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Diffstat (limited to 'src/include/ipxe/efi/Protocol/Ip6Config.h')
| -rw-r--r-- | src/include/ipxe/efi/Protocol/Ip6Config.h | 369 |
1 files changed, 369 insertions, 0 deletions
diff --git a/src/include/ipxe/efi/Protocol/Ip6Config.h b/src/include/ipxe/efi/Protocol/Ip6Config.h new file mode 100644 index 00000000..5665e93b --- /dev/null +++ b/src/include/ipxe/efi/Protocol/Ip6Config.h @@ -0,0 +1,369 @@ +/** @file + This file provides a definition of the EFI IPv6 Configuration + Protocol. + +Copyright (c) 2008 - 2018, Intel Corporation. All rights reserved.<BR> +SPDX-License-Identifier: BSD-2-Clause-Patent + +**/ + +#ifndef __EFI_IP6CONFIG_PROTOCOL_H__ +#define __EFI_IP6CONFIG_PROTOCOL_H__ + +FILE_LICENCE ( BSD2_PATENT ); + +#include <ipxe/efi/Protocol/Ip6.h> + +#define EFI_IP6_CONFIG_PROTOCOL_GUID \ + { \ + 0x937fe521, 0x95ae, 0x4d1a, {0x89, 0x29, 0x48, 0xbc, 0xd9, 0x0a, 0xd3, 0x1a } \ + } + +typedef struct _EFI_IP6_CONFIG_PROTOCOL EFI_IP6_CONFIG_PROTOCOL; + +/// +/// EFI_IP6_CONFIG_DATA_TYPE +/// +typedef enum { + /// + /// The interface information of the communication + /// device this EFI IPv6 Configuration Protocol instance manages. + /// This type of data is read only.The corresponding Data is of type + /// EFI_IP6_CONFIG_INTERFACE_INFO. + /// + Ip6ConfigDataTypeInterfaceInfo, + /// + /// The alternative interface ID for the + /// communication device this EFI IPv6 Configuration Protocol + /// instance manages if the link local IPv6 address generated from + /// the interfaced ID based on the default source the EFI IPv6 + /// Protocol uses is a duplicate address. The length of the interface + /// ID is 64 bit. The corresponding Data is of type + /// EFI_IP6_CONFIG_INTERFACE_ID. + /// + Ip6ConfigDataTypeAltInterfaceId, + /// + /// The general configuration policy for the EFI IPv6 network + /// stack running on the communication device this EFI IPv6 + /// Configuration Protocol instance manages. The policy will affect + /// other configuration settings. The corresponding Data is of type + /// EFI_IP6_CONFIG_POLICY. + /// + Ip6ConfigDataTypePolicy, + /// + /// The number of consecutive + /// Neighbor Solicitation messages sent while performing Duplicate + /// Address Detection on a tentative address. A value of zero + /// indicates that Duplicate Address Detection will not be performed + /// on tentative addresses. The corresponding Data is of type + /// EFI_IP6_CONFIG_DUP_ADDR_DETECT_TRANSMITS. + /// + Ip6ConfigDataTypeDupAddrDetectTransmits, + /// + /// The station addresses set manually for the EFI + /// IPv6 network stack. It is only configurable when the policy is + /// Ip6ConfigPolicyManual. The corresponding Data is a + /// pointer to an array of EFI_IPv6_ADDRESS instances. When + /// DataSize is 0 and Data is NULL, the existing configuration + /// is cleared from the EFI IPv6 Configuration Protocol instance. + /// + Ip6ConfigDataTypeManualAddress, + /// + /// The gateway addresses set manually for the EFI IPv6 + /// network stack running on the communication device this EFI + /// IPv6 Configuration Protocol manages. It is not configurable when + /// the policy is Ip6ConfigPolicyAutomatic. The gateway + /// addresses must be unicast IPv6 addresses. The corresponding + /// Data is a pointer to an array of EFI_IPv6_ADDRESS instances. + /// When DataSize is 0 and Data is NULL, the existing configuration + /// is cleared from the EFI IPv6 Configuration Protocol instance. + /// + Ip6ConfigDataTypeGateway, + /// + /// The DNS server list for the EFI IPv6 network stack + /// running on the communication device this EFI IPv6 + /// Configuration Protocol manages. It is not configurable when the + /// policy is Ip6ConfigPolicyAutomatic.The DNS server + /// addresses must be unicast IPv6 addresses. The corresponding + /// Data is a pointer to an array of EFI_IPv6_ADDRESS instances. + /// When DataSize is 0 and Data is NULL, the existing configuration + /// is cleared from the EFI IPv6 Configuration Protocol instance. + /// + Ip6ConfigDataTypeDnsServer, + /// + /// The number of this enumeration memebers. + /// + Ip6ConfigDataTypeMaximum +} EFI_IP6_CONFIG_DATA_TYPE; + +/// +/// EFI_IP6_CONFIG_INTERFACE_INFO +/// describes the operational state of the interface this +/// EFI IPv6 Configuration Protocol instance manages. +/// +typedef struct { + /// + /// The name of the interface. It is a NULL-terminated string. + /// + CHAR16 Name[32]; + /// + /// The interface type of the network interface. + /// + UINT8 IfType; + /// + /// The size, in bytes, of the network interface's hardware address. + /// + UINT32 HwAddressSize; + /// + /// The hardware address for the network interface. + /// + EFI_MAC_ADDRESS HwAddress; + /// + /// Number of EFI_IP6_ADDRESS_INFO structures pointed to by AddressInfo. + /// + UINT32 AddressInfoCount; + /// + /// Pointer to an array of EFI_IP6_ADDRESS_INFO instances + /// which contain the local IPv6 addresses and the corresponding + /// prefix length information. Set to NULL if AddressInfoCount + /// is zero. + /// + EFI_IP6_ADDRESS_INFO *AddressInfo; + /// + /// Number of route table entries in the following RouteTable. + /// + UINT32 RouteCount; + /// + /// The route table of the IPv6 network stack runs on this interface. + /// Set to NULL if RouteCount is zero. + /// + EFI_IP6_ROUTE_TABLE *RouteTable; +} EFI_IP6_CONFIG_INTERFACE_INFO; + +/// +/// EFI_IP6_CONFIG_INTERFACE_ID +/// describes the 64-bit interface ID. +/// +typedef struct { + UINT8 Id[8]; +} EFI_IP6_CONFIG_INTERFACE_ID; + +/// +/// EFI_IP6_CONFIG_POLICY +/// defines the general configuration policy the EFI IPv6 +/// Configuration Protocol supports. +/// +typedef enum { + /// + /// Under this policy, the IpI6ConfigDataTypeManualAddress, + /// Ip6ConfigDataTypeGateway and Ip6ConfigDataTypeDnsServer + /// configuration data are required to be set manually. + /// The EFI IPv6 Protocol will get all required configuration + /// such as address, prefix and gateway settings from the EFI + /// IPv6 Configuration protocol. + /// + Ip6ConfigPolicyManual, + /// + /// Under this policy, the IpI6ConfigDataTypeManualAddress, + /// Ip6ConfigDataTypeGateway and Ip6ConfigDataTypeDnsServer + /// configuration data are not allowed to set via SetData(). + /// All of these configurations are retrieved from some auto + /// configuration mechanism. + /// The EFI IPv6 Protocol will use the IPv6 stateless address + /// autoconfiguration mechanism and/or the IPv6 stateful address + /// autoconfiguration mechanism described in the related RFCs to + /// get address and other configuration information + /// + Ip6ConfigPolicyAutomatic +} EFI_IP6_CONFIG_POLICY; + +/// +/// EFI_IP6_CONFIG_DUP_ADDR_DETECT_TRANSMITS +/// describes the number of consecutive Neighbor Solicitation messages sent +/// while performing Duplicate Address Detection on a tentative address. +/// The default value for a newly detected communication device is 1. +/// +typedef struct { + UINT32 DupAddrDetectTransmits; ///< The number of consecutive Neighbor Solicitation messages sent. +} EFI_IP6_CONFIG_DUP_ADDR_DETECT_TRANSMITS; + +/// +/// EFI_IP6_CONFIG_MANUAL_ADDRESS +/// is used to set the station address information for the EFI IPv6 network +/// stack manually when the policy is Ip6ConfigPolicyManual. +/// +typedef struct { + EFI_IPv6_ADDRESS Address; ///< The IPv6 unicast address. + BOOLEAN IsAnycast; ///< Set to TRUE if Address is anycast. + UINT8 PrefixLength; ///< The length, in bits, of the prefix associated with this Address. +} EFI_IP6_CONFIG_MANUAL_ADDRESS; + +/** + Set the configuration for the EFI IPv6 network stack running on the communication + device this EFI IPv6 Configuration Protocol instance manages. + + This function is used to set the configuration data of type DataType for the EFI + IPv6 network stack running on the communication device this EFI IPv6 Configuration + Protocol instance manages. + + The DataSize is used to calculate the count of structure instances in the Data for + some DataType that multiple structure instances are allowed. + + This function is always non-blocking. When setting some type of configuration data, + an asynchronous process is invoked to check the correctness of the data, such as + doing Duplicate Address Detection on the manually set local IPv6 addresses. + EFI_NOT_READY is returned immediately to indicate that such an asynchronous process + is invoked and the process is not finished yet. The caller willing to get the result + of the asynchronous process is required to call RegisterDataNotify() to register an + event on the specified configuration data. Once the event is signaled, the caller + can call GetData() to get back the configuration data in order to know the result. + For other types of configuration data that do not require an asynchronous configuration + process, the result of the operation is immediately returned. + + @param[in] This Pointer to the EFI_IP6_CONFIG_PROTOCOL instance. + @param[in] DataType The type of data to set. + @param[in] DataSize Size of the buffer pointed to by Data in bytes. + @param[in] Data The data buffer to set. The type of the data buffer is + associated with the DataType. + + @retval EFI_SUCCESS The specified configuration data for the EFI IPv6 + network stack is set successfully. + @retval EFI_INVALID_PARAMETER One or more of the following are TRUE: + - This is NULL. + - One or more fields in Data and DataSize do not match the + requirement of the data type indicated by DataType. + @retval EFI_WRITE_PROTECTED The specified configuration data is read-only or the specified + configuration data can not be set under the current policy + @retval EFI_ACCESS_DENIED Another set operation on the specified configuration + data is already in process. + @retval EFI_NOT_READY An asynchronous process is invoked to set the specified + configuration data and the process is not finished yet. + @retval EFI_BAD_BUFFER_SIZE The DataSize does not match the size of the type + indicated by DataType. + @retval EFI_UNSUPPORTED This DataType is not supported. + @retval EFI_OUT_OF_RESOURCES Required system resources could not be allocated. + @retval EFI_DEVICE_ERROR An unexpected system error or network error occurred. + +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_IP6_CONFIG_SET_DATA)( + IN EFI_IP6_CONFIG_PROTOCOL *This, + IN EFI_IP6_CONFIG_DATA_TYPE DataType, + IN UINTN DataSize, + IN VOID *Data + ); + +/** + Get the configuration data for the EFI IPv6 network stack running on the communication + device this EFI IPv6 Configuration Protocol instance manages. + + This function returns the configuration data of type DataType for the EFI IPv6 network + stack running on the communication device this EFI IPv6 Configuration Protocol instance + manages. + + The caller is responsible for allocating the buffer used to return the specified + configuration data and the required size will be returned to the caller if the size of + the buffer is too small. + + EFI_NOT_READY is returned if the specified configuration data is not ready due to an + already in progress asynchronous configuration process. The caller can call RegisterDataNotify() + to register an event on the specified configuration data. Once the asynchronous configuration + process is finished, the event will be signaled and a subsequent GetData() call will return + the specified configuration data. + + @param[in] This Pointer to the EFI_IP6_CONFIG_PROTOCOL instance. + @param[in] DataType The type of data to get. + @param[in,out] DataSize On input, in bytes, the size of Data. On output, in bytes, the + size of buffer required to store the specified configuration data. + @param[in] Data The data buffer in which the configuration data is returned. The + type of the data buffer is associated with the DataType. + + @retval EFI_SUCCESS The specified configuration data is got successfully. + @retval EFI_INVALID_PARAMETER One or more of the followings are TRUE: + - This is NULL. + - DataSize is NULL. + - Data is NULL if *DataSize is not zero. + @retval EFI_BUFFER_TOO_SMALL The size of Data is too small for the specified configuration data + and the required size is returned in DataSize. + @retval EFI_NOT_READY The specified configuration data is not ready due to an already in + progress asynchronous configuration process. + @retval EFI_NOT_FOUND The specified configuration data is not found. + +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_IP6_CONFIG_GET_DATA)( + IN EFI_IP6_CONFIG_PROTOCOL *This, + IN EFI_IP6_CONFIG_DATA_TYPE DataType, + IN OUT UINTN *DataSize, + IN VOID *Data OPTIONAL + ); + +/** + Register an event that is to be signaled whenever a configuration process on the specified + configuration data is done. + + This function registers an event that is to be signaled whenever a configuration process + on the specified configuration data is done. An event can be registered for different DataType + simultaneously and the caller is responsible for determining which type of configuration data + causes the signaling of the event in such case. + + @param[in] This Pointer to the EFI_IP6_CONFIG_PROTOCOL instance. + @param[in] DataType The type of data to unregister the event for. + @param[in] Event The event to register. + + @retval EFI_SUCCESS The notification event for the specified configuration data is + registered. + @retval EFI_INVALID_PARAMETER This is NULL or Event is NULL. + @retval EFI_UNSUPPORTED The configuration data type specified by DataType is not + supported. + @retval EFI_OUT_OF_RESOURCES Required system resources could not be allocated. + @retval EFI_ACCESS_DENIED The Event is already registered for the DataType. + +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_IP6_CONFIG_REGISTER_NOTIFY)( + IN EFI_IP6_CONFIG_PROTOCOL *This, + IN EFI_IP6_CONFIG_DATA_TYPE DataType, + IN EFI_EVENT Event + ); + +/** + Remove a previously registered event for the specified configuration data. + + This function removes a previously registered event for the specified configuration data. + + @param[in] This Pointer to the EFI_IP6_CONFIG_PROTOCOL instance. + @param[in] DataType The type of data to remove the previously registered event for. + @param[in] Event The event to unregister. + + @retval EFI_SUCCESS The event registered for the specified configuration data is removed. + @retval EFI_INVALID_PARAMETER This is NULL or Event is NULL. + @retval EFI_NOT_FOUND The Event has not been registered for the specified + DataType. + +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_IP6_CONFIG_UNREGISTER_NOTIFY)( + IN EFI_IP6_CONFIG_PROTOCOL *This, + IN EFI_IP6_CONFIG_DATA_TYPE DataType, + IN EFI_EVENT Event + ); + +/// +/// The EFI_IP6_CONFIG_PROTOCOL provides the mechanism to set and get various +/// types of configurations for the EFI IPv6 network stack. +/// +struct _EFI_IP6_CONFIG_PROTOCOL { + EFI_IP6_CONFIG_SET_DATA SetData; + EFI_IP6_CONFIG_GET_DATA GetData; + EFI_IP6_CONFIG_REGISTER_NOTIFY RegisterDataNotify; + EFI_IP6_CONFIG_UNREGISTER_NOTIFY UnregisterDataNotify; +}; + +extern EFI_GUID gEfiIp6ConfigProtocolGuid; + +#endif |