Merge tag 'v3.7-rc3' into next to sync up with recent USB and MFD changes
[platform/kernel/linux-exynos.git] / include / scsi / osd_attributes.h
1 #ifndef __OSD_ATTRIBUTES_H__
2 #define __OSD_ATTRIBUTES_H__
3
4 #include <scsi/osd_protocol.h>
5
6 /*
7  * Contains types and constants that define attribute pages and attribute
8  * numbers and their data types.
9  */
10
11 #define ATTR_SET(pg, id, l, ptr) \
12         { .attr_page = pg, .attr_id = id, .len = l, .val_ptr = ptr }
13
14 #define ATTR_DEF(pg, id, l) ATTR_SET(pg, id, l, NULL)
15
16 /* osd-r10 4.7.3 Attributes pages */
17 enum {
18         OSD_APAGE_OBJECT_FIRST          = 0x0,
19         OSD_APAGE_OBJECT_DIRECTORY      = 0,
20         OSD_APAGE_OBJECT_INFORMATION    = 1,
21         OSD_APAGE_OBJECT_QUOTAS         = 2,
22         OSD_APAGE_OBJECT_TIMESTAMP      = 3,
23         OSD_APAGE_OBJECT_COLLECTIONS    = 4,
24         OSD_APAGE_OBJECT_SECURITY       = 5,
25         OSD_APAGE_OBJECT_LAST           = 0x2fffffff,
26
27         OSD_APAGE_PARTITION_FIRST       = 0x30000000,
28         OSD_APAGE_PARTITION_DIRECTORY   = OSD_APAGE_PARTITION_FIRST + 0,
29         OSD_APAGE_PARTITION_INFORMATION = OSD_APAGE_PARTITION_FIRST + 1,
30         OSD_APAGE_PARTITION_QUOTAS      = OSD_APAGE_PARTITION_FIRST + 2,
31         OSD_APAGE_PARTITION_TIMESTAMP   = OSD_APAGE_PARTITION_FIRST + 3,
32         OSD_APAGE_PARTITION_ATTR_ACCESS = OSD_APAGE_PARTITION_FIRST + 4,
33         OSD_APAGE_PARTITION_SECURITY    = OSD_APAGE_PARTITION_FIRST + 5,
34         OSD_APAGE_PARTITION_LAST        = 0x5FFFFFFF,
35
36         OSD_APAGE_COLLECTION_FIRST      = 0x60000000,
37         OSD_APAGE_COLLECTION_DIRECTORY  = OSD_APAGE_COLLECTION_FIRST + 0,
38         OSD_APAGE_COLLECTION_INFORMATION = OSD_APAGE_COLLECTION_FIRST + 1,
39         OSD_APAGE_COLLECTION_TIMESTAMP  = OSD_APAGE_COLLECTION_FIRST + 3,
40         OSD_APAGE_COLLECTION_SECURITY   = OSD_APAGE_COLLECTION_FIRST + 5,
41         OSD_APAGE_COLLECTION_LAST       = 0x8FFFFFFF,
42
43         OSD_APAGE_ROOT_FIRST            = 0x90000000,
44         OSD_APAGE_ROOT_DIRECTORY        = OSD_APAGE_ROOT_FIRST + 0,
45         OSD_APAGE_ROOT_INFORMATION      = OSD_APAGE_ROOT_FIRST + 1,
46         OSD_APAGE_ROOT_QUOTAS           = OSD_APAGE_ROOT_FIRST + 2,
47         OSD_APAGE_ROOT_TIMESTAMP        = OSD_APAGE_ROOT_FIRST + 3,
48         OSD_APAGE_ROOT_SECURITY         = OSD_APAGE_ROOT_FIRST + 5,
49         OSD_APAGE_ROOT_LAST             = 0xBFFFFFFF,
50
51         OSD_APAGE_RESERVED_TYPE_FIRST   = 0xC0000000,
52         OSD_APAGE_RESERVED_TYPE_LAST    = 0xEFFFFFFF,
53
54         OSD_APAGE_COMMON_FIRST          = 0xF0000000,
55         OSD_APAGE_COMMON_LAST           = 0xFFFFFFFD,
56
57         OSD_APAGE_CURRENT_COMMAND       = 0xFFFFFFFE,
58
59         OSD_APAGE_REQUEST_ALL           = 0xFFFFFFFF,
60 };
61
62 /* subcategories of attr pages within each range above */
63 enum {
64         OSD_APAGE_STD_FIRST             = 0x0,
65         OSD_APAGE_STD_DIRECTORY         = 0,
66         OSD_APAGE_STD_INFORMATION       = 1,
67         OSD_APAGE_STD_QUOTAS            = 2,
68         OSD_APAGE_STD_TIMESTAMP         = 3,
69         OSD_APAGE_STD_COLLECTIONS       = 4,
70         OSD_APAGE_STD_POLICY_SECURITY   = 5,
71         OSD_APAGE_STD_LAST              = 0x0000007F,
72
73         OSD_APAGE_RESERVED_FIRST        = 0x00000080,
74         OSD_APAGE_RESERVED_LAST         = 0x00007FFF,
75
76         OSD_APAGE_OTHER_STD_FIRST       = 0x00008000,
77         OSD_APAGE_OTHER_STD_LAST        = 0x0000EFFF,
78
79         OSD_APAGE_PUBLIC_FIRST          = 0x0000F000,
80         OSD_APAGE_PUBLIC_LAST           = 0x0000FFFF,
81
82         OSD_APAGE_APP_DEFINED_FIRST     = 0x00010000,
83         OSD_APAGE_APP_DEFINED_LAST      = 0x1FFFFFFF,
84
85         OSD_APAGE_VENDOR_SPECIFIC_FIRST = 0x20000000,
86         OSD_APAGE_VENDOR_SPECIFIC_LAST  = 0x2FFFFFFF,
87 };
88
89 enum {
90         OSD_ATTR_PAGE_IDENTIFICATION = 0, /* in all pages 40 bytes */
91 };
92
93 struct page_identification {
94         u8 vendor_identification[8];
95         u8 page_identification[32];
96 }  __packed;
97
98 struct osd_attr_page_header {
99         __be32 page_number;
100         __be32 page_length;
101 } __packed;
102
103 /* 7.1.2.8 Root Information attributes page (OSD_APAGE_ROOT_INFORMATION) */
104 enum {
105         OSD_ATTR_RI_OSD_SYSTEM_ID            = 0x3,   /* 20       */
106         OSD_ATTR_RI_VENDOR_IDENTIFICATION    = 0x4,   /* 8        */
107         OSD_ATTR_RI_PRODUCT_IDENTIFICATION   = 0x5,   /* 16       */
108         OSD_ATTR_RI_PRODUCT_MODEL            = 0x6,   /* 32       */
109         OSD_ATTR_RI_PRODUCT_REVISION_LEVEL   = 0x7,   /* 4        */
110         OSD_ATTR_RI_PRODUCT_SERIAL_NUMBER    = 0x8,   /* variable */
111         OSD_ATTR_RI_OSD_NAME                 = 0x9,   /* variable */
112         OSD_ATTR_RI_MAX_CDB_CONTINUATION_LEN = 0xA,   /* 4        */
113         OSD_ATTR_RI_TOTAL_CAPACITY           = 0x80,  /* 8        */
114         OSD_ATTR_RI_USED_CAPACITY            = 0x81,  /* 8        */
115         OSD_ATTR_RI_NUMBER_OF_PARTITIONS     = 0xC0,  /* 8        */
116         OSD_ATTR_RI_CLOCK                    = 0x100, /* 6        */
117         OARI_DEFAULT_ISOLATION_METHOD        = 0X110, /* 1        */
118         OARI_SUPPORTED_ISOLATION_METHODS     = 0X111, /* 32       */
119
120         OARI_DATA_ATOMICITY_GUARANTEE                   = 0X120,   /* 8       */
121         OARI_DATA_ATOMICITY_ALIGNMENT                   = 0X121,   /* 8       */
122         OARI_ATTRIBUTES_ATOMICITY_GUARANTEE             = 0X122,   /* 8       */
123         OARI_DATA_ATTRIBUTES_ATOMICITY_MULTIPLIER       = 0X123,   /* 1       */
124
125         OARI_MAXIMUM_SNAPSHOTS_COUNT                    = 0X1C1,    /* 0 or 4 */
126         OARI_MAXIMUM_CLONES_COUNT                       = 0X1C2,    /* 0 or 4 */
127         OARI_MAXIMUM_BRANCH_DEPTH                       = 0X1CC,    /* 0 or 4 */
128         OARI_SUPPORTED_OBJECT_DUPLICATION_METHOD_FIRST  = 0X200,    /* 0 or 4 */
129         OARI_SUPPORTED_OBJECT_DUPLICATION_METHOD_LAST   = 0X2ff,    /* 0 or 4 */
130         OARI_SUPPORTED_TIME_OF_DUPLICATION_METHOD_FIRST = 0X300,    /* 0 or 4 */
131         OARI_SUPPORTED_TIME_OF_DUPLICATION_METHOD_LAST  = 0X30F,    /* 0 or 4 */
132         OARI_SUPPORT_FOR_DUPLICATED_OBJECT_FREEZING     = 0X310,    /* 0 or 4 */
133         OARI_SUPPORT_FOR_SNAPSHOT_REFRESHING            = 0X311,    /* 0 or 1 */
134         OARI_SUPPORTED_CDB_CONTINUATION_DESC_TYPE_FIRST = 0X7000001,/* 0 or 4 */
135         OARI_SUPPORTED_CDB_CONTINUATION_DESC_TYPE_LAST  = 0X700FFFF,/* 0 or 4 */
136 };
137 /* Root_Information_attributes_page does not have a get_page structure */
138
139 /* 7.1.2.9 Partition Information attributes page
140  * (OSD_APAGE_PARTITION_INFORMATION)
141  */
142 enum {
143         OSD_ATTR_PI_PARTITION_ID            = 0x1,     /* 8        */
144         OSD_ATTR_PI_USERNAME                = 0x9,     /* variable */
145         OSD_ATTR_PI_USED_CAPACITY           = 0x81,    /* 8        */
146         OSD_ATTR_PI_USED_CAPACITY_INCREMENT = 0x84,    /* 0 or 8   */
147         OSD_ATTR_PI_NUMBER_OF_OBJECTS       = 0xC1,    /* 8        */
148
149         OSD_ATTR_PI_ACTUAL_DATA_SPACE                      = 0xD1, /* 0 or 8 */
150         OSD_ATTR_PI_RESERVED_DATA_SPACE                    = 0xD2, /* 0 or 8 */
151         OSD_ATTR_PI_DEFAULT_SNAPSHOT_DUPLICATION_METHOD    = 0x200,/* 0 or 4 */
152         OSD_ATTR_PI_DEFAULT_CLONE_DUPLICATION_METHOD       = 0x201,/* 0 or 4 */
153         OSD_ATTR_PI_DEFAULT_SP_TIME_OF_DUPLICATION         = 0x300,/* 0 or 4 */
154         OSD_ATTR_PI_DEFAULT_CLONE_TIME_OF_DUPLICATION      = 0x301,/* 0 or 4 */
155 };
156 /* Partition Information attributes page does not have a get_page structure */
157
158 /* 7.1.2.10 Collection Information attributes page
159  * (OSD_APAGE_COLLECTION_INFORMATION)
160  */
161 enum {
162         OSD_ATTR_CI_PARTITION_ID           = 0x1,       /* 8        */
163         OSD_ATTR_CI_COLLECTION_OBJECT_ID   = 0x2,       /* 8        */
164         OSD_ATTR_CI_USERNAME               = 0x9,       /* variable */
165         OSD_ATTR_CI_COLLECTION_TYPE        = 0xA,       /* 1        */
166         OSD_ATTR_CI_USED_CAPACITY          = 0x81,      /* 8        */
167 };
168 /* Collection Information attributes page does not have a get_page structure */
169
170 /* 7.1.2.11 User Object Information attributes page
171  * (OSD_APAGE_OBJECT_INFORMATION)
172  */
173 enum {
174         OSD_ATTR_OI_PARTITION_ID         = 0x1,       /* 8        */
175         OSD_ATTR_OI_OBJECT_ID            = 0x2,       /* 8        */
176         OSD_ATTR_OI_USERNAME             = 0x9,       /* variable */
177         OSD_ATTR_OI_USED_CAPACITY        = 0x81,      /* 8        */
178         OSD_ATTR_OI_LOGICAL_LENGTH       = 0x82,      /* 8        */
179         SD_ATTR_OI_ACTUAL_DATA_SPACE     = 0XD1,      /* 0 OR 8   */
180         SD_ATTR_OI_RESERVED_DATA_SPACE   = 0XD2,      /* 0 OR 8   */
181 };
182 /* Object Information attributes page does not have a get_page structure */
183
184 /* 7.1.2.12 Root Quotas attributes page (OSD_APAGE_ROOT_QUOTAS) */
185 enum {
186         OSD_ATTR_RQ_DEFAULT_MAXIMUM_USER_OBJECT_LENGTH     = 0x1,      /* 8  */
187         OSD_ATTR_RQ_PARTITION_CAPACITY_QUOTA               = 0x10001,  /* 8  */
188         OSD_ATTR_RQ_PARTITION_OBJECT_COUNT                 = 0x10002,  /* 8  */
189         OSD_ATTR_RQ_PARTITION_COLLECTIONS_PER_USER_OBJECT  = 0x10081,  /* 4  */
190         OSD_ATTR_RQ_PARTITION_COUNT                        = 0x20002,  /* 8  */
191 };
192
193 struct Root_Quotas_attributes_page {
194         struct osd_attr_page_header hdr; /* id=R+2, size=0x24 */
195         __be64 default_maximum_user_object_length;
196         __be64 partition_capacity_quota;
197         __be64 partition_object_count;
198         __be64 partition_collections_per_user_object;
199         __be64 partition_count;
200 }  __packed;
201
202 /* 7.1.2.13 Partition Quotas attributes page (OSD_APAGE_PARTITION_QUOTAS)*/
203 enum {
204         OSD_ATTR_PQ_DEFAULT_MAXIMUM_USER_OBJECT_LENGTH  = 0x1,        /* 8 */
205         OSD_ATTR_PQ_CAPACITY_QUOTA                      = 0x10001,    /* 8 */
206         OSD_ATTR_PQ_OBJECT_COUNT                        = 0x10002,    /* 8 */
207         OSD_ATTR_PQ_COLLECTIONS_PER_USER_OBJECT         = 0x10081,    /* 4 */
208 };
209
210 struct Partition_Quotas_attributes_page {
211         struct osd_attr_page_header hdr; /* id=P+2, size=0x1C */
212         __be64 default_maximum_user_object_length;
213         __be64 capacity_quota;
214         __be64 object_count;
215         __be64 collections_per_user_object;
216 }  __packed;
217
218 /* 7.1.2.14 User Object Quotas attributes page (OSD_APAGE_OBJECT_QUOTAS) */
219 enum {
220         OSD_ATTR_OQ_MAXIMUM_LENGTH  = 0x1,        /* 8 */
221 };
222
223 struct Object_Quotas_attributes_page {
224         struct osd_attr_page_header hdr; /* id=U+2, size=0x8 */
225         __be64 maximum_length;
226 }  __packed;
227
228 /* 7.1.2.15 Root Timestamps attributes page (OSD_APAGE_ROOT_TIMESTAMP) */
229 enum {
230         OSD_ATTR_RT_ATTRIBUTES_ACCESSED_TIME  = 0x2,        /* 6 */
231         OSD_ATTR_RT_ATTRIBUTES_MODIFIED_TIME  = 0x3,        /* 6 */
232         OSD_ATTR_RT_TIMESTAMP_BYPASS          = 0xFFFFFFFE, /* 1 */
233 };
234
235 struct root_timestamps_attributes_page {
236         struct osd_attr_page_header hdr; /* id=R+3, size=0xD */
237         struct osd_timestamp attributes_accessed_time;
238         struct osd_timestamp attributes_modified_time;
239         u8 timestamp_bypass;
240 }  __packed;
241
242 /* 7.1.2.16 Partition Timestamps attributes page
243  * (OSD_APAGE_PARTITION_TIMESTAMP)
244  */
245 enum {
246         OSD_ATTR_PT_CREATED_TIME              = 0x1,        /* 6 */
247         OSD_ATTR_PT_ATTRIBUTES_ACCESSED_TIME  = 0x2,        /* 6 */
248         OSD_ATTR_PT_ATTRIBUTES_MODIFIED_TIME  = 0x3,        /* 6 */
249         OSD_ATTR_PT_DATA_ACCESSED_TIME        = 0x4,        /* 6 */
250         OSD_ATTR_PT_DATA_MODIFIED_TIME        = 0x5,        /* 6 */
251         OSD_ATTR_PT_TIMESTAMP_BYPASS          = 0xFFFFFFFE, /* 1 */
252 };
253
254 struct partition_timestamps_attributes_page {
255         struct osd_attr_page_header hdr; /* id=P+3, size=0x1F */
256         struct osd_timestamp created_time;
257         struct osd_timestamp attributes_accessed_time;
258         struct osd_timestamp attributes_modified_time;
259         struct osd_timestamp data_accessed_time;
260         struct osd_timestamp data_modified_time;
261         u8 timestamp_bypass;
262 }  __packed;
263
264 /* 7.1.2.17/18 Collection/Object Timestamps attributes page
265  * (OSD_APAGE_COLLECTION_TIMESTAMP/OSD_APAGE_OBJECT_TIMESTAMP)
266  */
267 enum {
268         OSD_ATTR_OT_CREATED_TIME              = 0x1,        /* 6 */
269         OSD_ATTR_OT_ATTRIBUTES_ACCESSED_TIME  = 0x2,        /* 6 */
270         OSD_ATTR_OT_ATTRIBUTES_MODIFIED_TIME  = 0x3,        /* 6 */
271         OSD_ATTR_OT_DATA_ACCESSED_TIME        = 0x4,        /* 6 */
272         OSD_ATTR_OT_DATA_MODIFIED_TIME        = 0x5,        /* 6 */
273 };
274
275 /* same for collection */
276 struct object_timestamps_attributes_page {
277         struct osd_attr_page_header hdr; /* id=C+3/3, size=0x1E */
278         struct osd_timestamp created_time;
279         struct osd_timestamp attributes_accessed_time;
280         struct osd_timestamp attributes_modified_time;
281         struct osd_timestamp data_accessed_time;
282         struct osd_timestamp data_modified_time;
283 }  __packed;
284
285 /* OSD2r05: 7.1.3.19 Attributes Access attributes page
286  * (OSD_APAGE_PARTITION_ATTR_ACCESS)
287  *
288  * each attribute is of the form below. Total array length is deduced
289  * from the attribute's length
290  * (See allowed_attributes_access of the struct osd_cap_object_descriptor)
291  */
292 struct attributes_access_attr {
293         struct osd_attributes_list_attrid attr_list[0];
294 } __packed;
295
296 /* OSD2r05: 7.1.2.21 Collections attributes page */
297 /* TBD */
298
299 /* 7.1.2.20 Root Policy/Security attributes page (OSD_APAGE_ROOT_SECURITY) */
300 enum {
301         OSD_ATTR_RS_DEFAULT_SECURITY_METHOD           = 0x1,       /* 1      */
302         OSD_ATTR_RS_OLDEST_VALID_NONCE_LIMIT          = 0x2,       /* 6      */
303         OSD_ATTR_RS_NEWEST_VALID_NONCE_LIMIT          = 0x3,       /* 6      */
304         OSD_ATTR_RS_PARTITION_DEFAULT_SECURITY_METHOD = 0x6,       /* 1      */
305         OSD_ATTR_RS_SUPPORTED_SECURITY_METHODS        = 0x7,       /* 2      */
306         OSD_ATTR_RS_ADJUSTABLE_CLOCK                  = 0x9,       /* 6      */
307         OSD_ATTR_RS_MASTER_KEY_IDENTIFIER             = 0x7FFD,    /* 0 or 7 */
308         OSD_ATTR_RS_ROOT_KEY_IDENTIFIER               = 0x7FFE,    /* 0 or 7 */
309         OSD_ATTR_RS_SUPPORTED_INTEGRITY_ALGORITHM_0   = 0x80000000,/* 1,(x16)*/
310         OSD_ATTR_RS_SUPPORTED_DH_GROUP_0              = 0x80000010,/* 1,(x16)*/
311 };
312
313 struct root_security_attributes_page {
314         struct osd_attr_page_header hdr; /* id=R+5, size=0x3F */
315         u8 default_security_method;
316         u8 partition_default_security_method;
317         __be16 supported_security_methods;
318         u8 mki_valid_rki_valid;
319         struct osd_timestamp oldest_valid_nonce_limit;
320         struct osd_timestamp newest_valid_nonce_limit;
321         struct osd_timestamp adjustable_clock;
322         u8 master_key_identifier[32-25];
323         u8 root_key_identifier[39-32];
324         u8 supported_integrity_algorithm[16];
325         u8 supported_dh_group[16];
326 }  __packed;
327
328 /* 7.1.2.21 Partition Policy/Security attributes page
329  * (OSD_APAGE_PARTITION_SECURITY)
330  */
331 enum {
332         OSD_ATTR_PS_DEFAULT_SECURITY_METHOD        = 0x1,        /* 1      */
333         OSD_ATTR_PS_OLDEST_VALID_NONCE             = 0x2,        /* 6      */
334         OSD_ATTR_PS_NEWEST_VALID_NONCE             = 0x3,        /* 6      */
335         OSD_ATTR_PS_REQUEST_NONCE_LIST_DEPTH       = 0x4,        /* 2      */
336         OSD_ATTR_PS_FROZEN_WORKING_KEY_BIT_MASK    = 0x5,        /* 2      */
337         OSD_ATTR_PS_PARTITION_KEY_IDENTIFIER       = 0x7FFF,     /* 0 or 7 */
338         OSD_ATTR_PS_WORKING_KEY_IDENTIFIER_FIRST   = 0x8000,     /* 0 or 7 */
339         OSD_ATTR_PS_WORKING_KEY_IDENTIFIER_LAST    = 0x800F,     /* 0 or 7 */
340         OSD_ATTR_PS_POLICY_ACCESS_TAG              = 0x40000001, /* 4      */
341         OSD_ATTR_PS_USER_OBJECT_POLICY_ACCESS_TAG  = 0x40000002, /* 4      */
342 };
343
344 struct partition_security_attributes_page {
345         struct osd_attr_page_header hdr; /* id=p+5, size=0x8f */
346         u8 reserved[3];
347         u8 default_security_method;
348         struct osd_timestamp oldest_valid_nonce;
349         struct osd_timestamp newest_valid_nonce;
350         __be16 request_nonce_list_depth;
351         __be16 frozen_working_key_bit_mask;
352         __be32 policy_access_tag;
353         __be32 user_object_policy_access_tag;
354         u8 pki_valid;
355         __be16 wki_00_0f_vld;
356         struct osd_key_identifier partition_key_identifier;
357         struct osd_key_identifier working_key_identifiers[16];
358 }  __packed;
359
360 /* 7.1.2.22/23 Collection/Object Policy-Security attributes page
361  * (OSD_APAGE_COLLECTION_SECURITY/OSD_APAGE_OBJECT_SECURITY)
362  */
363 enum {
364         OSD_ATTR_OS_POLICY_ACCESS_TAG              = 0x40000001, /* 4      */
365 };
366
367 struct object_security_attributes_page {
368         struct osd_attr_page_header hdr; /* id=C+5/5, size=4 */
369         __be32 policy_access_tag;
370 }  __packed;
371
372 /* OSD2r05: 7.1.3.31 Current Command attributes page
373  * (OSD_APAGE_CURRENT_COMMAND)
374  */
375 enum {
376         OSD_ATTR_CC_RESPONSE_INTEGRITY_CHECK_VALUE     = 0x1, /* 32  */
377         OSD_ATTR_CC_OBJECT_TYPE                        = 0x2, /* 1   */
378         OSD_ATTR_CC_PARTITION_ID                       = 0x3, /* 8   */
379         OSD_ATTR_CC_OBJECT_ID                          = 0x4, /* 8   */
380         OSD_ATTR_CC_STARTING_BYTE_ADDRESS_OF_APPEND    = 0x5, /* 8   */
381         OSD_ATTR_CC_CHANGE_IN_USED_CAPACITY            = 0x6, /* 8   */
382 };
383
384 /*TBD: osdv1_current_command_attributes_page */
385
386 struct osdv2_current_command_attributes_page {
387         struct osd_attr_page_header hdr;  /* id=0xFFFFFFFE, size=0x44 */
388         u8 response_integrity_check_value[OSD_CRYPTO_KEYID_SIZE];
389         u8 object_type;
390         u8 reserved[3];
391         __be64 partition_id;
392         __be64 object_id;
393         __be64 starting_byte_address_of_append;
394         __be64 change_in_used_capacity;
395 };
396
397 #endif /*ndef __OSD_ATTRIBUTES_H__*/