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Add NIST validation tests for HMAC_DRBG nopr

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Manuel Pégourié-Gonnard 2014-01-31 09:54:14 +01:00
parent 4f880a5dc2
commit 24600b7c8a
4 changed files with 1253 additions and 7 deletions
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50
tests/suites/test_suite_hmac_drbg.function
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@ -182,14 +182,50 @@ void hmac_drbg_no_reseed( int md_alg,
add2, add2_len ) == 0 );
hmac_drbg_free( &ctx );
/* Check output is correct */
TEST_ASSERT( memcmp( my_output, output, out_len ) == 0 );
/* Check we didn't write more bytes than needed */
TEST_ASSERT( my_output[out_len + 0] == 0 );
TEST_ASSERT( my_output[out_len + 1] == 0 );
TEST_ASSERT( my_output[out_len + 2] == 0 );
TEST_ASSERT( my_output[out_len + 3] == 0 );
}
/* END_CASE */
/* BEGIN_CASE */
void hmac_drbg_nopr( int md_alg,
char *entropy_hex, char *custom_hex,
char *add1_hex, char *add2_hex, char *add3_hex,
char *output_hex )
{
unsigned char entropy[512];
unsigned char custom[512];
unsigned char add1[512];
unsigned char add2[512];
unsigned char add3[512];
unsigned char output[512];
unsigned char my_output[512];
size_t custom_len, add1_len, add2_len, add3_len, out_len;
entropy_ctx p_entropy;
const md_info_t *md_info;
hmac_drbg_context ctx;
memset( my_output, 0, sizeof my_output );
custom_len = unhexify( custom, custom_hex );
add1_len = unhexify( add1, add1_hex );
add2_len = unhexify( add2, add2_hex );
add3_len = unhexify( add3, add3_hex );
out_len = unhexify( output, output_hex );
p_entropy.len = unhexify( entropy, entropy_hex );
p_entropy.p = entropy;
TEST_ASSERT( ( md_info = md_info_from_type( md_alg ) ) != NULL );
TEST_ASSERT( hmac_drbg_init( &ctx, md_info, entropy_func, &p_entropy,
custom, custom_len ) == 0 );
TEST_ASSERT( hmac_drbg_reseed( &ctx, add1, add1_len ) == 0 );
TEST_ASSERT( hmac_drbg_random_with_add( &ctx, my_output, out_len,
add2, add2_len ) == 0 );
TEST_ASSERT( hmac_drbg_random_with_add( &ctx, my_output, out_len,
add3, add3_len ) == 0 );
hmac_drbg_free( &ctx );
TEST_ASSERT( memcmp( my_output, output, out_len ) == 0 );
}
/* END_CASE */