/drivers/target/iscsi/iscsi_target_parameters.h

https://bitbucket.org/cyanogenmod/android_kernel_asus_tf300t · C Header · 269 lines · 206 code · 26 blank · 37 comment · 0 complexity · b8df6ec4f72c006cca790bfd50dd4dab MD5 · raw file 

    

  1. #ifndef ISCSI_PARAMETERS_H
    2. 

  2. #define ISCSI_PARAMETERS_H
    3. 

  3. 

  4. struct iscsi_extra_response {
    5. 

  5. 	char key[64];
    6. 

  6. 	char value[32];
    7. 

  7. 	struct list_head er_list;
    8. 

  8. } ____cacheline_aligned;
    9. 

  9. 

  10. struct iscsi_param {
    11. 

  11. 	char *name;
    12. 

  12. 	char *value;
    13. 

  13. 	u8 set_param;
    14. 

  14. 	u8 phase;
    15. 

  15. 	u8 scope;
    16. 

  16. 	u8 sender;
    17. 

  17. 	u8 type;
    18. 

  18. 	u8 use;
    19. 

  19. 	u16 type_range;
    20. 

  20. 	u32 state;
    21. 

  21. 	struct list_head p_list;
    22. 

  22. } ____cacheline_aligned;
    23. 

  23. 

  24. extern int iscsi_login_rx_data(struct iscsi_conn *, char *, int);
    25. 

  25. extern int iscsi_login_tx_data(struct iscsi_conn *, char *, char *, int);
    26. 

  26. extern void iscsi_dump_conn_ops(struct iscsi_conn_ops *);
    27. 

  27. extern void iscsi_dump_sess_ops(struct iscsi_sess_ops *);
    28. 

  28. extern void iscsi_print_params(struct iscsi_param_list *);
    29. 

  29. extern int iscsi_create_default_params(struct iscsi_param_list **);
    30. 

  30. extern int iscsi_set_keys_to_negotiate(int, struct iscsi_param_list *);
    31. 

  31. extern int iscsi_set_keys_irrelevant_for_discovery(struct iscsi_param_list *);
    32. 

  32. extern int iscsi_copy_param_list(struct iscsi_param_list **,
    33. 

  33. 			struct iscsi_param_list *, int);
    34. 

  34. extern int iscsi_change_param_value(char *, struct iscsi_param_list *, int);
    35. 

  35. extern void iscsi_release_param_list(struct iscsi_param_list *);
    36. 

  36. extern struct iscsi_param *iscsi_find_param_from_key(char *, struct iscsi_param_list *);
    37. 

  37. extern int iscsi_extract_key_value(char *, char **, char **);
    38. 

  38. extern int iscsi_update_param_value(struct iscsi_param *, char *);
    39. 

  39. extern int iscsi_decode_text_input(u8, u8, char *, u32, struct iscsi_param_list *);
    40. 

  40. extern int iscsi_encode_text_output(u8, u8, char *, u32 *,
    41. 

  41. 			struct iscsi_param_list *);
    42. 

  42. extern int iscsi_check_negotiated_keys(struct iscsi_param_list *);
    43. 

  43. extern void iscsi_set_connection_parameters(struct iscsi_conn_ops *,
    44. 

  44. 			struct iscsi_param_list *);
    45. 

  45. extern void iscsi_set_session_parameters(struct iscsi_sess_ops *,
    46. 

  46. 			struct iscsi_param_list *, int);
    47. 

  47. 

  48. #define YES				"Yes"
    49. 

  49. #define NO				"No"
    50. 

  50. #define ALL				"All"
    51. 

  51. #define IRRELEVANT			"Irrelevant"
    52. 

  52. #define NONE				"None"
    53. 

  53. #define NOTUNDERSTOOD			"NotUnderstood"
    54. 

  54. #define REJECT				"Reject"
    55. 

  55. 

  56. /*
    57. 

  57.  * The Parameter Names.
    58. 

  58.  */
    59. 

  59. #define AUTHMETHOD			"AuthMethod"
    60. 

  60. #define HEADERDIGEST			"HeaderDigest"
    61. 

  61. #define DATADIGEST			"DataDigest"
    62. 

  62. #define MAXCONNECTIONS			"MaxConnections"
    63. 

  63. #define SENDTARGETS			"SendTargets"
    64. 

  64. #define TARGETNAME			"TargetName"
    65. 

  65. #define INITIATORNAME			"InitiatorName"
    66. 

  66. #define TARGETALIAS			"TargetAlias"
    67. 

  67. #define INITIATORALIAS			"InitiatorAlias"
    68. 

  68. #define TARGETADDRESS			"TargetAddress"
    69. 

  69. #define TARGETPORTALGROUPTAG		"TargetPortalGroupTag"
    70. 

  70. #define INITIALR2T			"InitialR2T"
    71. 

  71. #define IMMEDIATEDATA			"ImmediateData"
    72. 

  72. #define MAXRECVDATASEGMENTLENGTH	"MaxRecvDataSegmentLength"
    73. 

  73. #define MAXBURSTLENGTH			"MaxBurstLength"
    74. 

  74. #define FIRSTBURSTLENGTH		"FirstBurstLength"
    75. 

  75. #define DEFAULTTIME2WAIT		"DefaultTime2Wait"
    76. 

  76. #define DEFAULTTIME2RETAIN		"DefaultTime2Retain"
    77. 

  77. #define MAXOUTSTANDINGR2T		"MaxOutstandingR2T"
    78. 

  78. #define DATAPDUINORDER			"DataPDUInOrder"
    79. 

  79. #define DATASEQUENCEINORDER		"DataSequenceInOrder"
    80. 

  80. #define ERRORRECOVERYLEVEL		"ErrorRecoveryLevel"
    81. 

  81. #define SESSIONTYPE			"SessionType"
    82. 

  82. #define IFMARKER			"IFMarker"
    83. 

  83. #define OFMARKER			"OFMarker"
    84. 

  84. #define IFMARKINT			"IFMarkInt"
    85. 

  85. #define OFMARKINT			"OFMarkInt"
    86. 

  86. #define X_EXTENSIONKEY			"X-com.sbei.version"
    87. 

  87. #define X_EXTENSIONKEY_CISCO_NEW	"X-com.cisco.protocol"
    88. 

  88. #define X_EXTENSIONKEY_CISCO_OLD	"X-com.cisco.iscsi.draft"
    89. 

  89. 

  90. /*
    91. 

  91.  * For AuthMethod.
    92. 

  92.  */
    93. 

  93. #define KRB5				"KRB5"
    94. 

  94. #define SPKM1				"SPKM1"
    95. 

  95. #define SPKM2				"SPKM2"
    96. 

  96. #define SRP				"SRP"
    97. 

  97. #define CHAP				"CHAP"
    98. 

  98. 

  99. /*
    100. 

  100.  * Initial values for Parameter Negotiation.
    101. 

  101.  */
    102. 

  102. #define INITIAL_AUTHMETHOD			CHAP
    103. 

  103. #define INITIAL_HEADERDIGEST			"CRC32C,None"
    104. 

  104. #define INITIAL_DATADIGEST			"CRC32C,None"
    105. 

  105. #define INITIAL_MAXCONNECTIONS			"1"
    106. 

  106. #define INITIAL_SENDTARGETS			ALL
    107. 

  107. #define INITIAL_TARGETNAME			"LIO.Target"
    108. 

  108. #define INITIAL_INITIATORNAME			"LIO.Initiator"
    109. 

  109. #define INITIAL_TARGETALIAS			"LIO Target"
    110. 

  110. #define INITIAL_INITIATORALIAS			"LIO Initiator"
    111. 

  111. #define INITIAL_TARGETADDRESS			"0.0.0.0:0000,0"
    112. 

  112. #define INITIAL_TARGETPORTALGROUPTAG		"1"
    113. 

  113. #define INITIAL_INITIALR2T			YES
    114. 

  114. #define INITIAL_IMMEDIATEDATA			YES
    115. 

  115. #define INITIAL_MAXRECVDATASEGMENTLENGTH	"8192"
    116. 

  116. #define INITIAL_MAXBURSTLENGTH			"262144"
    117. 

  117. #define INITIAL_FIRSTBURSTLENGTH		"65536"
    118. 

  118. #define INITIAL_DEFAULTTIME2WAIT		"2"
    119. 

  119. #define INITIAL_DEFAULTTIME2RETAIN		"20"
    120. 

  120. #define INITIAL_MAXOUTSTANDINGR2T		"1"
    121. 

  121. #define INITIAL_DATAPDUINORDER			YES
    122. 

  122. #define INITIAL_DATASEQUENCEINORDER		YES
    123. 

  123. #define INITIAL_ERRORRECOVERYLEVEL		"0"
    124. 

  124. #define INITIAL_SESSIONTYPE			NORMAL
    125. 

  125. #define INITIAL_IFMARKER			NO
    126. 

  126. #define INITIAL_OFMARKER			NO
    127. 

  127. #define INITIAL_IFMARKINT			"2048~65535"
    128. 

  128. #define INITIAL_OFMARKINT			"2048~65535"
    129. 

  129. 

  130. /*
    131. 

  131.  * For [Header,Data]Digests.
    132. 

  132.  */
    133. 

  133. #define CRC32C				"CRC32C"
    134. 

  134. 

  135. /*
    136. 

  136.  * For SessionType.
    137. 

  137.  */
    138. 

  138. #define DISCOVERY			"Discovery"
    139. 

  139. #define NORMAL				"Normal"
    140. 

  140. 

  141. /*
    142. 

  142.  * struct iscsi_param->use
    143. 

  143.  */
    144. 

  144. #define USE_LEADING_ONLY		0x01
    145. 

  145. #define USE_INITIAL_ONLY		0x02
    146. 

  146. #define USE_ALL				0x04
    147. 

  147. 

  148. #define IS_USE_LEADING_ONLY(p)		((p)->use & USE_LEADING_ONLY)
    149. 

  149. #define IS_USE_INITIAL_ONLY(p)		((p)->use & USE_INITIAL_ONLY)
    150. 

  150. #define IS_USE_ALL(p)			((p)->use & USE_ALL)
    151. 

  151. 

  152. #define SET_USE_INITIAL_ONLY(p)		((p)->use |= USE_INITIAL_ONLY)
    153. 

  153. 

  154. /*
    155. 

  155.  * struct iscsi_param->sender
    156. 

  156.  */
    157. 

  157. #define	SENDER_INITIATOR		0x01
    158. 

  158. #define SENDER_TARGET			0x02
    159. 

  159. #define SENDER_BOTH			0x03
    160. 

  160. /* Used in iscsi_check_key() */
    161. 

  161. #define SENDER_RECEIVER			0x04
    162. 

  162. 

  163. #define IS_SENDER_INITIATOR(p)		((p)->sender & SENDER_INITIATOR)
    164. 

  164. #define IS_SENDER_TARGET(p)		((p)->sender & SENDER_TARGET)
    165. 

  165. #define IS_SENDER_BOTH(p)		((p)->sender & SENDER_BOTH)
    166. 

  166. 

  167. /*
    168. 

  168.  * struct iscsi_param->scope
    169. 

  169.  */
    170. 

  170. #define SCOPE_CONNECTION_ONLY		0x01
    171. 

  171. #define SCOPE_SESSION_WIDE		0x02
    172. 

  172. 

  173. #define IS_SCOPE_CONNECTION_ONLY(p)	((p)->scope & SCOPE_CONNECTION_ONLY)
    174. 

  174. #define IS_SCOPE_SESSION_WIDE(p)	((p)->scope & SCOPE_SESSION_WIDE)
    175. 

  175. 

  176. /*
    177. 

  177.  * struct iscsi_param->phase
    178. 

  178.  */
    179. 

  179. #define PHASE_SECURITY			0x01
    180. 

  180. #define PHASE_OPERATIONAL		0x02
    181. 

  181. #define PHASE_DECLARATIVE		0x04
    182. 

  182. #define PHASE_FFP0			0x08
    183. 

  183. 

  184. #define IS_PHASE_SECURITY(p)		((p)->phase & PHASE_SECURITY)
    185. 

  185. #define IS_PHASE_OPERATIONAL(p)		((p)->phase & PHASE_OPERATIONAL)
    186. 

  186. #define IS_PHASE_DECLARATIVE(p)		((p)->phase & PHASE_DECLARATIVE)
    187. 

  187. #define IS_PHASE_FFP0(p)		((p)->phase & PHASE_FFP0)
    188. 

  188. 

  189. /*
    190. 

  190.  * struct iscsi_param->type
    191. 

  191.  */
    192. 

  192. #define TYPE_BOOL_AND			0x01
    193. 

  193. #define TYPE_BOOL_OR			0x02
    194. 

  194. #define TYPE_NUMBER			0x04
    195. 

  195. #define TYPE_NUMBER_RANGE		0x08
    196. 

  196. #define TYPE_STRING			0x10
    197. 

  197. #define TYPE_VALUE_LIST			0x20
    198. 

  198. 

  199. #define IS_TYPE_BOOL_AND(p)		((p)->type & TYPE_BOOL_AND)
    200. 

  200. #define IS_TYPE_BOOL_OR(p)		((p)->type & TYPE_BOOL_OR)
    201. 

  201. #define IS_TYPE_NUMBER(p)		((p)->type & TYPE_NUMBER)
    202. 

  202. #define IS_TYPE_NUMBER_RANGE(p)		((p)->type & TYPE_NUMBER_RANGE)
    203. 

  203. #define IS_TYPE_STRING(p)		((p)->type & TYPE_STRING)
    204. 

  204. #define IS_TYPE_VALUE_LIST(p)		((p)->type & TYPE_VALUE_LIST)
    205. 

  205. 

  206. /*
    207. 

  207.  * struct iscsi_param->type_range
    208. 

  208.  */
    209. 

  209. #define TYPERANGE_BOOL_AND		0x0001
    210. 

  210. #define TYPERANGE_BOOL_OR		0x0002
    211. 

  211. #define TYPERANGE_0_TO_2		0x0004
    212. 

  212. #define TYPERANGE_0_TO_3600		0x0008
    213. 

  213. #define TYPERANGE_0_TO_32767		0x0010
    214. 

  214. #define TYPERANGE_0_TO_65535		0x0020
    215. 

  215. #define TYPERANGE_1_TO_65535		0x0040
    216. 

  216. #define TYPERANGE_2_TO_3600		0x0080
    217. 

  217. #define TYPERANGE_512_TO_16777215	0x0100
    218. 

  218. #define TYPERANGE_AUTH			0x0200
    219. 

  219. #define TYPERANGE_DIGEST		0x0400
    220. 

  220. #define TYPERANGE_ISCSINAME		0x0800
    221. 

  221. #define TYPERANGE_MARKINT		0x1000
    222. 

  222. #define TYPERANGE_SESSIONTYPE		0x2000
    223. 

  223. #define TYPERANGE_TARGETADDRESS		0x4000
    224. 

  224. #define TYPERANGE_UTF8			0x8000
    225. 

  225. 

  226. #define IS_TYPERANGE_0_TO_2(p)		((p)->type_range & TYPERANGE_0_TO_2)
    227. 

  227. #define IS_TYPERANGE_0_TO_3600(p)	((p)->type_range & TYPERANGE_0_TO_3600)
    228. 

  228. #define IS_TYPERANGE_0_TO_32767(p)	((p)->type_range & TYPERANGE_0_TO_32767)
    229. 

  229. #define IS_TYPERANGE_0_TO_65535(p)	((p)->type_range & TYPERANGE_0_TO_65535)
    230. 

  230. #define IS_TYPERANGE_1_TO_65535(p)	((p)->type_range & TYPERANGE_1_TO_65535)
    231. 

  231. #define IS_TYPERANGE_2_TO_3600(p)	((p)->type_range & TYPERANGE_2_TO_3600)
    232. 

  232. #define IS_TYPERANGE_512_TO_16777215(p)	((p)->type_range & \
    233. 

  233. 						TYPERANGE_512_TO_16777215)
    234. 

  234. #define IS_TYPERANGE_AUTH_PARAM(p)	((p)->type_range & TYPERANGE_AUTH)
    235. 

  235. #define IS_TYPERANGE_DIGEST_PARAM(p)	((p)->type_range & TYPERANGE_DIGEST)
    236. 

  236. #define IS_TYPERANGE_SESSIONTYPE(p)	((p)->type_range & \
    237. 

  237. 						TYPERANGE_SESSIONTYPE)
    238. 

  238. 

  239. /*
    240. 

  240.  * struct iscsi_param->state
    241. 

  241.  */
    242. 

  242. #define PSTATE_ACCEPTOR			0x01
    243. 

  243. #define PSTATE_NEGOTIATE		0x02
    244. 

  244. #define PSTATE_PROPOSER			0x04
    245. 

  245. #define PSTATE_IRRELEVANT		0x08
    246. 

  246. #define PSTATE_REJECT			0x10
    247. 

  247. #define PSTATE_REPLY_OPTIONAL		0x20
    248. 

  248. #define PSTATE_RESPONSE_GOT		0x40
    249. 

  249. #define PSTATE_RESPONSE_SENT		0x80
    250. 

  250. 

  251. #define IS_PSTATE_ACCEPTOR(p)		((p)->state & PSTATE_ACCEPTOR)
    252. 

  252. #define IS_PSTATE_NEGOTIATE(p)		((p)->state & PSTATE_NEGOTIATE)
    253. 

  253. #define IS_PSTATE_PROPOSER(p)		((p)->state & PSTATE_PROPOSER)
    254. 

  254. #define IS_PSTATE_IRRELEVANT(p)		((p)->state & PSTATE_IRRELEVANT)
    255. 

  255. #define IS_PSTATE_REJECT(p)		((p)->state & PSTATE_REJECT)
    256. 

  256. #define IS_PSTATE_REPLY_OPTIONAL(p)	((p)->state & PSTATE_REPLY_OPTIONAL)
    257. 

  257. #define IS_PSTATE_RESPONSE_GOT(p)	((p)->state & PSTATE_RESPONSE_GOT)
    258. 

  258. #define IS_PSTATE_RESPONSE_SENT(p)	((p)->state & PSTATE_RESPONSE_SENT)
    259. 

  259. 

  260. #define SET_PSTATE_ACCEPTOR(p)		((p)->state |= PSTATE_ACCEPTOR)
    261. 

  261. #define SET_PSTATE_NEGOTIATE(p)		((p)->state |= PSTATE_NEGOTIATE)
    262. 

  262. #define SET_PSTATE_PROPOSER(p)		((p)->state |= PSTATE_PROPOSER)
    263. 

  263. #define SET_PSTATE_IRRELEVANT(p)	((p)->state |= PSTATE_IRRELEVANT)
    264. 

  264. #define SET_PSTATE_REJECT(p)		((p)->state |= PSTATE_REJECT)
    265. 

  265. #define SET_PSTATE_REPLY_OPTIONAL(p)	((p)->state |= PSTATE_REPLY_OPTIONAL)
    266. 

  266. #define SET_PSTATE_RESPONSE_GOT(p)	((p)->state |= PSTATE_RESPONSE_GOT)
    267. 

  267. #define SET_PSTATE_RESPONSE_SENT(p)	((p)->state |= PSTATE_RESPONSE_SENT)
    268. 

  268. 

  269. #endif /* ISCSI_PARAMETERS_H */
    270.