v3: Add extra CommonNameSize check since OpenSSL didn't check this
    input parameter. (One openssl issue was filed to address this risk:
    https://github.com/openssl/openssl/issues/4392)
v2: Update function interface to return RETURN_STATUS to represent
    different error cases.
Add one new API (X509GetCommonName()) to retrieve the subject commonName
string from one X.509 certificate.
Cc: Laszlo Ersek <lersek@redhat.com>
Cc: Ting Ye <ting.ye@intel.com>
Cc: Chao Zhang <chao.b.zhang@intel.com>
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Qin Long <qin.long@intel.com>
Reviewed-by: Ye Ting <ting.ye@intel.com>
Acked-by: Laszlo Ersek <lersek@redhat.com>
		
	
		
			
				
	
	
		
			239 lines
		
	
	
		
			6.8 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			239 lines
		
	
	
		
			6.8 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
/** @file
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  X.509 Certificate Handler Wrapper Implementation which does not provide
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  real capabilities.
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Copyright (c) 2012 - 2014, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials
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are licensed and made available under the terms and conditions of the BSD License
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which accompanies this distribution.  The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#include "InternalCryptLib.h"
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/**
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  Construct a X509 object from DER-encoded certificate data.
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  Return FALSE to indicate this interface is not supported.
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  @param[in]  Cert            Pointer to the DER-encoded certificate data.
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  @param[in]  CertSize        The size of certificate data in bytes.
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  @param[out] SingleX509Cert  The generated X509 object.
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  @retval FALSE  This interface is not supported.
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**/
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BOOLEAN
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EFIAPI
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X509ConstructCertificate (
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  IN   CONST UINT8  *Cert,
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  IN   UINTN        CertSize,
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  OUT  UINT8        **SingleX509Cert
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  )
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{
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  ASSERT (FALSE);
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  return FALSE;
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}
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/**
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  Construct a X509 stack object from a list of DER-encoded certificate data.
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  Return FALSE to indicate this interface is not supported.
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  @param[in, out]  X509Stack  On input, pointer to an existing or NULL X509 stack object.
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                              On output, pointer to the X509 stack object with new
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                              inserted X509 certificate.
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  @param           ...        A list of DER-encoded single certificate data followed
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                              by certificate size. A NULL terminates the list. The
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                              pairs are the arguments to X509ConstructCertificate().
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  @retval FALSE  This interface is not supported.
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**/
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BOOLEAN
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EFIAPI
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X509ConstructCertificateStack (
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  IN OUT  UINT8  **X509Stack,
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  ...  
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  )
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{
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  ASSERT (FALSE);
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  return FALSE;
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}
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/**
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  Release the specified X509 object.
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  If the interface is not supported, then ASSERT().
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  @param[in]  X509Cert  Pointer to the X509 object to be released.
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**/
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VOID
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EFIAPI
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X509Free (
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  IN  VOID  *X509Cert
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  )
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{ 
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  ASSERT (FALSE);
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}
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/**
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  Release the specified X509 stack object.
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  If the interface is not supported, then ASSERT().
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  @param[in]  X509Stack  Pointer to the X509 stack object to be released.
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**/
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VOID
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EFIAPI
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X509StackFree (
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  IN  VOID  *X509Stack
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  )
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{
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  ASSERT (FALSE);
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}
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/**
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  Retrieve the subject bytes from one X.509 certificate.
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  Return FALSE to indicate this interface is not supported.
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  @param[in]      Cert         Pointer to the DER-encoded X509 certificate.
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  @param[in]      CertSize     Size of the X509 certificate in bytes.
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  @param[out]     CertSubject  Pointer to the retrieved certificate subject bytes.
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  @param[in, out] SubjectSize  The size in bytes of the CertSubject buffer on input,
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                               and the size of buffer returned CertSubject on output.
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  @retval FALSE  This interface is not supported.
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**/
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BOOLEAN
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EFIAPI
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X509GetSubjectName (
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  IN      CONST UINT8  *Cert,
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  IN      UINTN        CertSize,
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  OUT     UINT8        *CertSubject,
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  IN OUT  UINTN        *SubjectSize
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  )
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{
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  ASSERT (FALSE);
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  return FALSE;
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}
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/**
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  Retrieve the common name (CN) string from one X.509 certificate.
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  Return RETURN_UNSUPPORTED to indicate this interface is not supported.
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  @param[in]      Cert             Pointer to the DER-encoded X509 certificate.
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  @param[in]      CertSize         Size of the X509 certificate in bytes.
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  @param[out]     CommonName       Buffer to contain the retrieved certificate common
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                                   name string. At most CommonNameSize bytes will be
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                                   written and the string will be null terminated. May be
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                                   NULL in order to determine the size buffer needed.
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  @param[in,out]  CommonNameSize   The size in bytes of the CommonName buffer on input,
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                                   and the size of buffer returned CommonName on output.
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                                   If CommonName is NULL then the amount of space needed
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                                   in buffer (including the final null) is returned.
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  @retval RETURN_UNSUPPORTED       The operation is not supported.
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**/
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RETURN_STATUS
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EFIAPI
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X509GetCommonName (
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  IN      CONST UINT8  *Cert,
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  IN      UINTN        CertSize,
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  OUT     CHAR8        *CommonName,  OPTIONAL
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  IN OUT  UINTN        *CommonNameSize
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  )
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{
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  ASSERT (FALSE);
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  return RETURN_UNSUPPORTED;
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}
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/**
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  Retrieve the RSA Public Key from one DER-encoded X509 certificate.
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  Return FALSE to indicate this interface is not supported.
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  @param[in]  Cert         Pointer to the DER-encoded X509 certificate.
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  @param[in]  CertSize     Size of the X509 certificate in bytes.
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  @param[out] RsaContext   Pointer to new-generated RSA context which contain the retrieved
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                           RSA public key component. Use RsaFree() function to free the
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                           resource.
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  @retval FALSE  This interface is not supported.
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**/
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BOOLEAN
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EFIAPI
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RsaGetPublicKeyFromX509 (
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  IN   CONST UINT8  *Cert,
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  IN   UINTN        CertSize,
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  OUT  VOID         **RsaContext
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  )
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{
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  ASSERT (FALSE);
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  return FALSE;
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}
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/**
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  Verify one X509 certificate was issued by the trusted CA.
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  Return FALSE to indicate this interface is not supported.
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  @param[in]      Cert         Pointer to the DER-encoded X509 certificate to be verified.
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  @param[in]      CertSize     Size of the X509 certificate in bytes.
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  @param[in]      CACert       Pointer to the DER-encoded trusted CA certificate.
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  @param[in]      CACertSize   Size of the CA Certificate in bytes.
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  @retval FALSE  This interface is not supported.
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**/
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BOOLEAN
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EFIAPI
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X509VerifyCert (
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  IN  CONST UINT8  *Cert,
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  IN  UINTN        CertSize,
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  IN  CONST UINT8  *CACert,
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  IN  UINTN        CACertSize
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  )
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{
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  ASSERT (FALSE);
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  return FALSE;
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}
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/**
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  Retrieve the TBSCertificate from one given X.509 certificate.
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  Return FALSE to indicate this interface is not supported.
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  @param[in]      Cert         Pointer to the given DER-encoded X509 certificate.
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  @param[in]      CertSize     Size of the X509 certificate in bytes.
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  @param[out]     TBSCert      DER-Encoded To-Be-Signed certificate.
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  @param[out]     TBSCertSize  Size of the TBS certificate in bytes.
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  @retval  FALSE  This interface is not supported.
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**/
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BOOLEAN
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EFIAPI
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X509GetTBSCert (
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  IN  CONST UINT8  *Cert,
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  IN  UINTN        CertSize,
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  OUT UINT8        **TBSCert,
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  OUT UINTN        *TBSCertSize
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  )
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{
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  ASSERT (FALSE);
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  return FALSE;
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}
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