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psa: cipher: Remove cipher_generate_iv driver entry point

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Remove cipher_generate_iv driver entry point as there
is no known use case to delegate this to a driver.

Signed-off-by: Ronald Cron <ronald.cron@arm.com>
This commit is contained in:
Ronald Cron
2021-03-26 09:52:26 +01:00
parent a0d6817838
commit 5618a39fcf
8 changed files with 23 additions and 149 deletions
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32
library/psa_crypto_cipher.c
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@ -260,24 +260,6 @@ static psa_status_t cipher_set_iv( mbedtls_psa_cipher_operation_t *operation,
iv, iv_length ) ) );
}
static psa_status_t cipher_generate_iv(
mbedtls_psa_cipher_operation_t *operation,
uint8_t *iv, size_t iv_size, size_t *iv_length )
{
int status = PSA_ERROR_CORRUPTION_DETECTED;
if( iv_size < operation->iv_length )
return( PSA_ERROR_BUFFER_TOO_SMALL );
status = psa_generate_random( iv, operation->iv_length );
if( status != PSA_SUCCESS )
return( status );
*iv_length = operation->iv_length;
return( cipher_set_iv( operation, iv, *iv_length ) );
}
/* Process input for which the algorithm is set to ECB mode. This requires
* manual processing, since the PSA API is defined as being able to process
* arbitrary-length calls to psa_cipher_update() with ECB mode, but the
@ -489,13 +471,6 @@ psa_status_t mbedtls_psa_cipher_decrypt_setup(
operation, attributes, key_buffer, key_buffer_size, alg ) );
}
psa_status_t mbedtls_psa_cipher_generate_iv(
mbedtls_psa_cipher_operation_t *operation,
uint8_t *iv, size_t iv_size, size_t *iv_length )
{
return( cipher_generate_iv( operation, iv, iv_size, iv_length ) );
}
psa_status_t mbedtls_psa_cipher_set_iv( mbedtls_psa_cipher_operation_t *operation,
const uint8_t *iv,
size_t iv_length )
@ -553,13 +528,6 @@ psa_status_t mbedtls_transparent_test_driver_cipher_decrypt_setup(
operation, attributes, key_buffer, key_buffer_size, alg ) );
}
psa_status_t mbedtls_transparent_test_driver_cipher_generate_iv(
mbedtls_psa_cipher_operation_t *operation,
uint8_t *iv, size_t iv_size, size_t *iv_length )
{
return( cipher_generate_iv( operation, iv, iv_size, iv_length ) );
}
psa_status_t mbedtls_transparent_test_driver_cipher_set_iv(
mbedtls_psa_cipher_operation_t *operation,
const uint8_t *iv, size_t iv_length )