https://bugzilla.tianocore.org/show_bug.cgi?id=1373 Replace BSD 2-Clause License with BSD+Patent License. This change is based on the following emails: https://lists.01.org/pipermail/edk2-devel/2019-February/036260.html https://lists.01.org/pipermail/edk2-devel/2018-October/030385.html RFCs with detailed process for the license change: V3: https://lists.01.org/pipermail/edk2-devel/2019-March/038116.html V2: https://lists.01.org/pipermail/edk2-devel/2019-March/037669.html V1: https://lists.01.org/pipermail/edk2-devel/2019-March/037500.html Contributed-under: TianoCore Contribution Agreement 1.1 Signed-off-by: Michael D Kinney <michael.d.kinney@intel.com> Reviewed-by: Siyuan Fu <siyuan.fu@intel.com>
		
			
				
	
	
		
			307 lines
		
	
	
		
			14 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			307 lines
		
	
	
		
			14 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/** @file
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  Header file of Miscellaneous Routines for TlsDxe driver.
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Copyright (c) 2016 - 2018, Intel Corporation. All rights reserved.<BR>
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SPDX-License-Identifier: BSD-2-Clause-Patent
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**/
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#ifndef __EFI_TLS_IMPL_H__
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#define __EFI_TLS_IMPL_H__
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//
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// Libraries
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//
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#include <Library/UefiBootServicesTableLib.h>
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#include <Library/MemoryAllocationLib.h>
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#include <Library/BaseMemoryLib.h>
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#include <Library/BaseLib.h>
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#include <Library/UefiLib.h>
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#include <Library/DebugLib.h>
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#include <Library/NetLib.h>
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#include <Library/BaseCryptLib.h>
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#include <Library/TlsLib.h>
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//
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// Consumed Protocols
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//
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#include <Protocol/Tls.h>
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#include <Protocol/TlsConfig.h>
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#include <IndustryStandard/Tls1.h>
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#include "TlsDriver.h"
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//
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// Protocol instances
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//
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extern EFI_SERVICE_BINDING_PROTOCOL    mTlsServiceBinding;
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extern EFI_TLS_PROTOCOL                mTlsProtocol;
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extern EFI_TLS_CONFIGURATION_PROTOCOL  mTlsConfigurationProtocol;
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/**
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  Encrypt the message listed in fragment.
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  @param[in]       TlsInstance    The pointer to the TLS instance.
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  @param[in, out]  FragmentTable  Pointer to a list of fragment.
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                                  On input these fragments contain the TLS header and
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                                  plain text TLS payload;
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                                  On output these fragments contain the TLS header and
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                                  cipher text TLS payload.
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  @param[in]       FragmentCount  Number of fragment.
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  @retval EFI_SUCCESS             The operation completed successfully.
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  @retval EFI_OUT_OF_RESOURCES    Can't allocate memory resources.
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  @retval EFI_ABORTED             TLS session state is incorrect.
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  @retval Others                  Other errors as indicated.
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**/
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EFI_STATUS
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TlsEncryptPacket (
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  IN     TLS_INSTANCE                  *TlsInstance,
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  IN OUT EFI_TLS_FRAGMENT_DATA         **FragmentTable,
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  IN     UINT32                        *FragmentCount
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  );
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/**
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  Decrypt the message listed in fragment.
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  @param[in]       TlsInstance    The pointer to the TLS instance.
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  @param[in, out]  FragmentTable  Pointer to a list of fragment.
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                                  On input these fragments contain the TLS header and
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                                  cipher text TLS payload;
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                                  On output these fragments contain the TLS header and
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                                  plain text TLS payload.
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  @param[in]       FragmentCount  Number of fragment.
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  @retval EFI_SUCCESS             The operation completed successfully.
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  @retval EFI_OUT_OF_RESOURCES    Can't allocate memory resources.
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  @retval EFI_ABORTED             TLS session state is incorrect.
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  @retval Others                  Other errors as indicated.
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**/
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EFI_STATUS
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TlsDecryptPacket (
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  IN     TLS_INSTANCE                  *TlsInstance,
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  IN OUT EFI_TLS_FRAGMENT_DATA         **FragmentTable,
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  IN     UINT32                        *FragmentCount
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  );
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/**
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  Set TLS session data.
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  The SetSessionData() function set data for a new TLS session. All session data should
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  be set before BuildResponsePacket() invoked.
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  @param[in]  This                Pointer to the EFI_TLS_PROTOCOL instance.
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  @param[in]  DataType            TLS session data type.
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  @param[in]  Data                Pointer to session data.
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  @param[in]  DataSize            Total size of session data.
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  @retval EFI_SUCCESS             The TLS session data is set successfully.
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  @retval EFI_INVALID_PARAMETER   One or more of the following conditions is TRUE:
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                                  This is NULL.
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                                  Data is NULL.
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                                  DataSize is 0.
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  @retval EFI_UNSUPPORTED         The DataType is unsupported.
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  @retval EFI_ACCESS_DENIED       If the DataType is one of below:
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                                  EfiTlsClientRandom
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                                  EfiTlsServerRandom
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                                  EfiTlsKeyMaterial
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  @retval EFI_NOT_READY           Current TLS session state is NOT
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                                  EfiTlsSessionStateNotStarted.
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  @retval EFI_OUT_OF_RESOURCES    Required system resources could not be allocated.
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**/
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EFI_STATUS
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EFIAPI
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TlsSetSessionData (
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  IN     EFI_TLS_PROTOCOL              *This,
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  IN     EFI_TLS_SESSION_DATA_TYPE     DataType,
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  IN     VOID                          *Data,
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  IN     UINTN                         DataSize
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  );
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/**
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  Get TLS session data.
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  The GetSessionData() function return the TLS session information.
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  @param[in]       This           Pointer to the EFI_TLS_PROTOCOL instance.
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  @param[in]       DataType       TLS session data type.
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  @param[in, out]  Data           Pointer to session data.
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  @param[in, out]  DataSize       Total size of session data. On input, it means
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                                  the size of Data buffer. On output, it means the size
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                                  of copied Data buffer if EFI_SUCCESS, and means the
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                                  size of desired Data buffer if EFI_BUFFER_TOO_SMALL.
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  @retval EFI_SUCCESS             The TLS session data is got successfully.
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  @retval EFI_INVALID_PARAMETER   One or more of the following conditions is TRUE:
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                                  This is NULL.
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                                  DataSize is NULL.
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                                  Data is NULL if *DataSize is not zero.
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  @retval EFI_UNSUPPORTED         The DataType is unsupported.
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  @retval EFI_NOT_FOUND           The TLS session data is not found.
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  @retval EFI_NOT_READY           The DataType is not ready in current session state.
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  @retval EFI_BUFFER_TOO_SMALL    The buffer is too small to hold the data.
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**/
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EFI_STATUS
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EFIAPI
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TlsGetSessionData (
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  IN     EFI_TLS_PROTOCOL              *This,
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  IN     EFI_TLS_SESSION_DATA_TYPE     DataType,
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  IN OUT VOID                          *Data,  OPTIONAL
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  IN OUT UINTN                         *DataSize
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  );
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/**
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  Build response packet according to TLS state machine. This function is only valid for
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  alert, handshake and change_cipher_spec content type.
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  The BuildResponsePacket() function builds TLS response packet in response to the TLS
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  request packet specified by RequestBuffer and RequestSize. If RequestBuffer is NULL and
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  RequestSize is 0, and TLS session status is EfiTlsSessionNotStarted, the TLS session
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  will be initiated and the response packet needs to be ClientHello. If RequestBuffer is
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  NULL and RequestSize is 0, and TLS session status is EfiTlsSessionClosing, the TLS
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  session will be closed and response packet needs to be CloseNotify. If RequestBuffer is
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  NULL and RequestSize is 0, and TLS session status is EfiTlsSessionError, the TLS
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  session has errors and the response packet needs to be Alert message based on error
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  type.
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  @param[in]       This           Pointer to the EFI_TLS_PROTOCOL instance.
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  @param[in]       RequestBuffer  Pointer to the most recently received TLS packet. NULL
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                                  means TLS need initiate the TLS session and response
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                                  packet need to be ClientHello.
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  @param[in]       RequestSize    Packet size in bytes for the most recently received TLS
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                                  packet. 0 is only valid when RequestBuffer is NULL.
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  @param[out]      Buffer         Pointer to the buffer to hold the built packet.
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  @param[in, out]  BufferSize     Pointer to the buffer size in bytes. On input, it is
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                                  the buffer size provided by the caller. On output, it
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                                  is the buffer size in fact needed to contain the
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                                  packet.
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  @retval EFI_SUCCESS             The required TLS packet is built successfully.
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  @retval EFI_INVALID_PARAMETER   One or more of the following conditions is TRUE:
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                                  This is NULL.
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                                  RequestBuffer is NULL but RequestSize is NOT 0.
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                                  RequestSize is 0 but RequestBuffer is NOT NULL.
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                                  BufferSize is NULL.
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                                  Buffer is NULL if *BufferSize is not zero.
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  @retval EFI_BUFFER_TOO_SMALL    BufferSize is too small to hold the response packet.
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  @retval EFI_NOT_READY           Current TLS session state is NOT ready to build
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                                  ResponsePacket.
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  @retval EFI_ABORTED             Something wrong build response packet.
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**/
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EFI_STATUS
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EFIAPI
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TlsBuildResponsePacket (
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  IN     EFI_TLS_PROTOCOL              *This,
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  IN     UINT8                         *RequestBuffer, OPTIONAL
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  IN     UINTN                         RequestSize, OPTIONAL
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     OUT UINT8                         *Buffer, OPTIONAL
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  IN OUT UINTN                         *BufferSize
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  );
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/**
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  Decrypt or encrypt TLS packet during session. This function is only valid after
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  session connected and for application_data content type.
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  The ProcessPacket () function process each inbound or outbound TLS APP packet.
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  @param[in]       This           Pointer to the EFI_TLS_PROTOCOL instance.
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  @param[in, out]  FragmentTable  Pointer to a list of fragment. The caller will take
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                                  responsible to handle the original FragmentTable while
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                                  it may be reallocated in TLS driver. If CryptMode is
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                                  EfiTlsEncrypt, on input these fragments contain the TLS
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                                  header and plain text TLS APP payload; on output these
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                                  fragments contain the TLS header and cipher text TLS
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                                  APP payload. If CryptMode is EfiTlsDecrypt, on input
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                                  these fragments contain the TLS header and cipher text
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                                  TLS APP payload; on output these fragments contain the
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                                  TLS header and plain text TLS APP payload.
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  @param[in]       FragmentCount  Number of fragment.
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  @param[in]       CryptMode      Crypt mode.
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  @retval EFI_SUCCESS             The operation completed successfully.
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  @retval EFI_INVALID_PARAMETER   One or more of the following conditions is TRUE:
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                                  This is NULL.
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                                  FragmentTable is NULL.
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                                  FragmentCount is NULL.
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                                  CryptoMode is invalid.
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  @retval EFI_NOT_READY           Current TLS session state is NOT
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                                  EfiTlsSessionDataTransferring.
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  @retval EFI_ABORTED             Something wrong decryption the message. TLS session
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                                  status will become EfiTlsSessionError. The caller need
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                                  call BuildResponsePacket() to generate Error Alert
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                                  message and send it out.
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  @retval EFI_OUT_OF_RESOURCES    No enough resource to finish the operation.
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**/
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EFI_STATUS
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EFIAPI
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TlsProcessPacket (
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  IN     EFI_TLS_PROTOCOL              *This,
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  IN OUT EFI_TLS_FRAGMENT_DATA         **FragmentTable,
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  IN     UINT32                        *FragmentCount,
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  IN     EFI_TLS_CRYPT_MODE            CryptMode
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  );
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/**
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  Set TLS configuration data.
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  The SetData() function sets TLS configuration to non-volatile storage or volatile
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  storage.
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  @param[in]  This                Pointer to the EFI_TLS_CONFIGURATION_PROTOCOL instance.
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  @param[in]  DataType            Configuration data type.
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  @param[in]  Data                Pointer to configuration data.
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  @param[in]  DataSize            Total size of configuration data.
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  @retval EFI_SUCCESS             The TLS configuration data is set successfully.
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  @retval EFI_INVALID_PARAMETER   One or more of the following conditions is TRUE:
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                                  This is NULL.
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                                  Data is NULL.
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                                  DataSize is 0.
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  @retval EFI_UNSUPPORTED         The DataType is unsupported.
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  @retval EFI_OUT_OF_RESOURCES    Required system resources could not be allocated.
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**/
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EFI_STATUS
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EFIAPI
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TlsConfigurationSetData (
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  IN     EFI_TLS_CONFIGURATION_PROTOCOL  *This,
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  IN     EFI_TLS_CONFIG_DATA_TYPE        DataType,
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  IN     VOID                            *Data,
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  IN     UINTN                           DataSize
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  );
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/**
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  Get TLS configuration data.
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  The GetData() function gets TLS configuration.
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  @param[in]       This           Pointer to the EFI_TLS_CONFIGURATION_PROTOCOL instance.
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  @param[in]       DataType       Configuration data type.
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  @param[in, out]  Data           Pointer to configuration data.
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  @param[in, out]  DataSize       Total size of configuration data. On input, it means
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                                  the size of Data buffer. On output, it means the size
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                                  of copied Data buffer if EFI_SUCCESS, and means the
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                                  size of desired Data buffer if EFI_BUFFER_TOO_SMALL.
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  @retval EFI_SUCCESS             The TLS configuration data is got successfully.
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  @retval EFI_INVALID_PARAMETER   One or more of the following conditions is TRUE:
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                                  This is NULL.
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                                  DataSize is NULL.
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                                  Data is NULL if *DataSize is not zero.
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  @retval EFI_UNSUPPORTED         The DataType is unsupported.
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  @retval EFI_NOT_FOUND           The TLS configuration data is not found.
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  @retval EFI_BUFFER_TOO_SMALL    The buffer is too small to hold the data.
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**/
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EFI_STATUS
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EFIAPI
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TlsConfigurationGetData (
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  IN     EFI_TLS_CONFIGURATION_PROTOCOL  *This,
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  IN     EFI_TLS_CONFIG_DATA_TYPE        DataType,
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  IN OUT VOID                            *Data, OPTIONAL
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  IN OUT UINTN                           *DataSize
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  );
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#endif
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