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83cbd279 1/** @file\r
0c323d07 2 ARP driver header file.\r
c6d0ee4b 3 \r
2048c585 4Copyright (c) 2006 - 2016, Intel Corporation. All rights reserved.<BR>\r
e5eed7d3 5This program and the accompanying materials\r
83cbd279 6are licensed and made available under the terms and conditions of the BSD License\r
c6d0ee4b 7which accompanies this distribution. The full text of the license may be found at<BR>\r
83cbd279 8http://opensource.org/licenses/bsd-license.php\r
9\r
10THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
11WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
12\r
83cbd279 13**/\r
14\r
15#ifndef _ARP_DRIVER_H_\r
16#define _ARP_DRIVER_H_\r
17\r
772db4bb 18\r
2517435c 19#include <Uefi.h>\r
772db4bb 20\r
21#include <Protocol/Arp.h>\r
83cbd279 22#include <Protocol/ManagedNetwork.h>\r
772db4bb 23#include <Protocol/ServiceBinding.h>\r
24\r
25#include <Library/DebugLib.h>\r
26#include <Library/UefiDriverEntryPoint.h>\r
27#include <Library/UefiBootServicesTableLib.h>\r
83cbd279 28#include <Library/UefiLib.h>\r
29\r
83cbd279 30\r
31//\r
32// Global variables\r
33//\r
34extern EFI_DRIVER_BINDING_PROTOCOL gArpDriverBinding;\r
35extern EFI_COMPONENT_NAME_PROTOCOL gArpComponentName;\r
36extern EFI_COMPONENT_NAME2_PROTOCOL gArpComponentName2;\r
37\r
c6d0ee4b 38//\r
39// Function prototypes for the Drivr Binding Protocol\r
40//\r
7bce0c5a 41/**\r
0c323d07 42 Tests to see if this driver supports a given controller. \r
c6d0ee4b 43 \r
0c323d07 44 If a child device is provided, it further tests to see if this driver supports \r
45 creating a handle for the specified child device.\r
46\r
47 @param[in] This A pointer to the EFI_DRIVER_BINDING_PROTOCOL instance.\r
48 @param[in] ControllerHandle The handle of the controller to test. This handle \r
49 must support a protocol interface that supplies \r
50 an I/O abstraction to the driver.\r
51 @param[in] RemainingDevicePath A pointer to the remaining portion of a device path. \r
52 This parameter is ignored by device drivers, \r
53 and is optional for bus drivers.\r
54\r
55 @retval EFI_SUCCESS The device specified by ControllerHandle and\r
56 RemainingDevicePath is supported by the driver \r
57 specified by This.\r
58 @retval EFI_ALREADY_STARTED The device specified by ControllerHandle and\r
59 RemainingDevicePath is already being managed \r
60 by the driver specified by This.\r
61 @retval EFI_ACCESS_DENIED The device specified by ControllerHandle and\r
62 RemainingDevicePath is already being managed by \r
63 a different driver or an application that \r
64 requires exclusive acces. Currently not implemented.\r
65 @retval EFI_UNSUPPORTED The device specified by ControllerHandle and\r
66 RemainingDevicePath is not supported by the \r
67 driver specified by This.\r
7bce0c5a 68\r
69**/\r
83cbd279 70EFI_STATUS\r
71EFIAPI\r
72ArpDriverBindingSupported (\r
73 IN EFI_DRIVER_BINDING_PROTOCOL *This,\r
74 IN EFI_HANDLE ControllerHandle,\r
75 IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL\r
76 );\r
77\r
7bce0c5a 78/**\r
0c323d07 79 Start this driver on ControllerHandle. \r
c6d0ee4b 80 \r
0c323d07 81 The Start() function is designed to be invoked from the EFI boot service ConnectController(). \r
82 As a result, much of the error checking on the parameters to Start() has been \r
83 moved into this common boot service. It is legal to call Start() from other locations, \r
84 but the following calling restrictions must be followed or the system behavior \r
85 will not be deterministic.\r
86 1. ControllerHandle must be a valid EFI_HANDLE.\r
87 2. If RemainingDevicePath is not NULL, then it must be a pointer to a naturally \r
88 aligned EFI_DEVICE_PATH_PROTOCOL.\r
89 3. Prior to calling Start(), the Supported() function for the driver specified \r
90 by This must have been called with the same calling parameters, and Supported() \r
91 must have returned EFI_SUCCESS. \r
92\r
93 @param[in] This A pointer to the EFI_DRIVER_BINDING_PROTOCOL instance.\r
94 @param[in] ControllerHandle The handle of the controller to start. This handle \r
95 must support a protocol interface that supplies \r
96 an I/O abstraction to the driver.\r
97 @param[in] RemainingDevicePath A pointer to the remaining portion of a device path. \r
98 This parameter is ignored by device drivers, \r
99 and is optional for bus drivers.\r
100\r
101 @retval EFI_SUCCESS The device was started.\r
102 @retval EFI_DEVICE_ERROR The device could not be started due to a device error.\r
103 Currently not implemented.\r
104 @retval EFI_OUT_OF_RESOURCES The request could not be completed due to a lack of \r
105 resources.\r
106 @retval Others The driver failded to start the device.\r
7bce0c5a 107\r
108**/\r
83cbd279 109EFI_STATUS\r
110EFIAPI\r
111ArpDriverBindingStart (\r
112 IN EFI_DRIVER_BINDING_PROTOCOL *This,\r
113 IN EFI_HANDLE ControllerHandle,\r
114 IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL\r
115 );\r
116\r
7bce0c5a 117/**\r
0c323d07 118 Stop this driver on ControllerHandle. \r
c6d0ee4b 119 \r
0c323d07 120 Release the control of this controller and remove the IScsi functions. The Stop()\r
121 function is designed to be invoked from the EFI boot service DisconnectController(). \r
122 As a result, much of the error checking on the parameters to Stop() has been moved \r
123 into this common boot service. It is legal to call Stop() from other locations, \r
124 but the following calling restrictions must be followed or the system behavior \r
125 will not be deterministic.\r
126 1. ControllerHandle must be a valid EFI_HANDLE that was used on a previous call to this\r
127 same driver's Start() function.\r
128 2. The first NumberOfChildren handles of ChildHandleBuffer must all be a valid\r
129 EFI_HANDLE. In addition, all of these handles must have been created in this driver's\r
130 Start() function, and the Start() function must have called OpenProtocol() on\r
131 ControllerHandle with an Attribute of EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER.\r
c6d0ee4b 132 \r
0c323d07 133 @param[in] This A pointer to the EFI_DRIVER_BINDING_PROTOCOL instance.\r
134 @param[in] ControllerHandle A handle to the device being stopped. The handle must \r
135 support a bus specific I/O protocol for the driver \r
136 to use to stop the device.\r
137 @param[in] NumberOfChildren The number of child device handles in ChildHandleBuffer.\r
138 Not used.\r
139 @param[in] ChildHandleBuffer An array of child handles to be freed. May be NULL \r
140 if NumberOfChildren is 0.Not used.\r
141\r
142 @retval EFI_SUCCESS The device was stopped.\r
143 @retval EFI_DEVICE_ERROR The device could not be stopped due to a device error.\r
7bce0c5a 144\r
145**/\r
83cbd279 146EFI_STATUS\r
147EFIAPI\r
148ArpDriverBindingStop (\r
149 IN EFI_DRIVER_BINDING_PROTOCOL *This,\r
150 IN EFI_HANDLE ControllerHandle,\r
151 IN UINTN NumberOfChildren,\r
152 IN EFI_HANDLE *ChildHandleBuffer\r
153 );\r
154\r
7bce0c5a 155/**\r
0c323d07 156 Creates a child handle and installs a protocol.\r
157 \r
158 The CreateChild() function installs a protocol on ChildHandle. \r
159 If ChildHandle is a pointer to NULL, then a new handle is created and returned \r
160 in ChildHandle. If ChildHandle is not a pointer to NULL, then the protocol \r
161 installs on the existing ChildHandle.\r
162\r
163 @param This Pointer to the EFI_SERVICE_BINDING_PROTOCOL instance.\r
164 @param ChildHandle Pointer to the handle of the child to create. If it is NULL,\r
165 then a new handle is created. If it is a pointer to an existing \r
166 UEFI handle, then the protocol is added to the existing UEFI handle.\r
167\r
168 @retval EFI_SUCCES The protocol was added to ChildHandle.\r
169 @retval EFI_INVALID_PARAMETER ChildHandle is NULL.\r
2048c585 170 @retval EFI_OUT_OF_RESOURCES There are not enough resources available to create\r
0c323d07 171 the child\r
172 @retval other The child handle was not created\r
7bce0c5a 173\r
174**/\r
83cbd279 175EFI_STATUS\r
176EFIAPI\r
177ArpServiceBindingCreateChild (\r
178 IN EFI_SERVICE_BINDING_PROTOCOL *This,\r
179 IN EFI_HANDLE *ChildHandle\r
180 );\r
181\r
7bce0c5a 182/**\r
0c323d07 183 Destroys a child handle with a protocol installed on it.\r
184 \r
185 The DestroyChild() function does the opposite of CreateChild(). It removes a protocol \r
186 that was installed by CreateChild() from ChildHandle. If the removed protocol is the \r
187 last protocol on ChildHandle, then ChildHandle is destroyed.\r
188\r
189 @param This Pointer to the EFI_SERVICE_BINDING_PROTOCOL instance.\r
190 @param ChildHandle Handle of the child to destroy\r
191\r
192 @retval EFI_SUCCES The protocol was removed from ChildHandle.\r
193 @retval EFI_UNSUPPORTED ChildHandle does not support the protocol that is \r
194 being removed.\r
284ee2e8 195 @retval EFI_INVALID_PARAMETER Child handle is NULL.\r
0c323d07 196 @retval EFI_ACCESS_DENIED The protocol could not be removed from the ChildHandle\r
197 because its services are being used.\r
198 @retval other The child handle was not destroyed\r
7bce0c5a 199\r
200**/\r
83cbd279 201EFI_STATUS\r
202EFIAPI\r
203ArpServiceBindingDestroyChild (\r
204 IN EFI_SERVICE_BINDING_PROTOCOL *This,\r
205 IN EFI_HANDLE ChildHandle\r
206 );\r
207\r
d354ab7f 208\r
209//\r
210// EFI Component Name Functions\r
211//\r
212/**\r
213 Retrieves a Unicode string that is the user readable name of the driver.\r
214\r
215 This function retrieves the user readable name of a driver in the form of a\r
216 Unicode string. If the driver specified by This has a user readable name in\r
217 the language specified by Language, then a pointer to the driver name is\r
218 returned in DriverName, and EFI_SUCCESS is returned. If the driver specified\r
219 by This does not support the language specified by Language,\r
220 then EFI_UNSUPPORTED is returned.\r
221\r
c6d0ee4b 222 @param[in] This A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or\r
d354ab7f 223 EFI_COMPONENT_NAME_PROTOCOL instance.\r
224\r
c6d0ee4b 225 @param[in] Language A pointer to a Null-terminated ASCII string\r
d354ab7f 226 array indicating the language. This is the\r
227 language of the driver name that the caller is\r
228 requesting, and it must match one of the\r
229 languages specified in SupportedLanguages. The\r
230 number of languages supported by a driver is up\r
231 to the driver writer. Language is specified\r
718a15c6 232 in RFC 4646 or ISO 639-2 language code format.\r
d354ab7f 233\r
c6d0ee4b 234 @param[out] DriverName A pointer to the Unicode string to return.\r
d354ab7f 235 This Unicode string is the name of the\r
236 driver specified by This in the language\r
237 specified by Language.\r
238\r
239 @retval EFI_SUCCESS The Unicode string for the Driver specified by\r
240 This and the language specified by Language was\r
241 returned in DriverName.\r
242\r
243 @retval EFI_INVALID_PARAMETER Language is NULL.\r
244\r
245 @retval EFI_INVALID_PARAMETER DriverName is NULL.\r
246\r
247 @retval EFI_UNSUPPORTED The driver specified by This does not support\r
248 the language specified by Language.\r
249\r
250**/\r
251EFI_STATUS\r
252EFIAPI\r
253ArpComponentNameGetDriverName (\r
254 IN EFI_COMPONENT_NAME_PROTOCOL *This,\r
255 IN CHAR8 *Language,\r
256 OUT CHAR16 **DriverName\r
257 );\r
258\r
259\r
260/**\r
261 Retrieves a Unicode string that is the user readable name of the controller\r
262 that is being managed by a driver.\r
263\r
264 This function retrieves the user readable name of the controller specified by\r
265 ControllerHandle and ChildHandle in the form of a Unicode string. If the\r
266 driver specified by This has a user readable name in the language specified by\r
267 Language, then a pointer to the controller name is returned in ControllerName,\r
268 and EFI_SUCCESS is returned. If the driver specified by This is not currently\r
269 managing the controller specified by ControllerHandle and ChildHandle,\r
270 then EFI_UNSUPPORTED is returned. If the driver specified by This does not\r
271 support the language specified by Language, then EFI_UNSUPPORTED is returned.\r
272\r
c6d0ee4b 273 @param[in] This A pointer to the EFI_COMPONENT_NAME2_PROTOCOL or\r
d354ab7f 274 EFI_COMPONENT_NAME_PROTOCOL instance.\r
275\r
c6d0ee4b 276 @param[in] ControllerHandle The handle of a controller that the driver\r
d354ab7f 277 specified by This is managing. This handle\r
278 specifies the controller whose name is to be\r
279 returned.\r
280\r
c6d0ee4b 281 @param[in] ChildHandle The handle of the child controller to retrieve\r
d354ab7f 282 the name of. This is an optional parameter that\r
283 may be NULL. It will be NULL for device\r
284 drivers. It will also be NULL for a bus drivers\r
285 that wish to retrieve the name of the bus\r
286 controller. It will not be NULL for a bus\r
287 driver that wishes to retrieve the name of a\r
288 child controller.\r
289\r
c6d0ee4b 290 @param[in] Language A pointer to a Null-terminated ASCII string\r
d354ab7f 291 array indicating the language. This is the\r
292 language of the driver name that the caller is\r
293 requesting, and it must match one of the\r
294 languages specified in SupportedLanguages. The\r
295 number of languages supported by a driver is up\r
296 to the driver writer. Language is specified in\r
718a15c6 297 RFC 4646 or ISO 639-2 language code format.\r
d354ab7f 298\r
c6d0ee4b 299 @param[out] ControllerName A pointer to the Unicode string to return.\r
d354ab7f 300 This Unicode string is the name of the\r
301 controller specified by ControllerHandle and\r
302 ChildHandle in the language specified by\r
303 Language from the point of view of the driver\r
304 specified by This.\r
305\r
306 @retval EFI_SUCCESS The Unicode string for the user readable name in\r
307 the language specified by Language for the\r
308 driver specified by This was returned in\r
309 DriverName.\r
310\r
284ee2e8 311 @retval EFI_INVALID_PARAMETER ControllerHandle is NULL.\r
d354ab7f 312\r
313 @retval EFI_INVALID_PARAMETER ChildHandle is not NULL and it is not a valid\r
314 EFI_HANDLE.\r
315\r
316 @retval EFI_INVALID_PARAMETER Language is NULL.\r
317\r
318 @retval EFI_INVALID_PARAMETER ControllerName is NULL.\r
319\r
320 @retval EFI_UNSUPPORTED The driver specified by This is not currently\r
321 managing the controller specified by\r
322 ControllerHandle and ChildHandle.\r
323\r
324 @retval EFI_UNSUPPORTED The driver specified by This does not support\r
325 the language specified by Language.\r
326\r
327**/\r
328EFI_STATUS\r
329EFIAPI\r
330ArpComponentNameGetControllerName (\r
331 IN EFI_COMPONENT_NAME_PROTOCOL *This,\r
332 IN EFI_HANDLE ControllerHandle,\r
333 IN EFI_HANDLE ChildHandle OPTIONAL,\r
334 IN CHAR8 *Language,\r
335 OUT CHAR16 **ControllerName\r
336 );\r
337\r
338\r
83cbd279 339#endif\r
340\r