| Paul Bakker | 0e04d0e | 2011-11-27 14:46:59 +0000 | [diff] [blame^] | 1 | BEGIN_HEADER |
| 2 | #include <polarssl/ctr_drbg.h> |
| 3 | |
| 4 | int test_offset; |
| 5 | int entropy_func( void *p, unsigned char *buf, size_t len ) |
| 6 | { |
| 7 | memcpy( buf, p + test_offset, len ); |
| 8 | test_offset += 32; |
| 9 | return( 0 ); |
| 10 | } |
| 11 | END_HEADER |
| 12 | |
| 13 | BEGIN_DEPENDENCIES |
| 14 | depends_on:POLARSSL_CTR_DRBG_C |
| 15 | END_DEPENDENCIES |
| 16 | |
| 17 | BEGIN_CASE |
| 18 | ctr_drbg_validate_pr:add_init_string:entropy_string:add1_string:add2_string:result_str |
| 19 | { |
| 20 | unsigned char entropy[512]; |
| 21 | unsigned char add_init[512]; |
| 22 | unsigned char add1[512]; |
| 23 | unsigned char add2[512]; |
| 24 | ctr_drbg_context ctx; |
| 25 | unsigned char buf[512]; |
| 26 | unsigned char output_str[512]; |
| 27 | int add_init_len, add1_len, add2_len; |
| 28 | |
| 29 | memset( output_str, 0, 512 ); |
| 30 | |
| 31 | unhexify( entropy, {entropy_string} ); |
| 32 | add_init_len = unhexify( add_init, {add_init_string} ); |
| 33 | add1_len = unhexify( add1, {add1_string} ); |
| 34 | add2_len = unhexify( add2, {add2_string} ); |
| 35 | |
| 36 | test_offset = 0; |
| 37 | TEST_ASSERT( ctr_drbg_init( &ctx, entropy_func, entropy, add_init, add_init_len ) == 0 ); |
| 38 | ctr_drbg_set_prediction_resistance( &ctx, CTR_DRBG_PR_ON ); |
| 39 | |
| 40 | TEST_ASSERT( ctr_drbg_random_with_add( &ctx, buf, 16, add1, add1_len ) == 0 ); |
| 41 | TEST_ASSERT( ctr_drbg_random_with_add( &ctx, buf, 16, add2, add2_len ) == 0 ); |
| 42 | hexify( output_str, buf, 16 ); |
| 43 | TEST_ASSERT( strcmp( (char *) output_str, {result_str} ) == 0 ); |
| 44 | } |
| 45 | END_CASE |
| 46 | |
| 47 | BEGIN_CASE |
| 48 | ctr_drbg_validate_nopr:add_init_string:entropy_string:add1_string:add_reseed_string:add2_string:result_str |
| 49 | { |
| 50 | unsigned char entropy[512]; |
| 51 | unsigned char add_init[512]; |
| 52 | unsigned char add1[512]; |
| 53 | unsigned char add_reseed[512]; |
| 54 | unsigned char add2[512]; |
| 55 | ctr_drbg_context ctx; |
| 56 | unsigned char buf[512]; |
| 57 | unsigned char output_str[512]; |
| 58 | int add_init_len, add1_len, add_reseed_len, add2_len; |
| 59 | |
| 60 | memset( output_str, 0, 512 ); |
| 61 | |
| 62 | unhexify( entropy, {entropy_string} ); |
| 63 | add_init_len = unhexify( add_init, {add_init_string} ); |
| 64 | add1_len = unhexify( add1, {add1_string} ); |
| 65 | add_reseed_len = unhexify( add_reseed, {add_reseed_string} ); |
| 66 | add2_len = unhexify( add2, {add2_string} ); |
| 67 | |
| 68 | test_offset = 0; |
| 69 | TEST_ASSERT( ctr_drbg_init( &ctx, entropy_func, entropy, add_init, add_init_len ) == 0 ); |
| 70 | |
| 71 | TEST_ASSERT( ctr_drbg_random_with_add( &ctx, buf, 16, add1, add1_len ) == 0 ); |
| 72 | TEST_ASSERT( ctr_drbg_reseed( &ctx, add_reseed, add_reseed_len ) == 0 ); |
| 73 | TEST_ASSERT( ctr_drbg_random_with_add( &ctx, buf, 16, add2, add2_len ) == 0 ); |
| 74 | hexify( output_str, buf, 16 ); |
| 75 | TEST_ASSERT( strcmp( (char *) output_str, {result_str} ) == 0 ); |
| 76 | } |
| 77 | END_CASE |