diff options
Diffstat (limited to 'Core/CryptoPkg/Library/BaseCryptLib/Pk/CryptRsaExt.c')
| -rw-r--r-- | Core/CryptoPkg/Library/BaseCryptLib/Pk/CryptRsaExt.c | 362 |
1 files changed, 0 insertions, 362 deletions
diff --git a/Core/CryptoPkg/Library/BaseCryptLib/Pk/CryptRsaExt.c b/Core/CryptoPkg/Library/BaseCryptLib/Pk/CryptRsaExt.c deleted file mode 100644 index ca32b1ecc3..0000000000 --- a/Core/CryptoPkg/Library/BaseCryptLib/Pk/CryptRsaExt.c +++ /dev/null @@ -1,362 +0,0 @@ -/** @file
- RSA Asymmetric Cipher Wrapper Implementation over OpenSSL.
-
- This file implements following APIs which provide more capabilities for RSA:
- 1) RsaGetKey
- 2) RsaGenerateKey
- 3) RsaCheckKey
- 4) RsaPkcs1Sign
-
-Copyright (c) 2009 - 2017, 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"
-
-#include <openssl/bn.h>
-#include <openssl/rsa.h>
-#include <openssl/err.h>
-#include <openssl/objects.h>
-
-/**
- Gets the tag-designated RSA key component from the established RSA context.
-
- This function retrieves the tag-designated RSA key component from the
- established RSA context as a non-negative integer (octet string format
- represented in RSA PKCS#1).
- If specified key component has not been set or has been cleared, then returned
- BnSize is set to 0.
- If the BigNumber buffer is too small to hold the contents of the key, FALSE
- is returned and BnSize is set to the required buffer size to obtain the key.
-
- If RsaContext is NULL, then return FALSE.
- If BnSize is NULL, then return FALSE.
- If BnSize is large enough but BigNumber is NULL, then return FALSE.
-
- @param[in, out] RsaContext Pointer to RSA context being set.
- @param[in] KeyTag Tag of RSA key component being set.
- @param[out] BigNumber Pointer to octet integer buffer.
- @param[in, out] BnSize On input, the size of big number buffer in bytes.
- On output, the size of data returned in big number buffer in bytes.
-
- @retval TRUE RSA key component was retrieved successfully.
- @retval FALSE Invalid RSA key component tag.
- @retval FALSE BnSize is too small.
-
-**/
-BOOLEAN
-EFIAPI
-RsaGetKey (
- IN OUT VOID *RsaContext,
- IN RSA_KEY_TAG KeyTag,
- OUT UINT8 *BigNumber,
- IN OUT UINTN *BnSize
- )
-{
- RSA *RsaKey;
- BIGNUM *BnKey;
- UINTN Size;
-
- //
- // Check input parameters.
- //
- if (RsaContext == NULL || BnSize == NULL) {
- return FALSE;
- }
-
- RsaKey = (RSA *) RsaContext;
- Size = *BnSize;
- *BnSize = 0;
- BnKey = NULL;
-
- switch (KeyTag) {
-
- //
- // RSA Public Modulus (N)
- //
- case RsaKeyN:
- RSA_get0_key (RsaKey, (const BIGNUM **)&BnKey, NULL, NULL);
- break;
-
- //
- // RSA Public Exponent (e)
- //
- case RsaKeyE:
- RSA_get0_key (RsaKey, NULL, (const BIGNUM **)&BnKey, NULL);
- break;
-
- //
- // RSA Private Exponent (d)
- //
- case RsaKeyD:
- RSA_get0_key (RsaKey, NULL, NULL, (const BIGNUM **)&BnKey);
- break;
-
- //
- // RSA Secret Prime Factor of Modulus (p)
- //
- case RsaKeyP:
- RSA_get0_factors (RsaKey, (const BIGNUM **)&BnKey, NULL);
- break;
-
- //
- // RSA Secret Prime Factor of Modules (q)
- //
- case RsaKeyQ:
- RSA_get0_factors (RsaKey, NULL, (const BIGNUM **)&BnKey);
- break;
-
- //
- // p's CRT Exponent (== d mod (p - 1))
- //
- case RsaKeyDp:
- RSA_get0_crt_params (RsaKey, (const BIGNUM **)&BnKey, NULL, NULL);
- break;
-
- //
- // q's CRT Exponent (== d mod (q - 1))
- //
- case RsaKeyDq:
- RSA_get0_crt_params (RsaKey, NULL, (const BIGNUM **)&BnKey, NULL);
- break;
-
- //
- // The CRT Coefficient (== 1/q mod p)
- //
- case RsaKeyQInv:
- RSA_get0_crt_params (RsaKey, NULL, NULL, (const BIGNUM **)&BnKey);
- break;
-
- default:
- return FALSE;
- }
-
- if (BnKey == NULL) {
- return FALSE;
- }
-
- *BnSize = Size;
- Size = BN_num_bytes (BnKey);
-
- if (*BnSize < Size) {
- *BnSize = Size;
- return FALSE;
- }
-
- if (BigNumber == NULL) {
- *BnSize = Size;
- return TRUE;
- }
- *BnSize = BN_bn2bin (BnKey, BigNumber) ;
-
- return TRUE;
-}
-
-/**
- Generates RSA key components.
-
- This function generates RSA key components. It takes RSA public exponent E and
- length in bits of RSA modulus N as input, and generates all key components.
- If PublicExponent is NULL, the default RSA public exponent (0x10001) will be used.
-
- Before this function can be invoked, pseudorandom number generator must be correctly
- initialized by RandomSeed().
-
- If RsaContext is NULL, then return FALSE.
-
- @param[in, out] RsaContext Pointer to RSA context being set.
- @param[in] ModulusLength Length of RSA modulus N in bits.
- @param[in] PublicExponent Pointer to RSA public exponent.
- @param[in] PublicExponentSize Size of RSA public exponent buffer in bytes.
-
- @retval TRUE RSA key component was generated successfully.
- @retval FALSE Invalid RSA key component tag.
-
-**/
-BOOLEAN
-EFIAPI
-RsaGenerateKey (
- IN OUT VOID *RsaContext,
- IN UINTN ModulusLength,
- IN CONST UINT8 *PublicExponent,
- IN UINTN PublicExponentSize
- )
-{
- BIGNUM *KeyE;
- BOOLEAN RetVal;
-
- //
- // Check input parameters.
- //
- if (RsaContext == NULL || ModulusLength > INT_MAX || PublicExponentSize > INT_MAX) {
- return FALSE;
- }
-
- KeyE = BN_new ();
- if (KeyE == NULL) {
- return FALSE;
- }
-
- RetVal = FALSE;
-
- if (PublicExponent == NULL) {
- if (BN_set_word (KeyE, 0x10001) == 0) {
- goto _Exit;
- }
- } else {
- if (BN_bin2bn (PublicExponent, (UINT32) PublicExponentSize, KeyE) == NULL) {
- goto _Exit;
- }
- }
-
- if (RSA_generate_key_ex ((RSA *) RsaContext, (UINT32) ModulusLength, KeyE, NULL) == 1) {
- RetVal = TRUE;
- }
-
-_Exit:
- BN_free (KeyE);
- return RetVal;
-}
-
-/**
- Validates key components of RSA context.
- NOTE: This function performs integrity checks on all the RSA key material, so
- the RSA key structure must contain all the private key data.
-
- This function validates key components of RSA context in following aspects:
- - Whether p is a prime
- - Whether q is a prime
- - Whether n = p * q
- - Whether d*e = 1 mod lcm(p-1,q-1)
-
- If RsaContext is NULL, then return FALSE.
-
- @param[in] RsaContext Pointer to RSA context to check.
-
- @retval TRUE RSA key components are valid.
- @retval FALSE RSA key components are not valid.
-
-**/
-BOOLEAN
-EFIAPI
-RsaCheckKey (
- IN VOID *RsaContext
- )
-{
- UINTN Reason;
-
- //
- // Check input parameters.
- //
- if (RsaContext == NULL) {
- return FALSE;
- }
-
- if (RSA_check_key ((RSA *) RsaContext) != 1) {
- Reason = ERR_GET_REASON (ERR_peek_last_error ());
- if (Reason == RSA_R_P_NOT_PRIME ||
- Reason == RSA_R_Q_NOT_PRIME ||
- Reason == RSA_R_N_DOES_NOT_EQUAL_P_Q ||
- Reason == RSA_R_D_E_NOT_CONGRUENT_TO_1) {
- return FALSE;
- }
- }
-
- return TRUE;
-}
-
-/**
- Carries out the RSA-SSA signature generation with EMSA-PKCS1-v1_5 encoding scheme.
-
- This function carries out the RSA-SSA signature generation with EMSA-PKCS1-v1_5 encoding scheme defined in
- RSA PKCS#1.
- 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 MessageHash is NULL, then return FALSE.
- If HashSize is not equal to the size of MD5, SHA-1 or SHA-256 digest, then return FALSE.
- If SigSize is large enough but Signature is NULL, then return FALSE.
-
- @param[in] RsaContext Pointer to RSA context for signature generation.
- @param[in] MessageHash Pointer to octet message hash to be signed.
- @param[in] HashSize Size of the message hash in bytes.
- @param[out] Signature Pointer to buffer to receive RSA PKCS1-v1_5 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 PKCS1-v1_5.
- @retval FALSE Signature generation failed.
- @retval FALSE SigSize is too small.
-
-**/
-BOOLEAN
-EFIAPI
-RsaPkcs1Sign (
- IN VOID *RsaContext,
- IN CONST UINT8 *MessageHash,
- IN UINTN HashSize,
- OUT UINT8 *Signature,
- IN OUT UINTN *SigSize
- )
-{
- RSA *Rsa;
- UINTN Size;
- INT32 DigestType;
-
- //
- // Check input parameters.
- //
- if (RsaContext == NULL || MessageHash == NULL) {
- return FALSE;
- }
-
- Rsa = (RSA *) RsaContext;
- Size = RSA_size (Rsa);
-
- if (*SigSize < Size) {
- *SigSize = Size;
- return FALSE;
- }
-
- if (Signature == NULL) {
- return FALSE;
- }
-
- //
- // Determine the message digest algorithm according to digest size.
- // Only MD5, SHA-1 or SHA-256 algorithm is supported.
- //
- switch (HashSize) {
- case MD5_DIGEST_SIZE:
- DigestType = NID_md5;
- break;
-
- case SHA1_DIGEST_SIZE:
- DigestType = NID_sha1;
- break;
-
- case SHA256_DIGEST_SIZE:
- DigestType = NID_sha256;
- break;
-
- default:
- return FALSE;
- }
-
- return (BOOLEAN) RSA_sign (
- DigestType,
- MessageHash,
- (UINT32) HashSize,
- Signature,
- (UINT32 *) SigSize,
- (RSA *) RsaContext
- );
-}
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