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-rw-r--r--src/internal/impl/mbedtls.c158
1 files changed, 0 insertions, 158 deletions
diff --git a/src/internal/impl/mbedtls.c b/src/internal/impl/mbedtls.c
deleted file mode 100644
index 54caa44..0000000
--- a/src/internal/impl/mbedtls.c
+++ /dev/null
@@ -1,158 +0,0 @@
-/*
-* Copyright (c) 2024 Vaughn Nugent
-*
-* Package: noscrypt
-* File: mbedtls.c
-*
-* This library is free software; you can redistribute it and/or
-* modify it under the terms of the GNU Lesser General Public License
-* as published by the Free Software Foundation; either version 2.1
-* of the License, or (at your option) any later version.
-*
-* This library is distributed in the hope that it will be useful,
-* but WITHOUT ANY WARRANTY; without even the implied warranty of
-* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
-* Lesser General Public License for more details.
-*
-* You should have received a copy of the GNU Lesser General Public License
-* along with noscrypt. If not, see http://www.gnu.org/licenses/.
-*/
-
-
-/*
-* This file contains implemntation functions for the required
-* cryptography primitives of noscrypt. This file stubs functionality
-* using the Mbed-TLS library, if the builder desires to link against
-* it.
-*/
-
-#ifdef MBEDTLS_CRYPTO_LIB
-
-#include <mbedtls/md.h>
-#include <mbedtls/hkdf.h>
-#include <mbedtls/hmac_drbg.h>
-#include <mbedtls/sha256.h>
-#include <mbedtls/chacha20.h>
-#include <mbedtls/constant_time.h>
-
-#include "../../platform.h"
-#include "../nc-util.h"
-
-/*
-* EXPORT SUPPORTED FUNCTION OVERRIDES
-*/
-
-_IMPLSTB const mbedtls_md_info_t* _mbed_sha256_alg(void)
-{
- const mbedtls_md_info_t* info;
- /* Get sha256 md info for hdkf operations */
- info = mbedtls_md_info_from_type(MBEDTLS_MD_SHA256);
- DEBUG_ASSERT2(info != NULL, "Expected SHA256 md info pointer to be valid")
- return info;
-}
-
-#ifndef _IMPL_CHACHA20_CRYPT
-
- /* Export chacha20 computation */
- #define _IMPL_CHACHA20_CRYPT _mbed_chacha20_encrypt
-
- _IMPLSTB int _mbed_chacha20_encrypt(
- const uint8_t* key,
- const uint8_t* nonce,
- const uint8_t* input,
- uint8_t* output,
- size_t dataLen
- )
- {
- /* Counter always starts at 0 */
- return mbedtls_chacha20_crypt(key, nonce, 0x00u, dataLen, input, output);
- }
-
-#endif
-
-/* Export sha256 if not already defined */
-#ifndef _IMPL_CRYPTO_SHA256_DIGEST
-
- #define _IMPL_CRYPTO_SHA256_DIGEST _mbed_sha256_digest
-
- _IMPLSTB CStatus _mbed_sha256_digest(const uint8_t* data, size_t dataSize,uint8_t* digestOut32)
- {
- return mbedtls_sha256(data, dataSize, digestOut32, 0);
- }
-
-#endif
-
-/* Export Sha256 hmac if not already defined by other libs */
-#ifndef _IMPL_CRYPTO_SHA256_HMAC
-
- #define _IMPL_CRYPTO_SHA256_HMAC _mbed_sha256_hmac
-
- _IMPLSTB CStatus _mbed_sha256_hmac(
- const uint8_t* key, size_t keyLen,
- const uint8_t* data, size_t dataLen,
- void* hmacOut32
- )
- {
- return mbedtls_md_hmac(
- _mbed_sha256_alg(),
- key, keyLen,
- data, dataLen,
- hmacOut32
- );
- }
-#endif
-
-/* Export hkdf expand if not already defined */
-#ifndef _IMPL_CRYPTO_SHA256_HKDF_EXPAND
-
- #define _IMPL_CRYPTO_SHA256_HKDF_EXPAND _mbed_sha256_hkdf_expand
-
- _IMPLSTB int _mbed_sha256_hkdf_expand(
- const uint8_t* prk, size_t prkLen,
- const uint8_t* info, size_t infoLen,
- void* okm, size_t okmLen
- )
- {
- return mbedtls_hkdf_expand(
- _mbed_sha256_alg(),
- prk, prkLen,
- info, infoLen,
- okm, okmLen
- );
- }
-
-#endif
-
-/* Export hkdf extract if not already defined */
-#ifndef _IMPL_CRYPTO_SHA256_HKDF_EXTRACT
-
- #define _IMPL_CRYPTO_SHA256_HKDF_EXTRACT _mbed_sha256_hkdf_extract
-
- _IMPLSTB int _mbed_sha256_hkdf_extract(
- const uint8_t* salt, size_t saltLen,
- const uint8_t* ikm, size_t ikmLen,
- void* prk
- )
- {
- return mbedtls_hkdf_extract(
- _mbed_sha256_alg(),
- salt, saltLen,
- ikm, ikmLen,
- prk
- );
- }
-#endif
-
-/* Export fixed-time compare if not already defined */
-#ifndef _IMPL_CRYPTO_FIXED_TIME_COMPARE
-
- #define _IMPL_CRYPTO_FIXED_TIME_COMPARE _mbed_fixed_time_compare
-
- /* fixed-time memcmp */
- _IMPLSTB int _mbed_fixed_time_compare(const uint8_t* a, const uint8_t* b, size_t size)
- {
- return mbedtls_ct_memcmp(a, b, size);
- }
-#endif
-
-#endif \ No newline at end of file