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Merge remote-tracking branch 'origin/pr/2355' into development-psa

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This commit is contained in:
Jaeden Amero 2019-02-04 16:41:12 +00:00
parent d4a31d3581 2d4faa6afa
commit 65408c5f92
1 changed files with 75 additions and 1 deletions
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76
library/ssl_tls.c
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@ -59,6 +59,10 @@
#include "mbedtls/oid.h"
#endif
#if defined(MBEDTLS_USE_PSA_CRYPTO)
#include "mbedtls/psa_util.h"
#endif
static void ssl_reset_in_out_pointers( mbedtls_ssl_context *ssl );
static uint32_t ssl_get_hs_total_len( mbedtls_ssl_context const *ssl );
@ -495,6 +499,76 @@ static int tls1_prf( const unsigned char *secret, size_t slen,
#endif /* MBEDTLS_SSL_PROTO_TLS1) || MBEDTLS_SSL_PROTO_TLS1_1 */
#if defined(MBEDTLS_SSL_PROTO_TLS1_2)
#if defined(MBEDTLS_USE_PSA_CRYPTO)
static int tls_prf_generic( mbedtls_md_type_t md_type,
const unsigned char *secret, size_t slen,
const char *label,
const unsigned char *random, size_t rlen,
unsigned char *dstbuf, size_t dlen )
{
psa_status_t status;
psa_algorithm_t alg;
psa_key_policy_t policy;
psa_key_handle_t master_slot;
psa_crypto_generator_t generator = PSA_CRYPTO_GENERATOR_INIT;
if( ( status = psa_allocate_key( &master_slot ) ) != PSA_SUCCESS )
return( MBEDTLS_ERR_SSL_HW_ACCEL_FAILED );
if( md_type == MBEDTLS_MD_SHA384 )
alg = PSA_ALG_TLS12_PRF(PSA_ALG_SHA_384);
else
alg = PSA_ALG_TLS12_PRF(PSA_ALG_SHA_256);
policy = psa_key_policy_init();
psa_key_policy_set_usage( &policy,
PSA_KEY_USAGE_DERIVE,
alg );
status = psa_set_key_policy( master_slot, &policy );
if( status != PSA_SUCCESS )
return( MBEDTLS_ERR_SSL_HW_ACCEL_FAILED );
status = psa_import_key( master_slot, PSA_KEY_TYPE_DERIVE, secret, slen );
if( status != PSA_SUCCESS )
return( MBEDTLS_ERR_SSL_HW_ACCEL_FAILED );
status = psa_key_derivation( &generator,
master_slot, alg,
random, rlen,
(unsigned char const *) label,
(size_t) strlen( label ),
dlen );
if( status != PSA_SUCCESS )
{
psa_generator_abort( &generator );
psa_destroy_key( master_slot );
return( MBEDTLS_ERR_SSL_HW_ACCEL_FAILED );
}
status = psa_generator_read( &generator, dstbuf, dlen );
if( status != PSA_SUCCESS )
{
psa_generator_abort( &generator );
psa_destroy_key( master_slot );
return( MBEDTLS_ERR_SSL_HW_ACCEL_FAILED );
}
status = psa_generator_abort( &generator );
if( status != PSA_SUCCESS )
{
psa_destroy_key( master_slot );
return( MBEDTLS_ERR_SSL_HW_ACCEL_FAILED );
}
status = psa_destroy_key( master_slot );
if( status != PSA_SUCCESS )
return( MBEDTLS_ERR_SSL_HW_ACCEL_FAILED );
return( 0 );
}
#else /* MBEDTLS_USE_PSA_CRYPTO */
static int tls_prf_generic( mbedtls_md_type_t md_type,
const unsigned char *secret, size_t slen,
const char *label,
@ -557,7 +631,7 @@ static int tls_prf_generic( mbedtls_md_type_t md_type,
return( 0 );
}
#endif /* MBEDTLS_USE_PSA_CRYPTO */
#if defined(MBEDTLS_SHA256_C)
static int tls_prf_sha256( const unsigned char *secret, size_t slen,
const char *label,