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-rw-r--r--tests/ubi-tests/io_basic.c182
1 files changed, 182 insertions, 0 deletions
diff --git a/tests/ubi-tests/io_basic.c b/tests/ubi-tests/io_basic.c
new file mode 100644
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+++ b/tests/ubi-tests/io_basic.c
@@ -0,0 +1,182 @@
+/*
+ * 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 basic UBI volume I/O capabilities.
+ */
+
+#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 "io_basic"
+#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_aligned(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_aligned(UBI_DYNAMIC_VOLUME))
+ goto close;
+ if (test_aligned(UBI_STATIC_VOLUME))
+ goto close;
+
+ libubi_close(libubi);
+ return 0;
+
+close:
+ libubi_close(libubi);
+ return 1;
+}
+
+/**
+ * test_basic - check basic volume read and update capabilities.
+ *
+ * @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()";
+ char vol_node[strlen(UBI_VOLUME_PATTERN) + 100];
+
+ req.vol_id = UBI_VOL_NUM_AUTO;
+ req.alignment = 1;
+ req.bytes = dev_info.avail_bytes;
+ req.vol_type = type;
+ req.name = name;
+
+ 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);
+
+ /* Make sure newly created volume contains only 0xFF bytes */
+ if (check_vol_patt(&vol_node[0], 0xFF))
+ goto remove;
+
+ /* Write 0xA5 bytes to the volume */
+ if (update_vol_patt(&vol_node[0], dev_info.avail_bytes, 0xA5))
+ goto remove;
+ if (check_vol_patt(&vol_node[0], 0xA5))
+ 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;
+}
+
+/**
+ * test_aligned - test volume alignment feature.
+ *
+ * @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_aligned(int type)
+{
+ int i, ebsz;
+ struct ubi_mkvol_request req;
+ const char *name = TESTNAME ":test_aligned()";
+ char vol_node[strlen(UBI_VOLUME_PATTERN) + 100];
+ int alignments[] = ALIGNMENTS(dev_info.eb_size);
+
+ req.vol_type = type;
+ req.name = name;
+
+ for (i = 0; i < sizeof(alignments)/sizeof(int); i++) {
+ req.vol_id = UBI_VOL_NUM_AUTO;
+
+ req.alignment = alignments[i];
+ req.alignment -= req.alignment % dev_info.min_io_size;
+ if (req.alignment == 0)
+ req.alignment = dev_info.min_io_size;
+
+ ebsz = dev_info.eb_size - dev_info.eb_size % req.alignment;
+ req.bytes = MIN_AVAIL_EBS * ebsz;
+
+ 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);
+
+ /* Make sure newly created volume contains only 0xFF bytes */
+ if (check_vol_patt(&vol_node[0], 0xFF))
+ goto remove;
+
+ /* Write 0xA5 bytes to the volume */
+ if (update_vol_patt(&vol_node[0], req.bytes, 0xA5))
+ goto remove;
+ if (check_vol_patt(&vol_node[0], 0xA5))
+ 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;
+}