[GitHub/mt8127/android_kernel_alcatel_ttab.git] / net / ceph / auth_x_protocol.h

#ifndef __FS_CEPH_AUTH_X_PROTOCOL
#define __FS_CEPH_AUTH_X_PROTOCOL

#define CEPHX_GET_AUTH_SESSION_KEY      0x0100
#define CEPHX_GET_PRINCIPAL_SESSION_KEY 0x0200
#define CEPHX_GET_ROTATING_KEY          0x0400

/* common bits */
struct ceph_x_ticket_blob {
	__u8 struct_v;
	__le64 secret_id;
	__le32 blob_len;
	char blob[];
} __attribute__ ((packed));


/* common request/reply headers */
struct ceph_x_request_header {
	__le16 op;
} __attribute__ ((packed));

struct ceph_x_reply_header {
	__le16 op;
	__le32 result;
} __attribute__ ((packed));


/* authenticate handshake */

/* initial hello (no reply header) */
struct ceph_x_server_challenge {
	__u8 struct_v;
	__le64 server_challenge;
} __attribute__ ((packed));

struct ceph_x_authenticate {
	__u8 struct_v;
	__le64 client_challenge;
	__le64 key;
	/* ticket blob */
} __attribute__ ((packed));

struct ceph_x_service_ticket_request {
	__u8 struct_v;
	__le32 keys;
} __attribute__ ((packed));

struct ceph_x_challenge_blob {
	__le64 server_challenge;
	__le64 client_challenge;
} __attribute__ ((packed));


/* authorize handshake */

/*
 * The authorizer consists of two pieces:
 *  a - service id, ticket blob
 *  b - encrypted with session key
 */
struct ceph_x_authorize_a {
	__u8 struct_v;
	__le64 global_id;
	__le32 service_id;
	struct ceph_x_ticket_blob ticket_blob;
} __attribute__ ((packed));

struct ceph_x_authorize_b {
	__u8 struct_v;
	__le64 nonce;
} __attribute__ ((packed));

struct ceph_x_authorize_reply {
	__u8 struct_v;
	__le64 nonce_plus_one;
} __attribute__ ((packed));


/*
 * encyption bundle
 */
#define CEPHX_ENC_MAGIC 0xff009cad8826aa55ull

struct ceph_x_encrypt_header {
	__u8 struct_v;
	__le64 magic;
} __attribute__ ((packed));

#endif
Commit	Line	Data
ec0994e4 SW	1	#ifndef __FS_CEPH_AUTH_X_PROTOCOL
	2	#define __FS_CEPH_AUTH_X_PROTOCOL
	3
	4	#define CEPHX_GET_AUTH_SESSION_KEY 0x0100
	5	#define CEPHX_GET_PRINCIPAL_SESSION_KEY 0x0200
	6	#define CEPHX_GET_ROTATING_KEY 0x0400
	7
	8	/* common bits */
	9	struct ceph_x_ticket_blob {
	10	__u8 struct_v;
	11	__le64 secret_id;
	12	__le32 blob_len;
	13	char blob[];
	14	} __attribute__ ((packed));
	15
	16
	17	/* common request/reply headers */
	18	struct ceph_x_request_header {
	19	__le16 op;
	20	} __attribute__ ((packed));
	21
	22	struct ceph_x_reply_header {
	23	__le16 op;
	24	__le32 result;
	25	} __attribute__ ((packed));
	26
	27
	28	/* authenticate handshake */
	29
	30	/* initial hello (no reply header) */
	31	struct ceph_x_server_challenge {
	32	__u8 struct_v;
	33	__le64 server_challenge;
	34	} __attribute__ ((packed));
	35
	36	struct ceph_x_authenticate {
	37	__u8 struct_v;
	38	__le64 client_challenge;
	39	__le64 key;
	40	/* ticket blob */
	41	} __attribute__ ((packed));
	42
	43	struct ceph_x_service_ticket_request {
	44	__u8 struct_v;
	45	__le32 keys;
	46	} __attribute__ ((packed));
	47
	48	struct ceph_x_challenge_blob {
	49	__le64 server_challenge;
	50	__le64 client_challenge;
	51	} __attribute__ ((packed));
	52
	53
	54
	55	/* authorize handshake */
	56
	57	/*
	58	* The authorizer consists of two pieces:
	59	* a - service id, ticket blob
	60	* b - encrypted with session key
	61	*/
	62	struct ceph_x_authorize_a {
	63	__u8 struct_v;
	64	__le64 global_id;
65	__le32 service_id;
66	struct ceph_x_ticket_blob ticket_blob;
67	} __attribute__ ((packed));
68
69	struct ceph_x_authorize_b {
70	__u8 struct_v;
71	__le64 nonce;
72	} __attribute__ ((packed));
73
74	struct ceph_x_authorize_reply {
75	__u8 struct_v;
76	__le64 nonce_plus_one;
77	} __attribute__ ((packed));
78
79
80	/*
81	* encyption bundle
82	*/
83	#define CEPHX_ENC_MAGIC 0xff009cad8826aa55ull
84
85	struct ceph_x_encrypt_header {
86	__u8 struct_v;
87	__le64 magic;
88	} __attribute__ ((packed));
89
90	#endif