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mtime for UDF support

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This commit is contained in:
Vladimir 'phcoder' Serbinenko 2010-12-10 17:37:32 +01:00
parent 5706da0443
commit f22c12e852
3 changed files with 111 additions and 88 deletions
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29
grub-core/fs/udf.c
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@ -26,6 +26,7 @@
#include <grub/types.h>
#include <grub/fshelp.h>
#include <grub/charset.h>
#include <grub/datetime.h>
#define GRUB_UDF_MAX_PDS 2
#define GRUB_UDF_MAX_PMS 6
@ -904,8 +905,36 @@ grub_udf_dir (grub_device_t device, const char *path,
grub_fshelp_node_t node)
{
struct grub_dirhook_info info;
const struct grub_udf_timestamp *tstamp = NULL;
grub_memset (&info, 0, sizeof (info));
info.dir = ((filetype & GRUB_FSHELP_TYPE_MASK) == GRUB_FSHELP_DIR);
if (U16 (node->fe.tag.tag_ident) == GRUB_UDF_TAG_IDENT_FE)
tstamp = &node->fe.modification_time;
else if (U16 (node->fe.tag.tag_ident) == GRUB_UDF_TAG_IDENT_EFE)
tstamp = &node->efe.modification_time;
if (tstamp && (U16 (tstamp->type_and_timezone) & 0xf000) == 0x1000)
{
grub_int16_t tz;
struct grub_datetime datetime;
datetime.year = U16 (tstamp->year);
datetime.month = tstamp->month;
datetime.day = tstamp->day;
datetime.hour = tstamp->hour;
datetime.minute = tstamp->minute;
datetime.second = tstamp->second;
tz = U16 (tstamp->type_and_timezone) & 0xfff;
if (tz & 0x800)
tz |= 0xf000;
if (tz == -2047)
tz = 0;
info.mtimeset = !!grub_datetime2unixtime (&datetime, &info.mtime);
info.mtime -= 60 * tz;
}
grub_free (node);
return hook (filename, &info);
}