summaryrefslogtreecommitdiff
path: root/tests/ubi-tests/io_read.c
diff options
context:
space:
mode:
Diffstat (limited to 'tests/ubi-tests/io_read.c')
-rw-r--r--tests/ubi-tests/io_read.c300
1 files changed, 145 insertions, 155 deletions
diff --git a/tests/ubi-tests/io_read.c b/tests/ubi-tests/io_read.c
index 3fccf93..57a8da7 100644
--- a/tests/ubi-tests/io_read.c
+++ b/tests/ubi-tests/io_read.c
@@ -35,42 +35,24 @@
static libubi_t libubi;
static struct ubi_dev_info dev_info;
const char *node;
+static int fd;
-static int test_static(void);
-static int test_read(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_static())
- goto close;
- if (test_read(UBI_DYNAMIC_VOLUME))
- goto close;
- if (test_read(UBI_STATIC_VOLUME))
- goto close;
-
- libubi_close(libubi);
- return 0;
+/* Data lengthes to test, @io - minimal I/O unit size, @s - eraseblock size */
+#define LENGTHES(io, s) \
+ {1, (io), (io)+1, 2*(io), 3*(io)-1, 3*(io), \
+ PAGE_SIZE-1, PAGE_SIZE-(io), 2*PAGE_SIZE, 2*PAGE_SIZE-(io), \
+ (s)/2-1, (s)/2, (s)/2+1, (s)-1, (s), (s)+1, 2*(s)-(io), 2*(s), \
+ 2*(s)+(io), 3*(s), 3*(s)+(io)};
-close:
- libubi_close(libubi);
- return 1;
-}
+/*
+ * Offsets to test, @io - minimal I/O unit size, @s - eraseblock size, @sz -
+ * volume size.
+ */
+#define OFFSETS(io, s, sz) \
+ {0, (io)-1, (io), (io)+1, 2*(io)-1, 2*(io), 3*(io)-1, 3*(io), \
+ PAGE_SIZE-1, PAGE_SIZE-(io), 2*PAGE_SIZE, 2*PAGE_SIZE-(io), \
+ (s)/2-1, (s)/2, (s)/2+1, (s)-1, (s), (s)+1, 2*(s)-(io), 2*(s), \
+ 2*(s)+(io), 3*(s), (sz)-(s)-1, (sz)-(io)-1, (sz)-PAGE_SIZE-1};
/**
* test_static - test static volume-specific features.
@@ -97,7 +79,7 @@ static int test_static(void)
return -1;
}
- sprintf(&vol_node[0], UBI_VOLUME_PATTERN, dev_info.dev_num, req.vol_id);
+ sprintf(vol_node, UBI_VOLUME_PATTERN, dev_info.dev_num, req.vol_id);
fd = open(vol_node, O_RDWR);
if (fd == -1) {
@@ -118,7 +100,7 @@ static int test_static(void)
}
/* Ensure read returns EOF */
- ret = read(fd, &buf[0], 1);
+ ret = read(fd, buf, 1);
if (ret < 0) {
failed("read");
goto close;
@@ -133,7 +115,7 @@ static int test_static(void)
goto close;
}
- ret = write(fd, &buf[0], 10);
+ ret = write(fd, buf, 10);
if (ret < 0) {
failed("write");
goto close;
@@ -147,7 +129,7 @@ static int test_static(void)
failed("seek");
goto close;
}
- ret = read(fd, &buf[0], 20);
+ ret = read(fd, buf, 20);
if (ret < 0) {
failed("read");
goto close;
@@ -172,81 +154,73 @@ remove:
return -1;
}
-static int test_read1(struct ubi_vol_info *vol_info);
-
-/**
- * test_read - test UBI volume reading from different offsets.
- *
- * @type volume type (%UBI_DYNAMIC_VOLUME or %UBI_STATIC_VOLUME)
- *
- * Thus function returns %0 in case of success and %-1 in case of failure.
+/*
+ * A helper function for test_read2().
*/
-static int test_read(int type)
+static int test_read3(const struct ubi_vol_info *vol_info, int len, off_t off)
{
- const char *name = TESTNAME ":test_read()";
- int alignments[] = ALIGNMENTS(dev_info.leb_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 leb_size;
- struct ubi_vol_info vol_info;
+ int i, len1;
+ unsigned char ck_buf[len], buf[len];
+ off_t new_off;
- req.vol_id = UBI_VOL_NUM_AUTO;
- req.vol_type = type;
- req.name = name;
+ if (off + len > vol_info->data_bytes)
+ len1 = vol_info->data_bytes - off;
+ else
+ len1 = len;
- req.alignment = alignments[i];
- req.alignment -= req.alignment % dev_info.min_io_size;
- if (req.alignment == 0)
- req.alignment = dev_info.min_io_size;
+ if (lseek(fd, off, SEEK_SET) != off) {
+ failed("seek");
+ err_msg("len = %d", len);
+ return -1;
+ }
+ if (read(fd, buf, len) != len1) {
+ failed("read");
+ err_msg("len = %d", len);
+ return -1;
+ }
- leb_size = dev_info.leb_size - dev_info.leb_size % req.alignment;
- req.bytes = MIN_AVAIL_EBS * leb_size;
+ new_off = lseek(fd, 0, SEEK_CUR);
+ if (new_off != off + len1) {
+ if (new_off == -1)
+ failed("lseek");
+ else
+ err_msg("read %d bytes from %lld, but resulting "
+ "offset is %lld", len1, (long long) off, (long long) new_off);
+ return -1;
+ }
- if (ubi_mkvol(libubi, node, &req)) {
- failed("ubi_mkvol");
- return -1;
- }
+ for (i = 0; i < len1; i++)
+ ck_buf[i] = (unsigned char)(off + i);
- sprintf(&vol_node[0], UBI_VOLUME_PATTERN, dev_info.dev_num,
- req.vol_id);
+ if (memcmp(buf, ck_buf, len1)) {
+ err_msg("incorrect data read from offset %lld",
+ (long long)off);
+ err_msg("len = %d", len);
+ return -1;
+ }
- if (ubi_get_vol_info(libubi, vol_node, &vol_info)) {
- failed("ubi_get_vol_info");
- goto remove;
- }
+ return 0;
+}
- if (test_read1(&vol_info)) {
- err_msg("alignment = %d", req.alignment);
- goto remove;
- }
+/*
+ * A helper function for test_read1().
+ */
+static int test_read2(const struct ubi_vol_info *vol_info, int len)
+{
+ int i;
+ off_t offsets[] = OFFSETS(dev_info.min_io_size, vol_info->leb_size,
+ vol_info->data_bytes);
- if (ubi_rmvol(libubi, node, req.vol_id)) {
- failed("ubi_rmvol");
+ for (i = 0; i < sizeof(offsets)/sizeof(off_t); i++) {
+ if (test_read3(vol_info, len, offsets[i])) {
+ err_msg("offset = %d", offsets[i]);
return -1;
}
}
return 0;
-
-remove:
- ubi_rmvol(libubi, node, req.vol_id);
- return -1;
}
-static int test_read2(const struct ubi_vol_info *vol_info, int len);
-
-static int fd;
-
-/* Data lengthes to test, @io - minimal I/O unit size, @s - eraseblock size */
-#define LENGTHES(io, s) \
- {1, (io), (io)+1, 2*(io), 3*(io)-1, 3*(io), \
- PAGE_SIZE-1, PAGE_SIZE-(io), 2*PAGE_SIZE, 2*PAGE_SIZE-(io), \
- (s)/2-1, (s)/2, (s)/2+1, (s)-1, (s), (s)+1, 2*(s)-(io), 2*(s), \
- 2*(s)+(io), 3*(s), 3*(s)+(io)};
-
/*
* A helper function for test_read().
*/
@@ -256,7 +230,7 @@ static int test_read1(struct ubi_vol_info *vol_info)
char vol_node[strlen(UBI_VOLUME_PATTERN) + 100];
int lengthes[] = LENGTHES(dev_info.min_io_size, vol_info->leb_size);
- sprintf(&vol_node[0], UBI_VOLUME_PATTERN, dev_info.dev_num,
+ sprintf(vol_node, UBI_VOLUME_PATTERN, dev_info.dev_num,
vol_info->vol_id);
fd = open(vol_node, O_RDWR);
@@ -280,7 +254,7 @@ static int test_read1(struct ubi_vol_info *vol_info)
for (i = 0; i < 512; i++)
buf[i] = (unsigned char)(written + i);
- ret = write(fd, &buf[0], 512);
+ ret = write(fd, buf, 512);
if (ret == -1) {
failed("write");
err_msg("written = %d, ret = %d", written, ret);
@@ -318,81 +292,97 @@ close:
return -1;
}
-static int test_read3(const struct ubi_vol_info *vol_info, int len, off_t off);
-
-/*
- * Offsets to test, @io - minimal I/O unit size, @s - eraseblock size, @sz -
- * volume size.
- */
-#define OFFSETS(io, s, sz) \
- {0, (io)-1, (io), (io)+1, 2*(io)-1, 2*(io), 3*(io)-1, 3*(io), \
- PAGE_SIZE-1, PAGE_SIZE-(io), 2*PAGE_SIZE, 2*PAGE_SIZE-(io), \
- (s)/2-1, (s)/2, (s)/2+1, (s)-1, (s), (s)+1, 2*(s)-(io), 2*(s), \
- 2*(s)+(io), 3*(s), (sz)-(s)-1, (sz)-(io)-1, (sz)-PAGE_SIZE-1};
-
-/*
- * A helper function for test_read1().
+/**
+ * test_read - test UBI volume reading from different offsets.
+ *
+ * @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_read2(const struct ubi_vol_info *vol_info, int len)
+static int test_read(int type)
{
+ const char *name = TESTNAME ":test_read()";
+ int alignments[] = ALIGNMENTS(dev_info.leb_size);
+ char vol_node[strlen(UBI_VOLUME_PATTERN) + 100];
+ struct ubi_mkvol_request req;
int i;
- off_t offsets[] = OFFSETS(dev_info.min_io_size, vol_info->leb_size,
- vol_info->data_bytes);
- for (i = 0; i < sizeof(offsets)/sizeof(off_t); i++) {
- if (test_read3(vol_info, len, offsets[i])) {
- err_msg("offset = %d", offsets[i]);
+ for (i = 0; i < sizeof(alignments)/sizeof(int); i++) {
+ int leb_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;
+
+ leb_size = dev_info.leb_size - dev_info.leb_size % req.alignment;
+ req.bytes = MIN_AVAIL_EBS * leb_size;
+
+ if (ubi_mkvol(libubi, node, &req)) {
+ failed("ubi_mkvol");
+ return -1;
+ }
+
+ sprintf(vol_node, 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_read1(&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;
}
-/*
- * A helper function for test_read2().
- */
-static int test_read3(const struct ubi_vol_info *vol_info, int len, off_t off)
+int main(int argc, char * const argv[])
{
- int i, len1;
- unsigned char ck_buf[len], buf[len];
- off_t new_off;
+ if (initial_check(argc, argv))
+ return 1;
- if (off + len > vol_info->data_bytes)
- len1 = vol_info->data_bytes - off;
- else
- len1 = len;
+ node = argv[1];
- if (lseek(fd, off, SEEK_SET) != off) {
- failed("seek");
- err_msg("len = %d", len);
- return -1;
- }
- if (read(fd, &buf[0], len) != len1) {
- failed("read");
- err_msg("len = %d", len);
- return -1;
+ libubi = libubi_open();
+ if (libubi == NULL) {
+ failed("libubi_open");
+ return 1;
}
- new_off = lseek(fd, 0, SEEK_CUR);
- if (new_off != off + len1) {
- if (new_off == -1)
- failed("lseek");
- else
- err_msg("read %d bytes from %lld, but resulting "
- "offset is %lld", len1, (long long) off, (long long) new_off);
- return -1;
+ if (ubi_get_dev_info(libubi, node, &dev_info)) {
+ failed("ubi_get_dev_info");
+ goto close;
}
- for (i = 0; i < len1; i++)
- ck_buf[i] = (unsigned char)(off + i);
-
- if (memcmp(&buf[0], &ck_buf[0], len1)) {
- err_msg("incorrect data read from offset %lld",
- (long long)off);
- err_msg("len = %d", len);
- return -1;
- }
+ if (test_static())
+ goto close;
+ if (test_read(UBI_DYNAMIC_VOLUME))
+ goto close;
+ if (test_read(UBI_STATIC_VOLUME))
+ goto close;
+ libubi_close(libubi);
return 0;
+
+close:
+ libubi_close(libubi);
+ return 1;
}
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-12 21:32:42 +0000