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s3: add st_ex_itime to struct stat_ex

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st_ex_itime is an immutable original birth time aka instantiation time. Set when
a file is created, never changes thereafter. May not be set by the client.

Signed-off-by: Ralph Boehme <slow@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
This commit is contained in:
Ralph Boehme 2019-06-27 18:14:43 +02:00 committed by Jeremy Allison
parent d18bdc1c43
commit df4a380d9f
4 changed files with 12 additions and 1 deletions
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6
source3/include/includes.h
View File

@ -192,6 +192,7 @@ typedef uint64_t br_off;
/* Is birthtime real, or was it calculated ? */
#define ST_EX_IFLAG_CALCULATED_BTIME (1 << 0)
#define ST_EX_IFLAG_CALCULATED_ITIME (1 << 1)
/*
* Type for stat structure.
@ -210,6 +211,11 @@ struct stat_ex {
struct timespec st_ex_mtime;
struct timespec st_ex_ctime;
struct timespec st_ex_btime; /* birthtime */
/*
* Immutable original birth time aka instantiation time. Set when a file
* is created, never changes thereafter. May not be set by the client.
*/
struct timespec st_ex_itime; /* instantiation time */
blksize_t st_ex_blksize;
blkcnt_t st_ex_blocks;

1
source3/include/vfs.h
View File

@ -263,6 +263,7 @@
/* Version 41 - Remove SMB_VFS_BRL_CANCEL_WINDOWS */
/* Version 41 - Remove unused st_ex_mask from struct stat_ex */
/* Version 41 - convert struct stat_ex.st_ex_calculated_birthtime to flags */
/* Version 41 - add st_ex_itime to struct stat_ex */
#define SMB_VFS_INTERFACE_VERSION 41

3
source3/lib/system.c
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@ -313,6 +313,9 @@ static void make_create_timespec(const struct stat *pst, struct stat_ex *dst,
dst->st_ex_btime = calc_create_time_stat(pst);
dst->st_ex_iflags |= ST_EX_IFLAG_CALCULATED_BTIME;
}
dst->st_ex_itime = dst->st_ex_btime;
dst->st_ex_iflags |= ST_EX_IFLAG_CALCULATED_ITIME;
}
/****************************************************************************

3
source3/modules/vfs_ceph.c
View File

@ -704,7 +704,8 @@ static void init_stat_ex_from_ceph_statx(struct stat_ex *dst, const struct ceph_
dst->st_ex_btime = stx->stx_btime;
dst->st_ex_ctime = stx->stx_ctime;
dst->st_ex_mtime = stx->stx_mtime;
dst->st_ex_iflags = 0;
dst->st_ex_itime = dst->st_ex_btime;
dst->st_ex_iflags = ST_EX_IFLAG_CALCULATED_ITIME;
dst->st_ex_blksize = stx->stx_blksize;
dst->st_ex_blocks = stx->stx_blocks;
}