Add selftests

Add selftests for key wrapping
This commit is contained in:
Ron Eldor 2018-07-15 09:33:07 +03:00 committed by Jaeden Amero
parent cb349ac279
commit 9ab746c7c9
2 changed files with 222 additions and 0 deletions

View file

@ -534,4 +534,222 @@ cleanup:
#endif /* !MBEDTLS_NIST_KW_ALT */ #endif /* !MBEDTLS_NIST_KW_ALT */
#if defined(MBEDTLS_SELF_TEST) && defined(MBEDTLS_AES_C)
#define KW_TESTS 3
/*
* Test vectors taken from NIST
* https://csrc.nist.gov/Projects/Cryptographic-Algorithm-Validation-Program/CAVP-TESTING-BLOCK-CIPHER-MODES#KW
*/
static const unsigned int key_len[KW_TESTS] = { 16, 24, 32 };
static const unsigned char kw_key[KW_TESTS][32] = {
{ 0x75, 0x75, 0xda, 0x3a, 0x93, 0x60, 0x7c, 0xc2,
0xbf, 0xd8, 0xce, 0xc7, 0xaa, 0xdf, 0xd9, 0xa6 },
{ 0x2d, 0x85, 0x26, 0x08, 0x1d, 0x02, 0xfb, 0x5b,
0x85, 0xf6, 0x9a, 0xc2, 0x86, 0xec, 0xd5, 0x7d,
0x40, 0xdf, 0x5d, 0xf3, 0x49, 0x47, 0x44, 0xd3 },
{ 0x11, 0x2a, 0xd4, 0x1b, 0x48, 0x56, 0xc7, 0x25,
0x4a, 0x98, 0x48, 0xd3, 0x0f, 0xdd, 0x78, 0x33,
0x5b, 0x03, 0x9a, 0x48, 0xa8, 0x96, 0x2c, 0x4d,
0x1c, 0xb7, 0x8e, 0xab, 0xd5, 0xda, 0xd7, 0x88 }
};
static const unsigned char kw_msg[KW_TESTS][40] = {
{ 0x42, 0x13, 0x6d, 0x3c, 0x38, 0x4a, 0x3e, 0xea,
0xc9, 0x5a, 0x06, 0x6f, 0xd2, 0x8f, 0xed, 0x3f },
{ 0x95, 0xc1, 0x1b, 0xf5, 0x35, 0x3a, 0xfe, 0xdb,
0x98, 0xfd, 0xd6, 0xc8, 0xca, 0x6f, 0xdb, 0x6d,
0xa5, 0x4b, 0x74, 0xb4, 0x99, 0x0f, 0xdc, 0x45,
0xc0, 0x9d, 0x15, 0x8f, 0x51, 0xce, 0x62, 0x9d,
0xe2, 0xaf, 0x26, 0xe3, 0x25, 0x0e, 0x6b, 0x4c },
{ 0x1b, 0x20, 0xbf, 0x19, 0x90, 0xb0, 0x65, 0xd7,
0x98, 0xe1, 0xb3, 0x22, 0x64, 0xad, 0x50, 0xa8,
0x74, 0x74, 0x92, 0xba, 0x09, 0xa0, 0x4d, 0xd1 }
};
static const size_t kw_msg_len[KW_TESTS] = { 16, 40, 24 };
static const size_t kw_out_len[KW_TESTS] = { 24, 48, 32 };
static const unsigned char kw_res[KW_TESTS][48] = {
{ 0x03, 0x1f, 0x6b, 0xd7, 0xe6, 0x1e, 0x64, 0x3d,
0xf6, 0x85, 0x94, 0x81, 0x6f, 0x64, 0xca, 0xa3,
0xf5, 0x6f, 0xab, 0xea, 0x25, 0x48, 0xf5, 0xfb },
{ 0x44, 0x3c, 0x6f, 0x15, 0x09, 0x83, 0x71, 0x91,
0x3e, 0x5c, 0x81, 0x4c, 0xa1, 0xa0, 0x42, 0xec,
0x68, 0x2f, 0x7b, 0x13, 0x6d, 0x24, 0x3a, 0x4d,
0x6c, 0x42, 0x6f, 0xc6, 0x97, 0x15, 0x63, 0xe8,
0xa1, 0x4a, 0x55, 0x8e, 0x09, 0x64, 0x16, 0x19,
0xbf, 0x03, 0xfc, 0xaf, 0x90, 0xb1, 0xfc, 0x2d },
{ 0xba, 0x8a, 0x25, 0x9a, 0x47, 0x1b, 0x78, 0x7d,
0xd5, 0xd5, 0x40, 0xec, 0x25, 0xd4, 0x3d, 0x87,
0x20, 0x0f, 0xda, 0xdc, 0x6d, 0x1f, 0x05, 0xd9,
0x16, 0x58, 0x4f, 0xa9, 0xf6, 0xcb, 0xf5, 0x12 }
};
static const unsigned char kwp_key[KW_TESTS][32] = {
{ 0x78, 0x65, 0xe2, 0x0f, 0x3c, 0x21, 0x65, 0x9a,
0xb4, 0x69, 0x0b, 0x62, 0x9c, 0xdf, 0x3c, 0xc4 },
{ 0xf5, 0xf8, 0x96, 0xa3, 0xbd, 0x2f, 0x4a, 0x98,
0x23, 0xef, 0x16, 0x2b, 0x00, 0xb8, 0x05, 0xd7,
0xde, 0x1e, 0xa4, 0x66, 0x26, 0x96, 0xa2, 0x58 },
{ 0x95, 0xda, 0x27, 0x00, 0xca, 0x6f, 0xd9, 0xa5,
0x25, 0x54, 0xee, 0x2a, 0x8d, 0xf1, 0x38, 0x6f,
0x5b, 0x94, 0xa1, 0xa6, 0x0e, 0xd8, 0xa4, 0xae,
0xf6, 0x0a, 0x8d, 0x61, 0xab, 0x5f, 0x22, 0x5a }
};
static const unsigned char kwp_msg[KW_TESTS][31] = {
{ 0xbd, 0x68, 0x43, 0xd4, 0x20, 0x37, 0x8d, 0xc8,
0x96 },
{ 0x6c, 0xcd, 0xd5, 0x85, 0x18, 0x40, 0x97, 0xeb,
0xd5, 0xc3, 0xaf, 0x3e, 0x47, 0xd0, 0x2c, 0x19,
0x14, 0x7b, 0x4d, 0x99, 0x5f, 0x96, 0x43, 0x66,
0x91, 0x56, 0x75, 0x8c, 0x13, 0x16, 0x8f },
{ 0xd1 }
};
static const size_t kwp_msg_len[KW_TESTS] = { 9, 31, 1 };
static const unsigned char kwp_res[KW_TESTS][48] = {
{ 0x41, 0xec, 0xa9, 0x56, 0xd4, 0xaa, 0x04, 0x7e,
0xb5, 0xcf, 0x4e, 0xfe, 0x65, 0x96, 0x61, 0xe7,
0x4d, 0xb6, 0xf8, 0xc5, 0x64, 0xe2, 0x35, 0x00 },
{ 0x4e, 0x9b, 0xc2, 0xbc, 0xbc, 0x6c, 0x1e, 0x13,
0xd3, 0x35, 0xbc, 0xc0, 0xf7, 0x73, 0x6a, 0x88,
0xfa, 0x87, 0x53, 0x66, 0x15, 0xbb, 0x8e, 0x63,
0x8b, 0xcc, 0x81, 0x66, 0x84, 0x68, 0x17, 0x90,
0x67, 0xcf, 0xa9, 0x8a, 0x9d, 0x0e, 0x33, 0x26 },
{ 0x06, 0xba, 0x7a, 0xe6, 0xf3, 0x24, 0x8c, 0xfd,
0xcf, 0x26, 0x75, 0x07, 0xfa, 0x00, 0x1b, 0xc4 }
};
static const size_t kwp_out_len[KW_TESTS] = { 24, 40, 16 };
int mbedtls_nist_kw_self_test( int verbose )
{
mbedtls_nist_kw_context ctx;
unsigned char out[48];
size_t olen;
int i;
int ret = 0;
mbedtls_nist_kw_init( &ctx );
for( i = 0; i < KW_TESTS; i++ )
{
if( verbose != 0 )
mbedtls_printf( " KW-AES-%u ", (unsigned int) key_len[i] * 8 );
ret = mbedtls_nist_kw_setkey( &ctx, MBEDTLS_CIPHER_ID_AES,
kw_key[i], key_len[i] * 8, 1 );
if( ret != 0 )
{
if( verbose != 0 )
mbedtls_printf( " KW: setup failed " );
goto end;
}
ret = mbedtls_nist_kw_wrap( &ctx, MBEDTLS_KW_MODE_KW, kw_msg[i],
kw_msg_len[i], out, &olen, sizeof( out ) );
if( ret != 0 || kw_out_len[i] != olen ||
memcmp( out, kw_res[i], kw_out_len[i] ) != 0 )
{
if( verbose != 0 )
mbedtls_printf( "failed. ");
ret = 1;
goto end;
}
if( ( ret = mbedtls_nist_kw_setkey( &ctx, MBEDTLS_CIPHER_ID_AES,
kw_key[i], key_len[i] * 8, 0 ) )
!= 0 )
{
if( verbose != 0 )
mbedtls_printf( " KW: setup failed ");
goto end;
}
ret = mbedtls_nist_kw_unwrap( &ctx, MBEDTLS_KW_MODE_KW,
out, olen, out, &olen, sizeof( out ) );
if( ret != 0 || olen != kw_msg_len[i] ||
memcmp( out, kw_msg[i], kw_msg_len[i] ) != 0 )
{
if( verbose != 0 )
mbedtls_printf( "failed\n" );
ret = 1;
goto end;
}
if( verbose != 0 )
mbedtls_printf( " passed\n" );
}
for( i = 0; i < KW_TESTS; i++ )
{
olen = sizeof( out );
if( verbose != 0 )
mbedtls_printf( " KWP-AES-%u ", (unsigned int) key_len[i] * 8 );
ret = mbedtls_nist_kw_setkey( &ctx, MBEDTLS_CIPHER_ID_AES, kwp_key[i],
key_len[i] * 8, 1 );
if( ret != 0 )
{
if( verbose != 0 )
mbedtls_printf( " KWP: setup failed " );
goto end;
}
ret = mbedtls_nist_kw_wrap( &ctx, MBEDTLS_KW_MODE_KWP, kwp_msg[i],
kwp_msg_len[i], out, &olen, sizeof( out ) );
if( ret != 0 || kwp_out_len[i] != olen ||
memcmp( out, kwp_res[i], kwp_out_len[i] ) != 0 )
{
if( verbose != 0 )
mbedtls_printf( "failed. ");
ret = 1;
goto end;
}
if( ( ret = mbedtls_nist_kw_setkey( &ctx, MBEDTLS_CIPHER_ID_AES,
kwp_key[i], key_len[i] * 8, 0 ) )
!= 0 )
{
if( verbose != 0 )
mbedtls_printf( " KWP: setup failed ");
goto end;
}
ret = mbedtls_nist_kw_unwrap( &ctx, MBEDTLS_KW_MODE_KWP, out,
olen, out, &olen, sizeof( out ) );
if( ret != 0 || olen != kwp_msg_len[i] ||
memcmp( out, kwp_msg[i], kwp_msg_len[i] ) != 0 )
{
if( verbose != 0 )
mbedtls_printf( "failed. ");
ret = 1;
goto end;
}
if( verbose != 0 )
mbedtls_printf( " passed\n" );
}
end:
mbedtls_nist_kw_free( &ctx );
if( verbose != 0 )
mbedtls_printf( "\n" );
return( ret );
}
#endif /* MBEDTLS_SELF_TEST && MBEDTLS_AES_C */
#endif /* MBEDTLS_NIST_KW_C */ #endif /* MBEDTLS_NIST_KW_C */

View file

@ -57,6 +57,7 @@
#include "mbedtls/ecp.h" #include "mbedtls/ecp.h"
#include "mbedtls/ecjpake.h" #include "mbedtls/ecjpake.h"
#include "mbedtls/timing.h" #include "mbedtls/timing.h"
#include "mbedtls/nist_kw.h"
#include <string.h> #include <string.h>
@ -208,6 +209,9 @@ const selftest_t selftests[] =
#if defined(MBEDTLS_CCM_C) && defined(MBEDTLS_AES_C) #if defined(MBEDTLS_CCM_C) && defined(MBEDTLS_AES_C)
{"ccm", mbedtls_ccm_self_test}, {"ccm", mbedtls_ccm_self_test},
#endif #endif
#if defined(MBEDTLS_NIST_KW_C) && defined(MBEDTLS_AES_C)
{"nist_kw", mbedtls_nist_kw_self_test},
#endif
#if defined(MBEDTLS_CMAC_C) #if defined(MBEDTLS_CMAC_C)
{"cmac", mbedtls_cmac_self_test}, {"cmac", mbedtls_cmac_self_test},
#endif #endif