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/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2008 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _ISNS_PROTOCOL_H
#define _ISNS_PROTOCOL_H
#ifdef __cplusplus
extern "C" {
#endif
#include <netinet/in.h>
#include <sys/socket.h>
#include <sys/types.h>
#define ISNSP_VERSION (0x01)
#define ISNS_DEFAULT_SERVER_PORT (3205)
#define ISNSP_HEADER_SIZE (12)
#define ISNSP_MAX_PAYLOAD_SIZE (65532)
#define ISNSP_MAX_PDU_SIZE (ISNSP_HEADER_SIZE + \
ISNSP_MAX_PAYLOAD_SIZE)
#define ISNS_TLV_ATTR_ID_LEN (4)
#define ISNS_TLV_ATTR_LEN_LEN (4)
#define MAX_ISNS_MESG_ATTR_ENTRIES (8)
#define MAX_ISNS_OPER_ATTR_ENTRIES (32)
/* iSNS Entity Protocol, iSNS Draft - section 6.2.2. */
#define ISNS_ENTITY_PROTOCOL_NO (1)
#define ISNS_ENTITY_PROTOCOL_ISCSI (2)
#define ISNS_ENTITY_PROTOCOL_FCP (3)
/* iSNS Function IDs, iSNS Draft - section 4.1.3. */
#define ISNS_DEV_ATTR_REG (0x0001)
#define ISNS_DEV_ATTR_QRY (0x0002)
#define ISNS_DEV_GET_NEXT (0x0003)
#define ISNS_DEV_DEREG (0x0004)
#define ISNS_SCN_REG (0x0005)
#define ISNS_SCN_DEREG (0x0006)
#define ISNS_SCN (0x0008)
#define ISNS_ESI (0x000D)
#define ISNS_HEARTBEAT (0x000E)
#define ISNS_DEV_ATTR_REG_RSP (0x8001)
#define ISNS_DEV_ATTR_QRY_RSP (0x8002)
#define ISNS_DEV_DEREG_RSP (0x8004)
#define ISNS_SCN_REG_RSP (0x8005)
#define ISNS_SCN_DEREG_RSP (0x8006)
#define ISNS_SCN_RSP (0x8008)
#define ISNS_ESI_RSP (0x800D)
/* iSNS Flags, iSNS Draft - section 5.1.4. */
#define ISNS_FLAG_FIRST_PDU (0x0400)
#define ISNS_FLAG_LAST_PDU (0x0800)
#define ISNS_FLAG_REPLACE_REG (0x1000)
#define ISNS_FLAG_AUTH_BLK_PRESENTED (0x2000)
#define ISNS_FLAG_SERVER (0x4000)
#define ISNS_FLAG_CLIENT (0x8000)
/* iSNS Response Status, iSNS Draft - section 5.4 */
#define ISNS_RSP_SUCCESSFUL (0)
#define ISNS_RSP_UNKNOWN_ERROR (1)
#define ISNS_RSP_MSG_FORMAT_ERROR (2)
#define ISNS_RSP_INVALID_REGIS (3)
#define ISNS_RSP_INVALID_QRY (5)
#define ISNS_RSP_SRC_UNKNOWN (6)
#define ISNS_RSP_SRC_ABSENT (7)
#define ISNS_RSP_SRC_UNAUTHORIZED (8)
#define ISNS_RSP_NO_SUCH_ENTRY (9)
#define ISNS_RSP_VER_NOT_SUPPORTED (10)
#define ISNS_RSP_INTERNAL_ERROR (11)
#define ISNS_RSP_BUSY (12)
#define ISNS_RSP_OPTION_NOT_UNDERSTOOD (13)
#define ISNS_RSP_INVALID_UPDATE (14)
#define ISNS_RSP_MSG_NOT_SUPPORTED (15)
#define ISNS_RSP_SCN_EVENT_REJECTED (16)
#define ISNS_RSP_SCN_REGIS_REJECTED (17)
#define ISNS_RSP_ATTR_NOT_IMPL (18)
#define ISNS_RSP_ESI_NOT_AVAILABLE (21)
#define ISNS_RSP_INVALID_DEREGIS (22)
#define ISNS_RSP_REGIS_NOT_SUPPORTED (23)
/* iSCSI Node Type, iSNS Draft - section 6.4.2. */
#define ISNS_TARGET_NODE_TYPE (0x0001)
#define ISNS_INITIATOR_NODE_TYPE (0x0002)
#define ISNS_CONTROL_NODE_TYPE (0x0004)
/* iSCSI Node SCN Bitmap, iSNS Draft - section 6.4.4. */
#define ISNS_INIT_SELF_INFO_ONLY (0x0080) /* Bit 24 */
#define ISNS_TARGET_SELF_INFO_ONLY (0x0040) /* Bit 25 */
#define ISNS_MGMT_REG (0x0020) /* Bit 26 */
#define ISNS_OBJ_REMOVED (0x0010) /* Bit 27 */
#define ISNS_OBJ_ADDED (0x0008) /* Bit 28 */
#define ISNS_OBJ_UPDATED (0x0004) /* Bit 29 */
#define ISNS_OBJ_MEMBER_REMOVED (0x0002) /* Bit 30 */
#define ISNS_OBJ_MEMBER_ADDED (0x0001) /* Bit 31 */
/* iSNS Attribute IDs, iSNS Draft - section 6.1. */
#define ISNS_DELIMITER_ATTR_ID (0)
#define ISNS_EID_ATTR_ID (1)
#define ISNS_ENTITY_PROTOCOL_ATTR_ID (2)
#define ISNS_TIMESTAMP_ATTR_ID (4)
#define ISNS_PORTAL_IP_ADDR_ATTR_ID (16)
#define ISNS_PORTAL_PORT_ATTR_ID (17)
#define ISNS_PORTAL_NAME_ATTR_ID (18)
#define ISNS_ESI_INTERVAL_ATTR_ID (19)
#define ISNS_ESI_PORT_ATTR_ID (20)
#define ISNS_SCN_PORT_ATTR_ID (23)
#define ISNS_ISCSI_NAME_ATTR_ID (32)
#define ISNS_ISCSI_NODE_TYPE_ATTR_ID (33)
#define ISNS_ISCSI_ALIAS_ATTR_ID (34)
#define ISNS_ISCSI_SCN_BITMAP_ATTR_ID (35)
#define ISNS_PG_ISCSI_NAME_ATTR_ID (48)
#define ISNS_PG_PORTAL_IP_ADDR_ATTR_ID (49)
#define ISNS_PG_PORTAL_PORT_ATTR_ID (50)
#define ISNS_PG_TAG_ATTR_ID (51)
#define ISNS_PG_INDEX_ATTR_ID (52)
/* iSNS Defaults */
#define ISNS_DEFAULT_SERVER_PORT (3205)
typedef struct isns_tlv {
uint32_t attr_id;
uint32_t attr_len;
uint8_t attr_value[1];
} isns_tlv_t;
typedef struct isns_packet_data {
uint16_t version;
uint16_t func_id;
uint16_t payload_len;
uint16_t flags;
uint16_t xid;
uint16_t seq;
int num_of_tlvs;
isns_tlv_t tlvs[MAX_ISNS_OPER_ATTR_ENTRIES];
} isns_packet_data_t;
typedef struct isns_reg_mesg {
isns_tlv_t src_attr;
int num_of_mesg_attrs;
isns_tlv_t *mesg_attrs[MAX_ISNS_MESG_ATTR_ENTRIES];
isns_tlv_t delimiter_attr;
isns_tlv_t *operating_attrs[MAX_ISNS_OPER_ATTR_ENTRIES];
} isns_reg_mesg_t;
typedef struct isns_resp_mesg {
uint8_t status[4];
isns_tlv_t messages_attrs[MAX_ISNS_MESG_ATTR_ENTRIES];
isns_tlv_t delimiter_attr;
isns_tlv_t operating_attrs[MAX_ISNS_OPER_ATTR_ENTRIES];
} isns_resp_mesg_t;
typedef struct isns_pdu {
uint16_t version;
uint16_t func_id;
uint16_t payload_len;
uint16_t flags;
uint16_t xid;
uint16_t seq;
uint8_t payload[1];
} isns_pdu_t;
typedef struct isns_resp {
uint32_t status;
uint8_t data[1];
} isns_resp_t;
#ifdef __cplusplus
}
#endif
#endif /* _ISNS_PROTOCOL_H */
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