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-rw-r--r--fs/ceph/msgr.h175
1 files changed, 0 insertions, 175 deletions
diff --git a/fs/ceph/msgr.h b/fs/ceph/msgr.h
deleted file mode 100644
index 680d3d6..0000000
--- a/fs/ceph/msgr.h
+++ /dev/null
@@ -1,175 +0,0 @@
-#ifndef CEPH_MSGR_H
-#define CEPH_MSGR_H
-
-/*
- * Data types for message passing layer used by Ceph.
- */
-
-#define CEPH_MON_PORT 6789 /* default monitor port */
-
-/*
- * client-side processes will try to bind to ports in this
- * range, simply for the benefit of tools like nmap or wireshark
- * that would like to identify the protocol.
- */
-#define CEPH_PORT_FIRST 6789
-#define CEPH_PORT_START 6800 /* non-monitors start here */
-#define CEPH_PORT_LAST 6900
-
-/*
- * tcp connection banner. include a protocol version. and adjust
- * whenever the wire protocol changes. try to keep this string length
- * constant.
- */
-#define CEPH_BANNER "ceph v027"
-#define CEPH_BANNER_MAX_LEN 30
-
-
-/*
- * Rollover-safe type and comparator for 32-bit sequence numbers.
- * Comparator returns -1, 0, or 1.
- */
-typedef __u32 ceph_seq_t;
-
-static inline __s32 ceph_seq_cmp(__u32 a, __u32 b)
-{
- return (__s32)a - (__s32)b;
-}
-
-
-/*
- * entity_name -- logical name for a process participating in the
- * network, e.g. 'mds0' or 'osd3'.
- */
-struct ceph_entity_name {
- __u8 type; /* CEPH_ENTITY_TYPE_* */
- __le64 num;
-} __attribute__ ((packed));
-
-#define CEPH_ENTITY_TYPE_MON 0x01
-#define CEPH_ENTITY_TYPE_MDS 0x02
-#define CEPH_ENTITY_TYPE_OSD 0x04
-#define CEPH_ENTITY_TYPE_CLIENT 0x08
-#define CEPH_ENTITY_TYPE_AUTH 0x20
-
-#define CEPH_ENTITY_TYPE_ANY 0xFF
-
-extern const char *ceph_entity_type_name(int type);
-
-/*
- * entity_addr -- network address
- */
-struct ceph_entity_addr {
- __le32 type;
- __le32 nonce; /* unique id for process (e.g. pid) */
- struct sockaddr_storage in_addr;
-} __attribute__ ((packed));
-
-struct ceph_entity_inst {
- struct ceph_entity_name name;
- struct ceph_entity_addr addr;
-} __attribute__ ((packed));
-
-
-/* used by message exchange protocol */
-#define CEPH_MSGR_TAG_READY 1 /* server->client: ready for messages */
-#define CEPH_MSGR_TAG_RESETSESSION 2 /* server->client: reset, try again */
-#define CEPH_MSGR_TAG_WAIT 3 /* server->client: wait for racing
- incoming connection */
-#define CEPH_MSGR_TAG_RETRY_SESSION 4 /* server->client + cseq: try again
- with higher cseq */
-#define CEPH_MSGR_TAG_RETRY_GLOBAL 5 /* server->client + gseq: try again
- with higher gseq */
-#define CEPH_MSGR_TAG_CLOSE 6 /* closing pipe */
-#define CEPH_MSGR_TAG_MSG 7 /* message */
-#define CEPH_MSGR_TAG_ACK 8 /* message ack */
-#define CEPH_MSGR_TAG_KEEPALIVE 9 /* just a keepalive byte! */
-#define CEPH_MSGR_TAG_BADPROTOVER 10 /* bad protocol version */
-#define CEPH_MSGR_TAG_BADAUTHORIZER 11 /* bad authorizer */
-#define CEPH_MSGR_TAG_FEATURES 12 /* insufficient features */
-
-
-/*
- * connection negotiation
- */
-struct ceph_msg_connect {
- __le64 features; /* supported feature bits */
- __le32 host_type; /* CEPH_ENTITY_TYPE_* */
- __le32 global_seq; /* count connections initiated by this host */
- __le32 connect_seq; /* count connections initiated in this session */
- __le32 protocol_version;
- __le32 authorizer_protocol;
- __le32 authorizer_len;
- __u8 flags; /* CEPH_MSG_CONNECT_* */
-} __attribute__ ((packed));
-
-struct ceph_msg_connect_reply {
- __u8 tag;
- __le64 features; /* feature bits for this session */
- __le32 global_seq;
- __le32 connect_seq;
- __le32 protocol_version;
- __le32 authorizer_len;
- __u8 flags;
-} __attribute__ ((packed));
-
-#define CEPH_MSG_CONNECT_LOSSY 1 /* messages i send may be safely dropped */
-
-
-/*
- * message header
- */
-struct ceph_msg_header_old {
- __le64 seq; /* message seq# for this session */
- __le64 tid; /* transaction id */
- __le16 type; /* message type */
- __le16 priority; /* priority. higher value == higher priority */
- __le16 version; /* version of message encoding */
-
- __le32 front_len; /* bytes in main payload */
- __le32 middle_len;/* bytes in middle payload */
- __le32 data_len; /* bytes of data payload */
- __le16 data_off; /* sender: include full offset;
- receiver: mask against ~PAGE_MASK */
-
- struct ceph_entity_inst src, orig_src;
- __le32 reserved;
- __le32 crc; /* header crc32c */
-} __attribute__ ((packed));
-
-struct ceph_msg_header {
- __le64 seq; /* message seq# for this session */
- __le64 tid; /* transaction id */
- __le16 type; /* message type */
- __le16 priority; /* priority. higher value == higher priority */
- __le16 version; /* version of message encoding */
-
- __le32 front_len; /* bytes in main payload */
- __le32 middle_len;/* bytes in middle payload */
- __le32 data_len; /* bytes of data payload */
- __le16 data_off; /* sender: include full offset;
- receiver: mask against ~PAGE_MASK */
-
- struct ceph_entity_name src;
- __le32 reserved;
- __le32 crc; /* header crc32c */
-} __attribute__ ((packed));
-
-#define CEPH_MSG_PRIO_LOW 64
-#define CEPH_MSG_PRIO_DEFAULT 127
-#define CEPH_MSG_PRIO_HIGH 196
-#define CEPH_MSG_PRIO_HIGHEST 255
-
-/*
- * follows data payload
- */
-struct ceph_msg_footer {
- __le32 front_crc, middle_crc, data_crc;
- __u8 flags;
-} __attribute__ ((packed));
-
-#define CEPH_MSG_FOOTER_COMPLETE (1<<0) /* msg wasn't aborted */
-#define CEPH_MSG_FOOTER_NOCRC (1<<1) /* no data crc */
-
-
-#endif
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