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Enable Curve448 support via the PSA API #4626

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merged 6 commits into from
Jul 20, 2021
Merged

Enable Curve448 support via the PSA API #4626

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1d2e2bb
Add missing Curve448 support for PSA keys
silabs-ArchanaM Jun 7, 2021
ef6aa5c
Support Curve448 via the PSA API
silabs-ArchanaM Jun 8, 2021
277572f
Fix coding style issue
silabs-ArchanaM Jul 12, 2021
8584f5b
test: psa: Improve description of curve 448 tests
silabs-ArchanaM Jul 12, 2021
c590611
Add requested montgomery curve tests
silabs-ArchanaM Jul 12, 2021
554e64e
Add a changelog for Armmbed#4626
silabs-ArchanaM Jul 12, 2021
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3 changes: 3 additions & 0 deletions ChangeLog.d/psa_curve448_key_support.txt
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Original file line number Diff line number Diff line change
@@ -0,0 +1,3 @@
Features
* Enable support for Curve448 via the PSA API. Contributed by
Archana Madhavan in #4626. Fixes #3399 and #4249.
8 changes: 1 addition & 7 deletions include/mbedtls/config_psa.h
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Original file line number Diff line number Diff line change
Expand Up @@ -433,11 +433,6 @@ extern "C" {

#if defined(PSA_WANT_ECC_MONTGOMERY_448)
#if !defined(MBEDTLS_PSA_ACCEL_ECC_MONTGOMERY_448)
/*
* Curve448 is not yet supported via the PSA API in Mbed TLS
* (https://github.com/ARMmbed/mbedtls/issues/4249).
*/
#error "Curve448 is not yet supported via the PSA API in Mbed TLS."
#define MBEDTLS_ECP_DP_CURVE448_ENABLED
#define MBEDTLS_PSA_BUILTIN_ECC_MONTGOMERY_448 1
#endif /* !MBEDTLS_PSA_ACCEL_ECC_MONTGOMERY_448 */
Expand Down Expand Up @@ -710,8 +705,7 @@ extern "C" {
#define PSA_WANT_ECC_MONTGOMERY_255
#endif

/* Curve448 is not yet supported via the PSA API (https://github.com/ARMmbed/mbedtls/issues/4249) */
#if 0 && defined(MBEDTLS_ECP_DP_CURVE448_ENABLED)
#if defined(MBEDTLS_ECP_DP_CURVE448_ENABLED)
#define MBEDTLS_PSA_BUILTIN_ECC_MONTGOMERY_448 1
#define PSA_WANT_ECC_MONTGOMERY_448
#endif
Expand Down
7 changes: 1 addition & 6 deletions include/psa/crypto_config.h
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Original file line number Diff line number Diff line change
Expand Up @@ -93,12 +93,7 @@
#define PSA_WANT_ECC_BRAINPOOL_P_R1_384 1
#define PSA_WANT_ECC_BRAINPOOL_P_R1_512 1
#define PSA_WANT_ECC_MONTGOMERY_255 1
/*
* Curve448 is not yet supported via the PSA API in Mbed TLS
* (https://github.com/ARMmbed/mbedtls/issues/4249). Thus, do not enable it by
* default.
*/
//#define PSA_WANT_ECC_MONTGOMERY_448 1
#define PSA_WANT_ECC_MONTGOMERY_448 1
#define PSA_WANT_ECC_SECP_K1_192 1
/*
* SECP224K1 is buggy via the PSA API in Mbed TLS
Expand Down
36 changes: 27 additions & 9 deletions library/ecp.c
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Expand Up @@ -3054,6 +3054,7 @@ int mbedtls_ecp_gen_key( mbedtls_ecp_group_id grp_id, mbedtls_ecp_keypair *key,
}

#define ECP_CURVE25519_KEY_SIZE 32
#define ECP_CURVE448_KEY_SIZE 56
/*
* Read a private key.
*/
Expand All @@ -3074,12 +3075,12 @@ int mbedtls_ecp_read_key( mbedtls_ecp_group_id grp_id, mbedtls_ecp_keypair *key,
if( mbedtls_ecp_get_type( &key->grp ) == MBEDTLS_ECP_TYPE_MONTGOMERY )
{
/*
* If it is Curve25519 curve then mask the key as mandated by RFC7748
* Mask the key as mandated by RFC7748 for Curve25519 and Curve448.
*/
if( grp_id == MBEDTLS_ECP_DP_CURVE25519 )
{
if( buflen != ECP_CURVE25519_KEY_SIZE )
return MBEDTLS_ERR_ECP_INVALID_KEY;
return( MBEDTLS_ERR_ECP_INVALID_KEY );

MBEDTLS_MPI_CHK( mbedtls_mpi_read_binary_le( &key->d, buf, buflen ) );

Expand All @@ -3100,8 +3101,23 @@ int mbedtls_ecp_read_key( mbedtls_ecp_group_id grp_id, mbedtls_ecp_keypair *key,
ECP_CURVE25519_KEY_SIZE * 8 - 2, 1 )
);
}
else
ret = MBEDTLS_ERR_ECP_FEATURE_UNAVAILABLE;
else if( grp_id == MBEDTLS_ECP_DP_CURVE448 )
{
if( buflen != ECP_CURVE448_KEY_SIZE )
return( MBEDTLS_ERR_ECP_INVALID_KEY );

MBEDTLS_MPI_CHK( mbedtls_mpi_read_binary_le( &key->d, buf, buflen ) );

/* Set the two least significant bits to 0 */
MBEDTLS_MPI_CHK( mbedtls_mpi_set_bit( &key->d, 0, 0 ) );
MBEDTLS_MPI_CHK( mbedtls_mpi_set_bit( &key->d, 1, 0 ) );

/* Set the most significant bit to 1 */
MBEDTLS_MPI_CHK(
mbedtls_mpi_set_bit( &key->d,
ECP_CURVE448_KEY_SIZE * 8 - 1, 1 )
);
}
}

#endif
Expand Down Expand Up @@ -3139,14 +3155,16 @@ int mbedtls_ecp_write_key( mbedtls_ecp_keypair *key,
if( key->grp.id == MBEDTLS_ECP_DP_CURVE25519 )
{
if( buflen < ECP_CURVE25519_KEY_SIZE )
return MBEDTLS_ERR_ECP_BUFFER_TOO_SMALL;
return( MBEDTLS_ERR_ECP_BUFFER_TOO_SMALL );

MBEDTLS_MPI_CHK( mbedtls_mpi_write_binary_le( &key->d, buf, buflen ) );
}
else
ret = MBEDTLS_ERR_ECP_FEATURE_UNAVAILABLE;
else if( key->grp.id == MBEDTLS_ECP_DP_CURVE448 )
{
if( buflen < ECP_CURVE448_KEY_SIZE )
return( MBEDTLS_ERR_ECP_BUFFER_TOO_SMALL );
}
MBEDTLS_MPI_CHK( mbedtls_mpi_write_binary_le( &key->d, buf, buflen ) );
}

#endif
#if defined(MBEDTLS_ECP_SHORT_WEIERSTRASS_ENABLED)
if( mbedtls_ecp_get_type( &key->grp ) == MBEDTLS_ECP_TYPE_SHORT_WEIERSTRASS )
Expand Down
115 changes: 102 additions & 13 deletions tests/suites/test_suite_ecp.data
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Original file line number Diff line number Diff line change
Expand Up @@ -205,14 +205,22 @@ ECP write binary #9 (odd, compressed, buffer just fits)
depends_on:MBEDTLS_ECP_DP_SECP192R1_ENABLED
ecp_write_binary:MBEDTLS_ECP_DP_SECP192R1:"48d8082a3a1e3112bc03a8ef2f6d40d0a77a6f8e00cc9933":"93112b28345b7d1d7799611e49bea9d8290cb2d7afe1f9f3":"01":MBEDTLS_ECP_PF_COMPRESSED:"0348d8082a3a1e3112bc03a8ef2f6d40d0a77a6f8e00cc9933":25:0

ECP write binary #10 (Montgomery, buffer just fits)
ECP write binary #10 (Montgomery curve25519, buffer just fits)
depends_on:MBEDTLS_ECP_DP_CURVE25519_ENABLED
ecp_write_binary:MBEDTLS_ECP_DP_CURVE25519:"11223344556677889900aabbccddeeff11223344556677889900aabbccddeeff":"0":"1":MBEDTLS_ECP_PF_COMPRESSED:"ffeeddccbbaa00998877665544332211ffeeddccbbaa00998877665544332211":32:0

ECP write binary #11 (Montgomery, buffer too small)
ECP write binary #11 (Montgomery curve25519, buffer too small)
depends_on:MBEDTLS_ECP_DP_CURVE25519_ENABLED
ecp_write_binary:MBEDTLS_ECP_DP_CURVE25519:"11223344556677889900aabbccddeeff11223344556677889900aabbccddeeff":"0":"1":MBEDTLS_ECP_PF_COMPRESSED:"ffeeddccbbaa00998877665544332211ffeeddccbbaa00998877665544332211":31:MBEDTLS_ERR_ECP_BUFFER_TOO_SMALL

ECP write binary #12 (Montgomery curve448, buffer just fits)
depends_on:MBEDTLS_ECP_DP_CURVE448_ENABLED
ecp_write_binary:MBEDTLS_ECP_DP_CURVE448:"3eb7a829b0cd20f5bcfc0b599b6feccf6da4627107bdb0d4f345b43027d8b972fc3e34fb4232a13ca706dcb57aec3dae07bdc1c67bf33609":"0":"1":MBEDTLS_ECP_PF_COMPRESSED:"0936f37bc6c1bd07ae3dec7ab5dc06a73ca13242fb343efc72b9d82730b445f3d4b0bd077162a46dcfec6f9b590bfcbcf520cdb029a8b73e":56:0

ECP write binary #13 (Montgomery curve448, buffer too small)
depends_on:MBEDTLS_ECP_DP_CURVE448_ENABLED
ecp_write_binary:MBEDTLS_ECP_DP_CURVE448:"3eb7a829b0cd20f5bcfc0b599b6feccf6da4627107bdb0d4f345b43027d8b972fc3e34fb4232a13ca706dcb57aec3dae07bdc1c67bf33609":"0":"1":MBEDTLS_ECP_PF_COMPRESSED:"0936f37bc6c1bd07ae3dec7ab5dc06a73ca13242fb343efc72b9d82730b445f3d4b0bd077162a46dcfec6f9b590bfcbcf520cdb029a8b73e":55:MBEDTLS_ERR_ECP_BUFFER_TOO_SMALL

ECP read binary #1 (zero, invalid ilen)
depends_on:MBEDTLS_ECP_DP_SECP192R1_ENABLED
ecp_read_binary:MBEDTLS_ECP_DP_SECP192R1:"0000":"01":"01":"00":MBEDTLS_ERR_ECP_BAD_INPUT_DATA
Expand Down Expand Up @@ -261,6 +269,22 @@ ECP read binary #12 (Curve25519, too long)
depends_on:MBEDTLS_ECP_DP_CURVE25519_ENABLED
ecp_read_binary:MBEDTLS_ECP_DP_CURVE25519:"8520f0098930a754748b7ddcb43ef75a0dbf3a0d26381af4eba4a98eaa9b4e6a00":"6a4e9baa8ea9a4ebf41a38260d3abf0d5af73eb4dc7d8b7454a7308909f02085":"0":"1":MBEDTLS_ERR_ECP_BAD_INPUT_DATA

ECP read binary #13 (Curve448, OK)
depends_on:MBEDTLS_ECP_DP_CURVE448_ENABLED
ecp_read_binary:MBEDTLS_ECP_DP_CURVE448:"9a8f4925d1519f5775cf46b04b5800d4ee9ee8bae8bc5565d498c28dd9c9baf574a9419744897391006382a6f127ab1d9ac2d8c0a598726b":"6b7298a5c0d8c29a1dab27f1a6826300917389449741a974f5bac9d98dc298d46555bce8bae89eeed400584bb046cf75579f51d125498f9a":"0":"1":0

ECP read binary #14 (Curve448, too long)
depends_on:MBEDTLS_ECP_DP_CURVE448_ENABLED
ecp_read_binary:MBEDTLS_ECP_DP_CURVE448:"9a8f4925d1519f5775cf46b04b5800d4ee9ee8bae8bc5565d498c28dd9c9baf574a9419744897391006382a6f127ab1d9ac2d8c0a598726b00":"6b7298a5c0d8c29a1dab27f1a6826300917389449741a974f5bac9d98dc298d46555bce8bae89eeed400584bb046cf75579f51d125498f9a":"0":"1":MBEDTLS_ERR_ECP_BAD_INPUT_DATA

ECP read binary #15 (Curve448, too short)
depends_on:MBEDTLS_ECP_DP_CURVE448_ENABLED
ecp_read_binary:MBEDTLS_ECP_DP_CURVE448:"8f4925d1519f5775cf46b04b5800d4ee9ee8bae8bc5565d498c28dd9c9baf574a9419744897391006382a6f127ab1d9ac2d8c0a598726b":"6b7298a5c0d8c29a1dab27f1a6826300917389449741a974f5bac9d98dc298d46555bce8bae89eeed400584bb046cf75579f51d125498f9a":"0":"1":MBEDTLS_ERR_ECP_BAD_INPUT_DATA

ECP read binary #16 (Curve448, non-canonical)
depends_on:MBEDTLS_ECP_DP_CURVE448_ENABLED
ecp_read_binary:MBEDTLS_ECP_DP_CURVE448:"ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff":"ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff":"0":"1":0

ECP tls read point #1 (zero, invalid length byte)
depends_on:MBEDTLS_ECP_DP_SECP192R1_ENABLED
mbedtls_ecp_tls_read_point:MBEDTLS_ECP_DP_SECP192R1:"0200":"01":"01":"00":MBEDTLS_ERR_ECP_BAD_INPUT_DATA
Expand Down Expand Up @@ -326,34 +350,66 @@ ECP check privkey #4 (short weierstrass, too big)
depends_on:MBEDTLS_ECP_DP_SECP192R1_ENABLED
mbedtls_ecp_check_privkey:MBEDTLS_ECP_DP_SECP192R1:"FFFFFFFFFFFFFFFFFFFFFFFF99DEF836146BC9B1B4D22831":MBEDTLS_ERR_ECP_INVALID_KEY

ECP check privkey #5 (montgomery, too big)
ECP check privkey #5 (montgomery curve25519, too big)
depends_on:MBEDTLS_ECP_DP_CURVE25519_ENABLED
mbedtls_ecp_check_privkey:MBEDTLS_ECP_DP_CURVE25519:"C000000000000000000000000000000000000000000000000000000000000000":MBEDTLS_ERR_ECP_INVALID_KEY

ECP check privkey #6 (montgomery, not big enough)
ECP check privkey #6 (montgomery curve25519, not big enough)
depends_on:MBEDTLS_ECP_DP_CURVE25519_ENABLED
mbedtls_ecp_check_privkey:MBEDTLS_ECP_DP_CURVE25519:"3FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF0":MBEDTLS_ERR_ECP_INVALID_KEY

ECP check privkey #7 (montgomery, msb OK)
ECP check privkey #7 (montgomery curve25519, msb OK)
depends_on:MBEDTLS_ECP_DP_CURVE25519_ENABLED
mbedtls_ecp_check_privkey:MBEDTLS_ECP_DP_CURVE25519:"4000000000000000000000000000000000000000000000000000000000000000":0

ECP check privkey #8 (montgomery, bit 0 set)
ECP check privkey #8 (montgomery curve25519, msb not OK)
depends_on:MBEDTLS_ECP_DP_CURVE25519_ENABLED
mbedtls_ecp_check_privkey:MBEDTLS_ECP_DP_CURVE25519:"0FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF8":MBEDTLS_ERR_ECP_INVALID_KEY

ECP check privkey #9 (montgomery curve25519, bit 0 set)
depends_on:MBEDTLS_ECP_DP_CURVE25519_ENABLED
mbedtls_ecp_check_privkey:MBEDTLS_ECP_DP_CURVE25519:"4000000000000000000000000000000000000000000000000000000000000001":MBEDTLS_ERR_ECP_INVALID_KEY

ECP check privkey #9 (montgomery, bit 1 set)
ECP check privkey #10 (montgomery curve25519, bit 1 set)
depends_on:MBEDTLS_ECP_DP_CURVE25519_ENABLED
mbedtls_ecp_check_privkey:MBEDTLS_ECP_DP_CURVE25519:"4000000000000000000000000000000000000000000000000000000000000002":MBEDTLS_ERR_ECP_INVALID_KEY

ECP check privkey #10 (montgomery, bit 2 set)
ECP check privkey #11 (montgomery curve25519, bit 2 set)
depends_on:MBEDTLS_ECP_DP_CURVE25519_ENABLED
mbedtls_ecp_check_privkey:MBEDTLS_ECP_DP_CURVE25519:"4000000000000000000000000000000000000000000000000000000000000004":MBEDTLS_ERR_ECP_INVALID_KEY

ECP check privkey #11 (montgomery, OK)
ECP check privkey #12 (montgomery curve25519, OK)
depends_on:MBEDTLS_ECP_DP_CURVE25519_ENABLED
mbedtls_ecp_check_privkey:MBEDTLS_ECP_DP_CURVE25519:"7FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF8":0

ECP check privkey #13 (montgomery curve448, too big)
depends_on:MBEDTLS_ECP_DP_CURVE448_ENABLED
mbedtls_ecp_check_privkey:MBEDTLS_ECP_DP_CURVE448:"800000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000":MBEDTLS_ERR_ECP_INVALID_KEY

ECP check privkey #14 (montgomery curve448, not big enough)
depends_on:MBEDTLS_ECP_DP_CURVE448_ENABLED
mbedtls_ecp_check_privkey:MBEDTLS_ECP_DP_CURVE448:"80000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000":MBEDTLS_ERR_ECP_INVALID_KEY

ECP check privkey #15 (montgomery curve448, msb OK)
depends_on:MBEDTLS_ECP_DP_CURVE448_ENABLED
mbedtls_ecp_check_privkey:MBEDTLS_ECP_DP_CURVE448:"8000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000":0

ECP check privkey #15 (montgomery curve448, msb not OK)
depends_on:MBEDTLS_ECP_DP_CURVE448_ENABLED
mbedtls_ecp_check_privkey:MBEDTLS_ECP_DP_CURVE448:"0FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFC":MBEDTLS_ERR_ECP_INVALID_KEY

ECP check privkey #17 (montgomery curve448, bit 0 set)
depends_on:MBEDTLS_ECP_DP_CURVE448_ENABLED
mbedtls_ecp_check_privkey:MBEDTLS_ECP_DP_CURVE448:"8000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000001":MBEDTLS_ERR_ECP_INVALID_KEY

ECP check privkey #18 (montgomery curve448, bit 1 set)
depends_on:MBEDTLS_ECP_DP_CURVE448_ENABLED
mbedtls_ecp_check_privkey:MBEDTLS_ECP_DP_CURVE448:"8000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000002":MBEDTLS_ERR_ECP_INVALID_KEY

ECP check privkey #19 (montgomery curve448, OK)
depends_on:MBEDTLS_ECP_DP_CURVE448_ENABLED
mbedtls_ecp_check_privkey:MBEDTLS_ECP_DP_CURVE448:"8FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFC":0

ECP check public-private #1 (OK)
depends_on:MBEDTLS_ECP_DP_SECP256R1_ENABLED
mbedtls_ecp_check_pub_priv:MBEDTLS_ECP_DP_SECP256R1:"37cc56d976091e5a723ec7592dff206eee7cf9069174d0ad14b5f76822596292":"4ee500d82311ffea2fd2345d5d16bd8a88c26b770d55cd8a2a0efa01c8b4edff":MBEDTLS_ECP_DP_SECP256R1:"00f12a1320760270a83cbffd53f6031ef76a5d86c8a204f2c30ca9ebf51f0f0ea7":"37cc56d976091e5a723ec7592dff206eee7cf9069174d0ad14b5f76822596292":"4ee500d82311ffea2fd2345d5d16bd8a88c26b770d55cd8a2a0efa01c8b4edff":0
Expand Down Expand Up @@ -389,6 +445,10 @@ ECP gen keypair [#2]
depends_on:MBEDTLS_ECP_DP_CURVE25519_ENABLED
mbedtls_ecp_gen_keypair:MBEDTLS_ECP_DP_CURVE25519

ECP gen keypair [#3]
depends_on:MBEDTLS_ECP_DP_CURVE448_ENABLED
mbedtls_ecp_gen_keypair:MBEDTLS_ECP_DP_CURVE448

ECP gen keypair wrapper
depends_on:MBEDTLS_ECP_DP_SECP192R1_ENABLED
mbedtls_ecp_gen_key:MBEDTLS_ECP_DP_SECP192R1
Expand Down Expand Up @@ -481,17 +541,46 @@ ECP read key #13 (Curve25519, not long enough)
depends_on:MBEDTLS_ECP_DP_CURVE25519_ENABLED
mbedtls_ecp_read_key:MBEDTLS_ECP_DP_CURVE25519:"F0FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF3F":MBEDTLS_ERR_ECP_INVALID_KEY:0

ECP read key #14 (Curve448, not supported)
ECP read key #14 (Curve448, most significant bit unset)
depends_on:MBEDTLS_ECP_DP_CURVE448_ENABLED
mbedtls_ecp_read_key:MBEDTLS_ECP_DP_CURVE448:"FCFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF7F":0:0

ECP read key #15 (Curve448, msb OK)
depends_on:MBEDTLS_ECP_DP_CURVE448_ENABLED
mbedtls_ecp_read_key:MBEDTLS_ECP_DP_CURVE448:"0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000080":0:1

ECP read key #16 (Curve448, bit 0 set)
depends_on:MBEDTLS_ECP_DP_CURVE448_ENABLED
mbedtls_ecp_read_key:MBEDTLS_ECP_DP_CURVE448:"0100000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000080":0:0

ECP read key #17 (Curve448, bit 1 set)
depends_on:MBEDTLS_ECP_DP_CURVE448_ENABLED
mbedtls_ecp_read_key:MBEDTLS_ECP_DP_CURVE448:"0200000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000080":0:0

ECP read key #18 (Curve448, OK)
depends_on:MBEDTLS_ECP_DP_CURVE448_ENABLED
mbedtls_ecp_read_key:MBEDTLS_ECP_DP_CURVE448:"FCFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF8F":0:1

ECP read key #19 (Curve448, too long)
depends_on:MBEDTLS_ECP_DP_CURVE448_ENABLED
mbedtls_ecp_read_key:MBEDTLS_ECP_DP_CURVE448:"FCFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF8F":MBEDTLS_ERR_ECP_INVALID_KEY:0

ECP read key #20 (Curve448, not long enough)
depends_on:MBEDTLS_ECP_DP_CURVE448_ENABLED
mbedtls_ecp_read_key:MBEDTLS_ECP_DP_CURVE448:"FCFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF8F":MBEDTLS_ERR_ECP_INVALID_KEY:0

ECP read key #21 (Curve448, not supported)
depends_on:!MBEDTLS_ECP_DP_CURVE448_ENABLED
mbedtls_ecp_read_key:MBEDTLS_ECP_DP_CURVE448:"FCFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF":MBEDTLS_ERR_ECP_FEATURE_UNAVAILABLE:0

ECP read key #15 (Curve25519, not supported)
ECP read key #22 (Curve25519, not supported)
depends_on:!MBEDTLS_ECP_DP_CURVE25519_ENABLED
mbedtls_ecp_read_key:MBEDTLS_ECP_DP_CURVE25519:"F8FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF7F":MBEDTLS_ERR_ECP_FEATURE_UNAVAILABLE:0

ECP read key #15 (invalid curve)
ECP read key #23 (invalid curve)
mbedtls_ecp_read_key:INT_MAX:"F8FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF7F":MBEDTLS_ERR_ECP_FEATURE_UNAVAILABLE:0

ECP read key #16 (Curve25519 RFC, OK)
ECP read key #24 (Curve25519 RFC, OK)
depends_on:MBEDTLS_ECP_DP_CURVE25519_ENABLED
mbedtls_ecp_read_key:MBEDTLS_ECP_DP_CURVE25519:"70076d0a7318a57d3c16c17251b26645df4c2f87ebc0992ab177fba51db92c6a":0:1

Expand Down
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