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Release 4.11 drivers/target/iscsi/iscsi_target_parameters.h

Directory: drivers/target/iscsi
#ifndef ISCSI_PARAMETERS_H

#define ISCSI_PARAMETERS_H

#include <linux/types.h>
#include <scsi/iscsi_proto.h>


struct iscsi_extra_response {
	
char key[KEY_MAXLEN];
	
char value[32];
	
struct list_head er_list;
} 
____cacheline_aligned;


struct iscsi_param {
	
char *name;
	
char *value;
	
u8 set_param;
	
u8 phase;
	
u8 scope;
	
u8 sender;
	
u8 type;
	
u8 use;
	
u16 type_range;
	
u32 state;
	
struct list_head p_list;
} 
____cacheline_aligned;

struct iscsi_conn;
struct iscsi_conn_ops;
struct iscsi_param_list;
struct iscsi_sess_ops;

extern int iscsi_login_rx_data(struct iscsi_conn *, char *, int);
extern int iscsi_login_tx_data(struct iscsi_conn *, char *, char *, int);
extern void iscsi_dump_conn_ops(struct iscsi_conn_ops *);
extern void iscsi_dump_sess_ops(struct iscsi_sess_ops *);
extern void iscsi_print_params(struct iscsi_param_list *);
extern int iscsi_create_default_params(struct iscsi_param_list **);
extern int iscsi_set_keys_to_negotiate(struct iscsi_param_list *, bool);
extern int iscsi_set_keys_irrelevant_for_discovery(struct iscsi_param_list *);
extern int iscsi_copy_param_list(struct iscsi_param_list **,
			struct iscsi_param_list *, int);
extern int iscsi_change_param_value(char *, struct iscsi_param_list *, int);
extern void iscsi_release_param_list(struct iscsi_param_list *);
extern struct iscsi_param *iscsi_find_param_from_key(char *, struct iscsi_param_list *);
extern int iscsi_extract_key_value(char *, char **, char **);
extern int iscsi_update_param_value(struct iscsi_param *, char *);
extern int iscsi_decode_text_input(u8, u8, char *, u32, struct iscsi_conn *);
extern int iscsi_encode_text_output(u8, u8, char *, u32 *,
			struct iscsi_param_list *);
extern int iscsi_check_negotiated_keys(struct iscsi_param_list *);
extern void iscsi_set_connection_parameters(struct iscsi_conn_ops *,
			struct iscsi_param_list *);
extern void iscsi_set_session_parameters(struct iscsi_sess_ops *,
			struct iscsi_param_list *, int);


#define YES				"Yes"

#define NO				"No"

#define ALL				"All"

#define IRRELEVANT			"Irrelevant"

#define NONE				"None"

#define NOTUNDERSTOOD			"NotUnderstood"

#define REJECT				"Reject"

/*
 * The Parameter Names.
 */

#define AUTHMETHOD			"AuthMethod"

#define HEADERDIGEST			"HeaderDigest"

#define DATADIGEST			"DataDigest"

#define MAXCONNECTIONS			"MaxConnections"

#define SENDTARGETS			"SendTargets"

#define TARGETNAME			"TargetName"

#define INITIATORNAME			"InitiatorName"

#define TARGETALIAS			"TargetAlias"

#define INITIATORALIAS			"InitiatorAlias"

#define TARGETADDRESS			"TargetAddress"

#define TARGETPORTALGROUPTAG		"TargetPortalGroupTag"

#define INITIALR2T			"InitialR2T"

#define IMMEDIATEDATA			"ImmediateData"

#define MAXRECVDATASEGMENTLENGTH	"MaxRecvDataSegmentLength"

#define MAXXMITDATASEGMENTLENGTH	"MaxXmitDataSegmentLength"

#define MAXBURSTLENGTH			"MaxBurstLength"

#define FIRSTBURSTLENGTH		"FirstBurstLength"

#define DEFAULTTIME2WAIT		"DefaultTime2Wait"

#define DEFAULTTIME2RETAIN		"DefaultTime2Retain"

#define MAXOUTSTANDINGR2T		"MaxOutstandingR2T"

#define DATAPDUINORDER			"DataPDUInOrder"

#define DATASEQUENCEINORDER		"DataSequenceInOrder"

#define ERRORRECOVERYLEVEL		"ErrorRecoveryLevel"

#define SESSIONTYPE			"SessionType"

#define IFMARKER			"IFMarker"

#define OFMARKER			"OFMarker"

#define IFMARKINT			"IFMarkInt"

#define OFMARKINT			"OFMarkInt"

#define X_EXTENSIONKEY			"X-com.sbei.version"

#define X_EXTENSIONKEY_CISCO_NEW	"X-com.cisco.protocol"

#define X_EXTENSIONKEY_CISCO_OLD	"X-com.cisco.iscsi.draft"

/*
 * Parameter names of iSCSI Extentions for RDMA (iSER).  See RFC-5046
 */

#define RDMAEXTENSIONS			"RDMAExtensions"

#define INITIATORRECVDATASEGMENTLENGTH	"InitiatorRecvDataSegmentLength"

#define TARGETRECVDATASEGMENTLENGTH	"TargetRecvDataSegmentLength"

/*
 * For AuthMethod.
 */

#define KRB5				"KRB5"

#define SPKM1				"SPKM1"

#define SPKM2				"SPKM2"

#define SRP				"SRP"

#define CHAP				"CHAP"

/*
 * Initial values for Parameter Negotiation.
 */

#define INITIAL_AUTHMETHOD			CHAP

#define INITIAL_HEADERDIGEST			"CRC32C,None"

#define INITIAL_DATADIGEST			"CRC32C,None"

#define INITIAL_MAXCONNECTIONS			"1"

#define INITIAL_SENDTARGETS			ALL

#define INITIAL_TARGETNAME			"LIO.Target"

#define INITIAL_INITIATORNAME			"LIO.Initiator"

#define INITIAL_TARGETALIAS			"LIO Target"

#define INITIAL_INITIATORALIAS			"LIO Initiator"

#define INITIAL_TARGETADDRESS			"0.0.0.0:0000,0"

#define INITIAL_TARGETPORTALGROUPTAG		"1"

#define INITIAL_INITIALR2T			YES

#define INITIAL_IMMEDIATEDATA			YES

#define INITIAL_MAXRECVDATASEGMENTLENGTH	"8192"
/*
 * Match outgoing MXDSL default to incoming Open-iSCSI default
 */

#define INITIAL_MAXXMITDATASEGMENTLENGTH	"262144"

#define INITIAL_MAXBURSTLENGTH			"262144"

#define INITIAL_FIRSTBURSTLENGTH		"65536"

#define INITIAL_DEFAULTTIME2WAIT		"2"

#define INITIAL_DEFAULTTIME2RETAIN		"20"

#define INITIAL_MAXOUTSTANDINGR2T		"1"

#define INITIAL_DATAPDUINORDER			YES

#define INITIAL_DATASEQUENCEINORDER		YES

#define INITIAL_ERRORRECOVERYLEVEL		"0"

#define INITIAL_SESSIONTYPE			NORMAL

#define INITIAL_IFMARKER			NO

#define INITIAL_OFMARKER			NO

#define INITIAL_IFMARKINT			REJECT

#define INITIAL_OFMARKINT			REJECT

/*
 * Initial values for iSER parameters following RFC-5046 Section 6
 */

#define INITIAL_RDMAEXTENSIONS			NO

#define INITIAL_INITIATORRECVDATASEGMENTLENGTH	"262144"

#define INITIAL_TARGETRECVDATASEGMENTLENGTH	"8192"

/*
 * For [Header,Data]Digests.
 */

#define CRC32C				"CRC32C"

/*
 * For SessionType.
 */

#define DISCOVERY			"Discovery"

#define NORMAL				"Normal"

/*
 * struct iscsi_param->use
 */

#define USE_LEADING_ONLY		0x01

#define USE_INITIAL_ONLY		0x02

#define USE_ALL				0x04


#define IS_USE_LEADING_ONLY(p)		((p)->use & USE_LEADING_ONLY)

#define IS_USE_INITIAL_ONLY(p)		((p)->use & USE_INITIAL_ONLY)

#define IS_USE_ALL(p)			((p)->use & USE_ALL)


#define SET_USE_INITIAL_ONLY(p)		((p)->use |= USE_INITIAL_ONLY)

/*
 * struct iscsi_param->sender
 */

#define	SENDER_INITIATOR		0x01

#define SENDER_TARGET			0x02

#define SENDER_BOTH			0x03
/* Used in iscsi_check_key() */

#define SENDER_RECEIVER			0x04


#define IS_SENDER_INITIATOR(p)		((p)->sender & SENDER_INITIATOR)

#define IS_SENDER_TARGET(p)		((p)->sender & SENDER_TARGET)

#define IS_SENDER_BOTH(p)		((p)->sender & SENDER_BOTH)

/*
 * struct iscsi_param->scope
 */

#define SCOPE_CONNECTION_ONLY		0x01

#define SCOPE_SESSION_WIDE		0x02


#define IS_SCOPE_CONNECTION_ONLY(p)	((p)->scope & SCOPE_CONNECTION_ONLY)

#define IS_SCOPE_SESSION_WIDE(p)	((p)->scope & SCOPE_SESSION_WIDE)

/*
 * struct iscsi_param->phase
 */

#define PHASE_SECURITY			0x01

#define PHASE_OPERATIONAL		0x02

#define PHASE_DECLARATIVE		0x04

#define PHASE_FFP0			0x08


#define IS_PHASE_SECURITY(p)		((p)->phase & PHASE_SECURITY)

#define IS_PHASE_OPERATIONAL(p)		((p)->phase & PHASE_OPERATIONAL)

#define IS_PHASE_DECLARATIVE(p)		((p)->phase & PHASE_DECLARATIVE)

#define IS_PHASE_FFP0(p)		((p)->phase & PHASE_FFP0)

/*
 * struct iscsi_param->type
 */

#define TYPE_BOOL_AND			0x01

#define TYPE_BOOL_OR			0x02

#define TYPE_NUMBER			0x04

#define TYPE_NUMBER_RANGE		0x08

#define TYPE_STRING			0x10

#define TYPE_VALUE_LIST			0x20


#define IS_TYPE_BOOL_AND(p)		((p)->type & TYPE_BOOL_AND)

#define IS_TYPE_BOOL_OR(p)		((p)->type & TYPE_BOOL_OR)

#define IS_TYPE_NUMBER(p)		((p)->type & TYPE_NUMBER)

#define IS_TYPE_NUMBER_RANGE(p)		((p)->type & TYPE_NUMBER_RANGE)

#define IS_TYPE_STRING(p)		((p)->type & TYPE_STRING)

#define IS_TYPE_VALUE_LIST(p)		((p)->type & TYPE_VALUE_LIST)

/*
 * struct iscsi_param->type_range
 */

#define TYPERANGE_BOOL_AND		0x0001

#define TYPERANGE_BOOL_OR		0x0002

#define TYPERANGE_0_TO_2		0x0004

#define TYPERANGE_0_TO_3600		0x0008

#define TYPERANGE_0_TO_32767		0x0010

#define TYPERANGE_0_TO_65535		0x0020

#define TYPERANGE_1_TO_65535		0x0040

#define TYPERANGE_2_TO_3600		0x0080

#define TYPERANGE_512_TO_16777215	0x0100

#define TYPERANGE_AUTH			0x0200

#define TYPERANGE_DIGEST		0x0400

#define TYPERANGE_ISCSINAME		0x0800

#define TYPERANGE_SESSIONTYPE		0x1000

#define TYPERANGE_TARGETADDRESS		0x2000

#define TYPERANGE_UTF8			0x4000


#define IS_TYPERANGE_0_TO_2(p)		((p)->type_range & TYPERANGE_0_TO_2)

#define IS_TYPERANGE_0_TO_3600(p)	((p)->type_range & TYPERANGE_0_TO_3600)

#define IS_TYPERANGE_0_TO_32767(p)	((p)->type_range & TYPERANGE_0_TO_32767)

#define IS_TYPERANGE_0_TO_65535(p)	((p)->type_range & TYPERANGE_0_TO_65535)

#define IS_TYPERANGE_1_TO_65535(p)	((p)->type_range & TYPERANGE_1_TO_65535)

#define IS_TYPERANGE_2_TO_3600(p)	((p)->type_range & TYPERANGE_2_TO_3600)

#define IS_TYPERANGE_512_TO_16777215(p)	((p)->type_range & \
                                                TYPERANGE_512_TO_16777215)

#define IS_TYPERANGE_AUTH_PARAM(p)	((p)->type_range & TYPERANGE_AUTH)

#define IS_TYPERANGE_DIGEST_PARAM(p)	((p)->type_range & TYPERANGE_DIGEST)

#define IS_TYPERANGE_SESSIONTYPE(p)	((p)->type_range & \
                                                TYPERANGE_SESSIONTYPE)

/*
 * struct iscsi_param->state
 */

#define PSTATE_ACCEPTOR			0x01

#define PSTATE_NEGOTIATE		0x02

#define PSTATE_PROPOSER			0x04

#define PSTATE_IRRELEVANT		0x08

#define PSTATE_REJECT			0x10

#define PSTATE_REPLY_OPTIONAL		0x20

#define PSTATE_RESPONSE_GOT		0x40

#define PSTATE_RESPONSE_SENT		0x80


#define IS_PSTATE_ACCEPTOR(p)		((p)->state & PSTATE_ACCEPTOR)

#define IS_PSTATE_NEGOTIATE(p)		((p)->state & PSTATE_NEGOTIATE)

#define IS_PSTATE_PROPOSER(p)		((p)->state & PSTATE_PROPOSER)

#define IS_PSTATE_IRRELEVANT(p)		((p)->state & PSTATE_IRRELEVANT)

#define IS_PSTATE_REJECT(p)		((p)->state & PSTATE_REJECT)

#define IS_PSTATE_REPLY_OPTIONAL(p)	((p)->state & PSTATE_REPLY_OPTIONAL)

#define IS_PSTATE_RESPONSE_GOT(p)	((p)->state & PSTATE_RESPONSE_GOT)

#define IS_PSTATE_RESPONSE_SENT(p)	((p)->state & PSTATE_RESPONSE_SENT)


#define SET_PSTATE_ACCEPTOR(p)		((p)->state |= PSTATE_ACCEPTOR)

#define SET_PSTATE_NEGOTIATE(p)		((p)->state |= PSTATE_NEGOTIATE)

#define SET_PSTATE_PROPOSER(p)		((p)->state |= PSTATE_PROPOSER)

#define SET_PSTATE_IRRELEVANT(p)	((p)->state |= PSTATE_IRRELEVANT)

#define SET_PSTATE_REJECT(p)		((p)->state |= PSTATE_REJECT)

#define SET_PSTATE_REPLY_OPTIONAL(p)	((p)->state |= PSTATE_REPLY_OPTIONAL)

#define SET_PSTATE_RESPONSE_GOT(p)	((p)->state |= PSTATE_RESPONSE_GOT)

#define SET_PSTATE_RESPONSE_SENT(p)	((p)->state |= PSTATE_RESPONSE_SENT)

#endif /* ISCSI_PARAMETERS_H */

Overall Contributors
PersonTokensPropCommitsCommitProp
Nicholas Bellinger112997.92%562.50%


Bart Van Assche151.30%112.50%


Christophe Vu-Brugier50.43%112.50%


Kees Cook40.35%112.50%


Total1153100.00%8100.00%


Directory: drivers/target/iscsi



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