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Adapt key checking functions for Curve25519

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This commit is contained in:
Manuel Pégourié-Gonnard 2013-12-04 11:08:01 +01:00
parent 661536677b
commit 312d2e8ea2
4 changed files with 125 additions and 19 deletions
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50
tests/suites/test_suite_ecp.data
View file

@ -159,6 +159,12 @@ ecp_small_check_pub:0:2:1:0
ECP small check pubkey #10
ecp_small_check_pub:10:25:1:POLARSSL_ERR_ECP_INVALID_KEY
ECP check pubkey Montgomery #1 (too big)
ecp_check_pub_mx:POLARSSL_ECP_DP_M255:"010000000000000000000000000000000000000000000000000000000000000000":POLARSSL_ERR_ECP_INVALID_KEY
ECP check pubkey Montgomery #2 (biggest)
ecp_check_pub_mx:POLARSSL_ECP_DP_M255:"FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF":0
ECP write binary #0 (zero, bad format)
depends_on:POLARSSL_ECP_DP_SECP192R1_ENABLED
ecp_write_binary:POLARSSL_ECP_DP_SECP192R1:"01":"01":"00":POLARSSL_ECP_PF_UNKNOWN:"00":1:POLARSSL_ERR_ECP_BAD_INPUT_DATA
@ -271,9 +277,49 @@ ECP tls write-read group #2
depends_on:POLARSSL_ECP_DP_SECP521R1_ENABLED
ecp_tls_write_read_group:POLARSSL_ECP_DP_SECP521R1
ECP check privkey
ECP check privkey #1 (short weierstrass, too small)
depends_on:POLARSSL_ECP_DP_SECP192R1_ENABLED
ecp_check_privkey:POLARSSL_ECP_DP_SECP192R1
ecp_check_privkey:POLARSSL_ECP_DP_SECP192R1:"00":POLARSSL_ERR_ECP_INVALID_KEY
ECP check privkey #2 (short weierstrass, smallest)
depends_on:POLARSSL_ECP_DP_SECP192R1_ENABLED
ecp_check_privkey:POLARSSL_ECP_DP_SECP192R1:"01":0
ECP check privkey #3 (short weierstrass, biggest)
depends_on:POLARSSL_ECP_DP_SECP192R1_ENABLED
ecp_check_privkey:POLARSSL_ECP_DP_SECP192R1:"FFFFFFFFFFFFFFFFFFFFFFFF99DEF836146BC9B1B4D22830":0
ECP check privkey #4 (short weierstrass, too big)
depends_on:POLARSSL_ECP_DP_SECP192R1_ENABLED
ecp_check_privkey:POLARSSL_ECP_DP_SECP192R1:"FFFFFFFFFFFFFFFFFFFFFFFF99DEF836146BC9B1B4D22831":POLARSSL_ERR_ECP_INVALID_KEY
ECP check privkey #5 (montgomery, too big)
depends_on:POLARSSL_ECP_DP_M255_ENABLED
ecp_check_privkey:POLARSSL_ECP_DP_M255:"C000000000000000000000000000000000000000000000000000000000000000":POLARSSL_ERR_ECP_INVALID_KEY
ECP check privkey #6 (montgomery, not big enough)
depends_on:POLARSSL_ECP_DP_M255_ENABLED
ecp_check_privkey:POLARSSL_ECP_DP_M255:"3FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF0":POLARSSL_ERR_ECP_INVALID_KEY
ECP check privkey #7 (montgomery, msb OK)
depends_on:POLARSSL_ECP_DP_M255_ENABLED
ecp_check_privkey:POLARSSL_ECP_DP_M255:"4000000000000000000000000000000000000000000000000000000000000000":0
ECP check privkey #8 (montgomery, bit 0 set)
depends_on:POLARSSL_ECP_DP_M255_ENABLED
ecp_check_privkey:POLARSSL_ECP_DP_M255:"4000000000000000000000000000000000000000000000000000000000000001":POLARSSL_ERR_ECP_INVALID_KEY
ECP check privkey #9 (montgomery, bit 1 set)
depends_on:POLARSSL_ECP_DP_M255_ENABLED
ecp_check_privkey:POLARSSL_ECP_DP_M255:"4000000000000000000000000000000000000000000000000000000000000002":POLARSSL_ERR_ECP_INVALID_KEY
ECP check privkey #10 (montgomery, bit 2 set)
depends_on:POLARSSL_ECP_DP_M255_ENABLED
ecp_check_privkey:POLARSSL_ECP_DP_M255:"4000000000000000000000000000000000000000000000000000000000000004":POLARSSL_ERR_ECP_INVALID_KEY
ECP check privkey #11 (montgomery, OK)
depends_on:POLARSSL_ECP_DP_M255_ENABLED
ecp_check_privkey:POLARSSL_ECP_DP_M255:"7FFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF8":0
ECP gen keypair
depends_on:POLARSSL_ECP_DP_SECP192R1_ENABLED

30
tests/suites/test_suite_ecp.function
View file

@ -188,6 +188,27 @@ void ecp_small_check_pub( int x, int y, int z, int ret )
}
/* END_CASE */
/* BEGIN_CASE */
void ecp_check_pub_mx( int grp_id, char *key_hex, int ret )
{
ecp_group grp;
ecp_point P;
ecp_group_init( &grp );
ecp_point_init( &P );
TEST_ASSERT( ecp_use_known_dp( &grp, grp_id ) == 0 );
TEST_ASSERT( mpi_read_string( &P.X, 16, key_hex ) == 0 );
TEST_ASSERT( mpi_lset( &P.Z, 1 ) == 0 );
TEST_ASSERT( ecp_check_pubkey( &grp, &P ) == ret );
ecp_group_free( &grp );
ecp_point_free( &P );
}
/* END_CASE */
/* BEGIN_CASE */
void ecp_test_vect( int id, char *dA_str, char *xA_str, char *yA_str,
char *dB_str, char *xB_str, char *yB_str, char *xZ_str,
@ -490,7 +511,7 @@ void ecp_tls_write_read_group( int id )
/* END_CASE */
/* BEGIN_CASE */
void ecp_check_privkey( int id )
void ecp_check_privkey( int id, char *key_hex, int ret )
{
ecp_group grp;
mpi d;
@ -499,12 +520,9 @@ void ecp_check_privkey( int id )
mpi_init( &d );
TEST_ASSERT( ecp_use_known_dp( &grp, id ) == 0 );
TEST_ASSERT( mpi_read_string( &d, 16, key_hex ) == 0 );
TEST_ASSERT( mpi_lset( &d, 0 ) == 0 );
TEST_ASSERT( ecp_check_privkey( &grp, &d ) == POLARSSL_ERR_ECP_INVALID_KEY );
TEST_ASSERT( mpi_copy( &d, &grp.N ) == 0 );
TEST_ASSERT( ecp_check_privkey( &grp, &d ) == POLARSSL_ERR_ECP_INVALID_KEY );
TEST_ASSERT( ecp_check_privkey( &grp, &d ) == ret );
ecp_group_free( &grp );
mpi_free( &d );