luck/tmp_suning_uos_patched
1
0
Fork 1
Code Issues Pull Requests Packages Projects Releases Wiki Activity

udf: convert udf_stamp_to_time to return struct timespec

Browse Source 
Signed-off-by: Marcin Slusarz <marcin.slusarz@gmail.com>
Signed-off-by: Jan Kara <jack@suse.cz>
This commit is contained in:
marcin.slusarz@gmail.com 2008-02-27 22:50:14 +01:00 committed by Jan Kara
parent c87e8e90d0
commit cbf5676a0e
4 changed files with 37 additions and 42 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

49
fs/udf/inode.c
View File

@ -1136,20 +1136,6 @@ static void __udf_read_inode(struct inode *inode)
brelse(bh);
}
static void udf_fill_inode_time(struct timespec *tspec,
const timestamp *tstamp,
struct udf_sb_info *sbi)
{
time_t convtime;
long convtime_usec;
if (udf_stamp_to_time(&convtime, &convtime_usec,
lets_to_cpu(*tstamp))) {
tspec->tv_sec = convtime;
tspec->tv_nsec = convtime_usec * 1000;
} else
*tspec = sbi->s_record_time;
}
static void udf_fill_inode(struct inode *inode, struct buffer_head *bh)
{
struct fileEntry *fe;
@ -1241,10 +1227,17 @@ static void udf_fill_inode(struct inode *inode, struct buffer_head *bh)
inode->i_blocks = le64_to_cpu(fe->logicalBlocksRecorded) <<
(inode->i_sb->s_blocksize_bits - 9);
udf_fill_inode_time(&inode->i_atime, &fe->accessTime, sbi);
udf_fill_inode_time(&inode->i_mtime, &fe->modificationTime,
sbi);
udf_fill_inode_time(&inode->i_ctime, &fe->attrTime, sbi);
if (!udf_stamp_to_time(&inode->i_atime,
lets_to_cpu(fe->accessTime)))
inode->i_atime = sbi->s_record_time;
if (!udf_stamp_to_time(&inode->i_mtime,
lets_to_cpu(fe->modificationTime)))
inode->i_mtime = sbi->s_record_time;
if (!udf_stamp_to_time(&inode->i_ctime,
lets_to_cpu(fe->attrTime)))
inode->i_ctime = sbi->s_record_time;
iinfo->i_unique = le64_to_cpu(fe->uniqueID);
iinfo->i_lenEAttr = le32_to_cpu(fe->lengthExtendedAttr);
@ -1254,11 +1247,21 @@ static void udf_fill_inode(struct inode *inode, struct buffer_head *bh)
inode->i_blocks = le64_to_cpu(efe->logicalBlocksRecorded) <<
(inode->i_sb->s_blocksize_bits - 9);
udf_fill_inode_time(&inode->i_atime, &efe->accessTime, sbi);
udf_fill_inode_time(&inode->i_mtime, &efe->modificationTime,
sbi);
udf_fill_inode_time(&iinfo->i_crtime, &efe->createTime, sbi);
udf_fill_inode_time(&inode->i_ctime, &efe->attrTime, sbi);
if (!udf_stamp_to_time(&inode->i_atime,
lets_to_cpu(efe->accessTime)))
inode->i_atime = sbi->s_record_time;
if (!udf_stamp_to_time(&inode->i_mtime,
lets_to_cpu(efe->modificationTime)))
inode->i_mtime = sbi->s_record_time;
if (!udf_stamp_to_time(&iinfo->i_crtime,
lets_to_cpu(efe->createTime)))
iinfo->i_crtime = sbi->s_record_time;
if (!udf_stamp_to_time(&inode->i_ctime,
lets_to_cpu(efe->attrTime)))
inode->i_ctime = sbi->s_record_time;
iinfo->i_unique = le64_to_cpu(efe->uniqueID);
iinfo->i_lenEAttr = le32_to_cpu(efe->lengthExtendedAttr);

9
fs/udf/super.c
View File

@ -938,24 +938,19 @@ static int udf_find_fileset(struct super_block *sb,
static void udf_load_pvoldesc(struct super_block *sb, struct buffer_head *bh)
{
struct primaryVolDesc *pvoldesc;
time_t recording;
long recording_usec;
struct ustr instr;
struct ustr outstr;
pvoldesc = (struct primaryVolDesc *)bh->b_data;
if (udf_stamp_to_time(&recording, &recording_usec,
if (udf_stamp_to_time(&UDF_SB(sb)->s_record_time,
lets_to_cpu(pvoldesc->recordingDateAndTime))) {
kernel_timestamp ts;
ts = lets_to_cpu(pvoldesc->recordingDateAndTime);
udf_debug("recording time %ld/%ld, %04u/%02u/%02u"
udf_debug("recording time %04u/%02u/%02u"
" %02u:%02u (%x)\n",
recording, recording_usec,
ts.year, ts.month, ts.day, ts.hour,
ts.minute, ts.typeAndTimezone);
UDF_SB(sb)->s_record_time.tv_sec = recording;
UDF_SB(sb)->s_record_time.tv_nsec = recording_usec * 1000;
}
if (!udf_build_ustr(&instr, pvoldesc->volIdent, 32))

4
fs/udf/udfdecl.h
View File

@ -222,7 +222,7 @@ extern short_ad *udf_get_fileshortad(uint8_t *, int, uint32_t *, int);
extern uint16_t udf_crc(const uint8_t *, uint32_t, uint16_t);
/* udftime.c */
extern time_t *udf_stamp_to_time(time_t *, long *, kernel_timestamp);
extern kernel_timestamp *udf_time_to_stamp(kernel_timestamp *, struct timespec);
extern struct timespec *udf_stamp_to_time(struct timespec *dest, kernel_timestamp src);
extern kernel_timestamp *udf_time_to_stamp(kernel_timestamp *dest, struct timespec src);
#endif /* __UDF_DECL_H */

17
fs/udf/udftime.c
View File

@ -85,7 +85,7 @@ extern struct timezone sys_tz;
#define SECS_PER_HOUR (60 * 60)
#define SECS_PER_DAY (SECS_PER_HOUR * 24)
time_t *udf_stamp_to_time(time_t *dest, long *dest_usec, kernel_timestamp src)
struct timespec *udf_stamp_to_time(struct timespec *dest, kernel_timestamp src)
{
int yday;
uint8_t type = src.typeAndTimezone >> 12;
@ -97,23 +97,20 @@ time_t *udf_stamp_to_time(time_t *dest, long *dest_usec, kernel_timestamp src)
offset = (offset >> 4);
if (offset == -2047) /* unspecified offset */
offset = 0;
} else {
} else
offset = 0;
}
if ((src.year < EPOCH_YEAR) ||
(src.year >= EPOCH_YEAR + MAX_YEAR_SECONDS)) {
*dest = -1;
*dest_usec = -1;
return NULL;
}
*dest = year_seconds[src.year - EPOCH_YEAR];
*dest -= offset * 60;
dest->tv_sec = year_seconds[src.year - EPOCH_YEAR];
dest->tv_sec -= offset * 60;
yday = ((__mon_yday[__isleap(src.year)][src.month - 1]) + src.day - 1);
*dest += (((yday * 24) + src.hour) * 60 + src.minute) * 60 + src.second;
*dest_usec = src.centiseconds * 10000 +
src.hundredsOfMicroseconds * 100 + src.microseconds;
dest->tv_sec += (((yday * 24) + src.hour) * 60 + src.minute) * 60 + src.second;
dest->tv_nsec = 1000 * (src.centiseconds * 10000 +
src.hundredsOfMicroseconds * 100 + src.microseconds);
return dest;
}