| /* |
| * iSCSI User/Kernel Shares (Defines, Constants, Protocol definitions, etc) |
| * |
| * Copyright (C) 2005 Dmitry Yusupov |
| * Copyright (C) 2005 Alex Aizman |
| * maintained by open-iscsi@googlegroups.com |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published |
| * by the Free Software Foundation; either version 2 of the License, or |
| * (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, but |
| * WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * General Public License for more details. |
| * |
| * See the file COPYING included with this distribution for more details. |
| */ |
| |
| #ifndef ISCSI_IF_H |
| #define ISCSI_IF_H |
| |
| #include <scsi/iscsi_proto.h> |
| #include <linux/in.h> |
| #include <linux/in6.h> |
| |
| #define ISCSI_NL_GRP_ISCSID 1 |
| #define ISCSI_NL_GRP_UIP 2 |
| |
| #define UEVENT_BASE 10 |
| #define KEVENT_BASE 100 |
| #define ISCSI_ERR_BASE 1000 |
| |
| enum iscsi_uevent_e { |
| ISCSI_UEVENT_UNKNOWN = 0, |
| |
| /* down events */ |
| ISCSI_UEVENT_CREATE_SESSION = UEVENT_BASE + 1, |
| ISCSI_UEVENT_DESTROY_SESSION = UEVENT_BASE + 2, |
| ISCSI_UEVENT_CREATE_CONN = UEVENT_BASE + 3, |
| ISCSI_UEVENT_DESTROY_CONN = UEVENT_BASE + 4, |
| ISCSI_UEVENT_BIND_CONN = UEVENT_BASE + 5, |
| ISCSI_UEVENT_SET_PARAM = UEVENT_BASE + 6, |
| ISCSI_UEVENT_START_CONN = UEVENT_BASE + 7, |
| ISCSI_UEVENT_STOP_CONN = UEVENT_BASE + 8, |
| ISCSI_UEVENT_SEND_PDU = UEVENT_BASE + 9, |
| ISCSI_UEVENT_GET_STATS = UEVENT_BASE + 10, |
| ISCSI_UEVENT_GET_PARAM = UEVENT_BASE + 11, |
| |
| ISCSI_UEVENT_TRANSPORT_EP_CONNECT = UEVENT_BASE + 12, |
| ISCSI_UEVENT_TRANSPORT_EP_POLL = UEVENT_BASE + 13, |
| ISCSI_UEVENT_TRANSPORT_EP_DISCONNECT = UEVENT_BASE + 14, |
| |
| ISCSI_UEVENT_TGT_DSCVR = UEVENT_BASE + 15, |
| ISCSI_UEVENT_SET_HOST_PARAM = UEVENT_BASE + 16, |
| ISCSI_UEVENT_UNBIND_SESSION = UEVENT_BASE + 17, |
| ISCSI_UEVENT_CREATE_BOUND_SESSION = UEVENT_BASE + 18, |
| ISCSI_UEVENT_TRANSPORT_EP_CONNECT_THROUGH_HOST = UEVENT_BASE + 19, |
| |
| ISCSI_UEVENT_PATH_UPDATE = UEVENT_BASE + 20, |
| ISCSI_UEVENT_SET_IFACE_PARAMS = UEVENT_BASE + 21, |
| ISCSI_UEVENT_PING = UEVENT_BASE + 22, |
| ISCSI_UEVENT_GET_CHAP = UEVENT_BASE + 23, |
| ISCSI_UEVENT_DELETE_CHAP = UEVENT_BASE + 24, |
| |
| /* up events */ |
| ISCSI_KEVENT_RECV_PDU = KEVENT_BASE + 1, |
| ISCSI_KEVENT_CONN_ERROR = KEVENT_BASE + 2, |
| ISCSI_KEVENT_IF_ERROR = KEVENT_BASE + 3, |
| ISCSI_KEVENT_DESTROY_SESSION = KEVENT_BASE + 4, |
| ISCSI_KEVENT_UNBIND_SESSION = KEVENT_BASE + 5, |
| ISCSI_KEVENT_CREATE_SESSION = KEVENT_BASE + 6, |
| |
| ISCSI_KEVENT_PATH_REQ = KEVENT_BASE + 7, |
| ISCSI_KEVENT_IF_DOWN = KEVENT_BASE + 8, |
| ISCSI_KEVENT_CONN_LOGIN_STATE = KEVENT_BASE + 9, |
| ISCSI_KEVENT_HOST_EVENT = KEVENT_BASE + 10, |
| ISCSI_KEVENT_PING_COMP = KEVENT_BASE + 11, |
| }; |
| |
| enum iscsi_tgt_dscvr { |
| ISCSI_TGT_DSCVR_SEND_TARGETS = 1, |
| ISCSI_TGT_DSCVR_ISNS = 2, |
| ISCSI_TGT_DSCVR_SLP = 3, |
| }; |
| |
| enum iscsi_host_event_code { |
| ISCSI_EVENT_LINKUP = 1, |
| ISCSI_EVENT_LINKDOWN, |
| /* must always be last */ |
| ISCSI_EVENT_MAX, |
| }; |
| |
| struct iscsi_uevent { |
| uint32_t type; /* k/u events type */ |
| uint32_t iferror; /* carries interface or resource errors */ |
| uint64_t transport_handle; |
| |
| union { |
| /* messages u -> k */ |
| struct msg_create_session { |
| uint32_t initial_cmdsn; |
| uint16_t cmds_max; |
| uint16_t queue_depth; |
| } c_session; |
| struct msg_create_bound_session { |
| uint64_t ep_handle; |
| uint32_t initial_cmdsn; |
| uint16_t cmds_max; |
| uint16_t queue_depth; |
| } c_bound_session; |
| struct msg_destroy_session { |
| uint32_t sid; |
| } d_session; |
| struct msg_create_conn { |
| uint32_t sid; |
| uint32_t cid; |
| } c_conn; |
| struct msg_bind_conn { |
| uint32_t sid; |
| uint32_t cid; |
| uint64_t transport_eph; |
| uint32_t is_leading; |
| } b_conn; |
| struct msg_destroy_conn { |
| uint32_t sid; |
| uint32_t cid; |
| } d_conn; |
| struct msg_send_pdu { |
| uint32_t sid; |
| uint32_t cid; |
| uint32_t hdr_size; |
| uint32_t data_size; |
| } send_pdu; |
| struct msg_set_param { |
| uint32_t sid; |
| uint32_t cid; |
| uint32_t param; /* enum iscsi_param */ |
| uint32_t len; |
| } set_param; |
| struct msg_start_conn { |
| uint32_t sid; |
| uint32_t cid; |
| } start_conn; |
| struct msg_stop_conn { |
| uint32_t sid; |
| uint32_t cid; |
| uint64_t conn_handle; |
| uint32_t flag; |
| } stop_conn; |
| struct msg_get_stats { |
| uint32_t sid; |
| uint32_t cid; |
| } get_stats; |
| struct msg_transport_connect { |
| uint32_t non_blocking; |
| } ep_connect; |
| struct msg_transport_connect_through_host { |
| uint32_t host_no; |
| uint32_t non_blocking; |
| } ep_connect_through_host; |
| struct msg_transport_poll { |
| uint64_t ep_handle; |
| uint32_t timeout_ms; |
| } ep_poll; |
| struct msg_transport_disconnect { |
| uint64_t ep_handle; |
| } ep_disconnect; |
| struct msg_tgt_dscvr { |
| enum iscsi_tgt_dscvr type; |
| uint32_t host_no; |
| /* |
| * enable = 1 to establish a new connection |
| * with the server. enable = 0 to disconnect |
| * from the server. Used primarily to switch |
| * from one iSNS server to another. |
| */ |
| uint32_t enable; |
| } tgt_dscvr; |
| struct msg_set_host_param { |
| uint32_t host_no; |
| uint32_t param; /* enum iscsi_host_param */ |
| uint32_t len; |
| } set_host_param; |
| struct msg_set_path { |
| uint32_t host_no; |
| } set_path; |
| struct msg_set_iface_params { |
| uint32_t host_no; |
| uint32_t count; |
| } set_iface_params; |
| struct msg_iscsi_ping { |
| uint32_t host_no; |
| uint32_t iface_num; |
| uint32_t iface_type; |
| uint32_t payload_size; |
| uint32_t pid; /* unique ping id associated |
| with each ping request */ |
| } iscsi_ping; |
| struct msg_get_chap { |
| uint32_t host_no; |
| uint32_t num_entries; /* number of CHAP entries |
| * on request, number of |
| * valid CHAP entries on |
| * response */ |
| uint16_t chap_tbl_idx; |
| } get_chap; |
| struct msg_delete_chap { |
| uint32_t host_no; |
| uint16_t chap_tbl_idx; |
| } delete_chap; |
| } u; |
| union { |
| /* messages k -> u */ |
| int retcode; |
| struct msg_create_session_ret { |
| uint32_t sid; |
| uint32_t host_no; |
| } c_session_ret; |
| struct msg_create_conn_ret { |
| uint32_t sid; |
| uint32_t cid; |
| } c_conn_ret; |
| struct msg_unbind_session { |
| uint32_t sid; |
| uint32_t host_no; |
| } unbind_session; |
| struct msg_recv_req { |
| uint32_t sid; |
| uint32_t cid; |
| uint64_t recv_handle; |
| } recv_req; |
| struct msg_conn_login { |
| uint32_t sid; |
| uint32_t cid; |
| uint32_t state; /* enum iscsi_conn_state */ |
| } conn_login; |
| struct msg_conn_error { |
| uint32_t sid; |
| uint32_t cid; |
| uint32_t error; /* enum iscsi_err */ |
| } connerror; |
| struct msg_session_destroyed { |
| uint32_t host_no; |
| uint32_t sid; |
| } d_session; |
| struct msg_transport_connect_ret { |
| uint64_t handle; |
| } ep_connect_ret; |
| struct msg_req_path { |
| uint32_t host_no; |
| } req_path; |
| struct msg_notify_if_down { |
| uint32_t host_no; |
| } notify_if_down; |
| struct msg_host_event { |
| uint32_t host_no; |
| uint32_t data_size; |
| enum iscsi_host_event_code code; |
| } host_event; |
| struct msg_ping_comp { |
| uint32_t host_no; |
| uint32_t status; |
| uint32_t pid; /* unique ping id associated |
| with each ping request */ |
| uint32_t data_size; |
| } ping_comp; |
| } r; |
| } __attribute__ ((aligned (sizeof(uint64_t)))); |
| |
| enum iscsi_param_type { |
| ISCSI_PARAM, /* iscsi_param (session, conn, target, LU) */ |
| ISCSI_HOST_PARAM, /* iscsi_host_param */ |
| ISCSI_NET_PARAM, /* iscsi_net_param */ |
| }; |
| |
| struct iscsi_iface_param_info { |
| uint32_t iface_num; /* iface number, 0 - n */ |
| uint32_t len; /* Actual length of the param */ |
| uint16_t param; /* iscsi param value */ |
| uint8_t iface_type; /* IPv4 or IPv6 */ |
| uint8_t param_type; /* iscsi_param_type */ |
| uint8_t value[0]; /* length sized value follows */ |
| } __packed; |
| |
| /* |
| * To keep the struct iscsi_uevent size the same for userspace code |
| * compatibility, the main structure for ISCSI_UEVENT_PATH_UPDATE and |
| * ISCSI_KEVENT_PATH_REQ is defined separately and comes after the |
| * struct iscsi_uevent in the NETLINK_ISCSI message. |
| */ |
| struct iscsi_path { |
| uint64_t handle; |
| uint8_t mac_addr[6]; |
| uint8_t mac_addr_old[6]; |
| uint32_t ip_addr_len; /* 4 or 16 */ |
| union { |
| struct in_addr v4_addr; |
| struct in6_addr v6_addr; |
| } src; |
| union { |
| struct in_addr v4_addr; |
| struct in6_addr v6_addr; |
| } dst; |
| uint16_t vlan_id; |
| uint16_t pmtu; |
| } __attribute__ ((aligned (sizeof(uint64_t)))); |
| |
| /* iscsi iface enabled/disabled setting */ |
| #define ISCSI_IFACE_DISABLE 0x01 |
| #define ISCSI_IFACE_ENABLE 0x02 |
| |
| /* ipv4 bootproto */ |
| #define ISCSI_BOOTPROTO_STATIC 0x01 |
| #define ISCSI_BOOTPROTO_DHCP 0x02 |
| |
| /* ipv6 addr autoconfig type */ |
| #define ISCSI_IPV6_AUTOCFG_DISABLE 0x01 |
| #define ISCSI_IPV6_AUTOCFG_ND_ENABLE 0x02 |
| #define ISCSI_IPV6_AUTOCFG_DHCPV6_ENABLE 0x03 |
| |
| /* ipv6 link local addr type */ |
| #define ISCSI_IPV6_LINKLOCAL_AUTOCFG_ENABLE 0x01 |
| #define ISCSI_IPV6_LINKLOCAL_AUTOCFG_DISABLE 0x02 |
| |
| /* ipv6 router addr type */ |
| #define ISCSI_IPV6_ROUTER_AUTOCFG_ENABLE 0x01 |
| #define ISCSI_IPV6_ROUTER_AUTOCFG_DISABLE 0x02 |
| |
| #define ISCSI_IFACE_TYPE_IPV4 0x01 |
| #define ISCSI_IFACE_TYPE_IPV6 0x02 |
| |
| #define ISCSI_MAX_VLAN_ID 4095 |
| #define ISCSI_MAX_VLAN_PRIORITY 7 |
| |
| /* iscsi vlan enable/disabled setting */ |
| #define ISCSI_VLAN_DISABLE 0x01 |
| #define ISCSI_VLAN_ENABLE 0x02 |
| |
| /* iSCSI network params */ |
| enum iscsi_net_param { |
| ISCSI_NET_PARAM_IPV4_ADDR = 1, |
| ISCSI_NET_PARAM_IPV4_SUBNET = 2, |
| ISCSI_NET_PARAM_IPV4_GW = 3, |
| ISCSI_NET_PARAM_IPV4_BOOTPROTO = 4, |
| ISCSI_NET_PARAM_MAC = 5, |
| ISCSI_NET_PARAM_IPV6_LINKLOCAL = 6, |
| ISCSI_NET_PARAM_IPV6_ADDR = 7, |
| ISCSI_NET_PARAM_IPV6_ROUTER = 8, |
| ISCSI_NET_PARAM_IPV6_ADDR_AUTOCFG = 9, |
| ISCSI_NET_PARAM_IPV6_LINKLOCAL_AUTOCFG = 10, |
| ISCSI_NET_PARAM_IPV6_ROUTER_AUTOCFG = 11, |
| ISCSI_NET_PARAM_IFACE_ENABLE = 12, |
| ISCSI_NET_PARAM_VLAN_ID = 13, |
| ISCSI_NET_PARAM_VLAN_PRIORITY = 14, |
| ISCSI_NET_PARAM_VLAN_ENABLED = 15, |
| ISCSI_NET_PARAM_VLAN_TAG = 16, |
| ISCSI_NET_PARAM_IFACE_TYPE = 17, |
| ISCSI_NET_PARAM_IFACE_NAME = 18, |
| ISCSI_NET_PARAM_MTU = 19, |
| ISCSI_NET_PARAM_PORT = 20, |
| }; |
| |
| enum iscsi_conn_state { |
| ISCSI_CONN_STATE_FREE, |
| ISCSI_CONN_STATE_XPT_WAIT, |
| ISCSI_CONN_STATE_IN_LOGIN, |
| ISCSI_CONN_STATE_LOGGED_IN, |
| ISCSI_CONN_STATE_IN_LOGOUT, |
| ISCSI_CONN_STATE_LOGOUT_REQUESTED, |
| ISCSI_CONN_STATE_CLEANUP_WAIT, |
| }; |
| |
| /* |
| * Common error codes |
| */ |
| enum iscsi_err { |
| ISCSI_OK = 0, |
| |
| ISCSI_ERR_DATASN = ISCSI_ERR_BASE + 1, |
| ISCSI_ERR_DATA_OFFSET = ISCSI_ERR_BASE + 2, |
| ISCSI_ERR_MAX_CMDSN = ISCSI_ERR_BASE + 3, |
| ISCSI_ERR_EXP_CMDSN = ISCSI_ERR_BASE + 4, |
| ISCSI_ERR_BAD_OPCODE = ISCSI_ERR_BASE + 5, |
| ISCSI_ERR_DATALEN = ISCSI_ERR_BASE + 6, |
| ISCSI_ERR_AHSLEN = ISCSI_ERR_BASE + 7, |
| ISCSI_ERR_PROTO = ISCSI_ERR_BASE + 8, |
| ISCSI_ERR_LUN = ISCSI_ERR_BASE + 9, |
| ISCSI_ERR_BAD_ITT = ISCSI_ERR_BASE + 10, |
| ISCSI_ERR_CONN_FAILED = ISCSI_ERR_BASE + 11, |
| ISCSI_ERR_R2TSN = ISCSI_ERR_BASE + 12, |
| ISCSI_ERR_SESSION_FAILED = ISCSI_ERR_BASE + 13, |
| ISCSI_ERR_HDR_DGST = ISCSI_ERR_BASE + 14, |
| ISCSI_ERR_DATA_DGST = ISCSI_ERR_BASE + 15, |
| ISCSI_ERR_PARAM_NOT_FOUND = ISCSI_ERR_BASE + 16, |
| ISCSI_ERR_NO_SCSI_CMD = ISCSI_ERR_BASE + 17, |
| ISCSI_ERR_INVALID_HOST = ISCSI_ERR_BASE + 18, |
| ISCSI_ERR_XMIT_FAILED = ISCSI_ERR_BASE + 19, |
| ISCSI_ERR_TCP_CONN_CLOSE = ISCSI_ERR_BASE + 20, |
| ISCSI_ERR_SCSI_EH_SESSION_RST = ISCSI_ERR_BASE + 21, |
| }; |
| |
| /* |
| * iSCSI Parameters (RFC3720) |
| */ |
| enum iscsi_param { |
| /* passed in using netlink set param */ |
| ISCSI_PARAM_MAX_RECV_DLENGTH, |
| ISCSI_PARAM_MAX_XMIT_DLENGTH, |
| ISCSI_PARAM_HDRDGST_EN, |
| ISCSI_PARAM_DATADGST_EN, |
| ISCSI_PARAM_INITIAL_R2T_EN, |
| ISCSI_PARAM_MAX_R2T, |
| ISCSI_PARAM_IMM_DATA_EN, |
| ISCSI_PARAM_FIRST_BURST, |
| ISCSI_PARAM_MAX_BURST, |
| ISCSI_PARAM_PDU_INORDER_EN, |
| ISCSI_PARAM_DATASEQ_INORDER_EN, |
| ISCSI_PARAM_ERL, |
| ISCSI_PARAM_IFMARKER_EN, |
| ISCSI_PARAM_OFMARKER_EN, |
| ISCSI_PARAM_EXP_STATSN, |
| ISCSI_PARAM_TARGET_NAME, |
| ISCSI_PARAM_TPGT, |
| ISCSI_PARAM_PERSISTENT_ADDRESS, |
| ISCSI_PARAM_PERSISTENT_PORT, |
| ISCSI_PARAM_SESS_RECOVERY_TMO, |
| |
| /* passed in through bind conn using transport_fd */ |
| ISCSI_PARAM_CONN_PORT, |
| ISCSI_PARAM_CONN_ADDRESS, |
| |
| ISCSI_PARAM_USERNAME, |
| ISCSI_PARAM_USERNAME_IN, |
| ISCSI_PARAM_PASSWORD, |
| ISCSI_PARAM_PASSWORD_IN, |
| |
| ISCSI_PARAM_FAST_ABORT, |
| ISCSI_PARAM_ABORT_TMO, |
| ISCSI_PARAM_LU_RESET_TMO, |
| ISCSI_PARAM_HOST_RESET_TMO, |
| |
| ISCSI_PARAM_PING_TMO, |
| ISCSI_PARAM_RECV_TMO, |
| |
| ISCSI_PARAM_IFACE_NAME, |
| ISCSI_PARAM_ISID, |
| ISCSI_PARAM_INITIATOR_NAME, |
| |
| ISCSI_PARAM_TGT_RESET_TMO, |
| ISCSI_PARAM_TARGET_ALIAS, |
| |
| ISCSI_PARAM_CHAP_IN_IDX, |
| ISCSI_PARAM_CHAP_OUT_IDX, |
| /* must always be last */ |
| ISCSI_PARAM_MAX, |
| }; |
| |
| /* iSCSI HBA params */ |
| enum iscsi_host_param { |
| ISCSI_HOST_PARAM_HWADDRESS, |
| ISCSI_HOST_PARAM_INITIATOR_NAME, |
| ISCSI_HOST_PARAM_NETDEV_NAME, |
| ISCSI_HOST_PARAM_IPADDRESS, |
| ISCSI_HOST_PARAM_PORT_STATE, |
| ISCSI_HOST_PARAM_PORT_SPEED, |
| ISCSI_HOST_PARAM_MAX, |
| }; |
| |
| /* iSCSI port Speed */ |
| enum iscsi_port_speed { |
| ISCSI_PORT_SPEED_UNKNOWN = 0x1, |
| ISCSI_PORT_SPEED_10MBPS = 0x2, |
| ISCSI_PORT_SPEED_100MBPS = 0x4, |
| ISCSI_PORT_SPEED_1GBPS = 0x8, |
| ISCSI_PORT_SPEED_10GBPS = 0x10, |
| }; |
| |
| /* iSCSI port state */ |
| enum iscsi_port_state { |
| ISCSI_PORT_STATE_DOWN = 0x1, |
| ISCSI_PORT_STATE_UP = 0x2, |
| }; |
| |
| #define iscsi_ptr(_handle) ((void*)(unsigned long)_handle) |
| #define iscsi_handle(_ptr) ((uint64_t)(unsigned long)_ptr) |
| |
| /* |
| * These flags presents iSCSI Data-Path capabilities. |
| */ |
| #define CAP_RECOVERY_L0 0x1 |
| #define CAP_RECOVERY_L1 0x2 |
| #define CAP_RECOVERY_L2 0x4 |
| #define CAP_MULTI_R2T 0x8 |
| #define CAP_HDRDGST 0x10 |
| #define CAP_DATADGST 0x20 |
| #define CAP_MULTI_CONN 0x40 |
| #define CAP_TEXT_NEGO 0x80 |
| #define CAP_MARKERS 0x100 |
| #define CAP_FW_DB 0x200 |
| #define CAP_SENDTARGETS_OFFLOAD 0x400 /* offload discovery process */ |
| #define CAP_DATA_PATH_OFFLOAD 0x800 /* offload entire IO path */ |
| #define CAP_DIGEST_OFFLOAD 0x1000 /* offload hdr and data digests */ |
| #define CAP_PADDING_OFFLOAD 0x2000 /* offload padding insertion, removal, |
| and verification */ |
| #define CAP_LOGIN_OFFLOAD 0x4000 /* offload session login */ |
| |
| /* |
| * These flags describes reason of stop_conn() call |
| */ |
| #define STOP_CONN_TERM 0x1 |
| #define STOP_CONN_SUSPEND 0x2 |
| #define STOP_CONN_RECOVER 0x3 |
| |
| #define ISCSI_STATS_CUSTOM_MAX 32 |
| #define ISCSI_STATS_CUSTOM_DESC_MAX 64 |
| struct iscsi_stats_custom { |
| char desc[ISCSI_STATS_CUSTOM_DESC_MAX]; |
| uint64_t value; |
| }; |
| |
| /* |
| * struct iscsi_stats - iSCSI Statistics (iSCSI MIB) |
| * |
| * Note: this structure contains counters collected on per-connection basis. |
| */ |
| struct iscsi_stats { |
| /* octets */ |
| uint64_t txdata_octets; |
| uint64_t rxdata_octets; |
| |
| /* xmit pdus */ |
| uint32_t noptx_pdus; |
| uint32_t scsicmd_pdus; |
| uint32_t tmfcmd_pdus; |
| uint32_t login_pdus; |
| uint32_t text_pdus; |
| uint32_t dataout_pdus; |
| uint32_t logout_pdus; |
| uint32_t snack_pdus; |
| |
| /* recv pdus */ |
| uint32_t noprx_pdus; |
| uint32_t scsirsp_pdus; |
| uint32_t tmfrsp_pdus; |
| uint32_t textrsp_pdus; |
| uint32_t datain_pdus; |
| uint32_t logoutrsp_pdus; |
| uint32_t r2t_pdus; |
| uint32_t async_pdus; |
| uint32_t rjt_pdus; |
| |
| /* errors */ |
| uint32_t digest_err; |
| uint32_t timeout_err; |
| |
| /* |
| * iSCSI Custom Statistics support, i.e. Transport could |
| * extend existing MIB statistics with its own specific statistics |
| * up to ISCSI_STATS_CUSTOM_MAX |
| */ |
| uint32_t custom_length; |
| struct iscsi_stats_custom custom[0] |
| __attribute__ ((aligned (sizeof(uint64_t)))); |
| }; |
| |
| enum chap_type_e { |
| CHAP_TYPE_OUT, |
| CHAP_TYPE_IN, |
| }; |
| |
| #define ISCSI_CHAP_AUTH_NAME_MAX_LEN 256 |
| #define ISCSI_CHAP_AUTH_SECRET_MAX_LEN 256 |
| struct iscsi_chap_rec { |
| uint16_t chap_tbl_idx; |
| enum chap_type_e chap_type; |
| char username[ISCSI_CHAP_AUTH_NAME_MAX_LEN]; |
| uint8_t password[ISCSI_CHAP_AUTH_SECRET_MAX_LEN]; |
| uint8_t password_length; |
| } __packed; |
| |
| #endif |