ReactOS  0.4.15-dev-2701-g34593d9
storduid.h
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1 #ifndef _STORDUID_H_
2 #define _STORDUID_H_
3 
4 typedef enum _DUID_MATCH_STATUS
5 {
19 
20 #define DUID_VERSION_1 1
21 
22 #define DUID_HARDWARE_IDS_ONLY 0
23 #define DUID_INCLUDE_SOFTWARE_IDS 1
24 
25 #define DUID_MATCH_ERROR(_duid_status) ((_duid_status) >= DuidErrorGeneral ? TRUE : FALSE)
26 #define DUID_MATCH_SUCCESS(_duid_status) ((_duid_status) < DuidErrorGeneral ? TRUE : FALSE)
27 
29 {
36 
38 {
42  union {
47 
53 
59 {
60  if (!Duid1 || !Duid2)
61  {
62  return DuidErrorMissingDuid;
63  }
64 
65  if (Duid1->Size < sizeof(STORAGE_DEVICE_UNIQUE_IDENTIFIER) ||
66  Duid2->Size < sizeof(STORAGE_DEVICE_UNIQUE_IDENTIFIER))
67  {
68  return DuidErrorGeneral;
69  }
70 
71  if (Duid1->Version != DUID_VERSION_1 || Duid2->Version != DUID_VERSION_1)
72  {
74  }
75 
76  if (Duid1->StorageDeviceIdOffset == 0 && Duid1->StorageDeviceOffset == 0 &&
77  Duid1->DriveLayoutSignatureOffset == 0)
78  {
79  return DuidErrorInvalidDuid;
80  }
81 
82  if (Duid2->StorageDeviceIdOffset == 0 && Duid2->StorageDeviceOffset == 0 &&
83  Duid2->DriveLayoutSignatureOffset == 0)
84  {
85  return DuidErrorInvalidDuid;
86  }
87 
88  if (Duid1->Size == Duid2->Size)
89  {
90  if (memcmp(Duid1, Duid2, Duid1->Size) == 0)
91  {
92  return DuidExactMatch;
93  }
94  }
95 
96  if (Duid1->StorageDeviceIdOffset && Duid2->StorageDeviceIdOffset)
97  {
100 
101  PSTORAGE_IDENTIFIER ident1;
102  PSTORAGE_IDENTIFIER ident2;
103 
104  ULONG idx1;
105  ULONG idx2;
106 
107  idDesc1 = (PSTORAGE_DEVICE_ID_DESCRIPTOR)((PUCHAR)Duid1 + Duid1->StorageDeviceIdOffset);
108  idDesc2 = (PSTORAGE_DEVICE_ID_DESCRIPTOR)((PUCHAR)Duid2 + Duid2->StorageDeviceIdOffset);
109 
110  if (idDesc1->Size < sizeof(STORAGE_DEVICE_ID_DESCRIPTOR) ||
111  idDesc2->Size < sizeof(STORAGE_DEVICE_ID_DESCRIPTOR))
112  {
114  }
115 
116  if (idDesc1->Size == idDesc2->Size)
117  {
118  if (memcmp(idDesc1, idDesc2, idDesc1->Size) == 0)
119  {
120  return DuidSubIdMatch;
121  }
122  }
123 
124  ident1 = (PSTORAGE_IDENTIFIER)(idDesc1->Identifiers);
125 
126  for (idx1 = 0; idx1 < idDesc1->NumberOfIdentifiers; idx1++)
127  {
128  if ((ident1->Type == StorageIdTypeScsiNameString || ident1->Type == StorageIdTypeFCPHName ||
129  ident1->Type == StorageIdTypeEUI64 || ident1->Type == StorageIdTypeVendorId) &&
130  (ident1->Association == StorageIdAssocPort) &&
131  (ident1->CodeSet == StorageIdCodeSetUtf8 || ident1->CodeSet == StorageIdCodeSetAscii ||
132  ident1->CodeSet == StorageIdCodeSetBinary))
133  {
134  ident2 = (PSTORAGE_IDENTIFIER)(idDesc2->Identifiers);
135 
136  for (idx2 = 0; idx2 < idDesc2->NumberOfIdentifiers; idx2++)
137  {
138  if (ident1->Type == ident2->Type && ident1->Association == ident2->Association &&
139  ident1->CodeSet == ident2->CodeSet &&
140  ident1->IdentifierSize == ident2->IdentifierSize &&
141  (memcmp(ident1->Identifier, ident2->Identifier, ident1->IdentifierSize) == 0))
142  {
143  return DuidSubIdMatch;
144  }
145 
146  ident2 = (PSTORAGE_IDENTIFIER)((PUCHAR)ident2 + ident2->NextOffset);
147  }
148  }
149 
150  ident1 = (PSTORAGE_IDENTIFIER)((PUCHAR)ident1 + ident1->NextOffset);
151  }
152  }
153 
154  if (Duid1->StorageDeviceOffset && Duid2->StorageDeviceOffset)
155  {
158 
159  desc1 = (PSTORAGE_DEVICE_DESCRIPTOR)((PUCHAR)Duid1 + Duid1->StorageDeviceOffset);
160  desc2 = (PSTORAGE_DEVICE_DESCRIPTOR)((PUCHAR)Duid2 + Duid2->StorageDeviceOffset);
161 
162  if (desc1->Size < sizeof(STORAGE_DEVICE_DESCRIPTOR) ||
163  desc2->Size < sizeof(STORAGE_DEVICE_DESCRIPTOR))
164  {
166  }
167 
168  if (desc1->Size == desc2->Size)
169  {
170  if (memcmp(desc1, desc2, desc1->Size) == 0)
171  {
172  return DuidSubIdMatch;
173  }
174  }
175 
176  if (desc1->SerialNumberOffset && desc2->SerialNumberOffset)
177  {
178  const char *string1;
179  const char *string2;
180 
181  string1 = (const char *)((PUCHAR)desc1 + desc1->SerialNumberOffset);
182  string2 = (const char *)((PUCHAR)desc2 + desc2->SerialNumberOffset);
183 
184  if (strcmp(string1, string2) == 0)
185  {
186  if (desc1->VendorIdOffset && desc2->VendorIdOffset)
187  {
188  string1 = (const char *)((PUCHAR)desc1 + desc1->VendorIdOffset);
189  string2 = (const char *)((PUCHAR)desc2 + desc2->VendorIdOffset);
190 
191  if (strcmp(string1, string2) != 0)
192  {
193  return DuidNoMatch;
194  }
195  }
196 
197  if (desc1->ProductIdOffset && desc2->ProductIdOffset)
198  {
199  string1 = (const char *)((PUCHAR)desc1 + desc1->ProductIdOffset);
200  string2 = (const char *)((PUCHAR)desc2 + desc2->ProductIdOffset);
201 
202  if (strcmp(string1, string2) != 0)
203  {
204  return DuidNoMatch;
205  }
206  }
207 
208  return DuidSubIdMatch;
209  }
210  }
211  }
212 
213  if (Duid1->DriveLayoutSignatureOffset && Duid2->DriveLayoutSignatureOffset)
214  {
217 
218  sig1 = (PSTORAGE_DEVICE_LAYOUT_SIGNATURE)((PUCHAR)Duid1 + Duid1->DriveLayoutSignatureOffset);
219  sig2 = (PSTORAGE_DEVICE_LAYOUT_SIGNATURE)((PUCHAR)Duid2 + Duid2->DriveLayoutSignatureOffset);
220 
221  if (sig1->Version != DUID_VERSION_1 && sig2->Version != DUID_VERSION_1)
222  {
224  }
225 
226  if (sig1->Size < sizeof(STORAGE_DEVICE_LAYOUT_SIGNATURE) ||
227  sig2->Size < sizeof(STORAGE_DEVICE_LAYOUT_SIGNATURE))
228  {
230  }
231 
232  if (memcmp(sig1, sig2, sizeof(STORAGE_DEVICE_LAYOUT_SIGNATURE)) == 0)
233  {
234  return DuidSubIdMatch;
235  }
236  }
237 
238  return DuidNoMatch;
239 }
240 
241 #endif /* _STORDUID_H_ */
int memcmp(void *Buffer1, void *Buffer2, ACPI_SIZE Count)
Definition: utclib.c:112
union _STORAGE_DEVICE_LAYOUT_SIGNATURE::@2198 DeviceSpecific
static CHAR string2[MAX_PATH]
Definition: automation.c:468
unsigned char * PUCHAR
Definition: retypes.h:3
struct _STORAGE_DEVICE_LAYOUT_SIGNATURE * PSTORAGE_DEVICE_LAYOUT_SIGNATURE
FORCEINLINE DUID_MATCH_STATUS CompareStorageDuids(_In_ PSTORAGE_DEVICE_UNIQUE_IDENTIFIER Duid1, _In_ PSTORAGE_DEVICE_UNIQUE_IDENTIFIER Duid2)
Definition: storduid.h:56
STORAGE_IDENTIFIER_TYPE Type
Definition: ntddstor.h:730
USHORT IdentifierSize
Definition: ntddstor.h:731
static CHAR string1[MAX_PATH]
Definition: asmname.c:32
struct _STORAGE_IDENTIFIER * PSTORAGE_IDENTIFIER
STORAGE_DEVICE_ID_DESCRIPTOR
Definition: ntddstor.h:742
* PSTORAGE_DEVICE_DESCRIPTOR
Definition: ntddstor.h:576
UCHAR Identifier[1]
Definition: ntddstor.h:734
#define DUID_VERSION_1
Definition: storduid.h:20
struct _STORAGE_DEVICE_LAYOUT_SIGNATURE STORAGE_DEVICE_LAYOUT_SIGNATURE
unsigned char BOOLEAN
struct _STORAGE_DEVICE_UNIQUE_IDENTIFIER STORAGE_DEVICE_UNIQUE_IDENTIFIER
STORAGE_IDENTIFIER_CODE_SET CodeSet
Definition: ntddstor.h:729
STORAGE_DEVICE_DESCRIPTOR
Definition: ntddstor.h:576
struct _STORAGE_DEVICE_UNIQUE_IDENTIFIER * PSTORAGE_DEVICE_UNIQUE_IDENTIFIER
#define _In_
Definition: no_sal2.h:158
enum _DUID_MATCH_STATUS DUID_MATCH_STATUS
#define FORCEINLINE
Definition: wdftypes.h:67
unsigned int ULONG
Definition: retypes.h:1
int strcmp(const char *String1, const char *String2)
Definition: utclib.c:469
STORAGE_ASSOCIATION_TYPE Association
Definition: ntddstor.h:733
* PSTORAGE_DEVICE_ID_DESCRIPTOR
Definition: ntddstor.h:742
_DUID_MATCH_STATUS
Definition: storduid.h:4