi_close(libubi); + return 0; + +close: + libubi_close(libubi); + return 1; +} + +/** + * test_mkvol - test that UBI mkvol ioctl rejects bad input parameters. + * + * This function returns %0 if the test passed and %-1 if not. + */ +static int test_mkvol(void) +{ + int ret, i; + struct ubi_mkvol_request req; + const char *name = TESTNAME ":test_mkvol()"; + + req.alignment = 1; + req.bytes = dev_info.avail_bytes; + req.vol_type = UBI_DYNAMIC_VOLUME; + req.name = name; + + /* Bad volume ID */ + req.vol_id = -2; + ret = ubi_mkvol(libubi, node, &req); + if (check_failed(ret, EINVAL, "ubi_mkvol", "vol_id = %d", req.vol_id)) + return -1; + + req.vol_id = dev_info.max_vol_count; + ret = ubi_mkvol(libubi, node, &req); + if (check_failed(ret, EINVAL, "ubi_mkvol", "vol_id = %d", req.vol_id)) + return -1; + + /* Bad alignment */ + req.vol_id = 0; + req.alignment = 0; + ret = ubi_mkvol(libubi, node, &req); + if (check_failed(ret, EINVAL, "ubi_mkvol", "alignment = %d", + req.alignment)) + return -1; + + req.alignment = -1; + ret = ubi_mkvol(libubi, node, &req); + if (check_failed(ret, EINVAL, "ubi_mkvol", "alignment = %d", + req.alignment)) + return -1; + + req.alignment = dev_info.eb_size + 1; + ret = ubi_mkvol(libubi, node, &req); + if (check_failed(ret, EINVAL, "ubi_mkvol", "alignment = %d", + req.alignment)) + return -1; + + if (dev_info.min_io_size > 1) { + req.alignment = dev_info.min_io_size + 1; + ret = ubi_mkvol(libubi, node, &req); + if (check_failed(ret, EINVAL, "ubi_mkvol", "alignment = %d", + req.alignment)) + return -1; + } + + /* Bad bytes */ + req.alignment = 1; + req.bytes = -1; + ret = ubi_mkvol(libubi, node, &req); + if (check_failed(ret, EINVAL, "ubi_mkvol", "bytes = %lld", req.bytes)) + return -1; + + req.bytes = 0; + ret = ubi_mkvol(libubi, node, &req); + if (check_failed(ret, EINVAL, "ubi_mkvol", "bytes = %lld", req.bytes)) + return -1; + + req.bytes = dev_info.avail_bytes + 1; + ret = ubi_mkvol(libubi, node, &req); + if (check_failed(ret, ENOSPC, "ubi_mkvol", "bytes = %lld", req.bytes)) + return -1; + + req.alignment = dev_info.eb_size - dev_info.min_io_size; + req.bytes = (dev_info.eb_size - dev_info.eb_size % req.alignment) * + dev_info.avail_ebs + 1; + ret = ubi_mkvol(libubi, node, &req); + if (check_failed(ret, ENOSPC, "ubi_mkvol", "bytes = %lld", req.bytes)) + return -1; + + /* Bad vol_type */ + req.alignment = 1; + req.bytes = dev_info.eb_size; + req.vol_type = UBI_DYNAMIC_VOLUME + UBI_STATIC_VOLUME; + ret = ubi_mkvol(libubi, node, &req); + if (check_failed(ret, EINVAL, "ubi_mkvol", "vol_type = %d", + req.vol_type)) + return -1; + + req.vol_type = UBI_DYNAMIC_VOLUME; + + /* Too long name */ + { + char name[UBI_VOL_NAME_MAX + 5]; + + memset(&name[0], 'x', UBI_VOL_NAME_MAX + 1); + name[UBI_VOL_NAME_MAX + 1] = '\0'; + + req.name = &name[0]; + ret = ubi_mkvol(libubi, node, &req); + if (check_failed(ret, EINVAL, "ubi_mkvol", "name_len = %d", + UBI_VOL_NAME_MAX + 1)) + return -1; + } + + /* Try to create 2 volumes with the same ID and name */ + req.name = name; + req.vol_id = 0; + if (ubi_mkvol(libubi, node, &req)) { + failed("ubi_mkvol"); + return -1; + } + + ret = ubi_mkvol(libubi, node, &req); + if (check_failed(ret, EEXIST, "ubi_mkvol", + "volume with ID 0 created twice")) + return -1; + + req.vol_id = 1; + ret = ubi_mkvol(libubi, node, &req); + if (check_failed(ret, EEXIST, "ubi_mkvol", + "volume with name \"%s\" created twice", name)) + return -1; + + if (ubi_rmvol(libubi, node, 0)) { + failed("ubi_rmvol"); + return -1; + } + + /* Try to use too much space */ + req.vol_id = 0; + req.bytes = dev_info.avail_bytes; + if (ubi_mkvol(libubi, node, &req)) { + failed("ubi_mkvol"); + return -1; + } + + req.bytes = 1; + req.vol_id = 1; + ret = ubi_mkvol(libubi, node, &req); + if (check_failed(ret, EEXIST, "ubi_mkvol", + "created volume of maximum size %lld, but still " + "can create more volumes", dev_info.avail_bytes)) + return -1; + + if (ubi_rmvol(libubi, node, 0)) { + failed("ubi_rmvol"); + return -1; + } + + /* Try to create too many volumes */ + for (i = 0; i < dev_info.max_vol_count; i++) { + char nm[strlen(name) + 50]; + + req.vol_id = UBI_VOL_NUM_AUTO; + req.alignment = 1; + req.bytes = 1; + req.vol_type = UBI_STATIC_VOLUME; + + sprintf(&nm[0], "%s:%d", name, i); + req.name = &nm[0]; + + if (ubi_mkvol(libubi, node, &req)) { + /* + * Note, because of gluebi we may be unable to create + * dev_info.max_vol_count devices (MTD restrictions). + */ + if (errno == ENFILE) + break; + failed("ubi_mkvol"); + err_msg("vol_id %d", i); + goto remove; + } + } + + for (i = 0; i < dev_info.max_vol_count + 1; i++) + ubi_rmvol(libubi, node, i); + + return 0; + +remove: + for (i = 0; i < dev_info.max_vol_count + 1; i++) + ubi_rmvol(libubi, node, i); + return -1; +} + +/** + * test_rmvol - test that UBI rmvol ioctl rejects bad input parameters. + * + * This function returns %0 if the test passed and %-1 if not. + */ +static int test_rmvol(void) +{ + int ret; + struct ubi_mkvol_request req; + const char *name = TESTNAME ":test_rmvol()"; + + /* Bad vol_id */ + ret = ubi_rmvol(libubi, node, -1); + if (check_failed(ret, EINVAL, "ubi_rmvol", "vol_id = -1")) + return -1; + + ret = ubi_rmvol(libubi, node, dev_info.max_vol_count); + if (check_failed(ret, EINVAL, "ubi_rmvol", "vol_id = %d", + dev_info.max_vol_count)) + return -1; + + /* Try to remove non-existing volume */ + ret = ubi_rmvol(libubi, node, 0); + if (check_failed(ret, ENODEV, "ubi_rmvol", + "removed non-existing volume 0")) + return -1; + + /* Try to remove volume twice */ + req.vol_id = UBI_VOL_NUM_AUTO; + req.alignment = 1; + req.bytes = dev_info.avail_bytes; + req.vol_type = UBI_DYNAMIC_VOLUME; + req.name = name; + if (ubi_mkvol(libubi, node, &req)) { + failed("ubi_mkvol"); + return -1; + } + + if (ubi_rmvol(libubi, node, req.vol_id)) { + failed("ubi_rmvol"); + return -1; + } + + ret = ubi_rmvol(libubi, node, req.vol_id); + if (check_failed(ret, ENODEV, "ubi_rmvol", "volume %d removed twice", + req.vol_id)) + return -1; + + return 0; +} |