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1 | /** @file\r |
2 | This is definition for service binding for Hash driver.\r | |
3 | \r | |
7622e594 | 4 | Copyright (c) 2015 - 2016, Intel Corporation. All rights reserved.<BR>\r |
289b714b | 5 | SPDX-License-Identifier: BSD-2-Clause-Patent\r |
724dcbb2 JY |
6 | \r |
7 | **/\r | |
8 | \r | |
9 | #ifndef _HASH2_DRIVER_H_\r | |
10 | #define _HASH2_DRIVER_H_\r | |
11 | \r | |
12 | #include <Uefi.h>\r | |
13 | \r | |
14 | #include <Protocol/ServiceBinding.h>\r | |
15 | #include <Protocol/Hash2.h>\r | |
16 | \r | |
17 | #include <Library/BaseLib.h>\r | |
18 | #include <Library/BaseMemoryLib.h>\r | |
19 | #include <Library/DebugLib.h>\r | |
20 | #include <Library/MemoryAllocationLib.h>\r | |
21 | #include <Library/UefiBootServicesTableLib.h>\r | |
22 | #include <Library/UefiRuntimeServicesTableLib.h>\r | |
23 | #include <Library/DevicePathLib.h>\r | |
24 | #include <Library/UefiLib.h>\r | |
25 | \r | |
26 | #define HASH2_SERVICE_DATA_SIGNATURE SIGNATURE_32 ('H', 'S', '2', 'S')\r | |
27 | \r | |
28 | typedef struct {\r | |
29 | UINT32 Signature;\r | |
30 | EFI_HANDLE ServiceHandle;\r | |
31 | EFI_SERVICE_BINDING_PROTOCOL ServiceBinding;\r | |
32 | \r | |
33 | LIST_ENTRY ChildrenList;\r | |
34 | } HASH2_SERVICE_DATA;\r | |
35 | \r | |
36 | #define HASH2_SERVICE_DATA_FROM_THIS(a) \\r | |
37 | CR ( \\r | |
38 | (a), \\r | |
39 | HASH2_SERVICE_DATA, \\r | |
40 | ServiceBinding, \\r | |
41 | HASH2_SERVICE_DATA_SIGNATURE \\r | |
42 | )\r | |
43 | \r | |
44 | #define HASH2_INSTANCE_DATA_SIGNATURE SIGNATURE_32 ('H', 's', '2', 'I')\r | |
45 | \r | |
46 | typedef struct {\r | |
47 | UINT32 Signature;\r | |
48 | HASH2_SERVICE_DATA *Hash2ServiceData;\r | |
49 | EFI_HANDLE Handle;\r | |
50 | LIST_ENTRY InstEntry;\r | |
51 | EFI_HASH2_PROTOCOL Hash2Protocol;\r | |
52 | VOID *HashContext;\r | |
53 | VOID *HashInfoContext;\r | |
a3a09748 | 54 | BOOLEAN Updated;\r |
724dcbb2 JY |
55 | } HASH2_INSTANCE_DATA;\r |
56 | \r | |
57 | #define HASH2_INSTANCE_DATA_FROM_THIS(a) \\r | |
58 | CR ( \\r | |
59 | (a), \\r | |
60 | HASH2_INSTANCE_DATA, \\r | |
61 | Hash2Protocol, \\r | |
62 | HASH2_INSTANCE_DATA_SIGNATURE \\r | |
63 | )\r | |
64 | \r | |
65 | #define HASH2_INSTANCE_DATA_FROM_LINK(a) \\r | |
66 | CR ( \\r | |
67 | (a), \\r | |
68 | HASH2_INSTANCE_DATA, \\r | |
69 | InstEntry, \\r | |
70 | HASH2_INSTANCE_DATA_SIGNATURE \\r | |
71 | )\r | |
72 | \r | |
73 | /**\r | |
74 | Creates a child handle with a set of I/O services.\r | |
75 | \r | |
76 | @param[in] This Protocol instance pointer.\r | |
77 | @param[in, out] ChildHandle Pointer to the handle of the child to create. If\r | |
78 | it is NULL, then a new handle is created. If\r | |
79 | it is not NULL, then the I/O services are added\r | |
80 | to the existing child handle.\r | |
81 | \r | |
82 | @retval EFI_SUCCES The protocol was added to ChildHandle.\r | |
83 | @retval EFI_INVALID_PARAMETER ChildHandle is NULL.\r | |
7622e594 | 84 | @retval EFI_OUT_OF_RESOURCES There are not enough resources available to\r |
724dcbb2 JY |
85 | create the child.\r |
86 | @retval Others The child handle was not created.\r | |
87 | \r | |
88 | **/\r | |
89 | EFI_STATUS\r | |
90 | EFIAPI\r | |
91 | Hash2ServiceBindingCreateChild (\r | |
92 | IN EFI_SERVICE_BINDING_PROTOCOL *This,\r | |
93 | IN OUT EFI_HANDLE *ChildHandle\r | |
94 | );\r | |
95 | \r | |
96 | /**\r | |
97 | Destroys a child handle with a set of I/O services.\r | |
98 | \r | |
99 | The DestroyChild() function does the opposite of CreateChild(). It removes a\r | |
100 | protocol that was installed by CreateChild() from ChildHandle. If the removed\r | |
101 | protocol is the last protocol on ChildHandle, then ChildHandle is destroyed.\r | |
102 | \r | |
103 | @param[in] This Pointer to the EFI_SERVICE_BINDING_PROTOCOL\r | |
104 | instance.\r | |
105 | @param[in] ChildHandle Handle of the child to destroy.\r | |
106 | \r | |
107 | @retval EFI_SUCCES The protocol was removed from ChildHandle.\r | |
108 | @retval EFI_UNSUPPORTED ChildHandle does not support the protocol that\r | |
109 | is being removed.\r | |
110 | @retval EFI_INVALID_PARAMETER ChildHandle is NULL.\r | |
111 | @retval EFI_ACCESS_DENIED The protocol could not be removed from the\r | |
112 | ChildHandle because its services are being\r | |
113 | used.\r | |
114 | @retval Others The child handle was not destroyed.\r | |
115 | \r | |
116 | **/\r | |
117 | EFI_STATUS\r | |
118 | EFIAPI\r | |
119 | Hash2ServiceBindingDestroyChild (\r | |
120 | IN EFI_SERVICE_BINDING_PROTOCOL *This,\r | |
121 | IN EFI_HANDLE ChildHandle\r | |
122 | );\r | |
123 | \r | |
124 | extern EFI_HASH2_PROTOCOL mHash2Protocol;\r | |
125 | \r | |
126 | #endif\r |