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1 /** @file
2   The header file of functions for configuring or getting the parameters
3   relating to iSCSI.
4 
5 Copyright (c) 2004 - 2015, Intel Corporation. All rights reserved.<BR>
6 This program and the accompanying materials
7 are licensed and made available under the terms and conditions of the BSD License
8 which accompanies this distribution.  The full text of the license may be found at
9 http://opensource.org/licenses/bsd-license.php
10 
11 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
12 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
13 
14 **/
15 
16 #ifndef _ISCSI_CONFIG_H_
17 #define _ISCSI_CONFIG_H_
18 
19 #include "IScsiConfigNVDataStruc.h"
20 
21 typedef struct _ISCSI_FORM_CALLBACK_INFO ISCSI_FORM_CALLBACK_INFO;
22 
23 extern UINT8                       IScsiConfigVfrBin[];
24 extern UINT8                       IScsiDxeStrings[];
25 extern ISCSI_FORM_CALLBACK_INFO    *mCallbackInfo;
26 
27 
28 #define VAR_OFFSET(Field)    \
29   ((UINT16) ((UINTN) &(((ISCSI_CONFIG_IFR_NVDATA *) 0)->Field)))
30 
31 #define QUESTION_ID(Field)   \
32   ((UINT16) (VAR_OFFSET (Field) + CONFIG_OPTION_OFFSET))
33 
34 
35 #define DYNAMIC_ONE_OF_VAR_OFFSET           VAR_OFFSET  (Enabled)
36 #define DYNAMIC_ORDERED_LIST_QUESTION_ID    QUESTION_ID (DynamicOrderedList)
37 #define DYNAMIC_ORDERED_LIST_VAR_OFFSET     VAR_OFFSET  (DynamicOrderedList)
38 #define ATTEMPT_DEL_QUESTION_ID             QUESTION_ID (DeleteAttemptList)
39 #define ATTEMPT_DEL_VAR_OFFSET              VAR_OFFSET  (DeleteAttemptList)
40 
41 //
42 // sizeof (EFI_MAC_ADDRESS) * 3
43 //
44 #define ISCSI_MAX_MAC_STRING_LEN            96
45 
46 #define ISCSI_INITATOR_NAME_VAR_NAME        L"I_NAME"
47 
48 #define ISCSI_CONFIG_VAR_ATTR               (EFI_VARIABLE_BOOTSERVICE_ACCESS | EFI_VARIABLE_NON_VOLATILE)
49 
50 #define ISCSI_FORM_CALLBACK_INFO_SIGNATURE  SIGNATURE_32 ('I', 'f', 'c', 'i')
51 
52 #define ISCSI_FORM_CALLBACK_INFO_FROM_FORM_CALLBACK(Callback) \
53   CR ( \
54   Callback, \
55   ISCSI_FORM_CALLBACK_INFO, \
56   ConfigAccess, \
57   ISCSI_FORM_CALLBACK_INFO_SIGNATURE \
58   )
59 
60 #pragma pack(1)
61 struct _ISCSI_ATTEMPT_CONFIG_NVDATA {
62   LIST_ENTRY                       Link;
63   UINT8                            NicIndex;
64   UINT8                            AttemptConfigIndex;
65   BOOLEAN                          DhcpSuccess;
66   BOOLEAN                          ValidiBFTPath;
67   BOOLEAN                          ValidPath;
68   UINT8                            AutoConfigureMode;
69   EFI_STRING_ID                    AttemptTitleToken;
70   EFI_STRING_ID                    AttemptTitleHelpToken;
71   CHAR8                            AttemptName[ATTEMPT_NAME_MAX_SIZE];
72   CHAR8                            MacString[ISCSI_MAX_MAC_STRING_LEN];
73   EFI_IP_ADDRESS                   PrimaryDns;
74   EFI_IP_ADDRESS                   SecondaryDns;
75   EFI_IP_ADDRESS                   DhcpServer;
76   ISCSI_SESSION_CONFIG_NVDATA      SessionConfigData;
77   UINT8                            AuthenticationType;
78   union {
79     ISCSI_CHAP_AUTH_CONFIG_NVDATA  CHAP;
80   } AuthConfigData;
81   BOOLEAN                          AutoConfigureSuccess;
82 };
83 
84 ///
85 /// HII specific Vendor Device Path definition.
86 ///
87 typedef struct {
88   VENDOR_DEVICE_PATH               VendorDevicePath;
89   EFI_DEVICE_PATH_PROTOCOL         End;
90 } HII_VENDOR_DEVICE_PATH;
91 
92 #pragma pack()
93 
94 struct _ISCSI_FORM_CALLBACK_INFO {
95   UINT32                           Signature;
96   EFI_HANDLE                       DriverHandle;
97   EFI_HII_CONFIG_ACCESS_PROTOCOL   ConfigAccess;
98   UINT16                           *KeyList;
99   VOID                             *FormBuffer;
100   EFI_HII_HANDLE                   RegisteredHandle;
101   ISCSI_ATTEMPT_CONFIG_NVDATA      *Current;
102 };
103 
104 /**
105   Initialize the iSCSI configuration form.
106 
107   @param[in]  DriverBindingHandle The iSCSI driverbinding handle.
108 
109   @retval EFI_SUCCESS             The iSCSI configuration form is initialized.
110   @retval EFI_OUT_OF_RESOURCES    Failed to allocate memory.
111 
112 **/
113 EFI_STATUS
114 IScsiConfigFormInit (
115   IN EFI_HANDLE  DriverBindingHandle
116   );
117 
118 /**
119   Unload the iSCSI configuration form, this includes: delete all the iSCSI
120   configuration entries, uninstall the form callback protocol, and
121   free the resources used.
122 
123   @param[in]  DriverBindingHandle The iSCSI driverbinding handle.
124 
125   @retval EFI_SUCCESS             The iSCSI configuration form is unloaded.
126   @retval Others                  Failed to unload the form.
127 
128 **/
129 EFI_STATUS
130 IScsiConfigFormUnload (
131   IN EFI_HANDLE  DriverBindingHandle
132   );
133 
134 /**
135   Update the MAIN form to display the configured attempts.
136 
137 **/
138 VOID
139 IScsiConfigUpdateAttempt (
140   VOID
141   );
142 
143 /**
144   Get the attempt config data from global structure by the ConfigIndex.
145 
146   @param[in]  AttemptConfigIndex     The unique index indicates the attempt.
147 
148   @return       Pointer to the attempt config data.
149   @retval NULL  The attempt configuration data can not be found.
150 
151 **/
152 ISCSI_ATTEMPT_CONFIG_NVDATA *
153 IScsiConfigGetAttemptByConfigIndex (
154   IN UINT8                     AttemptConfigIndex
155   );
156 
157 #endif
158