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authorArtem Bityutskiy <Artem.Bityutskiy@nokia.com>2007-05-04 21:00:46 +0300
committerArtem Bityutskiy <Artem.Bityutskiy@nokia.com>2007-05-04 21:00:46 +0300
commit80cecea79cf13075d136e73067aa40439539bb0f (patch)
treef28acc5b3a124c3a7355f77ccdbad48753f55872 /ubi-utils/tests/rsvol.c
parent726ac243f051f0daee6149db66ac21ba621fb454 (diff)
parent22f90673165489fd50c893a91051a79c1b143d2a (diff)
Merge branch 'ubi'
Diffstat (limited to 'ubi-utils/tests/rsvol.c')
-rw-r--r--ubi-utils/tests/rsvol.c310
1 files changed, 310 insertions, 0 deletions
diff --git a/ubi-utils/tests/rsvol.c b/ubi-utils/tests/rsvol.c
new file mode 100644
index 0000000..51fa069
--- /dev/null
+++ b/ubi-utils/tests/rsvol.c
@@ -0,0 +1,310 @@
+/*
+ * 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
+ *
+ * Tes UBI volume re-size.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <errno.h>
+#include <string.h>
+#include <unistd.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include "libubi.h"
+#define TESTNAME "rsvol"
+#include "common.h"
+
+static libubi_t libubi;
+static struct ubi_dev_info dev_info;
+const char *node;
+
+static int test_basic(int type);
+static int test_rsvol(int type);
+
+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_basic(UBI_DYNAMIC_VOLUME))
+ goto close;
+ if (test_basic(UBI_STATIC_VOLUME))
+ goto close;
+ if (test_rsvol(UBI_DYNAMIC_VOLUME))
+ goto close;
+ if (test_rsvol(UBI_STATIC_VOLUME))
+ goto close;
+
+ libubi_close(libubi);
+ return 0;
+
+close:
+ libubi_close(libubi);
+ return 1;
+}
+
+/**
+ * test_basic - check volume re-size capability.
+ *
+ * @type volume type (%UBI_DYNAMIC_VOLUME or %UBI_STATIC_VOLUME)
+ *
+ * Thus function returns %0 in case of success and %-1 in case of failure.
+ */
+static int test_basic(int type)
+{
+ struct ubi_mkvol_request req;
+ const char *name = TESTNAME ":test_basic()";
+
+ req.vol_id = UBI_VOL_NUM_AUTO;
+ req.alignment = 1;
+ req.bytes = MIN_AVAIL_EBS * dev_info.eb_size;
+ req.vol_type = type;
+ req.name = name;
+
+ if (ubi_mkvol(libubi, node, &req)) {
+ failed("ubi_mkvol");
+ return -1;
+ }
+
+ req.bytes = dev_info.eb_size;
+ if (ubi_rsvol(libubi, node, req.vol_id, req.bytes)) {
+ failed("ubi_rsvol");
+ goto remove;
+ }
+
+ if (check_volume(req.vol_id, &req))
+ goto remove;
+
+ req.bytes = (MIN_AVAIL_EBS + 1) * dev_info.eb_size;
+ if (ubi_rsvol(libubi, node, req.vol_id, req.bytes)) {
+ failed("ubi_rsvol");
+ goto remove;
+ }
+
+ if (check_volume(req.vol_id, &req))
+ goto remove;
+
+ req.bytes -= 1;
+ if (ubi_rsvol(libubi, node, req.vol_id, req.bytes)) {
+ failed("ubi_rsvol");
+ goto remove;
+ }
+
+ if (check_volume(req.vol_id, &req))
+ goto remove;
+
+ if (ubi_rmvol(libubi, node, req.vol_id)) {
+ failed("ubi_rmvol");
+ return -1;
+ }
+
+ return 0;
+
+remove:
+ ubi_rmvol(libubi, node, req.vol_id);
+ return -1;
+}
+
+static int test_rsvol1(struct ubi_vol_info *vol_info);
+
+/**
+ * test_rsvol - test UBI volume re-size.
+ *
+ * @type volume type (%UBI_DYNAMIC_VOLUME or %UBI_STATIC_VOLUME)
+ *
+ * Thus function returns %0 in case of success and %-1 in case of failure.
+ */
+static int test_rsvol(int type)
+{
+ const char *name = TESTNAME "test_rsvol:()";
+ int alignments[] = ALIGNMENTS(dev_info.eb_size);
+ char vol_node[strlen(UBI_VOLUME_PATTERN) + 100];
+ struct ubi_mkvol_request req;
+ int i;
+
+ for (i = 0; i < sizeof(alignments)/sizeof(int); i++) {
+ int eb_size;
+ struct ubi_vol_info vol_info;
+
+ req.vol_id = UBI_VOL_NUM_AUTO;
+ req.vol_type = type;
+ req.name = name;
+
+ req.alignment = alignments[i];
+ req.alignment -= req.alignment % dev_info.min_io_size;
+ if (req.alignment == 0)
+ req.alignment = dev_info.min_io_size;
+
+ eb_size = dev_info.eb_size - dev_info.eb_size % req.alignment;
+ req.bytes = MIN_AVAIL_EBS * eb_size;
+
+ if (ubi_mkvol(libubi, node, &req)) {
+ failed("ubi_mkvol");
+ return -1;
+ }
+
+ sprintf(&vol_node[0], UBI_VOLUME_PATTERN, dev_info.dev_num,
+ req.vol_id);
+
+ if (ubi_get_vol_info(libubi, vol_node, &vol_info)) {
+ failed("ubi_get_vol_info");
+ goto remove;
+ }
+
+ if (test_rsvol1(&vol_info)) {
+ err_msg("alignment = %d", req.alignment);
+ goto remove;
+ }
+
+ if (ubi_rmvol(libubi, node, req.vol_id)) {
+ failed("ubi_rmvol");
+ return -1;
+ }
+ }
+
+ return 0;
+
+remove:
+ ubi_rmvol(libubi, node, req.vol_id);
+ return -1;
+}
+
+/*
+ * Helper function for test_rsvol().
+ */
+static int test_rsvol1(struct ubi_vol_info *vol_info)
+{
+ long long bytes;
+ struct ubi_vol_info vol_info1;
+ char vol_node[strlen(UBI_VOLUME_PATTERN) + 100];
+ unsigned char buf[vol_info->rsvd_bytes];
+ int fd, i, ret;
+
+ /* Make the volume smaller and check basic volume I/O */
+ bytes = vol_info->rsvd_bytes - vol_info->eb_size;
+ if (ubi_rsvol(libubi, node, vol_info->vol_id, bytes - 1)) {
+ failed("ubi_rsvol");
+ return -1;
+ }
+
+ if (ubi_get_vol_info1(libubi, vol_info->dev_num, vol_info->vol_id,
+ &vol_info1)) {
+ failed("ubi_get_vol_info");
+ return -1;
+ }
+
+ if (vol_info1.rsvd_bytes != bytes) {
+ err_msg("rsvd_bytes %lld, must be %lld",
+ vol_info1.rsvd_bytes, bytes);
+ return -1;
+ }
+
+ if (vol_info1.rsvd_ebs != vol_info->rsvd_ebs - 1) {
+ err_msg("rsvd_ebs %d, must be %d",
+ vol_info1.rsvd_ebs, vol_info->rsvd_ebs - 1);
+ return -1;
+ }
+
+ /* Write data to the volume */
+ sprintf(&vol_node[0], UBI_VOLUME_PATTERN, dev_info.dev_num,
+ vol_info->vol_id);
+
+ fd = open(vol_node, O_RDWR);
+ if (fd == -1) {
+ failed("open");
+ err_msg("cannot open \"%s\"\n", node);
+ return -1;
+ }
+
+ bytes = vol_info->rsvd_bytes - vol_info->eb_size - 1;
+ if (ubi_update_start(libubi, fd, bytes)) {
+ failed("ubi_update_start");
+ goto close;
+ }
+
+ for (i = 0; i < bytes; i++)
+ buf[i] = (unsigned char)i;
+
+ ret = write(fd, &buf[0], bytes);
+ if (ret != bytes) {
+ failed("write");
+ goto close;
+ }
+
+ close(fd);
+
+ if (ubi_rsvol(libubi, node, vol_info->vol_id, bytes)) {
+ failed("ubi_rsvol");
+ return -1;
+ }
+
+ if (ubi_rsvol(libubi, node, vol_info->vol_id,
+ vol_info->eb_size * dev_info.avail_ebs)) {
+ failed("ubi_rsvol");
+ return -1;
+ }
+
+ fd = open(vol_node, O_RDWR);
+ if (fd == -1) {
+ failed("open");
+ err_msg("cannot open \"%s\"\n", node);
+ return -1;
+ }
+
+ /* Read data back */
+ if (lseek(fd, 0, SEEK_SET) != 0) {
+ failed("seek");
+ goto close;
+ }
+ memset(&buf[0], 0, bytes);
+ ret = read(fd, &buf[0], bytes);
+ if (ret != bytes) {
+ failed("read");
+ goto close;
+ }
+
+ for (i = 0; i < bytes; i++) {
+ if (buf[i] != (unsigned char)i) {
+ err_msg("bad data");
+ goto close;
+ }
+ }
+
+ close(fd);
+ return 0;
+
+close:
+ close(fd);
+ return -1;
+}