146 lines
7.1 KiB
C
146 lines
7.1 KiB
C
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/*
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* IMPORTANT: READ BEFORE DOWNLOADING, COPYING, INSTALLING OR USING. By downloading, copying, installing or
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* using the software you agree to this license. If you do not agree to this license, do not download, install,
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* copy or use the software.
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*
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* Intel License Agreement
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*
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* Copyright (c) 2000, Intel Corporation
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification, are permitted provided that
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* the following conditions are met:
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*
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* -Redistributions of source code must retain the above copyright notice, this list of conditions and the
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* following disclaimer.
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*
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* -Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the
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* following disclaimer in the documentation and/or other materials provided with the distribution.
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*
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* -The name of Intel Corporation may not be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
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* PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL INTEL OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef OSD_H
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#define OSD_H
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#ifndef __KERNEL__
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#include <stdint.h>
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#endif
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#include "util.h"
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#define OSD_VENDOR "NetBSD"
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#define OSD_PRODUCT "NetBSD/Intel OSD"
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#define OSD_VERSION 0
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/*
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* OSD Configuration
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*/
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#define CONFIG_OSD_CAPACITY_DFLT 1024
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#define CONFIG_OSD_LUNS_DFLT 1
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#define CONFIG_OSD_BASEDIR_DFLT "/tmp/iscsi_osd"
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#define CONFIG_OSD_CDB_LEN 128
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/*
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* OSD Service Actions
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*/
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#define OSD_CREATE_GROUP 0x880B
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#define OSD_REMOVE_GROUP 0x880C
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#define OSD_CREATE 0x8802
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#define OSD_REMOVE 0x880A
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#define OSD_READ 0x8805
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#define OSD_WRITE 0x8806
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#define OSD_GET_ATTR 0x880E
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#define OSD_SET_ATTR 0x880F
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/*
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* OSD Arguments
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*/
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typedef struct osd_args_t {
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uint8_t opcode;
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uint8_t control;
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uint8_t security;
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uint8_t add_cdb_len;
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uint16_t service_action;
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uint8_t options_byte;
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uint8_t second_options_byte;
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uint32_t GroupID;
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uint64_t UserID;
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uint32_t SessionID;
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uint64_t length;
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uint64_t offset;
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uint32_t set_attributes_list_length;
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uint32_t get_attributes_page;
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uint32_t get_attributes_list_length;
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uint32_t get_attributes_allocation_length;
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} osd_args_t;
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#define OSD_ENCAP_CDB(ARGS, CDB) \
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(CDB)[0] = (ARGS)->opcode; \
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(CDB)[1] = (ARGS)->control; \
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(CDB)[6] = (ARGS)->security; \
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(CDB)[7] = (ARGS)->add_cdb_len; \
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*((uint16_t *)((CDB)+8)) = ISCSI_HTONS((ARGS)->service_action); \
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(CDB)[10] = (ARGS)->options_byte; \
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(CDB)[11] = (ARGS)->second_options_byte; \
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*((uint32_t *)((CDB)+12)) = ISCSI_HTONL((ARGS)->GroupID); \
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*((uint64_t *)((CDB)+16)) = ISCSI_HTONLL((ARGS)->UserID); \
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*((uint32_t *)((CDB)+24)) = ISCSI_HTONL((ARGS)->SessionID); \
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*((uint64_t *)((CDB)+28)) = ISCSI_HTONLL((ARGS)->length); \
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*((uint64_t *)((CDB)+36)) = ISCSI_HTONLL((ARGS)->offset); \
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*((uint32_t *)((CDB)+44)) = ISCSI_HTONL((ARGS)->get_attributes_page); \
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*((uint32_t *)((CDB)+48)) = ISCSI_HTONL((ARGS)->get_attributes_list_length); \
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*((uint32_t *)((CDB)+52)) = ISCSI_HTONL((ARGS)->get_attributes_allocation_length); \
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*((uint32_t *)((CDB)+72)) = ISCSI_HTONL((ARGS)->set_attributes_list_length);
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#define OSD_DECAP_CDB(CDB, EXT_CDB, ARGS) \
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(ARGS)->opcode = (CDB)[0]; \
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(ARGS)->control = (CDB)[1]; \
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(ARGS)->security = (CDB)[6]; \
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(ARGS)->add_cdb_len = (CDB)[7]; \
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(ARGS)->service_action = ISCSI_NTOHS(*((uint16_t *)((CDB)+8))); \
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(ARGS)->options_byte = (CDB)[10]; \
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(ARGS)->second_options_byte = (CDB)[11]; \
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(ARGS)->GroupID = ISCSI_NTOHL(*((uint32_t *)((CDB)+12))); \
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(ARGS)->UserID = ISCSI_NTOHLL(*((uint64_t *)((EXT_CDB)-16+16))); \
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(ARGS)->SessionID = ISCSI_NTOHL(*((uint32_t *)((EXT_CDB)-16+24))); \
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(ARGS)->length = ISCSI_NTOHLL(*((uint64_t *)((EXT_CDB)-16+28))); \
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(ARGS)->offset = ISCSI_NTOHLL(*((uint64_t *)((EXT_CDB)-16+36))); \
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(ARGS)->get_attributes_page = ISCSI_NTOHL(*((uint32_t *)((EXT_CDB)-16+44))); \
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(ARGS)->get_attributes_list_length = ISCSI_NTOHL(*((uint32_t *)((EXT_CDB)-16+48))); \
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(ARGS)->get_attributes_allocation_length = ISCSI_NTOHL(*((uint32_t *)((EXT_CDB)-16+52))); \
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(ARGS)->set_attributes_list_length = ISCSI_NTOHL(*((uint32_t *)((EXT_CDB)-16+72)));
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#define OSD_PRINT_CDB(CDB, EXT_CDB) \
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PRINT("opcode = 0x%x\n", CDB[0]); \
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PRINT("control = 0x%x\n", CDB[1]); \
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PRINT("security = 0x%x\n", CDB[6]); \
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PRINT("add_cdb_len = %u\n", CDB[7]); \
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PRINT("service_action = 0x%x\n", ISCSI_NTOHS(*(uint16_t*)(CDB+8))); \
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PRINT("options byte 1 = 0x%x\n", CDB[10]); \
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PRINT("options byte 2 = 0x%x\n", CDB[11]); \
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PRINT("group id = 0x%x\n", ISCSI_NTOHL(*(uint32_t*)(CDB+12))); \
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PRINT("user id = 0x%llx\n", ISCSI_NTOHLL(*(uint64_t*)(EXT_CDB-16+16))); \
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PRINT("session id = 0x%x\n", ISCSI_NTOHL(*(uint32_t*)(EXT_CDB-16+24))); \
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PRINT("length = %llu\n", ISCSI_NTOHLL(*(uint64_t*)(EXT_CDB-16+28))); \
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PRINT("offset = %llu\n", ISCSI_NTOHLL(*(uint64_t*)(EXT_CDB-16+36))); \
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PRINT("get attr page = %u\n", ISCSI_NTOHL(*(uint32_t*)(EXT_CDB-16+44))); \
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PRINT("get list len = %u\n", ISCSI_NTOHL(*(uint32_t*)(EXT_CDB-16+48))); \
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PRINT("get alloc len = %u\n", ISCSI_NTOHL(*(uint32_t*)(EXT_CDB-16+52))); \
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PRINT("set list len = %u\n", ISCSI_NTOHL(*(uint32_t*)(EXT_CDB-16+72)));
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#endif /* OSD_H */
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