diff options
Diffstat (limited to 'os/hal/templates/hal_crypto_lld.c')
| -rw-r--r-- | os/hal/templates/hal_crypto_lld.c | 435 |
1 files changed, 435 insertions, 0 deletions
diff --git a/os/hal/templates/hal_crypto_lld.c b/os/hal/templates/hal_crypto_lld.c new file mode 100644 index 000000000..9268e5398 --- /dev/null +++ b/os/hal/templates/hal_crypto_lld.c @@ -0,0 +1,435 @@ +/*
+ ChibiOS - Copyright (C) 2006..2016 Giovanni Di Sirio
+
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+*/
+
+/**
+ * @file CRYPv1/hal_crypto_lld.c
+ * @brief STM32 cryptographic subsystem low level driver source.
+ *
+ * @addtogroup CRYPTO
+ * @{
+ */
+
+#include "hal.h"
+
+#if (HAL_USE_CRY == TRUE) || defined(__DOXYGEN__)
+
+/*===========================================================================*/
+/* Driver local definitions. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver exported variables. */
+/*===========================================================================*/
+
+/** @brief CRY1 driver identifier.*/
+#if PLATFORM_CRY_USE_CRY1 || defined(__DOXYGEN__)
+CRYDriver CRYD1;
+#endif
+
+/*===========================================================================*/
+/* Driver local variables and types. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver local functions. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver interrupt handlers. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver exported functions. */
+/*===========================================================================*/
+
+/**
+ * @brief Low level crypto driver initialization.
+ *
+ * @notapi
+ */
+void cry_lld_init(void) {
+
+}
+
+/**
+ * @brief Configures and activates the crypto peripheral.
+ *
+ * @param[in] cryp pointer to the @p CRYDriver object
+ *
+ * @notapi
+ */
+void cry_lld_start(CRYDriver *cryp) {
+
+ if (cryp->state == CRY_STOP) {
+
+ }
+}
+
+/**
+ * @brief Deactivates the crypto peripheral.
+ *
+ * @param[in] cryp pointer to the @p CRYDriver object
+ *
+ * @notapi
+ */
+void cry_lld_stop(CRYDriver *cryp) {
+
+ if (cryp->state == CRY_READY) {
+
+ }
+}
+
+/**
+ * @brief Initializes the transient key for a specific algorithm.
+ *
+ * @param[in] cryp pointer to the @p CRYDriver object
+ * @param[in] keyp pointer to the key data
+ * @return The operation status.
+ * @retval CRY_NOERROR if the operation succeeded.
+ * @retval CRY_ERR_INV_ALGO if the specified algorithm is unknown or
+ * unsupported.
+ * @retval CRY_ERR_INV_KEY_SIZE if the specified key size is invalid.
+ *
+ * @notapi
+ */
+cryerror_t cry_lld_loadkey(CRYDriver *cryp,
+ cryalgorithm_t algorithm,
+ size_t size,
+ const uint8_t *keyp) {
+
+ (void)cryp;
+ (void)algorithm;
+ (void)size;
+ (void)keyp;
+
+ return CRY_NOERROR;
+}
+
+/**
+ * @brief Encryption operation using AES-ECB.
+ *
+ * @param[in] cryp pointer to the @p CRYDriver object
+ * @param[in] key_id the key to be used for the operation, zero is the
+ * transient key, other values are keys stored in an
+ * unspecified way
+ * @param[in] size size of the plaintext buffer, this number must be a
+ * multiple of the selected key size
+ * @param[in] in buffer containing the input plaintext
+ * @param[out] out buffer for the output cyphertext
+ * @return The operation status.
+ * @retval CRY_NOERROR if the operation succeeded.
+ * @retval CRY_ERR_INV_ALGO if the operation is unsupported on this
+ * device instance.
+ * @retval CRY_ERR_INV_KEY_TYPE the selected key is invalid for this operation.
+ * @retval CRY_ERR_INV_KEY_ID if the specified key identifier is invalid
+ * or refers and empty key slot.
+ *
+ * @api
+ */
+cryerror_t cry_lld_encrypt_AES_ECB(CRYDriver *cryp,
+ crykey_t key_id,
+ size_t size,
+ const uint8_t *in,
+ uint8_t *out) {
+
+ (void)cryp;
+ (void)key_id;
+ (void)size;
+ (void)in;
+ (void)out;
+
+ return CRY_NOERROR;
+}
+
+/**
+ * @brief Decryption operation using AES-ECB.
+ *
+ * @param[in] cryp pointer to the @p CRYDriver object
+ * @param[in] key_id the key to be used for the operation, zero is the
+ * transient key, other values are keys stored in an
+ * unspecified way
+ * @param[in] size size of the plaintext buffer, this number must be a
+ * multiple of the selected key size
+ * @param[in] in buffer containing the input plaintext
+ * @param[out] out buffer for the output cyphertext
+ * @return The operation status.
+ * @retval CRY_NOERROR if the operation succeeded.
+ * @retval CRY_ERR_INV_ALGO if the operation is unsupported on this
+ * device instance.
+ * @retval CRY_ERR_INV_KEY_TYPE the selected key is invalid for this operation.
+ * @retval CRY_ERR_INV_KEY_ID if the specified key identifier is invalid
+ * or refers and empty key slot.
+ *
+ * @api
+ */
+cryerror_t cry_lld_decrypt_AES_ECB(CRYDriver *cryp,
+ crykey_t key_id,
+ size_t size,
+ const uint8_t *in,
+ uint8_t *out) {
+
+ (void)cryp;
+ (void)key_id;
+ (void)size;
+ (void)in;
+ (void)out;
+
+ return CRY_NOERROR;
+}
+
+/**
+ * @brief Encryption operation using AES-CBC.
+ *
+ * @param[in] cryp pointer to the @p CRYDriver object
+ * @param[in] key_id the key to be used for the operation, zero is the
+ * transient key, other values are keys stored in an
+ * unspecified way
+ * @param[in] size size of the plaintext buffer, this number must be a
+ * multiple of the selected key size
+ * @param[in] in buffer containing the input plaintext
+ * @param[out] out buffer for the output cyphertext
+ * @param[in] iv input vector
+ * @return The operation status.
+ * @retval CRY_NOERROR if the operation succeeded.
+ * @retval CRY_ERR_INV_ALGO if the operation is unsupported on this
+ * device instance.
+ * @retval CRY_ERR_INV_KEY_TYPE the selected key is invalid for this operation.
+ * @retval CRY_ERR_INV_KEY_ID if the specified key identifier is invalid
+ * or refers and empty key slot.
+ *
+ * @api
+ */
+cryerror_t cry_lld_encrypt_AES_CBC(CRYDriver *cryp,
+ crykey_t key_id,
+ size_t size,
+ const uint8_t *in,
+ uint8_t *out,
+ const uint8_t *iv) {
+
+ (void)cryp;
+ (void)key_id;
+ (void)size;
+ (void)in;
+ (void)out;
+ (void)iv;
+
+ return CRY_NOERROR;
+}
+
+/**
+ * @brief Decryption operation using AES-CBC.
+ *
+ * @param[in] cryp pointer to the @p CRYDriver object
+ * @param[in] key_id the key to be used for the operation, zero is the
+ * transient key, other values are keys stored in an
+ * unspecified way
+ * @param[in] size size of the plaintext buffer, this number must be a
+ * multiple of the selected key size
+ * @param[in] in buffer containing the input plaintext
+ * @param[out] out buffer for the output cyphertext
+ * @param[in] iv input vector
+ * @return The operation status.
+ * @retval CRY_NOERROR if the operation succeeded.
+ * @retval CRY_ERR_INV_ALGO if the operation is unsupported on this
+ * device instance.
+ * @retval CRY_ERR_INV_KEY_TYPE the selected key is invalid for this operation.
+ * @retval CRY_ERR_INV_KEY_ID if the specified key identifier is invalid
+ * or refers and empty key slot.
+ *
+ * @api
+ */
+cryerror_t cry_lld_decrypt_AES_CBC(CRYDriver *cryp,
+ crykey_t key_id,
+ size_t size,
+ const uint8_t *in,
+ uint8_t *out,
+ const uint8_t *iv) {
+
+ (void)cryp;
+ (void)key_id;
+ (void)size;
+ (void)in;
+ (void)out;
+ (void)iv;
+
+ return CRY_NOERROR;
+}
+
+/**
+ * @brief Encryption operation using AES-CFB.
+ *
+ * @param[in] cryp pointer to the @p CRYDriver object
+ * @param[in] key_id the key to be used for the operation, zero is the
+ * transient key, other values are keys stored in an
+ * unspecified way
+ * @param[in] size size of the plaintext buffer, this number must be a
+ * multiple of the selected key size
+ * @param[in] in buffer containing the input plaintext
+ * @param[out] out buffer for the output cyphertext
+ * @param[in] iv input vector
+ * @return The operation status.
+ * @retval CRY_NOERROR if the operation succeeded.
+ * @retval CRY_ERR_INV_ALGO if the operation is unsupported on this
+ * device instance.
+ * @retval CRY_ERR_INV_KEY_TYPE the selected key is invalid for this operation.
+ * @retval CRY_ERR_INV_KEY_ID if the specified key identifier is invalid
+ * or refers and empty key slot.
+ *
+ * @api
+ */
+cryerror_t cry_lld_encrypt_AES_CFB(CRYDriver *cryp,
+ crykey_t key_id,
+ size_t size,
+ const uint8_t *in,
+ uint8_t *out,
+ const uint8_t *iv) {
+
+ (void)cryp;
+ (void)key_id;
+ (void)size;
+ (void)in;
+ (void)out;
+ (void)iv;
+
+ return CRY_NOERROR;
+}
+
+/**
+ * @brief Decryption operation using AES-CFB.
+ *
+ * @param[in] cryp pointer to the @p CRYDriver object
+ * @param[in] key_id the key to be used for the operation, zero is the
+ * transient key, other values are keys stored in an
+ * unspecified way
+ * @param[in] size size of the plaintext buffer, this number must be a
+ * multiple of the selected key size
+ * @param[in] in buffer containing the input plaintext
+ * @param[out] out buffer for the output cyphertext
+ * @param[in] iv input vector
+ * @return The operation status.
+ * @retval CRY_NOERROR if the operation succeeded.
+ * @retval CRY_ERR_INV_ALGO if the operation is unsupported on this
+ * device instance.
+ * @retval CRY_ERR_INV_KEY_TYPE the selected key is invalid for this operation.
+ * @retval CRY_ERR_INV_KEY_ID if the specified key identifier is invalid
+ * or refers and empty key slot.
+ *
+ * @api
+ */
+cryerror_t cry_lld_decrypt_AES_CFB(CRYDriver *cryp,
+ crykey_t key_id,
+ size_t size,
+ const uint8_t *in,
+ uint8_t *out,
+ const uint8_t *iv) {
+
+ (void)cryp;
+ (void)key_id;
+ (void)size;
+ (void)in;
+ (void)out;
+ (void)iv;
+
+ return CRY_NOERROR;
+}
+
+/**
+ * @brief Encryption operation using AES-CTR.
+ *
+ * @param[in] cryp pointer to the @p CRYDriver object
+ * @param[in] key_id the key to be used for the operation, zero is the
+ * transient key, other values are keys stored in an
+ * unspecified way
+ * @param[in] size size of the plaintext buffer, this number must be a
+ * multiple of the selected key size
+ * @param[in] in buffer containing the input plaintext
+ * @param[out] out buffer for the output cyphertext
+ * @param[in] nonce the "nonce" constant
+ * @param[in,out] cnt the initial value of the counter, normally zero
+ * @return The operation status.
+ * @retval CRY_NOERROR if the operation succeeded.
+ * @retval CRY_ERR_INV_ALGO if the operation is unsupported on this
+ * device instance.
+ * @retval CRY_ERR_INV_KEY_TYPE the selected key is invalid for this operation.
+ * @retval CRY_ERR_INV_KEY_ID if the specified key identifier is invalid
+ * or refers and empty key slot.
+ *
+ * @api
+ */
+cryerror_t cry_lld_encrypt_AES_CTR(CRYDriver *cryp,
+ crykey_t key_id,
+ size_t size,
+ const uint8_t *in,
+ uint8_t *out,
+ const uint8_t *nonce,
+ uint8_t *cnt) {
+
+ (void)cryp;
+ (void)key_id;
+ (void)size;
+ (void)in;
+ (void)out;
+ (void)nonce;
+ (void)cnt;
+
+ return CRY_NOERROR;
+}
+
+/**
+ * @brief Decryption operation using AES-CTR.
+ *
+ * @param[in] cryp pointer to the @p CRYDriver object
+ * @param[in] key_id the key to be used for the operation, zero is the
+ * transient key, other values are keys stored in an
+ * unspecified way
+ * @param[in] size size of the plaintext buffer, this number must be a
+ * multiple of the selected key size
+ * @param[in] in buffer containing the input plaintext
+ * @param[out] out buffer for the output cyphertext
+ * @param[in] nonce the "nonce" constant
+ * @param[in,out] cnt the initial value of the counter, normally zero
+ * @return The operation status.
+ * @retval CRY_NOERROR if the operation succeeded.
+ * @retval CRY_ERR_INV_ALGO if the operation is unsupported on this
+ * device instance.
+ * @retval CRY_ERR_INV_KEY_TYPE the selected key is invalid for this operation.
+ * @retval CRY_ERR_INV_KEY_ID if the specified key identifier is invalid
+ * or refers and empty key slot.
+ *
+ * @notapi
+ */
+cryerror_t cry_lld_decrypt_AES_CTR(CRYDriver *cryp,
+ crykey_t key_id,
+ size_t size,
+ const uint8_t *in,
+ uint8_t *out,
+ const uint8_t *nonce,
+ uint8_t *cnt) {
+
+ (void)cryp;
+ (void)key_id;
+ (void)size;
+ (void)in;
+ (void)out;
+ (void)nonce;
+ (void)cnt;
+
+ return CRY_NOERROR;
+}
+
+#endif /* HAL_USE_CRY == TRUE */
+
+/** @} */
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