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/** @file
PKCS#7 SignedData Verification Wrapper Implementation which does not provide
real capabilities.
Copyright (c) 2012 - 2015, 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
which 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.
**/
#include "InternalCryptLib.h"
/**
Get the signer's certificates from PKCS#7 signed data as described in "PKCS #7:
Cryptographic Message Syntax Standard". The input signed data could be wrapped
in a ContentInfo structure.
Return FALSE to indicate this interface is not supported.
@param[in] P7Data Pointer to the PKCS#7 message to verify.
@param[in] P7Length Length of the PKCS#7 message in bytes.
@param[out] CertStack Pointer to Signer's certificates retrieved from P7Data.
It's caller's responsibility to free the buffer.
@param[out] StackLength Length of signer's certificates in bytes.
@param[out] TrustedCert Pointer to a trusted certificate from Signer's certificates.
It's caller's responsibility to free the buffer.
@param[out] CertLength Length of the trusted certificate in bytes.
@retval FALSE This interface is not supported.
**/
BOOLEAN
EFIAPI
Pkcs7GetSigners (
IN CONST UINT8 *P7Data,
IN UINTN P7Length,
OUT UINT8 **CertStack,
OUT UINTN *StackLength,
OUT UINT8 **TrustedCert,
OUT UINTN *CertLength
)
{
ASSERT (FALSE);
return FALSE;
}
/**
Wrap function to use free() to free allocated memory for certificates.
If the interface is not supported, then ASSERT().
@param[in] Certs Pointer to the certificates to be freed.
**/
VOID
EFIAPI
Pkcs7FreeSigners (
IN UINT8 *Certs
)
{
ASSERT (FALSE);
}
/**
Retrieves all embedded certificates from PKCS#7 signed data as described in "PKCS #7:
Cryptographic Message Syntax Standard", and outputs two certificate lists chained and
unchained to the signer's certificates.
The input signed data could be wrapped in a ContentInfo structure.
@param[in] P7Data Pointer to the PKCS#7 message.
@param[in] P7Length Length of the PKCS#7 message in bytes.
@param[out] SignerChainCerts Pointer to the certificates list chained to signer's
certificate. It's caller's responsibility to free the buffer.
@param[out] ChainLength Length of the chained certificates list buffer in bytes.
@param[out] UnchainCerts Pointer to the unchained certificates lists. It's caller's
responsibility to free the buffer.
@param[out] UnchainLength Length of the unchained certificates list buffer in bytes.
@retval TRUE The operation is finished successfully.
@retval FALSE Error occurs during the operation.
**/
BOOLEAN
EFIAPI
Pkcs7GetCertificatesList (
IN CONST UINT8 *P7Data,
IN UINTN P7Length,
OUT UINT8 **SignerChainCerts,
OUT UINTN *ChainLength,
OUT UINT8 **UnchainCerts,
OUT UINTN *UnchainLength
)
{
ASSERT (FALSE);
return FALSE;
}
/**
Verifies the validility of a PKCS#7 signed data as described in "PKCS #7:
Cryptographic Message Syntax Standard". The input signed data could be wrapped
in a ContentInfo structure.
Return FALSE to indicate this interface is not supported.
@param[in] P7Data Pointer to the PKCS#7 message to verify.
@param[in] P7Length Length of the PKCS#7 message in bytes.
@param[in] TrustedCert Pointer to a trusted/root certificate encoded in DER, which
is used for certificate chain verification.
@param[in] CertLength Length of the trusted certificate in bytes.
@param[in] InData Pointer to the content to be verified.
@param[in] DataLength Length of InData in bytes.
@retval FALSE This interface is not supported.
**/
BOOLEAN
EFIAPI
Pkcs7Verify (
IN CONST UINT8 *P7Data,
IN UINTN P7Length,
IN CONST UINT8 *TrustedCert,
IN UINTN CertLength,
IN CONST UINT8 *InData,
IN UINTN DataLength
)
{
ASSERT (FALSE);
return FALSE;
}
/**
Extracts the attached content from a PKCS#7 signed data if existed. The input signed
data could be wrapped in a ContentInfo structure.
Return FALSE to indicate this interface is not supported.
@param[in] P7Data Pointer to the PKCS#7 signed data to process.
@param[in] P7Length Length of the PKCS#7 signed data in bytes.
@param[out] Content Pointer to the extracted content from the PKCS#7 signedData.
It's caller's responsibility to free the buffer.
@param[out] ContentSize The size of the extracted content in bytes.
@retval TRUE The P7Data was correctly formatted for processing.
@retval FALSE The P7Data was not correctly formatted for processing.
**/
BOOLEAN
EFIAPI
Pkcs7GetAttachedContent (
IN CONST UINT8 *P7Data,
IN UINTN P7Length,
OUT VOID **Content,
OUT UINTN *ContentSize
)
{
ASSERT (FALSE);
return FALSE;
}
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