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Add a client view of the multipart contexts

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In case MBEDTLS_PSA_CRYPTO_CLIENT is defined and MBEDTLS_PSA_CRYPTO_C
is not, a client view of the multipart operation contexts is provided
through an handle object that allows mapping to the corresponding
service side data structures.

Signed-off-by: Antonio de Angelis <antonio.deangelis@arm.com>
This commit is contained in:
Antonio de Angelis
2024-01-22 11:39:34 +00:00
parent 34c6e8a770
commit 6425a188df
2 changed files with 30 additions and 1 deletions
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21
include/psa/crypto_struct.h
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@ -68,6 +68,9 @@ extern "C" {
#include "psa/crypto_driver_contexts_primitives.h"
struct psa_hash_operation_s {
#if defined(MBEDTLS_PSA_CRYPTO_CLIENT) && !defined(MBEDTLS_PSA_CRYPTO_C)
mbedtls_psa_client_handle_t handle;
#else
/** Unique ID indicating which driver got assigned to do the
* operation. Since driver contexts are driver-specific, swapping
* drivers halfway through the operation is not supported.
@ -76,6 +79,7 @@ struct psa_hash_operation_s {
* any driver (i.e. the driver context is not active, in use). */
unsigned int MBEDTLS_PRIVATE(id);
psa_driver_hash_context_t MBEDTLS_PRIVATE(ctx);
#endif
};
#define PSA_HASH_OPERATION_INIT { 0, { 0 } }
@ -86,6 +90,9 @@ static inline struct psa_hash_operation_s psa_hash_operation_init(void)
}
struct psa_cipher_operation_s {
#if defined(MBEDTLS_PSA_CRYPTO_CLIENT) && !defined(MBEDTLS_PSA_CRYPTO_C)
mbedtls_psa_client_handle_t handle;
#else
/** Unique ID indicating which driver got assigned to do the
* operation. Since driver contexts are driver-specific, swapping
* drivers halfway through the operation is not supported.
@ -100,6 +107,7 @@ struct psa_cipher_operation_s {
uint8_t MBEDTLS_PRIVATE(default_iv_length);
psa_driver_cipher_context_t MBEDTLS_PRIVATE(ctx);
#endif
};
#define PSA_CIPHER_OPERATION_INIT { 0, 0, 0, 0, { 0 } }
@ -114,6 +122,9 @@ static inline struct psa_cipher_operation_s psa_cipher_operation_init(void)
#include "psa/crypto_driver_contexts_composites.h"
struct psa_mac_operation_s {
#if defined(MBEDTLS_PSA_CRYPTO_CLIENT) && !defined(MBEDTLS_PSA_CRYPTO_C)
mbedtls_psa_client_handle_t handle;
#else
/** Unique ID indicating which driver got assigned to do the
* operation. Since driver contexts are driver-specific, swapping
* drivers halfway through the operation is not supported.
@ -124,6 +135,7 @@ struct psa_mac_operation_s {
uint8_t MBEDTLS_PRIVATE(mac_size);
unsigned int MBEDTLS_PRIVATE(is_sign) : 1;
psa_driver_mac_context_t MBEDTLS_PRIVATE(ctx);
#endif
};
#define PSA_MAC_OPERATION_INIT { 0, 0, 0, { 0 } }
@ -134,7 +146,9 @@ static inline struct psa_mac_operation_s psa_mac_operation_init(void)
}
struct psa_aead_operation_s {
#if defined(MBEDTLS_PSA_CRYPTO_CLIENT) && !defined(MBEDTLS_PSA_CRYPTO_C)
mbedtls_psa_client_handle_t handle;
#else
/** Unique ID indicating which driver got assigned to do the
* operation. Since driver contexts are driver-specific, swapping
* drivers halfway through the operation is not supported.
@ -156,6 +170,7 @@ struct psa_aead_operation_s {
unsigned int MBEDTLS_PRIVATE(is_encrypt) : 1;
psa_driver_aead_context_t MBEDTLS_PRIVATE(ctx);
#endif
};
#define PSA_AEAD_OPERATION_INIT { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, { 0 } }
@ -170,10 +185,14 @@ static inline struct psa_aead_operation_s psa_aead_operation_init(void)
#include "psa/crypto_driver_contexts_key_derivation.h"
struct psa_key_derivation_s {
#if defined(MBEDTLS_PSA_CRYPTO_CLIENT) && !defined(MBEDTLS_PSA_CRYPTO_C)
mbedtls_psa_client_handle_t handle;
#else
psa_algorithm_t MBEDTLS_PRIVATE(alg);
unsigned int MBEDTLS_PRIVATE(can_output_key) : 1;
size_t MBEDTLS_PRIVATE(capacity);
psa_driver_key_derivation_context_t MBEDTLS_PRIVATE(ctx);
#endif
};
/* This only zeroes out the first byte in the union, the rest is unspecified. */