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-rw-r--r--libglusterfs/src/protocol.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/libglusterfs/src/protocol.h b/libglusterfs/src/protocol.h
index ede5adae4..450e38731 100644
--- a/libglusterfs/src/protocol.h
+++ b/libglusterfs/src/protocol.h
@@ -959,10 +959,24 @@ typedef struct {
typedef struct { } __attribute__((packed)) gf_cbk_forget_rsp_t;
+/* This corresponds to the max 16 number of group IDs that are sent through an
+ * RPC request. Since NFS is the only one going to set this, we can be safe
+ * in keeping this size hardcoded.
+ */
+#define GF_REQUEST_MAXGROUPS 16
+
typedef struct {
uint32_t pid;
uint32_t uid;
uint32_t gid;
+
+ /* Number of groups being sent through the array above. */
+ uint32_t ngrps;
+
+ /* Array of groups to which the uid belongs apart from the primary group
+ * in gid.
+ */
+ uint32_t groups[GF_REQUEST_MAXGROUPS];
} __attribute__ ((packed)) gf_hdr_req_t;