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Diffstat (limited to 'src/include/ipxe/efi/Protocol/Dns4.h')
| -rw-r--r-- | src/include/ipxe/efi/Protocol/Dns4.h | 538 |
1 files changed, 538 insertions, 0 deletions
diff --git a/src/include/ipxe/efi/Protocol/Dns4.h b/src/include/ipxe/efi/Protocol/Dns4.h new file mode 100644 index 00000000..0ab07e51 --- /dev/null +++ b/src/include/ipxe/efi/Protocol/Dns4.h @@ -0,0 +1,538 @@ +/** @file + This file defines the EFI Domain Name Service Binding Protocol interface. It is split + into the following two main sections: + DNSv4 Service Binding Protocol (DNSv4SB) + DNSv4 Protocol (DNSv4) + + Copyright (c) 2015 - 2018, Intel Corporation. All rights reserved.<BR> + SPDX-License-Identifier: BSD-2-Clause-Patent + + @par Revision Reference: + This Protocol is introduced in UEFI Specification 2.5 + +**/ + +#ifndef __EFI_DNS4_PROTOCOL_H__ +#define __EFI_DNS4_PROTOCOL_H__ + +FILE_LICENCE ( BSD2_PATENT ); + +#define EFI_DNS4_SERVICE_BINDING_PROTOCOL_GUID \ + { \ + 0xb625b186, 0xe063, 0x44f7, {0x89, 0x5, 0x6a, 0x74, 0xdc, 0x6f, 0x52, 0xb4 } \ + } + +#define EFI_DNS4_PROTOCOL_GUID \ + { \ + 0xae3d28cc, 0xe05b, 0x4fa1, {0xa0, 0x11, 0x7e, 0xb5, 0x5a, 0x3f, 0x14, 0x1 } \ + } + +typedef struct _EFI_DNS4_PROTOCOL EFI_DNS4_PROTOCOL; + +/// +/// EFI_DNS4_CONFIG_DATA +/// +typedef struct { + /// + /// Count of the DNS servers. When used with GetModeData(), + /// this field is the count of originally configured servers when + /// Configure() was called for this instance. When used with + /// Configure() this is the count of caller-supplied servers. If the + /// DnsServerListCount is zero, the DNS server configuration + /// will be retrieved from DHCP server automatically. + /// + UINTN DnsServerListCount; + /// + /// Pointer to DNS server list containing DnsServerListCount entries or NULL + /// if DnsServerListCountis 0. For Configure(), this will be NULL when there are + /// no caller supplied server addresses, and, the DNS instance will retrieve + /// DNS server from DHCP Server. The provided DNS server list is + /// recommended to be filled up in the sequence of preference. When + /// used with GetModeData(), the buffer containing the list will + /// be allocated by the driver implementing this protocol and must be + /// freed by the caller. When used with Configure(), the buffer + /// containing the list will be allocated and released by the caller. + /// + EFI_IPv4_ADDRESS *DnsServerList; + /// + /// Set to TRUE to use the default IP address/subnet mask and default routing table. + /// + BOOLEAN UseDefaultSetting; + /// + /// If TRUE, enable DNS cache function for this DNS instance. If FALSE, all DNS + /// query will not lookup local DNS cache. + /// + BOOLEAN EnableDnsCache; + /// + /// Use the protocol number defined in "Links to UEFI-Related + /// Documents"(http://uefi.org/uefi) under the heading "IANA + /// Protocol Numbers". Only TCP or UDP are supported, and other + /// protocol values are invalid. An implementation can choose to + /// support only UDP, or both TCP and UDP. + /// + UINT8 Protocol; + /// + /// If UseDefaultSetting is FALSE indicates the station address to use. + /// + EFI_IPv4_ADDRESS StationIp; + /// + /// If UseDefaultSetting is FALSE indicates the subnet mask to use. + /// + EFI_IPv4_ADDRESS SubnetMask; + /// + /// Local port number. Set to zero to use the automatically assigned port number. + /// + UINT16 LocalPort; + /// + /// Retry number if no response received after RetryInterval. + /// + UINT32 RetryCount; + /// + /// Minimum interval of retry is 2 second. If the retry interval is less than 2 + /// seconds, then use the 2 seconds. + /// + UINT32 RetryInterval; +} EFI_DNS4_CONFIG_DATA; + +/// +/// EFI_DNS4_CACHE_ENTRY +/// +typedef struct { + /// + /// Host name. + /// + CHAR16 *HostName; + /// + /// IP address of this host. + /// + EFI_IPv4_ADDRESS *IpAddress; + /// + /// Time in second unit that this entry will remain in DNS cache. A value of zero + /// means that this entry is permanent. A nonzero value will override the existing + /// one if this entry to be added is dynamic entry. Implementations may set its + /// default timeout value for the dynamically created DNS cache entry after one DNS + /// resolve succeeds. + /// + UINT32 Timeout; +} EFI_DNS4_CACHE_ENTRY; + +/// +/// EFI_DNS4_MODE_DATA +/// +typedef struct { + /// + /// The configuration data of this instance. + /// + EFI_DNS4_CONFIG_DATA DnsConfigData; + /// + /// Number of configured DNS server. Each DNS instance has its own DNS server + /// configuration. + /// + UINT32 DnsServerCount; + /// + /// Pointer to common list of addresses of all configured DNS server + /// used by EFI_DNS4_PROTOCOL instances. List will include + /// DNS servers configured by this or any other EFI_DNS4_PROTOCOL instance. + /// The storage for this list is allocated by the driver publishing this + /// protocol, and must be freed by the caller. + /// + EFI_IPv4_ADDRESS *DnsServerList; + /// + /// Number of DNS Cache entries. The DNS Cache is shared among all DNS instances. + /// + UINT32 DnsCacheCount; + /// + /// Pointer to a buffer containing DnsCacheCount DNS Cache + /// entry structures. The storage for this list is allocated by the driver + /// publishing this protocol and must be freed by caller. + /// + EFI_DNS4_CACHE_ENTRY *DnsCacheList; +} EFI_DNS4_MODE_DATA; + +/// +/// DNS_HOST_TO_ADDR_DATA +/// +typedef struct { + /// + /// Number of the returned IP addresses. + /// + UINT32 IpCount; + /// + /// Pointer to the all the returned IP addresses. + /// + EFI_IPv4_ADDRESS *IpList; +} DNS_HOST_TO_ADDR_DATA; + +/// +/// DNS_ADDR_TO_HOST_DATA +/// +typedef struct { + /// + /// Pointer to the primary name for this host address. It's the caller's + /// responsibility to free the response memory. + /// + CHAR16 *HostName; +} DNS_ADDR_TO_HOST_DATA; + +/// +/// DNS_RESOURCE_RECORD +/// +typedef struct { + /// + /// The Owner name. + /// + CHAR8 *QName; + /// + /// The Type Code of this RR. + /// + UINT16 QType; + /// + /// The CLASS code of this RR. + /// + UINT16 QClass; + /// + /// 32 bit integer which specify the time interval that the resource record may be + /// cached before the source of the information should again be consulted. Zero means + /// this RR can not be cached. + /// + UINT32 TTL; + /// + /// 16 big integer which specify the length of RData. + /// + UINT16 DataLength; + /// + /// A string of octets that describe the resource, the format of this information + /// varies according to QType and QClass difference. + /// + CHAR8 *RData; +} DNS_RESOURCE_RECORD; + +/// +/// DNS_GENERAL_LOOKUP_DATA +/// +typedef struct { + /// + /// Number of returned matching RRs. + /// + UINTN RRCount; + /// + /// Pointer to the all the returned matching RRs. It's caller responsibility to free + /// the allocated memory to hold the returned RRs. + /// + DNS_RESOURCE_RECORD *RRList; +} DNS_GENERAL_LOOKUP_DATA; + +/// +/// EFI_DNS4_COMPLETION_TOKEN +/// +typedef struct { + /// + /// This Event will be signaled after the Status field is updated by the EFI DNS + /// protocol driver. The type of Event must be EFI_NOTIFY_SIGNAL. + /// + EFI_EVENT Event; + /// + /// Will be set to one of the following values: + /// EFI_SUCCESS: The host name to address translation completed successfully. + /// EFI_NOT_FOUND: No matching Resource Record (RR) is found. + /// EFI_TIMEOUT: No DNS server reachable, or RetryCount was exhausted without + /// response from all specified DNS servers. + /// EFI_DEVICE_ERROR: An unexpected system or network error occurred. + /// EFI_NO_MEDIA: There was a media error. + /// + EFI_STATUS Status; + /// + /// Retry number if no response received after RetryInterval. If zero, use the + /// parameter configured through Dns.Configure() interface. + /// + UINT32 RetryCount; + /// + /// Minimum interval of retry is 2 second. If the retry interval is less than 2 + /// seconds, then use the 2 seconds. If zero, use the parameter configured through + /// Dns.Configure() interface. + UINT32 RetryInterval; + /// + /// DNSv4 completion token data + /// + union { + /// + /// When the Token is used for host name to address translation, H2AData is a pointer + /// to the DNS_HOST_TO_ADDR_DATA. + /// + DNS_HOST_TO_ADDR_DATA *H2AData; + /// + /// When the Token is used for host address to host name translation, A2HData is a + /// pointer to the DNS_ADDR_TO_HOST_DATA. + /// + DNS_ADDR_TO_HOST_DATA *A2HData; + /// + /// When the Token is used for a general lookup function, GLookupDATA is a pointer to + /// the DNS_GENERAL_LOOKUP_DATA. + /// + DNS_GENERAL_LOOKUP_DATA *GLookupData; + } RspData; +} EFI_DNS4_COMPLETION_TOKEN; + +/** + Retrieve mode data of this DNS instance. + + This function is used to retrieve DNS mode data for this DNS instance. + + @param[in] This Pointer to EFI_DNS4_PROTOCOL instance. + @param[out] DnsModeData Point to the mode data. + + @retval EFI_SUCCESS The operation completed successfully. + @retval EFI_NOT_STARTED When DnsConfigData is queried, no configuration data + is available because this instance has not been + configured. + @retval EFI_INVALID_PARAMETER This is NULL or DnsModeData is NULL. + @retval EFI_OUT_OF_RESOURCES Failed to allocate needed resources. +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_DNS4_GET_MODE_DATA)( + IN EFI_DNS4_PROTOCOL *This, + OUT EFI_DNS4_MODE_DATA *DnsModeData + ); + +/** + Configure this DNS instance. + + This function is used to configure DNS mode data for this DNS instance. + + @param[in] This Pointer to EFI_DNS4_PROTOCOL instance. + @param[in] DnsConfigData Point to the Configuration data. + + @retval EFI_SUCCESS The operation completed successfully. + @retval EFI_UNSUPPORTED The designated protocol is not supported. + @retval EFI_INVALID_PARAMETER This is NULL. + The StationIp address provided in DnsConfigData is not a + valid unicast. + DnsServerList is NULL while DnsServerListCount + is not ZERO. + DnsServerListCount is ZERO while DnsServerList + is not NULL + @retval EFI_OUT_OF_RESOURCES The DNS instance data or required space could not be + allocated. + @retval EFI_DEVICE_ERROR An unexpected system or network error occurred. The + EFI DNSv4 Protocol instance is not configured. + @retval EFI_ALREADY_STARTED Second call to Configure() with DnsConfigData. To + reconfigure the instance the caller must call Configure() + with NULL first to return driver to unconfigured state. +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_DNS4_CONFIGURE)( + IN EFI_DNS4_PROTOCOL *This, + IN EFI_DNS4_CONFIG_DATA *DnsConfigData + ); + +/** + Host name to host address translation. + + The HostNameToIp () function is used to translate the host name to host IP address. A + type A query is used to get the one or more IP addresses for this host. + + @param[in] This Pointer to EFI_DNS4_PROTOCOL instance. + @param[in] HostName Host name. + @param[in] Token Point to the completion token to translate host name + to host address. + + @retval EFI_SUCCESS The operation completed successfully. + @retval EFI_INVALID_PARAMETER One or more of the following conditions is TRUE: + This is NULL. + Token is NULL. + Token.Event is NULL. + HostName is NULL. HostName string is unsupported format. + @retval EFI_NO_MAPPING There's no source address is available for use. + @retval EFI_NOT_STARTED This instance has not been started. +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_DNS4_HOST_NAME_TO_IP)( + IN EFI_DNS4_PROTOCOL *This, + IN CHAR16 *HostName, + IN EFI_DNS4_COMPLETION_TOKEN *Token + ); + +/** + IPv4 address to host name translation also known as Reverse DNS lookup. + + The IpToHostName() function is used to translate the host address to host name. A type PTR + query is used to get the primary name of the host. Support of this function is optional. + + @param[in] This Pointer to EFI_DNS4_PROTOCOL instance. + @param[in] IpAddress Ip Address. + @param[in] Token Point to the completion token to translate host + address to host name. + + @retval EFI_SUCCESS The operation completed successfully. + @retval EFI_UNSUPPORTED This function is not supported. + @retval EFI_INVALID_PARAMETER One or more of the following conditions is TRUE: + This is NULL. + Token is NULL. + Token.Event is NULL. + IpAddress is not valid IP address . + @retval EFI_NO_MAPPING There's no source address is available for use. + @retval EFI_ALREADY_STARTED This Token is being used in another DNS session. + @retval EFI_OUT_OF_RESOURCES Failed to allocate needed resources. +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_DNS4_IP_TO_HOST_NAME)( + IN EFI_DNS4_PROTOCOL *This, + IN EFI_IPv4_ADDRESS IpAddress, + IN EFI_DNS4_COMPLETION_TOKEN *Token + ); + +/** + Retrieve arbitrary information from the DNS server. + + This GeneralLookup() function retrieves arbitrary information from the DNS. The caller + supplies a QNAME, QTYPE, and QCLASS, and all of the matching RRs are returned. All + RR content (e.g., TTL) was returned. The caller need parse the returned RR to get + required information. The function is optional. + + @param[in] This Pointer to EFI_DNS4_PROTOCOL instance. + @param[in] QName Pointer to Query Name. + @param[in] QType Query Type. + @param[in] QClass Query Name. + @param[in] Token Point to the completion token to retrieve arbitrary + information. + + @retval EFI_SUCCESS The operation completed successfully. + @retval EFI_UNSUPPORTED This function is not supported. Or the requested + QType is not supported + @retval EFI_INVALID_PARAMETER One or more of the following conditions is TRUE: + This is NULL. + Token is NULL. + Token.Event is NULL. + QName is NULL. + @retval EFI_NO_MAPPING There's no source address is available for use. + @retval EFI_ALREADY_STARTED This Token is being used in another DNS session. + @retval EFI_OUT_OF_RESOURCES Failed to allocate needed resources. +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_DNS4_GENERAL_LOOKUP)( + IN EFI_DNS4_PROTOCOL *This, + IN CHAR8 *QName, + IN UINT16 QType, + IN UINT16 QClass, + IN EFI_DNS4_COMPLETION_TOKEN *Token + ); + +/** + This function is to update the DNS Cache. + + The UpdateDnsCache() function is used to add/delete/modify DNS cache entry. DNS cache + can be normally dynamically updated after the DNS resolve succeeds. This function + provided capability to manually add/delete/modify the DNS cache. + + @param[in] This Pointer to EFI_DNS4_PROTOCOL instance. + @param[in] DeleteFlag If FALSE, this function is to add one entry to the + DNS Cahce. If TRUE, this function will delete + matching DNS Cache entry. + @param[in] Override If TRUE, the maching DNS cache entry will be + overwritten with the supplied parameter. If FALSE, + EFI_ACCESS_DENIED will be returned if the entry to + be added is already existed. + @param[in] DnsCacheEntry Pointer to DNS Cache entry. + + @retval EFI_SUCCESS The operation completed successfully. + @retval EFI_INVALID_PARAMETER One or more of the following conditions is TRUE: + This is NULL. + DnsCacheEntry.HostName is NULL. + DnsCacheEntry.IpAddress is NULL. + DnsCacheEntry.Timeout is zero. + @retval EFI_ACCESS_DENIED The DNS cache entry already exists and Override is + not TRUE. +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_DNS4_UPDATE_DNS_CACHE)( + IN EFI_DNS4_PROTOCOL *This, + IN BOOLEAN DeleteFlag, + IN BOOLEAN Override, + IN EFI_DNS4_CACHE_ENTRY DnsCacheEntry + ); + +/** + Polls for incoming data packets and processes outgoing data packets. + + The Poll() function can be used by network drivers and applications to increase the + rate that data packets are moved between the communications device and the transmit + and receive queues. + In some systems, the periodic timer event in the managed network driver may not poll + the underlying communications device fast enough to transmit and/or receive all data + packets without missing incoming packets or dropping outgoing packets. Drivers and + applications that are experiencing packet loss should try calling the Poll() + function more often. + + @param[in] This Pointer to EFI_DNS4_PROTOCOL instance. + + @retval EFI_SUCCESS Incoming or outgoing data was processed. + @retval EFI_NOT_STARTED This EFI DNS Protocol instance has not been started. + @retval EFI_INVALID_PARAMETER This is NULL. + @retval EFI_DEVICE_ERROR An unexpected system or network error occurred. + @retval EFI_TIMEOUT Data was dropped out of the transmit and/or receive + queue. Consider increasing the polling rate. +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_DNS4_POLL)( + IN EFI_DNS4_PROTOCOL *This + ); + +/** + Abort an asynchronous DNS operation, including translation between IP and Host, and + general look up behavior. + + The Cancel() function is used to abort a pending resolution request. After calling + this function, Token.Status will be set to EFI_ABORTED and then Token.Event will be + signaled. If the token is not in one of the queues, which usually means that the + asynchronous operation has completed, this function will not signal the token and + EFI_NOT_FOUND is returned. + + @param[in] This Pointer to EFI_DNS4_PROTOCOL instance. + @param[in] Token Pointer to a token that has been issued by + EFI_DNS4_PROTOCOL.HostNameToIp (), + EFI_DNS4_PROTOCOL.IpToHostName() or + EFI_DNS4_PROTOCOL.GeneralLookup(). + If NULL, all pending tokens are aborted. + + @retval EFI_SUCCESS Incoming or outgoing data was processed. + @retval EFI_NOT_STARTED This EFI DNS4 Protocol instance has not been started. + @retval EFI_INVALID_PARAMETER This is NULL. + @retval EFI_NOT_FOUND When Token is not NULL, and the asynchronous DNS + operation was not found in the transmit queue. It + was either completed or was not issued by + HostNameToIp(), IpToHostName() or GeneralLookup(). +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_DNS4_CANCEL)( + IN EFI_DNS4_PROTOCOL *This, + IN EFI_DNS4_COMPLETION_TOKEN *Token + ); + +/// +/// The EFI_DNS4_Protocol provides the function to get the host name and address +/// mapping, also provides pass through interface to retrieve arbitrary information +/// from DNS. +/// +struct _EFI_DNS4_PROTOCOL { + EFI_DNS4_GET_MODE_DATA GetModeData; + EFI_DNS4_CONFIGURE Configure; + EFI_DNS4_HOST_NAME_TO_IP HostNameToIp; + EFI_DNS4_IP_TO_HOST_NAME IpToHostName; + EFI_DNS4_GENERAL_LOOKUP GeneralLookUp; + EFI_DNS4_UPDATE_DNS_CACHE UpdateDnsCache; + EFI_DNS4_POLL Poll; + EFI_DNS4_CANCEL Cancel; +}; + +extern EFI_GUID gEfiDns4ServiceBindingProtocolGuid; +extern EFI_GUID gEfiDns4ProtocolGuid; + +#endif |