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authorAlexander Schmidt <alexs@linux.vnet.ibm.com>2007-10-03 10:41:25 +0300
committerArtem Bityutskiy <Artem.Bityutskiy@nokia.com>2007-10-03 10:41:25 +0300
commit26b91d381b06145e003cb1781b5a3467270a8347 (patch)
tree9951e808494f15c64786caaec5eb1fe9487fff1a /ubi-utils/src/libubimirror.c
parent42a842d2815e9eed732c6fde8f20bf6d4b4a54cb (diff)
ubi-utils: migrate to new libubi
This patchset migrates the remaining tools (pddcustomize, ubimirror and pfiflash) to the new libubi. Signed-off-by: Alexander Schmidt <alexs@linux.vnet.ibm.com> Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
Diffstat (limited to 'ubi-utils/src/libubimirror.c')
-rw-r--r--ubi-utils/src/libubimirror.c51
1 files changed, 36 insertions, 15 deletions
diff --git a/ubi-utils/src/libubimirror.c b/ubi-utils/src/libubimirror.c
index e85f65d..d06770e 100644
--- a/ubi-utils/src/libubimirror.c
+++ b/ubi-utils/src/libubimirror.c
@@ -20,13 +20,17 @@
#include <errno.h>
#include <unistd.h>
#include <memory.h>
+#include <limits.h>
#include <fcntl.h>
-#include <libubiold.h>
+#include <libubi.h>
#include "ubimirror.h"
#define COMPARE_BUF_SIZE (128 * 1024)
+#define DEFAULT_DEV_PATTERN "/dev/ubi%d"
+#define DEFAULT_VOL_PATTERN "/dev/ubi%d_%d"
+
#define EBUF(fmt...) do { \
snprintf(err_buf, err_buf_size, fmt); \
} while (0)
@@ -125,14 +129,26 @@ static int compare_files(int fd_a, int fd_b)
return rc;
}
-static int copy_files(int fd_in, int fd_out)
+int vol_get_used_bytes(int vol_fd, unsigned long long *bytes)
+{
+ off_t res;
+
+ res = lseek(vol_fd, 0, SEEK_END);
+ if (res == (off_t)-1)
+ return -1;
+ *bytes = (unsigned long long) res;
+ res = lseek(vol_fd, 0, SEEK_SET);
+ return res == (off_t)-1 ? -1 : 0;
+}
+
+static int copy_files(libubi_t ulib, int fd_in, int fd_out)
{
unsigned char buf_a[COMPARE_BUF_SIZE];
ssize_t len_a, len_b;
unsigned long long update_size, copied;
- if (ubi_vol_get_used_bytes(fd_in, &update_size) == -1 ||
- ubi_vol_update(fd_out, update_size) == -1)
+ if (vol_get_used_bytes(fd_in, &update_size) == -1 ||
+ ubi_update_start(ulib, fd_out, update_size) == -1)
return update_error;
for (copied = 0; copied < update_size; copied += len_b ) {
len_a = fill_buffer(fd_in, buf_a, sizeof(buf_a));
@@ -152,7 +168,8 @@ int ubimirror(uint32_t devno, int seqnum, uint32_t *ids, ssize_t ids_size,
{
int rc = 0;
uint32_t src_id;
- ubi_lib_t ulib = NULL;
+ char path[PATH_MAX];
+ libubi_t ulib;
int fd_in = -1, i = 0, fd_out = -1;
if (ids_size == 0)
@@ -165,11 +182,13 @@ int ubimirror(uint32_t devno, int seqnum, uint32_t *ids, ssize_t ids_size,
src_id = ids[seqnum];
}
- rc = ubi_open(&ulib);
- if (rc != 0)
+ ulib = libubi_open();
+ if (ulib == NULL)
return ubi_error;
- fd_in = ubi_vol_open(ulib, devno, src_id, O_RDONLY);
+ snprintf(path, PATH_MAX, DEFAULT_VOL_PATTERN, devno, src_id);
+
+ fd_in = open(path, O_RDONLY);
if (fd_in == -1) {
EBUF("open error source volume %d", ids[i]);
rc = open_error;
@@ -180,8 +199,10 @@ int ubimirror(uint32_t devno, int seqnum, uint32_t *ids, ssize_t ids_size,
if (ids[i] == src_id) /* skip self-mirror */
continue;
- fd_out = ubi_vol_open(ulib, devno, ids[i], O_RDWR);
- if (fd_out == -1){
+ snprintf(path, PATH_MAX, DEFAULT_VOL_PATTERN, devno, ids[i]);
+
+ fd_out = open(path, O_RDWR);
+ if (fd_out < 0){
EBUF("open error destination volume %d", ids[i]);
rc = open_error;
goto err;
@@ -191,14 +212,14 @@ int ubimirror(uint32_t devno, int seqnum, uint32_t *ids, ssize_t ids_size,
EBUF("compare error volume %d and %d", src_id, ids[i]);
goto err;
} else if (rc == compare_different) {
- rc = copy_files(fd_in, fd_out);
+ rc = copy_files(ulib, fd_in, fd_out);
if (rc != 0) {
EBUF("mirror error volume %d to %d", src_id,
ids[i]);
goto err;
}
}
- if ((rc = ubi_vol_close(fd_out)) == -1) {
+ if ((rc = close(fd_out)) == -1) {
EBUF("close error volume %d", ids[i]);
rc = close_error;
goto err;
@@ -207,10 +228,10 @@ int ubimirror(uint32_t devno, int seqnum, uint32_t *ids, ssize_t ids_size,
}
err:
if (fd_out != -1)
- ubi_vol_close(fd_out);
+ close(fd_out);
if (fd_in != -1)
- ubi_vol_close(fd_in);
+ close(fd_in);
if (ulib != NULL)
- ubi_close(&ulib);
+ libubi_close(ulib);
return rc;
}