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authorAnand Avati <avati@gluster.com>2009-10-18 15:01:07 +0000
committerAnand V. Avati <avati@dev.gluster.com>2009-10-18 13:39:32 -0700
commit7d62e85887047a64df17904c91136c1bc1c89bd4 (patch)
tree0d41f935332953cdb15a75f55ef213cfa85b9c14 /libglusterfs/src
parent11ddca1cd151479243fe23e579b76c5984f422c3 (diff)
protocol: format changes to incorporate generation numbers
incorporate 64bit generation field in all protocol headers to accompany an inode number Signed-off-by: Anand V. Avati <avati@dev.gluster.com> BUG: 315 (generation number support) URL: http://bugs.gluster.com/cgi-bin/bugzilla3/show_bug.cgi?id=315
Diffstat (limited to 'libglusterfs/src')
-rw-r--r--libglusterfs/src/protocol.h66
1 files changed, 56 insertions, 10 deletions
diff --git a/libglusterfs/src/protocol.h b/libglusterfs/src/protocol.h
index 96e6401a722..8faf5f3ab8a 100644
--- a/libglusterfs/src/protocol.h
+++ b/libglusterfs/src/protocol.h
@@ -45,7 +45,7 @@ struct gf_stat {
uint64_t ino;
uint64_t size;
uint64_t blocks;
- uint32_t dev;
+ uint64_t dev;
uint32_t rdev;
uint32_t mode;
uint32_t nlink;
@@ -64,7 +64,7 @@ struct gf_stat {
static inline void
gf_stat_to_stat (struct gf_stat *gf_stat, struct stat *stat)
{
- stat->st_dev = ntoh32 (gf_stat->dev);
+ stat->st_dev = ntoh64 (gf_stat->dev);
stat->st_ino = ntoh64 (gf_stat->ino);
stat->st_mode = ntoh32 (gf_stat->mode);
stat->st_nlink = ntoh32 (gf_stat->nlink);
@@ -84,7 +84,7 @@ gf_stat_to_stat (struct gf_stat *gf_stat, struct stat *stat)
static inline void
gf_stat_from_stat (struct gf_stat *gf_stat, struct stat *stat)
{
- gf_stat->dev = hton32 (stat->st_dev);
+ gf_stat->dev = hton64 (stat->st_dev);
gf_stat->ino = hton64 (stat->st_ino);
gf_stat->mode = hton32 (stat->st_mode);
gf_stat->nlink = hton32 (stat->st_nlink);
@@ -324,6 +324,7 @@ gf_flags_to_flags (uint32_t gf_flags)
typedef struct {
uint64_t ino;
+ uint64_t gen;
char path[0]; /* NULL terminated */
} __attribute__((packed)) gf_fop_stat_req_t;;
typedef struct {
@@ -333,6 +334,7 @@ typedef struct {
typedef struct {
uint64_t ino;
+ uint64_t gen;
uint32_t size;
char path[0]; /* NULL terminated */
} __attribute__((packed)) gf_fop_readlink_req_t;
@@ -344,6 +346,7 @@ typedef struct {
typedef struct {
uint64_t par;
+ uint64_t gen;
uint64_t dev;
uint32_t mode;
char path[0]; /* NULL terminated */
@@ -358,6 +361,7 @@ typedef struct {
typedef struct {
uint64_t par;
+ uint64_t gen;
uint32_t mode;
char path[0]; /* NULL terminated */
char bname[0]; /* NULL terminated */
@@ -371,6 +375,7 @@ typedef struct {
typedef struct {
uint64_t par;
+ uint64_t gen;
char path[0]; /* NULL terminated */
char bname[0]; /* NULL terminated */
} __attribute__((packed)) gf_fop_unlink_req_t;
@@ -382,6 +387,7 @@ typedef struct {
typedef struct {
uint64_t par;
+ uint64_t gen;
char path[0];
char bname[0]; /* NULL terminated */
} __attribute__((packed)) gf_fop_rmdir_req_t;
@@ -393,6 +399,7 @@ typedef struct {
typedef struct {
uint64_t par;
+ uint64_t gen;
char path[0];
char bname[0];
char linkname[0];
@@ -406,7 +413,9 @@ typedef struct {
typedef struct {
uint64_t oldpar;
+ uint64_t oldgen;
uint64_t newpar;
+ uint64_t newgen;
char oldpath[0];
char oldbname[0]; /* NULL terminated */
char newpath[0];
@@ -423,7 +432,9 @@ typedef struct {
typedef struct {
uint64_t oldino;
+ uint64_t oldgen;
uint64_t newpar;
+ uint64_t newgen;
char oldpath[0];
char newpath[0];
char newbname[0];
@@ -436,6 +447,7 @@ typedef struct {
typedef struct {
uint64_t ino;
+ uint64_t gen;
uint64_t offset;
char path[0];
} __attribute__((packed)) gf_fop_truncate_req_t;
@@ -447,6 +459,7 @@ typedef struct {
typedef struct {
uint64_t ino;
+ uint64_t gen;
uint32_t flags;
uint32_t wbflags;
char path[0];
@@ -458,6 +471,7 @@ typedef struct {
typedef struct {
uint64_t ino;
+ uint64_t gen;
int64_t fd;
uint64_t offset;
uint32_t size;
@@ -470,6 +484,7 @@ typedef struct {
typedef struct {
uint64_t ino;
+ uint64_t gen;
int64_t fd;
uint64_t offset;
uint32_t size;
@@ -482,6 +497,7 @@ typedef struct {
typedef struct {
uint64_t ino;
+ uint64_t gen;
char path[0];
} __attribute__((packed)) gf_fop_statfs_req_t;
typedef struct {
@@ -491,6 +507,7 @@ typedef struct {
typedef struct {
uint64_t ino;
+ uint64_t gen;
int64_t fd;
} __attribute__((packed)) gf_fop_flush_req_t;
typedef struct { } __attribute__((packed)) gf_fop_flush_rsp_t;
@@ -498,6 +515,7 @@ typedef struct { } __attribute__((packed)) gf_fop_flush_rsp_t;
typedef struct fsync_req {
uint64_t ino;
+ uint64_t gen;
int64_t fd;
uint32_t data;
} __attribute__((packed)) gf_fop_fsync_req_t;
@@ -509,6 +527,7 @@ typedef struct {
typedef struct {
uint64_t ino;
+ uint64_t gen;
uint32_t flags;
uint32_t dict_len;
char dict[0];
@@ -519,6 +538,7 @@ typedef struct { } __attribute__((packed)) gf_fop_setxattr_rsp_t;
typedef struct {
uint64_t ino;
+ uint64_t gen;
int64_t fd;
uint32_t flags;
uint32_t dict_len;
@@ -529,6 +549,7 @@ typedef struct { } __attribute__((packed)) gf_fop_fsetxattr_rsp_t;
typedef struct {
uint64_t ino;
+ uint64_t gen;
uint32_t flags;
uint32_t dict_len;
char dict[0];
@@ -543,6 +564,7 @@ typedef struct {
typedef struct {
uint64_t ino;
+ uint64_t gen;
int64_t fd;
uint32_t flags;
uint32_t dict_len;
@@ -557,6 +579,7 @@ typedef struct {
typedef struct {
uint64_t ino;
+ uint64_t gen;
uint32_t namelen;
char path[0];
char name[0];
@@ -569,6 +592,7 @@ typedef struct {
typedef struct {
uint64_t ino;
+ uint64_t gen;
int64_t fd;
uint32_t namelen;
char name[0];
@@ -581,6 +605,7 @@ typedef struct {
typedef struct {
uint64_t ino;
+ uint64_t gen;
char path[0];
char name[0];
} __attribute__((packed)) gf_fop_removexattr_req_t;
@@ -589,6 +614,7 @@ typedef struct { } __attribute__((packed)) gf_fop_removexattr_rsp_t;
typedef struct {
uint64_t ino;
+ uint64_t gen;
char path[0];
} __attribute__((packed)) gf_fop_opendir_req_t;
typedef struct {
@@ -598,6 +624,7 @@ typedef struct {
typedef struct fsyncdir_req {
uint64_t ino;
+ uint64_t gen;
int64_t fd;
int32_t data;
} __attribute__((packed)) gf_fop_fsyncdir_req_t;
@@ -607,6 +634,7 @@ typedef struct {
typedef struct {
uint64_t ino;
+ uint64_t gen;
int64_t fd;
uint64_t offset;
uint32_t size;
@@ -619,6 +647,7 @@ typedef struct {
typedef struct {
uint64_t ino;
+ uint64_t gen;
int64_t fd;
uint64_t offset;
uint32_t size;
@@ -631,6 +660,7 @@ typedef struct {
typedef struct {
uint64_t ino;
+ uint64_t gen;
uint32_t mask;
char path[0];
} __attribute__((packed)) gf_fop_access_req_t;
@@ -640,6 +670,7 @@ typedef struct {
typedef struct {
uint64_t par;
+ uint64_t gen;
uint32_t flags;
uint32_t mode;
char path[0];
@@ -656,6 +687,7 @@ typedef struct {
typedef struct {
uint64_t ino;
+ uint64_t gen;
int64_t fd;
uint64_t offset;
} __attribute__((packed)) gf_fop_ftruncate_req_t;
@@ -667,6 +699,7 @@ typedef struct {
typedef struct {
uint64_t ino;
+ uint64_t gen;
int64_t fd;
} __attribute__((packed)) gf_fop_fstat_req_t;
typedef struct {
@@ -676,6 +709,7 @@ typedef struct {
typedef struct {
uint64_t ino;
+ uint64_t gen;
int64_t fd;
uint32_t cmd;
uint32_t type;
@@ -687,6 +721,7 @@ typedef struct {
typedef struct {
uint64_t ino;
+ uint64_t gen;
uint32_t cmd;
uint32_t type;
struct gf_flock flock;
@@ -698,6 +733,7 @@ typedef struct {
typedef struct {
uint64_t ino;
+ uint64_t gen;
int64_t fd;
uint32_t cmd;
uint32_t type;
@@ -709,6 +745,7 @@ typedef struct {
typedef struct {
uint64_t ino;
+ uint64_t gen;
uint32_t cmd;
uint32_t type;
uint64_t namelen;
@@ -721,6 +758,7 @@ typedef struct {
typedef struct {
uint64_t ino;
+ uint64_t gen;
int64_t fd;
uint32_t cmd;
uint32_t type;
@@ -734,6 +772,7 @@ typedef struct {
typedef struct {
uint64_t ino; /* NOTE: used only in case of 'root' lookup */
uint64_t par;
+ uint64_t gen;
uint32_t flags;
uint32_t dictlen;
char path[0];
@@ -750,6 +789,7 @@ typedef struct {
typedef struct {
uint64_t ino;
+ uint64_t gen;
int64_t fd;
uint32_t flags;
uint32_t count;
@@ -759,6 +799,7 @@ typedef struct { } __attribute__((packed)) gf_fop_setdents_rsp_t;
typedef struct {
uint64_t ino;
+ uint64_t gen;
int64_t fd;
uint64_t offset;
uint32_t size;
@@ -772,6 +813,7 @@ typedef struct {
typedef struct {
uint64_t ino;
+ uint64_t gen;
uint32_t flag;
char path[0];
} __attribute__((packed)) gf_fop_checksum_req_t;
@@ -781,10 +823,11 @@ typedef struct {
} __attribute__((packed)) gf_fop_checksum_rsp_t;
typedef struct {
- uint64_t ino;
+ uint64_t ino;
+ uint64_t gen;
struct gf_stat stbuf;
- int32_t valid;
- char path[0];
+ int32_t valid;
+ char path[0];
} __attribute__((packed)) gf_fop_setattr_req_t;
typedef struct {
struct gf_stat statpre;
@@ -792,9 +835,9 @@ typedef struct {
} __attribute__((packed)) gf_fop_setattr_rsp_t;
typedef struct {
- int64_t fd;
+ int64_t fd;
struct gf_stat stbuf;
- int32_t valid;
+ int32_t valid;
} __attribute__((packed)) gf_fop_fsetattr_req_t;
typedef struct {
struct gf_stat statpre;
@@ -814,6 +857,7 @@ typedef struct {
typedef struct {
uint64_t ino;
+ uint64_t gen;
int32_t timeout;
} __attribute__((packed)) gf_fop_lock_notify_req_t;
typedef struct { } __attribute__((packed)) gf_fop_lock_notify_rsp_t;
@@ -884,7 +928,8 @@ typedef struct {
typedef struct {
uint64_t ino;
- int64_t fd;
+ uint64_t gen;
+ int64_t fd;
} __attribute__((packed)) gf_cbk_releasedir_req_t;
typedef struct {
} __attribute__((packed)) gf_cbk_releasedir_rsp_t;
@@ -892,7 +937,8 @@ typedef struct {
typedef struct {
uint64_t ino;
- int64_t fd;
+ uint64_t gen;
+ int64_t fd;
} __attribute__((packed)) gf_cbk_release_req_t;
typedef struct {
} __attribute__((packed)) gf_cbk_release_rsp_t;