Dave Rodgman | c18d932 | 2022-12-09 09:44:10 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Functions to delegate cryptographic operations to an available |
| 3 | * and appropriate accelerator. |
| 4 | * Warning: This file is now auto-generated. |
| 5 | */ |
| 6 | /* Copyright The Mbed TLS Contributors |
| 7 | * SPDX-License-Identifier: Apache-2.0 |
| 8 | * |
| 9 | * Licensed under the Apache License, Version 2.0 (the "License"); you may |
| 10 | * not use this file except in compliance with the License. |
| 11 | * You may obtain a copy of the License at |
| 12 | * |
| 13 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 14 | * |
| 15 | * Unless required by applicable law or agreed to in writing, software |
| 16 | * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
| 17 | * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 18 | * See the License for the specific language governing permissions and |
| 19 | * limitations under the License. |
| 20 | */ |
| 21 | |
| 22 | |
| 23 | /* BEGIN-common headers */ |
| 24 | #include "common.h" |
| 25 | #include "psa_crypto_aead.h" |
| 26 | #include "psa_crypto_cipher.h" |
| 27 | #include "psa_crypto_core.h" |
| 28 | #include "psa_crypto_driver_wrappers.h" |
| 29 | #include "psa_crypto_hash.h" |
| 30 | #include "psa_crypto_mac.h" |
| 31 | #include "psa_crypto_rsa.h" |
| 32 | |
| 33 | #include "mbedtls/platform.h" |
| 34 | /* END-common headers */ |
| 35 | |
| 36 | #if defined(MBEDTLS_PSA_CRYPTO_C) |
| 37 | |
| 38 | /* BEGIN-driver headers */ |
| 39 | #if defined(MBEDTLS_PSA_CRYPTO_DRIVERS) |
| 40 | /* Headers for mbedtls_test opaque driver */ |
| 41 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 42 | #include "test/drivers/test_driver.h" |
| 43 | |
| 44 | #endif |
| 45 | /* Headers for mbedtls_test transparent driver */ |
| 46 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 47 | #include "test/drivers/test_driver.h" |
| 48 | |
| 49 | #endif |
| 50 | |
| 51 | #endif /* MBEDTLS_PSA_CRYPTO_DRIVERS */ |
| 52 | /* END-driver headers */ |
| 53 | |
| 54 | /* Auto-generated values depending on which drivers are registered. |
| 55 | * ID 0 is reserved for unallocated operations. |
| 56 | * ID 1 is reserved for the Mbed TLS software driver. */ |
| 57 | /* BEGIN-driver id definition */ |
| 58 | #define PSA_CRYPTO_MBED_TLS_DRIVER_ID (1) |
| 59 | #define MBEDTLS_TEST_OPAQUE_DRIVER_ID (2) |
| 60 | #define MBEDTLS_TEST_TRANSPARENT_DRIVER_ID (3) |
| 61 | |
| 62 | /* END-driver id */ |
| 63 | |
| 64 | /* BEGIN-Common Macro definitions */ |
| 65 | |
| 66 | /* END-Common Macro definitions */ |
| 67 | |
| 68 | /* Support the 'old' SE interface when asked to */ |
| 69 | #if defined(MBEDTLS_PSA_CRYPTO_SE_C) |
| 70 | /* PSA_CRYPTO_DRIVER_PRESENT is defined when either a new-style or old-style |
| 71 | * SE driver is present, to avoid unused argument errors at compile time. */ |
| 72 | #ifndef PSA_CRYPTO_DRIVER_PRESENT |
| 73 | #define PSA_CRYPTO_DRIVER_PRESENT |
| 74 | #endif |
| 75 | #include "psa_crypto_se.h" |
| 76 | #endif |
| 77 | |
| 78 | psa_status_t psa_driver_wrapper_init( void ) |
| 79 | { |
| 80 | psa_status_t status = PSA_ERROR_CORRUPTION_DETECTED; |
| 81 | |
| 82 | #if defined(MBEDTLS_PSA_CRYPTO_SE_C) |
| 83 | status = psa_init_all_se_drivers( ); |
| 84 | if( status != PSA_SUCCESS ) |
| 85 | return( status ); |
| 86 | #endif |
| 87 | |
| 88 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 89 | status = mbedtls_test_transparent_init( ); |
| 90 | if( status != PSA_SUCCESS ) |
| 91 | return( status ); |
| 92 | |
| 93 | status = mbedtls_test_opaque_init( ); |
| 94 | if( status != PSA_SUCCESS ) |
| 95 | return( status ); |
| 96 | #endif |
| 97 | |
| 98 | (void) status; |
| 99 | return( PSA_SUCCESS ); |
| 100 | } |
| 101 | |
| 102 | void psa_driver_wrapper_free( void ) |
| 103 | { |
| 104 | #if defined(MBEDTLS_PSA_CRYPTO_SE_C) |
| 105 | /* Unregister all secure element drivers, so that we restart from |
| 106 | * a pristine state. */ |
| 107 | psa_unregister_all_se_drivers( ); |
| 108 | #endif /* MBEDTLS_PSA_CRYPTO_SE_C */ |
| 109 | |
| 110 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 111 | mbedtls_test_transparent_free( ); |
| 112 | mbedtls_test_opaque_free( ); |
| 113 | #endif |
| 114 | } |
| 115 | |
| 116 | /* Start delegation functions */ |
| 117 | psa_status_t psa_driver_wrapper_sign_message( |
| 118 | const psa_key_attributes_t *attributes, |
| 119 | const uint8_t *key_buffer, |
| 120 | size_t key_buffer_size, |
| 121 | psa_algorithm_t alg, |
| 122 | const uint8_t *input, |
| 123 | size_t input_length, |
| 124 | uint8_t *signature, |
| 125 | size_t signature_size, |
| 126 | size_t *signature_length ) |
| 127 | { |
| 128 | psa_status_t status = PSA_ERROR_CORRUPTION_DETECTED; |
| 129 | psa_key_location_t location = |
| 130 | PSA_KEY_LIFETIME_GET_LOCATION( attributes->core.lifetime ); |
| 131 | |
| 132 | switch( location ) |
| 133 | { |
| 134 | case PSA_KEY_LOCATION_LOCAL_STORAGE: |
| 135 | /* Key is stored in the slot in export representation, so |
| 136 | * cycle through all known transparent accelerators */ |
| 137 | #if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT) |
| 138 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 139 | status = mbedtls_test_transparent_signature_sign_message( |
| 140 | attributes, |
| 141 | key_buffer, |
| 142 | key_buffer_size, |
| 143 | alg, |
| 144 | input, |
| 145 | input_length, |
| 146 | signature, |
| 147 | signature_size, |
| 148 | signature_length ); |
| 149 | /* Declared with fallback == true */ |
| 150 | if( status != PSA_ERROR_NOT_SUPPORTED ) |
| 151 | return( status ); |
| 152 | #endif /* PSA_CRYPTO_DRIVER_TEST */ |
| 153 | #endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */ |
| 154 | break; |
| 155 | |
| 156 | /* Add cases for opaque driver here */ |
| 157 | #if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT) |
| 158 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 159 | case PSA_CRYPTO_TEST_DRIVER_LOCATION: |
| 160 | status = mbedtls_test_opaque_signature_sign_message( |
| 161 | attributes, |
| 162 | key_buffer, |
| 163 | key_buffer_size, |
| 164 | alg, |
| 165 | input, |
| 166 | input_length, |
| 167 | signature, |
| 168 | signature_size, |
| 169 | signature_length ); |
| 170 | if( status != PSA_ERROR_NOT_SUPPORTED ) |
| 171 | return( status ); |
| 172 | break; |
| 173 | #endif /* PSA_CRYPTO_DRIVER_TEST */ |
| 174 | #endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */ |
| 175 | default: |
| 176 | /* Key is declared with a lifetime not known to us */ |
| 177 | (void)status; |
| 178 | break; |
| 179 | } |
| 180 | |
| 181 | return( psa_sign_message_builtin( attributes, |
| 182 | key_buffer, |
| 183 | key_buffer_size, |
| 184 | alg, |
| 185 | input, |
| 186 | input_length, |
| 187 | signature, |
| 188 | signature_size, |
| 189 | signature_length ) ); |
| 190 | } |
| 191 | |
| 192 | psa_status_t psa_driver_wrapper_verify_message( |
| 193 | const psa_key_attributes_t *attributes, |
| 194 | const uint8_t *key_buffer, |
| 195 | size_t key_buffer_size, |
| 196 | psa_algorithm_t alg, |
| 197 | const uint8_t *input, |
| 198 | size_t input_length, |
| 199 | const uint8_t *signature, |
| 200 | size_t signature_length ) |
| 201 | { |
| 202 | psa_status_t status = PSA_ERROR_CORRUPTION_DETECTED; |
| 203 | psa_key_location_t location = |
| 204 | PSA_KEY_LIFETIME_GET_LOCATION( attributes->core.lifetime ); |
| 205 | |
| 206 | switch( location ) |
| 207 | { |
| 208 | case PSA_KEY_LOCATION_LOCAL_STORAGE: |
| 209 | /* Key is stored in the slot in export representation, so |
| 210 | * cycle through all known transparent accelerators */ |
| 211 | #if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT) |
| 212 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 213 | status = mbedtls_test_transparent_signature_verify_message( |
| 214 | attributes, |
| 215 | key_buffer, |
| 216 | key_buffer_size, |
| 217 | alg, |
| 218 | input, |
| 219 | input_length, |
| 220 | signature, |
| 221 | signature_length ); |
| 222 | /* Declared with fallback == true */ |
| 223 | if( status != PSA_ERROR_NOT_SUPPORTED ) |
| 224 | return( status ); |
| 225 | #endif /* PSA_CRYPTO_DRIVER_TEST */ |
| 226 | #endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */ |
| 227 | break; |
| 228 | |
| 229 | /* Add cases for opaque driver here */ |
| 230 | #if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT) |
| 231 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 232 | case PSA_CRYPTO_TEST_DRIVER_LOCATION: |
| 233 | return( mbedtls_test_opaque_signature_verify_message( |
| 234 | attributes, |
| 235 | key_buffer, |
| 236 | key_buffer_size, |
| 237 | alg, |
| 238 | input, |
| 239 | input_length, |
| 240 | signature, |
| 241 | signature_length ) ); |
| 242 | if( status != PSA_ERROR_NOT_SUPPORTED ) |
| 243 | return( status ); |
| 244 | break; |
| 245 | #endif /* PSA_CRYPTO_DRIVER_TEST */ |
| 246 | #endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */ |
| 247 | default: |
| 248 | /* Key is declared with a lifetime not known to us */ |
| 249 | (void)status; |
| 250 | break; |
| 251 | } |
| 252 | |
| 253 | return( psa_verify_message_builtin( attributes, |
| 254 | key_buffer, |
| 255 | key_buffer_size, |
| 256 | alg, |
| 257 | input, |
| 258 | input_length, |
| 259 | signature, |
| 260 | signature_length ) ); |
| 261 | } |
| 262 | |
| 263 | psa_status_t psa_driver_wrapper_sign_hash( |
| 264 | const psa_key_attributes_t *attributes, |
| 265 | const uint8_t *key_buffer, size_t key_buffer_size, |
| 266 | psa_algorithm_t alg, const uint8_t *hash, size_t hash_length, |
| 267 | uint8_t *signature, size_t signature_size, size_t *signature_length ) |
| 268 | { |
| 269 | /* Try dynamically-registered SE interface first */ |
| 270 | #if defined(MBEDTLS_PSA_CRYPTO_SE_C) |
| 271 | const psa_drv_se_t *drv; |
| 272 | psa_drv_se_context_t *drv_context; |
| 273 | |
| 274 | if( psa_get_se_driver( attributes->core.lifetime, &drv, &drv_context ) ) |
| 275 | { |
| 276 | if( drv->asymmetric == NULL || |
| 277 | drv->asymmetric->p_sign == NULL ) |
| 278 | { |
| 279 | /* Key is defined in SE, but we have no way to exercise it */ |
| 280 | return( PSA_ERROR_NOT_SUPPORTED ); |
| 281 | } |
| 282 | return( drv->asymmetric->p_sign( |
| 283 | drv_context, *( (psa_key_slot_number_t *)key_buffer ), |
| 284 | alg, hash, hash_length, |
| 285 | signature, signature_size, signature_length ) ); |
| 286 | } |
| 287 | #endif /* PSA_CRYPTO_SE_C */ |
| 288 | |
| 289 | psa_status_t status = PSA_ERROR_CORRUPTION_DETECTED; |
| 290 | psa_key_location_t location = |
| 291 | PSA_KEY_LIFETIME_GET_LOCATION( attributes->core.lifetime ); |
| 292 | |
| 293 | switch( location ) |
| 294 | { |
| 295 | case PSA_KEY_LOCATION_LOCAL_STORAGE: |
| 296 | /* Key is stored in the slot in export representation, so |
| 297 | * cycle through all known transparent accelerators */ |
| 298 | #if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT) |
| 299 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 300 | status = mbedtls_test_transparent_signature_sign_hash( attributes, |
| 301 | key_buffer, |
| 302 | key_buffer_size, |
| 303 | alg, |
| 304 | hash, |
| 305 | hash_length, |
| 306 | signature, |
| 307 | signature_size, |
| 308 | signature_length ); |
| 309 | /* Declared with fallback == true */ |
| 310 | if( status != PSA_ERROR_NOT_SUPPORTED ) |
| 311 | return( status ); |
| 312 | #endif /* PSA_CRYPTO_DRIVER_TEST */ |
| 313 | #endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */ |
| 314 | /* Fell through, meaning no accelerator supports this operation */ |
| 315 | return( psa_sign_hash_builtin( attributes, |
| 316 | key_buffer, |
| 317 | key_buffer_size, |
| 318 | alg, |
| 319 | hash, |
| 320 | hash_length, |
| 321 | signature, |
| 322 | signature_size, |
| 323 | signature_length ) ); |
| 324 | |
| 325 | /* Add cases for opaque driver here */ |
| 326 | #if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT) |
| 327 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 328 | case PSA_CRYPTO_TEST_DRIVER_LOCATION: |
| 329 | return( mbedtls_test_opaque_signature_sign_hash( attributes, |
| 330 | key_buffer, |
| 331 | key_buffer_size, |
| 332 | alg, |
| 333 | hash, |
| 334 | hash_length, |
| 335 | signature, |
| 336 | signature_size, |
| 337 | signature_length ) ); |
| 338 | #endif /* PSA_CRYPTO_DRIVER_TEST */ |
| 339 | #endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */ |
| 340 | default: |
| 341 | /* Key is declared with a lifetime not known to us */ |
| 342 | (void)status; |
| 343 | return( PSA_ERROR_INVALID_ARGUMENT ); |
| 344 | } |
| 345 | } |
| 346 | |
| 347 | psa_status_t psa_driver_wrapper_verify_hash( |
| 348 | const psa_key_attributes_t *attributes, |
| 349 | const uint8_t *key_buffer, size_t key_buffer_size, |
| 350 | psa_algorithm_t alg, const uint8_t *hash, size_t hash_length, |
| 351 | const uint8_t *signature, size_t signature_length ) |
| 352 | { |
| 353 | /* Try dynamically-registered SE interface first */ |
| 354 | #if defined(MBEDTLS_PSA_CRYPTO_SE_C) |
| 355 | const psa_drv_se_t *drv; |
| 356 | psa_drv_se_context_t *drv_context; |
| 357 | |
| 358 | if( psa_get_se_driver( attributes->core.lifetime, &drv, &drv_context ) ) |
| 359 | { |
| 360 | if( drv->asymmetric == NULL || |
| 361 | drv->asymmetric->p_verify == NULL ) |
| 362 | { |
| 363 | /* Key is defined in SE, but we have no way to exercise it */ |
| 364 | return( PSA_ERROR_NOT_SUPPORTED ); |
| 365 | } |
| 366 | return( drv->asymmetric->p_verify( |
| 367 | drv_context, *( (psa_key_slot_number_t *)key_buffer ), |
| 368 | alg, hash, hash_length, |
| 369 | signature, signature_length ) ); |
| 370 | } |
| 371 | #endif /* PSA_CRYPTO_SE_C */ |
| 372 | |
| 373 | psa_status_t status = PSA_ERROR_CORRUPTION_DETECTED; |
| 374 | psa_key_location_t location = |
| 375 | PSA_KEY_LIFETIME_GET_LOCATION( attributes->core.lifetime ); |
| 376 | |
| 377 | switch( location ) |
| 378 | { |
| 379 | case PSA_KEY_LOCATION_LOCAL_STORAGE: |
| 380 | /* Key is stored in the slot in export representation, so |
| 381 | * cycle through all known transparent accelerators */ |
| 382 | #if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT) |
| 383 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 384 | status = mbedtls_test_transparent_signature_verify_hash( |
| 385 | attributes, |
| 386 | key_buffer, |
| 387 | key_buffer_size, |
| 388 | alg, |
| 389 | hash, |
| 390 | hash_length, |
| 391 | signature, |
| 392 | signature_length ); |
| 393 | /* Declared with fallback == true */ |
| 394 | if( status != PSA_ERROR_NOT_SUPPORTED ) |
| 395 | return( status ); |
| 396 | #endif /* PSA_CRYPTO_DRIVER_TEST */ |
| 397 | #endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */ |
| 398 | |
| 399 | return( psa_verify_hash_builtin( attributes, |
| 400 | key_buffer, |
| 401 | key_buffer_size, |
| 402 | alg, |
| 403 | hash, |
| 404 | hash_length, |
| 405 | signature, |
| 406 | signature_length ) ); |
| 407 | |
| 408 | /* Add cases for opaque driver here */ |
| 409 | #if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT) |
| 410 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 411 | case PSA_CRYPTO_TEST_DRIVER_LOCATION: |
| 412 | return( mbedtls_test_opaque_signature_verify_hash( attributes, |
| 413 | key_buffer, |
| 414 | key_buffer_size, |
| 415 | alg, |
| 416 | hash, |
| 417 | hash_length, |
| 418 | signature, |
| 419 | signature_length ) ); |
| 420 | #endif /* PSA_CRYPTO_DRIVER_TEST */ |
| 421 | #endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */ |
| 422 | default: |
| 423 | /* Key is declared with a lifetime not known to us */ |
| 424 | (void)status; |
| 425 | return( PSA_ERROR_INVALID_ARGUMENT ); |
| 426 | } |
| 427 | } |
| 428 | |
| 429 | /** Calculate the key buffer size required to store the key material of a key |
| 430 | * associated with an opaque driver from input key data. |
| 431 | * |
| 432 | * \param[in] attributes The key attributes |
| 433 | * \param[in] data The input key data. |
| 434 | * \param[in] data_length The input data length. |
| 435 | * \param[out] key_buffer_size Minimum buffer size to contain the key material. |
| 436 | * |
| 437 | * \retval #PSA_SUCCESS |
| 438 | * \retval #PSA_ERROR_INVALID_ARGUMENT |
| 439 | * \retval #PSA_ERROR_NOT_SUPPORTED |
| 440 | */ |
| 441 | psa_status_t psa_driver_wrapper_get_key_buffer_size_from_key_data( |
| 442 | const psa_key_attributes_t *attributes, |
| 443 | const uint8_t *data, |
| 444 | size_t data_length, |
| 445 | size_t *key_buffer_size ) |
| 446 | { |
| 447 | psa_key_location_t location = |
| 448 | PSA_KEY_LIFETIME_GET_LOCATION( attributes->core.lifetime ); |
| 449 | psa_key_type_t key_type = attributes->core.type; |
| 450 | |
| 451 | *key_buffer_size = 0; |
| 452 | switch( location ) |
| 453 | { |
| 454 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 455 | case PSA_CRYPTO_TEST_DRIVER_LOCATION: |
| 456 | *key_buffer_size = mbedtls_test_opaque_size_function( key_type, |
| 457 | PSA_BYTES_TO_BITS( data_length ) ); |
| 458 | return( ( *key_buffer_size != 0 ) ? |
| 459 | PSA_SUCCESS : PSA_ERROR_NOT_SUPPORTED ); |
| 460 | #endif /* PSA_CRYPTO_DRIVER_TEST */ |
| 461 | |
| 462 | default: |
| 463 | (void)key_type; |
| 464 | (void)data; |
| 465 | (void)data_length; |
| 466 | return( PSA_ERROR_INVALID_ARGUMENT ); |
| 467 | } |
| 468 | } |
| 469 | |
| 470 | /** Get the key buffer size required to store the key material of a key |
| 471 | * associated with an opaque driver. |
| 472 | * |
| 473 | * \param[in] attributes The key attributes. |
| 474 | * \param[out] key_buffer_size Minimum buffer size to contain the key material |
| 475 | * |
| 476 | * \retval #PSA_SUCCESS |
| 477 | * The minimum size for a buffer to contain the key material has been |
| 478 | * returned successfully. |
| 479 | * \retval #PSA_ERROR_NOT_SUPPORTED |
| 480 | * The type and/or the size in bits of the key or the combination of |
| 481 | * the two is not supported. |
| 482 | * \retval #PSA_ERROR_INVALID_ARGUMENT |
| 483 | * The key is declared with a lifetime not known to us. |
| 484 | */ |
| 485 | psa_status_t psa_driver_wrapper_get_key_buffer_size( |
| 486 | const psa_key_attributes_t *attributes, |
| 487 | size_t *key_buffer_size ) |
| 488 | { |
| 489 | psa_key_location_t location = PSA_KEY_LIFETIME_GET_LOCATION( attributes->core.lifetime ); |
| 490 | psa_key_type_t key_type = attributes->core.type; |
| 491 | size_t key_bits = attributes->core.bits; |
| 492 | |
| 493 | *key_buffer_size = 0; |
| 494 | switch( location ) |
| 495 | { |
| 496 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 497 | case PSA_CRYPTO_TEST_DRIVER_LOCATION: |
| 498 | #if defined(MBEDTLS_PSA_CRYPTO_BUILTIN_KEYS) |
| 499 | /* Emulate property 'builtin_key_size' */ |
| 500 | if( psa_key_id_is_builtin( |
| 501 | MBEDTLS_SVC_KEY_ID_GET_KEY_ID( |
| 502 | psa_get_key_id( attributes ) ) ) ) |
| 503 | { |
| 504 | *key_buffer_size = sizeof( psa_drv_slot_number_t ); |
| 505 | return( PSA_SUCCESS ); |
| 506 | } |
| 507 | #endif /* MBEDTLS_PSA_CRYPTO_BUILTIN_KEYS */ |
| 508 | *key_buffer_size = mbedtls_test_opaque_size_function( key_type, |
| 509 | key_bits ); |
| 510 | return( ( *key_buffer_size != 0 ) ? |
| 511 | PSA_SUCCESS : PSA_ERROR_NOT_SUPPORTED ); |
| 512 | #endif /* PSA_CRYPTO_DRIVER_TEST */ |
| 513 | |
| 514 | default: |
| 515 | (void)key_type; |
| 516 | (void)key_bits; |
| 517 | return( PSA_ERROR_INVALID_ARGUMENT ); |
| 518 | } |
| 519 | } |
| 520 | |
| 521 | psa_status_t psa_driver_wrapper_generate_key( |
| 522 | const psa_key_attributes_t *attributes, |
| 523 | uint8_t *key_buffer, size_t key_buffer_size, size_t *key_buffer_length ) |
| 524 | { |
| 525 | psa_status_t status = PSA_ERROR_CORRUPTION_DETECTED; |
| 526 | psa_key_location_t location = |
| 527 | PSA_KEY_LIFETIME_GET_LOCATION(attributes->core.lifetime); |
| 528 | |
| 529 | /* Try dynamically-registered SE interface first */ |
| 530 | #if defined(MBEDTLS_PSA_CRYPTO_SE_C) |
| 531 | const psa_drv_se_t *drv; |
| 532 | psa_drv_se_context_t *drv_context; |
| 533 | |
| 534 | if( psa_get_se_driver( attributes->core.lifetime, &drv, &drv_context ) ) |
| 535 | { |
| 536 | size_t pubkey_length = 0; /* We don't support this feature yet */ |
| 537 | if( drv->key_management == NULL || |
| 538 | drv->key_management->p_generate == NULL ) |
| 539 | { |
| 540 | /* Key is defined as being in SE, but we have no way to generate it */ |
| 541 | return( PSA_ERROR_NOT_SUPPORTED ); |
| 542 | } |
| 543 | return( drv->key_management->p_generate( |
| 544 | drv_context, |
| 545 | *( (psa_key_slot_number_t *)key_buffer ), |
| 546 | attributes, NULL, 0, &pubkey_length ) ); |
| 547 | } |
| 548 | #endif /* MBEDTLS_PSA_CRYPTO_SE_C */ |
| 549 | |
| 550 | switch( location ) |
| 551 | { |
| 552 | case PSA_KEY_LOCATION_LOCAL_STORAGE: |
| 553 | #if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT) |
| 554 | /* Transparent drivers are limited to generating asymmetric keys */ |
| 555 | if( PSA_KEY_TYPE_IS_ASYMMETRIC( attributes->core.type ) ) |
| 556 | { |
| 557 | /* Cycle through all known transparent accelerators */ |
| 558 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 559 | status = mbedtls_test_transparent_generate_key( |
| 560 | attributes, key_buffer, key_buffer_size, |
| 561 | key_buffer_length ); |
| 562 | /* Declared with fallback == true */ |
| 563 | if( status != PSA_ERROR_NOT_SUPPORTED ) |
| 564 | break; |
| 565 | #endif /* PSA_CRYPTO_DRIVER_TEST */ |
| 566 | } |
| 567 | #endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */ |
| 568 | |
| 569 | /* Software fallback */ |
| 570 | status = psa_generate_key_internal( |
| 571 | attributes, key_buffer, key_buffer_size, key_buffer_length ); |
| 572 | break; |
| 573 | |
| 574 | /* Add cases for opaque driver here */ |
| 575 | #if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT) |
| 576 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 577 | case PSA_CRYPTO_TEST_DRIVER_LOCATION: |
| 578 | status = mbedtls_test_opaque_generate_key( |
| 579 | attributes, key_buffer, key_buffer_size, key_buffer_length ); |
| 580 | break; |
| 581 | #endif /* PSA_CRYPTO_DRIVER_TEST */ |
| 582 | #endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */ |
| 583 | |
| 584 | default: |
| 585 | /* Key is declared with a lifetime not known to us */ |
| 586 | status = PSA_ERROR_INVALID_ARGUMENT; |
| 587 | break; |
| 588 | } |
| 589 | |
| 590 | return( status ); |
| 591 | } |
| 592 | |
| 593 | psa_status_t psa_driver_wrapper_import_key( |
| 594 | const psa_key_attributes_t *attributes, |
| 595 | const uint8_t *data, |
| 596 | size_t data_length, |
| 597 | uint8_t *key_buffer, |
| 598 | size_t key_buffer_size, |
| 599 | size_t *key_buffer_length, |
| 600 | size_t *bits ) |
| 601 | { |
| 602 | |
| 603 | psa_status_t status = PSA_ERROR_CORRUPTION_DETECTED; |
| 604 | psa_key_location_t location = PSA_KEY_LIFETIME_GET_LOCATION( |
| 605 | psa_get_key_lifetime( attributes ) ); |
| 606 | |
| 607 | /* Try dynamically-registered SE interface first */ |
| 608 | #if defined(MBEDTLS_PSA_CRYPTO_SE_C) |
| 609 | const psa_drv_se_t *drv; |
| 610 | psa_drv_se_context_t *drv_context; |
| 611 | |
| 612 | if( psa_get_se_driver( attributes->core.lifetime, &drv, &drv_context ) ) |
| 613 | { |
| 614 | if( drv->key_management == NULL || |
| 615 | drv->key_management->p_import == NULL ) |
| 616 | return( PSA_ERROR_NOT_SUPPORTED ); |
| 617 | |
| 618 | /* The driver should set the number of key bits, however in |
| 619 | * case it doesn't, we initialize bits to an invalid value. */ |
| 620 | *bits = PSA_MAX_KEY_BITS + 1; |
| 621 | status = drv->key_management->p_import( |
| 622 | drv_context, |
| 623 | *( (psa_key_slot_number_t *)key_buffer ), |
| 624 | attributes, data, data_length, bits ); |
| 625 | |
| 626 | if( status != PSA_SUCCESS ) |
| 627 | return( status ); |
| 628 | |
| 629 | if( (*bits) > PSA_MAX_KEY_BITS ) |
| 630 | return( PSA_ERROR_NOT_SUPPORTED ); |
| 631 | |
| 632 | return( PSA_SUCCESS ); |
| 633 | } |
| 634 | #endif /* PSA_CRYPTO_SE_C */ |
| 635 | |
| 636 | switch( location ) |
| 637 | { |
| 638 | case PSA_KEY_LOCATION_LOCAL_STORAGE: |
| 639 | /* Key is stored in the slot in export representation, so |
| 640 | * cycle through all known transparent accelerators */ |
| 641 | #if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT) |
| 642 | |
| 643 | #if (defined(PSA_CRYPTO_DRIVER_TEST) ) |
| 644 | status = mbedtls_test_transparent_import_key |
| 645 | (attributes, |
| 646 | data, |
| 647 | data_length, |
| 648 | key_buffer, |
| 649 | key_buffer_size, |
| 650 | key_buffer_length, |
| 651 | bits |
| 652 | ); |
| 653 | |
| 654 | if( status != PSA_ERROR_NOT_SUPPORTED ) |
| 655 | return( status ); |
| 656 | #endif |
| 657 | |
| 658 | |
| 659 | #endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */ |
| 660 | |
| 661 | /* Fell through, meaning no accelerator supports this operation */ |
| 662 | return( psa_import_key_into_slot( attributes, |
| 663 | data, data_length, |
| 664 | key_buffer, key_buffer_size, |
| 665 | key_buffer_length, bits ) ); |
| 666 | /* Add cases for opaque driver here */ |
| 667 | #if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT) |
| 668 | |
| 669 | #if (defined(PSA_CRYPTO_DRIVER_TEST) ) |
| 670 | case 0x7fffff: |
| 671 | return( mbedtls_test_opaque_import_key |
| 672 | (attributes, |
| 673 | data, |
| 674 | data_length, |
| 675 | key_buffer, |
| 676 | key_buffer_size, |
| 677 | key_buffer_length, |
| 678 | bits |
| 679 | )); |
| 680 | #endif |
| 681 | |
| 682 | |
| 683 | #endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */ |
| 684 | default: |
| 685 | (void)status; |
| 686 | return( PSA_ERROR_INVALID_ARGUMENT ); |
| 687 | } |
| 688 | |
| 689 | } |
| 690 | |
| 691 | psa_status_t psa_driver_wrapper_export_key( |
| 692 | const psa_key_attributes_t *attributes, |
| 693 | const uint8_t *key_buffer, size_t key_buffer_size, |
| 694 | uint8_t *data, size_t data_size, size_t *data_length ) |
| 695 | |
| 696 | { |
| 697 | |
| 698 | psa_status_t status = PSA_ERROR_INVALID_ARGUMENT; |
| 699 | psa_key_location_t location = PSA_KEY_LIFETIME_GET_LOCATION( |
| 700 | psa_get_key_lifetime( attributes ) ); |
| 701 | |
| 702 | /* Try dynamically-registered SE interface first */ |
| 703 | #if defined(MBEDTLS_PSA_CRYPTO_SE_C) |
| 704 | const psa_drv_se_t *drv; |
| 705 | psa_drv_se_context_t *drv_context; |
| 706 | |
| 707 | if( psa_get_se_driver( attributes->core.lifetime, &drv, &drv_context ) ) |
| 708 | { |
| 709 | if( ( drv->key_management == NULL ) || |
| 710 | ( drv->key_management->p_export == NULL ) ) |
| 711 | { |
| 712 | return( PSA_ERROR_NOT_SUPPORTED ); |
| 713 | } |
| 714 | |
| 715 | return( drv->key_management->p_export( |
| 716 | drv_context, |
| 717 | *( (psa_key_slot_number_t *)key_buffer ), |
| 718 | data, data_size, data_length ) ); |
| 719 | } |
| 720 | #endif /* PSA_CRYPTO_SE_C */ |
| 721 | |
| 722 | switch( location ) |
| 723 | { |
| 724 | case PSA_KEY_LOCATION_LOCAL_STORAGE: |
| 725 | return( psa_export_key_internal( attributes, |
| 726 | key_buffer, |
| 727 | key_buffer_size, |
| 728 | data, |
| 729 | data_size, |
| 730 | data_length ) ); |
| 731 | |
| 732 | /* Add cases for opaque driver here */ |
| 733 | #if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT) |
| 734 | |
| 735 | #if (defined(PSA_CRYPTO_DRIVER_TEST) ) |
| 736 | case 0x7fffff: |
| 737 | return( mbedtls_test_opaque_export_key |
| 738 | (attributes, |
| 739 | key_buffer, |
| 740 | key_buffer_size, |
| 741 | data, |
| 742 | data_size, |
| 743 | data_length |
| 744 | )); |
| 745 | #endif |
| 746 | |
| 747 | |
| 748 | #endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */ |
| 749 | default: |
| 750 | /* Key is declared with a lifetime not known to us */ |
| 751 | return( status ); |
| 752 | } |
| 753 | |
| 754 | } |
| 755 | |
| 756 | psa_status_t psa_driver_wrapper_export_public_key( |
| 757 | const psa_key_attributes_t *attributes, |
| 758 | const uint8_t *key_buffer, size_t key_buffer_size, |
| 759 | uint8_t *data, size_t data_size, size_t *data_length ) |
| 760 | |
| 761 | { |
| 762 | |
| 763 | psa_status_t status = PSA_ERROR_INVALID_ARGUMENT; |
| 764 | psa_key_location_t location = PSA_KEY_LIFETIME_GET_LOCATION( |
| 765 | psa_get_key_lifetime( attributes ) ); |
| 766 | |
| 767 | /* Try dynamically-registered SE interface first */ |
| 768 | #if defined(MBEDTLS_PSA_CRYPTO_SE_C) |
| 769 | const psa_drv_se_t *drv; |
| 770 | psa_drv_se_context_t *drv_context; |
| 771 | |
| 772 | if( psa_get_se_driver( attributes->core.lifetime, &drv, &drv_context ) ) |
| 773 | { |
| 774 | if( ( drv->key_management == NULL ) || |
| 775 | ( drv->key_management->p_export_public == NULL ) ) |
| 776 | { |
| 777 | return( PSA_ERROR_NOT_SUPPORTED ); |
| 778 | } |
| 779 | |
| 780 | return( drv->key_management->p_export_public( |
| 781 | drv_context, |
| 782 | *( (psa_key_slot_number_t *)key_buffer ), |
| 783 | data, data_size, data_length ) ); |
| 784 | } |
| 785 | #endif /* MBEDTLS_PSA_CRYPTO_SE_C */ |
| 786 | |
| 787 | switch( location ) |
| 788 | { |
| 789 | case PSA_KEY_LOCATION_LOCAL_STORAGE: |
| 790 | /* Key is stored in the slot in export representation, so |
| 791 | * cycle through all known transparent accelerators */ |
| 792 | #if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT) |
| 793 | |
| 794 | #if (defined(PSA_CRYPTO_DRIVER_TEST) ) |
| 795 | status = mbedtls_test_transparent_export_public_key |
| 796 | (attributes, |
| 797 | key_buffer, |
| 798 | key_buffer_size, |
| 799 | data, |
| 800 | data_size, |
| 801 | data_length |
| 802 | ); |
| 803 | |
| 804 | if( status != PSA_ERROR_NOT_SUPPORTED ) |
| 805 | return( status ); |
| 806 | #endif |
| 807 | |
| 808 | |
| 809 | #endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */ |
| 810 | /* Fell through, meaning no accelerator supports this operation */ |
| 811 | return( psa_export_public_key_internal( attributes, |
| 812 | key_buffer, |
| 813 | key_buffer_size, |
| 814 | data, |
| 815 | data_size, |
| 816 | data_length ) ); |
| 817 | |
| 818 | /* Add cases for opaque driver here */ |
| 819 | #if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT) |
| 820 | |
| 821 | #if (defined(PSA_CRYPTO_DRIVER_TEST) ) |
| 822 | case 0x7fffff: |
| 823 | return( mbedtls_test_opaque_export_public_key |
| 824 | (attributes, |
| 825 | key_buffer, |
| 826 | key_buffer_size, |
| 827 | data, |
| 828 | data_size, |
| 829 | data_length |
| 830 | )); |
| 831 | #endif |
| 832 | |
| 833 | |
| 834 | #endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */ |
| 835 | default: |
| 836 | /* Key is declared with a lifetime not known to us */ |
| 837 | return( status ); |
| 838 | } |
| 839 | |
| 840 | } |
| 841 | |
| 842 | psa_status_t psa_driver_wrapper_get_builtin_key( |
| 843 | psa_drv_slot_number_t slot_number, |
| 844 | psa_key_attributes_t *attributes, |
| 845 | uint8_t *key_buffer, size_t key_buffer_size, size_t *key_buffer_length ) |
| 846 | { |
| 847 | |
| 848 | psa_key_location_t location = PSA_KEY_LIFETIME_GET_LOCATION( attributes->core.lifetime ); |
| 849 | switch( location ) |
| 850 | { |
| 851 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 852 | |
| 853 | #if (defined(PSA_CRYPTO_DRIVER_TEST) ) |
| 854 | case 0x7fffff: |
| 855 | return( mbedtls_test_opaque_get_builtin_key |
| 856 | (slot_number, |
| 857 | attributes, |
| 858 | key_buffer, |
| 859 | key_buffer_size, |
| 860 | key_buffer_length |
| 861 | )); |
| 862 | #endif |
| 863 | |
| 864 | |
| 865 | #endif /* PSA_CRYPTO_DRIVER_TEST */ |
| 866 | default: |
| 867 | (void) slot_number; |
| 868 | (void) key_buffer; |
| 869 | (void) key_buffer_size; |
| 870 | (void) key_buffer_length; |
| 871 | return( PSA_ERROR_DOES_NOT_EXIST ); |
| 872 | } |
| 873 | |
| 874 | } |
| 875 | |
| 876 | psa_status_t psa_driver_wrapper_copy_key( |
| 877 | psa_key_attributes_t *attributes, |
| 878 | const uint8_t *source_key, size_t source_key_length, |
| 879 | uint8_t *target_key_buffer, size_t target_key_buffer_size, |
| 880 | size_t *target_key_buffer_length ) |
| 881 | { |
| 882 | |
| 883 | psa_status_t status = PSA_ERROR_CORRUPTION_DETECTED; |
| 884 | psa_key_location_t location = |
| 885 | PSA_KEY_LIFETIME_GET_LOCATION( attributes->core.lifetime ); |
| 886 | |
| 887 | #if defined(MBEDTLS_PSA_CRYPTO_SE_C) |
| 888 | const psa_drv_se_t *drv; |
| 889 | psa_drv_se_context_t *drv_context; |
| 890 | |
| 891 | if( psa_get_se_driver( attributes->core.lifetime, &drv, &drv_context ) ) |
| 892 | { |
| 893 | /* Copying to a secure element is not implemented yet. */ |
| 894 | return( PSA_ERROR_NOT_SUPPORTED ); |
| 895 | } |
| 896 | #endif /* MBEDTLS_PSA_CRYPTO_SE_C */ |
| 897 | |
| 898 | switch( location ) |
| 899 | { |
| 900 | #if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT) |
| 901 | |
| 902 | #if (defined(PSA_CRYPTO_DRIVER_TEST) ) |
| 903 | case 0x7fffff: |
| 904 | return( mbedtls_test_opaque_copy_key |
| 905 | (attributes, |
| 906 | source_key, |
| 907 | source_key_length, |
| 908 | target_key_buffer, |
| 909 | target_key_buffer_size, |
| 910 | target_key_buffer_length |
| 911 | )); |
| 912 | #endif |
| 913 | |
| 914 | |
| 915 | #endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */ |
| 916 | default: |
| 917 | (void)source_key; |
| 918 | (void)source_key_length; |
| 919 | (void)target_key_buffer; |
| 920 | (void)target_key_buffer_size; |
| 921 | (void)target_key_buffer_length; |
| 922 | status = PSA_ERROR_INVALID_ARGUMENT; |
| 923 | } |
| 924 | return( status ); |
| 925 | |
| 926 | } |
| 927 | |
| 928 | /* |
| 929 | * Cipher functions |
| 930 | */ |
| 931 | psa_status_t psa_driver_wrapper_cipher_encrypt( |
| 932 | const psa_key_attributes_t *attributes, |
| 933 | const uint8_t *key_buffer, |
| 934 | size_t key_buffer_size, |
| 935 | psa_algorithm_t alg, |
| 936 | const uint8_t *iv, |
| 937 | size_t iv_length, |
| 938 | const uint8_t *input, |
| 939 | size_t input_length, |
| 940 | uint8_t *output, |
| 941 | size_t output_size, |
| 942 | size_t *output_length ) |
| 943 | { |
| 944 | psa_status_t status = PSA_ERROR_CORRUPTION_DETECTED; |
| 945 | psa_key_location_t location = |
| 946 | PSA_KEY_LIFETIME_GET_LOCATION( attributes->core.lifetime ); |
| 947 | |
| 948 | switch( location ) |
| 949 | { |
| 950 | case PSA_KEY_LOCATION_LOCAL_STORAGE: |
| 951 | /* Key is stored in the slot in export representation, so |
| 952 | * cycle through all known transparent accelerators */ |
| 953 | #if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT) |
| 954 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 955 | status = mbedtls_test_transparent_cipher_encrypt( attributes, |
| 956 | key_buffer, |
| 957 | key_buffer_size, |
| 958 | alg, |
| 959 | iv, |
| 960 | iv_length, |
| 961 | input, |
| 962 | input_length, |
| 963 | output, |
| 964 | output_size, |
| 965 | output_length ); |
| 966 | /* Declared with fallback == true */ |
| 967 | if( status != PSA_ERROR_NOT_SUPPORTED ) |
| 968 | return( status ); |
| 969 | #endif /* PSA_CRYPTO_DRIVER_TEST */ |
| 970 | #endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */ |
| 971 | |
| 972 | #if defined(MBEDTLS_PSA_BUILTIN_CIPHER) |
| 973 | return( mbedtls_psa_cipher_encrypt( attributes, |
| 974 | key_buffer, |
| 975 | key_buffer_size, |
| 976 | alg, |
| 977 | iv, |
| 978 | iv_length, |
| 979 | input, |
| 980 | input_length, |
| 981 | output, |
| 982 | output_size, |
| 983 | output_length ) ); |
| 984 | #else |
| 985 | return( PSA_ERROR_NOT_SUPPORTED ); |
| 986 | #endif /* MBEDTLS_PSA_BUILTIN_CIPHER */ |
| 987 | |
| 988 | /* Add cases for opaque driver here */ |
| 989 | #if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT) |
| 990 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 991 | case PSA_CRYPTO_TEST_DRIVER_LOCATION: |
| 992 | return( mbedtls_test_opaque_cipher_encrypt( attributes, |
| 993 | key_buffer, |
| 994 | key_buffer_size, |
| 995 | alg, |
| 996 | iv, |
| 997 | iv_length, |
| 998 | input, |
| 999 | input_length, |
| 1000 | output, |
| 1001 | output_size, |
| 1002 | output_length ) ); |
| 1003 | #endif /* PSA_CRYPTO_DRIVER_TEST */ |
| 1004 | #endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */ |
| 1005 | |
| 1006 | default: |
| 1007 | /* Key is declared with a lifetime not known to us */ |
| 1008 | (void)status; |
| 1009 | (void)key_buffer; |
| 1010 | (void)key_buffer_size; |
| 1011 | (void)alg; |
| 1012 | (void)iv; |
| 1013 | (void)iv_length; |
| 1014 | (void)input; |
| 1015 | (void)input_length; |
| 1016 | (void)output; |
| 1017 | (void)output_size; |
| 1018 | (void)output_length; |
| 1019 | return( PSA_ERROR_INVALID_ARGUMENT ); |
| 1020 | } |
| 1021 | } |
| 1022 | |
| 1023 | psa_status_t psa_driver_wrapper_cipher_decrypt( |
| 1024 | const psa_key_attributes_t *attributes, |
| 1025 | const uint8_t *key_buffer, |
| 1026 | size_t key_buffer_size, |
| 1027 | psa_algorithm_t alg, |
| 1028 | const uint8_t *input, |
| 1029 | size_t input_length, |
| 1030 | uint8_t *output, |
| 1031 | size_t output_size, |
| 1032 | size_t *output_length ) |
| 1033 | { |
| 1034 | psa_status_t status = PSA_ERROR_CORRUPTION_DETECTED; |
| 1035 | psa_key_location_t location = |
| 1036 | PSA_KEY_LIFETIME_GET_LOCATION( attributes->core.lifetime ); |
| 1037 | |
| 1038 | switch( location ) |
| 1039 | { |
| 1040 | case PSA_KEY_LOCATION_LOCAL_STORAGE: |
| 1041 | /* Key is stored in the slot in export representation, so |
| 1042 | * cycle through all known transparent accelerators */ |
| 1043 | #if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT) |
| 1044 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 1045 | status = mbedtls_test_transparent_cipher_decrypt( attributes, |
| 1046 | key_buffer, |
| 1047 | key_buffer_size, |
| 1048 | alg, |
| 1049 | input, |
| 1050 | input_length, |
| 1051 | output, |
| 1052 | output_size, |
| 1053 | output_length ); |
| 1054 | /* Declared with fallback == true */ |
| 1055 | if( status != PSA_ERROR_NOT_SUPPORTED ) |
| 1056 | return( status ); |
| 1057 | #endif /* PSA_CRYPTO_DRIVER_TEST */ |
| 1058 | #endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */ |
| 1059 | |
| 1060 | #if defined(MBEDTLS_PSA_BUILTIN_CIPHER) |
| 1061 | return( mbedtls_psa_cipher_decrypt( attributes, |
| 1062 | key_buffer, |
| 1063 | key_buffer_size, |
| 1064 | alg, |
| 1065 | input, |
| 1066 | input_length, |
| 1067 | output, |
| 1068 | output_size, |
| 1069 | output_length ) ); |
| 1070 | #else |
| 1071 | return( PSA_ERROR_NOT_SUPPORTED ); |
| 1072 | #endif /* MBEDTLS_PSA_BUILTIN_CIPHER */ |
| 1073 | |
| 1074 | /* Add cases for opaque driver here */ |
| 1075 | #if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT) |
| 1076 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 1077 | case PSA_CRYPTO_TEST_DRIVER_LOCATION: |
| 1078 | return( mbedtls_test_opaque_cipher_decrypt( attributes, |
| 1079 | key_buffer, |
| 1080 | key_buffer_size, |
| 1081 | alg, |
| 1082 | input, |
| 1083 | input_length, |
| 1084 | output, |
| 1085 | output_size, |
| 1086 | output_length ) ); |
| 1087 | #endif /* PSA_CRYPTO_DRIVER_TEST */ |
| 1088 | #endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */ |
| 1089 | |
| 1090 | default: |
| 1091 | /* Key is declared with a lifetime not known to us */ |
| 1092 | (void)status; |
| 1093 | (void)key_buffer; |
| 1094 | (void)key_buffer_size; |
| 1095 | (void)alg; |
| 1096 | (void)input; |
| 1097 | (void)input_length; |
| 1098 | (void)output; |
| 1099 | (void)output_size; |
| 1100 | (void)output_length; |
| 1101 | return( PSA_ERROR_INVALID_ARGUMENT ); |
| 1102 | } |
| 1103 | } |
| 1104 | |
| 1105 | psa_status_t psa_driver_wrapper_cipher_encrypt_setup( |
| 1106 | psa_cipher_operation_t *operation, |
| 1107 | const psa_key_attributes_t *attributes, |
| 1108 | const uint8_t *key_buffer, size_t key_buffer_size, |
| 1109 | psa_algorithm_t alg ) |
| 1110 | { |
| 1111 | psa_status_t status = PSA_ERROR_CORRUPTION_DETECTED; |
| 1112 | psa_key_location_t location = |
| 1113 | PSA_KEY_LIFETIME_GET_LOCATION( attributes->core.lifetime ); |
| 1114 | |
| 1115 | switch( location ) |
| 1116 | { |
| 1117 | case PSA_KEY_LOCATION_LOCAL_STORAGE: |
| 1118 | /* Key is stored in the slot in export representation, so |
| 1119 | * cycle through all known transparent accelerators */ |
| 1120 | #if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT) |
| 1121 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 1122 | status = mbedtls_test_transparent_cipher_encrypt_setup( |
| 1123 | &operation->ctx.transparent_test_driver_ctx, |
| 1124 | attributes, |
| 1125 | key_buffer, |
| 1126 | key_buffer_size, |
| 1127 | alg ); |
| 1128 | /* Declared with fallback == true */ |
| 1129 | if( status == PSA_SUCCESS ) |
| 1130 | operation->id = MBEDTLS_TEST_TRANSPARENT_DRIVER_ID; |
| 1131 | |
| 1132 | if( status != PSA_ERROR_NOT_SUPPORTED ) |
| 1133 | return( status ); |
| 1134 | #endif /* PSA_CRYPTO_DRIVER_TEST */ |
| 1135 | #endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */ |
| 1136 | #if defined(MBEDTLS_PSA_BUILTIN_CIPHER) |
| 1137 | /* Fell through, meaning no accelerator supports this operation */ |
| 1138 | status = mbedtls_psa_cipher_encrypt_setup( &operation->ctx.mbedtls_ctx, |
| 1139 | attributes, |
| 1140 | key_buffer, |
| 1141 | key_buffer_size, |
| 1142 | alg ); |
| 1143 | if( status == PSA_SUCCESS ) |
| 1144 | operation->id = PSA_CRYPTO_MBED_TLS_DRIVER_ID; |
| 1145 | |
| 1146 | if( status != PSA_ERROR_NOT_SUPPORTED ) |
| 1147 | return( status ); |
| 1148 | #endif /* MBEDTLS_PSA_BUILTIN_CIPHER */ |
| 1149 | return( PSA_ERROR_NOT_SUPPORTED ); |
| 1150 | |
| 1151 | /* Add cases for opaque driver here */ |
| 1152 | #if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT) |
| 1153 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 1154 | case PSA_CRYPTO_TEST_DRIVER_LOCATION: |
| 1155 | status = mbedtls_test_opaque_cipher_encrypt_setup( |
| 1156 | &operation->ctx.opaque_test_driver_ctx, |
| 1157 | attributes, |
| 1158 | key_buffer, key_buffer_size, |
| 1159 | alg ); |
| 1160 | |
| 1161 | if( status == PSA_SUCCESS ) |
| 1162 | operation->id = MBEDTLS_TEST_OPAQUE_DRIVER_ID; |
| 1163 | |
| 1164 | return( status ); |
| 1165 | #endif /* PSA_CRYPTO_DRIVER_TEST */ |
| 1166 | #endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */ |
| 1167 | default: |
| 1168 | /* Key is declared with a lifetime not known to us */ |
| 1169 | (void)status; |
| 1170 | (void)operation; |
| 1171 | (void)key_buffer; |
| 1172 | (void)key_buffer_size; |
| 1173 | (void)alg; |
| 1174 | return( PSA_ERROR_INVALID_ARGUMENT ); |
| 1175 | } |
| 1176 | } |
| 1177 | |
| 1178 | psa_status_t psa_driver_wrapper_cipher_decrypt_setup( |
| 1179 | psa_cipher_operation_t *operation, |
| 1180 | const psa_key_attributes_t *attributes, |
| 1181 | const uint8_t *key_buffer, size_t key_buffer_size, |
| 1182 | psa_algorithm_t alg ) |
| 1183 | { |
| 1184 | psa_status_t status = PSA_ERROR_INVALID_ARGUMENT; |
| 1185 | psa_key_location_t location = |
| 1186 | PSA_KEY_LIFETIME_GET_LOCATION( attributes->core.lifetime ); |
| 1187 | |
| 1188 | switch( location ) |
| 1189 | { |
| 1190 | case PSA_KEY_LOCATION_LOCAL_STORAGE: |
| 1191 | /* Key is stored in the slot in export representation, so |
| 1192 | * cycle through all known transparent accelerators */ |
| 1193 | #if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT) |
| 1194 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 1195 | status = mbedtls_test_transparent_cipher_decrypt_setup( |
| 1196 | &operation->ctx.transparent_test_driver_ctx, |
| 1197 | attributes, |
| 1198 | key_buffer, |
| 1199 | key_buffer_size, |
| 1200 | alg ); |
| 1201 | /* Declared with fallback == true */ |
| 1202 | if( status == PSA_SUCCESS ) |
| 1203 | operation->id = MBEDTLS_TEST_TRANSPARENT_DRIVER_ID; |
| 1204 | |
| 1205 | if( status != PSA_ERROR_NOT_SUPPORTED ) |
| 1206 | return( status ); |
| 1207 | #endif /* PSA_CRYPTO_DRIVER_TEST */ |
| 1208 | #endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */ |
| 1209 | #if defined(MBEDTLS_PSA_BUILTIN_CIPHER) |
| 1210 | /* Fell through, meaning no accelerator supports this operation */ |
| 1211 | status = mbedtls_psa_cipher_decrypt_setup( &operation->ctx.mbedtls_ctx, |
| 1212 | attributes, |
| 1213 | key_buffer, |
| 1214 | key_buffer_size, |
| 1215 | alg ); |
| 1216 | if( status == PSA_SUCCESS ) |
| 1217 | operation->id = PSA_CRYPTO_MBED_TLS_DRIVER_ID; |
| 1218 | |
| 1219 | return( status ); |
| 1220 | #endif /* MBEDTLS_PSA_BUILTIN_CIPHER */ |
| 1221 | return( PSA_ERROR_NOT_SUPPORTED ); |
| 1222 | |
| 1223 | /* Add cases for opaque driver here */ |
| 1224 | #if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT) |
| 1225 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 1226 | case PSA_CRYPTO_TEST_DRIVER_LOCATION: |
| 1227 | status = mbedtls_test_opaque_cipher_decrypt_setup( |
| 1228 | &operation->ctx.opaque_test_driver_ctx, |
| 1229 | attributes, |
| 1230 | key_buffer, key_buffer_size, |
| 1231 | alg ); |
| 1232 | |
| 1233 | if( status == PSA_SUCCESS ) |
| 1234 | operation->id = MBEDTLS_TEST_OPAQUE_DRIVER_ID; |
| 1235 | |
| 1236 | return( status ); |
| 1237 | #endif /* PSA_CRYPTO_DRIVER_TEST */ |
| 1238 | #endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */ |
| 1239 | default: |
| 1240 | /* Key is declared with a lifetime not known to us */ |
| 1241 | (void)status; |
| 1242 | (void)operation; |
| 1243 | (void)key_buffer; |
| 1244 | (void)key_buffer_size; |
| 1245 | (void)alg; |
| 1246 | return( PSA_ERROR_INVALID_ARGUMENT ); |
| 1247 | } |
| 1248 | } |
| 1249 | |
| 1250 | psa_status_t psa_driver_wrapper_cipher_set_iv( |
| 1251 | psa_cipher_operation_t *operation, |
| 1252 | const uint8_t *iv, |
| 1253 | size_t iv_length ) |
| 1254 | { |
| 1255 | switch( operation->id ) |
| 1256 | { |
| 1257 | #if defined(MBEDTLS_PSA_BUILTIN_CIPHER) |
| 1258 | case PSA_CRYPTO_MBED_TLS_DRIVER_ID: |
| 1259 | return( mbedtls_psa_cipher_set_iv( &operation->ctx.mbedtls_ctx, |
| 1260 | iv, |
| 1261 | iv_length ) ); |
| 1262 | #endif /* MBEDTLS_PSA_BUILTIN_CIPHER */ |
| 1263 | |
| 1264 | #if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT) |
| 1265 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 1266 | case MBEDTLS_TEST_TRANSPARENT_DRIVER_ID: |
| 1267 | return( mbedtls_test_transparent_cipher_set_iv( |
| 1268 | &operation->ctx.transparent_test_driver_ctx, |
| 1269 | iv, iv_length ) ); |
| 1270 | |
| 1271 | case MBEDTLS_TEST_OPAQUE_DRIVER_ID: |
| 1272 | return( mbedtls_test_opaque_cipher_set_iv( |
| 1273 | &operation->ctx.opaque_test_driver_ctx, |
| 1274 | iv, iv_length ) ); |
| 1275 | #endif /* PSA_CRYPTO_DRIVER_TEST */ |
| 1276 | #endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */ |
| 1277 | } |
| 1278 | |
| 1279 | (void)iv; |
| 1280 | (void)iv_length; |
| 1281 | |
| 1282 | return( PSA_ERROR_INVALID_ARGUMENT ); |
| 1283 | } |
| 1284 | |
| 1285 | psa_status_t psa_driver_wrapper_cipher_update( |
| 1286 | psa_cipher_operation_t *operation, |
| 1287 | const uint8_t *input, |
| 1288 | size_t input_length, |
| 1289 | uint8_t *output, |
| 1290 | size_t output_size, |
| 1291 | size_t *output_length ) |
| 1292 | { |
| 1293 | switch( operation->id ) |
| 1294 | { |
| 1295 | #if defined(MBEDTLS_PSA_BUILTIN_CIPHER) |
| 1296 | case PSA_CRYPTO_MBED_TLS_DRIVER_ID: |
| 1297 | return( mbedtls_psa_cipher_update( &operation->ctx.mbedtls_ctx, |
| 1298 | input, |
| 1299 | input_length, |
| 1300 | output, |
| 1301 | output_size, |
| 1302 | output_length ) ); |
| 1303 | #endif /* MBEDTLS_PSA_BUILTIN_CIPHER */ |
| 1304 | |
| 1305 | #if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT) |
| 1306 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 1307 | case MBEDTLS_TEST_TRANSPARENT_DRIVER_ID: |
| 1308 | return( mbedtls_test_transparent_cipher_update( |
| 1309 | &operation->ctx.transparent_test_driver_ctx, |
| 1310 | input, input_length, |
| 1311 | output, output_size, output_length ) ); |
| 1312 | |
| 1313 | case MBEDTLS_TEST_OPAQUE_DRIVER_ID: |
| 1314 | return( mbedtls_test_opaque_cipher_update( |
| 1315 | &operation->ctx.opaque_test_driver_ctx, |
| 1316 | input, input_length, |
| 1317 | output, output_size, output_length ) ); |
| 1318 | #endif /* PSA_CRYPTO_DRIVER_TEST */ |
| 1319 | #endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */ |
| 1320 | } |
| 1321 | |
| 1322 | (void)input; |
| 1323 | (void)input_length; |
| 1324 | (void)output; |
| 1325 | (void)output_size; |
| 1326 | (void)output_length; |
| 1327 | |
| 1328 | return( PSA_ERROR_INVALID_ARGUMENT ); |
| 1329 | } |
| 1330 | |
| 1331 | psa_status_t psa_driver_wrapper_cipher_finish( |
| 1332 | psa_cipher_operation_t *operation, |
| 1333 | uint8_t *output, |
| 1334 | size_t output_size, |
| 1335 | size_t *output_length ) |
| 1336 | { |
| 1337 | switch( operation->id ) |
| 1338 | { |
| 1339 | #if defined(MBEDTLS_PSA_BUILTIN_CIPHER) |
| 1340 | case PSA_CRYPTO_MBED_TLS_DRIVER_ID: |
| 1341 | return( mbedtls_psa_cipher_finish( &operation->ctx.mbedtls_ctx, |
| 1342 | output, |
| 1343 | output_size, |
| 1344 | output_length ) ); |
| 1345 | #endif /* MBEDTLS_PSA_BUILTIN_CIPHER */ |
| 1346 | |
| 1347 | #if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT) |
| 1348 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 1349 | case MBEDTLS_TEST_TRANSPARENT_DRIVER_ID: |
| 1350 | return( mbedtls_test_transparent_cipher_finish( |
| 1351 | &operation->ctx.transparent_test_driver_ctx, |
| 1352 | output, output_size, output_length ) ); |
| 1353 | |
| 1354 | case MBEDTLS_TEST_OPAQUE_DRIVER_ID: |
| 1355 | return( mbedtls_test_opaque_cipher_finish( |
| 1356 | &operation->ctx.opaque_test_driver_ctx, |
| 1357 | output, output_size, output_length ) ); |
| 1358 | #endif /* PSA_CRYPTO_DRIVER_TEST */ |
| 1359 | #endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */ |
| 1360 | } |
| 1361 | |
| 1362 | (void)output; |
| 1363 | (void)output_size; |
| 1364 | (void)output_length; |
| 1365 | |
| 1366 | return( PSA_ERROR_INVALID_ARGUMENT ); |
| 1367 | } |
| 1368 | |
| 1369 | psa_status_t psa_driver_wrapper_cipher_abort( |
| 1370 | psa_cipher_operation_t *operation ) |
| 1371 | { |
| 1372 | psa_status_t status = PSA_ERROR_CORRUPTION_DETECTED; |
| 1373 | |
| 1374 | switch( operation->id ) |
| 1375 | { |
| 1376 | #if defined(MBEDTLS_PSA_BUILTIN_CIPHER) |
| 1377 | case PSA_CRYPTO_MBED_TLS_DRIVER_ID: |
| 1378 | return( mbedtls_psa_cipher_abort( &operation->ctx.mbedtls_ctx ) ); |
| 1379 | #endif /* MBEDTLS_PSA_BUILTIN_CIPHER */ |
| 1380 | |
| 1381 | #if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT) |
| 1382 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 1383 | case MBEDTLS_TEST_TRANSPARENT_DRIVER_ID: |
| 1384 | status = mbedtls_test_transparent_cipher_abort( |
| 1385 | &operation->ctx.transparent_test_driver_ctx ); |
| 1386 | mbedtls_platform_zeroize( |
| 1387 | &operation->ctx.transparent_test_driver_ctx, |
| 1388 | sizeof( operation->ctx.transparent_test_driver_ctx ) ); |
| 1389 | return( status ); |
| 1390 | |
| 1391 | case MBEDTLS_TEST_OPAQUE_DRIVER_ID: |
| 1392 | status = mbedtls_test_opaque_cipher_abort( |
| 1393 | &operation->ctx.opaque_test_driver_ctx ); |
| 1394 | mbedtls_platform_zeroize( |
| 1395 | &operation->ctx.opaque_test_driver_ctx, |
| 1396 | sizeof( operation->ctx.opaque_test_driver_ctx ) ); |
| 1397 | return( status ); |
| 1398 | #endif /* PSA_CRYPTO_DRIVER_TEST */ |
| 1399 | #endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */ |
| 1400 | } |
| 1401 | |
| 1402 | (void)status; |
| 1403 | return( PSA_ERROR_INVALID_ARGUMENT ); |
| 1404 | } |
| 1405 | |
| 1406 | /* |
| 1407 | * Hashing functions |
| 1408 | */ |
| 1409 | psa_status_t psa_driver_wrapper_hash_compute( |
| 1410 | psa_algorithm_t alg, |
| 1411 | const uint8_t *input, |
| 1412 | size_t input_length, |
| 1413 | uint8_t *hash, |
| 1414 | size_t hash_size, |
| 1415 | size_t *hash_length) |
| 1416 | { |
| 1417 | psa_status_t status = PSA_ERROR_CORRUPTION_DETECTED; |
| 1418 | |
| 1419 | /* Try accelerators first */ |
| 1420 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 1421 | status = mbedtls_test_transparent_hash_compute( |
| 1422 | alg, input, input_length, hash, hash_size, hash_length ); |
| 1423 | if( status != PSA_ERROR_NOT_SUPPORTED ) |
| 1424 | return( status ); |
| 1425 | #endif |
| 1426 | |
| 1427 | /* If software fallback is compiled in, try fallback */ |
| 1428 | #if defined(MBEDTLS_PSA_BUILTIN_HASH) |
| 1429 | status = mbedtls_psa_hash_compute( alg, input, input_length, |
| 1430 | hash, hash_size, hash_length ); |
| 1431 | if( status != PSA_ERROR_NOT_SUPPORTED ) |
| 1432 | return( status ); |
| 1433 | #endif |
| 1434 | (void) status; |
| 1435 | (void) alg; |
| 1436 | (void) input; |
| 1437 | (void) input_length; |
| 1438 | (void) hash; |
| 1439 | (void) hash_size; |
| 1440 | (void) hash_length; |
| 1441 | |
| 1442 | return( PSA_ERROR_NOT_SUPPORTED ); |
| 1443 | } |
| 1444 | |
| 1445 | psa_status_t psa_driver_wrapper_hash_setup( |
| 1446 | psa_hash_operation_t *operation, |
| 1447 | psa_algorithm_t alg ) |
| 1448 | { |
| 1449 | psa_status_t status = PSA_ERROR_CORRUPTION_DETECTED; |
| 1450 | |
| 1451 | /* Try setup on accelerators first */ |
| 1452 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 1453 | status = mbedtls_test_transparent_hash_setup( |
| 1454 | &operation->ctx.test_driver_ctx, alg ); |
| 1455 | if( status == PSA_SUCCESS ) |
| 1456 | operation->id = MBEDTLS_TEST_TRANSPARENT_DRIVER_ID; |
| 1457 | |
| 1458 | if( status != PSA_ERROR_NOT_SUPPORTED ) |
| 1459 | return( status ); |
| 1460 | #endif |
| 1461 | |
| 1462 | /* If software fallback is compiled in, try fallback */ |
| 1463 | #if defined(MBEDTLS_PSA_BUILTIN_HASH) |
| 1464 | status = mbedtls_psa_hash_setup( &operation->ctx.mbedtls_ctx, alg ); |
| 1465 | if( status == PSA_SUCCESS ) |
| 1466 | operation->id = PSA_CRYPTO_MBED_TLS_DRIVER_ID; |
| 1467 | |
| 1468 | if( status != PSA_ERROR_NOT_SUPPORTED ) |
| 1469 | return( status ); |
| 1470 | #endif |
| 1471 | /* Nothing left to try if we fall through here */ |
| 1472 | (void) status; |
| 1473 | (void) operation; |
| 1474 | (void) alg; |
| 1475 | return( PSA_ERROR_NOT_SUPPORTED ); |
| 1476 | } |
| 1477 | |
| 1478 | psa_status_t psa_driver_wrapper_hash_clone( |
| 1479 | const psa_hash_operation_t *source_operation, |
| 1480 | psa_hash_operation_t *target_operation ) |
| 1481 | { |
| 1482 | switch( source_operation->id ) |
| 1483 | { |
| 1484 | #if defined(MBEDTLS_PSA_BUILTIN_HASH) |
| 1485 | case PSA_CRYPTO_MBED_TLS_DRIVER_ID: |
| 1486 | target_operation->id = PSA_CRYPTO_MBED_TLS_DRIVER_ID; |
| 1487 | return( mbedtls_psa_hash_clone( &source_operation->ctx.mbedtls_ctx, |
| 1488 | &target_operation->ctx.mbedtls_ctx ) ); |
| 1489 | #endif |
| 1490 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 1491 | case MBEDTLS_TEST_TRANSPARENT_DRIVER_ID: |
| 1492 | target_operation->id = MBEDTLS_TEST_TRANSPARENT_DRIVER_ID; |
| 1493 | return( mbedtls_test_transparent_hash_clone( |
| 1494 | &source_operation->ctx.test_driver_ctx, |
| 1495 | &target_operation->ctx.test_driver_ctx ) ); |
| 1496 | #endif |
| 1497 | default: |
| 1498 | (void) target_operation; |
| 1499 | return( PSA_ERROR_BAD_STATE ); |
| 1500 | } |
| 1501 | } |
| 1502 | |
| 1503 | psa_status_t psa_driver_wrapper_hash_update( |
| 1504 | psa_hash_operation_t *operation, |
| 1505 | const uint8_t *input, |
| 1506 | size_t input_length ) |
| 1507 | { |
| 1508 | switch( operation->id ) |
| 1509 | { |
| 1510 | #if defined(MBEDTLS_PSA_BUILTIN_HASH) |
| 1511 | case PSA_CRYPTO_MBED_TLS_DRIVER_ID: |
| 1512 | return( mbedtls_psa_hash_update( &operation->ctx.mbedtls_ctx, |
| 1513 | input, input_length ) ); |
| 1514 | #endif |
| 1515 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 1516 | case MBEDTLS_TEST_TRANSPARENT_DRIVER_ID: |
| 1517 | return( mbedtls_test_transparent_hash_update( |
| 1518 | &operation->ctx.test_driver_ctx, |
| 1519 | input, input_length ) ); |
| 1520 | #endif |
| 1521 | default: |
| 1522 | (void) input; |
| 1523 | (void) input_length; |
| 1524 | return( PSA_ERROR_BAD_STATE ); |
| 1525 | } |
| 1526 | } |
| 1527 | |
| 1528 | psa_status_t psa_driver_wrapper_hash_finish( |
| 1529 | psa_hash_operation_t *operation, |
| 1530 | uint8_t *hash, |
| 1531 | size_t hash_size, |
| 1532 | size_t *hash_length ) |
| 1533 | { |
| 1534 | switch( operation->id ) |
| 1535 | { |
| 1536 | #if defined(MBEDTLS_PSA_BUILTIN_HASH) |
| 1537 | case PSA_CRYPTO_MBED_TLS_DRIVER_ID: |
| 1538 | return( mbedtls_psa_hash_finish( &operation->ctx.mbedtls_ctx, |
| 1539 | hash, hash_size, hash_length ) ); |
| 1540 | #endif |
| 1541 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 1542 | case MBEDTLS_TEST_TRANSPARENT_DRIVER_ID: |
| 1543 | return( mbedtls_test_transparent_hash_finish( |
| 1544 | &operation->ctx.test_driver_ctx, |
| 1545 | hash, hash_size, hash_length ) ); |
| 1546 | #endif |
| 1547 | default: |
| 1548 | (void) hash; |
| 1549 | (void) hash_size; |
| 1550 | (void) hash_length; |
| 1551 | return( PSA_ERROR_BAD_STATE ); |
| 1552 | } |
| 1553 | } |
| 1554 | |
| 1555 | psa_status_t psa_driver_wrapper_hash_abort( |
| 1556 | psa_hash_operation_t *operation ) |
| 1557 | { |
| 1558 | switch( operation->id ) |
| 1559 | { |
| 1560 | #if defined(MBEDTLS_PSA_BUILTIN_HASH) |
| 1561 | case PSA_CRYPTO_MBED_TLS_DRIVER_ID: |
| 1562 | return( mbedtls_psa_hash_abort( &operation->ctx.mbedtls_ctx ) ); |
| 1563 | #endif |
| 1564 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 1565 | case MBEDTLS_TEST_TRANSPARENT_DRIVER_ID: |
| 1566 | return( mbedtls_test_transparent_hash_abort( |
| 1567 | &operation->ctx.test_driver_ctx ) ); |
| 1568 | #endif |
| 1569 | default: |
| 1570 | return( PSA_ERROR_BAD_STATE ); |
| 1571 | } |
| 1572 | } |
| 1573 | |
| 1574 | psa_status_t psa_driver_wrapper_aead_encrypt( |
| 1575 | const psa_key_attributes_t *attributes, |
| 1576 | const uint8_t *key_buffer, size_t key_buffer_size, |
| 1577 | psa_algorithm_t alg, |
| 1578 | const uint8_t *nonce, size_t nonce_length, |
| 1579 | const uint8_t *additional_data, size_t additional_data_length, |
| 1580 | const uint8_t *plaintext, size_t plaintext_length, |
| 1581 | uint8_t *ciphertext, size_t ciphertext_size, size_t *ciphertext_length ) |
| 1582 | { |
| 1583 | psa_status_t status = PSA_ERROR_CORRUPTION_DETECTED; |
| 1584 | psa_key_location_t location = |
| 1585 | PSA_KEY_LIFETIME_GET_LOCATION( attributes->core.lifetime ); |
| 1586 | |
| 1587 | switch( location ) |
| 1588 | { |
| 1589 | case PSA_KEY_LOCATION_LOCAL_STORAGE: |
| 1590 | /* Key is stored in the slot in export representation, so |
| 1591 | * cycle through all known transparent accelerators */ |
| 1592 | |
| 1593 | #if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT) |
| 1594 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 1595 | status = mbedtls_test_transparent_aead_encrypt( |
| 1596 | attributes, key_buffer, key_buffer_size, |
| 1597 | alg, |
| 1598 | nonce, nonce_length, |
| 1599 | additional_data, additional_data_length, |
| 1600 | plaintext, plaintext_length, |
| 1601 | ciphertext, ciphertext_size, ciphertext_length ); |
| 1602 | /* Declared with fallback == true */ |
| 1603 | if( status != PSA_ERROR_NOT_SUPPORTED ) |
| 1604 | return( status ); |
| 1605 | #endif /* PSA_CRYPTO_DRIVER_TEST */ |
| 1606 | #endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */ |
| 1607 | |
| 1608 | /* Fell through, meaning no accelerator supports this operation */ |
| 1609 | return( mbedtls_psa_aead_encrypt( |
| 1610 | attributes, key_buffer, key_buffer_size, |
| 1611 | alg, |
| 1612 | nonce, nonce_length, |
| 1613 | additional_data, additional_data_length, |
| 1614 | plaintext, plaintext_length, |
| 1615 | ciphertext, ciphertext_size, ciphertext_length ) ); |
| 1616 | |
| 1617 | /* Add cases for opaque driver here */ |
| 1618 | |
| 1619 | default: |
| 1620 | /* Key is declared with a lifetime not known to us */ |
| 1621 | (void)status; |
| 1622 | return( PSA_ERROR_INVALID_ARGUMENT ); |
| 1623 | } |
| 1624 | } |
| 1625 | |
| 1626 | psa_status_t psa_driver_wrapper_aead_decrypt( |
| 1627 | const psa_key_attributes_t *attributes, |
| 1628 | const uint8_t *key_buffer, size_t key_buffer_size, |
| 1629 | psa_algorithm_t alg, |
| 1630 | const uint8_t *nonce, size_t nonce_length, |
| 1631 | const uint8_t *additional_data, size_t additional_data_length, |
| 1632 | const uint8_t *ciphertext, size_t ciphertext_length, |
| 1633 | uint8_t *plaintext, size_t plaintext_size, size_t *plaintext_length ) |
| 1634 | { |
| 1635 | psa_status_t status = PSA_ERROR_CORRUPTION_DETECTED; |
| 1636 | psa_key_location_t location = |
| 1637 | PSA_KEY_LIFETIME_GET_LOCATION( attributes->core.lifetime ); |
| 1638 | |
| 1639 | switch( location ) |
| 1640 | { |
| 1641 | case PSA_KEY_LOCATION_LOCAL_STORAGE: |
| 1642 | /* Key is stored in the slot in export representation, so |
| 1643 | * cycle through all known transparent accelerators */ |
| 1644 | |
| 1645 | #if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT) |
| 1646 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 1647 | status = mbedtls_test_transparent_aead_decrypt( |
| 1648 | attributes, key_buffer, key_buffer_size, |
| 1649 | alg, |
| 1650 | nonce, nonce_length, |
| 1651 | additional_data, additional_data_length, |
| 1652 | ciphertext, ciphertext_length, |
| 1653 | plaintext, plaintext_size, plaintext_length ); |
| 1654 | /* Declared with fallback == true */ |
| 1655 | if( status != PSA_ERROR_NOT_SUPPORTED ) |
| 1656 | return( status ); |
| 1657 | #endif /* PSA_CRYPTO_DRIVER_TEST */ |
| 1658 | #endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */ |
| 1659 | |
| 1660 | /* Fell through, meaning no accelerator supports this operation */ |
| 1661 | return( mbedtls_psa_aead_decrypt( |
| 1662 | attributes, key_buffer, key_buffer_size, |
| 1663 | alg, |
| 1664 | nonce, nonce_length, |
| 1665 | additional_data, additional_data_length, |
| 1666 | ciphertext, ciphertext_length, |
| 1667 | plaintext, plaintext_size, plaintext_length ) ); |
| 1668 | |
| 1669 | /* Add cases for opaque driver here */ |
| 1670 | |
| 1671 | default: |
| 1672 | /* Key is declared with a lifetime not known to us */ |
| 1673 | (void)status; |
| 1674 | return( PSA_ERROR_INVALID_ARGUMENT ); |
| 1675 | } |
| 1676 | } |
| 1677 | |
| 1678 | psa_status_t psa_driver_wrapper_aead_encrypt_setup( |
| 1679 | psa_aead_operation_t *operation, |
| 1680 | const psa_key_attributes_t *attributes, |
| 1681 | const uint8_t *key_buffer, size_t key_buffer_size, |
| 1682 | psa_algorithm_t alg ) |
| 1683 | { |
| 1684 | psa_status_t status = PSA_ERROR_CORRUPTION_DETECTED; |
| 1685 | psa_key_location_t location = |
| 1686 | PSA_KEY_LIFETIME_GET_LOCATION( attributes->core.lifetime ); |
| 1687 | |
| 1688 | switch( location ) |
| 1689 | { |
| 1690 | case PSA_KEY_LOCATION_LOCAL_STORAGE: |
| 1691 | /* Key is stored in the slot in export representation, so |
| 1692 | * cycle through all known transparent accelerators */ |
| 1693 | |
| 1694 | #if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT) |
| 1695 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 1696 | operation->id = MBEDTLS_TEST_TRANSPARENT_DRIVER_ID; |
| 1697 | status = mbedtls_test_transparent_aead_encrypt_setup( |
| 1698 | &operation->ctx.transparent_test_driver_ctx, |
| 1699 | attributes, key_buffer, key_buffer_size, |
| 1700 | alg ); |
| 1701 | |
| 1702 | /* Declared with fallback == true */ |
| 1703 | if( status != PSA_ERROR_NOT_SUPPORTED ) |
| 1704 | return( status ); |
| 1705 | #endif /* PSA_CRYPTO_DRIVER_TEST */ |
| 1706 | #endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */ |
| 1707 | |
| 1708 | /* Fell through, meaning no accelerator supports this operation */ |
| 1709 | operation->id = PSA_CRYPTO_MBED_TLS_DRIVER_ID; |
| 1710 | status = mbedtls_psa_aead_encrypt_setup( |
| 1711 | &operation->ctx.mbedtls_ctx, attributes, |
| 1712 | key_buffer, key_buffer_size, |
| 1713 | alg ); |
| 1714 | |
| 1715 | return( status ); |
| 1716 | |
| 1717 | /* Add cases for opaque driver here */ |
| 1718 | |
| 1719 | default: |
| 1720 | /* Key is declared with a lifetime not known to us */ |
| 1721 | (void)status; |
| 1722 | return( PSA_ERROR_INVALID_ARGUMENT ); |
| 1723 | } |
| 1724 | } |
| 1725 | |
| 1726 | psa_status_t psa_driver_wrapper_aead_decrypt_setup( |
| 1727 | psa_aead_operation_t *operation, |
| 1728 | const psa_key_attributes_t *attributes, |
| 1729 | const uint8_t *key_buffer, size_t key_buffer_size, |
| 1730 | psa_algorithm_t alg ) |
| 1731 | { |
| 1732 | psa_status_t status = PSA_ERROR_CORRUPTION_DETECTED; |
| 1733 | psa_key_location_t location = |
| 1734 | PSA_KEY_LIFETIME_GET_LOCATION( attributes->core.lifetime ); |
| 1735 | |
| 1736 | switch( location ) |
| 1737 | { |
| 1738 | case PSA_KEY_LOCATION_LOCAL_STORAGE: |
| 1739 | /* Key is stored in the slot in export representation, so |
| 1740 | * cycle through all known transparent accelerators */ |
| 1741 | |
| 1742 | #if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT) |
| 1743 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 1744 | operation->id = MBEDTLS_TEST_TRANSPARENT_DRIVER_ID; |
| 1745 | status = mbedtls_test_transparent_aead_decrypt_setup( |
| 1746 | &operation->ctx.transparent_test_driver_ctx, |
| 1747 | attributes, |
| 1748 | key_buffer, key_buffer_size, |
| 1749 | alg ); |
| 1750 | |
| 1751 | /* Declared with fallback == true */ |
| 1752 | if( status != PSA_ERROR_NOT_SUPPORTED ) |
| 1753 | return( status ); |
| 1754 | #endif /* PSA_CRYPTO_DRIVER_TEST */ |
| 1755 | #endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */ |
| 1756 | |
| 1757 | /* Fell through, meaning no accelerator supports this operation */ |
| 1758 | operation->id = PSA_CRYPTO_MBED_TLS_DRIVER_ID; |
| 1759 | status = mbedtls_psa_aead_decrypt_setup( |
| 1760 | &operation->ctx.mbedtls_ctx, |
| 1761 | attributes, |
| 1762 | key_buffer, key_buffer_size, |
| 1763 | alg ); |
| 1764 | |
| 1765 | return( status ); |
| 1766 | |
| 1767 | /* Add cases for opaque driver here */ |
| 1768 | |
| 1769 | default: |
| 1770 | /* Key is declared with a lifetime not known to us */ |
| 1771 | (void)status; |
| 1772 | return( PSA_ERROR_INVALID_ARGUMENT ); |
| 1773 | } |
| 1774 | } |
| 1775 | |
| 1776 | psa_status_t psa_driver_wrapper_aead_set_nonce( |
| 1777 | psa_aead_operation_t *operation, |
| 1778 | const uint8_t *nonce, |
| 1779 | size_t nonce_length ) |
| 1780 | { |
| 1781 | switch( operation->id ) |
| 1782 | { |
| 1783 | #if defined(MBEDTLS_PSA_BUILTIN_AEAD) |
| 1784 | case PSA_CRYPTO_MBED_TLS_DRIVER_ID: |
| 1785 | return( mbedtls_psa_aead_set_nonce( &operation->ctx.mbedtls_ctx, |
| 1786 | nonce, |
| 1787 | nonce_length ) ); |
| 1788 | |
| 1789 | #endif /* MBEDTLS_PSA_BUILTIN_AEAD */ |
| 1790 | |
| 1791 | #if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT) |
| 1792 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 1793 | case MBEDTLS_TEST_TRANSPARENT_DRIVER_ID: |
| 1794 | return( mbedtls_test_transparent_aead_set_nonce( |
| 1795 | &operation->ctx.transparent_test_driver_ctx, |
| 1796 | nonce, nonce_length ) ); |
| 1797 | |
| 1798 | /* Add cases for opaque driver here */ |
| 1799 | |
| 1800 | #endif /* PSA_CRYPTO_DRIVER_TEST */ |
| 1801 | #endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */ |
| 1802 | } |
| 1803 | |
| 1804 | (void)nonce; |
| 1805 | (void)nonce_length; |
| 1806 | |
| 1807 | return( PSA_ERROR_INVALID_ARGUMENT ); |
| 1808 | } |
| 1809 | |
| 1810 | psa_status_t psa_driver_wrapper_aead_set_lengths( |
| 1811 | psa_aead_operation_t *operation, |
| 1812 | size_t ad_length, |
| 1813 | size_t plaintext_length ) |
| 1814 | { |
| 1815 | switch( operation->id ) |
| 1816 | { |
| 1817 | #if defined(MBEDTLS_PSA_BUILTIN_AEAD) |
| 1818 | case PSA_CRYPTO_MBED_TLS_DRIVER_ID: |
| 1819 | return( mbedtls_psa_aead_set_lengths( &operation->ctx.mbedtls_ctx, |
| 1820 | ad_length, |
| 1821 | plaintext_length ) ); |
| 1822 | |
| 1823 | #endif /* MBEDTLS_PSA_BUILTIN_AEAD */ |
| 1824 | |
| 1825 | #if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT) |
| 1826 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 1827 | case MBEDTLS_TEST_TRANSPARENT_DRIVER_ID: |
| 1828 | return( mbedtls_test_transparent_aead_set_lengths( |
| 1829 | &operation->ctx.transparent_test_driver_ctx, |
| 1830 | ad_length, plaintext_length ) ); |
| 1831 | |
| 1832 | /* Add cases for opaque driver here */ |
| 1833 | |
| 1834 | #endif /* PSA_CRYPTO_DRIVER_TEST */ |
| 1835 | #endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */ |
| 1836 | } |
| 1837 | |
| 1838 | (void)ad_length; |
| 1839 | (void)plaintext_length; |
| 1840 | |
| 1841 | return( PSA_ERROR_INVALID_ARGUMENT ); |
| 1842 | } |
| 1843 | |
| 1844 | psa_status_t psa_driver_wrapper_aead_update_ad( |
| 1845 | psa_aead_operation_t *operation, |
| 1846 | const uint8_t *input, |
| 1847 | size_t input_length ) |
| 1848 | { |
| 1849 | switch( operation->id ) |
| 1850 | { |
| 1851 | #if defined(MBEDTLS_PSA_BUILTIN_AEAD) |
| 1852 | case PSA_CRYPTO_MBED_TLS_DRIVER_ID: |
| 1853 | return( mbedtls_psa_aead_update_ad( &operation->ctx.mbedtls_ctx, |
| 1854 | input, |
| 1855 | input_length ) ); |
| 1856 | |
| 1857 | #endif /* MBEDTLS_PSA_BUILTIN_AEAD */ |
| 1858 | |
| 1859 | #if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT) |
| 1860 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 1861 | case MBEDTLS_TEST_TRANSPARENT_DRIVER_ID: |
| 1862 | return( mbedtls_test_transparent_aead_update_ad( |
| 1863 | &operation->ctx.transparent_test_driver_ctx, |
| 1864 | input, input_length ) ); |
| 1865 | |
| 1866 | /* Add cases for opaque driver here */ |
| 1867 | |
| 1868 | #endif /* PSA_CRYPTO_DRIVER_TEST */ |
| 1869 | #endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */ |
| 1870 | } |
| 1871 | |
| 1872 | (void)input; |
| 1873 | (void)input_length; |
| 1874 | |
| 1875 | return( PSA_ERROR_INVALID_ARGUMENT ); |
| 1876 | } |
| 1877 | |
| 1878 | psa_status_t psa_driver_wrapper_aead_update( |
| 1879 | psa_aead_operation_t *operation, |
| 1880 | const uint8_t *input, |
| 1881 | size_t input_length, |
| 1882 | uint8_t *output, |
| 1883 | size_t output_size, |
| 1884 | size_t *output_length ) |
| 1885 | { |
| 1886 | switch( operation->id ) |
| 1887 | { |
| 1888 | #if defined(MBEDTLS_PSA_BUILTIN_AEAD) |
| 1889 | case PSA_CRYPTO_MBED_TLS_DRIVER_ID: |
| 1890 | return( mbedtls_psa_aead_update( &operation->ctx.mbedtls_ctx, |
| 1891 | input, input_length, |
| 1892 | output, output_size, |
| 1893 | output_length ) ); |
| 1894 | |
| 1895 | #endif /* MBEDTLS_PSA_BUILTIN_AEAD */ |
| 1896 | |
| 1897 | #if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT) |
| 1898 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 1899 | case MBEDTLS_TEST_TRANSPARENT_DRIVER_ID: |
| 1900 | return( mbedtls_test_transparent_aead_update( |
| 1901 | &operation->ctx.transparent_test_driver_ctx, |
| 1902 | input, input_length, output, output_size, |
| 1903 | output_length ) ); |
| 1904 | |
| 1905 | /* Add cases for opaque driver here */ |
| 1906 | |
| 1907 | #endif /* PSA_CRYPTO_DRIVER_TEST */ |
| 1908 | #endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */ |
| 1909 | } |
| 1910 | |
| 1911 | (void)input; |
| 1912 | (void)input_length; |
| 1913 | (void)output; |
| 1914 | (void)output_size; |
| 1915 | (void)output_length; |
| 1916 | |
| 1917 | return( PSA_ERROR_INVALID_ARGUMENT ); |
| 1918 | } |
| 1919 | |
| 1920 | psa_status_t psa_driver_wrapper_aead_finish( |
| 1921 | psa_aead_operation_t *operation, |
| 1922 | uint8_t *ciphertext, |
| 1923 | size_t ciphertext_size, |
| 1924 | size_t *ciphertext_length, |
| 1925 | uint8_t *tag, |
| 1926 | size_t tag_size, |
| 1927 | size_t *tag_length ) |
| 1928 | { |
| 1929 | switch( operation->id ) |
| 1930 | { |
| 1931 | #if defined(MBEDTLS_PSA_BUILTIN_AEAD) |
| 1932 | case PSA_CRYPTO_MBED_TLS_DRIVER_ID: |
| 1933 | return( mbedtls_psa_aead_finish( &operation->ctx.mbedtls_ctx, |
| 1934 | ciphertext, |
| 1935 | ciphertext_size, |
| 1936 | ciphertext_length, tag, |
| 1937 | tag_size, tag_length ) ); |
| 1938 | |
| 1939 | #endif /* MBEDTLS_PSA_BUILTIN_AEAD */ |
| 1940 | |
| 1941 | #if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT) |
| 1942 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 1943 | case MBEDTLS_TEST_TRANSPARENT_DRIVER_ID: |
| 1944 | return( mbedtls_test_transparent_aead_finish( |
| 1945 | &operation->ctx.transparent_test_driver_ctx, |
| 1946 | ciphertext, ciphertext_size, |
| 1947 | ciphertext_length, tag, tag_size, tag_length ) ); |
| 1948 | |
| 1949 | /* Add cases for opaque driver here */ |
| 1950 | |
| 1951 | #endif /* PSA_CRYPTO_DRIVER_TEST */ |
| 1952 | #endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */ |
| 1953 | } |
| 1954 | |
| 1955 | (void)ciphertext; |
| 1956 | (void)ciphertext_size; |
| 1957 | (void)ciphertext_length; |
| 1958 | (void)tag; |
| 1959 | (void)tag_size; |
| 1960 | (void)tag_length; |
| 1961 | |
| 1962 | return( PSA_ERROR_INVALID_ARGUMENT ); |
| 1963 | } |
| 1964 | |
| 1965 | psa_status_t psa_driver_wrapper_aead_verify( |
| 1966 | psa_aead_operation_t *operation, |
| 1967 | uint8_t *plaintext, |
| 1968 | size_t plaintext_size, |
| 1969 | size_t *plaintext_length, |
| 1970 | const uint8_t *tag, |
| 1971 | size_t tag_length ) |
| 1972 | { |
| 1973 | switch( operation->id ) |
| 1974 | { |
| 1975 | #if defined(MBEDTLS_PSA_BUILTIN_AEAD) |
| 1976 | case PSA_CRYPTO_MBED_TLS_DRIVER_ID: |
| 1977 | { |
| 1978 | psa_status_t status = PSA_ERROR_CORRUPTION_DETECTED; |
| 1979 | uint8_t check_tag[PSA_AEAD_TAG_MAX_SIZE]; |
| 1980 | size_t check_tag_length; |
| 1981 | |
| 1982 | status = mbedtls_psa_aead_finish( &operation->ctx.mbedtls_ctx, |
| 1983 | plaintext, |
| 1984 | plaintext_size, |
| 1985 | plaintext_length, |
| 1986 | check_tag, |
| 1987 | sizeof( check_tag ), |
| 1988 | &check_tag_length ); |
| 1989 | |
| 1990 | if( status == PSA_SUCCESS ) |
| 1991 | { |
| 1992 | if( tag_length != check_tag_length || |
| 1993 | mbedtls_psa_safer_memcmp( tag, check_tag, tag_length ) |
| 1994 | != 0 ) |
| 1995 | status = PSA_ERROR_INVALID_SIGNATURE; |
| 1996 | } |
| 1997 | |
| 1998 | mbedtls_platform_zeroize( check_tag, sizeof( check_tag ) ); |
| 1999 | |
| 2000 | return( status ); |
| 2001 | } |
| 2002 | |
| 2003 | #endif /* MBEDTLS_PSA_BUILTIN_AEAD */ |
| 2004 | |
| 2005 | #if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT) |
| 2006 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 2007 | case MBEDTLS_TEST_TRANSPARENT_DRIVER_ID: |
| 2008 | return( mbedtls_test_transparent_aead_verify( |
| 2009 | &operation->ctx.transparent_test_driver_ctx, |
| 2010 | plaintext, plaintext_size, |
| 2011 | plaintext_length, tag, tag_length ) ); |
| 2012 | |
| 2013 | /* Add cases for opaque driver here */ |
| 2014 | |
| 2015 | #endif /* PSA_CRYPTO_DRIVER_TEST */ |
| 2016 | #endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */ |
| 2017 | } |
| 2018 | |
| 2019 | (void)plaintext; |
| 2020 | (void)plaintext_size; |
| 2021 | (void)plaintext_length; |
| 2022 | (void)tag; |
| 2023 | (void)tag_length; |
| 2024 | |
| 2025 | return( PSA_ERROR_INVALID_ARGUMENT ); |
| 2026 | } |
| 2027 | |
| 2028 | psa_status_t psa_driver_wrapper_aead_abort( |
| 2029 | psa_aead_operation_t *operation ) |
| 2030 | { |
| 2031 | switch( operation->id ) |
| 2032 | { |
| 2033 | #if defined(MBEDTLS_PSA_BUILTIN_AEAD) |
| 2034 | case PSA_CRYPTO_MBED_TLS_DRIVER_ID: |
| 2035 | return( mbedtls_psa_aead_abort( &operation->ctx.mbedtls_ctx ) ); |
| 2036 | |
| 2037 | #endif /* MBEDTLS_PSA_BUILTIN_AEAD */ |
| 2038 | |
| 2039 | #if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT) |
| 2040 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 2041 | case MBEDTLS_TEST_TRANSPARENT_DRIVER_ID: |
| 2042 | return( mbedtls_test_transparent_aead_abort( |
| 2043 | &operation->ctx.transparent_test_driver_ctx ) ); |
| 2044 | |
| 2045 | /* Add cases for opaque driver here */ |
| 2046 | |
| 2047 | #endif /* PSA_CRYPTO_DRIVER_TEST */ |
| 2048 | #endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */ |
| 2049 | } |
| 2050 | |
| 2051 | return( PSA_ERROR_INVALID_ARGUMENT ); |
| 2052 | } |
| 2053 | |
| 2054 | /* |
| 2055 | * MAC functions |
| 2056 | */ |
| 2057 | psa_status_t psa_driver_wrapper_mac_compute( |
| 2058 | const psa_key_attributes_t *attributes, |
| 2059 | const uint8_t *key_buffer, |
| 2060 | size_t key_buffer_size, |
| 2061 | psa_algorithm_t alg, |
| 2062 | const uint8_t *input, |
| 2063 | size_t input_length, |
| 2064 | uint8_t *mac, |
| 2065 | size_t mac_size, |
| 2066 | size_t *mac_length ) |
| 2067 | { |
| 2068 | psa_status_t status = PSA_ERROR_CORRUPTION_DETECTED; |
| 2069 | psa_key_location_t location = |
| 2070 | PSA_KEY_LIFETIME_GET_LOCATION( attributes->core.lifetime ); |
| 2071 | |
| 2072 | switch( location ) |
| 2073 | { |
| 2074 | case PSA_KEY_LOCATION_LOCAL_STORAGE: |
| 2075 | /* Key is stored in the slot in export representation, so |
| 2076 | * cycle through all known transparent accelerators */ |
| 2077 | #if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT) |
| 2078 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 2079 | status = mbedtls_test_transparent_mac_compute( |
| 2080 | attributes, key_buffer, key_buffer_size, alg, |
| 2081 | input, input_length, |
| 2082 | mac, mac_size, mac_length ); |
| 2083 | /* Declared with fallback == true */ |
| 2084 | if( status != PSA_ERROR_NOT_SUPPORTED ) |
| 2085 | return( status ); |
| 2086 | #endif /* PSA_CRYPTO_DRIVER_TEST */ |
| 2087 | #endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */ |
| 2088 | #if defined(MBEDTLS_PSA_BUILTIN_MAC) |
| 2089 | /* Fell through, meaning no accelerator supports this operation */ |
| 2090 | status = mbedtls_psa_mac_compute( |
| 2091 | attributes, key_buffer, key_buffer_size, alg, |
| 2092 | input, input_length, |
| 2093 | mac, mac_size, mac_length ); |
| 2094 | if( status != PSA_ERROR_NOT_SUPPORTED ) |
| 2095 | return( status ); |
| 2096 | #endif /* MBEDTLS_PSA_BUILTIN_MAC */ |
| 2097 | return( PSA_ERROR_NOT_SUPPORTED ); |
| 2098 | |
| 2099 | /* Add cases for opaque driver here */ |
| 2100 | #if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT) |
| 2101 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 2102 | case PSA_CRYPTO_TEST_DRIVER_LOCATION: |
| 2103 | status = mbedtls_test_opaque_mac_compute( |
| 2104 | attributes, key_buffer, key_buffer_size, alg, |
| 2105 | input, input_length, |
| 2106 | mac, mac_size, mac_length ); |
| 2107 | return( status ); |
| 2108 | #endif /* PSA_CRYPTO_DRIVER_TEST */ |
| 2109 | #endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */ |
| 2110 | default: |
| 2111 | /* Key is declared with a lifetime not known to us */ |
| 2112 | (void) key_buffer; |
| 2113 | (void) key_buffer_size; |
| 2114 | (void) alg; |
| 2115 | (void) input; |
| 2116 | (void) input_length; |
| 2117 | (void) mac; |
| 2118 | (void) mac_size; |
| 2119 | (void) mac_length; |
| 2120 | (void) status; |
| 2121 | return( PSA_ERROR_INVALID_ARGUMENT ); |
| 2122 | } |
| 2123 | } |
| 2124 | |
| 2125 | psa_status_t psa_driver_wrapper_mac_sign_setup( |
| 2126 | psa_mac_operation_t *operation, |
| 2127 | const psa_key_attributes_t *attributes, |
| 2128 | const uint8_t *key_buffer, |
| 2129 | size_t key_buffer_size, |
| 2130 | psa_algorithm_t alg ) |
| 2131 | { |
| 2132 | psa_status_t status = PSA_ERROR_CORRUPTION_DETECTED; |
| 2133 | psa_key_location_t location = |
| 2134 | PSA_KEY_LIFETIME_GET_LOCATION( attributes->core.lifetime ); |
| 2135 | |
| 2136 | switch( location ) |
| 2137 | { |
| 2138 | case PSA_KEY_LOCATION_LOCAL_STORAGE: |
| 2139 | /* Key is stored in the slot in export representation, so |
| 2140 | * cycle through all known transparent accelerators */ |
| 2141 | #if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT) |
| 2142 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 2143 | status = mbedtls_test_transparent_mac_sign_setup( |
| 2144 | &operation->ctx.transparent_test_driver_ctx, |
| 2145 | attributes, |
| 2146 | key_buffer, key_buffer_size, |
| 2147 | alg ); |
| 2148 | /* Declared with fallback == true */ |
| 2149 | if( status == PSA_SUCCESS ) |
| 2150 | operation->id = MBEDTLS_TEST_TRANSPARENT_DRIVER_ID; |
| 2151 | |
| 2152 | if( status != PSA_ERROR_NOT_SUPPORTED ) |
| 2153 | return( status ); |
| 2154 | #endif /* PSA_CRYPTO_DRIVER_TEST */ |
| 2155 | #endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */ |
| 2156 | #if defined(MBEDTLS_PSA_BUILTIN_MAC) |
| 2157 | /* Fell through, meaning no accelerator supports this operation */ |
| 2158 | status = mbedtls_psa_mac_sign_setup( &operation->ctx.mbedtls_ctx, |
| 2159 | attributes, |
| 2160 | key_buffer, key_buffer_size, |
| 2161 | alg ); |
| 2162 | if( status == PSA_SUCCESS ) |
| 2163 | operation->id = PSA_CRYPTO_MBED_TLS_DRIVER_ID; |
| 2164 | |
| 2165 | if( status != PSA_ERROR_NOT_SUPPORTED ) |
| 2166 | return( status ); |
| 2167 | #endif /* MBEDTLS_PSA_BUILTIN_MAC */ |
| 2168 | return( PSA_ERROR_NOT_SUPPORTED ); |
| 2169 | |
| 2170 | /* Add cases for opaque driver here */ |
| 2171 | #if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT) |
| 2172 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 2173 | case PSA_CRYPTO_TEST_DRIVER_LOCATION: |
| 2174 | status = mbedtls_test_opaque_mac_sign_setup( |
| 2175 | &operation->ctx.opaque_test_driver_ctx, |
| 2176 | attributes, |
| 2177 | key_buffer, key_buffer_size, |
| 2178 | alg ); |
| 2179 | |
| 2180 | if( status == PSA_SUCCESS ) |
| 2181 | operation->id = MBEDTLS_TEST_OPAQUE_DRIVER_ID; |
| 2182 | |
| 2183 | return( status ); |
| 2184 | #endif /* PSA_CRYPTO_DRIVER_TEST */ |
| 2185 | #endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */ |
| 2186 | default: |
| 2187 | /* Key is declared with a lifetime not known to us */ |
| 2188 | (void) status; |
| 2189 | (void) operation; |
| 2190 | (void) key_buffer; |
| 2191 | (void) key_buffer_size; |
| 2192 | (void) alg; |
| 2193 | return( PSA_ERROR_INVALID_ARGUMENT ); |
| 2194 | } |
| 2195 | } |
| 2196 | |
| 2197 | psa_status_t psa_driver_wrapper_mac_verify_setup( |
| 2198 | psa_mac_operation_t *operation, |
| 2199 | const psa_key_attributes_t *attributes, |
| 2200 | const uint8_t *key_buffer, |
| 2201 | size_t key_buffer_size, |
| 2202 | psa_algorithm_t alg ) |
| 2203 | { |
| 2204 | psa_status_t status = PSA_ERROR_CORRUPTION_DETECTED; |
| 2205 | psa_key_location_t location = |
| 2206 | PSA_KEY_LIFETIME_GET_LOCATION( attributes->core.lifetime ); |
| 2207 | |
| 2208 | switch( location ) |
| 2209 | { |
| 2210 | case PSA_KEY_LOCATION_LOCAL_STORAGE: |
| 2211 | /* Key is stored in the slot in export representation, so |
| 2212 | * cycle through all known transparent accelerators */ |
| 2213 | #if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT) |
| 2214 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 2215 | status = mbedtls_test_transparent_mac_verify_setup( |
| 2216 | &operation->ctx.transparent_test_driver_ctx, |
| 2217 | attributes, |
| 2218 | key_buffer, key_buffer_size, |
| 2219 | alg ); |
| 2220 | /* Declared with fallback == true */ |
| 2221 | if( status == PSA_SUCCESS ) |
| 2222 | operation->id = MBEDTLS_TEST_TRANSPARENT_DRIVER_ID; |
| 2223 | |
| 2224 | if( status != PSA_ERROR_NOT_SUPPORTED ) |
| 2225 | return( status ); |
| 2226 | #endif /* PSA_CRYPTO_DRIVER_TEST */ |
| 2227 | #endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */ |
| 2228 | #if defined(MBEDTLS_PSA_BUILTIN_MAC) |
| 2229 | /* Fell through, meaning no accelerator supports this operation */ |
| 2230 | status = mbedtls_psa_mac_verify_setup( &operation->ctx.mbedtls_ctx, |
| 2231 | attributes, |
| 2232 | key_buffer, key_buffer_size, |
| 2233 | alg ); |
| 2234 | if( status == PSA_SUCCESS ) |
| 2235 | operation->id = PSA_CRYPTO_MBED_TLS_DRIVER_ID; |
| 2236 | |
| 2237 | if( status != PSA_ERROR_NOT_SUPPORTED ) |
| 2238 | return( status ); |
| 2239 | #endif /* MBEDTLS_PSA_BUILTIN_MAC */ |
| 2240 | return( PSA_ERROR_NOT_SUPPORTED ); |
| 2241 | |
| 2242 | /* Add cases for opaque driver here */ |
| 2243 | #if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT) |
| 2244 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 2245 | case PSA_CRYPTO_TEST_DRIVER_LOCATION: |
| 2246 | status = mbedtls_test_opaque_mac_verify_setup( |
| 2247 | &operation->ctx.opaque_test_driver_ctx, |
| 2248 | attributes, |
| 2249 | key_buffer, key_buffer_size, |
| 2250 | alg ); |
| 2251 | |
| 2252 | if( status == PSA_SUCCESS ) |
| 2253 | operation->id = MBEDTLS_TEST_OPAQUE_DRIVER_ID; |
| 2254 | |
| 2255 | return( status ); |
| 2256 | #endif /* PSA_CRYPTO_DRIVER_TEST */ |
| 2257 | #endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */ |
| 2258 | default: |
| 2259 | /* Key is declared with a lifetime not known to us */ |
| 2260 | (void) status; |
| 2261 | (void) operation; |
| 2262 | (void) key_buffer; |
| 2263 | (void) key_buffer_size; |
| 2264 | (void) alg; |
| 2265 | return( PSA_ERROR_INVALID_ARGUMENT ); |
| 2266 | } |
| 2267 | } |
| 2268 | |
| 2269 | psa_status_t psa_driver_wrapper_mac_update( |
| 2270 | psa_mac_operation_t *operation, |
| 2271 | const uint8_t *input, |
| 2272 | size_t input_length ) |
| 2273 | { |
| 2274 | switch( operation->id ) |
| 2275 | { |
| 2276 | #if defined(MBEDTLS_PSA_BUILTIN_MAC) |
| 2277 | case PSA_CRYPTO_MBED_TLS_DRIVER_ID: |
| 2278 | return( mbedtls_psa_mac_update( &operation->ctx.mbedtls_ctx, |
| 2279 | input, input_length ) ); |
| 2280 | #endif /* MBEDTLS_PSA_BUILTIN_MAC */ |
| 2281 | |
| 2282 | #if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT) |
| 2283 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 2284 | case MBEDTLS_TEST_TRANSPARENT_DRIVER_ID: |
| 2285 | return( mbedtls_test_transparent_mac_update( |
| 2286 | &operation->ctx.transparent_test_driver_ctx, |
| 2287 | input, input_length ) ); |
| 2288 | |
| 2289 | case MBEDTLS_TEST_OPAQUE_DRIVER_ID: |
| 2290 | return( mbedtls_test_opaque_mac_update( |
| 2291 | &operation->ctx.opaque_test_driver_ctx, |
| 2292 | input, input_length ) ); |
| 2293 | #endif /* PSA_CRYPTO_DRIVER_TEST */ |
| 2294 | #endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */ |
| 2295 | default: |
| 2296 | (void) input; |
| 2297 | (void) input_length; |
| 2298 | return( PSA_ERROR_INVALID_ARGUMENT ); |
| 2299 | } |
| 2300 | } |
| 2301 | |
| 2302 | psa_status_t psa_driver_wrapper_mac_sign_finish( |
| 2303 | psa_mac_operation_t *operation, |
| 2304 | uint8_t *mac, |
| 2305 | size_t mac_size, |
| 2306 | size_t *mac_length ) |
| 2307 | { |
| 2308 | switch( operation->id ) |
| 2309 | { |
| 2310 | #if defined(MBEDTLS_PSA_BUILTIN_MAC) |
| 2311 | case PSA_CRYPTO_MBED_TLS_DRIVER_ID: |
| 2312 | return( mbedtls_psa_mac_sign_finish( &operation->ctx.mbedtls_ctx, |
| 2313 | mac, mac_size, mac_length ) ); |
| 2314 | #endif /* MBEDTLS_PSA_BUILTIN_MAC */ |
| 2315 | |
| 2316 | #if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT) |
| 2317 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 2318 | case MBEDTLS_TEST_TRANSPARENT_DRIVER_ID: |
| 2319 | return( mbedtls_test_transparent_mac_sign_finish( |
| 2320 | &operation->ctx.transparent_test_driver_ctx, |
| 2321 | mac, mac_size, mac_length ) ); |
| 2322 | |
| 2323 | case MBEDTLS_TEST_OPAQUE_DRIVER_ID: |
| 2324 | return( mbedtls_test_opaque_mac_sign_finish( |
| 2325 | &operation->ctx.opaque_test_driver_ctx, |
| 2326 | mac, mac_size, mac_length ) ); |
| 2327 | #endif /* PSA_CRYPTO_DRIVER_TEST */ |
| 2328 | #endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */ |
| 2329 | default: |
| 2330 | (void) mac; |
| 2331 | (void) mac_size; |
| 2332 | (void) mac_length; |
| 2333 | return( PSA_ERROR_INVALID_ARGUMENT ); |
| 2334 | } |
| 2335 | } |
| 2336 | |
| 2337 | psa_status_t psa_driver_wrapper_mac_verify_finish( |
| 2338 | psa_mac_operation_t *operation, |
| 2339 | const uint8_t *mac, |
| 2340 | size_t mac_length ) |
| 2341 | { |
| 2342 | switch( operation->id ) |
| 2343 | { |
| 2344 | #if defined(MBEDTLS_PSA_BUILTIN_MAC) |
| 2345 | case PSA_CRYPTO_MBED_TLS_DRIVER_ID: |
| 2346 | return( mbedtls_psa_mac_verify_finish( &operation->ctx.mbedtls_ctx, |
| 2347 | mac, mac_length ) ); |
| 2348 | #endif /* MBEDTLS_PSA_BUILTIN_MAC */ |
| 2349 | |
| 2350 | #if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT) |
| 2351 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 2352 | case MBEDTLS_TEST_TRANSPARENT_DRIVER_ID: |
| 2353 | return( mbedtls_test_transparent_mac_verify_finish( |
| 2354 | &operation->ctx.transparent_test_driver_ctx, |
| 2355 | mac, mac_length ) ); |
| 2356 | |
| 2357 | case MBEDTLS_TEST_OPAQUE_DRIVER_ID: |
| 2358 | return( mbedtls_test_opaque_mac_verify_finish( |
| 2359 | &operation->ctx.opaque_test_driver_ctx, |
| 2360 | mac, mac_length ) ); |
| 2361 | #endif /* PSA_CRYPTO_DRIVER_TEST */ |
| 2362 | #endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */ |
| 2363 | default: |
| 2364 | (void) mac; |
| 2365 | (void) mac_length; |
| 2366 | return( PSA_ERROR_INVALID_ARGUMENT ); |
| 2367 | } |
| 2368 | } |
| 2369 | |
| 2370 | psa_status_t psa_driver_wrapper_mac_abort( |
| 2371 | psa_mac_operation_t *operation ) |
| 2372 | { |
| 2373 | switch( operation->id ) |
| 2374 | { |
| 2375 | #if defined(MBEDTLS_PSA_BUILTIN_MAC) |
| 2376 | case PSA_CRYPTO_MBED_TLS_DRIVER_ID: |
| 2377 | return( mbedtls_psa_mac_abort( &operation->ctx.mbedtls_ctx ) ); |
| 2378 | #endif /* MBEDTLS_PSA_BUILTIN_MAC */ |
| 2379 | |
| 2380 | #if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT) |
| 2381 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 2382 | case MBEDTLS_TEST_TRANSPARENT_DRIVER_ID: |
| 2383 | return( mbedtls_test_transparent_mac_abort( |
| 2384 | &operation->ctx.transparent_test_driver_ctx ) ); |
| 2385 | case MBEDTLS_TEST_OPAQUE_DRIVER_ID: |
| 2386 | return( mbedtls_test_opaque_mac_abort( |
| 2387 | &operation->ctx.opaque_test_driver_ctx ) ); |
| 2388 | #endif /* PSA_CRYPTO_DRIVER_TEST */ |
| 2389 | #endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */ |
| 2390 | default: |
| 2391 | return( PSA_ERROR_INVALID_ARGUMENT ); |
| 2392 | } |
| 2393 | } |
| 2394 | |
| 2395 | /* |
| 2396 | * Asymmetric cryptography |
| 2397 | */ |
| 2398 | psa_status_t psa_driver_wrapper_asymmetric_encrypt( |
| 2399 | const psa_key_attributes_t *attributes, const uint8_t *key_buffer, |
| 2400 | size_t key_buffer_size, psa_algorithm_t alg, const uint8_t *input, |
| 2401 | size_t input_length, const uint8_t *salt, size_t salt_length, |
| 2402 | uint8_t *output, size_t output_size, size_t *output_length ) |
| 2403 | { |
| 2404 | psa_status_t status = PSA_ERROR_CORRUPTION_DETECTED; |
| 2405 | psa_key_location_t location = |
| 2406 | PSA_KEY_LIFETIME_GET_LOCATION( attributes->core.lifetime ); |
| 2407 | |
| 2408 | switch( location ) |
| 2409 | { |
| 2410 | case PSA_KEY_LOCATION_LOCAL_STORAGE: |
| 2411 | /* Key is stored in the slot in export representation, so |
| 2412 | * cycle through all known transparent accelerators */ |
| 2413 | #if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT) |
| 2414 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 2415 | status = mbedtls_test_transparent_asymmetric_encrypt( attributes, |
| 2416 | key_buffer, key_buffer_size, alg, input, input_length, |
| 2417 | salt, salt_length, output, output_size, |
| 2418 | output_length ); |
| 2419 | /* Declared with fallback == true */ |
| 2420 | if( status != PSA_ERROR_NOT_SUPPORTED ) |
| 2421 | return( status ); |
| 2422 | #endif /* PSA_CRYPTO_DRIVER_TEST */ |
| 2423 | #endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */ |
| 2424 | return( mbedtls_psa_asymmetric_encrypt( attributes, |
| 2425 | key_buffer, key_buffer_size, alg, input, input_length, |
| 2426 | salt, salt_length, output, output_size, output_length ) |
| 2427 | ); |
| 2428 | /* Add cases for opaque driver here */ |
| 2429 | #if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT) |
| 2430 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 2431 | case PSA_CRYPTO_TEST_DRIVER_LOCATION: |
| 2432 | return( mbedtls_test_opaque_asymmetric_encrypt( attributes, |
| 2433 | key_buffer, key_buffer_size, alg, input, input_length, |
| 2434 | salt, salt_length, output, output_size, output_length ) |
| 2435 | ); |
| 2436 | #endif /* PSA_CRYPTO_DRIVER_TEST */ |
| 2437 | #endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */ |
| 2438 | |
| 2439 | default: |
| 2440 | /* Key is declared with a lifetime not known to us */ |
| 2441 | (void)status; |
| 2442 | (void)key_buffer; |
| 2443 | (void)key_buffer_size; |
| 2444 | (void)alg; |
| 2445 | (void)input; |
| 2446 | (void)input_length; |
| 2447 | (void)salt; |
| 2448 | (void)salt_length; |
| 2449 | (void)output; |
| 2450 | (void)output_size; |
| 2451 | (void)output_length; |
| 2452 | return( PSA_ERROR_INVALID_ARGUMENT ); |
| 2453 | } |
| 2454 | } |
| 2455 | |
| 2456 | psa_status_t psa_driver_wrapper_asymmetric_decrypt( |
| 2457 | const psa_key_attributes_t *attributes, const uint8_t *key_buffer, |
| 2458 | size_t key_buffer_size, psa_algorithm_t alg, const uint8_t *input, |
| 2459 | size_t input_length, const uint8_t *salt, size_t salt_length, |
| 2460 | uint8_t *output, size_t output_size, size_t *output_length ) |
| 2461 | { |
| 2462 | psa_status_t status = PSA_ERROR_CORRUPTION_DETECTED; |
| 2463 | psa_key_location_t location = |
| 2464 | PSA_KEY_LIFETIME_GET_LOCATION( attributes->core.lifetime ); |
| 2465 | |
| 2466 | switch( location ) |
| 2467 | { |
| 2468 | case PSA_KEY_LOCATION_LOCAL_STORAGE: |
| 2469 | /* Key is stored in the slot in export representation, so |
| 2470 | * cycle through all known transparent accelerators */ |
| 2471 | #if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT) |
| 2472 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 2473 | status = mbedtls_test_transparent_asymmetric_decrypt( attributes, |
| 2474 | key_buffer, key_buffer_size, alg, input, input_length, |
| 2475 | salt, salt_length, output, output_size, |
| 2476 | output_length ); |
| 2477 | /* Declared with fallback == true */ |
| 2478 | if( status != PSA_ERROR_NOT_SUPPORTED ) |
| 2479 | return( status ); |
| 2480 | #endif /* PSA_CRYPTO_DRIVER_TEST */ |
| 2481 | #endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */ |
| 2482 | return( mbedtls_psa_asymmetric_decrypt( attributes, |
| 2483 | key_buffer, key_buffer_size, alg,input, input_length, |
| 2484 | salt, salt_length, output, output_size, |
| 2485 | output_length ) ); |
| 2486 | /* Add cases for opaque driver here */ |
| 2487 | #if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT) |
| 2488 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 2489 | case PSA_CRYPTO_TEST_DRIVER_LOCATION: |
| 2490 | return( mbedtls_test_opaque_asymmetric_decrypt( attributes, |
| 2491 | key_buffer, key_buffer_size, alg, input, input_length, |
| 2492 | salt, salt_length, output, output_size, |
| 2493 | output_length ) ); |
| 2494 | #endif /* PSA_CRYPTO_DRIVER_TEST */ |
| 2495 | #endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */ |
| 2496 | |
| 2497 | default: |
| 2498 | /* Key is declared with a lifetime not known to us */ |
| 2499 | (void)status; |
| 2500 | (void)key_buffer; |
| 2501 | (void)key_buffer_size; |
| 2502 | (void)alg; |
| 2503 | (void)input; |
| 2504 | (void)input_length; |
| 2505 | (void)salt; |
| 2506 | (void)salt_length; |
| 2507 | (void)output; |
| 2508 | (void)output_size; |
| 2509 | (void)output_length; |
| 2510 | return( PSA_ERROR_INVALID_ARGUMENT ); |
| 2511 | } |
| 2512 | } |
| 2513 | |
| 2514 | psa_status_t psa_driver_wrapper_key_agreement( |
| 2515 | const psa_key_attributes_t *attributes, |
| 2516 | const uint8_t *key_buffer, |
| 2517 | size_t key_buffer_size, |
| 2518 | psa_algorithm_t alg, |
| 2519 | const uint8_t *peer_key, |
| 2520 | size_t peer_key_length, |
| 2521 | uint8_t *shared_secret, |
| 2522 | size_t shared_secret_size, |
| 2523 | size_t *shared_secret_length |
| 2524 | ) |
| 2525 | { |
| 2526 | psa_status_t status = PSA_ERROR_CORRUPTION_DETECTED; |
| 2527 | psa_key_location_t location = |
| 2528 | PSA_KEY_LIFETIME_GET_LOCATION( attributes->core.lifetime ); |
| 2529 | |
| 2530 | switch( location ) |
| 2531 | { |
| 2532 | case PSA_KEY_LOCATION_LOCAL_STORAGE: |
| 2533 | /* Key is stored in the slot in export representation, so |
| 2534 | * cycle through all known transparent accelerators */ |
| 2535 | #if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT) |
| 2536 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 2537 | status = |
| 2538 | mbedtls_test_transparent_key_agreement( attributes, |
| 2539 | key_buffer, key_buffer_size, alg, peer_key, |
| 2540 | peer_key_length, shared_secret, shared_secret_size, |
| 2541 | shared_secret_length ); |
| 2542 | if( status != PSA_ERROR_NOT_SUPPORTED ) |
| 2543 | return( status ); |
| 2544 | #endif /* PSA_CRYPTO_DRIVER_TEST */ |
| 2545 | #endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */ |
| 2546 | |
| 2547 | /* Software Fallback */ |
| 2548 | status = psa_key_agreement_raw_builtin( attributes, |
| 2549 | key_buffer, |
| 2550 | key_buffer_size, |
| 2551 | alg, |
| 2552 | peer_key, |
| 2553 | peer_key_length, |
| 2554 | shared_secret, |
| 2555 | shared_secret_size, |
| 2556 | shared_secret_length ); |
| 2557 | return( status ); |
| 2558 | #if defined(PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT) |
| 2559 | #if defined(PSA_CRYPTO_DRIVER_TEST) |
| 2560 | case PSA_CRYPTO_TEST_DRIVER_LOCATION: |
| 2561 | return( mbedtls_test_opaque_key_agreement( attributes, |
| 2562 | key_buffer, key_buffer_size, alg, peer_key, |
| 2563 | peer_key_length, shared_secret, shared_secret_size, |
| 2564 | shared_secret_length ) ); |
| 2565 | #endif /* PSA_CRYPTO_DRIVER_TEST */ |
| 2566 | #endif /* PSA_CRYPTO_ACCELERATOR_DRIVER_PRESENT */ |
| 2567 | |
| 2568 | default: |
| 2569 | (void) attributes; |
| 2570 | (void) key_buffer; |
| 2571 | (void) key_buffer_size; |
| 2572 | (void) peer_key; |
| 2573 | (void) peer_key_length; |
| 2574 | (void) shared_secret; |
| 2575 | (void) shared_secret_size; |
| 2576 | (void) shared_secret_length; |
| 2577 | return( PSA_ERROR_NOT_SUPPORTED ); |
| 2578 | |
| 2579 | } |
| 2580 | } |
| 2581 | |
| 2582 | #endif /* MBEDTLS_PSA_CRYPTO_C */ |