[edk2-devel] [PATCH v3 1/1] CryptoPkg: BaseCryptLib: Add RSA PSS verify support
Wang, Jian J
jian.j.wang at intel.com
Fri May 14 03:46:20 UTC 2021
Pushed at 22ac5cc9d9db34056f7c97e994fd9def683ebb2e
Regards,
Jian
> -----Original Message-----
> From: Yao, Jiewen <jiewen.yao at intel.com>
> Sent: Wednesday, May 05, 2021 10:09 AM
> To: Agrawal, Sachin <sachin.agrawal at intel.com>; devel at edk2.groups.io
> Cc: Wang, Jian J <jian.j.wang at intel.com>; Lu, XiaoyuX <xiaoyux.lu at intel.com>;
> Jiang, Guomin <guomin.jiang at intel.com>
> Subject: RE: [PATCH v3 1/1] CryptoPkg: BaseCryptLib: Add RSA PSS verify support
>
> Reviewed-by: Jiewen Yao <jiewen.yao at intel.com>
>
> > -----Original Message-----
> > From: Agrawal, Sachin <sachin.agrawal at intel.com>
> > Sent: Wednesday, May 5, 2021 1:55 AM
> > To: devel at edk2.groups.io
> > Cc: Yao, Jiewen <jiewen.yao at intel.com>; Wang, Jian J
> <jian.j.wang at intel.com>;
> > Lu, XiaoyuX <xiaoyux.lu at intel.com>; Jiang, Guomin
> <guomin.jiang at intel.com>;
> > Agrawal, Sachin <sachin.agrawal at intel.com>
> > Subject: [PATCH v3 1/1] CryptoPkg: BaseCryptLib: Add RSA PSS verify support
> >
> > REF: https://bugzilla.tianocore.org/show_bug.cgi?id=3314
> >
> > This patch uses Openssl's EVP API's to perform RSASSA-PSS verification
> > of a binary blob.
> >
> > Cc: Jiewen Yao <jiewen.yao at intel.com>
> > Cc: Jian J Wang <jian.j.wang at intel.com>
> > Cc: Xiaoyu Lu <xiaoyux.lu at intel.com>
> > Cc: Guomin Jiang <guomin.jiang at intel.com>
> >
> > Signed-off-by: Sachin Agrawal <sachin.agrawal at intel.com>
> > ---
> >
> > Notes:
> > v3:
> > - Fixed gcc compilation error [CI System]
> >
> > CryptoPkg/Library/BaseCryptLib/Pk/CryptRsaPss.c | 146
> > +++++++++++++++
> > CryptoPkg/Library/BaseCryptLib/Pk/CryptRsaPssNull.c | 46 +++++
> > CryptoPkg/Library/BaseCryptLib/Pk/CryptRsaPssSign.c | 169
> > +++++++++++++++++
> > CryptoPkg/Library/BaseCryptLib/Pk/CryptRsaPssSignNull.c | 60
> ++++++
> > CryptoPkg/Library/BaseCryptLibNull/Pk/CryptRsaPssNull.c | 46 +++++
> > CryptoPkg/Library/BaseCryptLibNull/Pk/CryptRsaPssSignNull.c | 60
> > ++++++
> > CryptoPkg/Library/BaseCryptLibOnProtocolPpi/CryptLib.c | 66
> > +++++++
> > CryptoPkg/Test/UnitTest/Library/BaseCryptLib/BaseCryptLibUnitTests.c | 1
> +
> > CryptoPkg/Test/UnitTest/Library/BaseCryptLib/RsaPssTests.c | 191
> > ++++++++++++++++++++
> > CryptoPkg/Test/UnitTest/Library/BaseCryptLib/RsaTests.c | 2 +
> > CryptoPkg/Include/Library/BaseCryptLib.h | 74 ++++++++
> > CryptoPkg/Library/BaseCryptLib/BaseCryptLib.inf | 2 +
> > CryptoPkg/Library/BaseCryptLib/PeiCryptLib.inf | 2 +
> > CryptoPkg/Library/BaseCryptLib/RuntimeCryptLib.inf | 2 +
> > CryptoPkg/Library/BaseCryptLib/SmmCryptLib.inf | 2 +
> > CryptoPkg/Library/BaseCryptLib/UnitTestHostBaseCryptLib.inf | 2 +
> > CryptoPkg/Library/BaseCryptLibNull/BaseCryptLibNull.inf | 2 +
> > CryptoPkg/Private/Protocol/Crypto.h | 78 ++++++++
> > CryptoPkg/Test/UnitTest/Library/BaseCryptLib/TestBaseCryptLib.h | 3 +
> > CryptoPkg/Test/UnitTest/Library/BaseCryptLib/TestBaseCryptLibHost.inf | 1
> +
> > CryptoPkg/Test/UnitTest/Library/BaseCryptLib/TestBaseCryptLibShell.inf | 1
> +
> > 21 files changed, 956 insertions(+)
> >
> > diff --git a/CryptoPkg/Library/BaseCryptLib/Pk/CryptRsaPss.c
> > b/CryptoPkg/Library/BaseCryptLib/Pk/CryptRsaPss.c
> > new file mode 100644
> > index 000000000000..af7cdafa4c47
> > --- /dev/null
> > +++ b/CryptoPkg/Library/BaseCryptLib/Pk/CryptRsaPss.c
> > @@ -0,0 +1,146 @@
> > +/** @file
> > + RSA Asymmetric Cipher Wrapper Implementation over OpenSSL.
> > +
> > + This file implements following APIs which provide basic capabilities for RSA:
> > + 1) RsaPssVerify
> > +
> > +Copyright (c) 2021, Intel Corporation. All rights reserved.<BR>
> > +SPDX-License-Identifier: BSD-2-Clause-Patent
> > +
> > +**/
> > +
> > +#include "InternalCryptLib.h"
> > +
> > +#include <openssl/bn.h>
> > +#include <openssl/rsa.h>
> > +#include <openssl/objects.h>
> > +#include <openssl/evp.h>
> > +
> > +
> > +/**
> > + Retrieve a pointer to EVP message digest object.
> > +
> > + @param[in] DigestLen Length of the message digest.
> > +
> > +**/
> > +STATIC
> > +const
> > +EVP_MD*
> > +GetEvpMD (
> > + IN UINT16 DigestLen
> > + )
> > +{
> > + switch (DigestLen){
> > + case SHA256_DIGEST_SIZE:
> > + return EVP_sha256();
> > + break;
> > + case SHA384_DIGEST_SIZE:
> > + return EVP_sha384();
> > + break;
> > + case SHA512_DIGEST_SIZE:
> > + return EVP_sha512();
> > + break;
> > + default:
> > + return NULL;
> > + }
> > +}
> > +
> > +
> > +/**
> > + Verifies the RSA signature with RSASSA-PSS signature scheme defined in RFC
> > 8017.
> > + Implementation determines salt length automatically from the signature
> > encoding.
> > + Mask generation function is the same as the message digest algorithm.
> > + Salt length should atleast be equal to digest length.
> > +
> > + @param[in] RsaContext Pointer to RSA context for signature verification.
> > + @param[in] Message Pointer to octet message to be verified.
> > + @param[in] MsgSize Size of the message in bytes.
> > + @param[in] Signature Pointer to RSASSA-PSS signature to be verified.
> > + @param[in] SigSize Size of signature in bytes.
> > + @param[in] DigestLen Length of digest for RSA operation.
> > + @param[in] SaltLen Salt length for PSS encoding.
> > +
> > + @retval TRUE Valid signature encoded in RSASSA-PSS.
> > + @retval FALSE Invalid signature or invalid RSA context.
> > +
> > +**/
> > +BOOLEAN
> > +EFIAPI
> > +RsaPssVerify (
> > + IN VOID *RsaContext,
> > + IN CONST UINT8 *Message,
> > + IN UINTN MsgSize,
> > + IN CONST UINT8 *Signature,
> > + IN UINTN SigSize,
> > + IN UINT16 DigestLen,
> > + IN UINT16 SaltLen
> > + )
> > +{
> > + BOOLEAN Result;
> > + EVP_PKEY *pEvpRsaKey = NULL;
> > + EVP_MD_CTX *pEvpVerifyCtx = NULL;
> > + EVP_PKEY_CTX *pKeyCtx = NULL;
> > + CONST EVP_MD *HashAlg = NULL;
> > +
> > + if (RsaContext == NULL) {
> > + return FALSE;
> > + }
> > + if (Message == NULL || MsgSize == 0 || MsgSize > INT_MAX) {
> > + return FALSE;
> > + }
> > + if (Signature == NULL || SigSize == 0 || SigSize > INT_MAX) {
> > + return FALSE;
> > + }
> > + if (SaltLen < DigestLen) {
> > + return FALSE;
> > + }
> > +
> > + HashAlg = GetEvpMD(DigestLen);
> > +
> > + if (HashAlg == NULL) {
> > + return FALSE;
> > + }
> > +
> > + pEvpRsaKey = EVP_PKEY_new();
> > + if (pEvpRsaKey == NULL) {
> > + goto _Exit;
> > + }
> > +
> > + EVP_PKEY_set1_RSA(pEvpRsaKey, RsaContext);
> > +
> > + pEvpVerifyCtx = EVP_MD_CTX_create();
> > + if (pEvpVerifyCtx == NULL) {
> > + goto _Exit;
> > + }
> > +
> > + Result = EVP_DigestVerifyInit(pEvpVerifyCtx, &pKeyCtx, HashAlg, NULL,
> > pEvpRsaKey) > 0;
> > + if (pKeyCtx == NULL) {
> > + goto _Exit;
> > + }
> > +
> > + if (Result) {
> > + Result = EVP_PKEY_CTX_set_rsa_padding(pKeyCtx,
> > RSA_PKCS1_PSS_PADDING) > 0;
> > + }
> > + if (Result) {
> > + Result = EVP_PKEY_CTX_set_rsa_pss_saltlen(pKeyCtx, SaltLen) > 0;
> > + }
> > + if (Result) {
> > + Result = EVP_PKEY_CTX_set_rsa_mgf1_md(pKeyCtx, HashAlg) > 0;
> > + }
> > + if (Result) {
> > + Result = EVP_DigestVerifyUpdate(pEvpVerifyCtx, Message,
> > (UINT32)MsgSize) > 0;
> > + }
> > + if (Result) {
> > + Result = EVP_DigestVerifyFinal(pEvpVerifyCtx, Signature, (UINT32)SigSize) >
> 0;
> > + }
> > +
> > +_Exit :
> > + if (pEvpRsaKey) {
> > + EVP_PKEY_free(pEvpRsaKey);
> > + }
> > + if (pEvpVerifyCtx) {
> > + EVP_MD_CTX_destroy(pEvpVerifyCtx);
> > + }
> > +
> > + return Result;
> > +}
> > diff --git a/CryptoPkg/Library/BaseCryptLib/Pk/CryptRsaPssNull.c
> > b/CryptoPkg/Library/BaseCryptLib/Pk/CryptRsaPssNull.c
> > new file mode 100644
> > index 000000000000..69c6889fbc4b
> > --- /dev/null
> > +++ b/CryptoPkg/Library/BaseCryptLib/Pk/CryptRsaPssNull.c
> > @@ -0,0 +1,46 @@
> > +/** @file
> > + RSA-PSS Asymmetric Cipher Wrapper Implementation over OpenSSL.
> > +
> > + This file does not provide real capabilities for following APIs in RSA handling:
> > + 1) RsaPssVerify
> > +
> > +Copyright (c) 2021, Intel Corporation. All rights reserved.<BR>
> > +SPDX-License-Identifier: BSD-2-Clause-Patent
> > +
> > +**/
> > +
> > +#include "InternalCryptLib.h"
> > +
> > +/**
> > + Verifies the RSA signature with RSASSA-PSS signature scheme defined in RFC
> > 8017.
> > + Implementation determines salt length automatically from the signature
> > encoding.
> > + Mask generation function is the same as the message digest algorithm.
> > + Salt length should atleast be equal to digest length.
> > +
> > + @param[in] RsaContext Pointer to RSA context for signature verification.
> > + @param[in] Message Pointer to octet message to be verified.
> > + @param[in] MsgSize Size of the message in bytes.
> > + @param[in] Signature Pointer to RSASSA-PSS signature to be verified.
> > + @param[in] SigSize Size of signature in bytes.
> > + @param[in] DigestLen Length of digest for RSA operation.
> > + @param[in] SaltLen Salt length for PSS encoding.
> > +
> > + @retval TRUE Valid signature encoded in RSASSA-PSS.
> > + @retval FALSE Invalid signature or invalid RSA context.
> > +
> > +**/
> > +BOOLEAN
> > +EFIAPI
> > +RsaPssVerify (
> > + IN VOID *RsaContext,
> > + IN CONST UINT8 *Message,
> > + IN UINTN MsgSize,
> > + IN CONST UINT8 *Signature,
> > + IN UINTN SigSize,
> > + IN UINT16 DigestLen,
> > + IN UINT16 SaltLen
> > + )
> > +{
> > + ASSERT (FALSE);
> > + return FALSE;
> > +}
> > diff --git a/CryptoPkg/Library/BaseCryptLib/Pk/CryptRsaPssSign.c
> > b/CryptoPkg/Library/BaseCryptLib/Pk/CryptRsaPssSign.c
> > new file mode 100644
> > index 000000000000..1ed076e4192c
> > --- /dev/null
> > +++ b/CryptoPkg/Library/BaseCryptLib/Pk/CryptRsaPssSign.c
> > @@ -0,0 +1,169 @@
> > +/** @file
> > + RSA PSS Asymmetric Cipher Wrapper Implementation over OpenSSL.
> > +
> > + This file implements following APIs which provide basic capabilities for RSA:
> > + 1) RsaPssSign
> > +
> > +Copyright (c) 2021, Intel Corporation. All rights reserved.<BR>
> > +SPDX-License-Identifier: BSD-2-Clause-Patent
> > +
> > +**/
> > +
> > +#include "InternalCryptLib.h"
> > +
> > +#include <openssl/bn.h>
> > +#include <openssl/rsa.h>
> > +#include <openssl/objects.h>
> > +#include <openssl/evp.h>
> > +
> > +
> > +/**
> > + Retrieve a pointer to EVP message digest object.
> > +
> > + @param[in] DigestLen Length of the message digest.
> > +
> > +**/
> > +STATIC
> > +const
> > +EVP_MD*
> > +GetEvpMD (
> > + IN UINT16 DigestLen
> > + )
> > +{
> > + switch (DigestLen){
> > + case SHA256_DIGEST_SIZE:
> > + return EVP_sha256();
> > + break;
> > + case SHA384_DIGEST_SIZE:
> > + return EVP_sha384();
> > + break;
> > + case SHA512_DIGEST_SIZE:
> > + return EVP_sha512();
> > + break;
> > + default:
> > + return NULL;
> > + }
> > +}
> > +
> > +
> > +/**
> > + Carries out the RSA-SSA signature generation with EMSA-PSS encoding
> > scheme.
> > +
> > + This function carries out the RSA-SSA signature generation with EMSA-PSS
> > encoding scheme defined in
> > + RFC 8017.
> > + Mask generation function is the same as the message digest algorithm.
> > + If the Signature buffer is too small to hold the contents of signature, FALSE
> > + is returned and SigSize is set to the required buffer size to obtain the
> signature.
> > +
> > + If RsaContext is NULL, then return FALSE.
> > + If Message is NULL, then return FALSE.
> > + If MsgSize is zero or > INT_MAX, then return FALSE.
> > + If DigestLen is NOT 32, 48 or 64, return FALSE.
> > + If SaltLen is < DigestLen, then return FALSE.
> > + If SigSize is large enough but Signature is NULL, then return FALSE.
> > + If this interface is not supported, then return FALSE.
> > +
> > + @param[in] RsaContext Pointer to RSA context for signature generation.
> > + @param[in] Message Pointer to octet message to be signed.
> > + @param[in] MsgSize Size of the message in bytes.
> > + @param[in] DigestLen Length of the digest in bytes to be used for RSA
> > signature operation.
> > + @param[in] SaltLen Length of the salt in bytes to be used for PSS
> > encoding.
> > + @param[out] Signature Pointer to buffer to receive RSA PSS signature.
> > + @param[in, out] SigSize On input, the size of Signature buffer in bytes.
> > + On output, the size of data returned in Signature buffer in
> > bytes.
> > +
> > + @retval TRUE Signature successfully generated in RSASSA-PSS.
> > + @retval FALSE Signature generation failed.
> > + @retval FALSE SigSize is too small.
> > + @retval FALSE This interface is not supported.
> > +
> > +**/
> > +BOOLEAN
> > +EFIAPI
> > +RsaPssSign (
> > + IN VOID *RsaContext,
> > + IN CONST UINT8 *Message,
> > + IN UINTN MsgSize,
> > + IN UINT16 DigestLen,
> > + IN UINT16 SaltLen,
> > + OUT UINT8 *Signature,
> > + IN OUT UINTN *SigSize
> > + )
> > +{
> > + BOOLEAN Result;
> > + UINTN RsaSigSize;
> > + EVP_PKEY *pEvpRsaKey = NULL;
> > + EVP_MD_CTX *pEvpVerifyCtx = NULL;
> > + EVP_PKEY_CTX *pKeyCtx = NULL;
> > + CONST EVP_MD *HashAlg = NULL;
> > +
> > + if (RsaContext == NULL) {
> > + return FALSE;
> > + }
> > + if (Message == NULL || MsgSize == 0 || MsgSize > INT_MAX) {
> > + return FALSE;
> > + }
> > +
> > + RsaSigSize = RSA_size (RsaContext);
> > + if (*SigSize < RsaSigSize) {
> > + *SigSize = RsaSigSize;
> > + return FALSE;
> > + }
> > +
> > + if (Signature == NULL) {
> > + return FALSE;
> > + }
> > +
> > + if (SaltLen < DigestLen) {
> > + return FALSE;
> > + }
> > +
> > + HashAlg = GetEvpMD(DigestLen);
> > +
> > + if (HashAlg == NULL) {
> > + return FALSE;
> > + }
> > +
> > + pEvpRsaKey = EVP_PKEY_new();
> > + if (pEvpRsaKey == NULL) {
> > + goto _Exit;
> > + }
> > +
> > + EVP_PKEY_set1_RSA(pEvpRsaKey, RsaContext);
> > +
> > + pEvpVerifyCtx = EVP_MD_CTX_create();
> > + if (pEvpVerifyCtx == NULL) {
> > + goto _Exit;
> > + }
> > +
> > + Result = EVP_DigestSignInit(pEvpVerifyCtx, &pKeyCtx, HashAlg, NULL,
> > pEvpRsaKey) > 0;
> > + if (pKeyCtx == NULL) {
> > + goto _Exit;
> > + }
> > +
> > + if (Result) {
> > + Result = EVP_PKEY_CTX_set_rsa_padding(pKeyCtx,
> > RSA_PKCS1_PSS_PADDING) > 0;
> > + }
> > + if (Result) {
> > + Result = EVP_PKEY_CTX_set_rsa_pss_saltlen(pKeyCtx, SaltLen) > 0;
> > + }
> > + if (Result) {
> > + Result = EVP_PKEY_CTX_set_rsa_mgf1_md(pKeyCtx, HashAlg) > 0;
> > + }
> > + if (Result) {
> > + Result = EVP_DigestSignUpdate(pEvpVerifyCtx, Message,
> (UINT32)MsgSize) >
> > 0;
> > + }
> > + if (Result) {
> > + Result = EVP_DigestSignFinal(pEvpVerifyCtx, Signature, SigSize) > 0;
> > + }
> > +
> > +_Exit :
> > + if (pEvpRsaKey) {
> > + EVP_PKEY_free(pEvpRsaKey);
> > + }
> > + if (pEvpVerifyCtx) {
> > + EVP_MD_CTX_destroy(pEvpVerifyCtx);
> > + }
> > +
> > + return Result;
> > +}
> > diff --git a/CryptoPkg/Library/BaseCryptLib/Pk/CryptRsaPssSignNull.c
> > b/CryptoPkg/Library/BaseCryptLib/Pk/CryptRsaPssSignNull.c
> > new file mode 100644
> > index 000000000000..4ed2dfce992a
> > --- /dev/null
> > +++ b/CryptoPkg/Library/BaseCryptLib/Pk/CryptRsaPssSignNull.c
> > @@ -0,0 +1,60 @@
> > +/** @file
> > + RSA-PSS Asymmetric Cipher Wrapper Implementation over OpenSSL.
> > +
> > + This file does not provide real capabilities for following APIs in RSA handling:
> > + 1) RsaPssSign
> > +
> > +Copyright (c) 2021, Intel Corporation. All rights reserved.<BR>
> > +SPDX-License-Identifier: BSD-2-Clause-Patent
> > +
> > +**/
> > +
> > +#include "InternalCryptLib.h"
> > +
> > +/**
> > + Carries out the RSA-SSA signature generation with EMSA-PSS encoding
> > scheme.
> > +
> > + This function carries out the RSA-SSA signature generation with EMSA-PSS
> > encoding scheme defined in
> > + RFC 8017.
> > + Mask generation function is the same as the message digest algorithm.
> > + If the Signature buffer is too small to hold the contents of signature, FALSE
> > + is returned and SigSize is set to the required buffer size to obtain the
> signature.
> > +
> > + If RsaContext is NULL, then return FALSE.
> > + If Message is NULL, then return FALSE.
> > + If MsgSize is zero or > INT_MAX, then return FALSE.
> > + If DigestLen is NOT 32, 48 or 64, return FALSE.
> > + If SaltLen is < DigestLen, then return FALSE.
> > + If SigSize is large enough but Signature is NULL, then return FALSE.
> > + If this interface is not supported, then return FALSE.
> > +
> > + @param[in] RsaContext Pointer to RSA context for signature generation.
> > + @param[in] Message Pointer to octet message to be signed.
> > + @param[in] MsgSize Size of the message in bytes.
> > + @param[in] DigestLen Length of the digest in bytes to be used for RSA
> > signature operation.
> > + @param[in] SaltLen Length of the salt in bytes to be used for PSS
> > encoding.
> > + @param[out] Signature Pointer to buffer to receive RSA PSS signature.
> > + @param[in, out] SigSize On input, the size of Signature buffer in bytes.
> > + On output, the size of data returned in Signature buffer in
> > bytes.
> > +
> > + @retval TRUE Signature successfully generated in RSASSA-PSS.
> > + @retval FALSE Signature generation failed.
> > + @retval FALSE SigSize is too small.
> > + @retval FALSE This interface is not supported.
> > +
> > +**/
> > +BOOLEAN
> > +EFIAPI
> > +RsaPssSign (
> > + IN VOID *RsaContext,
> > + IN CONST UINT8 *Message,
> > + IN UINTN MsgSize,
> > + IN UINT16 DigestLen,
> > + IN UINT16 SaltLen,
> > + OUT UINT8 *Signature,
> > + IN OUT UINTN *SigSize
> > + )
> > +{
> > + ASSERT (FALSE);
> > + return FALSE;
> > +}
> > diff --git a/CryptoPkg/Library/BaseCryptLibNull/Pk/CryptRsaPssNull.c
> > b/CryptoPkg/Library/BaseCryptLibNull/Pk/CryptRsaPssNull.c
> > new file mode 100644
> > index 000000000000..69c6889fbc4b
> > --- /dev/null
> > +++ b/CryptoPkg/Library/BaseCryptLibNull/Pk/CryptRsaPssNull.c
> > @@ -0,0 +1,46 @@
> > +/** @file
> > + RSA-PSS Asymmetric Cipher Wrapper Implementation over OpenSSL.
> > +
> > + This file does not provide real capabilities for following APIs in RSA handling:
> > + 1) RsaPssVerify
> > +
> > +Copyright (c) 2021, Intel Corporation. All rights reserved.<BR>
> > +SPDX-License-Identifier: BSD-2-Clause-Patent
> > +
> > +**/
> > +
> > +#include "InternalCryptLib.h"
> > +
> > +/**
> > + Verifies the RSA signature with RSASSA-PSS signature scheme defined in RFC
> > 8017.
> > + Implementation determines salt length automatically from the signature
> > encoding.
> > + Mask generation function is the same as the message digest algorithm.
> > + Salt length should atleast be equal to digest length.
> > +
> > + @param[in] RsaContext Pointer to RSA context for signature verification.
> > + @param[in] Message Pointer to octet message to be verified.
> > + @param[in] MsgSize Size of the message in bytes.
> > + @param[in] Signature Pointer to RSASSA-PSS signature to be verified.
> > + @param[in] SigSize Size of signature in bytes.
> > + @param[in] DigestLen Length of digest for RSA operation.
> > + @param[in] SaltLen Salt length for PSS encoding.
> > +
> > + @retval TRUE Valid signature encoded in RSASSA-PSS.
> > + @retval FALSE Invalid signature or invalid RSA context.
> > +
> > +**/
> > +BOOLEAN
> > +EFIAPI
> > +RsaPssVerify (
> > + IN VOID *RsaContext,
> > + IN CONST UINT8 *Message,
> > + IN UINTN MsgSize,
> > + IN CONST UINT8 *Signature,
> > + IN UINTN SigSize,
> > + IN UINT16 DigestLen,
> > + IN UINT16 SaltLen
> > + )
> > +{
> > + ASSERT (FALSE);
> > + return FALSE;
> > +}
> > diff --git a/CryptoPkg/Library/BaseCryptLibNull/Pk/CryptRsaPssSignNull.c
> > b/CryptoPkg/Library/BaseCryptLibNull/Pk/CryptRsaPssSignNull.c
> > new file mode 100644
> > index 000000000000..4ed2dfce992a
> > --- /dev/null
> > +++ b/CryptoPkg/Library/BaseCryptLibNull/Pk/CryptRsaPssSignNull.c
> > @@ -0,0 +1,60 @@
> > +/** @file
> > + RSA-PSS Asymmetric Cipher Wrapper Implementation over OpenSSL.
> > +
> > + This file does not provide real capabilities for following APIs in RSA handling:
> > + 1) RsaPssSign
> > +
> > +Copyright (c) 2021, Intel Corporation. All rights reserved.<BR>
> > +SPDX-License-Identifier: BSD-2-Clause-Patent
> > +
> > +**/
> > +
> > +#include "InternalCryptLib.h"
> > +
> > +/**
> > + Carries out the RSA-SSA signature generation with EMSA-PSS encoding
> > scheme.
> > +
> > + This function carries out the RSA-SSA signature generation with EMSA-PSS
> > encoding scheme defined in
> > + RFC 8017.
> > + Mask generation function is the same as the message digest algorithm.
> > + If the Signature buffer is too small to hold the contents of signature, FALSE
> > + is returned and SigSize is set to the required buffer size to obtain the
> signature.
> > +
> > + If RsaContext is NULL, then return FALSE.
> > + If Message is NULL, then return FALSE.
> > + If MsgSize is zero or > INT_MAX, then return FALSE.
> > + If DigestLen is NOT 32, 48 or 64, return FALSE.
> > + If SaltLen is < DigestLen, then return FALSE.
> > + If SigSize is large enough but Signature is NULL, then return FALSE.
> > + If this interface is not supported, then return FALSE.
> > +
> > + @param[in] RsaContext Pointer to RSA context for signature generation.
> > + @param[in] Message Pointer to octet message to be signed.
> > + @param[in] MsgSize Size of the message in bytes.
> > + @param[in] DigestLen Length of the digest in bytes to be used for RSA
> > signature operation.
> > + @param[in] SaltLen Length of the salt in bytes to be used for PSS
> > encoding.
> > + @param[out] Signature Pointer to buffer to receive RSA PSS signature.
> > + @param[in, out] SigSize On input, the size of Signature buffer in bytes.
> > + On output, the size of data returned in Signature buffer in
> > bytes.
> > +
> > + @retval TRUE Signature successfully generated in RSASSA-PSS.
> > + @retval FALSE Signature generation failed.
> > + @retval FALSE SigSize is too small.
> > + @retval FALSE This interface is not supported.
> > +
> > +**/
> > +BOOLEAN
> > +EFIAPI
> > +RsaPssSign (
> > + IN VOID *RsaContext,
> > + IN CONST UINT8 *Message,
> > + IN UINTN MsgSize,
> > + IN UINT16 DigestLen,
> > + IN UINT16 SaltLen,
> > + OUT UINT8 *Signature,
> > + IN OUT UINTN *SigSize
> > + )
> > +{
> > + ASSERT (FALSE);
> > + return FALSE;
> > +}
> > diff --git a/CryptoPkg/Library/BaseCryptLibOnProtocolPpi/CryptLib.c
> > b/CryptoPkg/Library/BaseCryptLibOnProtocolPpi/CryptLib.c
> > index 8b43d1363cb9..412fbdbff52c 100644
> > --- a/CryptoPkg/Library/BaseCryptLibOnProtocolPpi/CryptLib.c
> > +++ b/CryptoPkg/Library/BaseCryptLibOnProtocolPpi/CryptLib.c
> > @@ -1552,6 +1552,72 @@ RsaPkcs1Verify (
> > CALL_CRYPTO_SERVICE (RsaPkcs1Verify, (RsaContext, MessageHash,
> HashSize,
> > Signature, SigSize), FALSE);
> > }
> >
> > +/**
> > + Verifies the RSA signature with RSASSA-PSS signature scheme defined in RFC
> > 8017.
> > + Implementation determines salt length automatically from the signature
> > encoding.
> > + Mask generation function is the same as the message digest algorithm.
> > + Salt length should atleast be equal to digest length.
> > +
> > + @param[in] RsaContext Pointer to RSA context for signature verification.
> > + @param[in] Message Pointer to octet message to be verified.
> > + @param[in] MsgSize Size of the message in bytes.
> > + @param[in] Signature Pointer to RSASSA-PSS signature to be verified.
> > + @param[in] SigSize Size of signature in bytes.
> > + @param[in] DigestLen Length of digest for RSA operation.
> > + @param[in] SaltLen Salt length for PSS encoding.
> > +
> > + @retval TRUE Valid signature encoded in RSASSA-PSS.
> > + @retval FALSE Invalid signature or invalid RSA context.
> > +
> > +**/
> > +BOOLEAN
> > +EFIAPI
> > +RsaPssVerify (
> > + IN VOID *RsaContext,
> > + IN CONST UINT8 *Message,
> > + IN UINTN MsgSize,
> > + IN CONST UINT8 *Signature,
> > + IN UINTN SigSize,
> > + IN UINT16 DigestLen,
> > + IN UINT16 SaltLen
> > + )
> > +{
> > + CALL_CRYPTO_SERVICE (RsaPssVerify, (RsaContext, Message, MsgSize,
> > Signature, SigSize, DigestLen, SaltLen), FALSE);
> > +}
> > +
> > +/**
> > + Verifies the RSA signature with RSASSA-PSS signature scheme defined in RFC
> > 8017.
> > + Implementation determines salt length automatically from the signature
> > encoding.
> > + Mask generation function is the same as the message digest algorithm.
> > + Salt length should atleast be equal to digest length.
> > +
> > + @param[in] RsaContext Pointer to RSA context for signature verification.
> > + @param[in] Message Pointer to octet message to be verified.
> > + @param[in] MsgSize Size of the message in bytes.
> > + @param[in] Signature Pointer to RSASSA-PSS signature to be verified.
> > + @param[in] SigSize Size of signature in bytes.
> > + @param[in] DigestLen Length of digest for RSA operation.
> > + @param[in] SaltLen Salt length for PSS encoding.
> > +
> > + @retval TRUE Valid signature encoded in RSASSA-PSS.
> > + @retval FALSE Invalid signature or invalid RSA context.
> > +
> > +**/
> > +BOOLEAN
> > +EFIAPI
> > +RsaPssSign (
> > + IN VOID *RsaContext,
> > + IN CONST UINT8 *Message,
> > + IN UINTN MsgSize,
> > + IN UINT16 DigestLen,
> > + IN UINT16 SaltLen,
> > + OUT UINT8 *Signature,
> > + IN OUT UINTN *SigSize
> > + )
> > +{
> > + CALL_CRYPTO_SERVICE (RsaPssSign, (RsaContext, Message, MsgSize,
> > DigestLen, SaltLen, Signature, SigSize), FALSE);
> > +}
> > +
> > /**
> > Retrieve the RSA Private Key from the password-protected PEM key data.
> >
> > diff --git
> > a/CryptoPkg/Test/UnitTest/Library/BaseCryptLib/BaseCryptLibUnitTests.c
> > b/CryptoPkg/Test/UnitTest/Library/BaseCryptLib/BaseCryptLibUnitTests.c
> > index b7fcea3ff7e4..3873de973064 100644
> > --- a/CryptoPkg/Test/UnitTest/Library/BaseCryptLib/BaseCryptLibUnitTests.c
> > +++ b/CryptoPkg/Test/UnitTest/Library/BaseCryptLib/BaseCryptLibUnitTests.c
> > @@ -16,6 +16,7 @@ SUITE_DESC mSuiteDesc[] = {
> > {"HMAC verify tests", "CryptoPkg.BaseCryptLib", NULL, NULL,
> > &mHmacTestNum, mHmacTest},
> > {"BlockCipher verify tests", "CryptoPkg.BaseCryptLib", NULL, NULL,
> > &mBlockCipherTestNum, mBlockCipherTest},
> > {"RSA verify tests", "CryptoPkg.BaseCryptLib", NULL, NULL,
> > &mRsaTestNum, mRsaTest},
> > + {"RSA PSS verify tests", "CryptoPkg.BaseCryptLib", NULL, NULL,
> > &mRsaPssTestNum, mRsaPssTest},
> > {"RSACert verify tests", "CryptoPkg.BaseCryptLib", NULL, NULL,
> > &mRsaCertTestNum, mRsaCertTest},
> > {"PKCS7 verify tests", "CryptoPkg.BaseCryptLib", NULL, NULL,
> > &mPkcs7TestNum, mPkcs7Test},
> > {"PKCS5 verify tests", "CryptoPkg.BaseCryptLib", NULL, NULL,
> > &mPkcs5TestNum, mPkcs5Test},
> > diff --git a/CryptoPkg/Test/UnitTest/Library/BaseCryptLib/RsaPssTests.c
> > b/CryptoPkg/Test/UnitTest/Library/BaseCryptLib/RsaPssTests.c
> > new file mode 100644
> > index 000000000000..5ac2f325fbdd
> > --- /dev/null
> > +++ b/CryptoPkg/Test/UnitTest/Library/BaseCryptLib/RsaPssTests.c
> > @@ -0,0 +1,191 @@
> > +/** @file
> > + Application for RSA PSS Primitives Validation.
> > +
> > +Copyright (c) 2021, Intel Corporation. All rights reserved.<BR>
> > +SPDX-License-Identifier: BSD-2-Clause-Patent
> > +
> > +**/
> > +
> > +#include "TestBaseCryptLib.h"
> > +
> > +//
> > +// RSA PSS test vectors from NIST FIPS 186-3 RSA files
> > +//
> > +
> > +//
> > +// Public Modulus of RSA Key
> > +//
> > +UINT8 RsaPssN[]={
> > + 0xa4, 0x7d, 0x04, 0xe7, 0xca, 0xcd, 0xba, 0x4e, 0xa2, 0x6e, 0xca, 0x8a,
> 0x4c,
> > 0x6e, 0x14, 0x56,
> > + 0x3c, 0x2c, 0xe0, 0x3b, 0x62, 0x3b, 0x76, 0x8c, 0x0d, 0x49, 0x86, 0x8a,
> 0x57,
> > 0x12, 0x13, 0x01,
> > + 0xdb, 0xf7, 0x83, 0xd8, 0x2f, 0x4c, 0x05, 0x5e, 0x73, 0x96, 0x0e, 0x70,
> 0x55,
> > 0x01, 0x87, 0xd0,
> > + 0xaf, 0x62, 0xac, 0x34, 0x96, 0xf0, 0xa3, 0xd9, 0x10, 0x3c, 0x2e, 0xb7,
> 0x91,
> > 0x9a, 0x72, 0x75,
> > + 0x2f, 0xa7, 0xce, 0x8c, 0x68, 0x8d, 0x81, 0xe3, 0xae, 0xe9, 0x94, 0x68,
> 0x88,
> > 0x7a, 0x15, 0x28,
> > + 0x8a, 0xfb, 0xb7, 0xac, 0xb8, 0x45, 0xb7, 0xc5, 0x22, 0xb5, 0xc6, 0x4e,
> 0x67,
> > 0x8f, 0xcd, 0x3d,
> > + 0x22, 0xfe, 0xb8, 0x4b, 0x44, 0x27, 0x27, 0x00, 0xbe, 0x52, 0x7d, 0x2b,
> 0x20,
> > 0x25, 0xa3, 0xf8,
> > + 0x3c, 0x23, 0x83, 0xbf, 0x6a, 0x39, 0xcf, 0x5b, 0x4e, 0x48, 0xb3, 0xcf, 0x2f,
> > 0x56, 0xee, 0xf0,
> > + 0xdf, 0xff, 0x18, 0x55, 0x5e, 0x31, 0x03, 0x7b, 0x91, 0x52, 0x48, 0x69,
> 0x48,
> > 0x76, 0xf3, 0x04,
> > + 0x78, 0x14, 0x41, 0x51, 0x64, 0xf2, 0xc6, 0x60, 0x88, 0x1e, 0x69, 0x4b,
> 0x58,
> > 0xc2, 0x80, 0x38,
> > + 0xa0, 0x32, 0xad, 0x25, 0x63, 0x4a, 0xad, 0x7b, 0x39, 0x17, 0x1d, 0xee,
> 0x36,
> > 0x8e, 0x3d, 0x59,
> > + 0xbf, 0xb7, 0x29, 0x9e, 0x46, 0x01, 0xd4, 0x58, 0x7e, 0x68, 0xca, 0xaf,
> 0x8d,
> > 0xb4, 0x57, 0xb7,
> > + 0x5a, 0xf4, 0x2f, 0xc0, 0xcf, 0x1a, 0xe7, 0xca, 0xce, 0xd2, 0x86, 0xd7, 0x7f,
> > 0xac, 0x6c, 0xed,
> > + 0xb0, 0x3a, 0xd9, 0x4f, 0x14, 0x33, 0xd2, 0xc9, 0x4d, 0x08, 0xe6, 0x0b,
> 0xc1,
> > 0xfd, 0xef, 0x05,
> > + 0x43, 0xcd, 0x29, 0x51, 0xe7, 0x65, 0xb3, 0x82, 0x30, 0xfd, 0xd1, 0x8d,
> 0xe5,
> > 0xd2, 0xca, 0x62,
> > + 0x7d, 0xdc, 0x03, 0x2f, 0xe0, 0x5b, 0xbd, 0x2f, 0xf2, 0x1e, 0x2d, 0xb1,
> 0xc2,
> > 0xf9, 0x4d, 0x8b,
> > + };
> > +
> > +//
> > +// Public Exponent of RSA Key
> > +//
> > +UINT8 RsaPssE[]={ 0x10, 0xe4, 0x3f };
> > +
> > +//
> > +// Private Exponent of RSA Key
> > +//
> > +UINT8 RsaPssD[]={
> > + 0x11, 0xa0, 0xdd, 0x28, 0x5f, 0x66, 0x47, 0x1a, 0x8d, 0xa3, 0x0b, 0xcb,
> 0x8c,
> > 0x24, 0xa1, 0xd5,
> > + 0xc8, 0xdb, 0x94, 0x2f, 0xc9, 0x92, 0x07, 0x97, 0xca, 0x44, 0x24, 0x60,
> 0xa8,
> > 0x00, 0xb7, 0x5b,
> > + 0xbc, 0x73, 0x8b, 0xeb, 0x8e, 0xe0, 0xe8, 0x74, 0xb0, 0x53, 0xe6, 0x47,
> 0x07,
> > 0xdf, 0x4c, 0xfc,
> > + 0x78, 0x37, 0xc4, 0x0e, 0x5b, 0xe6, 0x8b, 0x8a, 0x8e, 0x1d, 0x01, 0x45,
> 0x16,
> > 0x9c, 0xa6, 0x27,
> > + 0x1d, 0x81, 0x88, 0x7e, 0x19, 0xa1, 0xcd, 0x95, 0xb2, 0xfd, 0x0d, 0xe0,
> 0xdb,
> > 0xa3, 0x47, 0xfe,
> > + 0x63, 0x7b, 0xcc, 0x6c, 0xdc, 0x24, 0xee, 0xbe, 0x03, 0xc2, 0x4d, 0x4c,
> 0xf3,
> > 0xa5, 0xc6, 0x15,
> > + 0x4d, 0x78, 0xf1, 0x41, 0xfe, 0x34, 0x16, 0x99, 0x24, 0xd0, 0xf8, 0x95,
> 0x33,
> > 0x65, 0x8e, 0xac,
> > + 0xfd, 0xea, 0xe9, 0x9c, 0xe1, 0xa8, 0x80, 0x27, 0xc1, 0x8f, 0xf9, 0x26,
> 0x53,
> > 0xa8, 0x35, 0xaa,
> > + 0x38, 0x91, 0xbf, 0xff, 0xcd, 0x38, 0x8f, 0xfc, 0x23, 0x88, 0xce, 0x2b, 0x10,
> > 0x56, 0x85, 0x43,
> > + 0x75, 0x05, 0x02, 0xcc, 0xbc, 0x69, 0xc0, 0x08, 0x8f, 0x1d, 0x69, 0x0e,
> 0x97,
> > 0xa5, 0xf5, 0xbd,
> > + 0xd1, 0x88, 0x8c, 0xd2, 0xfa, 0xa4, 0x3c, 0x04, 0xae, 0x24, 0x53, 0x95,
> 0x22,
> > 0xdd, 0xe2, 0xd9,
> > + 0xc2, 0x02, 0xf6, 0x55, 0xfc, 0x55, 0x75, 0x44, 0x40, 0xb5, 0x3a, 0x15,
> 0x32,
> > 0xaa, 0xb4, 0x78,
> > + 0x51, 0xf6, 0x0b, 0x7a, 0x06, 0x7e, 0x24, 0x0b, 0x73, 0x8e, 0x1b, 0x1d,
> 0xaa,
> > 0xe6, 0xca, 0x0d,
> > + 0x59, 0xee, 0xae, 0x27, 0x68, 0x6c, 0xd8, 0x88, 0x57, 0xe9, 0xad, 0xad,
> 0xc2,
> > 0xd4, 0xb8, 0x2b,
> > + 0x07, 0xa6, 0x1a, 0x35, 0x84, 0x56, 0xaa, 0xf8, 0x07, 0x66, 0x96, 0x93,
> 0xff,
> > 0xb1, 0x3c, 0x99,
> > + 0x64, 0xa6, 0x36, 0x54, 0xca, 0xdc, 0x81, 0xee, 0x59, 0xdf, 0x51, 0x1c,
> 0xa3,
> > 0xa4, 0xbd, 0x67,
> > + };
> > +
> > +//
> > +// Binary message to be signed and verified
> > +//
> > +UINT8 PssMessage[]={
> > + 0xe0, 0x02, 0x37, 0x7a, 0xff, 0xb0, 0x4f, 0x0f, 0xe4, 0x59, 0x8d, 0xe9,
> 0xd9,
> > 0x2d, 0x31, 0xd6,
> > + 0xc7, 0x86, 0x04, 0x0d, 0x57, 0x76, 0x97, 0x65, 0x56, 0xa2, 0xcf, 0xc5,
> 0x5e,
> > 0x54, 0xa1, 0xdc,
> > + 0xb3, 0xcb, 0x1b, 0x12, 0x6b, 0xd6, 0xa4, 0xbe, 0xd2, 0xa1, 0x84, 0x99,
> 0x0c,
> > 0xce, 0xa7, 0x73,
> > + 0xfc, 0xc7, 0x9d, 0x24, 0x65, 0x53, 0xe6, 0xc6, 0x4f, 0x68, 0x6d, 0x21,
> 0xad,
> > 0x41, 0x52, 0x67,
> > + 0x3c, 0xaf, 0xec, 0x22, 0xae, 0xb4, 0x0f, 0x6a, 0x08, 0x4e, 0x8a, 0x5b,
> 0x49,
> > 0x91, 0xf4, 0xc6,
> > + 0x4c, 0xf8, 0xa9, 0x27, 0xef, 0xfd, 0x0f, 0xd7, 0x75, 0xe7, 0x1e, 0x83, 0x29,
> > 0xe4, 0x1f, 0xdd,
> > + 0x44, 0x57, 0xb3, 0x91, 0x11, 0x73, 0x18, 0x7b, 0x4f, 0x09, 0xa8, 0x17,
> 0xd7,
> > 0x9e, 0xa2, 0x39,
> > + 0x7f, 0xc1, 0x2d, 0xfe, 0x3d, 0x9c, 0x9a, 0x02, 0x90, 0xc8, 0xea, 0xd3,
> 0x1b,
> > 0x66, 0x90, 0xa6,
> > + };
> > +
> > +//
> > +// Binary message to be signed and verified
> > +//
> > +UINT8 PssSalt[]={
> > + 0xd6, 0x6f, 0x72, 0xf1, 0x0b, 0x69, 0x00, 0x1a, 0x5b, 0x59, 0xcf, 0x10,
> 0x92,
> > 0xad, 0x27, 0x4d,
> > + 0x50, 0x56, 0xc4, 0xe9, 0x5c, 0xcc, 0xcf, 0xbe, 0x3b, 0x53, 0x0d, 0xcb,
> 0x02,
> > 0x7e, 0x57, 0xd6
> > + };
> > +
> > +//
> > +// RSASSA-PSS Signature over above message using above keys, salt and
> > SHA256 digest(and MGF1) algo.
> > +//
> > +UINT8 TestVectorSignature[]={
> > + 0x4f, 0x9b, 0x42, 0x5c, 0x20, 0x58, 0x46, 0x0e, 0x4a, 0xb2, 0xf5, 0xc9,
> 0x63,
> > 0x84, 0xda, 0x23,
> > + 0x27, 0xfd, 0x29, 0x15, 0x0f, 0x01, 0x95, 0x5a, 0x76, 0xb4, 0xef, 0xe9,
> 0x56,
> > 0xaf, 0x06, 0xdc,
> > + 0x08, 0x77, 0x9a, 0x37, 0x4e, 0xe4, 0x60, 0x7e, 0xab, 0x61, 0xa9, 0x3a,
> 0xdc,
> > 0x56, 0x08, 0xf4,
> > + 0xec, 0x36, 0xe4, 0x7f, 0x2a, 0x0f, 0x75, 0x4e, 0x8f, 0xf8, 0x39, 0xa8, 0xa1,
> > 0x9b, 0x1d, 0xb1,
> > + 0xe8, 0x84, 0xea, 0x4c, 0xf3, 0x48, 0xcd, 0x45, 0x50, 0x69, 0xeb, 0x87,
> 0xaf,
> > 0xd5, 0x36, 0x45,
> > + 0xb4, 0x4e, 0x28, 0xa0, 0xa5, 0x68, 0x08, 0xf5, 0x03, 0x1d, 0xa5, 0xba,
> 0x91,
> > 0x12, 0x76, 0x8d,
> > + 0xfb, 0xfc, 0xa4, 0x4e, 0xbe, 0x63, 0xa0, 0xc0, 0x57, 0x2b, 0x73, 0x1d,
> 0x66,
> > 0x12, 0x2f, 0xb7,
> > + 0x16, 0x09, 0xbe, 0x14, 0x80, 0xfa, 0xa4, 0xe4, 0xf7, 0x5e, 0x43, 0x95,
> 0x51,
> > 0x59, 0xd7, 0x0f,
> > + 0x08, 0x1e, 0x2a, 0x32, 0xfb, 0xb1, 0x9a, 0x48, 0xb9, 0xf1, 0x62, 0xcf,
> 0x6b,
> > 0x2f, 0xb4, 0x45,
> > + 0xd2, 0xd6, 0x99, 0x4b, 0xc5, 0x89, 0x10, 0xa2, 0x6b, 0x59, 0x43, 0x47,
> 0x78,
> > 0x03, 0xcd, 0xaa,
> > + 0xa1, 0xbd, 0x74, 0xb0, 0xda, 0x0a, 0x5d, 0x05, 0x3d, 0x8b, 0x1d, 0xc5,
> 0x93,
> > 0x09, 0x1d, 0xb5,
> > + 0x38, 0x83, 0x83, 0xc2, 0x60, 0x79, 0xf3, 0x44, 0xe2, 0xae, 0xa6, 0x00,
> 0xd0,
> > 0xe3, 0x24, 0x16,
> > + 0x4b, 0x45, 0x0f, 0x7b, 0x9b, 0x46, 0x51, 0x11, 0xb7, 0x26, 0x5f, 0x3b,
> 0x1b,
> > 0x06, 0x30, 0x89,
> > + 0xae, 0x7e, 0x26, 0x23, 0xfc, 0x0f, 0xda, 0x80, 0x52, 0xcf, 0x4b, 0xf3, 0x37,
> > 0x91, 0x02, 0xfb,
> > + 0xf7, 0x1d, 0x7c, 0x98, 0xe8, 0x25, 0x86, 0x64, 0xce, 0xed, 0x63, 0x7d,
> 0x20,
> > 0xf9, 0x5f, 0xf0,
> > + 0x11, 0x18, 0x81, 0xe6, 0x50, 0xce, 0x61, 0xf2, 0x51, 0xd9, 0xc3, 0xa6,
> 0x29,
> > 0xef, 0x22, 0x2d,
> > + };
> > +
> > +
> > +VOID *mRsa;
> > +
> > +UNIT_TEST_STATUS
> > +EFIAPI
> > +TestVerifyRsaPssPreReq (
> > + UNIT_TEST_CONTEXT Context
> > + )
> > +{
> > + mRsa = RsaNew ();
> > +
> > + if (mRsa == NULL) {
> > + return UNIT_TEST_ERROR_TEST_FAILED;
> > + }
> > +
> > + return UNIT_TEST_PASSED;
> > +}
> > +
> > +VOID
> > +EFIAPI
> > +TestVerifyRsaPssCleanUp (
> > + UNIT_TEST_CONTEXT Context
> > + )
> > +{
> > + if (mRsa != NULL) {
> > + RsaFree (mRsa);
> > + mRsa = NULL;
> > + }
> > +}
> > +
> > +
> > +UNIT_TEST_STATUS
> > +EFIAPI
> > +TestVerifyRsaPssSignVerify (
> > + IN UNIT_TEST_CONTEXT Context
> > + )
> > +{
> > + UINT8 *Signature;
> > + UINTN SigSize;
> > + BOOLEAN Status;
> > +
> > + Status = RsaSetKey (mRsa, RsaKeyN, RsaPssN, sizeof (RsaPssN));
> > + UT_ASSERT_TRUE (Status);
> > +
> > + Status = RsaSetKey (mRsa, RsaKeyE, RsaPssE, sizeof (RsaPssE));
> > + UT_ASSERT_TRUE (Status);
> > +
> > + Status = RsaSetKey (mRsa, RsaKeyD, RsaPssD, sizeof (RsaPssD));
> > + UT_ASSERT_TRUE (Status);
> > +
> > + SigSize = 0;
> > + Status = RsaPssSign (mRsa, PssMessage, sizeof(PssMessage),
> > SHA256_DIGEST_SIZE, SHA256_DIGEST_SIZE, NULL, &SigSize);
> > + UT_ASSERT_FALSE (Status);
> > + UT_ASSERT_NOT_EQUAL (SigSize, 0);
> > +
> > + Signature = AllocatePool (SigSize);
> > + Status = RsaPssSign (mRsa, PssMessage, sizeof(PssMessage),
> > SHA256_DIGEST_SIZE, SHA256_DIGEST_SIZE, Signature, &SigSize);
> > + UT_ASSERT_TRUE (Status);
> > +
> > + //
> > + // Verify RSA PSS encoded Signature generated in above step
> > + //
> > + Status = RsaPssVerify (mRsa, PssMessage, sizeof(PssMessage), Signature,
> > SigSize, SHA256_DIGEST_SIZE, SHA256_DIGEST_SIZE);
> > + UT_ASSERT_TRUE (Status);
> > +
> > + //
> > + // Verify NIST FIPS 186-3 RSA test vector signature
> > + //
> > + Status = RsaPssVerify (mRsa, PssMessage, sizeof(PssMessage),
> > TestVectorSignature, sizeof(TestVectorSignature), SHA256_DIGEST_SIZE,
> > SHA256_DIGEST_SIZE);
> > + UT_ASSERT_TRUE (Status);
> > +
> > + FreePool(Signature);
> > + return UNIT_TEST_PASSED;
> > +}
> > +
> > +
> > +TEST_DESC mRsaPssTest[] = {
> > + //
> > + // -----Description--------------------------------------Class----------------------
> > Function---------------------------------Pre---------------------Post---------Context
> > + //
> > + {"TestVerifyRsaPssSignVerify()", "CryptoPkg.BaseCryptLib.Rsa",
> > TestVerifyRsaPssSignVerify, TestVerifyRsaPssPreReq,
> > TestVerifyRsaPssCleanUp, NULL},
> > +};
> > +
> > +UINTN mRsaPssTestNum = ARRAY_SIZE(mRsaPssTest);
> > diff --git a/CryptoPkg/Test/UnitTest/Library/BaseCryptLib/RsaTests.c
> > b/CryptoPkg/Test/UnitTest/Library/BaseCryptLib/RsaTests.c
> > index 7ce20d2e778f..0969b6aea660 100644
> > --- a/CryptoPkg/Test/UnitTest/Library/BaseCryptLib/RsaTests.c
> > +++ b/CryptoPkg/Test/UnitTest/Library/BaseCryptLib/RsaTests.c
> > @@ -295,6 +295,8 @@ TestVerifyRsaPkcs1SignVerify (
> > Status = RsaPkcs1Verify (mRsa, HashValue, HashSize, Signature, SigSize);
> > UT_ASSERT_TRUE (Status);
> >
> > + FreePool(Signature);
> > +
> > return UNIT_TEST_PASSED;
> > }
> >
> > diff --git a/CryptoPkg/Include/Library/BaseCryptLib.h
> > b/CryptoPkg/Include/Library/BaseCryptLib.h
> > index 496121e6a4ed..8c7d5922ef96 100644
> > --- a/CryptoPkg/Include/Library/BaseCryptLib.h
> > +++ b/CryptoPkg/Include/Library/BaseCryptLib.h
> > @@ -1363,6 +1363,80 @@ RsaPkcs1Verify (
> > IN UINTN SigSize
> > );
> >
> > +/**
> > + Carries out the RSA-SSA signature generation with EMSA-PSS encoding
> > scheme.
> > +
> > + This function carries out the RSA-SSA signature generation with EMSA-PSS
> > encoding scheme defined in
> > + RFC 8017.
> > + Mask generation function is the same as the message digest algorithm.
> > + If the Signature buffer is too small to hold the contents of signature, FALSE
> > + is returned and SigSize is set to the required buffer size to obtain the
> signature.
> > +
> > + If RsaContext is NULL, then return FALSE.
> > + If Message is NULL, then return FALSE.
> > + If MsgSize is zero or > INT_MAX, then return FALSE.
> > + If DigestLen is NOT 32, 48 or 64, return FALSE.
> > + If SaltLen is < DigestLen, then return FALSE.
> > + If SigSize is large enough but Signature is NULL, then return FALSE.
> > + If this interface is not supported, then return FALSE.
> > +
> > + @param[in] RsaContext Pointer to RSA context for signature generation.
> > + @param[in] Message Pointer to octet message to be signed.
> > + @param[in] MsgSize Size of the message in bytes.
> > + @param[in] DigestLen Length of the digest in bytes to be used for RSA
> > signature operation.
> > + @param[in] SaltLen Length of the salt in bytes to be used for PSS
> > encoding.
> > + @param[out] Signature Pointer to buffer to receive RSA PSS signature.
> > + @param[in, out] SigSize On input, the size of Signature buffer in bytes.
> > + On output, the size of data returned in Signature buffer in
> > bytes.
> > +
> > + @retval TRUE Signature successfully generated in RSASSA-PSS.
> > + @retval FALSE Signature generation failed.
> > + @retval FALSE SigSize is too small.
> > + @retval FALSE This interface is not supported.
> > +
> > +**/
> > +BOOLEAN
> > +EFIAPI
> > +RsaPssSign (
> > + IN VOID *RsaContext,
> > + IN CONST UINT8 *Message,
> > + IN UINTN MsgSize,
> > + IN UINT16 DigestLen,
> > + IN UINT16 SaltLen,
> > + OUT UINT8 *Signature,
> > + IN OUT UINTN *SigSize
> > + );
> > +
> > +/**
> > + Verifies the RSA signature with RSASSA-PSS signature scheme defined in RFC
> > 8017.
> > + Implementation determines salt length automatically from the signature
> > encoding.
> > + Mask generation function is the same as the message digest algorithm.
> > + Salt length should atleast be equal to digest length.
> > +
> > + @param[in] RsaContext Pointer to RSA context for signature verification.
> > + @param[in] Message Pointer to octet message to be verified.
> > + @param[in] MsgSize Size of the message in bytes.
> > + @param[in] Signature Pointer to RSASSA-PSS signature to be verified.
> > + @param[in] SigSize Size of signature in bytes.
> > + @param[in] DigestLen Length of digest for RSA operation.
> > + @param[in] SaltLen Salt length for PSS encoding.
> > +
> > + @retval TRUE Valid signature encoded in RSASSA-PSS.
> > + @retval FALSE Invalid signature or invalid RSA context.
> > +
> > +**/
> > +BOOLEAN
> > +EFIAPI
> > +RsaPssVerify (
> > + IN VOID *RsaContext,
> > + IN CONST UINT8 *Message,
> > + IN UINTN MsgSize,
> > + IN CONST UINT8 *Signature,
> > + IN UINTN SigSize,
> > + IN UINT16 DigestLen,
> > + IN UINT16 SaltLen
> > + );
> > +
> > /**
> > Retrieve the RSA Private Key from the password-protected PEM key data.
> >
> > diff --git a/CryptoPkg/Library/BaseCryptLib/BaseCryptLib.inf
> > b/CryptoPkg/Library/BaseCryptLib/BaseCryptLib.inf
> > index 4aae2aba95d6..49703fa4c963 100644
> > --- a/CryptoPkg/Library/BaseCryptLib/BaseCryptLib.inf
> > +++ b/CryptoPkg/Library/BaseCryptLib/BaseCryptLib.inf
> > @@ -49,6 +49,8 @@
> > Pk/CryptX509.c
> > Pk/CryptAuthenticode.c
> > Pk/CryptTs.c
> > + Pk/CryptRsaPss.c
> > + Pk/CryptRsaPssSign.c
> > Pem/CryptPem.c
> >
> > SysCall/CrtWrapper.c
> > diff --git a/CryptoPkg/Library/BaseCryptLib/PeiCryptLib.inf
> > b/CryptoPkg/Library/BaseCryptLib/PeiCryptLib.inf
> > index 7509e4273028..0cab5f3ce36c 100644
> > --- a/CryptoPkg/Library/BaseCryptLib/PeiCryptLib.inf
> > +++ b/CryptoPkg/Library/BaseCryptLib/PeiCryptLib.inf
> > @@ -55,6 +55,8 @@
> > Pk/CryptX509Null.c
> > Pk/CryptAuthenticodeNull.c
> > Pk/CryptTsNull.c
> > + Pk/CryptRsaPss.c
> > + Pk/CryptRsaPssSignNull.c
> > Pem/CryptPemNull.c
> > Rand/CryptRandNull.c
> >
> > diff --git a/CryptoPkg/Library/BaseCryptLib/RuntimeCryptLib.inf
> > b/CryptoPkg/Library/BaseCryptLib/RuntimeCryptLib.inf
> > index 70c985ec93dc..3d3a6fb94a77 100644
> > --- a/CryptoPkg/Library/BaseCryptLib/RuntimeCryptLib.inf
> > +++ b/CryptoPkg/Library/BaseCryptLib/RuntimeCryptLib.inf
> > @@ -55,6 +55,8 @@
> > Pk/CryptX509.c
> > Pk/CryptAuthenticodeNull.c
> > Pk/CryptTsNull.c
> > + Pk/CryptRsaPssNull.c
> > + Pk/CryptRsaPssSignNull.c
> > Pem/CryptPem.c
> >
> > SysCall/CrtWrapper.c
> > diff --git a/CryptoPkg/Library/BaseCryptLib/SmmCryptLib.inf
> > b/CryptoPkg/Library/BaseCryptLib/SmmCryptLib.inf
> > index 91ec3e03bf5e..07c376ce04bb 100644
> > --- a/CryptoPkg/Library/BaseCryptLib/SmmCryptLib.inf
> > +++ b/CryptoPkg/Library/BaseCryptLib/SmmCryptLib.inf
> > @@ -53,6 +53,8 @@
> > Pk/CryptX509.c
> > Pk/CryptAuthenticodeNull.c
> > Pk/CryptTsNull.c
> > + Pk/CryptRsaPss.c
> > + Pk/CryptRsaPssSignNull.c
> > Pem/CryptPem.c
> >
> > SysCall/CrtWrapper.c
> > diff --git a/CryptoPkg/Library/BaseCryptLib/UnitTestHostBaseCryptLib.inf
> > b/CryptoPkg/Library/BaseCryptLib/UnitTestHostBaseCryptLib.inf
> > index db506c32f724..b98f9635b27b 100644
> > --- a/CryptoPkg/Library/BaseCryptLib/UnitTestHostBaseCryptLib.inf
> > +++ b/CryptoPkg/Library/BaseCryptLib/UnitTestHostBaseCryptLib.inf
> > @@ -44,6 +44,8 @@
> > Pk/CryptAuthenticode.c
> > Pk/CryptTs.c
> > Pem/CryptPem.c
> > + Pk/CryptRsaPss.c
> > + Pk/CryptRsaPssSign.c
> >
> > SysCall/UnitTestHostCrtWrapper.c
> >
> > diff --git a/CryptoPkg/Library/BaseCryptLibNull/BaseCryptLibNull.inf
> > b/CryptoPkg/Library/BaseCryptLibNull/BaseCryptLibNull.inf
> > index 689af4fedd68..faf959827b90 100644
> > --- a/CryptoPkg/Library/BaseCryptLibNull/BaseCryptLibNull.inf
> > +++ b/CryptoPkg/Library/BaseCryptLibNull/BaseCryptLibNull.inf
> > @@ -50,6 +50,8 @@
> > Pk/CryptTsNull.c
> > Pem/CryptPemNull.c
> > Rand/CryptRandNull.c
> > + Pk/CryptRsaPssNull.c
> > + Pk/CryptRsaPssSignNull.c
> >
> > [Packages]
> > MdePkg/MdePkg.dec
> > diff --git a/CryptoPkg/Private/Protocol/Crypto.h
> > b/CryptoPkg/Private/Protocol/Crypto.h
> > index 17930a77a60e..e304302c9445 100644
> > --- a/CryptoPkg/Private/Protocol/Crypto.h
> > +++ b/CryptoPkg/Private/Protocol/Crypto.h
> > @@ -3408,6 +3408,81 @@ EFI_STATUS
> > IN OUT UINTN *DataSize
> > );
> >
> > +/**
> > + Carries out the RSA-SSA signature generation with EMSA-PSS encoding
> > scheme.
> > +
> > + This function carries out the RSA-SSA signature generation with EMSA-PSS
> > encoding scheme defined in
> > + RFC 8017.
> > + Mask generation function is the same as the message digest algorithm.
> > + If the Signature buffer is too small to hold the contents of signature, FALSE
> > + is returned and SigSize is set to the required buffer size to obtain the
> signature.
> > +
> > + If RsaContext is NULL, then return FALSE.
> > + If Message is NULL, then return FALSE.
> > + If MsgSize is zero or > INT_MAX, then return FALSE.
> > + If DigestLen is NOT 32, 48 or 64, return FALSE.
> > + If SaltLen is < DigestLen, then return FALSE.
> > + If SigSize is large enough but Signature is NULL, then return FALSE.
> > + If this interface is not supported, then return FALSE.
> > +
> > + @param[in] RsaContext Pointer to RSA context for signature generation.
> > + @param[in] Message Pointer to octet message to be signed.
> > + @param[in] MsgSize Size of the message in bytes.
> > + @param[in] DigestLen Length of the digest in bytes to be used for RSA
> > signature operation.
> > + @param[in] SaltLen Length of the salt in bytes to be used for PSS
> > encoding.
> > + @param[out] Signature Pointer to buffer to receive RSA PSS signature.
> > + @param[in, out] SigSize On input, the size of Signature buffer in bytes.
> > + On output, the size of data returned in Signature buffer in
> > bytes.
> > +
> > + @retval TRUE Signature successfully generated in RSASSA-PSS.
> > + @retval FALSE Signature generation failed.
> > + @retval FALSE SigSize is too small.
> > + @retval FALSE This interface is not supported.
> > +
> > +**/
> > +typedef
> > +BOOLEAN
> > +(EFIAPI* EDKII_CRYPTO_RSA_PSS_SIGN)(
> > + IN VOID *RsaContext,
> > + IN CONST UINT8 *Message,
> > + IN UINTN MsgSize,
> > + IN UINT16 DigestLen,
> > + IN UINT16 SaltLen,
> > + OUT UINT8 *Signature,
> > + IN OUT UINTN *SigSize
> > + );
> > +
> > +/**
> > + Verifies the RSA signature with RSASSA-PSS signature scheme defined in RFC
> > 8017.
> > + Implementation determines salt length automatically from the signature
> > encoding.
> > + Mask generation function is the same as the message digest algorithm.
> > + Salt length should atleast be equal to digest length.
> > +
> > + @param[in] RsaContext Pointer to RSA context for signature verification.
> > + @param[in] Message Pointer to octet message to be verified.
> > + @param[in] MsgSize Size of the message in bytes.
> > + @param[in] Signature Pointer to RSASSA-PSS signature to be verified.
> > + @param[in] SigSize Size of signature in bytes.
> > + @param[in] DigestLen Length of digest for RSA operation.
> > + @param[in] SaltLen Salt length for PSS encoding.
> > +
> > + @retval TRUE Valid signature encoded in RSASSA-PSS.
> > + @retval FALSE Invalid signature or invalid RSA context.
> > +
> > +**/
> > +typedef
> > +BOOLEAN
> > +(EFIAPI* EDKII_CRYPTO_RSA_PSS_VERIFY)(
> > + IN VOID *RsaContext,
> > + IN CONST UINT8 *Message,
> > + IN UINTN MsgSize,
> > + IN CONST UINT8 *Signature,
> > + IN UINTN SigSize,
> > + IN UINT16 DigestLen,
> > + IN UINT16 SaltLen
> > + );
> > +
> > +
> >
> > ///
> > /// EDK II Crypto Protocol
> > @@ -3593,6 +3668,9 @@ struct _EDKII_CRYPTO_PROTOCOL {
> > EDKII_CRYPTO_TLS_GET_HOST_PUBLIC_CERT TlsGetHostPublicCert;
> > EDKII_CRYPTO_TLS_GET_HOST_PRIVATE_KEY TlsGetHostPrivateKey;
> > EDKII_CRYPTO_TLS_GET_CERT_REVOCATION_LIST
> > TlsGetCertRevocationList;
> > + /// RSA PSS
> > + EDKII_CRYPTO_RSA_PSS_SIGN RsaPssSign;
> > + EDKII_CRYPTO_RSA_PSS_VERIFY RsaPssVerify;
> > };
> >
> > extern GUID gEdkiiCryptoProtocolGuid;
> > diff --git a/CryptoPkg/Test/UnitTest/Library/BaseCryptLib/TestBaseCryptLib.h
> > b/CryptoPkg/Test/UnitTest/Library/BaseCryptLib/TestBaseCryptLib.h
> > index 9d1cb150a113..25c1379f1a77 100644
> > --- a/CryptoPkg/Test/UnitTest/Library/BaseCryptLib/TestBaseCryptLib.h
> > +++ b/CryptoPkg/Test/UnitTest/Library/BaseCryptLib/TestBaseCryptLib.h
> > @@ -83,6 +83,9 @@ extern TEST_DESC mPrngTest[];
> > extern UINTN mOaepTestNum;
> > extern TEST_DESC mOaepTest[];
> >
> > +extern UINTN mRsaPssTestNum;
> > +extern TEST_DESC mRsaPssTest[];
> > +
> > /** Creates a framework you can use */
> > EFI_STATUS
> > EFIAPI
> > diff --git
> > a/CryptoPkg/Test/UnitTest/Library/BaseCryptLib/TestBaseCryptLibHost.inf
> > b/CryptoPkg/Test/UnitTest/Library/BaseCryptLib/TestBaseCryptLibHost.inf
> > index 300b98e40b33..00c869265080 100644
> > --- a/CryptoPkg/Test/UnitTest/Library/BaseCryptLib/TestBaseCryptLibHost.inf
> > +++
> b/CryptoPkg/Test/UnitTest/Library/BaseCryptLib/TestBaseCryptLibHost.inf
> > @@ -34,6 +34,7 @@
> > RandTests.c
> > Pkcs7EkuTests.c
> > OaepEncryptTests.c
> > + RsaPssTests.c
> >
> > [Packages]
> > MdePkg/MdePkg.dec
> > diff --git
> > a/CryptoPkg/Test/UnitTest/Library/BaseCryptLib/TestBaseCryptLibShell.inf
> > b/CryptoPkg/Test/UnitTest/Library/BaseCryptLib/TestBaseCryptLibShell.inf
> > index d5e7e0d01446..ca789aa6ada3 100644
> > --- a/CryptoPkg/Test/UnitTest/Library/BaseCryptLib/TestBaseCryptLibShell.inf
> > +++
> b/CryptoPkg/Test/UnitTest/Library/BaseCryptLib/TestBaseCryptLibShell.inf
> > @@ -35,6 +35,7 @@
> > RandTests.c
> > Pkcs7EkuTests.c
> > OaepEncryptTests.c
> > + RsaPssTests.c
> >
> > [Packages]
> > MdePkg/MdePkg.dec
> > --
> > 2.14.3.windows.1
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