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Add hmac_drbg_selftest()

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Manuel Pégourié-Gonnard 2014-01-31 11:12:09 +01:00
parent 62273b88ab
commit 79afaa0551
4 changed files with 123 additions and 4 deletions
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111
library/hmac_drbg.c
View file

@ -352,9 +352,8 @@ int hmac_drbg_update_seed_file( hmac_drbg_context *ctx, const char *path )
#include <stdio.h>
/*
* Checkup routine
*/
#if !defined(POLARSSL_SHA1_C)
/* Dummy checkup routine */
int hmac_drbg_self_test( int verbose )
{
@ -363,6 +362,112 @@ int hmac_drbg_self_test( int verbose )
return( 0 );
}
#else
#define OUTPUT_LEN 80
/* From a NIST PR=true test vector */
static unsigned char entropy_pr[] = {
0xa0, 0xc9, 0xab, 0x58, 0xf1, 0xe2, 0xe5, 0xa4, 0xde, 0x3e, 0xbd, 0x4f,
0xf7, 0x3e, 0x9c, 0x5b, 0x64, 0xef, 0xd8, 0xca, 0x02, 0x8c, 0xf8, 0x11,
0x48, 0xa5, 0x84, 0xfe, 0x69, 0xab, 0x5a, 0xee, 0x42, 0xaa, 0x4d, 0x42,
0x17, 0x60, 0x99, 0xd4, 0x5e, 0x13, 0x97, 0xdc, 0x40, 0x4d, 0x86, 0xa3,
0x7b, 0xf5, 0x59, 0x54, 0x75, 0x69, 0x51, 0xe4 };
static const unsigned char result_pr[OUTPUT_LEN] = {
0x9a, 0x00, 0xa2, 0xd0, 0x0e, 0xd5, 0x9b, 0xfe, 0x31, 0xec, 0xb1, 0x39,
0x9b, 0x60, 0x81, 0x48, 0xd1, 0x96, 0x9d, 0x25, 0x0d, 0x3c, 0x1e, 0x94,
0x10, 0x10, 0x98, 0x12, 0x93, 0x25, 0xca, 0xb8, 0xfc, 0xcc, 0x2d, 0x54,
0x73, 0x19, 0x70, 0xc0, 0x10, 0x7a, 0xa4, 0x89, 0x25, 0x19, 0x95, 0x5e,
0x4b, 0xc6, 0x00, 0x1d, 0x7f, 0x4e, 0x6a, 0x2b, 0xf8, 0xa3, 0x01, 0xab,
0x46, 0x05, 0x5c, 0x09, 0xa6, 0x71, 0x88, 0xf1, 0xa7, 0x40, 0xee, 0xf3,
0xe1, 0x5c, 0x02, 0x9b, 0x44, 0xaf, 0x03, 0x44 };
/* From a NIST PR=false test vector */
static unsigned char entropy_nopr[] = {
0x79, 0x34, 0x9b, 0xbf, 0x7c, 0xdd, 0xa5, 0x79, 0x95, 0x57, 0x86, 0x66,
0x21, 0xc9, 0x13, 0x83, 0x11, 0x46, 0x73, 0x3a, 0xbf, 0x8c, 0x35, 0xc8,
0xc7, 0x21, 0x5b, 0x5b, 0x96, 0xc4, 0x8e, 0x9b, 0x33, 0x8c, 0x74, 0xe3,
0xe9, 0x9d, 0xfe, 0xdf };
static const unsigned char result_nopr[OUTPUT_LEN] = {
0xc6, 0xa1, 0x6a, 0xb8, 0xd4, 0x20, 0x70, 0x6f, 0x0f, 0x34, 0xab, 0x7f,
0xec, 0x5a, 0xdc, 0xa9, 0xd8, 0xca, 0x3a, 0x13, 0x3e, 0x15, 0x9c, 0xa6,
0xac, 0x43, 0xc6, 0xf8, 0xa2, 0xbe, 0x22, 0x83, 0x4a, 0x4c, 0x0a, 0x0a,
0xff, 0xb1, 0x0d, 0x71, 0x94, 0xf1, 0xc1, 0xa5, 0xcf, 0x73, 0x22, 0xec,
0x1a, 0xe0, 0x96, 0x4e, 0xd4, 0xbf, 0x12, 0x27, 0x46, 0xe0, 0x87, 0xfd,
0xb5, 0xb3, 0xe9, 0x1b, 0x34, 0x93, 0xd5, 0xbb, 0x98, 0xfa, 0xed, 0x49,
0xe8, 0x5f, 0x13, 0x0f, 0xc8, 0xa4, 0x59, 0xb7 };
/* "Entropy" from buffer */
static int test_offset;
static int hmac_drbg_self_test_entropy( void *data,
unsigned char *buf, size_t len )
{
const unsigned char *p = data;
memcpy( buf, p + test_offset, len );
test_offset += len;
return( 0 );
}
#define CHK( c ) if( (c) != 0 ) \
{ \
if( verbose != 0 ) \
printf( "failed\n" ); \
return( 1 ); \
}
/*
* Checkup routine for HMAC_DRBG with SHA-1
*/
int hmac_drbg_self_test( int verbose )
{
hmac_drbg_context ctx;
unsigned char buf[OUTPUT_LEN];
const md_info_t *md_info = md_info_from_type( POLARSSL_MD_SHA1 );
/*
* PR = True
*/
if( verbose != 0 )
printf( " HMAC_DRBG (PR = True) : " );
test_offset = 0;
CHK( hmac_drbg_init( &ctx, md_info,
hmac_drbg_self_test_entropy, entropy_pr,
NULL, 0 ) );
hmac_drbg_set_prediction_resistance( &ctx, POLARSSL_HMAC_DRBG_PR_ON );
CHK( hmac_drbg_random( &ctx, buf, OUTPUT_LEN ) );
CHK( hmac_drbg_random( &ctx, buf, OUTPUT_LEN ) );
CHK( memcmp( buf, result_pr, OUTPUT_LEN ) );
hmac_drbg_free( &ctx );
if( verbose != 0 )
printf( "passed\n" );
/*
* PR = False
*/
if( verbose != 0 )
printf( " HMAC_DRBG (PR = False) : " );
test_offset = 0;
CHK( hmac_drbg_init( &ctx, md_info,
hmac_drbg_self_test_entropy, entropy_nopr,
NULL, 0 ) );
CHK( hmac_drbg_reseed( &ctx, NULL, 0 ) );
CHK( hmac_drbg_random( &ctx, buf, OUTPUT_LEN ) );
CHK( hmac_drbg_random( &ctx, buf, OUTPUT_LEN ) );
CHK( memcmp( buf, result_nopr, OUTPUT_LEN ) );
hmac_drbg_free( &ctx );
if( verbose != 0 )
printf( "passed\n" );
if( verbose != 0 )
printf( "\n" );
return( 0 );
}
#endif /* POLARSSL_SHA1_C */
#endif /* POLARSSL_SELF_TEST */
#endif /* POLARSSL_HMAC_DRBG_C */

8
programs/test/selftest.c
View file

@ -28,6 +28,7 @@
#include <string.h>
#include <stdio.h>
#include "polarssl/hmac_drbg.h"
#include "polarssl/ctr_drbg.h"
#include "polarssl/dhm.h"
#include "polarssl/gcm.h"
@ -140,7 +141,7 @@ int main( int argc, char *argv[] )
return( ret );
#endif
#if defined(POLARSSL_RSA_C) && defined(POLARSSL_BIGNUM_C)
#if defined(POLARSSL_RSA_C)
if( ( ret = rsa_self_test( v ) ) != 0 )
return( ret );
#endif
@ -165,6 +166,11 @@ int main( int argc, char *argv[] )
return( ret );
#endif
#if defined(POLARSSL_HMAC_DRBG_C)
if( ( ret = hmac_drbg_self_test( v ) ) != 0 )
return( ret );
#endif
#if defined(POLARSSL_PBKDF2_C)
if( ( ret = pbkdf2_self_test( v ) ) != 0 )
return( ret );

6
tests/suites/test_suite_hmac_drbg.function
View file

@ -269,3 +269,9 @@ void hmac_drbg_pr( int md_alg,
}
/* END_CASE */
/* BEGIN_CASE depends_on:POLARSSL_SELF_TEST */
void hmac_drbg_selftest( )
{
TEST_ASSERT( hmac_drbg_self_test( 0 ) == 0 );
}
/* END_CASE */

2
tests/suites/test_suite_hmac_drbg.misc.data
View file

@ -78,3 +78,5 @@ HMAC_DRBG from buffer SHA-512
depends_on:POLARSSL_SHA512_C
hmac_drbg_buf:POLARSSL_MD_SHA512
HMAC_DRBG self test
hmac_drbg_selftest: