Merge pull request #6115 from AndrzejKurek/ecjpake-kdf-tls-1-2

Ad-hoc KDF for EC J-PAKE in TLS 1.2
This commit is contained in:
Manuel Pégourié-Gonnard 2022-09-28 09:47:32 +02:00 committed by GitHub
commit f3f9e450b6
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GPG Key ID: 4AEE18F83AFDEB23
12 changed files with 254 additions and 14 deletions

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@ -0,0 +1,5 @@
API changes
* Add an ad-hoc key derivation function handling ECJPAKE to PMS
calculation that can be used to derive the session secret in TLS 1.2,
as described in draft-cragie-tls-ecjpake-01. This can be achieved by
using PSA_ALG_TLS12_ECJPAKE_TO_PMS as the key derivation algorithm.

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@ -237,6 +237,12 @@ extern "C" {
#endif /* !MBEDTLS_PSA_ACCEL_ALG_TLS12_PSK_TO_MS */
#endif /* PSA_WANT_ALG_TLS12_PSK_TO_MS */
#if defined(PSA_WANT_ALG_TLS12_ECJPAKE_TO_PMS)
#if !defined(MBEDTLS_PSA_ACCEL_ALG_TLS12_ECJPAKE_TO_PMS)
#define MBEDTLS_PSA_BUILTIN_ALG_TLS12_ECJPAKE_TO_PMS 1
#endif /* !MBEDTLS_PSA_ACCEL_ALG_TLS12_ECJPAKE_TO_PMS */
#endif /* PSA_WANT_ALG_TLS12_ECJPAKE_TO_PMS */
#if defined(PSA_WANT_KEY_TYPE_ECC_KEY_PAIR)
#if !defined(MBEDTLS_PSA_ACCEL_KEY_TYPE_ECC_KEY_PAIR)
#define MBEDTLS_PSA_BUILTIN_KEY_TYPE_ECC_KEY_PAIR 1
@ -721,6 +727,11 @@ extern "C" {
#define MBEDTLS_PSA_BUILTIN_KEY_TYPE_DES 1
#endif
#if defined(MBEDTLS_PSA_BUILTIN_ALG_SHA_256)
#define MBEDTLS_PSA_BUILTIN_ALG_TLS12_ECJPAKE_TO_PMS 1
#define PSA_WANT_ALG_TLS12_ECJPAKE_TO_PMS 1
#endif
#if defined(MBEDTLS_CHACHA20_C)
#define PSA_WANT_KEY_TYPE_CHACHA20 1
#define PSA_WANT_ALG_STREAM_CIPHER 1

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@ -89,6 +89,8 @@
#define PSA_WANT_ALG_STREAM_CIPHER 1
#define PSA_WANT_ALG_TLS12_PRF 1
#define PSA_WANT_ALG_TLS12_PSK_TO_MS 1
#define PSA_WANT_ALG_TLS12_ECJPAKE_TO_PMS 1
/* PBKDF2-HMAC is not yet supported via the PSA API in Mbed TLS.
* Note: when adding support, also adjust include/mbedtls/config_psa.h */
//#define PSA_WANT_ALG_XTS 1

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@ -239,6 +239,15 @@
*/
#define PSA_TLS12_PSK_TO_MS_PSK_MAX_SIZE 128
/* The expected size of input passed to psa_tls12_ecjpake_to_pms_input,
* which is expected to work with P-256 curve only. */
#define PSA_TLS12_ECJPAKE_TO_PMS_INPUT_SIZE 65
/* The size of a serialized K.X coordinate to be used in
* psa_tls12_ecjpake_to_pms_input. This function only accepts the P-256
* curve. */
#define PSA_TLS12_ECJPAKE_TO_PMS_DATA_SIZE 32
/** The maximum size of a block cipher. */
#define PSA_BLOCK_CIPHER_BLOCK_MAX_SIZE 16

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@ -202,6 +202,12 @@ typedef struct
#endif /* MBEDTLS_PSA_BUILTIN_ALG_HKDF ||
MBEDTLS_PSA_BUILTIN_ALG_HKDF_EXTRACT ||
MBEDTLS_PSA_BUILTIN_ALG_HKDF_EXPAND */
#if defined(MBEDTLS_PSA_BUILTIN_ALG_TLS12_ECJPAKE_TO_PMS)
typedef struct
{
uint8_t MBEDTLS_PRIVATE(data)[PSA_TLS12_ECJPAKE_TO_PMS_DATA_SIZE];
} psa_tls12_ecjpake_to_pms_t;
#endif /* MBEDTLS_PSA_BUILTIN_ALG_TLS12_ECJPAKE_TO_PMS */
#if defined(MBEDTLS_PSA_BUILTIN_ALG_TLS12_PRF) || \
defined(MBEDTLS_PSA_BUILTIN_ALG_TLS12_PSK_TO_MS)
@ -266,6 +272,9 @@ struct psa_key_derivation_s
#if defined(MBEDTLS_PSA_BUILTIN_ALG_TLS12_PRF) || \
defined(MBEDTLS_PSA_BUILTIN_ALG_TLS12_PSK_TO_MS)
psa_tls12_prf_key_derivation_t MBEDTLS_PRIVATE(tls12_prf);
#endif
#if defined(MBEDTLS_PSA_BUILTIN_ALG_TLS12_ECJPAKE_TO_PMS)
psa_tls12_ecjpake_to_pms_t MBEDTLS_PRIVATE(tls12_ecjpake_to_pms);
#endif
} MBEDTLS_PRIVATE(ctx);
};

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@ -2021,6 +2021,20 @@
#define PSA_ALG_TLS12_PSK_TO_MS_GET_HASH(hkdf_alg) \
(PSA_ALG_CATEGORY_HASH | ((hkdf_alg) & PSA_ALG_HASH_MASK))
/* The TLS 1.2 ECJPAKE-to-PMS KDF. It takes the shared secret K (an EC point
* in case of EC J-PAKE) and calculates SHA256(K.X) that the rest of TLS 1.2
* will use to derive the session secret, as defined by step 2 of
* https://datatracker.ietf.org/doc/html/draft-cragie-tls-ecjpake-01#section-8.7.
* Uses PSA_ALG_SHA_256.
* This function takes a single input:
* #PSA_KEY_DERIVATION_INPUT_SECRET is the shared secret K from EC J-PAKE.
* The only supported curve is secp256r1 (the 256-bit curve in
* #PSA_ECC_FAMILY_SECP_R1), so the input must be exactly 65 bytes.
* The output has to be read as a single chunk of 32 bytes, defined as
* PSA_TLS12_ECJPAKE_TO_PMS_DATA_SIZE.
*/
#define PSA_ALG_TLS12_ECJPAKE_TO_PMS ((psa_algorithm_t)0x08000609)
/* This flag indicates whether the key derivation algorithm is suitable for
* use on low-entropy secrets such as password - these algorithms are also
* known as key stretching or password hashing schemes. These are also the

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@ -93,4 +93,9 @@
#error "MBEDTLS_SSL_PROTO_TLS1_2 defined, but not all prerequisites"
#endif
#if defined(PSA_WANT_ALG_TLS12_ECJPAKE_TO_PMS) && \
!defined(PSA_WANT_ALG_SHA_256)
#error "PSA_WANT_ALG_TLS12_ECJPAKE_TO_PMS defined, but not all prerequisites"
#endif
#endif /* MBEDTLS_CHECK_CRYPTO_CONFIG_H */

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@ -4245,7 +4245,8 @@ psa_status_t psa_aead_abort( psa_aead_operation_t *operation )
#if defined(BUILTIN_ALG_ANY_HKDF) || \
defined(MBEDTLS_PSA_BUILTIN_ALG_TLS12_PRF) || \
defined(MBEDTLS_PSA_BUILTIN_ALG_TLS12_PSK_TO_MS)
defined(MBEDTLS_PSA_BUILTIN_ALG_TLS12_PSK_TO_MS) || \
defined(MBEDTLS_PSA_BUILTIN_ALG_TLS12_ECJPAKE_TO_PMS)
#define AT_LEAST_ONE_BUILTIN_KDF
#endif /* At least one builtin KDF */
@ -4352,6 +4353,14 @@ psa_status_t psa_key_derivation_abort( psa_key_derivation_operation_t *operation
else
#endif /* defined(MBEDTLS_PSA_BUILTIN_ALG_TLS12_PRF) ||
* defined(MBEDTLS_PSA_BUILTIN_ALG_TLS12_PSK_TO_MS) */
#if defined(MBEDTLS_PSA_BUILTIN_ALG_TLS12_ECJPAKE_TO_PMS)
if( kdf_alg == PSA_ALG_TLS12_ECJPAKE_TO_PMS )
{
mbedtls_platform_zeroize( operation->ctx.tls12_ecjpake_to_pms.data,
sizeof( operation->ctx.tls12_ecjpake_to_pms.data ) );
}
else
#endif /* defined(MBEDTLS_PSA_BUILTIN_ALG_TLS12_ECJPAKE_TO_PMS) */
{
status = PSA_ERROR_BAD_STATE;
}
@ -4633,6 +4642,31 @@ static psa_status_t psa_key_derivation_tls12_prf_read(
#endif /* MBEDTLS_PSA_BUILTIN_ALG_TLS12_PRF ||
* MBEDTLS_PSA_BUILTIN_ALG_TLS12_PSK_TO_MS */
#if defined(MBEDTLS_PSA_BUILTIN_ALG_TLS12_ECJPAKE_TO_PMS)
static psa_status_t psa_key_derivation_tls12_ecjpake_to_pms_read(
psa_tls12_ecjpake_to_pms_t *ecjpake,
uint8_t *output,
size_t output_length )
{
psa_status_t status = PSA_ERROR_CORRUPTION_DETECTED;
size_t output_size = 0;
if( output_length != 32 )
return ( PSA_ERROR_INVALID_ARGUMENT );
status = psa_hash_compute( PSA_ALG_SHA_256, ecjpake->data,
PSA_TLS12_ECJPAKE_TO_PMS_DATA_SIZE, output, output_length,
&output_size );
if( status != PSA_SUCCESS )
return ( status );
if( output_size != output_length )
return ( PSA_ERROR_GENERIC_ERROR );
return ( PSA_SUCCESS );
}
#endif
psa_status_t psa_key_derivation_output_bytes(
psa_key_derivation_operation_t *operation,
uint8_t *output,
@ -4687,6 +4721,15 @@ psa_status_t psa_key_derivation_output_bytes(
else
#endif /* MBEDTLS_PSA_BUILTIN_ALG_TLS12_PRF ||
* MBEDTLS_PSA_BUILTIN_ALG_TLS12_PSK_TO_MS */
#if defined(MBEDTLS_PSA_BUILTIN_ALG_TLS12_ECJPAKE_TO_PMS)
if( kdf_alg == PSA_ALG_TLS12_ECJPAKE_TO_PMS )
{
status = psa_key_derivation_tls12_ecjpake_to_pms_read(
&operation->ctx.tls12_ecjpake_to_pms, output, output_length );
}
else
#endif /* MBEDTLS_PSA_BUILTIN_ALG_TLS12_ECJPAKE_TO_PMS */
{
(void) kdf_alg;
return( PSA_ERROR_BAD_STATE );
@ -5078,6 +5121,10 @@ static int is_kdf_alg_supported( psa_algorithm_t kdf_alg )
#if defined(MBEDTLS_PSA_BUILTIN_ALG_TLS12_PSK_TO_MS)
if( PSA_ALG_IS_TLS12_PSK_TO_MS( kdf_alg ) )
return( 1 );
#endif
#if defined(MBEDTLS_PSA_BUILTIN_ALG_TLS12_ECJPAKE_TO_PMS)
if( kdf_alg == PSA_ALG_TLS12_ECJPAKE_TO_PMS )
return( 1 );
#endif
return( 0 );
}
@ -5102,19 +5149,26 @@ static psa_status_t psa_key_derivation_setup_kdf(
if( ! is_kdf_alg_supported( kdf_alg ) )
return( PSA_ERROR_NOT_SUPPORTED );
/* All currently supported key derivation algorithms are based on a
* hash algorithm. */
/* All currently supported key derivation algorithms (apart from
* ecjpake to pms) are based on a hash algorithm. */
psa_algorithm_t hash_alg = PSA_ALG_HKDF_GET_HASH( kdf_alg );
size_t hash_size = PSA_HASH_LENGTH( hash_alg );
if( hash_size == 0 )
return( PSA_ERROR_NOT_SUPPORTED );
if( kdf_alg != PSA_ALG_TLS12_ECJPAKE_TO_PMS )
{
if( hash_size == 0 )
return( PSA_ERROR_NOT_SUPPORTED );
/* Make sure that hash_alg is a supported hash algorithm. Otherwise
* we might fail later, which is somewhat unfriendly and potentially
* risk-prone. */
psa_status_t status = psa_hash_try_support( hash_alg );
if( status != PSA_SUCCESS )
return( status );
/* Make sure that hash_alg is a supported hash algorithm. Otherwise
* we might fail later, which is somewhat unfriendly and potentially
* risk-prone. */
psa_status_t status = psa_hash_try_support( hash_alg );
if( status != PSA_SUCCESS )
return( status );
}
else
{
hash_size = PSA_HASH_LENGTH( PSA_ALG_SHA_256 );
}
if( ( PSA_ALG_IS_TLS12_PRF( kdf_alg ) ||
PSA_ALG_IS_TLS12_PSK_TO_MS( kdf_alg ) ) &&
@ -5122,11 +5176,14 @@ static psa_status_t psa_key_derivation_setup_kdf(
{
return( PSA_ERROR_NOT_SUPPORTED );
}
#if defined(MBEDTLS_PSA_BUILTIN_ALG_HKDF_EXTRACT)
if( PSA_ALG_IS_HKDF_EXTRACT( kdf_alg ) )
#if defined(MBEDTLS_PSA_BUILTIN_ALG_HKDF_EXTRACT) || \
defined(MBEDTLS_PSA_BUILTIN_ALG_TLS12_ECJPAKE_TO_PMS)
if( PSA_ALG_IS_HKDF_EXTRACT( kdf_alg ) ||
( kdf_alg == PSA_ALG_TLS12_ECJPAKE_TO_PMS ) )
operation->capacity = hash_size;
else
#endif /* MBEDTLS_PSA_BUILTIN_ALG_HKDF_EXTRACT */
#endif /* MBEDTLS_PSA_BUILTIN_ALG_HKDF_EXTRACT ||
MBEDTLS_PSA_BUILTIN_ALG_TLS12_ECJPAKE_TO_PMS */
operation->capacity = 255 * hash_size;
return( PSA_SUCCESS );
}
@ -5515,6 +5572,29 @@ static psa_status_t psa_tls12_prf_psk_to_ms_input(
}
#endif /* MBEDTLS_PSA_BUILTIN_ALG_TLS12_PSK_TO_MS */
#if defined(MBEDTLS_PSA_BUILTIN_ALG_TLS12_ECJPAKE_TO_PMS)
static psa_status_t psa_tls12_ecjpake_to_pms_input(
psa_tls12_ecjpake_to_pms_t *ecjpake,
psa_key_derivation_step_t step,
const uint8_t *data,
size_t data_length )
{
if( data_length != PSA_TLS12_ECJPAKE_TO_PMS_INPUT_SIZE ||
step != PSA_KEY_DERIVATION_INPUT_SECRET )
{
return( PSA_ERROR_INVALID_ARGUMENT );
}
/* Check if the passed point is in an uncompressed form */
if( data[0] != 0x04 )
return( PSA_ERROR_INVALID_ARGUMENT );
/* Only K.X has to be extracted - bytes 1 to 32 inclusive. */
memcpy( ecjpake->data, data + 1, PSA_TLS12_ECJPAKE_TO_PMS_DATA_SIZE );
return( PSA_SUCCESS );
}
#endif /* MBEDTLS_PSA_BUILTIN_ALG_TLS12_ECJPAKE_TO_PMS */
/** Check whether the given key type is acceptable for the given
* input step of a key derivation.
*
@ -5593,6 +5673,14 @@ static psa_status_t psa_key_derivation_input_internal(
}
else
#endif /* MBEDTLS_PSA_BUILTIN_ALG_TLS12_PSK_TO_MS */
#if defined(MBEDTLS_PSA_BUILTIN_ALG_TLS12_ECJPAKE_TO_PMS)
if( kdf_alg == PSA_ALG_TLS12_ECJPAKE_TO_PMS )
{
status = psa_tls12_ecjpake_to_pms_input(
&operation->ctx.tls12_ecjpake_to_pms, step, data, data_length );
}
else
#endif /* MBEDTLS_PSA_BUILTIN_ALG_TLS12_ECJPAKE_TO_PMS */
{
/* This can't happen unless the operation object was not initialized */
(void) data;

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@ -357,6 +357,7 @@ class Algorithm:
'HKDF': AlgorithmCategory.KEY_DERIVATION,
'TLS12_PRF': AlgorithmCategory.KEY_DERIVATION,
'TLS12_PSK_TO_MS': AlgorithmCategory.KEY_DERIVATION,
'TLS12_ECJPAKE_TO_PMS': AlgorithmCategory.KEY_DERIVATION,
'PBKDF': AlgorithmCategory.KEY_DERIVATION,
'ECDH': AlgorithmCategory.KEY_AGREEMENT,
'FFDH': AlgorithmCategory.KEY_AGREEMENT,

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@ -2082,6 +2082,7 @@ component_build_psa_accel_alg_md5() {
scripts/config.py -f include/psa/crypto_config.h unset PSA_WANT_ALG_SHA_256
scripts/config.py -f include/psa/crypto_config.h unset PSA_WANT_ALG_SHA_384
scripts/config.py -f include/psa/crypto_config.h unset PSA_WANT_ALG_SHA_512
scripts/config.py -f include/psa/crypto_config.h unset PSA_WANT_ALG_TLS12_ECJPAKE_TO_PMS
# Need to define the correct symbol and include the test driver header path in order to build with the test driver
make CC=gcc CFLAGS="$ASAN_CFLAGS -DPSA_CRYPTO_DRIVER_TEST -DMBEDTLS_PSA_ACCEL_ALG_MD5 -I../tests/include -O2" LDFLAGS="$ASAN_CFLAGS"
}
@ -2101,6 +2102,7 @@ component_build_psa_accel_alg_ripemd160() {
scripts/config.py -f include/psa/crypto_config.h unset PSA_WANT_ALG_SHA_256
scripts/config.py -f include/psa/crypto_config.h unset PSA_WANT_ALG_SHA_384
scripts/config.py -f include/psa/crypto_config.h unset PSA_WANT_ALG_SHA_512
scripts/config.py -f include/psa/crypto_config.h unset PSA_WANT_ALG_TLS12_ECJPAKE_TO_PMS
# Need to define the correct symbol and include the test driver header path in order to build with the test driver
make CC=gcc CFLAGS="$ASAN_CFLAGS -DPSA_CRYPTO_DRIVER_TEST -DMBEDTLS_PSA_ACCEL_ALG_RIPEMD160 -I../tests/include -O2" LDFLAGS="$ASAN_CFLAGS"
}
@ -2120,6 +2122,7 @@ component_build_psa_accel_alg_sha1() {
scripts/config.py -f include/psa/crypto_config.h unset PSA_WANT_ALG_SHA_256
scripts/config.py -f include/psa/crypto_config.h unset PSA_WANT_ALG_SHA_384
scripts/config.py -f include/psa/crypto_config.h unset PSA_WANT_ALG_SHA_512
scripts/config.py -f include/psa/crypto_config.h unset PSA_WANT_ALG_TLS12_ECJPAKE_TO_PMS
# Need to define the correct symbol and include the test driver header path in order to build with the test driver
make CC=gcc CFLAGS="$ASAN_CFLAGS -DPSA_CRYPTO_DRIVER_TEST -DMBEDTLS_PSA_ACCEL_ALG_SHA_1 -I../tests/include -O2" LDFLAGS="$ASAN_CFLAGS"
}
@ -2138,6 +2141,7 @@ component_build_psa_accel_alg_sha224() {
scripts/config.py -f include/psa/crypto_config.h unset PSA_WANT_ALG_SHA_1
scripts/config.py -f include/psa/crypto_config.h unset PSA_WANT_ALG_SHA_384
scripts/config.py -f include/psa/crypto_config.h unset PSA_WANT_ALG_SHA_512
scripts/config.py -f include/psa/crypto_config.h unset PSA_WANT_ALG_TLS12_ECJPAKE_TO_PMS
# Need to define the correct symbol and include the test driver header path in order to build with the test driver
make CC=gcc CFLAGS="$ASAN_CFLAGS -DPSA_CRYPTO_DRIVER_TEST -DMBEDTLS_PSA_ACCEL_ALG_SHA_224 -I../tests/include -O2" LDFLAGS="$ASAN_CFLAGS"
}
@ -2175,6 +2179,7 @@ component_build_psa_accel_alg_sha384() {
scripts/config.py -f include/psa/crypto_config.h unset PSA_WANT_ALG_SHA_1
scripts/config.py -f include/psa/crypto_config.h unset PSA_WANT_ALG_SHA_224
scripts/config.py -f include/psa/crypto_config.h unset PSA_WANT_ALG_SHA_256
scripts/config.py -f include/psa/crypto_config.h unset PSA_WANT_ALG_TLS12_ECJPAKE_TO_PMS
# Need to define the correct symbol and include the test driver header path in order to build with the test driver
make CC=gcc CFLAGS="$ASAN_CFLAGS -DPSA_CRYPTO_DRIVER_TEST -DMBEDTLS_PSA_ACCEL_ALG_SHA_384 -I../tests/include -O2" LDFLAGS="$ASAN_CFLAGS"
}
@ -2194,6 +2199,7 @@ component_build_psa_accel_alg_sha512() {
scripts/config.py -f include/psa/crypto_config.h unset PSA_WANT_ALG_SHA_224
scripts/config.py -f include/psa/crypto_config.h unset PSA_WANT_ALG_SHA_256
scripts/config.py -f include/psa/crypto_config.h unset PSA_WANT_ALG_SHA_384
scripts/config.py -f include/psa/crypto_config.h unset PSA_WANT_ALG_TLS12_ECJPAKE_TO_PMS
# Need to define the correct symbol and include the test driver header path in order to build with the test driver
make CC=gcc CFLAGS="$ASAN_CFLAGS -DPSA_CRYPTO_DRIVER_TEST -DMBEDTLS_PSA_ACCEL_ALG_SHA_512 -I../tests/include -O2" LDFLAGS="$ASAN_CFLAGS"
}

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@ -4824,6 +4824,10 @@ PSA key derivation setup: TLS 1.2 PRF SHA-256, good case
depends_on:PSA_WANT_ALG_SHA_256:PSA_WANT_ALG_TLS12_PRF
derive_setup:PSA_ALG_TLS12_PRF(PSA_ALG_SHA_256):PSA_SUCCESS
PSA key derivation setup: TLS 1.2 ECJPAKE to PMS
depends_on:PSA_WANT_ALG_SHA_256:PSA_WANT_ALG_TLS12_ECJPAKE_TO_PMS
derive_setup:PSA_ALG_TLS12_ECJPAKE_TO_PMS:PSA_SUCCESS
PSA key derivation setup: not a key derivation algorithm (HMAC)
depends_on:PSA_WANT_ALG_HMAC:PSA_WANT_ALG_SHA_256
derive_setup:PSA_ALG_HMAC(PSA_ALG_SHA_256):PSA_ERROR_INVALID_ARGUMENT
@ -5793,6 +5797,47 @@ PSA key derivation: over capacity 42: output 43+1
depends_on:PSA_WANT_ALG_HKDF:PSA_WANT_ALG_SHA_256
derive_output:PSA_ALG_HKDF(PSA_ALG_SHA_256):PSA_KEY_DERIVATION_INPUT_SALT:"000102030405060708090a0b0c":PSA_SUCCESS:PSA_KEY_DERIVATION_INPUT_SECRET:"0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b":PSA_SUCCESS:PSA_KEY_DERIVATION_INPUT_INFO:"f0f1f2f3f4f5f6f7f8f9":PSA_SUCCESS:0:"":PSA_SUCCESS:"":42:"3cb25f25faacd57a90434f64d0362f2a2d2d0a90cf1a5a4c5db02d56ecc4c5bf34007208d5b887185865ff":"ff":0:1:0
PSA key derivation: ECJPAKE to PMS, no input
depends_on:PSA_WANT_ALG_SHA_256
derive_ecjpake_to_pms:"":PSA_ERROR_INVALID_ARGUMENT:PSA_KEY_DERIVATION_INPUT_SECRET:32:PSA_SUCCESS:"":PSA_ERROR_INVALID_ARGUMENT
PSA key derivation: ECJPAKE to PMS, input too short
depends_on:PSA_WANT_ALG_SHA_256
derive_ecjpake_to_pms:"deadbeef":PSA_ERROR_INVALID_ARGUMENT:PSA_KEY_DERIVATION_INPUT_SECRET:32:PSA_SUCCESS:"":PSA_ERROR_INVALID_ARGUMENT
PSA key derivation: ECJPAKE to PMS, input too long
depends_on:PSA_WANT_ALG_SHA_256
derive_ecjpake_to_pms:"0400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000de":PSA_ERROR_INVALID_ARGUMENT:PSA_KEY_DERIVATION_INPUT_SECRET:32:PSA_SUCCESS:"":PSA_ERROR_INVALID_ARGUMENT
PSA key derivation: ECJPAKE to PMS, bad input format
depends_on:PSA_WANT_ALG_SHA_256
derive_ecjpake_to_pms:"0200000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000":PSA_ERROR_INVALID_ARGUMENT:PSA_KEY_DERIVATION_INPUT_SECRET:32:PSA_SUCCESS:"":PSA_ERROR_INVALID_ARGUMENT
#NIST CAVS 11.0 SHA-256 ShortMSG vector for L=256
PSA key derivation: ECJPAKE to PMS, good case
depends_on:PSA_WANT_ALG_SHA_256
derive_ecjpake_to_pms:"0409fc1accc230a205e4a208e64a8f204291f581a12756392da4b8c0cf5ef02b950000000000000000000000000000000000000000000000000000000000000000":PSA_SUCCESS:PSA_KEY_DERIVATION_INPUT_SECRET:32:PSA_SUCCESS:"4f44c1c7fbebb6f9601829f3897bfd650c56fa07844be76489076356ac1886a4":PSA_SUCCESS
PSA key derivation: ECJPAKE to PMS, bad derivation step
depends_on:PSA_WANT_ALG_SHA_256
derive_ecjpake_to_pms:"0409fc1accc230a205e4a208e64a8f204291f581a12756392da4b8c0cf5ef02b950000000000000000000000000000000000000000000000000000000000000000":PSA_ERROR_INVALID_ARGUMENT:PSA_KEY_DERIVATION_INPUT_SEED:32:PSA_SUCCESS:"4f44c1c7fbebb6f9601829f3897bfd650c56fa07844be76489076356ac1886a4":PSA_SUCCESS
PSA key derivation: ECJPAKE to PMS, capacity 1 byte too big
depends_on:PSA_WANT_ALG_SHA_256
derive_ecjpake_to_pms:"0409fc1accc230a205e4a208e64a8f204291f581a12756392da4b8c0cf5ef02b950000000000000000000000000000000000000000000000000000000000000000":PSA_SUCCESS:PSA_KEY_DERIVATION_INPUT_SECRET:33:PSA_ERROR_INVALID_ARGUMENT:"4f44c1c7fbebb6f9601829f3897bfd650c56fa07844be76489076356ac1886a4":PSA_SUCCESS
PSA key derivation: ECJPAKE to PMS, capacity 1 byte too small
depends_on:PSA_WANT_ALG_SHA_256
derive_ecjpake_to_pms:"0409fc1accc230a205e4a208e64a8f204291f581a12756392da4b8c0cf5ef02b950000000000000000000000000000000000000000000000000000000000000000":PSA_SUCCESS:PSA_KEY_DERIVATION_INPUT_SECRET:31:PSA_SUCCESS:"4f44c1c7fbebb6f9601829f3897bfd650c56fa07844be76489076356ac1886a4":PSA_ERROR_INSUFFICIENT_DATA
PSA key derivation: ECJPAKE to PMS, output too short
depends_on:PSA_WANT_ALG_SHA_256
derive_ecjpake_to_pms:"0409fc1accc230a205e4a208e64a8f204291f581a12756392da4b8c0cf5ef02b950000000000000000000000000000000000000000000000000000000000000000":PSA_SUCCESS:PSA_KEY_DERIVATION_INPUT_SECRET:32:PSA_SUCCESS:"4f":PSA_ERROR_INVALID_ARGUMENT
PSA key derivation: ECJPAKE to PMS, output too long
depends_on:PSA_WANT_ALG_SHA_256
derive_ecjpake_to_pms:"0409fc1accc230a205e4a208e64a8f204291f581a12756392da4b8c0cf5ef02b950000000000000000000000000000000000000000000000000000000000000000":PSA_SUCCESS:PSA_KEY_DERIVATION_INPUT_SECRET:32:PSA_SUCCESS:"4f44c1c7fbebb6f9601829f3897bfd650c56fa07844be76489076356ac1886a400":PSA_ERROR_INSUFFICIENT_DATA
PSA key derivation: HKDF SHA-256, read maximum capacity minus 1
depends_on:PSA_WANT_ALG_HKDF:PSA_WANT_ALG_SHA_256
derive_full:PSA_ALG_HKDF(PSA_ALG_SHA_256):"0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b":"000102030405060708090a0b0c":"f0f1f2f3f4f5f6f7f8f9":255 * PSA_HASH_LENGTH(PSA_ALG_SHA_256) - 1

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@ -7797,6 +7797,51 @@ exit:
}
/* END_CASE */
/* BEGIN_CASE depends_on:MBEDTLS_PSA_BUILTIN_ALG_TLS12_PSK_TO_MS:MBEDTLS_SHA256_C */
void derive_ecjpake_to_pms( data_t *input, int expected_input_status_arg,
int derivation_step,
int capacity, int expected_capacity_status_arg,
data_t *expected_output,
int expected_output_status_arg )
{
psa_algorithm_t alg = PSA_ALG_TLS12_ECJPAKE_TO_PMS;
psa_key_derivation_operation_t operation = PSA_KEY_DERIVATION_OPERATION_INIT;
psa_key_derivation_step_t step = (psa_key_derivation_step_t) derivation_step;
uint8_t *output_buffer = NULL;
psa_status_t status;
psa_status_t expected_input_status = (psa_status_t) expected_input_status_arg;
psa_status_t expected_capacity_status = (psa_status_t) expected_capacity_status_arg;
psa_status_t expected_output_status = (psa_status_t) expected_output_status_arg;
ASSERT_ALLOC( output_buffer, expected_output->len );
PSA_ASSERT( psa_crypto_init() );
PSA_ASSERT( psa_key_derivation_setup( &operation, alg ) );
TEST_EQUAL( psa_key_derivation_set_capacity( &operation, capacity ),
expected_capacity_status);
TEST_EQUAL( psa_key_derivation_input_bytes( &operation,
step, input->x, input->len ),
expected_input_status );
if( ( (psa_status_t) expected_input_status ) != PSA_SUCCESS )
goto exit;
status = psa_key_derivation_output_bytes( &operation, output_buffer,
expected_output->len );
TEST_EQUAL( status, expected_output_status );
if( expected_output->len != 0 && expected_output_status == PSA_SUCCESS )
ASSERT_COMPARE( output_buffer, expected_output->len, expected_output->x,
expected_output->len );
exit:
mbedtls_free( output_buffer );
psa_key_derivation_abort( &operation );
PSA_DONE();
}
/* END_CASE */
/* BEGIN_CASE */
void derive_key_exercise( int alg_arg,
data_t *key_data,