1a6d42e7dSPeter Dunlap /* 2a6d42e7dSPeter Dunlap * CDDL HEADER START 3a6d42e7dSPeter Dunlap * 4a6d42e7dSPeter Dunlap * The contents of this file are subject to the terms of the 5a6d42e7dSPeter Dunlap * Common Development and Distribution License (the "License"). 6a6d42e7dSPeter Dunlap * You may not use this file except in compliance with the License. 7a6d42e7dSPeter Dunlap * 8a6d42e7dSPeter Dunlap * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9a6d42e7dSPeter Dunlap * or http://www.opensolaris.org/os/licensing. 10a6d42e7dSPeter Dunlap * See the License for the specific language governing permissions 11a6d42e7dSPeter Dunlap * and limitations under the License. 12a6d42e7dSPeter Dunlap * 13a6d42e7dSPeter Dunlap * When distributing Covered Code, include this CDDL HEADER in each 14a6d42e7dSPeter Dunlap * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15a6d42e7dSPeter Dunlap * If applicable, add the following below this CDDL HEADER, with the 16a6d42e7dSPeter Dunlap * fields enclosed by brackets "[]" replaced with your own identifying 17a6d42e7dSPeter Dunlap * information: Portions Copyright [yyyy] [name of copyright owner] 18a6d42e7dSPeter Dunlap * 19a6d42e7dSPeter Dunlap * CDDL HEADER END 20a6d42e7dSPeter Dunlap */ 21483b029bSYuri Pankov 22a6d42e7dSPeter Dunlap /* 23d618d68dSPriya Krishnan * Copyright (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved. 24483b029bSYuri Pankov * Copyright 2014 Nexenta Systems, Inc. All rights reserved. 25*2727bb05STim Kordas * Copyright (c) 2017, Joyent, Inc. All rights reserved. 26a6d42e7dSPeter Dunlap */ 27483b029bSYuri Pankov 28a6d42e7dSPeter Dunlap #ifndef _ISCSIT_H_ 29a6d42e7dSPeter Dunlap #define _ISCSIT_H_ 30a6d42e7dSPeter Dunlap 31a6d42e7dSPeter Dunlap #include <sys/iscsit/iscsi_if.h> 32a6d42e7dSPeter Dunlap #include <sys/iscsit/iscsit_common.h> 33a6d42e7dSPeter Dunlap 344558d122SViswanathan Kannappan #include "iscsit_authclient.h" 354558d122SViswanathan Kannappan 36a6d42e7dSPeter Dunlap /* 37a6d42e7dSPeter Dunlap * For some reason iscsi_protocol.h lists the max version as "0x02" and the 38a6d42e7dSPeter Dunlap * min version as "0x00". RFC3720 clearly states that the current version 39a6d42e7dSPeter Dunlap * number is 0x00 so that is what we will use. 40a6d42e7dSPeter Dunlap */ 41a6d42e7dSPeter Dunlap #define ISCSIT_MIN_VERSION 0x00 42a6d42e7dSPeter Dunlap #define ISCSIT_MAX_VERSION 0x00 43d618d68dSPriya Krishnan #define ISCSIT_MAX_CONNECTIONS 32 /* MC/S support */ 44a6d42e7dSPeter Dunlap #define ISCSIT_MAX_RECV_DATA_SEGMENT_LENGTH (32*1024) 45c050a449SPeter Gill #define ISCSIT_MAX_BURST_LENGTH (1024*1024) 46a6d42e7dSPeter Dunlap #define ISCSIT_MAX_FIRST_BURST_LENGTH ISCSI_DEFAULT_FIRST_BURST_LENGTH 47c050a449SPeter Gill #define ISCSIT_MAX_TIME2WAIT ISCSI_MAX_TIME2WAIT 48a6d42e7dSPeter Dunlap #define ISCSIT_MAX_TIME2RETAIN ISCSI_DEFAULT_TIME_TO_RETAIN 49a6d42e7dSPeter Dunlap #define ISCSIT_MAX_OUTSTANDING_R2T ISCSI_DEFAULT_MAX_OUT_R2T 50a6d42e7dSPeter Dunlap #define ISCSIT_MAX_ERROR_RECOVERY_LEVEL 0 5156261083SCharles Ting #define ISCSIT_MAX_OUTSTANDING_UNEXPECTED_PDUS 0 52a6d42e7dSPeter Dunlap 53a6d42e7dSPeter Dunlap #define ISCSIT_DEFAULT_TPG "iscsit-default-tpg" 54a6d42e7dSPeter Dunlap #define ISCSIT_DEFAULT_TPGT 1 55a6d42e7dSPeter Dunlap 56a6d42e7dSPeter Dunlap #define ISCSI_MAX_TSIH 0xffff 57a6d42e7dSPeter Dunlap #define ISCSI_UNSPEC_TSIH 0 58a6d42e7dSPeter Dunlap 59a6d42e7dSPeter Dunlap /* Max targets per system */ 60a6d42e7dSPeter Dunlap #define ISCSIT_MAX_TARGETS 1024 61a6d42e7dSPeter Dunlap 62d618d68dSPriya Krishnan #define ISCSIT_MAX_WINDOW 1024 63d618d68dSPriya Krishnan #define ISCSIT_RXPDU_QUEUE_LEN 2048 64d618d68dSPriya Krishnan 65d618d68dSPriya Krishnan /* 66d618d68dSPriya Krishnan * MC/S: A timeout is maintained to recover from lost CmdSN (holes in the 67d618d68dSPriya Krishnan * CmdSN ordering). When the timeout is reached, the ExpCmdSN is advanced 68d618d68dSPriya Krishnan * past the hole to continue processing the queued commands. This value is 69d618d68dSPriya Krishnan * system-tunable (volatile rxpdu_queue_threshold) and should be in the 70d618d68dSPriya Krishnan * range from 5 to 30 seconds. 71d618d68dSPriya Krishnan */ 72d618d68dSPriya Krishnan #define ISCSIT_RXPDU_QUEUE_THRESHOLD 5 /* 5 seconds */ 73d618d68dSPriya Krishnan #define ISCSIT_RXPDU_QUEUE_MONITOR_INTERVAL 5 /* 5 seconds */ 74d618d68dSPriya Krishnan 75a6d42e7dSPeter Dunlap /* Time in seconds to wait between calls to stmf_deregister_local_port */ 76a6d42e7dSPeter Dunlap #define TGT_DEREG_RETRY_SECONDS 1 77a6d42e7dSPeter Dunlap 78a6d42e7dSPeter Dunlap #define ISCSIT_GLOBAL_LOCK(rw) rw_enter(&iscsit_global.global_rwlock, (rw)) 79a6d42e7dSPeter Dunlap #define ISCSIT_GLOBAL_UNLOCK() rw_exit(&iscsit_global.global_rwlock) 80a6d42e7dSPeter Dunlap 81d618d68dSPriya Krishnan /* Circular buffer to hold the out-of-order PDUs in MC/S */ 82d618d68dSPriya Krishnan typedef struct { 83d618d68dSPriya Krishnan idm_pdu_t *cb_buffer[ISCSIT_RXPDU_QUEUE_LEN]; 84d618d68dSPriya Krishnan int cb_num_elems; 85d618d68dSPriya Krishnan } iscsit_cbuf_t; 86d618d68dSPriya Krishnan 87a6d42e7dSPeter Dunlap /* 88a6d42e7dSPeter Dunlap * Used for serial number arithmetic (RFC 1982) 89a6d42e7dSPeter Dunlap */ 90a6d42e7dSPeter Dunlap #define ISCSIT_SNA32_CHECK 0x80000000 91a6d42e7dSPeter Dunlap 92a6d42e7dSPeter Dunlap typedef struct { 93a6d42e7dSPeter Dunlap char tpg_name[MAX_TPG_NAMELEN]; 94a6d42e7dSPeter Dunlap kmutex_t tpg_mutex; 95a6d42e7dSPeter Dunlap idm_refcnt_t tpg_refcnt; 96a6d42e7dSPeter Dunlap int tpg_online; 97a6d42e7dSPeter Dunlap avl_tree_t tpg_portal_list; 98a6d42e7dSPeter Dunlap avl_node_t tpg_global_ln; 99a6d42e7dSPeter Dunlap list_node_t tpg_delete_ln; 100a6d42e7dSPeter Dunlap } iscsit_tpg_t; 101a6d42e7dSPeter Dunlap 102a6d42e7dSPeter Dunlap #define IS_DEFAULT_TPGT(TPGT) \ 103a6d42e7dSPeter Dunlap (((TPGT) != NULL) && \ 104a6d42e7dSPeter Dunlap ((TPGT)->tpgt_tpg == iscsit_global.global_default_tpg)) 105a6d42e7dSPeter Dunlap 106a6d42e7dSPeter Dunlap typedef struct { 107a6d42e7dSPeter Dunlap iscsit_tpg_t *tpgt_tpg; 108a6d42e7dSPeter Dunlap idm_refcnt_t tpgt_refcnt; 109a6d42e7dSPeter Dunlap avl_node_t tpgt_tgt_ln; 110a6d42e7dSPeter Dunlap list_node_t tpgt_delete_ln; 111a6d42e7dSPeter Dunlap uint16_t tpgt_tag; 112a6d42e7dSPeter Dunlap boolean_t tpgt_needs_tpg_offline; 113a6d42e7dSPeter Dunlap } iscsit_tpgt_t; 114a6d42e7dSPeter Dunlap 115a6d42e7dSPeter Dunlap typedef struct { 116a6d42e7dSPeter Dunlap struct sockaddr_storage portal_addr; 117a6d42e7dSPeter Dunlap int portal_online; 118a6d42e7dSPeter Dunlap idm_refcnt_t portal_refcnt; 119a6d42e7dSPeter Dunlap avl_node_t portal_tpg_ln; 120a6d42e7dSPeter Dunlap iscsit_tpg_t *portal_tpg; 121a6d42e7dSPeter Dunlap idm_svc_t *portal_svc; 122e42a0851Speter dunlap boolean_t portal_default; 123e42a0851Speter dunlap void *portal_isns; 124a6d42e7dSPeter Dunlap } iscsit_portal_t; 125a6d42e7dSPeter Dunlap 126a6d42e7dSPeter Dunlap 127a6d42e7dSPeter Dunlap /* Target states and events, update iscsit_ts_name table whenever modified */ 128a6d42e7dSPeter Dunlap typedef enum { 129a6d42e7dSPeter Dunlap TS_UNDEFINED = 0, 130a6d42e7dSPeter Dunlap TS_CREATED, 131a6d42e7dSPeter Dunlap TS_ONLINING, 132a6d42e7dSPeter Dunlap TS_ONLINE, 133a6d42e7dSPeter Dunlap TS_STMF_ONLINE, 134a6d42e7dSPeter Dunlap TS_DELETING_NEED_OFFLINE, 135a6d42e7dSPeter Dunlap TS_OFFLINING, 136a6d42e7dSPeter Dunlap TS_OFFLINE, 137a6d42e7dSPeter Dunlap TS_STMF_OFFLINE, 138a6d42e7dSPeter Dunlap TS_DELETING_STMF_DEREG, 139a6d42e7dSPeter Dunlap TS_DELETING_STMF_DEREG_FAIL, 140a6d42e7dSPeter Dunlap TS_DELETING, 141a6d42e7dSPeter Dunlap TS_MAX_STATE 142a6d42e7dSPeter Dunlap } iscsit_tgt_state_t; 143a6d42e7dSPeter Dunlap 144a6d42e7dSPeter Dunlap #ifdef ISCSIT_TGT_SM_STRINGS 145a6d42e7dSPeter Dunlap static const char *iscsit_ts_name[TS_MAX_STATE+1] = { 146a6d42e7dSPeter Dunlap "TS_UNDEFINED", 147a6d42e7dSPeter Dunlap "TS_CREATED", 148a6d42e7dSPeter Dunlap "TS_ONLINING", 149a6d42e7dSPeter Dunlap "TS_ONLINE", 150a6d42e7dSPeter Dunlap "TS_STMF_ONLINE", 151a6d42e7dSPeter Dunlap "TS_DELETING_NEED_OFFLINE", 152a6d42e7dSPeter Dunlap "TS_OFFLINING", 153a6d42e7dSPeter Dunlap "TS_OFFLINE", 154a6d42e7dSPeter Dunlap "TS_STMF_OFFLINE", 155a6d42e7dSPeter Dunlap "TS_DELETING_STMF_DEREG", 156a6d42e7dSPeter Dunlap "TS_DELETING_STMF_DEREG_FAIL", 157a6d42e7dSPeter Dunlap "TS_DELETING", 158a6d42e7dSPeter Dunlap "TS_MAX_STATE" 159a6d42e7dSPeter Dunlap }; 160a6d42e7dSPeter Dunlap #endif 161a6d42e7dSPeter Dunlap 162a6d42e7dSPeter Dunlap typedef enum { 163a6d42e7dSPeter Dunlap TE_UNDEFINED = 0, 164a6d42e7dSPeter Dunlap TE_STMF_ONLINE_REQ, 165a6d42e7dSPeter Dunlap TE_ONLINE_SUCCESS, 166a6d42e7dSPeter Dunlap TE_ONLINE_FAIL, 167a6d42e7dSPeter Dunlap TE_STMF_ONLINE_COMPLETE_ACK, 168a6d42e7dSPeter Dunlap TE_STMF_OFFLINE_REQ, 169a6d42e7dSPeter Dunlap TE_OFFLINE_COMPLETE, 170a6d42e7dSPeter Dunlap TE_STMF_OFFLINE_COMPLETE_ACK, 171a6d42e7dSPeter Dunlap TE_DELETE, 172a6d42e7dSPeter Dunlap TE_STMF_DEREG_SUCCESS, 173a6d42e7dSPeter Dunlap TE_STMF_DEREG_FAIL, 174a6d42e7dSPeter Dunlap TE_STMF_DEREG_RETRY, 175a6d42e7dSPeter Dunlap TE_WAIT_REF_COMPLETE, 176a6d42e7dSPeter Dunlap TE_MAX_EVENT 177a6d42e7dSPeter Dunlap } iscsit_tgt_event_t; 178a6d42e7dSPeter Dunlap 179a6d42e7dSPeter Dunlap #ifdef ISCSIT_TGT_SM_STRINGS 180a6d42e7dSPeter Dunlap static const char *iscsit_te_name[TE_MAX_EVENT+1] = { 181a6d42e7dSPeter Dunlap "TE_UNDEFINED", 182a6d42e7dSPeter Dunlap "TE_STMF_ONLINE_REQ", 183a6d42e7dSPeter Dunlap "TE_ONLINE_SUCCESS", 184a6d42e7dSPeter Dunlap "TE_ONLINE_FAIL", 185a6d42e7dSPeter Dunlap "TE_STMF_ONLINE_COMPLETE_ACK", 186a6d42e7dSPeter Dunlap "TE_STMF_OFFLINE_REQ", 187a6d42e7dSPeter Dunlap "TE_OFFLINE_COMPLETE", 188a6d42e7dSPeter Dunlap "TE_STMF_OFFLINE_COMPLETE_ACK", 189a6d42e7dSPeter Dunlap "TE_DELETE", 190a6d42e7dSPeter Dunlap "TE_STMF_DEREG_SUCCESS", 191a6d42e7dSPeter Dunlap "TE_STMF_DEREG_FAIL", 192a6d42e7dSPeter Dunlap "TE_STMF_DEREG_RETRY", 193a6d42e7dSPeter Dunlap "TE_WAIT_REF_COMPLETE", 194a6d42e7dSPeter Dunlap "TE_MAX_EVENT" 195a6d42e7dSPeter Dunlap }; 196a6d42e7dSPeter Dunlap #endif 197a6d42e7dSPeter Dunlap 198a6d42e7dSPeter Dunlap typedef struct { 199a6d42e7dSPeter Dunlap char *target_name; 200a6d42e7dSPeter Dunlap nvlist_t *target_props; 201a6d42e7dSPeter Dunlap kmutex_t target_mutex; 202a6d42e7dSPeter Dunlap idm_refcnt_t target_refcnt; 203a6d42e7dSPeter Dunlap idm_refcnt_t target_sess_refcnt; 204a6d42e7dSPeter Dunlap avl_tree_t target_tpgt_list; 205a6d42e7dSPeter Dunlap avl_tree_t target_sess_list; 206a6d42e7dSPeter Dunlap avl_node_t target_global_ln; 207a6d42e7dSPeter Dunlap avl_node_t target_global_deleted_ln; 208a6d42e7dSPeter Dunlap /* STMF lport == iSCSI target */ 209a6d42e7dSPeter Dunlap scsi_devid_desc_t *target_devid; 210a6d42e7dSPeter Dunlap stmf_local_port_t *target_stmf_lport; 211a6d42e7dSPeter Dunlap uint8_t target_stmf_lport_registered; 212a6d42e7dSPeter Dunlap 213a6d42e7dSPeter Dunlap /* Target state */ 214a6d42e7dSPeter Dunlap boolean_t target_sm_busy; 215a6d42e7dSPeter Dunlap boolean_t target_deleting; 216a6d42e7dSPeter Dunlap iscsit_tgt_state_t target_state; 217a6d42e7dSPeter Dunlap iscsit_tgt_state_t target_last_state; 218a6d42e7dSPeter Dunlap sm_audit_buf_t target_state_audit; 219a6d42e7dSPeter Dunlap list_t target_events; 220a6d42e7dSPeter Dunlap uint64_t target_generation; 221a6d42e7dSPeter Dunlap } iscsit_tgt_t; 222a6d42e7dSPeter Dunlap 223a6d42e7dSPeter Dunlap typedef struct { 224a6d42e7dSPeter Dunlap char ini_name[MAX_ISCSI_NODENAMELEN]; 225a6d42e7dSPeter Dunlap nvlist_t *ini_props; 226a6d42e7dSPeter Dunlap avl_node_t ini_global_ln; 227a6d42e7dSPeter Dunlap } iscsit_ini_t; 228a6d42e7dSPeter Dunlap 229a6d42e7dSPeter Dunlap /* 230a6d42e7dSPeter Dunlap * iSCSI Auth Information 231a6d42e7dSPeter Dunlap */ 232a6d42e7dSPeter Dunlap typedef struct conn_auth { 23330e7468fSPeter Dunlap char ca_tgt_chapuser[iscsitAuthStringMaxLength]; 23430e7468fSPeter Dunlap uint8_t ca_tgt_chapsecret[iscsitAuthStringMaxLength]; 235a6d42e7dSPeter Dunlap int ca_tgt_chapsecretlen; 236a6d42e7dSPeter Dunlap 23730e7468fSPeter Dunlap char ca_ini_chapuser[iscsitAuthStringMaxLength]; 23830e7468fSPeter Dunlap uint8_t ca_ini_chapsecret[iscsitAuthStringMaxLength]; 239a6d42e7dSPeter Dunlap int ca_ini_chapsecretlen; 240a6d42e7dSPeter Dunlap 241a6d42e7dSPeter Dunlap /* RADIUS authentication information */ 242a6d42e7dSPeter Dunlap boolean_t ca_use_radius; 243a6d42e7dSPeter Dunlap struct sockaddr_storage ca_radius_server; 24430e7468fSPeter Dunlap uint8_t ca_radius_secret[iscsitAuthStringMaxLength]; 245a6d42e7dSPeter Dunlap int ca_radius_secretlen; 246a6d42e7dSPeter Dunlap 247a6d42e7dSPeter Dunlap /* authentication method list */ 24830e7468fSPeter Dunlap iscsit_auth_method_t ca_method_valid_list[iscsitAuthMethodMaxCount]; 249a6d42e7dSPeter Dunlap 250a6d42e7dSPeter Dunlap /* Target alias */ 251a6d42e7dSPeter Dunlap char ca_tgt_alias[MAX_ISCSI_NODENAMELEN]; 252a6d42e7dSPeter Dunlap } conn_auth_t; 253a6d42e7dSPeter Dunlap 254a6d42e7dSPeter Dunlap /* 255a6d42e7dSPeter Dunlap * We have three state machines (so far) between the IDM connection state 256a6d42e7dSPeter Dunlap * machine, the session state machine, and the login state machine. All 257a6d42e7dSPeter Dunlap * of these states have some concept of "full feature mode". It's going 258a6d42e7dSPeter Dunlap * to be obnoxious if we use a mixture of these "ffp" representations 259a6d42e7dSPeter Dunlap * since it will be difficult to ensure the three state machines 260a6d42e7dSPeter Dunlap * transition at exactly the same time. We should drive decisions that 261a6d42e7dSPeter Dunlap * depend on FFP from the IDM state machine which is actually snooping 262a6d42e7dSPeter Dunlap * the iSCSI PDU's and will always transition at the correct time. 263a6d42e7dSPeter Dunlap * 264a6d42e7dSPeter Dunlap * A consequence of this approach is that there is a window just after 265a6d42e7dSPeter Dunlap * login completes where we may get a SCSI request but the session 266a6d42e7dSPeter Dunlap * or login state machine has not quite transitioned to "FFP". Whether 267a6d42e7dSPeter Dunlap * this is a problem depends on how we use those state machines. This 268a6d42e7dSPeter Dunlap * is what we should use them for: 269a6d42e7dSPeter Dunlap * 270a6d42e7dSPeter Dunlap * IDM Connection state machine - Decisions related to command processing 271a6d42e7dSPeter Dunlap * including whether a connection is in FFP 272a6d42e7dSPeter Dunlap * 273a6d42e7dSPeter Dunlap * Session state machine - Summarize the state of all available connections 274a6d42e7dSPeter Dunlap * for the purposes of ERL1, ERL2 and MC/S. A session in LOGGED_IN state 275a6d42e7dSPeter Dunlap * should always have at least one FFP connection but there may be a brief 276a6d42e7dSPeter Dunlap * window where a session in ACTIVE might have one or more FFP connections 277a6d42e7dSPeter Dunlap * even though ACTIVE is not strictly an FFP state according to the RFC. 278a6d42e7dSPeter Dunlap * 279a6d42e7dSPeter Dunlap * Login state machine -- drive the login process, collect negotiated 280a6d42e7dSPeter Dunlap * parameters. Another side effect of this approach is that we may get 281a6d42e7dSPeter Dunlap * the "notify ffp" callback from the IDM connection state machine before 282a6d42e7dSPeter Dunlap * the login state machine has actually transitioned to FFP state. 283a6d42e7dSPeter Dunlap */ 284a6d42e7dSPeter Dunlap 285a6d42e7dSPeter Dunlap struct iscsit_conn_s; 286a6d42e7dSPeter Dunlap 287a6d42e7dSPeter Dunlap /* Update iscsit_ss_name table whenever session states are modified */ 288a6d42e7dSPeter Dunlap typedef enum { 289a6d42e7dSPeter Dunlap SS_UNDEFINED = 0, 290a6d42e7dSPeter Dunlap SS_Q1_FREE, 291a6d42e7dSPeter Dunlap SS_Q2_ACTIVE, 292a6d42e7dSPeter Dunlap SS_Q3_LOGGED_IN, 293a6d42e7dSPeter Dunlap SS_Q4_FAILED, 294a6d42e7dSPeter Dunlap SS_Q5_CONTINUE, 295a6d42e7dSPeter Dunlap SS_Q6_DONE, 296a6d42e7dSPeter Dunlap SS_Q7_ERROR, 297a6d42e7dSPeter Dunlap /* Add new session states above SS_MAX_STATE */ 298a6d42e7dSPeter Dunlap SS_MAX_STATE 299a6d42e7dSPeter Dunlap } iscsit_session_state_t; 300a6d42e7dSPeter Dunlap 301a6d42e7dSPeter Dunlap #ifdef ISCSIT_SESS_SM_STRINGS 302a6d42e7dSPeter Dunlap /* An array of state text values, for use in logging state transitions */ 303a6d42e7dSPeter Dunlap static const char *iscsit_ss_name[SS_MAX_STATE+1] = { 304a6d42e7dSPeter Dunlap "SS_UNDEFINED", 305a6d42e7dSPeter Dunlap "SS_Q1_FREE", 306a6d42e7dSPeter Dunlap "SS_Q2_ACTIVE", 307a6d42e7dSPeter Dunlap "SS_Q3_LOGGED_IN", 308a6d42e7dSPeter Dunlap "SS_Q4_FAILED", 309a6d42e7dSPeter Dunlap "SS_Q5_CONTINUE", 310a6d42e7dSPeter Dunlap "SS_Q6_DONE", 311a6d42e7dSPeter Dunlap "SS_Q7_ERROR", 312a6d42e7dSPeter Dunlap "SS_MAX_STATE" 313a6d42e7dSPeter Dunlap }; 314a6d42e7dSPeter Dunlap #endif 315a6d42e7dSPeter Dunlap 316a6d42e7dSPeter Dunlap /* Update iscsit_se_name table whenever session events are modified */ 317a6d42e7dSPeter Dunlap typedef enum { 318a6d42e7dSPeter Dunlap SE_UNDEFINED = 0, 319a6d42e7dSPeter Dunlap SE_CONN_IN_LOGIN, /* From login state machine */ 320a6d42e7dSPeter Dunlap SE_CONN_LOGGED_IN, /* FFP enabled client notification */ 321a6d42e7dSPeter Dunlap SE_CONN_FFP_FAIL, /* FFP disabled client notification */ 322a6d42e7dSPeter Dunlap SE_CONN_FFP_DISABLE, /* FFP disabled client notification */ 323a6d42e7dSPeter Dunlap SE_CONN_FAIL, /* Conn destroy client notification */ 324a6d42e7dSPeter Dunlap SE_SESSION_CLOSE, /* FFP disabled client notification */ 325a6d42e7dSPeter Dunlap SE_SESSION_REINSTATE, /* From login state machine */ 326a6d42e7dSPeter Dunlap SE_SESSION_TIMEOUT, /* Internal */ 327a6d42e7dSPeter Dunlap SE_SESSION_CONTINUE, /* From login state machine */ 328a6d42e7dSPeter Dunlap SE_SESSION_CONTINUE_FAIL, /* From login state machine? */ 329a6d42e7dSPeter Dunlap /* Add new events above SE_MAX_EVENT */ 330a6d42e7dSPeter Dunlap SE_MAX_EVENT 331a6d42e7dSPeter Dunlap } iscsit_session_event_t; 332a6d42e7dSPeter Dunlap 333a6d42e7dSPeter Dunlap #ifdef ISCSIT_SESS_SM_STRINGS 334a6d42e7dSPeter Dunlap /* An array of event text values, for use in logging events */ 335a6d42e7dSPeter Dunlap static const char *iscsit_se_name[SE_MAX_EVENT+1] = { 336a6d42e7dSPeter Dunlap "SE_UNDEFINED", 337a6d42e7dSPeter Dunlap "SE_CONN_IN_LOGIN", 338a6d42e7dSPeter Dunlap "SE_CONN_LOGGED_IN", 339a6d42e7dSPeter Dunlap "SE_CONN_FFP_FAIL", 340a6d42e7dSPeter Dunlap "SE_CONN_FFP_DISABLE", 341a6d42e7dSPeter Dunlap "SE_CONN_FAIL", 342a6d42e7dSPeter Dunlap "SE_SESSION_CLOSE", 343a6d42e7dSPeter Dunlap "SE_SESSION_REINSTATE", 344a6d42e7dSPeter Dunlap "SE_SESSION_TIMEOUT", 345a6d42e7dSPeter Dunlap "SE_SESSION_CONTINUE", 346a6d42e7dSPeter Dunlap "SE_SESSION_CONTINUE_FAIL", 347a6d42e7dSPeter Dunlap "SE_MAX_EVENT" 348a6d42e7dSPeter Dunlap }; 349a6d42e7dSPeter Dunlap #endif 350a6d42e7dSPeter Dunlap 351a6d42e7dSPeter Dunlap /* 352a6d42e7dSPeter Dunlap * Set in ist_tgt after iscsit_tgt_unbind_sess to differentiate an unbound 353a6d42e7dSPeter Dunlap * session from a discovery session. 354a6d42e7dSPeter Dunlap */ 355a6d42e7dSPeter Dunlap #define SESS_UNBOUND_FROM_TGT -1 356a6d42e7dSPeter Dunlap 357a6d42e7dSPeter Dunlap typedef struct { 358a6d42e7dSPeter Dunlap stmf_scsi_session_t *ist_stmf_sess; 359a6d42e7dSPeter Dunlap stmf_local_port_t *ist_lport; 360a6d42e7dSPeter Dunlap iscsit_tgt_t *ist_tgt; 361a6d42e7dSPeter Dunlap idm_refcnt_t ist_refcnt; 362a6d42e7dSPeter Dunlap kmem_cache_t *ist_task_cache; 363d618d68dSPriya Krishnan kmutex_t ist_sn_mutex; 364a6d42e7dSPeter Dunlap kmutex_t ist_mutex; 365a6d42e7dSPeter Dunlap kcondvar_t ist_cv; 366a6d42e7dSPeter Dunlap iscsit_session_state_t ist_state; 367a6d42e7dSPeter Dunlap iscsit_session_state_t ist_last_state; 368a6d42e7dSPeter Dunlap sm_audit_buf_t ist_state_audit; 369a6d42e7dSPeter Dunlap boolean_t ist_sm_busy; 370a6d42e7dSPeter Dunlap boolean_t ist_sm_complete; 371a6d42e7dSPeter Dunlap boolean_t ist_admin_close; 372a6d42e7dSPeter Dunlap list_t ist_events; 373a6d42e7dSPeter Dunlap int ist_conn_count; 374a6d42e7dSPeter Dunlap int ist_ffp_conn_count; 375a6d42e7dSPeter Dunlap struct iscsit_conn_s *ist_failed_conn; 376a6d42e7dSPeter Dunlap timeout_id_t ist_state_timeout; 377a6d42e7dSPeter Dunlap list_t ist_conn_list; 378a6d42e7dSPeter Dunlap avl_node_t ist_tgt_ln; 379a6d42e7dSPeter Dunlap char *ist_initiator_name; 380a6d42e7dSPeter Dunlap char *ist_initiator_alias; 381a6d42e7dSPeter Dunlap char *ist_target_name; 382a6d42e7dSPeter Dunlap char *ist_target_alias; 383a6d42e7dSPeter Dunlap uint8_t ist_isid[ISCSI_ISID_LEN]; 384a6d42e7dSPeter Dunlap uint16_t ist_tsih; 385a6d42e7dSPeter Dunlap uint16_t ist_tpgt_tag; 386a6d42e7dSPeter Dunlap uint32_t ist_expcmdsn; 387a6d42e7dSPeter Dunlap uint32_t ist_maxcmdsn; 38872cf3143Speter dunlap avl_tree_t ist_task_list; 389d618d68dSPriya Krishnan iscsit_cbuf_t *ist_rxpdu_queue; 390a6d42e7dSPeter Dunlap } iscsit_sess_t; 391a6d42e7dSPeter Dunlap 392a6d42e7dSPeter Dunlap /* Update iscsit_ils_name table whenever login states are modified */ 393a6d42e7dSPeter Dunlap typedef enum { 394a6d42e7dSPeter Dunlap ILS_UNDEFINED = 0, 395a6d42e7dSPeter Dunlap ILS_LOGIN_INIT, 396a6d42e7dSPeter Dunlap ILS_LOGIN_WAITING, /* Waiting for more login PDU's */ 397a6d42e7dSPeter Dunlap ILS_LOGIN_PROCESSING, /* Processing login request */ 398a6d42e7dSPeter Dunlap ILS_LOGIN_RESPONDING, /* Sending login response */ 399a6d42e7dSPeter Dunlap ILS_LOGIN_RESPONDED, /* Sent login response (no trans. to FFP) */ 400a6d42e7dSPeter Dunlap ILS_LOGIN_FFP, /* Sending last login PDU for final response */ 401a6d42e7dSPeter Dunlap ILS_LOGIN_DONE, /* Last login PDU sent (so we can free it) */ 402a6d42e7dSPeter Dunlap ILS_LOGIN_ERROR, /* Login error, login failed */ 403a6d42e7dSPeter Dunlap /* Add new login states above ILS_MAX_STATE */ 404a6d42e7dSPeter Dunlap ILS_MAX_STATE 405a6d42e7dSPeter Dunlap } iscsit_login_state_t; 406a6d42e7dSPeter Dunlap 407a6d42e7dSPeter Dunlap #ifdef ISCSIT_LOGIN_SM_STRINGS 408a6d42e7dSPeter Dunlap /* An array of login state text values, for use in logging login progress */ 409a6d42e7dSPeter Dunlap static const char *iscsit_ils_name[ILS_MAX_STATE+1] = { 410a6d42e7dSPeter Dunlap "ILS_UNDEFINED", 411a6d42e7dSPeter Dunlap "ILS_LOGIN_INIT", 412a6d42e7dSPeter Dunlap "ILS_LOGIN_WAITING", 413a6d42e7dSPeter Dunlap "ILS_LOGIN_PROCESSING", 414a6d42e7dSPeter Dunlap "ILS_LOGIN_RESPONDING", 415a6d42e7dSPeter Dunlap "ILS_LOGIN_RESPONDED", 416a6d42e7dSPeter Dunlap "ILS_LOGIN_FFP", 417a6d42e7dSPeter Dunlap "ILS_LOGIN_DONE", 418a6d42e7dSPeter Dunlap "ILS_LOGIN_ERROR", 419a6d42e7dSPeter Dunlap "ILS_MAX_STATE" 420a6d42e7dSPeter Dunlap }; 421a6d42e7dSPeter Dunlap #endif 422a6d42e7dSPeter Dunlap 423a6d42e7dSPeter Dunlap /* Update iscsit_ile_name table whenever login events are modified */ 424a6d42e7dSPeter Dunlap typedef enum { 425a6d42e7dSPeter Dunlap ILE_UNDEFINED = 0, 426a6d42e7dSPeter Dunlap ILE_LOGIN_RCV, 427a6d42e7dSPeter Dunlap ILE_LOGIN_RESP_READY, 428a6d42e7dSPeter Dunlap ILE_LOGIN_FFP, 429a6d42e7dSPeter Dunlap ILE_LOGIN_RESP_COMPLETE, 430a6d42e7dSPeter Dunlap ILE_LOGIN_ERROR, 431a6d42e7dSPeter Dunlap ILE_LOGIN_CONN_ERROR, 432a6d42e7dSPeter Dunlap /* Add new login events above ILE_MAX_EVENT */ 433a6d42e7dSPeter Dunlap ILE_MAX_EVENT 434a6d42e7dSPeter Dunlap } iscsit_login_event_t; 435a6d42e7dSPeter Dunlap 436a6d42e7dSPeter Dunlap #ifdef ISCSIT_LOGIN_SM_STRINGS 437a6d42e7dSPeter Dunlap /* An array of login event text values, for use in logging login events */ 438a6d42e7dSPeter Dunlap static const char *iscsit_ile_name[ILE_MAX_EVENT+1] = { 439a6d42e7dSPeter Dunlap "ILE_UNDEFINED", 440a6d42e7dSPeter Dunlap "ILE_LOGIN_RCV", 441a6d42e7dSPeter Dunlap "ILE_LOGIN_RESP_READY", 442a6d42e7dSPeter Dunlap "ILE_LOGIN_FFP", 443a6d42e7dSPeter Dunlap "ILE_LOGIN_RESP_COMPLETE", 444a6d42e7dSPeter Dunlap "ILE_LOGIN_ERROR", 445a6d42e7dSPeter Dunlap "ILE_LOGIN_CONN_ERROR", 446a6d42e7dSPeter Dunlap "ILE_MAX_EVENT" 447a6d42e7dSPeter Dunlap }; 448a6d42e7dSPeter Dunlap #endif 449a6d42e7dSPeter Dunlap 450a6d42e7dSPeter Dunlap typedef struct { 451a6d42e7dSPeter Dunlap uint32_t op_initial_params_set:1, 452a6d42e7dSPeter Dunlap op_discovery_session:1, 453a6d42e7dSPeter Dunlap op_initial_r2t:1, 454a6d42e7dSPeter Dunlap op_immed_data:1, 455a6d42e7dSPeter Dunlap op_data_pdu_in_order:1, 45678264421SCharles Ting op_data_sequence_in_order:1, 45778264421SCharles Ting op_declarative_params_set:1; 458a6d42e7dSPeter Dunlap uint64_t op_max_connections; 459a6d42e7dSPeter Dunlap uint64_t op_max_recv_data_segment_length; 460a6d42e7dSPeter Dunlap uint64_t op_max_burst_length; 461a6d42e7dSPeter Dunlap uint64_t op_first_burst_length; 462a6d42e7dSPeter Dunlap uint64_t op_default_time_2_wait; 463a6d42e7dSPeter Dunlap uint64_t op_default_time_2_retain; 464a6d42e7dSPeter Dunlap uint64_t op_max_outstanding_r2t; 465a6d42e7dSPeter Dunlap uint64_t op_error_recovery_level; 466a6d42e7dSPeter Dunlap } iscsit_op_params_t; 467a6d42e7dSPeter Dunlap 468a6d42e7dSPeter Dunlap typedef struct { 469a6d42e7dSPeter Dunlap iscsit_login_state_t icl_login_state; 470a6d42e7dSPeter Dunlap iscsit_login_state_t icl_login_last_state; 471a6d42e7dSPeter Dunlap sm_audit_buf_t icl_state_audit; 472a6d42e7dSPeter Dunlap boolean_t icl_busy; 473a6d42e7dSPeter Dunlap boolean_t icl_login_complete; 474a6d42e7dSPeter Dunlap kmutex_t icl_mutex; 475a6d42e7dSPeter Dunlap uint32_t icl_login_itt; 476a6d42e7dSPeter Dunlap uint8_t icl_login_csg; 477a6d42e7dSPeter Dunlap uint8_t icl_login_nsg; 478a6d42e7dSPeter Dunlap boolean_t icl_login_transit; 479a6d42e7dSPeter Dunlap conn_auth_t icl_auth; 480a6d42e7dSPeter Dunlap iscsit_auth_client_t icl_auth_client; 481a6d42e7dSPeter Dunlap int icl_auth_pass; 482a6d42e7dSPeter Dunlap list_t icl_login_events; 483a6d42e7dSPeter Dunlap list_t icl_pdu_list; 484a6d42e7dSPeter Dunlap uint16_t icl_tsih; 485a6d42e7dSPeter Dunlap uint8_t icl_isid[ISCSI_ISID_LEN]; 486a6d42e7dSPeter Dunlap uint32_t icl_cmdsn; 487a6d42e7dSPeter Dunlap uint16_t icl_tpgt_tag; 488a6d42e7dSPeter Dunlap char *icl_target_name; 489a6d42e7dSPeter Dunlap char *icl_target_alias; 490a6d42e7dSPeter Dunlap char *icl_initiator_name; 491a6d42e7dSPeter Dunlap char *icl_login_resp_buf; 492a6d42e7dSPeter Dunlap void *icl_login_resp_itb; /* mult-pdu idm buf */ 493a6d42e7dSPeter Dunlap int icl_login_resp_len; /* For kmem_free */ 494a6d42e7dSPeter Dunlap int icl_login_resp_valid_len; 495a6d42e7dSPeter Dunlap uint8_t icl_login_resp_err_class; 496a6d42e7dSPeter Dunlap uint8_t icl_login_resp_err_detail; 497a6d42e7dSPeter Dunlap iscsi_login_rsp_hdr_t *icl_login_resp_tmpl; 498a6d42e7dSPeter Dunlap nvlist_t *icl_request_nvlist; 499a6d42e7dSPeter Dunlap nvlist_t *icl_response_nvlist; 500a6d42e7dSPeter Dunlap nvlist_t *icl_negotiated_values; 501a6d42e7dSPeter Dunlap } iscsit_conn_login_t; 502a6d42e7dSPeter Dunlap 503a6d42e7dSPeter Dunlap #define SET_LOGIN_ERROR(SLE_ICT, SLE_CLASS, SLE_DETAIL) \ 504a6d42e7dSPeter Dunlap (SLE_ICT)->ict_login_sm.icl_login_resp_err_class = (SLE_CLASS); \ 505a6d42e7dSPeter Dunlap (SLE_ICT)->ict_login_sm.icl_login_resp_err_detail = (SLE_DETAIL); 506a6d42e7dSPeter Dunlap 507a6d42e7dSPeter Dunlap typedef struct iscsit_conn_s { 508a6d42e7dSPeter Dunlap idm_conn_t *ict_ic; 509a6d42e7dSPeter Dunlap iscsit_sess_t *ict_sess; 510a6d42e7dSPeter Dunlap kmutex_t ict_mutex; 511a6d42e7dSPeter Dunlap idm_refcnt_t ict_refcnt; 512a6d42e7dSPeter Dunlap idm_refcnt_t ict_dispatch_refcnt; 513a6d42e7dSPeter Dunlap list_node_t ict_sess_ln; 514a6d42e7dSPeter Dunlap iscsit_conn_login_t ict_login_sm; 515a6d42e7dSPeter Dunlap iscsit_op_params_t ict_op; 516a6d42e7dSPeter Dunlap uint16_t ict_cid; 517a6d42e7dSPeter Dunlap uint32_t ict_statsn; 51860220f10SPriya Krishnan kmutex_t ict_statsn_mutex; 51972cf3143Speter dunlap uint32_t ict_keepalive_ttt; 520a6d42e7dSPeter Dunlap struct iscsit_conn_s *ict_reinstate_conn; 521a6d42e7dSPeter Dunlap uint32_t ict_reinstating:1, 522a6d42e7dSPeter Dunlap ict_lost:1, 523a6d42e7dSPeter Dunlap ict_destroyed:1; 5244142b486SJames Moore /* 5254142b486SJames Moore * Parameters for processing text commands 5264142b486SJames Moore */ 5274142b486SJames Moore char *ict_text_rsp_buf; 5284142b486SJames Moore uint32_t ict_text_rsp_len; 5294142b486SJames Moore uint32_t ict_text_rsp_valid_len; 5304142b486SJames Moore uint32_t ict_text_rsp_off; 5314142b486SJames Moore uint32_t ict_text_req_itt; /* from initiator */ 5324142b486SJames Moore uint32_t ict_text_rsp_ttt; 533a6d42e7dSPeter Dunlap } iscsit_conn_t; 534a6d42e7dSPeter Dunlap 535a6d42e7dSPeter Dunlap #define ICT_FLAGS_DISCOVERY 0x00000001 536a6d42e7dSPeter Dunlap 537a6d42e7dSPeter Dunlap typedef struct { 538a6d42e7dSPeter Dunlap idm_buf_t *ibuf_idm_buf; 539a6d42e7dSPeter Dunlap stmf_data_buf_t *ibuf_stmf_buf; 540a6d42e7dSPeter Dunlap idm_pdu_t *ibuf_immed_data_pdu; 541a6d42e7dSPeter Dunlap boolean_t ibuf_is_immed; 542a6d42e7dSPeter Dunlap } iscsit_buf_t; 543a6d42e7dSPeter Dunlap 544a6d42e7dSPeter Dunlap typedef struct { 545a6d42e7dSPeter Dunlap scsi_task_t *it_stmf_task; 546a6d42e7dSPeter Dunlap idm_task_t *it_idm_task; 547a6d42e7dSPeter Dunlap iscsit_buf_t *it_immed_data; 548a6d42e7dSPeter Dunlap iscsit_conn_t *it_ict; 549a6d42e7dSPeter Dunlap kmutex_t it_mutex; 550a6d42e7dSPeter Dunlap idm_pdu_t *it_tm_pdu; 551a6d42e7dSPeter Dunlap uint32_t it_stmf_abort:1, 552a6d42e7dSPeter Dunlap it_aborted:1, 55372cf3143Speter dunlap it_active:1, 554a6d42e7dSPeter Dunlap it_tm_task:1, 555a6d42e7dSPeter Dunlap it_tm_responded:1; 556a6d42e7dSPeter Dunlap uint32_t it_cmdsn; 557a6d42e7dSPeter Dunlap uint32_t it_itt; 558a6d42e7dSPeter Dunlap uint32_t it_ttt; 55972cf3143Speter dunlap avl_node_t it_sess_ln; 560a6d42e7dSPeter Dunlap } iscsit_task_t; 561a6d42e7dSPeter Dunlap 562a6d42e7dSPeter Dunlap typedef struct iscsit_isns_cfg { 563a6d42e7dSPeter Dunlap kmutex_t isns_mutex; 564a6d42e7dSPeter Dunlap boolean_t isns_state; 565a6d42e7dSPeter Dunlap list_t isns_svrs; 566a6d42e7dSPeter Dunlap } iscsit_isns_cfg_t; 567a6d42e7dSPeter Dunlap 568a6d42e7dSPeter Dunlap /* 569a6d42e7dSPeter Dunlap * State values for the iscsit service 570a6d42e7dSPeter Dunlap */ 571a6d42e7dSPeter Dunlap typedef enum { 572a6d42e7dSPeter Dunlap ISE_UNDEFINED = 0, 573a6d42e7dSPeter Dunlap ISE_DETACHED, 574a6d42e7dSPeter Dunlap ISE_DISABLED, 575a6d42e7dSPeter Dunlap ISE_ENABLING, 576a6d42e7dSPeter Dunlap ISE_ENABLED, 577a6d42e7dSPeter Dunlap ISE_BUSY, 578a6d42e7dSPeter Dunlap ISE_DISABLING 579a6d42e7dSPeter Dunlap } iscsit_service_enabled_t; 580a6d42e7dSPeter Dunlap 581a6d42e7dSPeter Dunlap 582a6d42e7dSPeter Dunlap typedef struct { 583a6d42e7dSPeter Dunlap iscsit_service_enabled_t global_svc_state; 584a6d42e7dSPeter Dunlap dev_info_t *global_dip; 585a6d42e7dSPeter Dunlap ldi_ident_t global_li; 586a6d42e7dSPeter Dunlap nvlist_t *global_props; 587a6d42e7dSPeter Dunlap stmf_port_provider_t *global_pp; 588a6d42e7dSPeter Dunlap stmf_dbuf_store_t *global_dbuf_store; 589a6d42e7dSPeter Dunlap taskq_t *global_dispatch_taskq; 590a6d42e7dSPeter Dunlap idm_refcnt_t global_refcnt; 591a6d42e7dSPeter Dunlap avl_tree_t global_discovery_sessions; 592a6d42e7dSPeter Dunlap avl_tree_t global_target_list; 593a6d42e7dSPeter Dunlap list_t global_deleted_target_list; 594a6d42e7dSPeter Dunlap avl_tree_t global_tpg_list; 595a6d42e7dSPeter Dunlap avl_tree_t global_ini_list; 596a6d42e7dSPeter Dunlap iscsit_tpg_t *global_default_tpg; 597a6d42e7dSPeter Dunlap vmem_t *global_tsih_pool; 598a6d42e7dSPeter Dunlap iscsit_isns_cfg_t global_isns_cfg; 599a6d42e7dSPeter Dunlap iscsi_radius_props_t global_radius_server; 600a6d42e7dSPeter Dunlap krwlock_t global_rwlock; 6018c629652SPeter Cudhea - Sun Microsystems - Burlington, MA United States kmutex_t global_state_mutex; 602a6d42e7dSPeter Dunlap } iscsit_global_t; 603a6d42e7dSPeter Dunlap 604a6d42e7dSPeter Dunlap extern iscsit_global_t iscsit_global; 605a6d42e7dSPeter Dunlap 606a6d42e7dSPeter Dunlap void 607a6d42e7dSPeter Dunlap iscsit_global_hold(); 608a6d42e7dSPeter Dunlap 609a6d42e7dSPeter Dunlap void 610a6d42e7dSPeter Dunlap iscsit_global_rele(); 611a6d42e7dSPeter Dunlap 612a6d42e7dSPeter Dunlap void 613a6d42e7dSPeter Dunlap iscsit_global_wait_ref(); 614a6d42e7dSPeter Dunlap 615a6d42e7dSPeter Dunlap idm_status_t 616a6d42e7dSPeter Dunlap iscsit_login_sm_init(iscsit_conn_t *ict); 617a6d42e7dSPeter Dunlap 618a6d42e7dSPeter Dunlap void 619a6d42e7dSPeter Dunlap iscsit_login_sm_fini(iscsit_conn_t *ict); 620a6d42e7dSPeter Dunlap 621a6d42e7dSPeter Dunlap void 622a6d42e7dSPeter Dunlap iscsit_login_sm_event(iscsit_conn_t *ic, iscsit_login_event_t event, 623a6d42e7dSPeter Dunlap idm_pdu_t *pdu); 624a6d42e7dSPeter Dunlap 625a6d42e7dSPeter Dunlap void 626a6d42e7dSPeter Dunlap iscsit_login_sm_event_locked(iscsit_conn_t *ic, iscsit_login_event_t event, 627a6d42e7dSPeter Dunlap idm_pdu_t *pdu); 628a6d42e7dSPeter Dunlap 629483b029bSYuri Pankov int 630483b029bSYuri Pankov iscsit_is_v4_mapped(struct sockaddr_storage *sa, struct sockaddr_storage *v4sa); 631483b029bSYuri Pankov 632a6d42e7dSPeter Dunlap void 633a6d42e7dSPeter Dunlap iscsit_send_async_event(iscsit_conn_t *ict, uint8_t async_event); 634a6d42e7dSPeter Dunlap 635a6d42e7dSPeter Dunlap void 636a6d42e7dSPeter Dunlap iscsit_pdu_tx(idm_pdu_t *pdu); 637a6d42e7dSPeter Dunlap 6384142b486SJames Moore void 6394142b486SJames Moore iscsit_send_reject(iscsit_conn_t *ict, idm_pdu_t *rejected_pdu, uint8_t reason); 6404142b486SJames Moore 6414142b486SJames Moore void 6424142b486SJames Moore iscsit_text_cmd_fini(iscsit_conn_t *ict); 6434142b486SJames Moore 644a6d42e7dSPeter Dunlap /* 645a6d42e7dSPeter Dunlap * IDM conn ops 646a6d42e7dSPeter Dunlap */ 647a6d42e7dSPeter Dunlap 648a6d42e7dSPeter Dunlap idm_rx_pdu_cb_t iscsit_op_scsi_cmd; 649a6d42e7dSPeter Dunlap idm_rx_pdu_cb_t iscsit_rx_pdu; 650a6d42e7dSPeter Dunlap idm_rx_pdu_error_cb_t iscsit_rx_pdu_error; 651a481fa48SRick McNeal idm_rx_pdu_cb_t iscsit_rx_scsi_rsp; 652a6d42e7dSPeter Dunlap idm_task_cb_t iscsit_task_aborted; 653a6d42e7dSPeter Dunlap idm_client_notify_cb_t iscsit_client_notify; 654a6d42e7dSPeter Dunlap idm_build_hdr_cb_t iscsit_build_hdr; 65560220f10SPriya Krishnan idm_update_statsn_cb_t iscsit_update_statsn; 65672cf3143Speter dunlap idm_keepalive_cb_t iscsit_keepalive; 657a6d42e7dSPeter Dunlap 658a6d42e7dSPeter Dunlap /* 659a6d42e7dSPeter Dunlap * lport entry points 660a6d42e7dSPeter Dunlap */ 661a6d42e7dSPeter Dunlap stmf_status_t 662a6d42e7dSPeter Dunlap iscsit_xfer_scsi_data(scsi_task_t *task, stmf_data_buf_t *dbuf, 663a6d42e7dSPeter Dunlap uint32_t ioflags); 664a6d42e7dSPeter Dunlap 665a6d42e7dSPeter Dunlap stmf_status_t 666a6d42e7dSPeter Dunlap iscsit_send_scsi_status(scsi_task_t *task, uint32_t ioflags); 667a6d42e7dSPeter Dunlap 668a6d42e7dSPeter Dunlap void 669a6d42e7dSPeter Dunlap iscsit_lport_task_free(scsi_task_t *task); 670a6d42e7dSPeter Dunlap 671a6d42e7dSPeter Dunlap stmf_status_t 672a6d42e7dSPeter Dunlap iscsit_abort(stmf_local_port_t *lport, int abort_cmd, void *arg, 673a6d42e7dSPeter Dunlap uint32_t flags); 674a6d42e7dSPeter Dunlap 675a6d42e7dSPeter Dunlap void 676a6d42e7dSPeter Dunlap iscsit_ctl(stmf_local_port_t *lport, int cmd, void *arg); 677a6d42e7dSPeter Dunlap 678a6d42e7dSPeter Dunlap /* 679a6d42e7dSPeter Dunlap * Connection functions 680a6d42e7dSPeter Dunlap */ 681a6d42e7dSPeter Dunlap idm_status_t 682a6d42e7dSPeter Dunlap iscsit_conn_reinstate(iscsit_conn_t *existing_ict, iscsit_conn_t *ict); 683a6d42e7dSPeter Dunlap 684a6d42e7dSPeter Dunlap void 685a6d42e7dSPeter Dunlap iscsit_conn_destroy_done(iscsit_conn_t *ict); 686a6d42e7dSPeter Dunlap 687a6d42e7dSPeter Dunlap void 688a6d42e7dSPeter Dunlap iscsit_conn_set_auth(iscsit_conn_t *ict); 689a6d42e7dSPeter Dunlap 690a6d42e7dSPeter Dunlap void 691a6d42e7dSPeter Dunlap iscsit_conn_hold(iscsit_conn_t *ict); 692a6d42e7dSPeter Dunlap 693a6d42e7dSPeter Dunlap void 694a6d42e7dSPeter Dunlap iscsit_conn_rele(iscsit_conn_t *ict); 695a6d42e7dSPeter Dunlap 69647715e7fSPriya Krishnan void 69747715e7fSPriya Krishnan iscsit_conn_logout(iscsit_conn_t *ict); 69847715e7fSPriya Krishnan 699a6d42e7dSPeter Dunlap /* 700a6d42e7dSPeter Dunlap * Session functions 701a6d42e7dSPeter Dunlap */ 702a6d42e7dSPeter Dunlap int 703a6d42e7dSPeter Dunlap iscsit_sess_avl_compare(const void *void_sess1, const void *void_sess2); 704a6d42e7dSPeter Dunlap 705a6d42e7dSPeter Dunlap iscsit_sess_t * 706a6d42e7dSPeter Dunlap iscsit_sess_create(iscsit_tgt_t *tgt, iscsit_conn_t *ict, 707a6d42e7dSPeter Dunlap uint32_t cmdsn, uint8_t *isid, uint16_t tag, 708a6d42e7dSPeter Dunlap char *initiator_name, char *target_name, 709a6d42e7dSPeter Dunlap uint8_t *error_class, uint8_t *error_detail); 710a6d42e7dSPeter Dunlap 711a6d42e7dSPeter Dunlap void 712a6d42e7dSPeter Dunlap iscsit_sess_destroy(iscsit_sess_t *ist); 713a6d42e7dSPeter Dunlap 714a6d42e7dSPeter Dunlap void 715a6d42e7dSPeter Dunlap iscsit_sess_hold(iscsit_sess_t *ist); 716a6d42e7dSPeter Dunlap 71747715e7fSPriya Krishnan idm_status_t 71847715e7fSPriya Krishnan iscsit_sess_check_hold(iscsit_sess_t *ist); 71947715e7fSPriya Krishnan 720a6d42e7dSPeter Dunlap void 721a6d42e7dSPeter Dunlap iscsit_sess_rele(iscsit_sess_t *ist); 722a6d42e7dSPeter Dunlap 723a6d42e7dSPeter Dunlap iscsit_conn_t * 724a6d42e7dSPeter Dunlap iscsit_sess_lookup_conn(iscsit_sess_t *ist, uint16_t cid); 725a6d42e7dSPeter Dunlap 726a6d42e7dSPeter Dunlap void 727a6d42e7dSPeter Dunlap iscsit_sess_bind_conn(iscsit_sess_t *ist, iscsit_conn_t *ict); 728a6d42e7dSPeter Dunlap 729a6d42e7dSPeter Dunlap void 730a6d42e7dSPeter Dunlap iscsit_sess_unbind_conn(iscsit_sess_t *ist, iscsit_conn_t *ict); 731a6d42e7dSPeter Dunlap 732a6d42e7dSPeter Dunlap void 733a6d42e7dSPeter Dunlap iscsit_sess_close(iscsit_sess_t *ist); 734a6d42e7dSPeter Dunlap 735a6d42e7dSPeter Dunlap iscsit_sess_t * 736a6d42e7dSPeter Dunlap iscsit_sess_reinstate(iscsit_tgt_t *tgt, iscsit_sess_t *ist, iscsit_conn_t *ict, 737a6d42e7dSPeter Dunlap uint8_t *error_class, uint8_t *error_detail); 738a6d42e7dSPeter Dunlap 739a6d42e7dSPeter Dunlap void 740a6d42e7dSPeter Dunlap iscsit_sess_sm_event(iscsit_sess_t *ist, iscsit_session_event_t event, 741a6d42e7dSPeter Dunlap iscsit_conn_t *ict); 742a6d42e7dSPeter Dunlap 743a6d42e7dSPeter Dunlap /* 744a6d42e7dSPeter Dunlap * Target, TPGT, TPGT and portal functions 745a6d42e7dSPeter Dunlap */ 746a6d42e7dSPeter Dunlap 747a6d42e7dSPeter Dunlap void 748a6d42e7dSPeter Dunlap iscsit_tgt_sm_event(iscsit_tgt_t *tgt, iscsit_tgt_event_t event); 749a6d42e7dSPeter Dunlap 750a6d42e7dSPeter Dunlap void 751a6d42e7dSPeter Dunlap tgt_sm_event_locked(iscsit_tgt_t *tgt, iscsit_tgt_event_t event); 752a6d42e7dSPeter Dunlap 753a6d42e7dSPeter Dunlap it_cfg_status_t 754a6d42e7dSPeter Dunlap iscsit_config_merge_tgt(it_config_t *cfg); 755a6d42e7dSPeter Dunlap 756a6d42e7dSPeter Dunlap void 757a6d42e7dSPeter Dunlap iscsit_config_destroy_tgts(list_t *tgt_del_list); 758a6d42e7dSPeter Dunlap 759a6d42e7dSPeter Dunlap void 760a6d42e7dSPeter Dunlap iscsit_config_destroy_tpgts(list_t *tpgt_del_list); 761a6d42e7dSPeter Dunlap 762a6d42e7dSPeter Dunlap iscsit_tgt_t * 763a6d42e7dSPeter Dunlap iscsit_tgt_lookup(char *target_name); 764a6d42e7dSPeter Dunlap 765a6d42e7dSPeter Dunlap iscsit_tgt_t * 766a6d42e7dSPeter Dunlap iscsit_tgt_lookup_locked(char *target_name); 767a6d42e7dSPeter Dunlap 768a6d42e7dSPeter Dunlap int 769a6d42e7dSPeter Dunlap iscsit_tgt_avl_compare(const void *void_tgt1, const void *void_tgt2); 770a6d42e7dSPeter Dunlap 771a6d42e7dSPeter Dunlap int 772a6d42e7dSPeter Dunlap iscsit_tpgt_avl_compare(const void *void_tpgt1, const void *void_tpgt2); 773a6d42e7dSPeter Dunlap 774a6d42e7dSPeter Dunlap void 775a6d42e7dSPeter Dunlap iscsit_tgt_hold(iscsit_tgt_t *tgt); 776a6d42e7dSPeter Dunlap 777a6d42e7dSPeter Dunlap void 778a6d42e7dSPeter Dunlap iscsit_tgt_rele(iscsit_tgt_t *tgt); 779a6d42e7dSPeter Dunlap 780a6d42e7dSPeter Dunlap iscsit_tpgt_t * 781a6d42e7dSPeter Dunlap iscsit_tgt_lookup_tpgt(iscsit_tgt_t *tgt, uint16_t tag); 782a6d42e7dSPeter Dunlap 783a6d42e7dSPeter Dunlap void 784a6d42e7dSPeter Dunlap iscsit_tpgt_hold(iscsit_tpgt_t *tpgt); 785a6d42e7dSPeter Dunlap 786a6d42e7dSPeter Dunlap void 787a6d42e7dSPeter Dunlap iscsit_tpgt_rele(iscsit_tpgt_t *tpgt); 788a6d42e7dSPeter Dunlap 789a6d42e7dSPeter Dunlap iscsit_portal_t * 790a6d42e7dSPeter Dunlap iscsit_tgt_lookup_portal(iscsit_tgt_t *tgt, struct sockaddr_storage *sa, 791a6d42e7dSPeter Dunlap iscsit_tpgt_t **output_tpgt); 792a6d42e7dSPeter Dunlap 793a6d42e7dSPeter Dunlap iscsit_sess_t * 794a6d42e7dSPeter Dunlap iscsit_tgt_lookup_sess(iscsit_tgt_t *tgt, char *initiator_name, 795a6d42e7dSPeter Dunlap uint8_t *isid, uint16_t tsih, uint16_t tag); 796a6d42e7dSPeter Dunlap 797a6d42e7dSPeter Dunlap void 798a6d42e7dSPeter Dunlap iscsit_tgt_bind_sess(iscsit_tgt_t *tgt, iscsit_sess_t *sess); 799a6d42e7dSPeter Dunlap 800a6d42e7dSPeter Dunlap void 801a6d42e7dSPeter Dunlap iscsit_tgt_unbind_sess(iscsit_tgt_t *tgt, iscsit_sess_t *sess); 802a6d42e7dSPeter Dunlap 803a6d42e7dSPeter Dunlap it_cfg_status_t 804a6d42e7dSPeter Dunlap iscsit_config_merge_tpg(it_config_t *cfg, list_t *tpg_del_list); 805a6d42e7dSPeter Dunlap 806a6d42e7dSPeter Dunlap void 807a6d42e7dSPeter Dunlap iscsit_config_destroy_tpgs(list_t *tpg_del_list); 808a6d42e7dSPeter Dunlap 809a6d42e7dSPeter Dunlap iscsit_tpg_t * 810a6d42e7dSPeter Dunlap iscsit_tpg_lookup(char *tpg_name); 811a6d42e7dSPeter Dunlap 812a6d42e7dSPeter Dunlap int 813a6d42e7dSPeter Dunlap iscsit_tpg_avl_compare(const void *void_tpg1, const void *void_tpg2); 814a6d42e7dSPeter Dunlap 815a6d42e7dSPeter Dunlap void 816a6d42e7dSPeter Dunlap iscsit_tpg_hold(iscsit_tpg_t *tpg); 817a6d42e7dSPeter Dunlap 818a6d42e7dSPeter Dunlap void 819a6d42e7dSPeter Dunlap iscsit_tpg_rele(iscsit_tpg_t *tpg); 820a6d42e7dSPeter Dunlap 821a6d42e7dSPeter Dunlap iscsit_tpg_t * 822a6d42e7dSPeter Dunlap iscsit_tpg_createdefault(); 823a6d42e7dSPeter Dunlap 824a6d42e7dSPeter Dunlap void 825a6d42e7dSPeter Dunlap iscsit_tpg_destroydefault(iscsit_tpg_t *tpg); 826a6d42e7dSPeter Dunlap 827a6d42e7dSPeter Dunlap idm_status_t 828a6d42e7dSPeter Dunlap iscsit_tpg_online(iscsit_tpg_t *tpg); 829a6d42e7dSPeter Dunlap 830a6d42e7dSPeter Dunlap void 831a6d42e7dSPeter Dunlap iscsit_tpg_offline(iscsit_tpg_t *tpg); 832a6d42e7dSPeter Dunlap 833a6d42e7dSPeter Dunlap iscsit_portal_t * 834a6d42e7dSPeter Dunlap iscsit_tpg_portal_lookup(iscsit_tpg_t *tpg, struct sockaddr_storage *sa); 835a6d42e7dSPeter Dunlap 836a6d42e7dSPeter Dunlap void 837a6d42e7dSPeter Dunlap iscsit_portal_hold(iscsit_portal_t *portal); 838a6d42e7dSPeter Dunlap 839a6d42e7dSPeter Dunlap void 840a6d42e7dSPeter Dunlap iscsit_portal_rele(iscsit_portal_t *portal); 841a6d42e7dSPeter Dunlap 842a6d42e7dSPeter Dunlap it_cfg_status_t 843a6d42e7dSPeter Dunlap iscsit_config_merge_ini(it_config_t *cfg); 844a6d42e7dSPeter Dunlap 845a6d42e7dSPeter Dunlap int 846a6d42e7dSPeter Dunlap iscsit_ini_avl_compare(const void *void_ini1, const void *void_ini2); 847a6d42e7dSPeter Dunlap 848a6d42e7dSPeter Dunlap iscsit_ini_t * 849a6d42e7dSPeter Dunlap iscsit_ini_lookup_locked(char *ini_name); 850a6d42e7dSPeter Dunlap 851a6d42e7dSPeter Dunlap int 852a6d42e7dSPeter Dunlap iscsit_portal_avl_compare(const void *void_portal1, const void *void_portal2); 853a6d42e7dSPeter Dunlap 854a6d42e7dSPeter Dunlap int 855a6d42e7dSPeter Dunlap iscsit_verify_chap_resp(iscsit_conn_login_t *lsm, 856a6d42e7dSPeter Dunlap unsigned int chap_i, uchar_t *chap_c, unsigned int challenge_len, 857a6d42e7dSPeter Dunlap uchar_t *chap_r, unsigned int resp_len); 858a6d42e7dSPeter Dunlap 859d618d68dSPriya Krishnan void 860d618d68dSPriya Krishnan iscsit_rxpdu_queue_monitor_start(void); 861d618d68dSPriya Krishnan 862d618d68dSPriya Krishnan void 863d618d68dSPriya Krishnan iscsit_rxpdu_queue_monitor_stop(void); 864d618d68dSPriya Krishnan 865a6d42e7dSPeter Dunlap #endif /* _ISCSIT_H_ */ 866