diff options
Diffstat (limited to 'Core/CryptoPkg/Library/BaseCryptLib/Cipher/CryptTdes.c')
| -rw-r--r-- | Core/CryptoPkg/Library/BaseCryptLib/Cipher/CryptTdes.c | 370 |
1 files changed, 0 insertions, 370 deletions
diff --git a/Core/CryptoPkg/Library/BaseCryptLib/Cipher/CryptTdes.c b/Core/CryptoPkg/Library/BaseCryptLib/Cipher/CryptTdes.c deleted file mode 100644 index 8025a49cc8..0000000000 --- a/Core/CryptoPkg/Library/BaseCryptLib/Cipher/CryptTdes.c +++ /dev/null @@ -1,370 +0,0 @@ -/** @file
- TDES Wrapper Implementation over OpenSSL.
-
-Copyright (c) 2010 - 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"
-#include <openssl/des.h>
-
-/**
- Retrieves the size, in bytes, of the context buffer required for TDES operations.
-
- @return The size, in bytes, of the context buffer required for TDES operations.
-
-**/
-UINTN
-EFIAPI
-TdesGetContextSize (
- VOID
- )
-{
- //
- // Memory for 3 copies of DES_key_schedule is allocated, for K1, K2 and K3 each.
- //
- return (UINTN) (3 * sizeof (DES_key_schedule));
-}
-
-/**
- Initializes user-supplied memory as TDES context for subsequent use.
-
- This function initializes user-supplied memory pointed by TdesContext as TDES context.
- In addition, it sets up all TDES key materials for subsequent encryption and decryption
- operations.
- There are 3 key options as follows:
- KeyLength = 64, Keying option 1: K1 == K2 == K3 (Backward compatibility with DES)
- KeyLength = 128, Keying option 2: K1 != K2 and K3 = K1 (Less Security)
- KeyLength = 192 Keying option 3: K1 != K2 != K3 (Strongest)
-
- If TdesContext is NULL, then return FALSE.
- If Key is NULL, then return FALSE.
- If KeyLength is not valid, then return FALSE.
-
- @param[out] TdesContext Pointer to TDES context being initialized.
- @param[in] Key Pointer to the user-supplied TDES key.
- @param[in] KeyLength Length of TDES key in bits.
-
- @retval TRUE TDES context initialization succeeded.
- @retval FALSE TDES context initialization failed.
-
-**/
-BOOLEAN
-EFIAPI
-TdesInit (
- OUT VOID *TdesContext,
- IN CONST UINT8 *Key,
- IN UINTN KeyLength
- )
-{
- DES_key_schedule *KeySchedule;
-
- //
- // Check input parameters.
- //
- if (TdesContext == NULL || Key == NULL || (KeyLength != 64 && KeyLength != 128 && KeyLength != 192)) {
- return FALSE;
- }
-
- KeySchedule = (DES_key_schedule *) TdesContext;
-
- //
- // If input Key is a weak key, return error.
- //
- if (DES_is_weak_key ((const_DES_cblock *) Key) == 1) {
- return FALSE;
- }
-
- DES_set_key_unchecked ((const_DES_cblock *) Key, KeySchedule);
-
- if (KeyLength == 64) {
- CopyMem (KeySchedule + 1, KeySchedule, sizeof (DES_key_schedule));
- CopyMem (KeySchedule + 2, KeySchedule, sizeof (DES_key_schedule));
- return TRUE;
- }
-
- if (DES_is_weak_key ((const_DES_cblock *) (Key + 8)) == 1) {
- return FALSE;
- }
-
- DES_set_key_unchecked ((const_DES_cblock *) (Key + 8), KeySchedule + 1);
-
- if (KeyLength == 128) {
- CopyMem (KeySchedule + 2, KeySchedule, sizeof (DES_key_schedule));
- return TRUE;
- }
-
- if (DES_is_weak_key ((const_DES_cblock *) (Key + 16)) == 1) {
- return FALSE;
- }
-
- DES_set_key_unchecked ((const_DES_cblock *) (Key + 16), KeySchedule + 2);
-
- return TRUE;
-}
-
-/**
- Performs TDES encryption on a data buffer of the specified size in ECB mode.
-
- This function performs TDES encryption on data buffer pointed by Input, of specified
- size of InputSize, in ECB mode.
- InputSize must be multiple of block size (8 bytes). This function does not perform
- padding. Caller must perform padding, if necessary, to ensure valid input data size.
- TdesContext should be already correctly initialized by TdesInit(). Behavior with
- invalid TDES context is undefined.
-
- If TdesContext is NULL, then return FALSE.
- If Input is NULL, then return FALSE.
- If InputSize is not multiple of block size (8 bytes), then return FALSE.
- If Output is NULL, then return FALSE.
-
- @param[in] TdesContext Pointer to the TDES context.
- @param[in] Input Pointer to the buffer containing the data to be encrypted.
- @param[in] InputSize Size of the Input buffer in bytes.
- @param[out] Output Pointer to a buffer that receives the TDES encryption output.
-
- @retval TRUE TDES encryption succeeded.
- @retval FALSE TDES encryption failed.
-
-**/
-BOOLEAN
-EFIAPI
-TdesEcbEncrypt (
- IN VOID *TdesContext,
- IN CONST UINT8 *Input,
- IN UINTN InputSize,
- OUT UINT8 *Output
- )
-{
- DES_key_schedule *KeySchedule;
-
- //
- // Check input parameters.
- //
- if (TdesContext == NULL || Input == NULL || (InputSize % TDES_BLOCK_SIZE) != 0 || Output == NULL) {
- return FALSE;
- }
-
- KeySchedule = (DES_key_schedule *) TdesContext;
-
- while (InputSize > 0) {
- DES_ecb3_encrypt (
- (const_DES_cblock *) Input,
- (DES_cblock *) Output,
- KeySchedule,
- KeySchedule + 1,
- KeySchedule + 2,
- DES_ENCRYPT
- );
- Input += TDES_BLOCK_SIZE;
- Output += TDES_BLOCK_SIZE;
- InputSize -= TDES_BLOCK_SIZE;
- }
-
- return TRUE;
-}
-
-/**
- Performs TDES decryption on a data buffer of the specified size in ECB mode.
-
- This function performs TDES decryption on data buffer pointed by Input, of specified
- size of InputSize, in ECB mode.
- InputSize must be multiple of block size (8 bytes). This function does not perform
- padding. Caller must perform padding, if necessary, to ensure valid input data size.
- TdesContext should be already correctly initialized by TdesInit(). Behavior with
- invalid TDES context is undefined.
-
- If TdesContext is NULL, then return FALSE.
- If Input is NULL, then return FALSE.
- If InputSize is not multiple of block size (8 bytes), then return FALSE.
- If Output is NULL, then return FALSE.
-
- @param[in] TdesContext Pointer to the TDES context.
- @param[in] Input Pointer to the buffer containing the data to be decrypted.
- @param[in] InputSize Size of the Input buffer in bytes.
- @param[out] Output Pointer to a buffer that receives the TDES decryption output.
-
- @retval TRUE TDES decryption succeeded.
- @retval FALSE TDES decryption failed.
-
-**/
-BOOLEAN
-EFIAPI
-TdesEcbDecrypt (
- IN VOID *TdesContext,
- IN CONST UINT8 *Input,
- IN UINTN InputSize,
- OUT UINT8 *Output
- )
-{
- DES_key_schedule *KeySchedule;
-
- //
- // Check input parameters.
- //
- if (TdesContext == NULL || Input == NULL || (InputSize % TDES_BLOCK_SIZE) != 0 || Output == NULL) {
- return FALSE;
- }
-
- KeySchedule = (DES_key_schedule *) TdesContext;
-
- while (InputSize > 0) {
- DES_ecb3_encrypt (
- (const_DES_cblock *) Input,
- (DES_cblock *) Output,
- KeySchedule,
- KeySchedule + 1,
- KeySchedule + 2,
- DES_DECRYPT
- );
- Input += TDES_BLOCK_SIZE;
- Output += TDES_BLOCK_SIZE;
- InputSize -= TDES_BLOCK_SIZE;
- }
-
- return TRUE;
-}
-
-/**
- Performs TDES encryption on a data buffer of the specified size in CBC mode.
-
- This function performs TDES encryption on data buffer pointed by Input, of specified
- size of InputSize, in CBC mode.
- InputSize must be multiple of block size (8 bytes). This function does not perform
- padding. Caller must perform padding, if necessary, to ensure valid input data size.
- Initialization vector should be one block size (8 bytes).
- TdesContext should be already correctly initialized by TdesInit(). Behavior with
- invalid TDES context is undefined.
-
- If TdesContext is NULL, then return FALSE.
- If Input is NULL, then return FALSE.
- If InputSize is not multiple of block size (8 bytes), then return FALSE.
- If Ivec is NULL, then return FALSE.
- If Output is NULL, then return FALSE.
-
- @param[in] TdesContext Pointer to the TDES context.
- @param[in] Input Pointer to the buffer containing the data to be encrypted.
- @param[in] InputSize Size of the Input buffer in bytes.
- @param[in] Ivec Pointer to initialization vector.
- @param[out] Output Pointer to a buffer that receives the TDES encryption output.
-
- @retval TRUE TDES encryption succeeded.
- @retval FALSE TDES encryption failed.
-
-**/
-BOOLEAN
-EFIAPI
-TdesCbcEncrypt (
- IN VOID *TdesContext,
- IN CONST UINT8 *Input,
- IN UINTN InputSize,
- IN CONST UINT8 *Ivec,
- OUT UINT8 *Output
- )
-{
- DES_key_schedule *KeySchedule;
- UINT8 IvecBuffer[TDES_BLOCK_SIZE];
-
- //
- // Check input parameters.
- //
- if (TdesContext == NULL || Input == NULL || (InputSize % TDES_BLOCK_SIZE) != 0) {
- return FALSE;
- }
-
- if (Ivec == NULL || Output == NULL || InputSize > INT_MAX) {
- return FALSE;
- }
-
- KeySchedule = (DES_key_schedule *) TdesContext;
- CopyMem (IvecBuffer, Ivec, TDES_BLOCK_SIZE);
-
- DES_ede3_cbc_encrypt (
- Input,
- Output,
- (UINT32) InputSize,
- KeySchedule,
- KeySchedule + 1,
- KeySchedule + 2,
- (DES_cblock *) IvecBuffer,
- DES_ENCRYPT
- );
-
- return TRUE;
-}
-
-/**
- Performs TDES decryption on a data buffer of the specified size in CBC mode.
-
- This function performs TDES decryption on data buffer pointed by Input, of specified
- size of InputSize, in CBC mode.
- InputSize must be multiple of block size (8 bytes). This function does not perform
- padding. Caller must perform padding, if necessary, to ensure valid input data size.
- Initialization vector should be one block size (8 bytes).
- TdesContext should be already correctly initialized by TdesInit(). Behavior with
- invalid TDES context is undefined.
-
- If TdesContext is NULL, then return FALSE.
- If Input is NULL, then return FALSE.
- If InputSize is not multiple of block size (8 bytes), then return FALSE.
- If Ivec is NULL, then return FALSE.
- If Output is NULL, then return FALSE.
-
- @param[in] TdesContext Pointer to the TDES context.
- @param[in] Input Pointer to the buffer containing the data to be encrypted.
- @param[in] InputSize Size of the Input buffer in bytes.
- @param[in] Ivec Pointer to initialization vector.
- @param[out] Output Pointer to a buffer that receives the TDES encryption output.
-
- @retval TRUE TDES decryption succeeded.
- @retval FALSE TDES decryption failed.
-
-**/
-BOOLEAN
-EFIAPI
-TdesCbcDecrypt (
- IN VOID *TdesContext,
- IN CONST UINT8 *Input,
- IN UINTN InputSize,
- IN CONST UINT8 *Ivec,
- OUT UINT8 *Output
- )
-{
- DES_key_schedule *KeySchedule;
- UINT8 IvecBuffer[TDES_BLOCK_SIZE];
-
- //
- // Check input parameters.
- //
- if (TdesContext == NULL || Input == NULL || (InputSize % TDES_BLOCK_SIZE) != 0) {
- return FALSE;
- }
-
- if (Ivec == NULL || Output == NULL || InputSize > INT_MAX) {
- return FALSE;
- }
-
- KeySchedule = (DES_key_schedule *) TdesContext;
- CopyMem (IvecBuffer, Ivec, TDES_BLOCK_SIZE);
-
- DES_ede3_cbc_encrypt (
- Input,
- Output,
- (UINT32) InputSize,
- KeySchedule,
- KeySchedule + 1,
- KeySchedule + 2,
- (DES_cblock *) IvecBuffer,
- DES_DECRYPT
- );
-
- return TRUE;
-}
-
|