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869746577a
Also normalize the first line of the copyright headers.
This commit was generated using the following script:
# ========================
#!/bin/sh
# Find scripts
find -path './.git' -prune -o '(' -name '*.c' -o -name '*.cpp' -o -name '*.fmt' -o -name '*.h' ')' -print | xargs sed -i '
# Normalize the first line of the copyright headers (no text on the first line of a block comment)
/^\/\*.*Copyright.*Arm/I {
i\
/*
s/^\// /
}
/Copyright.*Arm/I {
# Print copyright declaration
p
# Read the two lines immediately following the copyright declaration
N
N
# Insert Apache header if it is missing
/SPDX/! i\
* SPDX-License-Identifier: Apache-2.0\
*\
* 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.
# Clear copyright declaration from buffer
D
}
'
# ========================
Signed-off-by: Bence Szépkúti <bence.szepkuti@arm.com>
131 lines
4.5 KiB
C
131 lines
4.5 KiB
C
/*
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* PSA crypto layer on top of Mbed TLS crypto
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*/
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/*
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* Copyright (C) 2018, ARM Limited, All Rights Reserved
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* SPDX-License-Identifier: Apache-2.0
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*
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* Licensed under the Apache License, Version 2.0 (the "License"); you may
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* not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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* This file is part of mbed TLS (https://tls.mbed.org)
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*/
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#ifndef PSA_CRYPTO_SLOT_MANAGEMENT_H
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#define PSA_CRYPTO_SLOT_MANAGEMENT_H
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#include "psa/crypto.h"
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#include "psa_crypto_se.h"
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/* Number of key slots (plus one because 0 is not used).
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* The value is a compile-time constant for now, for simplicity. */
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#define PSA_KEY_SLOT_COUNT 32
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/** Access a key slot at the given handle.
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*
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* \param handle Key handle to query.
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* \param[out] p_slot On success, `*p_slot` contains a pointer to the
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* key slot in memory designated by \p handle.
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*
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* \retval PSA_SUCCESS
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* Success: \p handle is a handle to `*p_slot`. Note that `*p_slot`
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* may be empty or occupied.
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* \retval PSA_ERROR_INVALID_HANDLE
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* \p handle is out of range or is not in use.
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* \retval PSA_ERROR_BAD_STATE
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* The library has not been initialized.
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*/
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psa_status_t psa_get_key_slot( psa_key_handle_t handle,
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psa_key_slot_t **p_slot );
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/** Initialize the key slot structures.
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*
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* \retval PSA_SUCCESS
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* Currently this function always succeeds.
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*/
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psa_status_t psa_initialize_key_slots( void );
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/** Delete all data from key slots in memory.
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*
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* This does not affect persistent storage. */
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void psa_wipe_all_key_slots( void );
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/** Find a free key slot.
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*
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* This function returns a key slot that is available for use and is in its
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* ground state (all-bits-zero).
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*
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* \param[out] handle On success, a slot number that can be used as a
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* handle to the slot.
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* \param[out] p_slot On success, a pointer to the slot.
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*
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* \retval #PSA_SUCCESS
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* \retval #PSA_ERROR_INSUFFICIENT_MEMORY
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* \retval #PSA_ERROR_BAD_STATE
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*/
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psa_status_t psa_get_empty_key_slot( psa_key_handle_t *handle,
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psa_key_slot_t **p_slot );
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/** Test whether a lifetime designates a key in an external cryptoprocessor.
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*
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* \param lifetime The lifetime to test.
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*
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* \retval 1
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* The lifetime designates an external key. There should be a
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* registered driver for this lifetime, otherwise the key cannot
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* be created or manipulated.
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* \retval 0
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* The lifetime designates a key that is volatile or in internal
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* storage.
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*/
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static inline int psa_key_lifetime_is_external( psa_key_lifetime_t lifetime )
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{
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return( lifetime != PSA_KEY_LIFETIME_VOLATILE &&
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lifetime != PSA_KEY_LIFETIME_PERSISTENT );
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}
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/** Test whether the given parameters are acceptable for a persistent key.
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*
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* This function does not access the storage in any way. It only tests
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* whether the parameters are meaningful and permitted by general policy.
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* It does not test whether the a file by the given id exists or could be
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* created.
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*
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* If the key is in external storage, this function returns the corresponding
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* driver.
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*
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* \param lifetime The lifetime to test.
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* \param id The key id to test.
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* \param[out] p_drv On output, if \p lifetime designates a key
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* in an external processor, \c *p_drv is a pointer
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* to the driver table entry fot this lifetime.
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* If \p lifetime designates a transparent key,
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* \c *p_drv is \c NULL.
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* \param creating 0 if attempting to open an existing key.
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* Nonzero if attempting to create a key.
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*
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* \retval PSA_SUCCESS
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* The given parameters are valid.
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* \retval PSA_ERROR_INVALID_ARGUMENT
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* \p lifetime is volatile or is invalid.
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* \retval PSA_ERROR_INVALID_ARGUMENT
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* \p id is invalid.
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*/
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psa_status_t psa_validate_persistent_key_parameters(
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psa_key_lifetime_t lifetime,
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psa_key_file_id_t id,
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psa_se_drv_table_entry_t **p_drv,
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int creating );
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#endif /* PSA_CRYPTO_SLOT_MANAGEMENT_H */
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