1 /** @file 2 3 Copyright (c) 2006 - 2016, Intel Corporation. All rights reserved.<BR> 4 This program and the accompanying materials 5 are licensed and made available under the terms and conditions of the BSD License 6 which accompanies this distribution. The full text of the license may be found at 7 http://opensource.org/licenses/bsd-license.php 8 9 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, 10 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. 11 12 **/ 13 14 #ifndef _UDP4_DRIVER_H_ 15 #define _UDP4_DRIVER_H_ 16 17 #include <Uefi.h> 18 #include <Library/BaseLib.h> 19 #include <Library/NetLib.h> 20 #include <Protocol/DriverBinding.h> 21 #include <Protocol/ServiceBinding.h> 22 23 /** 24 Test to see if this driver supports ControllerHandle. This service 25 is called by the EFI boot service ConnectController(). In 26 order to make drivers as small as possible, there are a few calling 27 restrictions for this service. ConnectController() must 28 follow these calling restrictions. If any other agent wishes to call 29 Supported() it must also follow these calling restrictions. 30 31 @param[in] This Protocol instance pointer. 32 @param[in] ControllerHandle Handle of device to test 33 @param[in] RemainingDevicePath Optional parameter use to pick a specific child 34 device to start. 35 36 @retval EFI_SUCCESS This driver supports this device 37 @retval EFI_ALREADY_STARTED This driver is already running on this device 38 @retval other This driver does not support this device 39 40 **/ 41 EFI_STATUS 42 EFIAPI 43 Udp4DriverBindingSupported ( 44 IN EFI_DRIVER_BINDING_PROTOCOL *This, 45 IN EFI_HANDLE ControllerHandle, 46 IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL 47 ); 48 49 /** 50 Start this driver on ControllerHandle. This service is called by the 51 EFI boot service ConnectController(). In order to make 52 drivers as small as possible, there are a few calling restrictions for 53 this service. ConnectController() must follow these 54 calling restrictions. If any other agent wishes to call Start() it 55 must also follow these calling restrictions. 56 57 @param[in] This Protocol instance pointer. 58 @param[in] ControllerHandle Handle of device to bind driver to 59 @param[in] RemainingDevicePath Optional parameter use to pick a specific child 60 device to start. 61 62 @retval EFI_SUCCESS This driver is added to ControllerHandle 63 @retval EFI_ALREADY_STARTED This driver is already running on ControllerHandle 64 @retval other This driver does not support this device 65 66 **/ 67 EFI_STATUS 68 EFIAPI 69 Udp4DriverBindingStart ( 70 IN EFI_DRIVER_BINDING_PROTOCOL *This, 71 IN EFI_HANDLE ControllerHandle, 72 IN EFI_DEVICE_PATH_PROTOCOL *RemainingDevicePath OPTIONAL 73 ); 74 75 /** 76 Stop this driver on ControllerHandle. This service is called by the 77 EFI boot service DisconnectController(). In order to 78 make drivers as small as possible, there are a few calling 79 restrictions for this service. DisconnectController() 80 must follow these calling restrictions. If any other agent wishes 81 to call Stop() it must also follow these calling restrictions. 82 83 @param[in] This Protocol instance pointer. 84 @param[in] ControllerHandle Handle of device to stop driver on 85 @param[in] NumberOfChildren Number of Handles in ChildHandleBuffer. If number of 86 children is zero stop the entire bus driver. 87 @param[in] ChildHandleBuffer List of Child Handles to Stop. 88 89 @retval EFI_SUCCESS This driver is removed ControllerHandle 90 @retval other This driver was not removed from this device 91 92 **/ 93 EFI_STATUS 94 EFIAPI 95 Udp4DriverBindingStop ( 96 IN EFI_DRIVER_BINDING_PROTOCOL *This, 97 IN EFI_HANDLE ControllerHandle, 98 IN UINTN NumberOfChildren, 99 IN EFI_HANDLE *ChildHandleBuffer 100 ); 101 102 /** 103 Creates a child handle and installs a protocol. 104 105 The CreateChild() function installs a protocol on ChildHandle. 106 If ChildHandle is a pointer to NULL, then a new handle is created and returned in ChildHandle. 107 If ChildHandle is not a pointer to NULL, then the protocol installs on the existing ChildHandle. 108 109 @param[in] This Pointer to the EFI_SERVICE_BINDING_PROTOCOL instance. 110 @param[in] ChildHandle Pointer to the handle of the child to create. If it is NULL, 111 then a new handle is created. If it is a pointer to an existing UEFI handle, 112 then the protocol is added to the existing UEFI handle. 113 114 @retval EFI_SUCCES The protocol was added to ChildHandle. 115 @retval EFI_INVALID_PARAMETER ChildHandle is NULL. 116 @retval EFI_OUT_OF_RESOURCES There are not enough resources available to create 117 the child 118 @retval other The child handle was not created 119 120 **/ 121 EFI_STATUS 122 EFIAPI 123 Udp4ServiceBindingCreateChild ( 124 IN EFI_SERVICE_BINDING_PROTOCOL *This, 125 IN EFI_HANDLE *ChildHandle 126 ); 127 128 /** 129 Destroys a child handle with a protocol installed on it. 130 131 The DestroyChild() function does the opposite of CreateChild(). It removes a protocol 132 that was installed by CreateChild() from ChildHandle. If the removed protocol is the 133 last protocol on ChildHandle, then ChildHandle is destroyed. 134 135 @param[in] This Pointer to the EFI_SERVICE_BINDING_PROTOCOL instance. 136 @param[in] ChildHandle Handle of the child to destroy 137 138 @retval EFI_SUCCES The protocol was removed from ChildHandle. 139 @retval EFI_UNSUPPORTED ChildHandle does not support the protocol that is being removed. 140 @retval EFI_INVALID_PARAMETER Child handle is NULL. 141 @retval EFI_ACCESS_DENIED The protocol could not be removed from the ChildHandle 142 because its services are being used. 143 @retval other The child handle was not destroyed 144 145 **/ 146 EFI_STATUS 147 EFIAPI 148 Udp4ServiceBindingDestroyChild ( 149 IN EFI_SERVICE_BINDING_PROTOCOL *This, 150 IN EFI_HANDLE ChildHandle 151 ); 152 153 #endif 154 155
