1 /*- 2 * BSD LICENSE 3 * 4 * Copyright (C) 2008-2012 Daisuke Aoyama <aoyama@peach.ne.jp>. 5 * Copyright (c) Intel Corporation. 6 * All rights reserved. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 12 * * Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * * Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in 16 * the documentation and/or other materials provided with the 17 * distribution. 18 * * Neither the name of Intel Corporation nor the names of its 19 * contributors may be used to endorse or promote products derived 20 * from this software without specific prior written permission. 21 * 22 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 23 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 24 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 25 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 26 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 27 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 28 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 29 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 30 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 31 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 32 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 33 */ 34 35 #ifndef SPDK_ISCSI_TGT_NODE_H_ 36 #define SPDK_ISCSI_TGT_NODE_H_ 37 38 #include <pthread.h> 39 #include <time.h> 40 41 #include "spdk/scsi.h" 42 43 struct spdk_iscsi_conn; 44 45 #define SPDK_ISCSI_MAX_QUEUE_DEPTH 64 46 #define MAX_TARGET_MAP 256 47 #define SPDK_TN_TAG_MAX 0x0000ffff 48 49 struct spdk_iscsi_tgt_node_map { 50 struct spdk_iscsi_portal_grp *pg; 51 struct spdk_iscsi_init_grp *ig; 52 }; 53 54 struct spdk_iscsi_tgt_node { 55 int num; 56 char *name; 57 char *alias; 58 59 pthread_mutex_t mutex; 60 61 int auth_chap_disabled; 62 int auth_chap_required; 63 int auth_chap_mutual; 64 int auth_group; 65 int header_digest; 66 int data_digest; 67 int queue_depth; 68 69 struct spdk_scsi_dev *dev; 70 /** 71 * Counts number of active iSCSI connections associated with this 72 * target node. 73 */ 74 uint32_t num_active_conns; 75 int lcore; 76 77 int maxmap; 78 struct spdk_iscsi_tgt_node_map map[MAX_TARGET_MAP]; 79 }; 80 81 int spdk_iscsi_init_tgt_nodes(void); 82 83 int spdk_iscsi_shutdown_tgt_nodes(void); 84 int spdk_iscsi_shutdown_tgt_node_by_name(const char *target_name); 85 int spdk_iscsi_send_tgts(struct spdk_iscsi_conn *conn, const char *iiqn, 86 const char *iaddr, const char *tiqn, uint8_t *data, int alloc_len, 87 int data_len); 88 89 struct spdk_iscsi_init_grp * 90 spdk_iscsi_find_init_grp(int tag); 91 92 /* This typedef exists to work around an astyle 2.05 bug. 93 * Remove it when astyle is fixed. 94 */ 95 typedef struct spdk_iscsi_tgt_node _spdk_iscsi_tgt_node; 96 97 _spdk_iscsi_tgt_node * 98 spdk_iscsi_tgt_node_construct(int target_index, 99 const char *name, const char *alias, 100 int *pg_tag_list, int *ig_tag_list, uint16_t num_maps, 101 char *lun_name_list[], int *lun_id_list, int num_luns, 102 int queue_depth, 103 int no_auth_chap, int auth_chap, int auth_chap_mutual, int auth_group, 104 int header_digest, int data_digest); 105 106 int spdk_iscsi_tgt_node_access(struct spdk_iscsi_conn *conn, 107 struct spdk_iscsi_tgt_node *target, const char *iqn, 108 const char *addr); 109 struct spdk_iscsi_tgt_node *spdk_iscsi_find_tgt_node(const char *target_name); 110 int spdk_iscsi_tgt_node_reset(struct spdk_iscsi_tgt_node *target, 111 uint64_t lun); 112 int spdk_iscsi_tgt_node_cleanup_luns(struct spdk_iscsi_conn *conn, 113 struct spdk_iscsi_tgt_node *target); 114 void spdk_iscsi_tgt_node_delete_map(struct spdk_iscsi_portal_grp *portal_group, 115 struct spdk_iscsi_init_grp *initiator_group); 116 #endif /* SPDK_ISCSI_TGT_NODE_H_ */ 117