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authorDavid Howells <dhowells@redhat.com>2017-11-02 15:27:46 +0000
committerDavid Howells <dhowells@redhat.com>2017-11-13 15:38:17 +0000
commit91a90380efbc896eb129878553202c97213d0861 (patch)
tree92c18729b857e63a82951c255f44e628f70ed3bf /fs/afs/afs.h
parent9ed900b1160ef306bc74ad0228d7ab199234c758 (diff)
afs: Add some protocol defs
Add some protocol definitions, including max field lengths, flag defs, an XDR-encoded UUID def, more VL operation IDs and more fileserver abort codes. Signed-off-by: David Howells <dhowells@redhat.com>
Diffstat (limited to 'fs/afs/afs.h')
-rw-r--r--fs/afs/afs.h25
1 files changed, 20 insertions, 5 deletions
diff --git a/fs/afs/afs.h b/fs/afs/afs.h
index 93053115bcfc..0d837bddbf7d 100644
--- a/fs/afs/afs.h
+++ b/fs/afs/afs.h
@@ -14,11 +14,14 @@
#include <linux/in.h>
-#define AFS_MAXCELLNAME 64 /* maximum length of a cell name */
-#define AFS_MAXVOLNAME 64 /* maximum length of a volume name */
-#define AFSNAMEMAX 256 /* maximum length of a filename plus NUL */
-#define AFSPATHMAX 1024 /* maximum length of a pathname plus NUL */
-#define AFSOPAQUEMAX 1024 /* maximum length of an opaque field */
+#define AFS_MAXCELLNAME 64 /* Maximum length of a cell name */
+#define AFS_MAXVOLNAME 64 /* Maximum length of a volume name */
+#define AFS_MAXNSERVERS 8 /* Maximum servers in a basic volume record */
+#define AFS_NMAXNSERVERS 13 /* Maximum servers in a N/U-class volume record */
+#define AFS_MAXTYPES 3 /* Maximum number of volume types */
+#define AFSNAMEMAX 256 /* Maximum length of a filename plus NUL */
+#define AFSPATHMAX 1024 /* Maximum length of a pathname plus NUL */
+#define AFSOPAQUEMAX 1024 /* Maximum length of an opaque field */
typedef unsigned afs_volid_t;
typedef unsigned afs_vnodeid_t;
@@ -176,4 +179,16 @@ struct afs_volume_status {
#define AFS_BLOCK_SIZE 1024
+/*
+ * XDR encoding of UUID in AFS.
+ */
+struct afs_uuid__xdr {
+ __be32 time_low;
+ __be32 time_mid;
+ __be32 time_hi_and_version;
+ __be32 clock_seq_hi_and_reserved;
+ __be32 clock_seq_low;
+ __be32 node[6];
+};
+
#endif /* AFS_H */