diff options
author | vnugent <public@vaughnnugent.com> | 2024-04-23 18:19:31 -0400 |
---|---|---|
committer | vnugent <public@vaughnnugent.com> | 2024-04-23 18:19:31 -0400 |
commit | 7cb7a93de4f6f5e741bc5129e3d928e44f050930 (patch) | |
tree | ae5c564a0c3c60d0b4dac13ac8e8e3ebf7906ab1 /include/mbedtls/des.h | |
parent | 30e8dda6cbea86bdee6d5dfe48514385d3b9f81b (diff) |
refactor!: MbedTLS on Windows, switch to uint32
Diffstat (limited to 'include/mbedtls/des.h')
-rw-r--r-- | include/mbedtls/des.h | 385 |
1 files changed, 0 insertions, 385 deletions
diff --git a/include/mbedtls/des.h b/include/mbedtls/des.h deleted file mode 100644 index 2b097a1..0000000 --- a/include/mbedtls/des.h +++ /dev/null @@ -1,385 +0,0 @@ -/** - * \file des.h - * - * \brief DES block cipher - * - * \warning DES/3DES are considered weak ciphers and their use constitutes a - * security risk. We recommend considering stronger ciphers - * instead. - */ -/* - * Copyright The Mbed TLS Contributors - * SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later - * - */ -#ifndef MBEDTLS_DES_H -#define MBEDTLS_DES_H -#include "mbedtls/private_access.h" - -#include "mbedtls/build_info.h" -#include "mbedtls/platform_util.h" - -#include <stddef.h> -#include <stdint.h> - -#define MBEDTLS_DES_ENCRYPT 1 -#define MBEDTLS_DES_DECRYPT 0 - -/** The data input has an invalid length. */ -#define MBEDTLS_ERR_DES_INVALID_INPUT_LENGTH -0x0032 - -#define MBEDTLS_DES_KEY_SIZE 8 - -#ifdef __cplusplus -extern "C" { -#endif - -#if !defined(MBEDTLS_DES_ALT) -// Regular implementation -// - -/** - * \brief DES context structure - * - * \warning DES/3DES are considered weak ciphers and their use constitutes a - * security risk. We recommend considering stronger ciphers - * instead. - */ -typedef struct mbedtls_des_context { - uint32_t MBEDTLS_PRIVATE(sk)[32]; /*!< DES subkeys */ -} -mbedtls_des_context; - -/** - * \brief Triple-DES context structure - * - * \warning DES/3DES are considered weak ciphers and their use constitutes a - * security risk. We recommend considering stronger ciphers - * instead. - */ -typedef struct mbedtls_des3_context { - uint32_t MBEDTLS_PRIVATE(sk)[96]; /*!< 3DES subkeys */ -} -mbedtls_des3_context; - -#else /* MBEDTLS_DES_ALT */ -#include "des_alt.h" -#endif /* MBEDTLS_DES_ALT */ - -/** - * \brief Initialize DES context - * - * \param ctx DES context to be initialized - * - * \warning DES/3DES are considered weak ciphers and their use constitutes a - * security risk. We recommend considering stronger ciphers - * instead. - */ -void mbedtls_des_init(mbedtls_des_context *ctx); - -/** - * \brief Clear DES context - * - * \param ctx DES context to be cleared - * - * \warning DES/3DES are considered weak ciphers and their use constitutes a - * security risk. We recommend considering stronger ciphers - * instead. - */ -void mbedtls_des_free(mbedtls_des_context *ctx); - -/** - * \brief Initialize Triple-DES context - * - * \param ctx DES3 context to be initialized - * - * \warning DES/3DES are considered weak ciphers and their use constitutes a - * security risk. We recommend considering stronger ciphers - * instead. - */ -void mbedtls_des3_init(mbedtls_des3_context *ctx); - -/** - * \brief Clear Triple-DES context - * - * \param ctx DES3 context to be cleared - * - * \warning DES/3DES are considered weak ciphers and their use constitutes a - * security risk. We recommend considering stronger ciphers - * instead. - */ -void mbedtls_des3_free(mbedtls_des3_context *ctx); - -/** - * \brief Set key parity on the given key to odd. - * - * DES keys are 56 bits long, but each byte is padded with - * a parity bit to allow verification. - * - * \param key 8-byte secret key - * - * \warning DES/3DES are considered weak ciphers and their use constitutes a - * security risk. We recommend considering stronger ciphers - * instead. - */ -void mbedtls_des_key_set_parity(unsigned char key[MBEDTLS_DES_KEY_SIZE]); - -/** - * \brief Check that key parity on the given key is odd. - * - * DES keys are 56 bits long, but each byte is padded with - * a parity bit to allow verification. - * - * \param key 8-byte secret key - * - * \return 0 is parity was ok, 1 if parity was not correct. - * - * \warning DES/3DES are considered weak ciphers and their use constitutes a - * security risk. We recommend considering stronger ciphers - * instead. - */ -MBEDTLS_CHECK_RETURN_TYPICAL -int mbedtls_des_key_check_key_parity(const unsigned char key[MBEDTLS_DES_KEY_SIZE]); - -/** - * \brief Check that key is not a weak or semi-weak DES key - * - * \param key 8-byte secret key - * - * \return 0 if no weak key was found, 1 if a weak key was identified. - * - * \warning DES/3DES are considered weak ciphers and their use constitutes a - * security risk. We recommend considering stronger ciphers - * instead. - */ -MBEDTLS_CHECK_RETURN_TYPICAL -int mbedtls_des_key_check_weak(const unsigned char key[MBEDTLS_DES_KEY_SIZE]); - -/** - * \brief DES key schedule (56-bit, encryption) - * - * \param ctx DES context to be initialized - * \param key 8-byte secret key - * - * \return 0 - * - * \warning DES/3DES are considered weak ciphers and their use constitutes a - * security risk. We recommend considering stronger ciphers - * instead. - */ -MBEDTLS_CHECK_RETURN_TYPICAL -int mbedtls_des_setkey_enc(mbedtls_des_context *ctx, const unsigned char key[MBEDTLS_DES_KEY_SIZE]); - -/** - * \brief DES key schedule (56-bit, decryption) - * - * \param ctx DES context to be initialized - * \param key 8-byte secret key - * - * \return 0 - * - * \warning DES/3DES are considered weak ciphers and their use constitutes a - * security risk. We recommend considering stronger ciphers - * instead. - */ -MBEDTLS_CHECK_RETURN_TYPICAL -int mbedtls_des_setkey_dec(mbedtls_des_context *ctx, const unsigned char key[MBEDTLS_DES_KEY_SIZE]); - -/** - * \brief Triple-DES key schedule (112-bit, encryption) - * - * \param ctx 3DES context to be initialized - * \param key 16-byte secret key - * - * \return 0 - * - * \warning DES/3DES are considered weak ciphers and their use constitutes a - * security risk. We recommend considering stronger ciphers - * instead. - */ -MBEDTLS_CHECK_RETURN_TYPICAL -int mbedtls_des3_set2key_enc(mbedtls_des3_context *ctx, - const unsigned char key[MBEDTLS_DES_KEY_SIZE * 2]); - -/** - * \brief Triple-DES key schedule (112-bit, decryption) - * - * \param ctx 3DES context to be initialized - * \param key 16-byte secret key - * - * \return 0 - * - * \warning DES/3DES are considered weak ciphers and their use constitutes a - * security risk. We recommend considering stronger ciphers - * instead. - */ -MBEDTLS_CHECK_RETURN_TYPICAL -int mbedtls_des3_set2key_dec(mbedtls_des3_context *ctx, - const unsigned char key[MBEDTLS_DES_KEY_SIZE * 2]); - -/** - * \brief Triple-DES key schedule (168-bit, encryption) - * - * \param ctx 3DES context to be initialized - * \param key 24-byte secret key - * - * \return 0 - * - * \warning DES/3DES are considered weak ciphers and their use constitutes a - * security risk. We recommend considering stronger ciphers - * instead. - */ -MBEDTLS_CHECK_RETURN_TYPICAL -int mbedtls_des3_set3key_enc(mbedtls_des3_context *ctx, - const unsigned char key[MBEDTLS_DES_KEY_SIZE * 3]); - -/** - * \brief Triple-DES key schedule (168-bit, decryption) - * - * \param ctx 3DES context to be initialized - * \param key 24-byte secret key - * - * \return 0 - * - * \warning DES/3DES are considered weak ciphers and their use constitutes a - * security risk. We recommend considering stronger ciphers - * instead. - */ -MBEDTLS_CHECK_RETURN_TYPICAL -int mbedtls_des3_set3key_dec(mbedtls_des3_context *ctx, - const unsigned char key[MBEDTLS_DES_KEY_SIZE * 3]); - -/** - * \brief DES-ECB block encryption/decryption - * - * \param ctx DES context - * \param input 64-bit input block - * \param output 64-bit output block - * - * \return 0 if successful - * - * \warning DES/3DES are considered weak ciphers and their use constitutes a - * security risk. We recommend considering stronger ciphers - * instead. - */ -MBEDTLS_CHECK_RETURN_TYPICAL -int mbedtls_des_crypt_ecb(mbedtls_des_context *ctx, - const unsigned char input[8], - unsigned char output[8]); - -#if defined(MBEDTLS_CIPHER_MODE_CBC) -/** - * \brief DES-CBC buffer encryption/decryption - * - * \note Upon exit, the content of the IV is updated so that you can - * call the function same function again on the following - * block(s) of data and get the same result as if it was - * encrypted in one call. This allows a "streaming" usage. - * If on the other hand you need to retain the contents of the - * IV, you should either save it manually or use the cipher - * module instead. - * - * \param ctx DES context - * \param mode MBEDTLS_DES_ENCRYPT or MBEDTLS_DES_DECRYPT - * \param length length of the input data - * \param iv initialization vector (updated after use) - * \param input buffer holding the input data - * \param output buffer holding the output data - * - * \warning DES/3DES are considered weak ciphers and their use constitutes a - * security risk. We recommend considering stronger ciphers - * instead. - */ -MBEDTLS_CHECK_RETURN_TYPICAL -int mbedtls_des_crypt_cbc(mbedtls_des_context *ctx, - int mode, - size_t length, - unsigned char iv[8], - const unsigned char *input, - unsigned char *output); -#endif /* MBEDTLS_CIPHER_MODE_CBC */ - -/** - * \brief 3DES-ECB block encryption/decryption - * - * \param ctx 3DES context - * \param input 64-bit input block - * \param output 64-bit output block - * - * \return 0 if successful - * - * \warning DES/3DES are considered weak ciphers and their use constitutes a - * security risk. We recommend considering stronger ciphers - * instead. - */ -MBEDTLS_CHECK_RETURN_TYPICAL -int mbedtls_des3_crypt_ecb(mbedtls_des3_context *ctx, - const unsigned char input[8], - unsigned char output[8]); - -#if defined(MBEDTLS_CIPHER_MODE_CBC) -/** - * \brief 3DES-CBC buffer encryption/decryption - * - * \note Upon exit, the content of the IV is updated so that you can - * call the function same function again on the following - * block(s) of data and get the same result as if it was - * encrypted in one call. This allows a "streaming" usage. - * If on the other hand you need to retain the contents of the - * IV, you should either save it manually or use the cipher - * module instead. - * - * \param ctx 3DES context - * \param mode MBEDTLS_DES_ENCRYPT or MBEDTLS_DES_DECRYPT - * \param length length of the input data - * \param iv initialization vector (updated after use) - * \param input buffer holding the input data - * \param output buffer holding the output data - * - * \return 0 if successful, or MBEDTLS_ERR_DES_INVALID_INPUT_LENGTH - * - * \warning DES/3DES are considered weak ciphers and their use constitutes a - * security risk. We recommend considering stronger ciphers - * instead. - */ -MBEDTLS_CHECK_RETURN_TYPICAL -int mbedtls_des3_crypt_cbc(mbedtls_des3_context *ctx, - int mode, - size_t length, - unsigned char iv[8], - const unsigned char *input, - unsigned char *output); -#endif /* MBEDTLS_CIPHER_MODE_CBC */ - -/** - * \brief Internal function for key expansion. - * (Only exposed to allow overriding it, - * see MBEDTLS_DES_SETKEY_ALT) - * - * \param SK Round keys - * \param key Base key - * - * \warning DES/3DES are considered weak ciphers and their use constitutes a - * security risk. We recommend considering stronger ciphers - * instead. - */ -void mbedtls_des_setkey(uint32_t SK[32], - const unsigned char key[MBEDTLS_DES_KEY_SIZE]); - -#if defined(MBEDTLS_SELF_TEST) - -/** - * \brief Checkup routine - * - * \return 0 if successful, or 1 if the test failed - */ -MBEDTLS_CHECK_RETURN_CRITICAL -int mbedtls_des_self_test(int verbose); - -#endif /* MBEDTLS_SELF_TEST */ - -#ifdef __cplusplus -} -#endif - -#endif /* des.h */ |