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Diffstat (limited to 'src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/Protocol/PxeBaseCode.h')
| -rw-r--r-- | src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/Protocol/PxeBaseCode.h | 934 |
1 files changed, 934 insertions, 0 deletions
diff --git a/src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/Protocol/PxeBaseCode.h b/src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/Protocol/PxeBaseCode.h new file mode 100644 index 0000000000..497d972047 --- /dev/null +++ b/src/vendorcode/intel/edk2/UDK2017/MdePkg/Include/Protocol/PxeBaseCode.h @@ -0,0 +1,934 @@ +/** @file + EFI PXE Base Code Protocol definitions, which is used to access PXE-compatible + devices for network access and network booting. + +Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR> +This program and the accompanying materials are licensed and made available under +the terms and conditions of the BSD License that accompanies this distribution. +The full text of the license may be found at +http://opensource.org/licenses/bsd-license.php. + +THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, +WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. + + @par Revision Reference: + This Protocol is introduced in EFI Specification 1.10. + +**/ +#ifndef __PXE_BASE_CODE_PROTOCOL_H__ +#define __PXE_BASE_CODE_PROTOCOL_H__ + +/// +/// PXE Base Code protocol. +/// +#define EFI_PXE_BASE_CODE_PROTOCOL_GUID \ + { \ + 0x03c4e603, 0xac28, 0x11d3, {0x9a, 0x2d, 0x00, 0x90, 0x27, 0x3f, 0xc1, 0x4d } \ + } + +typedef struct _EFI_PXE_BASE_CODE_PROTOCOL EFI_PXE_BASE_CODE_PROTOCOL; + +/// +/// Protocol defined in EFI1.1. +/// +typedef EFI_PXE_BASE_CODE_PROTOCOL EFI_PXE_BASE_CODE; + +/// +/// Default IP TTL and ToS. +/// +#define DEFAULT_TTL 16 +#define DEFAULT_ToS 0 + +/// +/// ICMP error format. +/// +typedef struct { + UINT8 Type; + UINT8 Code; + UINT16 Checksum; + union { + UINT32 reserved; + UINT32 Mtu; + UINT32 Pointer; + struct { + UINT16 Identifier; + UINT16 Sequence; + } Echo; + } u; + UINT8 Data[494]; +} EFI_PXE_BASE_CODE_ICMP_ERROR; + +/// +/// TFTP error format. +/// +typedef struct { + UINT8 ErrorCode; + CHAR8 ErrorString[127]; +} EFI_PXE_BASE_CODE_TFTP_ERROR; + +/// +/// IP Receive Filter definitions. +/// +#define EFI_PXE_BASE_CODE_MAX_IPCNT 8 + +/// +/// IP Receive Filter structure. +/// +typedef struct { + UINT8 Filters; + UINT8 IpCnt; + UINT16 reserved; + EFI_IP_ADDRESS IpList[EFI_PXE_BASE_CODE_MAX_IPCNT]; +} EFI_PXE_BASE_CODE_IP_FILTER; + +#define EFI_PXE_BASE_CODE_IP_FILTER_STATION_IP 0x0001 +#define EFI_PXE_BASE_CODE_IP_FILTER_BROADCAST 0x0002 +#define EFI_PXE_BASE_CODE_IP_FILTER_PROMISCUOUS 0x0004 +#define EFI_PXE_BASE_CODE_IP_FILTER_PROMISCUOUS_MULTICAST 0x0008 + +/// +/// ARP cache entries. +/// +typedef struct { + EFI_IP_ADDRESS IpAddr; + EFI_MAC_ADDRESS MacAddr; +} EFI_PXE_BASE_CODE_ARP_ENTRY; + +/// +/// ARP route table entries. +/// +typedef struct { + EFI_IP_ADDRESS IpAddr; + EFI_IP_ADDRESS SubnetMask; + EFI_IP_ADDRESS GwAddr; +} EFI_PXE_BASE_CODE_ROUTE_ENTRY; + +// +// UDP definitions +// +typedef UINT16 EFI_PXE_BASE_CODE_UDP_PORT; + +#define EFI_PXE_BASE_CODE_UDP_OPFLAGS_ANY_SRC_IP 0x0001 +#define EFI_PXE_BASE_CODE_UDP_OPFLAGS_ANY_SRC_PORT 0x0002 +#define EFI_PXE_BASE_CODE_UDP_OPFLAGS_ANY_DEST_IP 0x0004 +#define EFI_PXE_BASE_CODE_UDP_OPFLAGS_ANY_DEST_PORT 0x0008 +#define EFI_PXE_BASE_CODE_UDP_OPFLAGS_USE_FILTER 0x0010 +#define EFI_PXE_BASE_CODE_UDP_OPFLAGS_MAY_FRAGMENT 0x0020 + +// +// Discover() definitions +// +#define EFI_PXE_BASE_CODE_BOOT_TYPE_BOOTSTRAP 0 +#define EFI_PXE_BASE_CODE_BOOT_TYPE_MS_WINNT_RIS 1 +#define EFI_PXE_BASE_CODE_BOOT_TYPE_INTEL_LCM 2 +#define EFI_PXE_BASE_CODE_BOOT_TYPE_DOSUNDI 3 +#define EFI_PXE_BASE_CODE_BOOT_TYPE_NEC_ESMPRO 4 +#define EFI_PXE_BASE_CODE_BOOT_TYPE_IBM_WSoD 5 +#define EFI_PXE_BASE_CODE_BOOT_TYPE_IBM_LCCM 6 +#define EFI_PXE_BASE_CODE_BOOT_TYPE_CA_UNICENTER_TNG 7 +#define EFI_PXE_BASE_CODE_BOOT_TYPE_HP_OPENVIEW 8 +#define EFI_PXE_BASE_CODE_BOOT_TYPE_ALTIRIS_9 9 +#define EFI_PXE_BASE_CODE_BOOT_TYPE_ALTIRIS_10 10 +#define EFI_PXE_BASE_CODE_BOOT_TYPE_ALTIRIS_11 11 +#define EFI_PXE_BASE_CODE_BOOT_TYPE_NOT_USED_12 12 +#define EFI_PXE_BASE_CODE_BOOT_TYPE_REDHAT_INSTALL 13 +#define EFI_PXE_BASE_CODE_BOOT_TYPE_REDHAT_BOOT 14 +#define EFI_PXE_BASE_CODE_BOOT_TYPE_REMBO 15 +#define EFI_PXE_BASE_CODE_BOOT_TYPE_BEOBOOT 16 +// +// 17 through 32767 are reserved +// 32768 through 65279 are for vendor use +// 65280 through 65534 are reserved +// +#define EFI_PXE_BASE_CODE_BOOT_TYPE_PXETEST 65535 + +#define EFI_PXE_BASE_CODE_BOOT_LAYER_MASK 0x7FFF +#define EFI_PXE_BASE_CODE_BOOT_LAYER_INITIAL 0x0000 + +// +// PXE Tag definition that identifies the processor +// and programming environment of the client system. +// These identifiers are defined by IETF: +// http://www.ietf.org/assignments/dhcpv6-parameters/dhcpv6-parameters.xml +// +#if defined (MDE_CPU_IA32) +#define EFI_PXE_CLIENT_SYSTEM_ARCHITECTURE 0x0006 +#elif defined (MDE_CPU_IPF) +#define EFI_PXE_CLIENT_SYSTEM_ARCHITECTURE 0x0002 +#elif defined (MDE_CPU_X64) +#define EFI_PXE_CLIENT_SYSTEM_ARCHITECTURE 0x0007 +#elif defined (MDE_CPU_ARM) +#define EFI_PXE_CLIENT_SYSTEM_ARCHITECTURE 0x000A +#elif defined (MDE_CPU_AARCH64) +#define EFI_PXE_CLIENT_SYSTEM_ARCHITECTURE 0x000B +#endif + + +/// +/// Discover() server list structure. +/// +typedef struct { + UINT16 Type; + BOOLEAN AcceptAnyResponse; + UINT8 Reserved; + EFI_IP_ADDRESS IpAddr; +} EFI_PXE_BASE_CODE_SRVLIST; + +/// +/// Discover() information override structure. +/// +typedef struct { + BOOLEAN UseMCast; + BOOLEAN UseBCast; + BOOLEAN UseUCast; + BOOLEAN MustUseList; + EFI_IP_ADDRESS ServerMCastIp; + UINT16 IpCnt; + EFI_PXE_BASE_CODE_SRVLIST SrvList[1]; +} EFI_PXE_BASE_CODE_DISCOVER_INFO; + +/// +/// TFTP opcode definitions. +/// +typedef enum { + EFI_PXE_BASE_CODE_TFTP_FIRST, + EFI_PXE_BASE_CODE_TFTP_GET_FILE_SIZE, + EFI_PXE_BASE_CODE_TFTP_READ_FILE, + EFI_PXE_BASE_CODE_TFTP_WRITE_FILE, + EFI_PXE_BASE_CODE_TFTP_READ_DIRECTORY, + EFI_PXE_BASE_CODE_MTFTP_GET_FILE_SIZE, + EFI_PXE_BASE_CODE_MTFTP_READ_FILE, + EFI_PXE_BASE_CODE_MTFTP_READ_DIRECTORY, + EFI_PXE_BASE_CODE_MTFTP_LAST +} EFI_PXE_BASE_CODE_TFTP_OPCODE; + +/// +/// MTFTP information. This information is required +/// to start or join a multicast TFTP session. It is also required to +/// perform the "get file size" and "read directory" operations of MTFTP. +/// +typedef struct { + EFI_IP_ADDRESS MCastIp; + EFI_PXE_BASE_CODE_UDP_PORT CPort; + EFI_PXE_BASE_CODE_UDP_PORT SPort; + UINT16 ListenTimeout; + UINT16 TransmitTimeout; +} EFI_PXE_BASE_CODE_MTFTP_INFO; + +/// +/// DHCPV4 Packet structure. +/// +typedef struct { + UINT8 BootpOpcode; + UINT8 BootpHwType; + UINT8 BootpHwAddrLen; + UINT8 BootpGateHops; + UINT32 BootpIdent; + UINT16 BootpSeconds; + UINT16 BootpFlags; + UINT8 BootpCiAddr[4]; + UINT8 BootpYiAddr[4]; + UINT8 BootpSiAddr[4]; + UINT8 BootpGiAddr[4]; + UINT8 BootpHwAddr[16]; + UINT8 BootpSrvName[64]; + UINT8 BootpBootFile[128]; + UINT32 DhcpMagik; + UINT8 DhcpOptions[56]; +} EFI_PXE_BASE_CODE_DHCPV4_PACKET; + +/// +/// DHCPV6 Packet structure. +/// +typedef struct { + UINT32 MessageType:8; + UINT32 TransactionId:24; + UINT8 DhcpOptions[1024]; +} EFI_PXE_BASE_CODE_DHCPV6_PACKET; + +/// +/// Packet structure. +/// +typedef union { + UINT8 Raw[1472]; + EFI_PXE_BASE_CODE_DHCPV4_PACKET Dhcpv4; + EFI_PXE_BASE_CODE_DHCPV6_PACKET Dhcpv6; +} EFI_PXE_BASE_CODE_PACKET; + +// +// PXE Base Code Mode structure +// +#define EFI_PXE_BASE_CODE_MAX_ARP_ENTRIES 8 +#define EFI_PXE_BASE_CODE_MAX_ROUTE_ENTRIES 8 + +/// +/// EFI_PXE_BASE_CODE_MODE. +/// The data values in this structure are read-only and +/// are updated by the code that produces the +/// EFI_PXE_BASE_CODE_PROTOCOL functions. +/// +typedef struct { + BOOLEAN Started; + BOOLEAN Ipv6Available; + BOOLEAN Ipv6Supported; + BOOLEAN UsingIpv6; + BOOLEAN BisSupported; + BOOLEAN BisDetected; + BOOLEAN AutoArp; + BOOLEAN SendGUID; + BOOLEAN DhcpDiscoverValid; + BOOLEAN DhcpAckReceived; + BOOLEAN ProxyOfferReceived; + BOOLEAN PxeDiscoverValid; + BOOLEAN PxeReplyReceived; + BOOLEAN PxeBisReplyReceived; + BOOLEAN IcmpErrorReceived; + BOOLEAN TftpErrorReceived; + BOOLEAN MakeCallbacks; + UINT8 TTL; + UINT8 ToS; + EFI_IP_ADDRESS StationIp; + EFI_IP_ADDRESS SubnetMask; + EFI_PXE_BASE_CODE_PACKET DhcpDiscover; + EFI_PXE_BASE_CODE_PACKET DhcpAck; + EFI_PXE_BASE_CODE_PACKET ProxyOffer; + EFI_PXE_BASE_CODE_PACKET PxeDiscover; + EFI_PXE_BASE_CODE_PACKET PxeReply; + EFI_PXE_BASE_CODE_PACKET PxeBisReply; + EFI_PXE_BASE_CODE_IP_FILTER IpFilter; + UINT32 ArpCacheEntries; + EFI_PXE_BASE_CODE_ARP_ENTRY ArpCache[EFI_PXE_BASE_CODE_MAX_ARP_ENTRIES]; + UINT32 RouteTableEntries; + EFI_PXE_BASE_CODE_ROUTE_ENTRY RouteTable[EFI_PXE_BASE_CODE_MAX_ROUTE_ENTRIES]; + EFI_PXE_BASE_CODE_ICMP_ERROR IcmpError; + EFI_PXE_BASE_CODE_TFTP_ERROR TftpError; +} EFI_PXE_BASE_CODE_MODE; + +// +// PXE Base Code Interface Function definitions +// + +/** + Enables the use of the PXE Base Code Protocol functions. + + This function enables the use of the PXE Base Code Protocol functions. If the + Started field of the EFI_PXE_BASE_CODE_MODE structure is already TRUE, then + EFI_ALREADY_STARTED will be returned. If UseIpv6 is TRUE, then IPv6 formatted + addresses will be used in this session. If UseIpv6 is FALSE, then IPv4 formatted + addresses will be used in this session. If UseIpv6 is TRUE, and the Ipv6Supported + field of the EFI_PXE_BASE_CODE_MODE structure is FALSE, then EFI_UNSUPPORTED will + be returned. If there is not enough memory or other resources to start the PXE + Base Code Protocol, then EFI_OUT_OF_RESOURCES will be returned. Otherwise, the + PXE Base Code Protocol will be started, and all of the fields of the EFI_PXE_BASE_CODE_MODE + structure will be initialized as follows: + StartedSet to TRUE. + Ipv6SupportedUnchanged. + Ipv6AvailableUnchanged. + UsingIpv6Set to UseIpv6. + BisSupportedUnchanged. + BisDetectedUnchanged. + AutoArpSet to TRUE. + SendGUIDSet to FALSE. + TTLSet to DEFAULT_TTL. + ToSSet to DEFAULT_ToS. + DhcpCompletedSet to FALSE. + ProxyOfferReceivedSet to FALSE. + StationIpSet to an address of all zeros. + SubnetMaskSet to a subnet mask of all zeros. + DhcpDiscoverZero-filled. + DhcpAckZero-filled. + ProxyOfferZero-filled. + PxeDiscoverValidSet to FALSE. + PxeDiscoverZero-filled. + PxeReplyValidSet to FALSE. + PxeReplyZero-filled. + PxeBisReplyValidSet to FALSE. + PxeBisReplyZero-filled. + IpFilterSet the Filters field to 0 and the IpCnt field to 0. + ArpCacheEntriesSet to 0. + ArpCacheZero-filled. + RouteTableEntriesSet to 0. + RouteTableZero-filled. + IcmpErrorReceivedSet to FALSE. + IcmpErrorZero-filled. + TftpErroReceivedSet to FALSE. + TftpErrorZero-filled. + MakeCallbacksSet to TRUE if the PXE Base Code Callback Protocol is available. + Set to FALSE if the PXE Base Code Callback Protocol is not available. + + @param This The pointer to the EFI_PXE_BASE_CODE_PROTOCOL instance. + @param UseIpv6 Specifies the type of IP addresses that are to be used during the session + that is being started. Set to TRUE for IPv6 addresses, and FALSE for + IPv4 addresses. + + @retval EFI_SUCCESS The PXE Base Code Protocol was started. + @retval EFI_DEVICE_ERROR The network device encountered an error during this oper + @retval EFI_UNSUPPORTED UseIpv6 is TRUE, but the Ipv6Supported field of the + EFI_PXE_BASE_CODE_MODE structure is FALSE. + @retval EFI_ALREADY_STARTED The PXE Base Code Protocol is already in the started state. + @retval EFI_INVALID_PARAMETER The This parameter is NULL or does not point to a valid + EFI_PXE_BASE_CODE_PROTOCOL structure. + @retval EFI_OUT_OF_RESOURCES Could not allocate enough memory or other resources to start the + PXE Base Code Protocol. + +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_PXE_BASE_CODE_START)( + IN EFI_PXE_BASE_CODE_PROTOCOL *This, + IN BOOLEAN UseIpv6 + ); + +/** + Disables the use of the PXE Base Code Protocol functions. + + This function stops all activity on the network device. All the resources allocated + in Start() are released, the Started field of the EFI_PXE_BASE_CODE_MODE structure is + set to FALSE and EFI_SUCCESS is returned. If the Started field of the EFI_PXE_BASE_CODE_MODE + structure is already FALSE, then EFI_NOT_STARTED will be returned. + + @param This The pointer to the EFI_PXE_BASE_CODE_PROTOCOL instance. + + @retval EFI_SUCCESS The PXE Base Code Protocol was stopped. + @retval EFI_NOT_STARTED The PXE Base Code Protocol is already in the stopped state. + @retval EFI_INVALID_PARAMETER The This parameter is NULL or does not point to a valid + EFI_PXE_BASE_CODE_PROTOCOL structure. + @retval EFI_DEVICE_ERROR The network device encountered an error during this operation. + +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_PXE_BASE_CODE_STOP)( + IN EFI_PXE_BASE_CODE_PROTOCOL *This + ); + +/** + Attempts to complete a DHCPv4 D.O.R.A. (discover / offer / request / acknowledge) or DHCPv6 + S.A.R.R (solicit / advertise / request / reply) sequence. + + This function attempts to complete the DHCP sequence. If this sequence is completed, + then EFI_SUCCESS is returned, and the DhcpCompleted, ProxyOfferReceived, StationIp, + SubnetMask, DhcpDiscover, DhcpAck, and ProxyOffer fields of the EFI_PXE_BASE_CODE_MODE + structure are filled in. + If SortOffers is TRUE, then the cached DHCP offer packets will be sorted before + they are tried. If SortOffers is FALSE, then the cached DHCP offer packets will + be tried in the order in which they are received. Please see the Preboot Execution + Environment (PXE) Specification for additional details on the implementation of DHCP. + This function can take at least 31 seconds to timeout and return control to the + caller. If the DHCP sequence does not complete, then EFI_TIMEOUT will be returned. + If the Callback Protocol does not return EFI_PXE_BASE_CODE_CALLBACK_STATUS_CONTINUE, + then the DHCP sequence will be stopped and EFI_ABORTED will be returned. + + @param This The pointer to the EFI_PXE_BASE_CODE_PROTOCOL instance. + @param SortOffers TRUE if the offers received should be sorted. Set to FALSE to try the + offers in the order that they are received. + + @retval EFI_SUCCESS Valid DHCP has completed. + @retval EFI_NOT_STARTED The PXE Base Code Protocol is in the stopped state. + @retval EFI_INVALID_PARAMETER The This parameter is NULL or does not point to a valid + EFI_PXE_BASE_CODE_PROTOCOL structure. + @retval EFI_DEVICE_ERROR The network device encountered an error during this operation. + @retval EFI_OUT_OF_RESOURCES Could not allocate enough memory to complete the DHCP Protocol. + @retval EFI_ABORTED The callback function aborted the DHCP Protocol. + @retval EFI_TIMEOUT The DHCP Protocol timed out. + @retval EFI_ICMP_ERROR An ICMP error packet was received during the DHCP session. + @retval EFI_NO_RESPONSE Valid PXE offer was not received. + +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_PXE_BASE_CODE_DHCP)( + IN EFI_PXE_BASE_CODE_PROTOCOL *This, + IN BOOLEAN SortOffers + ); + +/** + Attempts to complete the PXE Boot Server and/or boot image discovery sequence. + + This function attempts to complete the PXE Boot Server and/or boot image discovery + sequence. If this sequence is completed, then EFI_SUCCESS is returned, and the + PxeDiscoverValid, PxeDiscover, PxeReplyReceived, and PxeReply fields of the + EFI_PXE_BASE_CODE_MODE structure are filled in. If UseBis is TRUE, then the + PxeBisReplyReceived and PxeBisReply fields of the EFI_PXE_BASE_CODE_MODE structure + will also be filled in. If UseBis is FALSE, then PxeBisReplyValid will be set to FALSE. + In the structure referenced by parameter Info, the PXE Boot Server list, SrvList[], + has two uses: It is the Boot Server IP address list used for unicast discovery + (if the UseUCast field is TRUE), and it is the list used for Boot Server verification + (if the MustUseList field is TRUE). Also, if the MustUseList field in that structure + is TRUE and the AcceptAnyResponse field in the SrvList[] array is TRUE, any Boot + Server reply of that type will be accepted. If the AcceptAnyResponse field is + FALSE, only responses from Boot Servers with matching IP addresses will be accepted. + This function can take at least 10 seconds to timeout and return control to the + caller. If the Discovery sequence does not complete, then EFI_TIMEOUT will be + returned. Please see the Preboot Execution Environment (PXE) Specification for + additional details on the implementation of the Discovery sequence. + If the Callback Protocol does not return EFI_PXE_BASE_CODE_CALLBACK_STATUS_CONTINUE, + then the Discovery sequence is stopped and EFI_ABORTED will be returned. + + @param This The pointer to the EFI_PXE_BASE_CODE_PROTOCOL instance. + @param Type The type of bootstrap to perform. + @param Layer The pointer to the boot server layer number to discover, which must be + PXE_BOOT_LAYER_INITIAL when a new server type is being + discovered. + @param UseBis TRUE if Boot Integrity Services are to be used. FALSE otherwise. + @param Info The pointer to a data structure that contains additional information on the + type of discovery operation that is to be performed. + + @retval EFI_SUCCESS The Discovery sequence has been completed. + @retval EFI_NOT_STARTED The PXE Base Code Protocol is in the stopped state. + @retval EFI_INVALID_PARAMETER One or more parameters are invalid. + @retval EFI_DEVICE_ERROR The network device encountered an error during this operation. + @retval EFI_OUT_OF_RESOURCES Could not allocate enough memory to complete Discovery. + @retval EFI_ABORTED The callback function aborted the Discovery sequence. + @retval EFI_TIMEOUT The Discovery sequence timed out. + @retval EFI_ICMP_ERROR An ICMP error packet was received during the PXE discovery + session. + +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_PXE_BASE_CODE_DISCOVER)( + IN EFI_PXE_BASE_CODE_PROTOCOL *This, + IN UINT16 Type, + IN UINT16 *Layer, + IN BOOLEAN UseBis, + IN EFI_PXE_BASE_CODE_DISCOVER_INFO *Info OPTIONAL + ); + +/** + Used to perform TFTP and MTFTP services. + + This function is used to perform TFTP and MTFTP services. This includes the + TFTP operations to get the size of a file, read a directory, read a file, and + write a file. It also includes the MTFTP operations to get the size of a file, + read a directory, and read a file. The type of operation is specified by Operation. + If the callback function that is invoked during the TFTP/MTFTP operation does + not return EFI_PXE_BASE_CODE_CALLBACK_STATUS_CONTINUE, then EFI_ABORTED will + be returned. + For read operations, the return data will be placed in the buffer specified by + BufferPtr. If BufferSize is too small to contain the entire downloaded file, + then EFI_BUFFER_TOO_SMALL will be returned and BufferSize will be set to zero + or the size of the requested file (the size of the requested file is only returned + if the TFTP server supports TFTP options). If BufferSize is large enough for the + read operation, then BufferSize will be set to the size of the downloaded file, + and EFI_SUCCESS will be returned. Applications using the PxeBc.Mtftp() services + should use the get-file-size operations to determine the size of the downloaded + file prior to using the read-file operations--especially when downloading large + (greater than 64 MB) files--instead of making two calls to the read-file operation. + Following this recommendation will save time if the file is larger than expected + and the TFTP server does not support TFTP option extensions. Without TFTP option + extension support, the client has to download the entire file, counting and discarding + the received packets, to determine the file size. + For write operations, the data to be sent is in the buffer specified by BufferPtr. + BufferSize specifies the number of bytes to send. If the write operation completes + successfully, then EFI_SUCCESS will be returned. + For TFTP "get file size" operations, the size of the requested file or directory + is returned in BufferSize, and EFI_SUCCESS will be returned. If the TFTP server + does not support options, the file will be downloaded into a bit bucket and the + length of the downloaded file will be returned. For MTFTP "get file size" operations, + if the MTFTP server does not support the "get file size" option, EFI_UNSUPPORTED + will be returned. + This function can take up to 10 seconds to timeout and return control to the caller. + If the TFTP sequence does not complete, EFI_TIMEOUT will be returned. + If the Callback Protocol does not return EFI_PXE_BASE_CODE_CALLBACK_STATUS_CONTINUE, + then the TFTP sequence is stopped and EFI_ABORTED will be returned. + The format of the data returned from a TFTP read directory operation is a null-terminated + filename followed by a null-terminated information string, of the form + "size year-month-day hour:minute:second" (i.e. %d %d-%d-%d %d:%d:%f - note that + the seconds field can be a decimal number), where the date and time are UTC. For + an MTFTP read directory command, there is additionally a null-terminated multicast + IP address preceding the filename of the form %d.%d.%d.%d for IP v4. The final + entry is itself null-terminated, so that the final information string is terminated + with two null octets. + + @param This The pointer to the EFI_PXE_BASE_CODE_PROTOCOL instance. + @param Operation The type of operation to perform. + @param BufferPtr A pointer to the data buffer. + @param Overwrite Only used on write file operations. TRUE if a file on a remote server can + be overwritten. + @param BufferSize For get-file-size operations, *BufferSize returns the size of the + requested file. + @param BlockSize The requested block size to be used during a TFTP transfer. + @param ServerIp The TFTP / MTFTP server IP address. + @param Filename A Null-terminated ASCII string that specifies a directory name or a file + name. + @param Info The pointer to the MTFTP information. + @param DontUseBuffer Set to FALSE for normal TFTP and MTFTP read file operation. + + @retval EFI_SUCCESS The TFTP/MTFTP operation was completed. + @retval EFI_NOT_STARTED The PXE Base Code Protocol is in the stopped state. + @retval EFI_INVALID_PARAMETER One or more parameters are invalid. + @retval EFI_DEVICE_ERROR The network device encountered an error during this operation. + @retval EFI_BUFFER_TOO_SMALL The buffer is not large enough to complete the read operation. + @retval EFI_ABORTED The callback function aborted the TFTP/MTFTP operation. + @retval EFI_TIMEOUT The TFTP/MTFTP operation timed out. + @retval EFI_ICMP_ERROR An ICMP error packet was received during the MTFTP session. + @retval EFI_TFTP_ERROR A TFTP error packet was received during the MTFTP session. + +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_PXE_BASE_CODE_MTFTP)( + IN EFI_PXE_BASE_CODE_PROTOCOL *This, + IN EFI_PXE_BASE_CODE_TFTP_OPCODE Operation, + IN OUT VOID *BufferPtr OPTIONAL, + IN BOOLEAN Overwrite, + IN OUT UINT64 *BufferSize, + IN UINTN *BlockSize OPTIONAL, + IN EFI_IP_ADDRESS *ServerIp, + IN UINT8 *Filename OPTIONAL, + IN EFI_PXE_BASE_CODE_MTFTP_INFO *Info OPTIONAL, + IN BOOLEAN DontUseBuffer + ); + +/** + Writes a UDP packet to the network interface. + + This function writes a UDP packet specified by the (optional HeaderPtr and) + BufferPtr parameters to the network interface. The UDP header is automatically + built by this routine. It uses the parameters OpFlags, DestIp, DestPort, GatewayIp, + SrcIp, and SrcPort to build this header. If the packet is successfully built and + transmitted through the network interface, then EFI_SUCCESS will be returned. + If a timeout occurs during the transmission of the packet, then EFI_TIMEOUT will + be returned. If an ICMP error occurs during the transmission of the packet, then + the IcmpErrorReceived field is set to TRUE, the IcmpError field is filled in and + EFI_ICMP_ERROR will be returned. If the Callback Protocol does not return + EFI_PXE_BASE_CODE_CALLBACK_STATUS_CONTINUE, then EFI_ABORTED will be returned. + + @param This The pointer to the EFI_PXE_BASE_CODE_PROTOCOL instance. + @param OpFlags The UDP operation flags. + @param DestIp The destination IP address. + @param DestPort The destination UDP port number. + @param GatewayIp The gateway IP address. + @param SrcIp The source IP address. + @param SrcPort The source UDP port number. + @param HeaderSize An optional field which may be set to the length of a header at + HeaderPtr to be prefixed to the data at BufferPtr. + @param HeaderPtr If HeaderSize is not NULL, a pointer to a header to be prefixed to the + data at BufferPtr. + @param BufferSize A pointer to the size of the data at BufferPtr. + @param BufferPtr A pointer to the data to be written. + + @retval EFI_SUCCESS The UDP Write operation was completed. + @retval EFI_NOT_STARTED The PXE Base Code Protocol is in the stopped state. + @retval EFI_INVALID_PARAMETER One or more parameters are invalid. + @retval EFI_BAD_BUFFER_SIZE The buffer is too long to be transmitted. + @retval EFI_ABORTED The callback function aborted the UDP Write operation. + @retval EFI_TIMEOUT The UDP Write operation timed out. + @retval EFI_ICMP_ERROR An ICMP error packet was received during the UDP write session. + +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_PXE_BASE_CODE_UDP_WRITE)( + IN EFI_PXE_BASE_CODE_PROTOCOL *This, + IN UINT16 OpFlags, + IN EFI_IP_ADDRESS *DestIp, + IN EFI_PXE_BASE_CODE_UDP_PORT *DestPort, + IN EFI_IP_ADDRESS *GatewayIp, OPTIONAL + IN EFI_IP_ADDRESS *SrcIp, OPTIONAL + IN OUT EFI_PXE_BASE_CODE_UDP_PORT *SrcPort, OPTIONAL + IN UINTN *HeaderSize, OPTIONAL + IN VOID *HeaderPtr, OPTIONAL + IN UINTN *BufferSize, + IN VOID *BufferPtr + ); + +/** + Reads a UDP packet from the network interface. + + This function reads a UDP packet from a network interface. The data contents + are returned in (the optional HeaderPtr and) BufferPtr, and the size of the + buffer received is returned in BufferSize. If the input BufferSize is smaller + than the UDP packet received (less optional HeaderSize), it will be set to the + required size, and EFI_BUFFER_TOO_SMALL will be returned. In this case, the + contents of BufferPtr are undefined, and the packet is lost. If a UDP packet is + successfully received, then EFI_SUCCESS will be returned, and the information + from the UDP header will be returned in DestIp, DestPort, SrcIp, and SrcPort if + they are not NULL. + Depending on the values of OpFlags and the DestIp, DestPort, SrcIp, and SrcPort + input values, different types of UDP packet receive filtering will be performed. + The following tables summarize these receive filter operations. + + @param This The pointer to the EFI_PXE_BASE_CODE_PROTOCOL instance. + @param OpFlags The UDP operation flags. + @param DestIp The destination IP address. + @param DestPort The destination UDP port number. + @param SrcIp The source IP address. + @param SrcPort The source UDP port number. + @param HeaderSize An optional field which may be set to the length of a header at + HeaderPtr to be prefixed to the data at BufferPtr. + @param HeaderPtr If HeaderSize is not NULL, a pointer to a header to be prefixed to the + data at BufferPtr. + @param BufferSize A pointer to the size of the data at BufferPtr. + @param BufferPtr A pointer to the data to be read. + + @retval EFI_SUCCESS The UDP Read operation was completed. + @retval EFI_NOT_STARTED The PXE Base Code Protocol is in the stopped state. + @retval EFI_INVALID_PARAMETER One or more parameters are invalid. + @retval EFI_DEVICE_ERROR The network device encountered an error during this operation. + @retval EFI_BUFFER_TOO_SMALL The packet is larger than Buffer can hold. + @retval EFI_ABORTED The callback function aborted the UDP Read operation. + @retval EFI_TIMEOUT The UDP Read operation timed out. + +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_PXE_BASE_CODE_UDP_READ)( + IN EFI_PXE_BASE_CODE_PROTOCOL *This, + IN UINT16 OpFlags, + IN OUT EFI_IP_ADDRESS *DestIp, OPTIONAL + IN OUT EFI_PXE_BASE_CODE_UDP_PORT *DestPort, OPTIONAL + IN OUT EFI_IP_ADDRESS *SrcIp, OPTIONAL + IN OUT EFI_PXE_BASE_CODE_UDP_PORT *SrcPort, OPTIONAL + IN UINTN *HeaderSize, OPTIONAL + IN VOID *HeaderPtr, OPTIONAL + IN OUT UINTN *BufferSize, + IN VOID *BufferPtr + ); + +/** + Updates the IP receive filters of a network device and enables software filtering. + + The NewFilter field is used to modify the network device's current IP receive + filter settings and to enable a software filter. This function updates the IpFilter + field of the EFI_PXE_BASE_CODE_MODE structure with the contents of NewIpFilter. + The software filter is used when the USE_FILTER in OpFlags is set to UdpRead(). + The current hardware filter remains in effect no matter what the settings of OpFlags + are, so that the meaning of ANY_DEST_IP set in OpFlags to UdpRead() is from those + packets whose reception is enabled in hardware - physical NIC address (unicast), + broadcast address, logical address or addresses (multicast), or all (promiscuous). + UdpRead() does not modify the IP filter settings. + Dhcp(), Discover(), and Mtftp() set the IP filter, and return with the IP receive + filter list emptied and the filter set to EFI_PXE_BASE_CODE_IP_FILTER_STATION_IP. + If an application or driver wishes to preserve the IP receive filter settings, + it will have to preserve the IP receive filter settings before these calls, and + use SetIpFilter() to restore them after the calls. If incompatible filtering is + requested (for example, PROMISCUOUS with anything else), or if the device does not + support a requested filter setting and it cannot be accommodated in software + (for example, PROMISCUOUS not supported), EFI_INVALID_PARAMETER will be returned. + The IPlist field is used to enable IPs other than the StationIP. They may be + multicast or unicast. If IPcnt is set as well as EFI_PXE_BASE_CODE_IP_FILTER_STATION_IP, + then both the StationIP and the IPs from the IPlist will be used. + + @param This The pointer to the EFI_PXE_BASE_CODE_PROTOCOL instance. + @param NewFilter The pointer to the new set of IP receive filters. + + @retval EFI_SUCCESS The IP receive filter settings were updated. + @retval EFI_NOT_STARTED The PXE Base Code Protocol is in the stopped state. + @retval EFI_INVALID_PARAMETER One or more parameters are invalid. + +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_PXE_BASE_CODE_SET_IP_FILTER)( + IN EFI_PXE_BASE_CODE_PROTOCOL *This, + IN EFI_PXE_BASE_CODE_IP_FILTER *NewFilter + ); + +/** + Uses the ARP protocol to resolve a MAC address. + + This function uses the ARP protocol to resolve a MAC address. The UsingIpv6 field + of the EFI_PXE_BASE_CODE_MODE structure is used to determine if IPv4 or IPv6 + addresses are being used. The IP address specified by IpAddr is used to resolve + a MAC address. If the ARP protocol succeeds in resolving the specified address, + then the ArpCacheEntries and ArpCache fields of the EFI_PXE_BASE_CODE_MODE structure + are updated, and EFI_SUCCESS is returned. If MacAddr is not NULL, the resolved + MAC address is placed there as well. + If the PXE Base Code protocol is in the stopped state, then EFI_NOT_STARTED is + returned. If the ARP protocol encounters a timeout condition while attempting + to resolve an address, then EFI_TIMEOUT is returned. If the Callback Protocol + does not return EFI_PXE_BASE_CODE_CALLBACK_STATUS_CONTINUE, then EFI_ABORTED is + returned. + + @param This The pointer to the EFI_PXE_BASE_CODE_PROTOCOL instance. + @param IpAddr The pointer to the IP address that is used to resolve a MAC address. + @param MacAddr If not NULL, a pointer to the MAC address that was resolved with the + ARP protocol. + + @retval EFI_SUCCESS The IP or MAC address was resolved. + @retval EFI_NOT_STARTED The PXE Base Code Protocol is in the stopped state. + @retval EFI_INVALID_PARAMETER One or more parameters are invalid. + @retval EFI_DEVICE_ERROR The network device encountered an error during this operation. + @retval EFI_ABORTED The callback function aborted the ARP Protocol. + @retval EFI_TIMEOUT The ARP Protocol encountered a timeout condition. + +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_PXE_BASE_CODE_ARP)( + IN EFI_PXE_BASE_CODE_PROTOCOL *This, + IN EFI_IP_ADDRESS *IpAddr, + IN EFI_MAC_ADDRESS *MacAddr OPTIONAL + ); + +/** + Updates the parameters that affect the operation of the PXE Base Code Protocol. + + This function sets parameters that affect the operation of the PXE Base Code Protocol. + The parameter specified by NewAutoArp is used to control the generation of ARP + protocol packets. If NewAutoArp is TRUE, then ARP Protocol packets will be generated + as required by the PXE Base Code Protocol. If NewAutoArp is FALSE, then no ARP + Protocol packets will be generated. In this case, the only mappings that are + available are those stored in the ArpCache of the EFI_PXE_BASE_CODE_MODE structure. + If there are not enough mappings in the ArpCache to perform a PXE Base Code Protocol + service, then the service will fail. This function updates the AutoArp field of + the EFI_PXE_BASE_CODE_MODE structure to NewAutoArp. + The SetParameters() call must be invoked after a Callback Protocol is installed + to enable the use of callbacks. + + @param This The pointer to the EFI_PXE_BASE_CODE_PROTOCOL instance. + @param NewAutoArp If not NULL, a pointer to a value that specifies whether to replace the + current value of AutoARP. + @param NewSendGUID If not NULL, a pointer to a value that specifies whether to replace the + current value of SendGUID. + @param NewTTL If not NULL, a pointer to be used in place of the current value of TTL, + the "time to live" field of the IP header. + @param NewToS If not NULL, a pointer to be used in place of the current value of ToS, + the "type of service" field of the IP header. + @param NewMakeCallback If not NULL, a pointer to a value that specifies whether to replace the + current value of the MakeCallback field of the Mode structure. + + @retval EFI_SUCCESS The new parameters values were updated. + @retval EFI_NOT_STARTED The PXE Base Code Protocol is in the stopped state. + @retval EFI_INVALID_PARAMETER One or more parameters are invalid. + +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_PXE_BASE_CODE_SET_PARAMETERS)( + IN EFI_PXE_BASE_CODE_PROTOCOL *This, + IN BOOLEAN *NewAutoArp, OPTIONAL + IN BOOLEAN *NewSendGUID, OPTIONAL + IN UINT8 *NewTTL, OPTIONAL + IN UINT8 *NewToS, OPTIONAL + IN BOOLEAN *NewMakeCallback OPTIONAL + ); + +/** + Updates the station IP address and/or subnet mask values of a network device. + + This function updates the station IP address and/or subnet mask values of a network + device. + The NewStationIp field is used to modify the network device's current IP address. + If NewStationIP is NULL, then the current IP address will not be modified. Otherwise, + this function updates the StationIp field of the EFI_PXE_BASE_CODE_MODE structure + with NewStationIp. + The NewSubnetMask field is used to modify the network device's current subnet + mask. If NewSubnetMask is NULL, then the current subnet mask will not be modified. + Otherwise, this function updates the SubnetMask field of the EFI_PXE_BASE_CODE_MODE + structure with NewSubnetMask. + + @param This The pointer to the EFI_PXE_BASE_CODE_PROTOCOL instance. + @param NewStationIp The pointer to the new IP address to be used by the network device. + @param NewSubnetMask The pointer to the new subnet mask to be used by the network device. + + @retval EFI_SUCCESS The new station IP address and/or subnet mask were updated. + @retval EFI_NOT_STARTED The PXE Base Code Protocol is in the stopped state. + @retval EFI_INVALID_PARAMETER One or more parameters are invalid. + +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_PXE_BASE_CODE_SET_STATION_IP)( + IN EFI_PXE_BASE_CODE_PROTOCOL *This, + IN EFI_IP_ADDRESS *NewStationIp, OPTIONAL + IN EFI_IP_ADDRESS *NewSubnetMask OPTIONAL + ); + +/** + Updates the contents of the cached DHCP and Discover packets. + + The pointers to the new packets are used to update the contents of the cached + packets in the EFI_PXE_BASE_CODE_MODE structure. + + @param This The pointer to the EFI_PXE_BASE_CODE_PROTOCOL instance. + @param NewDhcpDiscoverValid The pointer to a value that will replace the current + DhcpDiscoverValid field. + @param NewDhcpAckReceived The pointer to a value that will replace the current + DhcpAckReceived field. + @param NewProxyOfferReceived The pointer to a value that will replace the current + ProxyOfferReceived field. + @param NewPxeDiscoverValid The pointer to a value that will replace the current + ProxyOfferReceived field. + @param NewPxeReplyReceived The pointer to a value that will replace the current + PxeReplyReceived field. + @param NewPxeBisReplyReceived The pointer to a value that will replace the current + PxeBisReplyReceived field. + @param NewDhcpDiscover The pointer to the new cached DHCP Discover packet contents. + @param NewDhcpAck The pointer to the new cached DHCP Ack packet contents. + @param NewProxyOffer The pointer to the new cached Proxy Offer packet contents. + @param NewPxeDiscover The pointer to the new cached PXE Discover packet contents. + @param NewPxeReply The pointer to the new cached PXE Reply packet contents. + @param NewPxeBisReply The pointer to the new cached PXE BIS Reply packet contents. + + @retval EFI_SUCCESS The cached packet contents were updated. + @retval EFI_NOT_STARTED The PXE Base Code Protocol is in the stopped state. + @retval EFI_INVALID_PARAMETER This is NULL or not point to a valid EFI_PXE_BASE_CODE_PROTOCOL structure. + +**/ +typedef +EFI_STATUS +(EFIAPI *EFI_PXE_BASE_CODE_SET_PACKETS)( + IN EFI_PXE_BASE_CODE_PROTOCOL *This, + BOOLEAN *NewDhcpDiscoverValid, OPTIONAL + BOOLEAN *NewDhcpAckReceived, OPTIONAL + BOOLEAN *NewProxyOfferReceived, OPTIONAL + BOOLEAN *NewPxeDiscoverValid, OPTIONAL + BOOLEAN *NewPxeReplyReceived, OPTIONAL + BOOLEAN *NewPxeBisReplyReceived, OPTIONAL + IN EFI_PXE_BASE_CODE_PACKET *NewDhcpDiscover, OPTIONAL + IN EFI_PXE_BASE_CODE_PACKET *NewDhcpAck, OPTIONAL + IN EFI_PXE_BASE_CODE_PACKET *NewProxyOffer, OPTIONAL + IN EFI_PXE_BASE_CODE_PACKET *NewPxeDiscover, OPTIONAL + IN EFI_PXE_BASE_CODE_PACKET *NewPxeReply, OPTIONAL + IN EFI_PXE_BASE_CODE_PACKET *NewPxeBisReply OPTIONAL + ); + +// +// PXE Base Code Protocol structure +// +#define EFI_PXE_BASE_CODE_PROTOCOL_REVISION 0x00010000 + +// +// Revision defined in EFI1.1 +// +#define EFI_PXE_BASE_CODE_INTERFACE_REVISION EFI_PXE_BASE_CODE_PROTOCOL_REVISION + +/// +/// The EFI_PXE_BASE_CODE_PROTOCOL is used to control PXE-compatible devices. +/// An EFI_PXE_BASE_CODE_PROTOCOL will be layered on top of an +/// EFI_MANAGED_NETWORK_PROTOCOL protocol in order to perform packet level transactions. +/// The EFI_PXE_BASE_CODE_PROTOCOL handle also supports the +/// EFI_LOAD_FILE_PROTOCOL protocol. This provides a clean way to obtain control from the +/// boot manager if the boot path is from the remote device. +/// +struct _EFI_PXE_BASE_CODE_PROTOCOL { + /// + /// The revision of the EFI_PXE_BASE_CODE_PROTOCOL. All future revisions must + /// be backwards compatible. If a future version is not backwards compatible + /// it is not the same GUID. + /// + UINT64 Revision; + EFI_PXE_BASE_CODE_START Start; + EFI_PXE_BASE_CODE_STOP Stop; + EFI_PXE_BASE_CODE_DHCP Dhcp; + EFI_PXE_BASE_CODE_DISCOVER Discover; + EFI_PXE_BASE_CODE_MTFTP Mtftp; + EFI_PXE_BASE_CODE_UDP_WRITE UdpWrite; + EFI_PXE_BASE_CODE_UDP_READ UdpRead; + EFI_PXE_BASE_CODE_SET_IP_FILTER SetIpFilter; + EFI_PXE_BASE_CODE_ARP Arp; + EFI_PXE_BASE_CODE_SET_PARAMETERS SetParameters; + EFI_PXE_BASE_CODE_SET_STATION_IP SetStationIp; + EFI_PXE_BASE_CODE_SET_PACKETS SetPackets; + /// + /// The pointer to the EFI_PXE_BASE_CODE_MODE data for this device. + /// + EFI_PXE_BASE_CODE_MODE *Mode; +}; + +extern EFI_GUID gEfiPxeBaseCodeProtocolGuid; + +#endif |