Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 1 | /* BEGIN_HEADER */ |
Manuel Pégourié-Gonnard | 7f80997 | 2015-03-09 17:05:11 +0000 | [diff] [blame] | 2 | #include "mbedtls/bignum.h" |
Gilles Peskine | 3cb1e29 | 2020-11-25 15:37:20 +0100 | [diff] [blame] | 3 | #include "mbedtls/entropy.h" |
Janos Follath | 64eca05 | 2018-09-05 17:04:49 +0100 | [diff] [blame] | 4 | |
Chris Jones | e64a46f | 2020-12-03 17:44:03 +0000 | [diff] [blame] | 5 | #if MBEDTLS_MPI_MAX_BITS > 792 |
| 6 | #define MPI_MAX_BITS_LARGER_THAN_792 |
Chris Jones | 4592bd8 | 2020-12-03 14:24:33 +0000 | [diff] [blame] | 7 | #endif |
Janos Follath | 64eca05 | 2018-09-05 17:04:49 +0100 | [diff] [blame] | 8 | |
| 9 | typedef struct mbedtls_test_mpi_random |
| 10 | { |
| 11 | data_t *data; |
| 12 | size_t pos; |
| 13 | size_t chunk_len; |
| 14 | } mbedtls_test_mpi_random; |
| 15 | |
| 16 | /* |
| 17 | * This function is called by the Miller-Rabin primality test each time it |
| 18 | * chooses a random witness. The witnesses (or non-witnesses as provided by the |
| 19 | * test) are stored in the data member of the state structure. Each number is in |
| 20 | * the format that mbedtls_mpi_read_string understands and is chunk_len long. |
| 21 | */ |
| 22 | int mbedtls_test_mpi_miller_rabin_determinizer( void* state, |
| 23 | unsigned char* buf, |
| 24 | size_t len ) |
| 25 | { |
| 26 | mbedtls_test_mpi_random *random = (mbedtls_test_mpi_random*) state; |
| 27 | |
| 28 | if( random == NULL || random->data->x == NULL || buf == NULL ) |
| 29 | return( -1 ); |
| 30 | |
| 31 | if( random->pos + random->chunk_len > random->data->len |
| 32 | || random->chunk_len > len ) |
| 33 | { |
| 34 | return( -1 ); |
| 35 | } |
| 36 | |
| 37 | memset( buf, 0, len ); |
| 38 | |
| 39 | /* The witness is written to the end of the buffer, since the buffer is |
| 40 | * used as big endian, unsigned binary data in mbedtls_mpi_read_binary. |
| 41 | * Writing the witness to the start of the buffer would result in the |
| 42 | * buffer being 'witness 000...000', which would be treated as |
| 43 | * witness * 2^n for some n. */ |
| 44 | memcpy( buf + len - random->chunk_len, &random->data->x[random->pos], |
| 45 | random->chunk_len ); |
| 46 | |
| 47 | random->pos += random->chunk_len; |
| 48 | |
| 49 | return( 0 ); |
| 50 | } |
Gilles Peskine | 3cb1e29 | 2020-11-25 15:37:20 +0100 | [diff] [blame] | 51 | |
| 52 | /* Random generator that is told how many bytes to return. */ |
| 53 | static int f_rng_bytes_left( void *state, unsigned char *buf, size_t len ) |
| 54 | { |
| 55 | size_t *bytes_left = state; |
| 56 | size_t i; |
| 57 | for( i = 0; i < len; i++ ) |
| 58 | { |
| 59 | if( *bytes_left == 0 ) |
| 60 | return( MBEDTLS_ERR_ENTROPY_SOURCE_FAILED ); |
| 61 | buf[i] = *bytes_left & 0xff; |
| 62 | --( *bytes_left ); |
| 63 | } |
| 64 | return( 0 ); |
| 65 | } |
| 66 | |
Gilles Peskine | 02ac93a | 2021-03-29 22:02:55 +0200 | [diff] [blame] | 67 | /* Test whether bytes represents (in big-endian base 256) a number B that |
| 68 | * is "significantly" above a power of 2, which is defined as follows. |
| 69 | * Let n be the integer such that 2^n <= B < 2^{n+1}. B is significantly |
| 70 | * above a power of 2 if (B - 2^n) / 2^n is not negligible. "Negligible" |
| 71 | * is defined as having a negligible chance that if you draw an integer |
| 72 | * in the range [1, B-1] K times, the number will always be less than 2^n, |
| 73 | * where K is the iteration count passed to genkey_sw_many. |
| 74 | */ |
| 75 | static int is_significantly_above_a_power_of_2( data_t *bytes ) |
| 76 | { |
| 77 | const uint8_t *p = bytes->x; |
| 78 | size_t len = bytes->len; |
| 79 | unsigned x; |
| 80 | while( len > 0 && p[0] == 0 ) |
| 81 | { |
| 82 | ++p; |
| 83 | --len; |
| 84 | } |
| 85 | if( len == 0 ) |
| 86 | return( 0 ); |
| 87 | else if( len == 1 ) |
| 88 | x = p[0]; |
| 89 | else |
| 90 | x = ( p[0] << 8 ) | p[1]; |
| 91 | |
| 92 | if( x <= 4 ) |
| 93 | return( 0 ); |
| 94 | |
| 95 | while( ( x & 0x8000 ) == 0 ) |
| 96 | x <<= 1; |
| 97 | x &= 0x7fff; |
| 98 | return( x >= 0x1000 ); |
| 99 | } |
| 100 | |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 101 | /* END_HEADER */ |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 102 | |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 103 | /* BEGIN_DEPENDENCIES |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 104 | * depends_on:MBEDTLS_BIGNUM_C |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 105 | * END_DEPENDENCIES |
| 106 | */ |
Paul Bakker | 5690efc | 2011-05-26 13:16:06 +0000 | [diff] [blame] | 107 | |
Hanno Becker | b48e1aa | 2018-12-18 23:25:01 +0000 | [diff] [blame] | 108 | /* BEGIN_CASE */ |
| 109 | void mpi_valid_param( ) |
| 110 | { |
| 111 | TEST_VALID_PARAM( mbedtls_mpi_free( NULL ) ); |
| 112 | } |
| 113 | /* END_CASE */ |
| 114 | |
Hanno Becker | afb607b | 2018-12-11 14:27:08 +0000 | [diff] [blame] | 115 | /* BEGIN_CASE depends_on:MBEDTLS_CHECK_PARAMS:!MBEDTLS_PARAM_FAILED_ALT */ |
| 116 | void mpi_invalid_param( ) |
| 117 | { |
| 118 | mbedtls_mpi X; |
| 119 | const char *s_in = "00101000101010"; |
| 120 | char s_out[16] = { 0 }; |
| 121 | unsigned char u_out[16] = { 0 }; |
| 122 | unsigned char u_in[16] = { 0 }; |
| 123 | size_t olen; |
| 124 | mbedtls_mpi_uint mpi_uint; |
| 125 | |
| 126 | TEST_INVALID_PARAM( mbedtls_mpi_init( NULL ) ); |
Hanno Becker | e118504 | 2018-12-13 14:31:46 +0000 | [diff] [blame] | 127 | |
Hanno Becker | afb607b | 2018-12-11 14:27:08 +0000 | [diff] [blame] | 128 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 129 | mbedtls_mpi_grow( NULL, 42 ) ); |
| 130 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 131 | mbedtls_mpi_copy( NULL, &X ) ); |
| 132 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 133 | mbedtls_mpi_copy( &X, NULL ) ); |
Hanno Becker | e118504 | 2018-12-13 14:31:46 +0000 | [diff] [blame] | 134 | |
Hanno Becker | afb607b | 2018-12-11 14:27:08 +0000 | [diff] [blame] | 135 | TEST_INVALID_PARAM( mbedtls_mpi_swap( NULL, &X ) ); |
| 136 | TEST_INVALID_PARAM( mbedtls_mpi_swap( &X, NULL ) ); |
Hanno Becker | e118504 | 2018-12-13 14:31:46 +0000 | [diff] [blame] | 137 | |
Hanno Becker | afb607b | 2018-12-11 14:27:08 +0000 | [diff] [blame] | 138 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 139 | mbedtls_mpi_safe_cond_assign( NULL, &X, 0 ) ); |
| 140 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 141 | mbedtls_mpi_safe_cond_assign( &X, NULL, 0 ) ); |
Hanno Becker | e118504 | 2018-12-13 14:31:46 +0000 | [diff] [blame] | 142 | |
Hanno Becker | afb607b | 2018-12-11 14:27:08 +0000 | [diff] [blame] | 143 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 144 | mbedtls_mpi_safe_cond_swap( NULL, &X, 0 ) ); |
| 145 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 146 | mbedtls_mpi_safe_cond_swap( &X, NULL, 0 ) ); |
Hanno Becker | e118504 | 2018-12-13 14:31:46 +0000 | [diff] [blame] | 147 | |
Hanno Becker | afb607b | 2018-12-11 14:27:08 +0000 | [diff] [blame] | 148 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 149 | mbedtls_mpi_lset( NULL, 42 ) ); |
Hanno Becker | e118504 | 2018-12-13 14:31:46 +0000 | [diff] [blame] | 150 | |
Hanno Becker | afb607b | 2018-12-11 14:27:08 +0000 | [diff] [blame] | 151 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 152 | mbedtls_mpi_get_bit( NULL, 42 ) ); |
| 153 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 154 | mbedtls_mpi_set_bit( NULL, 42, 0 ) ); |
Hanno Becker | e118504 | 2018-12-13 14:31:46 +0000 | [diff] [blame] | 155 | |
Hanno Becker | afb607b | 2018-12-11 14:27:08 +0000 | [diff] [blame] | 156 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 157 | mbedtls_mpi_read_string( NULL, 2, s_in ) ); |
| 158 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 159 | mbedtls_mpi_read_string( &X, 2, NULL ) ); |
Hanno Becker | e118504 | 2018-12-13 14:31:46 +0000 | [diff] [blame] | 160 | |
Hanno Becker | afb607b | 2018-12-11 14:27:08 +0000 | [diff] [blame] | 161 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 162 | mbedtls_mpi_write_string( NULL, 2, |
| 163 | s_out, sizeof( s_out ), |
| 164 | &olen ) ); |
| 165 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 166 | mbedtls_mpi_write_string( &X, 2, |
| 167 | NULL, sizeof( s_out ), |
| 168 | &olen ) ); |
| 169 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 170 | mbedtls_mpi_write_string( &X, 2, |
| 171 | s_out, sizeof( s_out ), |
| 172 | NULL ) ); |
Hanno Becker | e118504 | 2018-12-13 14:31:46 +0000 | [diff] [blame] | 173 | |
Hanno Becker | afb607b | 2018-12-11 14:27:08 +0000 | [diff] [blame] | 174 | #if defined(MBEDTLS_FS_IO) |
| 175 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 176 | mbedtls_mpi_read_file( NULL, 2, stdin ) ); |
| 177 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 178 | mbedtls_mpi_read_file( &X, 2, NULL ) ); |
Hanno Becker | e118504 | 2018-12-13 14:31:46 +0000 | [diff] [blame] | 179 | |
Hanno Becker | afb607b | 2018-12-11 14:27:08 +0000 | [diff] [blame] | 180 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 181 | mbedtls_mpi_write_file( "", NULL, 2, NULL ) ); |
| 182 | #endif /* MBEDTLS_FS_IO */ |
| 183 | |
| 184 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 185 | mbedtls_mpi_read_binary( NULL, u_in, |
| 186 | sizeof( u_in ) ) ); |
| 187 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 188 | mbedtls_mpi_read_binary( &X, NULL, |
| 189 | sizeof( u_in ) ) ); |
Hanno Becker | e118504 | 2018-12-13 14:31:46 +0000 | [diff] [blame] | 190 | |
Hanno Becker | afb607b | 2018-12-11 14:27:08 +0000 | [diff] [blame] | 191 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 192 | mbedtls_mpi_write_binary( NULL, u_out, |
| 193 | sizeof( u_out ) ) ); |
| 194 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 195 | mbedtls_mpi_write_binary( &X, NULL, |
| 196 | sizeof( u_out ) ) ); |
Hanno Becker | e118504 | 2018-12-13 14:31:46 +0000 | [diff] [blame] | 197 | |
Hanno Becker | afb607b | 2018-12-11 14:27:08 +0000 | [diff] [blame] | 198 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 199 | mbedtls_mpi_shift_l( NULL, 42 ) ); |
| 200 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 201 | mbedtls_mpi_shift_r( NULL, 42 ) ); |
Hanno Becker | e118504 | 2018-12-13 14:31:46 +0000 | [diff] [blame] | 202 | |
Hanno Becker | afb607b | 2018-12-11 14:27:08 +0000 | [diff] [blame] | 203 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 204 | mbedtls_mpi_cmp_abs( NULL, &X ) ); |
| 205 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 206 | mbedtls_mpi_cmp_abs( &X, NULL ) ); |
Hanno Becker | e118504 | 2018-12-13 14:31:46 +0000 | [diff] [blame] | 207 | |
Hanno Becker | afb607b | 2018-12-11 14:27:08 +0000 | [diff] [blame] | 208 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 209 | mbedtls_mpi_cmp_mpi( NULL, &X ) ); |
| 210 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 211 | mbedtls_mpi_cmp_mpi( &X, NULL ) ); |
Hanno Becker | e118504 | 2018-12-13 14:31:46 +0000 | [diff] [blame] | 212 | |
Hanno Becker | afb607b | 2018-12-11 14:27:08 +0000 | [diff] [blame] | 213 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 214 | mbedtls_mpi_cmp_int( NULL, 42 ) ); |
Hanno Becker | e118504 | 2018-12-13 14:31:46 +0000 | [diff] [blame] | 215 | |
Hanno Becker | afb607b | 2018-12-11 14:27:08 +0000 | [diff] [blame] | 216 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 217 | mbedtls_mpi_add_abs( NULL, &X, &X ) ); |
| 218 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 219 | mbedtls_mpi_add_abs( &X, NULL, &X ) ); |
| 220 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 221 | mbedtls_mpi_add_abs( &X, &X, NULL ) ); |
Hanno Becker | e118504 | 2018-12-13 14:31:46 +0000 | [diff] [blame] | 222 | |
Hanno Becker | afb607b | 2018-12-11 14:27:08 +0000 | [diff] [blame] | 223 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 224 | mbedtls_mpi_sub_abs( NULL, &X, &X ) ); |
| 225 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 226 | mbedtls_mpi_sub_abs( &X, NULL, &X ) ); |
| 227 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 228 | mbedtls_mpi_sub_abs( &X, &X, NULL ) ); |
Hanno Becker | e118504 | 2018-12-13 14:31:46 +0000 | [diff] [blame] | 229 | |
Hanno Becker | afb607b | 2018-12-11 14:27:08 +0000 | [diff] [blame] | 230 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 231 | mbedtls_mpi_add_mpi( NULL, &X, &X ) ); |
| 232 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 233 | mbedtls_mpi_add_mpi( &X, NULL, &X ) ); |
| 234 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 235 | mbedtls_mpi_add_mpi( &X, &X, NULL ) ); |
Hanno Becker | e118504 | 2018-12-13 14:31:46 +0000 | [diff] [blame] | 236 | |
Hanno Becker | afb607b | 2018-12-11 14:27:08 +0000 | [diff] [blame] | 237 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 238 | mbedtls_mpi_sub_mpi( NULL, &X, &X ) ); |
| 239 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 240 | mbedtls_mpi_sub_mpi( &X, NULL, &X ) ); |
| 241 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 242 | mbedtls_mpi_sub_mpi( &X, &X, NULL ) ); |
Hanno Becker | e118504 | 2018-12-13 14:31:46 +0000 | [diff] [blame] | 243 | |
Hanno Becker | afb607b | 2018-12-11 14:27:08 +0000 | [diff] [blame] | 244 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 245 | mbedtls_mpi_add_int( NULL, &X, 42 ) ); |
| 246 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 247 | mbedtls_mpi_add_int( &X, NULL, 42 ) ); |
Hanno Becker | e118504 | 2018-12-13 14:31:46 +0000 | [diff] [blame] | 248 | |
Hanno Becker | afb607b | 2018-12-11 14:27:08 +0000 | [diff] [blame] | 249 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 250 | mbedtls_mpi_sub_int( NULL, &X, 42 ) ); |
| 251 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 252 | mbedtls_mpi_sub_int( &X, NULL, 42 ) ); |
Hanno Becker | e118504 | 2018-12-13 14:31:46 +0000 | [diff] [blame] | 253 | |
Hanno Becker | afb607b | 2018-12-11 14:27:08 +0000 | [diff] [blame] | 254 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 255 | mbedtls_mpi_mul_mpi( NULL, &X, &X ) ); |
| 256 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 257 | mbedtls_mpi_mul_mpi( &X, NULL, &X ) ); |
| 258 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 259 | mbedtls_mpi_mul_mpi( &X, &X, NULL ) ); |
Hanno Becker | e118504 | 2018-12-13 14:31:46 +0000 | [diff] [blame] | 260 | |
Hanno Becker | afb607b | 2018-12-11 14:27:08 +0000 | [diff] [blame] | 261 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 262 | mbedtls_mpi_mul_int( NULL, &X, 42 ) ); |
| 263 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 264 | mbedtls_mpi_mul_int( &X, NULL, 42 ) ); |
Hanno Becker | e118504 | 2018-12-13 14:31:46 +0000 | [diff] [blame] | 265 | |
Hanno Becker | afb607b | 2018-12-11 14:27:08 +0000 | [diff] [blame] | 266 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 267 | mbedtls_mpi_div_mpi( &X, &X, NULL, &X ) ); |
| 268 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 269 | mbedtls_mpi_div_mpi( &X, &X, &X, NULL ) ); |
Hanno Becker | e118504 | 2018-12-13 14:31:46 +0000 | [diff] [blame] | 270 | |
Hanno Becker | afb607b | 2018-12-11 14:27:08 +0000 | [diff] [blame] | 271 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 272 | mbedtls_mpi_div_int( &X, &X, NULL, 42 ) ); |
Hanno Becker | e118504 | 2018-12-13 14:31:46 +0000 | [diff] [blame] | 273 | |
Hanno Becker | f25ee7f | 2018-12-19 16:51:02 +0000 | [diff] [blame] | 274 | TEST_INVALID_PARAM_RET( 0, mbedtls_mpi_lsb( NULL ) ); |
| 275 | |
Hanno Becker | afb607b | 2018-12-11 14:27:08 +0000 | [diff] [blame] | 276 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 277 | mbedtls_mpi_mod_mpi( NULL, &X, &X ) ); |
| 278 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 279 | mbedtls_mpi_mod_mpi( &X, NULL, &X ) ); |
| 280 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 281 | mbedtls_mpi_mod_mpi( &X, &X, NULL ) ); |
Hanno Becker | e118504 | 2018-12-13 14:31:46 +0000 | [diff] [blame] | 282 | |
Hanno Becker | afb607b | 2018-12-11 14:27:08 +0000 | [diff] [blame] | 283 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 284 | mbedtls_mpi_mod_int( NULL, &X, 42 ) ); |
| 285 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 286 | mbedtls_mpi_mod_int( &mpi_uint, NULL, 42 ) ); |
Hanno Becker | e118504 | 2018-12-13 14:31:46 +0000 | [diff] [blame] | 287 | |
Hanno Becker | afb607b | 2018-12-11 14:27:08 +0000 | [diff] [blame] | 288 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 289 | mbedtls_mpi_exp_mod( NULL, &X, &X, &X, NULL ) ); |
| 290 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 291 | mbedtls_mpi_exp_mod( &X, NULL, &X, &X, NULL ) ); |
| 292 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 293 | mbedtls_mpi_exp_mod( &X, &X, NULL, &X, NULL ) ); |
| 294 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 295 | mbedtls_mpi_exp_mod( &X, &X, &X, NULL, NULL ) ); |
Hanno Becker | e118504 | 2018-12-13 14:31:46 +0000 | [diff] [blame] | 296 | |
Hanno Becker | afb607b | 2018-12-11 14:27:08 +0000 | [diff] [blame] | 297 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
Ronald Cron | 6c5bd7f | 2020-06-10 14:08:26 +0200 | [diff] [blame] | 298 | mbedtls_mpi_fill_random( NULL, 42, |
| 299 | mbedtls_test_rnd_std_rand, |
Hanno Becker | afb607b | 2018-12-11 14:27:08 +0000 | [diff] [blame] | 300 | NULL ) ); |
| 301 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 302 | mbedtls_mpi_fill_random( &X, 42, NULL, NULL ) ); |
Hanno Becker | e118504 | 2018-12-13 14:31:46 +0000 | [diff] [blame] | 303 | |
Hanno Becker | afb607b | 2018-12-11 14:27:08 +0000 | [diff] [blame] | 304 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 305 | mbedtls_mpi_gcd( NULL, &X, &X ) ); |
| 306 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 307 | mbedtls_mpi_gcd( &X, NULL, &X ) ); |
| 308 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 309 | mbedtls_mpi_gcd( &X, &X, NULL ) ); |
Hanno Becker | e118504 | 2018-12-13 14:31:46 +0000 | [diff] [blame] | 310 | |
Hanno Becker | afb607b | 2018-12-11 14:27:08 +0000 | [diff] [blame] | 311 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 312 | mbedtls_mpi_inv_mod( NULL, &X, &X ) ); |
| 313 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
| 314 | mbedtls_mpi_inv_mod( &X, NULL, &X ) ); |
| 315 | TEST_INVALID_PARAM_RET( MBEDTLS_ERR_MPI_BAD_INPUT_DATA, |
Hanno Becker | e118504 | 2018-12-13 14:31:46 +0000 | [diff] [blame] | 316 | mbedtls_mpi_inv_mod( &X, &X, NULL ) ); |
Hanno Becker | afb607b | 2018-12-11 14:27:08 +0000 | [diff] [blame] | 317 | |
| 318 | exit: |
| 319 | return; |
Hanno Becker | afb607b | 2018-12-11 14:27:08 +0000 | [diff] [blame] | 320 | } |
| 321 | /* END_CASE */ |
| 322 | |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 323 | /* BEGIN_CASE */ |
Azim Khan | f1aaec9 | 2017-05-30 14:23:15 +0100 | [diff] [blame] | 324 | void mpi_null( ) |
Manuel Pégourié-Gonnard | 770b5e1 | 2015-04-29 17:02:01 +0200 | [diff] [blame] | 325 | { |
Manuel Pégourié-Gonnard | da61ed3 | 2015-04-30 10:28:51 +0200 | [diff] [blame] | 326 | mbedtls_mpi X, Y, Z; |
Manuel Pégourié-Gonnard | 770b5e1 | 2015-04-29 17:02:01 +0200 | [diff] [blame] | 327 | |
Manuel Pégourié-Gonnard | da61ed3 | 2015-04-30 10:28:51 +0200 | [diff] [blame] | 328 | mbedtls_mpi_init( &X ); |
| 329 | mbedtls_mpi_init( &Y ); |
| 330 | mbedtls_mpi_init( &Z ); |
Manuel Pégourié-Gonnard | 770b5e1 | 2015-04-29 17:02:01 +0200 | [diff] [blame] | 331 | |
Manuel Pégourié-Gonnard | da61ed3 | 2015-04-30 10:28:51 +0200 | [diff] [blame] | 332 | TEST_ASSERT( mbedtls_mpi_get_bit( &X, 42 ) == 0 ); |
| 333 | TEST_ASSERT( mbedtls_mpi_lsb( &X ) == 0 ); |
Manuel Pégourié-Gonnard | c0696c2 | 2015-06-18 16:47:17 +0200 | [diff] [blame] | 334 | TEST_ASSERT( mbedtls_mpi_bitlen( &X ) == 0 ); |
Manuel Pégourié-Gonnard | da61ed3 | 2015-04-30 10:28:51 +0200 | [diff] [blame] | 335 | TEST_ASSERT( mbedtls_mpi_size( &X ) == 0 ); |
Manuel Pégourié-Gonnard | 770b5e1 | 2015-04-29 17:02:01 +0200 | [diff] [blame] | 336 | |
| 337 | exit: |
Manuel Pégourié-Gonnard | da61ed3 | 2015-04-30 10:28:51 +0200 | [diff] [blame] | 338 | mbedtls_mpi_free( &X ); |
Manuel Pégourié-Gonnard | 770b5e1 | 2015-04-29 17:02:01 +0200 | [diff] [blame] | 339 | } |
| 340 | /* END_CASE */ |
| 341 | |
| 342 | /* BEGIN_CASE */ |
Azim Khan | f1aaec9 | 2017-05-30 14:23:15 +0100 | [diff] [blame] | 343 | void mpi_read_write_string( int radix_X, char * input_X, int radix_A, |
| 344 | char * input_A, int output_size, int result_read, |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 345 | int result_write ) |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 346 | { |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 347 | mbedtls_mpi X; |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 348 | char str[1000]; |
Manuel Pégourié-Gonnard | f79b425 | 2015-06-02 15:41:48 +0100 | [diff] [blame] | 349 | size_t len; |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 350 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 351 | mbedtls_mpi_init( &X ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 352 | |
Janos Follath | 04dadb7 | 2019-03-06 12:29:37 +0000 | [diff] [blame] | 353 | memset( str, '!', sizeof( str ) ); |
| 354 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 355 | TEST_ASSERT( mbedtls_mpi_read_string( &X, radix_X, input_X ) == result_read ); |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 356 | if( result_read == 0 ) |
Paul Bakker | ba48cb2 | 2009-07-12 11:01:32 +0000 | [diff] [blame] | 357 | { |
Manuel Pégourié-Gonnard | f79b425 | 2015-06-02 15:41:48 +0100 | [diff] [blame] | 358 | TEST_ASSERT( mbedtls_mpi_write_string( &X, radix_A, str, output_size, &len ) == result_write ); |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 359 | if( result_write == 0 ) |
Paul Bakker | ba48cb2 | 2009-07-12 11:01:32 +0000 | [diff] [blame] | 360 | { |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 361 | TEST_ASSERT( strcasecmp( str, input_A ) == 0 ); |
Janos Follath | 04dadb7 | 2019-03-06 12:29:37 +0000 | [diff] [blame] | 362 | TEST_ASSERT( str[len] == '!' ); |
Paul Bakker | ba48cb2 | 2009-07-12 11:01:32 +0000 | [diff] [blame] | 363 | } |
| 364 | } |
Paul Bakker | 6c591fa | 2011-05-05 11:49:20 +0000 | [diff] [blame] | 365 | |
Paul Bakker | bd51b26 | 2014-07-10 15:26:12 +0200 | [diff] [blame] | 366 | exit: |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 367 | mbedtls_mpi_free( &X ); |
Paul Bakker | e896fea | 2009-07-06 06:40:23 +0000 | [diff] [blame] | 368 | } |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 369 | /* END_CASE */ |
Paul Bakker | e896fea | 2009-07-06 06:40:23 +0000 | [diff] [blame] | 370 | |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 371 | /* BEGIN_CASE */ |
Azim Khan | 5fcca46 | 2018-06-29 11:05:32 +0100 | [diff] [blame] | 372 | void mbedtls_mpi_read_binary( data_t * buf, int radix_A, char * input_A ) |
Paul Bakker | e896fea | 2009-07-06 06:40:23 +0000 | [diff] [blame] | 373 | { |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 374 | mbedtls_mpi X; |
Janos Follath | e5670f2 | 2019-02-25 16:11:58 +0000 | [diff] [blame] | 375 | char str[1000]; |
Manuel Pégourié-Gonnard | f79b425 | 2015-06-02 15:41:48 +0100 | [diff] [blame] | 376 | size_t len; |
Paul Bakker | e896fea | 2009-07-06 06:40:23 +0000 | [diff] [blame] | 377 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 378 | mbedtls_mpi_init( &X ); |
Paul Bakker | e896fea | 2009-07-06 06:40:23 +0000 | [diff] [blame] | 379 | |
Paul Bakker | e896fea | 2009-07-06 06:40:23 +0000 | [diff] [blame] | 380 | |
Azim Khan | d30ca13 | 2017-06-09 04:32:58 +0100 | [diff] [blame] | 381 | TEST_ASSERT( mbedtls_mpi_read_binary( &X, buf->x, buf->len ) == 0 ); |
Janos Follath | e5670f2 | 2019-02-25 16:11:58 +0000 | [diff] [blame] | 382 | TEST_ASSERT( mbedtls_mpi_write_string( &X, radix_A, str, sizeof( str ), &len ) == 0 ); |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 383 | TEST_ASSERT( strcmp( (char *) str, input_A ) == 0 ); |
Paul Bakker | 6c591fa | 2011-05-05 11:49:20 +0000 | [diff] [blame] | 384 | |
Paul Bakker | bd51b26 | 2014-07-10 15:26:12 +0200 | [diff] [blame] | 385 | exit: |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 386 | mbedtls_mpi_free( &X ); |
Paul Bakker | e896fea | 2009-07-06 06:40:23 +0000 | [diff] [blame] | 387 | } |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 388 | /* END_CASE */ |
Paul Bakker | e896fea | 2009-07-06 06:40:23 +0000 | [diff] [blame] | 389 | |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 390 | /* BEGIN_CASE */ |
Janos Follath | a778a94 | 2019-02-13 10:28:28 +0000 | [diff] [blame] | 391 | void mbedtls_mpi_read_binary_le( data_t * buf, int radix_A, char * input_A ) |
| 392 | { |
| 393 | mbedtls_mpi X; |
Janos Follath | e5670f2 | 2019-02-25 16:11:58 +0000 | [diff] [blame] | 394 | char str[1000]; |
Janos Follath | a778a94 | 2019-02-13 10:28:28 +0000 | [diff] [blame] | 395 | size_t len; |
| 396 | |
| 397 | mbedtls_mpi_init( &X ); |
| 398 | |
| 399 | |
| 400 | TEST_ASSERT( mbedtls_mpi_read_binary_le( &X, buf->x, buf->len ) == 0 ); |
Janos Follath | e5670f2 | 2019-02-25 16:11:58 +0000 | [diff] [blame] | 401 | TEST_ASSERT( mbedtls_mpi_write_string( &X, radix_A, str, sizeof( str ), &len ) == 0 ); |
Janos Follath | a778a94 | 2019-02-13 10:28:28 +0000 | [diff] [blame] | 402 | TEST_ASSERT( strcmp( (char *) str, input_A ) == 0 ); |
| 403 | |
| 404 | exit: |
| 405 | mbedtls_mpi_free( &X ); |
| 406 | } |
| 407 | /* END_CASE */ |
| 408 | |
| 409 | /* BEGIN_CASE */ |
Azim Khan | d30ca13 | 2017-06-09 04:32:58 +0100 | [diff] [blame] | 410 | void mbedtls_mpi_write_binary( int radix_X, char * input_X, |
Azim Khan | 5fcca46 | 2018-06-29 11:05:32 +0100 | [diff] [blame] | 411 | data_t * input_A, int output_size, |
Azim Khan | f1aaec9 | 2017-05-30 14:23:15 +0100 | [diff] [blame] | 412 | int result ) |
Paul Bakker | e896fea | 2009-07-06 06:40:23 +0000 | [diff] [blame] | 413 | { |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 414 | mbedtls_mpi X; |
Paul Bakker | e896fea | 2009-07-06 06:40:23 +0000 | [diff] [blame] | 415 | unsigned char buf[1000]; |
Paul Bakker | f4a3f30 | 2011-04-24 15:53:29 +0000 | [diff] [blame] | 416 | size_t buflen; |
Paul Bakker | e896fea | 2009-07-06 06:40:23 +0000 | [diff] [blame] | 417 | |
| 418 | memset( buf, 0x00, 1000 ); |
Paul Bakker | e896fea | 2009-07-06 06:40:23 +0000 | [diff] [blame] | 419 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 420 | mbedtls_mpi_init( &X ); |
Paul Bakker | e896fea | 2009-07-06 06:40:23 +0000 | [diff] [blame] | 421 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 422 | TEST_ASSERT( mbedtls_mpi_read_string( &X, radix_X, input_X ) == 0 ); |
Manuel Pégourié-Gonnard | e670f90 | 2015-10-30 09:23:19 +0100 | [diff] [blame] | 423 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 424 | buflen = mbedtls_mpi_size( &X ); |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 425 | if( buflen > (size_t) output_size ) |
| 426 | buflen = (size_t) output_size; |
Paul Bakker | e896fea | 2009-07-06 06:40:23 +0000 | [diff] [blame] | 427 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 428 | TEST_ASSERT( mbedtls_mpi_write_binary( &X, buf, buflen ) == result ); |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 429 | if( result == 0) |
Paul Bakker | ba48cb2 | 2009-07-12 11:01:32 +0000 | [diff] [blame] | 430 | { |
Paul Bakker | e896fea | 2009-07-06 06:40:23 +0000 | [diff] [blame] | 431 | |
Ronald Cron | 2dbba99 | 2020-06-10 11:42:32 +0200 | [diff] [blame] | 432 | TEST_ASSERT( mbedtls_test_hexcmp( buf, input_A->x, |
| 433 | buflen, input_A->len ) == 0 ); |
Paul Bakker | ba48cb2 | 2009-07-12 11:01:32 +0000 | [diff] [blame] | 434 | } |
Paul Bakker | 6c591fa | 2011-05-05 11:49:20 +0000 | [diff] [blame] | 435 | |
Paul Bakker | bd51b26 | 2014-07-10 15:26:12 +0200 | [diff] [blame] | 436 | exit: |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 437 | mbedtls_mpi_free( &X ); |
Paul Bakker | e896fea | 2009-07-06 06:40:23 +0000 | [diff] [blame] | 438 | } |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 439 | /* END_CASE */ |
Paul Bakker | e896fea | 2009-07-06 06:40:23 +0000 | [diff] [blame] | 440 | |
Janos Follath | e344d0f | 2019-02-19 16:17:40 +0000 | [diff] [blame] | 441 | /* BEGIN_CASE */ |
| 442 | void mbedtls_mpi_write_binary_le( int radix_X, char * input_X, |
| 443 | data_t * input_A, int output_size, |
| 444 | int result ) |
| 445 | { |
| 446 | mbedtls_mpi X; |
| 447 | unsigned char buf[1000]; |
| 448 | size_t buflen; |
| 449 | |
| 450 | memset( buf, 0x00, 1000 ); |
| 451 | |
| 452 | mbedtls_mpi_init( &X ); |
| 453 | |
| 454 | TEST_ASSERT( mbedtls_mpi_read_string( &X, radix_X, input_X ) == 0 ); |
| 455 | |
| 456 | buflen = mbedtls_mpi_size( &X ); |
| 457 | if( buflen > (size_t) output_size ) |
| 458 | buflen = (size_t) output_size; |
| 459 | |
| 460 | TEST_ASSERT( mbedtls_mpi_write_binary_le( &X, buf, buflen ) == result ); |
| 461 | if( result == 0) |
| 462 | { |
| 463 | |
Ronald Cron | 2dbba99 | 2020-06-10 11:42:32 +0200 | [diff] [blame] | 464 | TEST_ASSERT( mbedtls_test_hexcmp( buf, input_A->x, |
| 465 | buflen, input_A->len ) == 0 ); |
Janos Follath | e344d0f | 2019-02-19 16:17:40 +0000 | [diff] [blame] | 466 | } |
| 467 | |
| 468 | exit: |
| 469 | mbedtls_mpi_free( &X ); |
| 470 | } |
| 471 | /* END_CASE */ |
| 472 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 473 | /* BEGIN_CASE depends_on:MBEDTLS_FS_IO */ |
Azim Khan | d30ca13 | 2017-06-09 04:32:58 +0100 | [diff] [blame] | 474 | void mbedtls_mpi_read_file( int radix_X, char * input_file, |
Azim Khan | 5fcca46 | 2018-06-29 11:05:32 +0100 | [diff] [blame] | 475 | data_t * input_A, int result ) |
Paul Bakker | e896fea | 2009-07-06 06:40:23 +0000 | [diff] [blame] | 476 | { |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 477 | mbedtls_mpi X; |
Paul Bakker | e896fea | 2009-07-06 06:40:23 +0000 | [diff] [blame] | 478 | unsigned char buf[1000]; |
Paul Bakker | f4a3f30 | 2011-04-24 15:53:29 +0000 | [diff] [blame] | 479 | size_t buflen; |
Paul Bakker | 69998dd | 2009-07-11 19:15:20 +0000 | [diff] [blame] | 480 | FILE *file; |
Manuel Pégourié-Gonnard | e43187d | 2015-02-14 16:01:34 +0000 | [diff] [blame] | 481 | int ret; |
Paul Bakker | e896fea | 2009-07-06 06:40:23 +0000 | [diff] [blame] | 482 | |
| 483 | memset( buf, 0x00, 1000 ); |
Paul Bakker | e896fea | 2009-07-06 06:40:23 +0000 | [diff] [blame] | 484 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 485 | mbedtls_mpi_init( &X ); |
Paul Bakker | e896fea | 2009-07-06 06:40:23 +0000 | [diff] [blame] | 486 | |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 487 | file = fopen( input_file, "r" ); |
Paul Bakker | 8a0c0a9 | 2014-04-17 16:08:20 +0200 | [diff] [blame] | 488 | TEST_ASSERT( file != NULL ); |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 489 | ret = mbedtls_mpi_read_file( &X, radix_X, file ); |
Paul Bakker | e896fea | 2009-07-06 06:40:23 +0000 | [diff] [blame] | 490 | fclose(file); |
Manuel Pégourié-Gonnard | e43187d | 2015-02-14 16:01:34 +0000 | [diff] [blame] | 491 | TEST_ASSERT( ret == result ); |
Paul Bakker | e896fea | 2009-07-06 06:40:23 +0000 | [diff] [blame] | 492 | |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 493 | if( result == 0 ) |
Paul Bakker | ba48cb2 | 2009-07-12 11:01:32 +0000 | [diff] [blame] | 494 | { |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 495 | buflen = mbedtls_mpi_size( &X ); |
| 496 | TEST_ASSERT( mbedtls_mpi_write_binary( &X, buf, buflen ) == 0 ); |
Paul Bakker | e896fea | 2009-07-06 06:40:23 +0000 | [diff] [blame] | 497 | |
Paul Bakker | e896fea | 2009-07-06 06:40:23 +0000 | [diff] [blame] | 498 | |
Ronald Cron | 2dbba99 | 2020-06-10 11:42:32 +0200 | [diff] [blame] | 499 | TEST_ASSERT( mbedtls_test_hexcmp( buf, input_A->x, |
| 500 | buflen, input_A->len ) == 0 ); |
Paul Bakker | ba48cb2 | 2009-07-12 11:01:32 +0000 | [diff] [blame] | 501 | } |
Paul Bakker | 6c591fa | 2011-05-05 11:49:20 +0000 | [diff] [blame] | 502 | |
Paul Bakker | bd51b26 | 2014-07-10 15:26:12 +0200 | [diff] [blame] | 503 | exit: |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 504 | mbedtls_mpi_free( &X ); |
Paul Bakker | e896fea | 2009-07-06 06:40:23 +0000 | [diff] [blame] | 505 | } |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 506 | /* END_CASE */ |
Paul Bakker | e896fea | 2009-07-06 06:40:23 +0000 | [diff] [blame] | 507 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 508 | /* BEGIN_CASE depends_on:MBEDTLS_FS_IO */ |
Azim Khan | f1aaec9 | 2017-05-30 14:23:15 +0100 | [diff] [blame] | 509 | void mbedtls_mpi_write_file( int radix_X, char * input_X, int output_radix, |
| 510 | char * output_file ) |
Paul Bakker | e896fea | 2009-07-06 06:40:23 +0000 | [diff] [blame] | 511 | { |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 512 | mbedtls_mpi X, Y; |
Paul Bakker | 69998dd | 2009-07-11 19:15:20 +0000 | [diff] [blame] | 513 | FILE *file_out, *file_in; |
Manuel Pégourié-Gonnard | ac5361f | 2015-06-24 01:08:09 +0200 | [diff] [blame] | 514 | int ret; |
Paul Bakker | 69998dd | 2009-07-11 19:15:20 +0000 | [diff] [blame] | 515 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 516 | mbedtls_mpi_init( &X ); mbedtls_mpi_init( &Y ); |
Paul Bakker | e896fea | 2009-07-06 06:40:23 +0000 | [diff] [blame] | 517 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 518 | TEST_ASSERT( mbedtls_mpi_read_string( &X, radix_X, input_X ) == 0 ); |
Paul Bakker | e896fea | 2009-07-06 06:40:23 +0000 | [diff] [blame] | 519 | |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 520 | file_out = fopen( output_file, "w" ); |
Paul Bakker | 5690efc | 2011-05-26 13:16:06 +0000 | [diff] [blame] | 521 | TEST_ASSERT( file_out != NULL ); |
Manuel Pégourié-Gonnard | ac5361f | 2015-06-24 01:08:09 +0200 | [diff] [blame] | 522 | ret = mbedtls_mpi_write_file( NULL, &X, output_radix, file_out ); |
Paul Bakker | e896fea | 2009-07-06 06:40:23 +0000 | [diff] [blame] | 523 | fclose(file_out); |
Manuel Pégourié-Gonnard | ac5361f | 2015-06-24 01:08:09 +0200 | [diff] [blame] | 524 | TEST_ASSERT( ret == 0 ); |
Paul Bakker | e896fea | 2009-07-06 06:40:23 +0000 | [diff] [blame] | 525 | |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 526 | file_in = fopen( output_file, "r" ); |
Paul Bakker | 5690efc | 2011-05-26 13:16:06 +0000 | [diff] [blame] | 527 | TEST_ASSERT( file_in != NULL ); |
Manuel Pégourié-Gonnard | ac5361f | 2015-06-24 01:08:09 +0200 | [diff] [blame] | 528 | ret = mbedtls_mpi_read_file( &Y, output_radix, file_in ); |
Paul Bakker | e896fea | 2009-07-06 06:40:23 +0000 | [diff] [blame] | 529 | fclose(file_in); |
Manuel Pégourié-Gonnard | ac5361f | 2015-06-24 01:08:09 +0200 | [diff] [blame] | 530 | TEST_ASSERT( ret == 0 ); |
Paul Bakker | e896fea | 2009-07-06 06:40:23 +0000 | [diff] [blame] | 531 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 532 | TEST_ASSERT( mbedtls_mpi_cmp_mpi( &X, &Y ) == 0 ); |
Paul Bakker | 6c591fa | 2011-05-05 11:49:20 +0000 | [diff] [blame] | 533 | |
Paul Bakker | bd51b26 | 2014-07-10 15:26:12 +0200 | [diff] [blame] | 534 | exit: |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 535 | mbedtls_mpi_free( &X ); mbedtls_mpi_free( &Y ); |
Paul Bakker | e896fea | 2009-07-06 06:40:23 +0000 | [diff] [blame] | 536 | } |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 537 | /* END_CASE */ |
Paul Bakker | e896fea | 2009-07-06 06:40:23 +0000 | [diff] [blame] | 538 | |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 539 | /* BEGIN_CASE */ |
Azim Khan | f1aaec9 | 2017-05-30 14:23:15 +0100 | [diff] [blame] | 540 | void mbedtls_mpi_get_bit( int radix_X, char * input_X, int pos, int val ) |
Paul Bakker | 2f5947e | 2011-05-18 15:47:11 +0000 | [diff] [blame] | 541 | { |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 542 | mbedtls_mpi X; |
| 543 | mbedtls_mpi_init( &X ); |
| 544 | TEST_ASSERT( mbedtls_mpi_read_string( &X, radix_X, input_X ) == 0 ); |
| 545 | TEST_ASSERT( mbedtls_mpi_get_bit( &X, pos ) == val ); |
Paul Bakker | 2f5947e | 2011-05-18 15:47:11 +0000 | [diff] [blame] | 546 | |
Paul Bakker | bd51b26 | 2014-07-10 15:26:12 +0200 | [diff] [blame] | 547 | exit: |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 548 | mbedtls_mpi_free( &X ); |
Paul Bakker | 2f5947e | 2011-05-18 15:47:11 +0000 | [diff] [blame] | 549 | } |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 550 | /* END_CASE */ |
Paul Bakker | 2f5947e | 2011-05-18 15:47:11 +0000 | [diff] [blame] | 551 | |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 552 | /* BEGIN_CASE */ |
Azim Khan | f1aaec9 | 2017-05-30 14:23:15 +0100 | [diff] [blame] | 553 | void mbedtls_mpi_set_bit( int radix_X, char * input_X, int pos, int val, |
| 554 | int radix_Y, char * output_Y, int result ) |
Paul Bakker | 2f5947e | 2011-05-18 15:47:11 +0000 | [diff] [blame] | 555 | { |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 556 | mbedtls_mpi X, Y; |
| 557 | mbedtls_mpi_init( &X ); mbedtls_mpi_init( &Y ); |
Paul Bakker | 2f5947e | 2011-05-18 15:47:11 +0000 | [diff] [blame] | 558 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 559 | TEST_ASSERT( mbedtls_mpi_read_string( &X, radix_X, input_X ) == 0 ); |
| 560 | TEST_ASSERT( mbedtls_mpi_read_string( &Y, radix_Y, output_Y ) == 0 ); |
Paul Bakker | ec5ceb6 | 2016-07-14 12:47:07 +0100 | [diff] [blame] | 561 | TEST_ASSERT( mbedtls_mpi_set_bit( &X, pos, val ) == result ); |
| 562 | |
| 563 | if( result == 0 ) |
| 564 | { |
| 565 | TEST_ASSERT( mbedtls_mpi_cmp_mpi( &X, &Y ) == 0 ); |
| 566 | } |
Paul Bakker | 2f5947e | 2011-05-18 15:47:11 +0000 | [diff] [blame] | 567 | |
Paul Bakker | bd51b26 | 2014-07-10 15:26:12 +0200 | [diff] [blame] | 568 | exit: |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 569 | mbedtls_mpi_free( &X ); mbedtls_mpi_free( &Y ); |
Paul Bakker | 2f5947e | 2011-05-18 15:47:11 +0000 | [diff] [blame] | 570 | } |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 571 | /* END_CASE */ |
Paul Bakker | 2f5947e | 2011-05-18 15:47:11 +0000 | [diff] [blame] | 572 | |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 573 | /* BEGIN_CASE */ |
Azim Khan | f1aaec9 | 2017-05-30 14:23:15 +0100 | [diff] [blame] | 574 | void mbedtls_mpi_lsb( int radix_X, char * input_X, int nr_bits ) |
Paul Bakker | e896fea | 2009-07-06 06:40:23 +0000 | [diff] [blame] | 575 | { |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 576 | mbedtls_mpi X; |
| 577 | mbedtls_mpi_init( &X ); |
Paul Bakker | e896fea | 2009-07-06 06:40:23 +0000 | [diff] [blame] | 578 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 579 | TEST_ASSERT( mbedtls_mpi_read_string( &X, radix_X, input_X ) == 0 ); |
| 580 | TEST_ASSERT( mbedtls_mpi_lsb( &X ) == (size_t) nr_bits ); |
Paul Bakker | 6c591fa | 2011-05-05 11:49:20 +0000 | [diff] [blame] | 581 | |
Paul Bakker | bd51b26 | 2014-07-10 15:26:12 +0200 | [diff] [blame] | 582 | exit: |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 583 | mbedtls_mpi_free( &X ); |
Paul Bakker | e896fea | 2009-07-06 06:40:23 +0000 | [diff] [blame] | 584 | } |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 585 | /* END_CASE */ |
Paul Bakker | e896fea | 2009-07-06 06:40:23 +0000 | [diff] [blame] | 586 | |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 587 | /* BEGIN_CASE */ |
Azim Khan | f1aaec9 | 2017-05-30 14:23:15 +0100 | [diff] [blame] | 588 | void mbedtls_mpi_bitlen( int radix_X, char * input_X, int nr_bits ) |
Paul Bakker | e896fea | 2009-07-06 06:40:23 +0000 | [diff] [blame] | 589 | { |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 590 | mbedtls_mpi X; |
| 591 | mbedtls_mpi_init( &X ); |
Paul Bakker | e896fea | 2009-07-06 06:40:23 +0000 | [diff] [blame] | 592 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 593 | TEST_ASSERT( mbedtls_mpi_read_string( &X, radix_X, input_X ) == 0 ); |
Manuel Pégourié-Gonnard | c0696c2 | 2015-06-18 16:47:17 +0200 | [diff] [blame] | 594 | TEST_ASSERT( mbedtls_mpi_bitlen( &X ) == (size_t) nr_bits ); |
Paul Bakker | 6c591fa | 2011-05-05 11:49:20 +0000 | [diff] [blame] | 595 | |
Paul Bakker | bd51b26 | 2014-07-10 15:26:12 +0200 | [diff] [blame] | 596 | exit: |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 597 | mbedtls_mpi_free( &X ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 598 | } |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 599 | /* END_CASE */ |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 600 | |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 601 | /* BEGIN_CASE */ |
Azim Khan | f1aaec9 | 2017-05-30 14:23:15 +0100 | [diff] [blame] | 602 | void mbedtls_mpi_gcd( int radix_X, char * input_X, int radix_Y, |
| 603 | char * input_Y, int radix_A, char * input_A ) |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 604 | { |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 605 | mbedtls_mpi A, X, Y, Z; |
| 606 | mbedtls_mpi_init( &A ); mbedtls_mpi_init( &X ); mbedtls_mpi_init( &Y ); mbedtls_mpi_init( &Z ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 607 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 608 | TEST_ASSERT( mbedtls_mpi_read_string( &X, radix_X, input_X ) == 0 ); |
| 609 | TEST_ASSERT( mbedtls_mpi_read_string( &Y, radix_Y, input_Y ) == 0 ); |
| 610 | TEST_ASSERT( mbedtls_mpi_read_string( &A, radix_A, input_A ) == 0 ); |
| 611 | TEST_ASSERT( mbedtls_mpi_gcd( &Z, &X, &Y ) == 0 ); |
| 612 | TEST_ASSERT( mbedtls_mpi_cmp_mpi( &Z, &A ) == 0 ); |
Paul Bakker | 6c591fa | 2011-05-05 11:49:20 +0000 | [diff] [blame] | 613 | |
Paul Bakker | bd51b26 | 2014-07-10 15:26:12 +0200 | [diff] [blame] | 614 | exit: |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 615 | mbedtls_mpi_free( &A ); mbedtls_mpi_free( &X ); mbedtls_mpi_free( &Y ); mbedtls_mpi_free( &Z ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 616 | } |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 617 | /* END_CASE */ |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 618 | |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 619 | /* BEGIN_CASE */ |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 620 | void mbedtls_mpi_cmp_int( int input_X, int input_A, int result_CMP ) |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 621 | { |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 622 | mbedtls_mpi X; |
| 623 | mbedtls_mpi_init( &X ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 624 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 625 | TEST_ASSERT( mbedtls_mpi_lset( &X, input_X ) == 0); |
| 626 | TEST_ASSERT( mbedtls_mpi_cmp_int( &X, input_A ) == result_CMP); |
Paul Bakker | 6c591fa | 2011-05-05 11:49:20 +0000 | [diff] [blame] | 627 | |
Paul Bakker | bd51b26 | 2014-07-10 15:26:12 +0200 | [diff] [blame] | 628 | exit: |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 629 | mbedtls_mpi_free( &X ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 630 | } |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 631 | /* END_CASE */ |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 632 | |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 633 | /* BEGIN_CASE */ |
Azim Khan | f1aaec9 | 2017-05-30 14:23:15 +0100 | [diff] [blame] | 634 | void mbedtls_mpi_cmp_mpi( int radix_X, char * input_X, int radix_Y, |
| 635 | char * input_Y, int input_A ) |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 636 | { |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 637 | mbedtls_mpi X, Y; |
| 638 | mbedtls_mpi_init( &X ); mbedtls_mpi_init( &Y ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 639 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 640 | TEST_ASSERT( mbedtls_mpi_read_string( &X, radix_X, input_X ) == 0 ); |
| 641 | TEST_ASSERT( mbedtls_mpi_read_string( &Y, radix_Y, input_Y ) == 0 ); |
| 642 | TEST_ASSERT( mbedtls_mpi_cmp_mpi( &X, &Y ) == input_A ); |
Paul Bakker | 6c591fa | 2011-05-05 11:49:20 +0000 | [diff] [blame] | 643 | |
Paul Bakker | bd51b26 | 2014-07-10 15:26:12 +0200 | [diff] [blame] | 644 | exit: |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 645 | mbedtls_mpi_free( &X ); mbedtls_mpi_free( &Y ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 646 | } |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 647 | /* END_CASE */ |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 648 | |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 649 | /* BEGIN_CASE */ |
Janos Follath | b7e1b49 | 2019-10-14 09:21:49 +0100 | [diff] [blame] | 650 | void mbedtls_mpi_lt_mpi_ct( int size_X, char * input_X, |
| 651 | int size_Y, char * input_Y, |
Janos Follath | 0e5532d | 2019-10-11 14:21:53 +0100 | [diff] [blame] | 652 | int input_ret, int input_err ) |
Janos Follath | 385d5b8 | 2019-09-11 16:07:14 +0100 | [diff] [blame] | 653 | { |
Gilles Peskine | 0deccf1 | 2020-09-02 15:18:07 +0200 | [diff] [blame] | 654 | unsigned ret = -1; |
Janos Follath | 0e5532d | 2019-10-11 14:21:53 +0100 | [diff] [blame] | 655 | unsigned input_uret = input_ret; |
Janos Follath | 385d5b8 | 2019-09-11 16:07:14 +0100 | [diff] [blame] | 656 | mbedtls_mpi X, Y; |
| 657 | mbedtls_mpi_init( &X ); mbedtls_mpi_init( &Y ); |
| 658 | |
Janos Follath | b7e1b49 | 2019-10-14 09:21:49 +0100 | [diff] [blame] | 659 | TEST_ASSERT( mbedtls_mpi_read_string( &X, 16, input_X ) == 0 ); |
| 660 | TEST_ASSERT( mbedtls_mpi_read_string( &Y, 16, input_Y ) == 0 ); |
Janos Follath | 385d5b8 | 2019-09-11 16:07:14 +0100 | [diff] [blame] | 661 | |
Gilles Peskine | 9018b11 | 2020-01-21 16:30:53 +0100 | [diff] [blame] | 662 | TEST_ASSERT( mbedtls_mpi_grow( &X, size_X ) == 0 ); |
| 663 | TEST_ASSERT( mbedtls_mpi_grow( &Y, size_Y ) == 0 ); |
Janos Follath | 385d5b8 | 2019-09-11 16:07:14 +0100 | [diff] [blame] | 664 | |
Janos Follath | 0e5532d | 2019-10-11 14:21:53 +0100 | [diff] [blame] | 665 | TEST_ASSERT( mbedtls_mpi_lt_mpi_ct( &X, &Y, &ret ) == input_err ); |
Janos Follath | 385d5b8 | 2019-09-11 16:07:14 +0100 | [diff] [blame] | 666 | if( input_err == 0 ) |
Janos Follath | 0e5532d | 2019-10-11 14:21:53 +0100 | [diff] [blame] | 667 | TEST_ASSERT( ret == input_uret ); |
Janos Follath | 385d5b8 | 2019-09-11 16:07:14 +0100 | [diff] [blame] | 668 | |
| 669 | exit: |
| 670 | mbedtls_mpi_free( &X ); mbedtls_mpi_free( &Y ); |
| 671 | } |
| 672 | /* END_CASE */ |
| 673 | |
| 674 | /* BEGIN_CASE */ |
Azim Khan | f1aaec9 | 2017-05-30 14:23:15 +0100 | [diff] [blame] | 675 | void mbedtls_mpi_cmp_abs( int radix_X, char * input_X, int radix_Y, |
| 676 | char * input_Y, int input_A ) |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 677 | { |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 678 | mbedtls_mpi X, Y; |
| 679 | mbedtls_mpi_init( &X ); mbedtls_mpi_init( &Y ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 680 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 681 | TEST_ASSERT( mbedtls_mpi_read_string( &X, radix_X, input_X ) == 0 ); |
| 682 | TEST_ASSERT( mbedtls_mpi_read_string( &Y, radix_Y, input_Y ) == 0 ); |
| 683 | TEST_ASSERT( mbedtls_mpi_cmp_abs( &X, &Y ) == input_A ); |
Paul Bakker | 6c591fa | 2011-05-05 11:49:20 +0000 | [diff] [blame] | 684 | |
Paul Bakker | bd51b26 | 2014-07-10 15:26:12 +0200 | [diff] [blame] | 685 | exit: |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 686 | mbedtls_mpi_free( &X ); mbedtls_mpi_free( &Y ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 687 | } |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 688 | /* END_CASE */ |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 689 | |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 690 | /* BEGIN_CASE */ |
Gilles Peskine | 7428b45 | 2020-01-20 21:01:51 +0100 | [diff] [blame] | 691 | void mbedtls_mpi_copy_sint( int input_X, int input_Y ) |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 692 | { |
Gilles Peskine | 7428b45 | 2020-01-20 21:01:51 +0100 | [diff] [blame] | 693 | mbedtls_mpi X, Y; |
| 694 | mbedtls_mpi_init( &X ); mbedtls_mpi_init( &Y ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 695 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 696 | TEST_ASSERT( mbedtls_mpi_lset( &X, input_X ) == 0 ); |
Gilles Peskine | 7428b45 | 2020-01-20 21:01:51 +0100 | [diff] [blame] | 697 | TEST_ASSERT( mbedtls_mpi_lset( &Y, input_Y ) == 0 ); |
| 698 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 699 | TEST_ASSERT( mbedtls_mpi_copy( &Y, &X ) == 0 ); |
Gilles Peskine | 7428b45 | 2020-01-20 21:01:51 +0100 | [diff] [blame] | 700 | TEST_ASSERT( mbedtls_mpi_cmp_int( &X, input_X ) == 0 ); |
| 701 | TEST_ASSERT( mbedtls_mpi_cmp_int( &Y, input_X ) == 0 ); |
Paul Bakker | 6c591fa | 2011-05-05 11:49:20 +0000 | [diff] [blame] | 702 | |
Paul Bakker | bd51b26 | 2014-07-10 15:26:12 +0200 | [diff] [blame] | 703 | exit: |
Gilles Peskine | 7428b45 | 2020-01-20 21:01:51 +0100 | [diff] [blame] | 704 | mbedtls_mpi_free( &X ); mbedtls_mpi_free( &Y ); |
| 705 | } |
| 706 | /* END_CASE */ |
| 707 | |
| 708 | /* BEGIN_CASE */ |
| 709 | void mbedtls_mpi_copy_binary( data_t *input_X, data_t *input_Y ) |
| 710 | { |
| 711 | mbedtls_mpi X, Y, X0; |
| 712 | mbedtls_mpi_init( &X ); mbedtls_mpi_init( &Y ); mbedtls_mpi_init( &X0 ); |
| 713 | |
Gilles Peskine | 9a6ecee | 2020-02-03 16:15:47 +0100 | [diff] [blame] | 714 | TEST_ASSERT( mbedtls_mpi_read_binary( &X, input_X->x, input_X->len ) == 0 ); |
| 715 | TEST_ASSERT( mbedtls_mpi_read_binary( &Y, input_Y->x, input_Y->len ) == 0 ); |
| 716 | TEST_ASSERT( mbedtls_mpi_read_binary( &X0, input_X->x, input_X->len ) == 0 ); |
Gilles Peskine | 7428b45 | 2020-01-20 21:01:51 +0100 | [diff] [blame] | 717 | TEST_ASSERT( mbedtls_mpi_cmp_mpi( &X, &X0 ) == 0 ); |
| 718 | |
| 719 | TEST_ASSERT( mbedtls_mpi_copy( &Y, &X ) == 0 ); |
| 720 | TEST_ASSERT( mbedtls_mpi_cmp_mpi( &X, &X0 ) == 0 ); |
| 721 | TEST_ASSERT( mbedtls_mpi_cmp_mpi( &Y, &X0 ) == 0 ); |
| 722 | |
| 723 | exit: |
| 724 | mbedtls_mpi_free( &X ); mbedtls_mpi_free( &Y ); mbedtls_mpi_free( &X0 ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 725 | } |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 726 | /* END_CASE */ |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 727 | |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 728 | /* BEGIN_CASE */ |
| 729 | void mpi_copy_self( int input_X ) |
Paul Bakker | e896fea | 2009-07-06 06:40:23 +0000 | [diff] [blame] | 730 | { |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 731 | mbedtls_mpi X; |
| 732 | mbedtls_mpi_init( &X ); |
Paul Bakker | e896fea | 2009-07-06 06:40:23 +0000 | [diff] [blame] | 733 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 734 | TEST_ASSERT( mbedtls_mpi_lset( &X, input_X ) == 0 ); |
| 735 | TEST_ASSERT( mbedtls_mpi_copy( &X, &X ) == 0 ); |
| 736 | TEST_ASSERT( mbedtls_mpi_cmp_int( &X, input_X ) == 0 ); |
Paul Bakker | 6c591fa | 2011-05-05 11:49:20 +0000 | [diff] [blame] | 737 | |
Paul Bakker | bd51b26 | 2014-07-10 15:26:12 +0200 | [diff] [blame] | 738 | exit: |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 739 | mbedtls_mpi_free( &X ); |
Paul Bakker | e896fea | 2009-07-06 06:40:23 +0000 | [diff] [blame] | 740 | } |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 741 | /* END_CASE */ |
Paul Bakker | e896fea | 2009-07-06 06:40:23 +0000 | [diff] [blame] | 742 | |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 743 | /* BEGIN_CASE */ |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 744 | void mbedtls_mpi_shrink( int before, int used, int min, int after ) |
Manuel Pégourié-Gonnard | 5868163 | 2013-11-21 10:39:37 +0100 | [diff] [blame] | 745 | { |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 746 | mbedtls_mpi X; |
| 747 | mbedtls_mpi_init( &X ); |
Manuel Pégourié-Gonnard | 5868163 | 2013-11-21 10:39:37 +0100 | [diff] [blame] | 748 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 749 | TEST_ASSERT( mbedtls_mpi_grow( &X, before ) == 0 ); |
Manuel Pégourié-Gonnard | 5868163 | 2013-11-21 10:39:37 +0100 | [diff] [blame] | 750 | TEST_ASSERT( used <= before ); |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 751 | memset( X.p, 0x2a, used * sizeof( mbedtls_mpi_uint ) ); |
| 752 | TEST_ASSERT( mbedtls_mpi_shrink( &X, min ) == 0 ); |
Manuel Pégourié-Gonnard | 5868163 | 2013-11-21 10:39:37 +0100 | [diff] [blame] | 753 | TEST_ASSERT( X.n == (size_t) after ); |
| 754 | |
Paul Bakker | bd51b26 | 2014-07-10 15:26:12 +0200 | [diff] [blame] | 755 | exit: |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 756 | mbedtls_mpi_free( &X ); |
Manuel Pégourié-Gonnard | 5868163 | 2013-11-21 10:39:37 +0100 | [diff] [blame] | 757 | } |
| 758 | /* END_CASE */ |
| 759 | |
| 760 | /* BEGIN_CASE */ |
Azim Khan | f1aaec9 | 2017-05-30 14:23:15 +0100 | [diff] [blame] | 761 | void mbedtls_mpi_safe_cond_assign( int x_sign, char * x_str, int y_sign, |
| 762 | char * y_str ) |
Manuel Pégourié-Gonnard | 71c2c21 | 2013-11-21 16:56:39 +0100 | [diff] [blame] | 763 | { |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 764 | mbedtls_mpi X, Y, XX; |
| 765 | mbedtls_mpi_init( &X ); mbedtls_mpi_init( &Y ); mbedtls_mpi_init( &XX ); |
Manuel Pégourié-Gonnard | 71c2c21 | 2013-11-21 16:56:39 +0100 | [diff] [blame] | 766 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 767 | TEST_ASSERT( mbedtls_mpi_read_string( &X, 16, x_str ) == 0 ); |
Manuel Pégourié-Gonnard | 3e3d2b8 | 2013-11-21 21:12:26 +0100 | [diff] [blame] | 768 | X.s = x_sign; |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 769 | TEST_ASSERT( mbedtls_mpi_read_string( &Y, 16, y_str ) == 0 ); |
Manuel Pégourié-Gonnard | 3e3d2b8 | 2013-11-21 21:12:26 +0100 | [diff] [blame] | 770 | Y.s = y_sign; |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 771 | TEST_ASSERT( mbedtls_mpi_copy( &XX, &X ) == 0 ); |
Manuel Pégourié-Gonnard | 71c2c21 | 2013-11-21 16:56:39 +0100 | [diff] [blame] | 772 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 773 | TEST_ASSERT( mbedtls_mpi_safe_cond_assign( &X, &Y, 0 ) == 0 ); |
| 774 | TEST_ASSERT( mbedtls_mpi_cmp_mpi( &X, &XX ) == 0 ); |
Manuel Pégourié-Gonnard | 71c2c21 | 2013-11-21 16:56:39 +0100 | [diff] [blame] | 775 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 776 | TEST_ASSERT( mbedtls_mpi_safe_cond_assign( &X, &Y, 1 ) == 0 ); |
| 777 | TEST_ASSERT( mbedtls_mpi_cmp_mpi( &X, &Y ) == 0 ); |
Manuel Pégourié-Gonnard | 71c2c21 | 2013-11-21 16:56:39 +0100 | [diff] [blame] | 778 | |
Paul Bakker | bd51b26 | 2014-07-10 15:26:12 +0200 | [diff] [blame] | 779 | exit: |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 780 | mbedtls_mpi_free( &X ); mbedtls_mpi_free( &Y ); mbedtls_mpi_free( &XX ); |
Manuel Pégourié-Gonnard | 71c2c21 | 2013-11-21 16:56:39 +0100 | [diff] [blame] | 781 | } |
| 782 | /* END_CASE */ |
| 783 | |
| 784 | /* BEGIN_CASE */ |
Azim Khan | f1aaec9 | 2017-05-30 14:23:15 +0100 | [diff] [blame] | 785 | void mbedtls_mpi_safe_cond_swap( int x_sign, char * x_str, int y_sign, |
| 786 | char * y_str ) |
Manuel Pégourié-Gonnard | a60fe89 | 2013-12-04 21:41:50 +0100 | [diff] [blame] | 787 | { |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 788 | mbedtls_mpi X, Y, XX, YY; |
Manuel Pégourié-Gonnard | a60fe89 | 2013-12-04 21:41:50 +0100 | [diff] [blame] | 789 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 790 | mbedtls_mpi_init( &X ); mbedtls_mpi_init( &Y ); |
| 791 | mbedtls_mpi_init( &XX ); mbedtls_mpi_init( &YY ); |
Manuel Pégourié-Gonnard | a60fe89 | 2013-12-04 21:41:50 +0100 | [diff] [blame] | 792 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 793 | TEST_ASSERT( mbedtls_mpi_read_string( &X, 16, x_str ) == 0 ); |
Manuel Pégourié-Gonnard | a60fe89 | 2013-12-04 21:41:50 +0100 | [diff] [blame] | 794 | X.s = x_sign; |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 795 | TEST_ASSERT( mbedtls_mpi_read_string( &Y, 16, y_str ) == 0 ); |
Manuel Pégourié-Gonnard | a60fe89 | 2013-12-04 21:41:50 +0100 | [diff] [blame] | 796 | Y.s = y_sign; |
| 797 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 798 | TEST_ASSERT( mbedtls_mpi_copy( &XX, &X ) == 0 ); |
| 799 | TEST_ASSERT( mbedtls_mpi_copy( &YY, &Y ) == 0 ); |
Manuel Pégourié-Gonnard | a60fe89 | 2013-12-04 21:41:50 +0100 | [diff] [blame] | 800 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 801 | TEST_ASSERT( mbedtls_mpi_safe_cond_swap( &X, &Y, 0 ) == 0 ); |
| 802 | TEST_ASSERT( mbedtls_mpi_cmp_mpi( &X, &XX ) == 0 ); |
| 803 | TEST_ASSERT( mbedtls_mpi_cmp_mpi( &Y, &YY ) == 0 ); |
Manuel Pégourié-Gonnard | a60fe89 | 2013-12-04 21:41:50 +0100 | [diff] [blame] | 804 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 805 | TEST_ASSERT( mbedtls_mpi_safe_cond_swap( &X, &Y, 1 ) == 0 ); |
| 806 | TEST_ASSERT( mbedtls_mpi_cmp_mpi( &Y, &XX ) == 0 ); |
| 807 | TEST_ASSERT( mbedtls_mpi_cmp_mpi( &X, &YY ) == 0 ); |
Manuel Pégourié-Gonnard | a60fe89 | 2013-12-04 21:41:50 +0100 | [diff] [blame] | 808 | |
Paul Bakker | bd51b26 | 2014-07-10 15:26:12 +0200 | [diff] [blame] | 809 | exit: |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 810 | mbedtls_mpi_free( &X ); mbedtls_mpi_free( &Y ); |
| 811 | mbedtls_mpi_free( &XX ); mbedtls_mpi_free( &YY ); |
Manuel Pégourié-Gonnard | a60fe89 | 2013-12-04 21:41:50 +0100 | [diff] [blame] | 812 | } |
| 813 | /* END_CASE */ |
| 814 | |
| 815 | /* BEGIN_CASE */ |
Gilles Peskine | 7428b45 | 2020-01-20 21:01:51 +0100 | [diff] [blame] | 816 | void mbedtls_mpi_swap_sint( int input_X, int input_Y ) |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 817 | { |
Gilles Peskine | 7428b45 | 2020-01-20 21:01:51 +0100 | [diff] [blame] | 818 | mbedtls_mpi X, Y; |
| 819 | mbedtls_mpi_init( &X ); mbedtls_mpi_init( &Y ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 820 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 821 | TEST_ASSERT( mbedtls_mpi_lset( &X, input_X ) == 0 ); |
| 822 | TEST_ASSERT( mbedtls_mpi_lset( &Y, input_Y ) == 0 ); |
Gilles Peskine | 7428b45 | 2020-01-20 21:01:51 +0100 | [diff] [blame] | 823 | TEST_ASSERT( mbedtls_mpi_cmp_int( &X, input_X ) == 0 ); |
| 824 | TEST_ASSERT( mbedtls_mpi_cmp_int( &Y, input_Y ) == 0 ); |
| 825 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 826 | mbedtls_mpi_swap( &X, &Y ); |
Gilles Peskine | 7428b45 | 2020-01-20 21:01:51 +0100 | [diff] [blame] | 827 | TEST_ASSERT( mbedtls_mpi_cmp_int( &X, input_Y ) == 0 ); |
| 828 | TEST_ASSERT( mbedtls_mpi_cmp_int( &Y, input_X ) == 0 ); |
Paul Bakker | 6c591fa | 2011-05-05 11:49:20 +0000 | [diff] [blame] | 829 | |
Paul Bakker | bd51b26 | 2014-07-10 15:26:12 +0200 | [diff] [blame] | 830 | exit: |
Gilles Peskine | 7428b45 | 2020-01-20 21:01:51 +0100 | [diff] [blame] | 831 | mbedtls_mpi_free( &X ); mbedtls_mpi_free( &Y ); |
| 832 | } |
| 833 | /* END_CASE */ |
| 834 | |
| 835 | /* BEGIN_CASE */ |
| 836 | void mbedtls_mpi_swap_binary( data_t *input_X, data_t *input_Y ) |
| 837 | { |
| 838 | mbedtls_mpi X, Y, X0, Y0; |
| 839 | mbedtls_mpi_init( &X ); mbedtls_mpi_init( &Y ); |
| 840 | mbedtls_mpi_init( &X0 ); mbedtls_mpi_init( &Y0 ); |
| 841 | |
Gilles Peskine | 9a6ecee | 2020-02-03 16:15:47 +0100 | [diff] [blame] | 842 | TEST_ASSERT( mbedtls_mpi_read_binary( &X, input_X->x, input_X->len ) == 0 ); |
| 843 | TEST_ASSERT( mbedtls_mpi_read_binary( &Y, input_Y->x, input_Y->len ) == 0 ); |
| 844 | TEST_ASSERT( mbedtls_mpi_read_binary( &X0, input_X->x, input_X->len ) == 0 ); |
| 845 | TEST_ASSERT( mbedtls_mpi_read_binary( &Y0, input_Y->x, input_Y->len ) == 0 ); |
Gilles Peskine | 7428b45 | 2020-01-20 21:01:51 +0100 | [diff] [blame] | 846 | |
| 847 | mbedtls_mpi_swap( &X, &Y ); |
| 848 | TEST_ASSERT( mbedtls_mpi_cmp_mpi( &X, &Y0 ) == 0 ); |
| 849 | TEST_ASSERT( mbedtls_mpi_cmp_mpi( &Y, &X0 ) == 0 ); |
| 850 | |
| 851 | exit: |
| 852 | mbedtls_mpi_free( &X ); mbedtls_mpi_free( &Y ); |
| 853 | mbedtls_mpi_free( &X0 ); mbedtls_mpi_free( &Y0 ); |
| 854 | } |
| 855 | /* END_CASE */ |
| 856 | |
| 857 | /* BEGIN_CASE */ |
| 858 | void mpi_swap_self( data_t *input_X ) |
| 859 | { |
| 860 | mbedtls_mpi X, X0; |
| 861 | mbedtls_mpi_init( &X ); mbedtls_mpi_init( &X0 ); |
| 862 | |
Gilles Peskine | 9a6ecee | 2020-02-03 16:15:47 +0100 | [diff] [blame] | 863 | TEST_ASSERT( mbedtls_mpi_read_binary( &X, input_X->x, input_X->len ) == 0 ); |
| 864 | TEST_ASSERT( mbedtls_mpi_read_binary( &X0, input_X->x, input_X->len ) == 0 ); |
Gilles Peskine | 7428b45 | 2020-01-20 21:01:51 +0100 | [diff] [blame] | 865 | |
| 866 | mbedtls_mpi_swap( &X, &X ); |
| 867 | TEST_ASSERT( mbedtls_mpi_cmp_mpi( &X, &X0 ) == 0 ); |
| 868 | |
| 869 | exit: |
| 870 | mbedtls_mpi_free( &X ); mbedtls_mpi_free( &X0 ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 871 | } |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 872 | /* END_CASE */ |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 873 | |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 874 | /* BEGIN_CASE */ |
Azim Khan | f1aaec9 | 2017-05-30 14:23:15 +0100 | [diff] [blame] | 875 | void mbedtls_mpi_add_mpi( int radix_X, char * input_X, int radix_Y, |
| 876 | char * input_Y, int radix_A, char * input_A ) |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 877 | { |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 878 | mbedtls_mpi X, Y, Z, A; |
| 879 | mbedtls_mpi_init( &X ); mbedtls_mpi_init( &Y ); mbedtls_mpi_init( &Z ); mbedtls_mpi_init( &A ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 880 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 881 | TEST_ASSERT( mbedtls_mpi_read_string( &X, radix_X, input_X ) == 0 ); |
| 882 | TEST_ASSERT( mbedtls_mpi_read_string( &Y, radix_Y, input_Y ) == 0 ); |
| 883 | TEST_ASSERT( mbedtls_mpi_read_string( &A, radix_A, input_A ) == 0 ); |
| 884 | TEST_ASSERT( mbedtls_mpi_add_mpi( &Z, &X, &Y ) == 0 ); |
| 885 | TEST_ASSERT( mbedtls_mpi_cmp_mpi( &Z, &A ) == 0 ); |
Paul Bakker | 6c591fa | 2011-05-05 11:49:20 +0000 | [diff] [blame] | 886 | |
Gilles Peskine | 56f943a | 2020-07-23 01:18:11 +0200 | [diff] [blame] | 887 | /* result == first operand */ |
| 888 | TEST_ASSERT( mbedtls_mpi_add_mpi( &X, &X, &Y ) == 0 ); |
| 889 | TEST_ASSERT( mbedtls_mpi_cmp_mpi( &X, &A ) == 0 ); |
| 890 | TEST_ASSERT( mbedtls_mpi_read_string( &X, radix_X, input_X ) == 0 ); |
| 891 | |
| 892 | /* result == second operand */ |
| 893 | TEST_ASSERT( mbedtls_mpi_add_mpi( &Y, &X, &Y ) == 0 ); |
| 894 | TEST_ASSERT( mbedtls_mpi_cmp_mpi( &Y, &A ) == 0 ); |
| 895 | |
Paul Bakker | bd51b26 | 2014-07-10 15:26:12 +0200 | [diff] [blame] | 896 | exit: |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 897 | mbedtls_mpi_free( &X ); mbedtls_mpi_free( &Y ); mbedtls_mpi_free( &Z ); mbedtls_mpi_free( &A ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 898 | } |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 899 | /* END_CASE */ |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 900 | |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 901 | /* BEGIN_CASE */ |
Azim Khan | f1aaec9 | 2017-05-30 14:23:15 +0100 | [diff] [blame] | 902 | void mbedtls_mpi_add_mpi_inplace( int radix_X, char * input_X, int radix_A, |
| 903 | char * input_A ) |
Janos Follath | 044a86b | 2015-10-25 10:58:03 +0100 | [diff] [blame] | 904 | { |
| 905 | mbedtls_mpi X, A; |
| 906 | mbedtls_mpi_init( &X ); mbedtls_mpi_init( &A ); |
| 907 | |
Janos Follath | 044a86b | 2015-10-25 10:58:03 +0100 | [diff] [blame] | 908 | TEST_ASSERT( mbedtls_mpi_read_string( &A, radix_A, input_A ) == 0 ); |
Janos Follath | 6cbacec | 2015-10-25 12:29:13 +0100 | [diff] [blame] | 909 | |
| 910 | TEST_ASSERT( mbedtls_mpi_read_string( &X, radix_X, input_X ) == 0 ); |
| 911 | TEST_ASSERT( mbedtls_mpi_sub_abs( &X, &X, &X ) == 0 ); |
| 912 | TEST_ASSERT( mbedtls_mpi_cmp_int( &X, 0 ) == 0 ); |
| 913 | |
| 914 | TEST_ASSERT( mbedtls_mpi_read_string( &X, radix_X, input_X ) == 0 ); |
| 915 | TEST_ASSERT( mbedtls_mpi_add_abs( &X, &X, &X ) == 0 ); |
| 916 | TEST_ASSERT( mbedtls_mpi_cmp_mpi( &X, &A ) == 0 ); |
| 917 | |
| 918 | TEST_ASSERT( mbedtls_mpi_read_string( &X, radix_X, input_X ) == 0 ); |
Janos Follath | 044a86b | 2015-10-25 10:58:03 +0100 | [diff] [blame] | 919 | TEST_ASSERT( mbedtls_mpi_add_mpi( &X, &X, &X ) == 0 ); |
| 920 | TEST_ASSERT( mbedtls_mpi_cmp_mpi( &X, &A ) == 0 ); |
| 921 | |
| 922 | exit: |
| 923 | mbedtls_mpi_free( &X ); mbedtls_mpi_free( &A ); |
| 924 | } |
| 925 | /* END_CASE */ |
| 926 | |
| 927 | |
| 928 | /* BEGIN_CASE */ |
Azim Khan | f1aaec9 | 2017-05-30 14:23:15 +0100 | [diff] [blame] | 929 | void mbedtls_mpi_add_abs( int radix_X, char * input_X, int radix_Y, |
| 930 | char * input_Y, int radix_A, char * input_A ) |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 931 | { |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 932 | mbedtls_mpi X, Y, Z, A; |
| 933 | mbedtls_mpi_init( &X ); mbedtls_mpi_init( &Y ); mbedtls_mpi_init( &Z ); mbedtls_mpi_init( &A ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 934 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 935 | TEST_ASSERT( mbedtls_mpi_read_string( &X, radix_X, input_X ) == 0 ); |
| 936 | TEST_ASSERT( mbedtls_mpi_read_string( &Y, radix_Y, input_Y ) == 0 ); |
| 937 | TEST_ASSERT( mbedtls_mpi_read_string( &A, radix_A, input_A ) == 0 ); |
| 938 | TEST_ASSERT( mbedtls_mpi_add_abs( &Z, &X, &Y ) == 0 ); |
| 939 | TEST_ASSERT( mbedtls_mpi_cmp_mpi( &Z, &A ) == 0 ); |
Paul Bakker | 6c591fa | 2011-05-05 11:49:20 +0000 | [diff] [blame] | 940 | |
Gilles Peskine | 56f943a | 2020-07-23 01:18:11 +0200 | [diff] [blame] | 941 | /* result == first operand */ |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 942 | TEST_ASSERT( mbedtls_mpi_add_abs( &X, &X, &Y ) == 0 ); |
| 943 | TEST_ASSERT( mbedtls_mpi_cmp_mpi( &X, &A ) == 0 ); |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 944 | TEST_ASSERT( mbedtls_mpi_read_string( &X, radix_X, input_X ) == 0 ); |
Gilles Peskine | 56f943a | 2020-07-23 01:18:11 +0200 | [diff] [blame] | 945 | |
| 946 | /* result == second operand */ |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 947 | TEST_ASSERT( mbedtls_mpi_add_abs( &Y, &X, &Y ) == 0 ); |
| 948 | TEST_ASSERT( mbedtls_mpi_cmp_mpi( &Y, &A ) == 0 ); |
Paul Bakker | 6c591fa | 2011-05-05 11:49:20 +0000 | [diff] [blame] | 949 | |
Paul Bakker | bd51b26 | 2014-07-10 15:26:12 +0200 | [diff] [blame] | 950 | exit: |
Gilles Peskine | 56f943a | 2020-07-23 01:18:11 +0200 | [diff] [blame] | 951 | mbedtls_mpi_free( &X ); mbedtls_mpi_free( &Y ); mbedtls_mpi_free( &Z ); mbedtls_mpi_free( &A ); |
Paul Bakker | ba48cb2 | 2009-07-12 11:01:32 +0000 | [diff] [blame] | 952 | } |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 953 | /* END_CASE */ |
Paul Bakker | ba48cb2 | 2009-07-12 11:01:32 +0000 | [diff] [blame] | 954 | |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 955 | /* BEGIN_CASE */ |
Azim Khan | f1aaec9 | 2017-05-30 14:23:15 +0100 | [diff] [blame] | 956 | void mbedtls_mpi_add_int( int radix_X, char * input_X, int input_Y, |
| 957 | int radix_A, char * input_A ) |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 958 | { |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 959 | mbedtls_mpi X, Z, A; |
| 960 | mbedtls_mpi_init( &X ); mbedtls_mpi_init( &Z ); mbedtls_mpi_init( &A ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 961 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 962 | TEST_ASSERT( mbedtls_mpi_read_string( &X, radix_X, input_X ) == 0 ); |
| 963 | TEST_ASSERT( mbedtls_mpi_read_string( &A, radix_A, input_A ) == 0 ); |
| 964 | TEST_ASSERT( mbedtls_mpi_add_int( &Z, &X, input_Y ) == 0 ); |
| 965 | TEST_ASSERT( mbedtls_mpi_cmp_mpi( &Z, &A ) == 0 ); |
Paul Bakker | 6c591fa | 2011-05-05 11:49:20 +0000 | [diff] [blame] | 966 | |
Paul Bakker | bd51b26 | 2014-07-10 15:26:12 +0200 | [diff] [blame] | 967 | exit: |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 968 | mbedtls_mpi_free( &X ); mbedtls_mpi_free( &Z ); mbedtls_mpi_free( &A ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 969 | } |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 970 | /* END_CASE */ |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 971 | |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 972 | /* BEGIN_CASE */ |
Azim Khan | f1aaec9 | 2017-05-30 14:23:15 +0100 | [diff] [blame] | 973 | void mbedtls_mpi_sub_mpi( int radix_X, char * input_X, int radix_Y, |
| 974 | char * input_Y, int radix_A, char * input_A ) |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 975 | { |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 976 | mbedtls_mpi X, Y, Z, A; |
| 977 | mbedtls_mpi_init( &X ); mbedtls_mpi_init( &Y ); mbedtls_mpi_init( &Z ); mbedtls_mpi_init( &A ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 978 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 979 | TEST_ASSERT( mbedtls_mpi_read_string( &X, radix_X, input_X ) == 0 ); |
| 980 | TEST_ASSERT( mbedtls_mpi_read_string( &Y, radix_Y, input_Y ) == 0 ); |
| 981 | TEST_ASSERT( mbedtls_mpi_read_string( &A, radix_A, input_A ) == 0 ); |
| 982 | TEST_ASSERT( mbedtls_mpi_sub_mpi( &Z, &X, &Y ) == 0 ); |
| 983 | TEST_ASSERT( mbedtls_mpi_cmp_mpi( &Z, &A ) == 0 ); |
Paul Bakker | 6c591fa | 2011-05-05 11:49:20 +0000 | [diff] [blame] | 984 | |
Gilles Peskine | 56f943a | 2020-07-23 01:18:11 +0200 | [diff] [blame] | 985 | /* result == first operand */ |
| 986 | TEST_ASSERT( mbedtls_mpi_sub_mpi( &X, &X, &Y ) == 0 ); |
| 987 | TEST_ASSERT( mbedtls_mpi_cmp_mpi( &X, &A ) == 0 ); |
| 988 | TEST_ASSERT( mbedtls_mpi_read_string( &X, radix_X, input_X ) == 0 ); |
| 989 | |
| 990 | /* result == second operand */ |
| 991 | TEST_ASSERT( mbedtls_mpi_sub_mpi( &Y, &X, &Y ) == 0 ); |
| 992 | TEST_ASSERT( mbedtls_mpi_cmp_mpi( &Y, &A ) == 0 ); |
| 993 | |
Paul Bakker | bd51b26 | 2014-07-10 15:26:12 +0200 | [diff] [blame] | 994 | exit: |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 995 | mbedtls_mpi_free( &X ); mbedtls_mpi_free( &Y ); mbedtls_mpi_free( &Z ); mbedtls_mpi_free( &A ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 996 | } |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 997 | /* END_CASE */ |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 998 | |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 999 | /* BEGIN_CASE */ |
Azim Khan | f1aaec9 | 2017-05-30 14:23:15 +0100 | [diff] [blame] | 1000 | void mbedtls_mpi_sub_abs( int radix_X, char * input_X, int radix_Y, |
| 1001 | char * input_Y, int radix_A, char * input_A, |
| 1002 | int sub_result ) |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1003 | { |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1004 | mbedtls_mpi X, Y, Z, A; |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1005 | int res; |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1006 | mbedtls_mpi_init( &X ); mbedtls_mpi_init( &Y ); mbedtls_mpi_init( &Z ); mbedtls_mpi_init( &A ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1007 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1008 | TEST_ASSERT( mbedtls_mpi_read_string( &X, radix_X, input_X ) == 0 ); |
| 1009 | TEST_ASSERT( mbedtls_mpi_read_string( &Y, radix_Y, input_Y ) == 0 ); |
| 1010 | TEST_ASSERT( mbedtls_mpi_read_string( &A, radix_A, input_A ) == 0 ); |
Manuel Pégourié-Gonnard | e670f90 | 2015-10-30 09:23:19 +0100 | [diff] [blame] | 1011 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1012 | res = mbedtls_mpi_sub_abs( &Z, &X, &Y ); |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 1013 | TEST_ASSERT( res == sub_result ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1014 | if( res == 0 ) |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1015 | TEST_ASSERT( mbedtls_mpi_cmp_mpi( &Z, &A ) == 0 ); |
Paul Bakker | 6c591fa | 2011-05-05 11:49:20 +0000 | [diff] [blame] | 1016 | |
Gilles Peskine | 56f943a | 2020-07-23 01:18:11 +0200 | [diff] [blame] | 1017 | /* result == first operand */ |
| 1018 | TEST_ASSERT( mbedtls_mpi_sub_abs( &X, &X, &Y ) == sub_result ); |
| 1019 | if( sub_result == 0 ) |
| 1020 | TEST_ASSERT( mbedtls_mpi_cmp_mpi( &X, &A ) == 0 ); |
| 1021 | TEST_ASSERT( mbedtls_mpi_read_string( &X, radix_X, input_X ) == 0 ); |
| 1022 | |
| 1023 | /* result == second operand */ |
| 1024 | TEST_ASSERT( mbedtls_mpi_sub_abs( &Y, &X, &Y ) == sub_result ); |
| 1025 | if( sub_result == 0 ) |
| 1026 | TEST_ASSERT( mbedtls_mpi_cmp_mpi( &Y, &A ) == 0 ); |
| 1027 | |
Paul Bakker | bd51b26 | 2014-07-10 15:26:12 +0200 | [diff] [blame] | 1028 | exit: |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1029 | mbedtls_mpi_free( &X ); mbedtls_mpi_free( &Y ); mbedtls_mpi_free( &Z ); mbedtls_mpi_free( &A ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1030 | } |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 1031 | /* END_CASE */ |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1032 | |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 1033 | /* BEGIN_CASE */ |
Azim Khan | f1aaec9 | 2017-05-30 14:23:15 +0100 | [diff] [blame] | 1034 | void mbedtls_mpi_sub_int( int radix_X, char * input_X, int input_Y, |
| 1035 | int radix_A, char * input_A ) |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1036 | { |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1037 | mbedtls_mpi X, Z, A; |
| 1038 | mbedtls_mpi_init( &X ); mbedtls_mpi_init( &Z ); mbedtls_mpi_init( &A ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1039 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1040 | TEST_ASSERT( mbedtls_mpi_read_string( &X, radix_X, input_X ) == 0 ); |
| 1041 | TEST_ASSERT( mbedtls_mpi_read_string( &A, radix_A, input_A ) == 0 ); |
| 1042 | TEST_ASSERT( mbedtls_mpi_sub_int( &Z, &X, input_Y ) == 0 ); |
| 1043 | TEST_ASSERT( mbedtls_mpi_cmp_mpi( &Z, &A ) == 0 ); |
Paul Bakker | 6c591fa | 2011-05-05 11:49:20 +0000 | [diff] [blame] | 1044 | |
Paul Bakker | bd51b26 | 2014-07-10 15:26:12 +0200 | [diff] [blame] | 1045 | exit: |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1046 | mbedtls_mpi_free( &X ); mbedtls_mpi_free( &Z ); mbedtls_mpi_free( &A ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1047 | } |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 1048 | /* END_CASE */ |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1049 | |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 1050 | /* BEGIN_CASE */ |
Azim Khan | f1aaec9 | 2017-05-30 14:23:15 +0100 | [diff] [blame] | 1051 | void mbedtls_mpi_mul_mpi( int radix_X, char * input_X, int radix_Y, |
| 1052 | char * input_Y, int radix_A, char * input_A ) |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1053 | { |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1054 | mbedtls_mpi X, Y, Z, A; |
| 1055 | mbedtls_mpi_init( &X ); mbedtls_mpi_init( &Y ); mbedtls_mpi_init( &Z ); mbedtls_mpi_init( &A ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1056 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1057 | TEST_ASSERT( mbedtls_mpi_read_string( &X, radix_X, input_X ) == 0 ); |
| 1058 | TEST_ASSERT( mbedtls_mpi_read_string( &Y, radix_Y, input_Y ) == 0 ); |
| 1059 | TEST_ASSERT( mbedtls_mpi_read_string( &A, radix_A, input_A ) == 0 ); |
| 1060 | TEST_ASSERT( mbedtls_mpi_mul_mpi( &Z, &X, &Y ) == 0 ); |
| 1061 | TEST_ASSERT( mbedtls_mpi_cmp_mpi( &Z, &A ) == 0 ); |
Paul Bakker | 6c591fa | 2011-05-05 11:49:20 +0000 | [diff] [blame] | 1062 | |
Paul Bakker | bd51b26 | 2014-07-10 15:26:12 +0200 | [diff] [blame] | 1063 | exit: |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1064 | mbedtls_mpi_free( &X ); mbedtls_mpi_free( &Y ); mbedtls_mpi_free( &Z ); mbedtls_mpi_free( &A ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1065 | } |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 1066 | /* END_CASE */ |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1067 | |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 1068 | /* BEGIN_CASE */ |
Azim Khan | f1aaec9 | 2017-05-30 14:23:15 +0100 | [diff] [blame] | 1069 | void mbedtls_mpi_mul_int( int radix_X, char * input_X, int input_Y, |
| 1070 | int radix_A, char * input_A, |
| 1071 | char * result_comparison ) |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1072 | { |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1073 | mbedtls_mpi X, Z, A; |
| 1074 | mbedtls_mpi_init( &X ); mbedtls_mpi_init( &Z ); mbedtls_mpi_init( &A ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1075 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1076 | TEST_ASSERT( mbedtls_mpi_read_string( &X, radix_X, input_X ) == 0 ); |
| 1077 | TEST_ASSERT( mbedtls_mpi_read_string( &A, radix_A, input_A ) == 0 ); |
| 1078 | TEST_ASSERT( mbedtls_mpi_mul_int( &Z, &X, input_Y ) == 0 ); |
Paul Bakker | dbd443d | 2013-08-16 13:38:47 +0200 | [diff] [blame] | 1079 | if( strcmp( result_comparison, "==" ) == 0 ) |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1080 | TEST_ASSERT( mbedtls_mpi_cmp_mpi( &Z, &A ) == 0 ); |
Paul Bakker | dbd443d | 2013-08-16 13:38:47 +0200 | [diff] [blame] | 1081 | else if( strcmp( result_comparison, "!=" ) == 0 ) |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1082 | TEST_ASSERT( mbedtls_mpi_cmp_mpi( &Z, &A ) != 0 ); |
Paul Bakker | dbd443d | 2013-08-16 13:38:47 +0200 | [diff] [blame] | 1083 | else |
| 1084 | TEST_ASSERT( "unknown operator" == 0 ); |
Paul Bakker | 6c591fa | 2011-05-05 11:49:20 +0000 | [diff] [blame] | 1085 | |
Paul Bakker | bd51b26 | 2014-07-10 15:26:12 +0200 | [diff] [blame] | 1086 | exit: |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1087 | mbedtls_mpi_free( &X ); mbedtls_mpi_free( &Z ); mbedtls_mpi_free( &A ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1088 | } |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 1089 | /* END_CASE */ |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1090 | |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 1091 | /* BEGIN_CASE */ |
Azim Khan | f1aaec9 | 2017-05-30 14:23:15 +0100 | [diff] [blame] | 1092 | void mbedtls_mpi_div_mpi( int radix_X, char * input_X, int radix_Y, |
| 1093 | char * input_Y, int radix_A, char * input_A, |
| 1094 | int radix_B, char * input_B, int div_result ) |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1095 | { |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1096 | mbedtls_mpi X, Y, Q, R, A, B; |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1097 | int res; |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1098 | mbedtls_mpi_init( &X ); mbedtls_mpi_init( &Y ); mbedtls_mpi_init( &Q ); mbedtls_mpi_init( &R ); |
| 1099 | mbedtls_mpi_init( &A ); mbedtls_mpi_init( &B ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1100 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1101 | TEST_ASSERT( mbedtls_mpi_read_string( &X, radix_X, input_X ) == 0 ); |
| 1102 | TEST_ASSERT( mbedtls_mpi_read_string( &Y, radix_Y, input_Y ) == 0 ); |
| 1103 | TEST_ASSERT( mbedtls_mpi_read_string( &A, radix_A, input_A ) == 0 ); |
| 1104 | TEST_ASSERT( mbedtls_mpi_read_string( &B, radix_B, input_B ) == 0 ); |
| 1105 | res = mbedtls_mpi_div_mpi( &Q, &R, &X, &Y ); |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 1106 | TEST_ASSERT( res == div_result ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1107 | if( res == 0 ) |
| 1108 | { |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1109 | TEST_ASSERT( mbedtls_mpi_cmp_mpi( &Q, &A ) == 0 ); |
| 1110 | TEST_ASSERT( mbedtls_mpi_cmp_mpi( &R, &B ) == 0 ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1111 | } |
Paul Bakker | 6c591fa | 2011-05-05 11:49:20 +0000 | [diff] [blame] | 1112 | |
Paul Bakker | bd51b26 | 2014-07-10 15:26:12 +0200 | [diff] [blame] | 1113 | exit: |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1114 | mbedtls_mpi_free( &X ); mbedtls_mpi_free( &Y ); mbedtls_mpi_free( &Q ); mbedtls_mpi_free( &R ); |
| 1115 | mbedtls_mpi_free( &A ); mbedtls_mpi_free( &B ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1116 | } |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 1117 | /* END_CASE */ |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1118 | |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 1119 | /* BEGIN_CASE */ |
Azim Khan | f1aaec9 | 2017-05-30 14:23:15 +0100 | [diff] [blame] | 1120 | void mbedtls_mpi_div_int( int radix_X, char * input_X, int input_Y, |
| 1121 | int radix_A, char * input_A, int radix_B, |
| 1122 | char * input_B, int div_result ) |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1123 | { |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1124 | mbedtls_mpi X, Q, R, A, B; |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1125 | int res; |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1126 | mbedtls_mpi_init( &X ); mbedtls_mpi_init( &Q ); mbedtls_mpi_init( &R ); mbedtls_mpi_init( &A ); |
| 1127 | mbedtls_mpi_init( &B ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1128 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1129 | TEST_ASSERT( mbedtls_mpi_read_string( &X, radix_X, input_X ) == 0 ); |
| 1130 | TEST_ASSERT( mbedtls_mpi_read_string( &A, radix_A, input_A ) == 0 ); |
| 1131 | TEST_ASSERT( mbedtls_mpi_read_string( &B, radix_B, input_B ) == 0 ); |
| 1132 | res = mbedtls_mpi_div_int( &Q, &R, &X, input_Y ); |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 1133 | TEST_ASSERT( res == div_result ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1134 | if( res == 0 ) |
| 1135 | { |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1136 | TEST_ASSERT( mbedtls_mpi_cmp_mpi( &Q, &A ) == 0 ); |
| 1137 | TEST_ASSERT( mbedtls_mpi_cmp_mpi( &R, &B ) == 0 ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1138 | } |
Paul Bakker | 6c591fa | 2011-05-05 11:49:20 +0000 | [diff] [blame] | 1139 | |
Paul Bakker | bd51b26 | 2014-07-10 15:26:12 +0200 | [diff] [blame] | 1140 | exit: |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1141 | mbedtls_mpi_free( &X ); mbedtls_mpi_free( &Q ); mbedtls_mpi_free( &R ); mbedtls_mpi_free( &A ); |
| 1142 | mbedtls_mpi_free( &B ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1143 | } |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 1144 | /* END_CASE */ |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1145 | |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 1146 | /* BEGIN_CASE */ |
Azim Khan | f1aaec9 | 2017-05-30 14:23:15 +0100 | [diff] [blame] | 1147 | void mbedtls_mpi_mod_mpi( int radix_X, char * input_X, int radix_Y, |
| 1148 | char * input_Y, int radix_A, char * input_A, |
| 1149 | int div_result ) |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1150 | { |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1151 | mbedtls_mpi X, Y, A; |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1152 | int res; |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1153 | mbedtls_mpi_init( &X ); mbedtls_mpi_init( &Y ); mbedtls_mpi_init( &A ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1154 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1155 | TEST_ASSERT( mbedtls_mpi_read_string( &X, radix_X, input_X ) == 0 ); |
| 1156 | TEST_ASSERT( mbedtls_mpi_read_string( &Y, radix_Y, input_Y ) == 0 ); |
| 1157 | TEST_ASSERT( mbedtls_mpi_read_string( &A, radix_A, input_A ) == 0 ); |
| 1158 | res = mbedtls_mpi_mod_mpi( &X, &X, &Y ); |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 1159 | TEST_ASSERT( res == div_result ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1160 | if( res == 0 ) |
| 1161 | { |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1162 | TEST_ASSERT( mbedtls_mpi_cmp_mpi( &X, &A ) == 0 ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1163 | } |
Paul Bakker | 6c591fa | 2011-05-05 11:49:20 +0000 | [diff] [blame] | 1164 | |
Paul Bakker | bd51b26 | 2014-07-10 15:26:12 +0200 | [diff] [blame] | 1165 | exit: |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1166 | mbedtls_mpi_free( &X ); mbedtls_mpi_free( &Y ); mbedtls_mpi_free( &A ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1167 | } |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 1168 | /* END_CASE */ |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1169 | |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 1170 | /* BEGIN_CASE */ |
Azim Khan | f1aaec9 | 2017-05-30 14:23:15 +0100 | [diff] [blame] | 1171 | void mbedtls_mpi_mod_int( int radix_X, char * input_X, int input_Y, |
| 1172 | int input_A, int div_result ) |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1173 | { |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1174 | mbedtls_mpi X; |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1175 | int res; |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1176 | mbedtls_mpi_uint r; |
| 1177 | mbedtls_mpi_init( &X ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1178 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1179 | TEST_ASSERT( mbedtls_mpi_read_string( &X, radix_X, input_X ) == 0 ); |
| 1180 | res = mbedtls_mpi_mod_int( &r, &X, input_Y ); |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 1181 | TEST_ASSERT( res == div_result ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1182 | if( res == 0 ) |
| 1183 | { |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1184 | TEST_ASSERT( r == (mbedtls_mpi_uint) input_A ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1185 | } |
Paul Bakker | 6c591fa | 2011-05-05 11:49:20 +0000 | [diff] [blame] | 1186 | |
Paul Bakker | bd51b26 | 2014-07-10 15:26:12 +0200 | [diff] [blame] | 1187 | exit: |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1188 | mbedtls_mpi_free( &X ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1189 | } |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 1190 | /* END_CASE */ |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1191 | |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 1192 | /* BEGIN_CASE */ |
Azim Khan | f1aaec9 | 2017-05-30 14:23:15 +0100 | [diff] [blame] | 1193 | void mbedtls_mpi_exp_mod( int radix_A, char * input_A, int radix_E, |
| 1194 | char * input_E, int radix_N, char * input_N, |
| 1195 | int radix_RR, char * input_RR, int radix_X, |
| 1196 | char * input_X, int div_result ) |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1197 | { |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1198 | mbedtls_mpi A, E, N, RR, Z, X; |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1199 | int res; |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1200 | mbedtls_mpi_init( &A ); mbedtls_mpi_init( &E ); mbedtls_mpi_init( &N ); |
| 1201 | mbedtls_mpi_init( &RR ); mbedtls_mpi_init( &Z ); mbedtls_mpi_init( &X ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1202 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1203 | TEST_ASSERT( mbedtls_mpi_read_string( &A, radix_A, input_A ) == 0 ); |
| 1204 | TEST_ASSERT( mbedtls_mpi_read_string( &E, radix_E, input_E ) == 0 ); |
| 1205 | TEST_ASSERT( mbedtls_mpi_read_string( &N, radix_N, input_N ) == 0 ); |
| 1206 | TEST_ASSERT( mbedtls_mpi_read_string( &X, radix_X, input_X ) == 0 ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1207 | |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 1208 | if( strlen( input_RR ) ) |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1209 | TEST_ASSERT( mbedtls_mpi_read_string( &RR, radix_RR, input_RR ) == 0 ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1210 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1211 | res = mbedtls_mpi_exp_mod( &Z, &A, &E, &N, &RR ); |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 1212 | TEST_ASSERT( res == div_result ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1213 | if( res == 0 ) |
| 1214 | { |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1215 | TEST_ASSERT( mbedtls_mpi_cmp_mpi( &Z, &X ) == 0 ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1216 | } |
Paul Bakker | 6c591fa | 2011-05-05 11:49:20 +0000 | [diff] [blame] | 1217 | |
Paul Bakker | bd51b26 | 2014-07-10 15:26:12 +0200 | [diff] [blame] | 1218 | exit: |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1219 | mbedtls_mpi_free( &A ); mbedtls_mpi_free( &E ); mbedtls_mpi_free( &N ); |
| 1220 | mbedtls_mpi_free( &RR ); mbedtls_mpi_free( &Z ); mbedtls_mpi_free( &X ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1221 | } |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 1222 | /* END_CASE */ |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1223 | |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 1224 | /* BEGIN_CASE */ |
Chris Jones | d10b331 | 2020-12-02 10:41:50 +0000 | [diff] [blame] | 1225 | void mbedtls_mpi_exp_mod_size( int A_bytes, int E_bytes, int N_bytes, |
Chris Jones | aa850cd | 2020-12-03 11:35:41 +0000 | [diff] [blame] | 1226 | int radix_RR, char * input_RR, int exp_result ) |
Chris Jones | d10b331 | 2020-12-02 10:41:50 +0000 | [diff] [blame] | 1227 | { |
| 1228 | mbedtls_mpi A, E, N, RR, Z; |
| 1229 | mbedtls_mpi_init( &A ); mbedtls_mpi_init( &E ); mbedtls_mpi_init( &N ); |
| 1230 | mbedtls_mpi_init( &RR ); mbedtls_mpi_init( &Z ); |
| 1231 | |
Chris Jones | aa850cd | 2020-12-03 11:35:41 +0000 | [diff] [blame] | 1232 | /* Set A to 2^(A_bytes - 1) + 1 */ |
Chris Jones | d10b331 | 2020-12-02 10:41:50 +0000 | [diff] [blame] | 1233 | TEST_ASSERT( mbedtls_mpi_lset( &A, 1 ) == 0 ); |
Chris Jones | d10b331 | 2020-12-02 10:41:50 +0000 | [diff] [blame] | 1234 | TEST_ASSERT( mbedtls_mpi_shift_l( &A, ( A_bytes * 8 ) - 1 ) == 0 ); |
Chris Jones | d10b331 | 2020-12-02 10:41:50 +0000 | [diff] [blame] | 1235 | TEST_ASSERT( mbedtls_mpi_set_bit( &A, 0, 1 ) == 0 ); |
Chris Jones | aa850cd | 2020-12-03 11:35:41 +0000 | [diff] [blame] | 1236 | |
| 1237 | /* Set E to 2^(E_bytes - 1) + 1 */ |
| 1238 | TEST_ASSERT( mbedtls_mpi_lset( &E, 1 ) == 0 ); |
| 1239 | TEST_ASSERT( mbedtls_mpi_shift_l( &E, ( E_bytes * 8 ) - 1 ) == 0 ); |
Chris Jones | d10b331 | 2020-12-02 10:41:50 +0000 | [diff] [blame] | 1240 | TEST_ASSERT( mbedtls_mpi_set_bit( &E, 0, 1 ) == 0 ); |
Chris Jones | aa850cd | 2020-12-03 11:35:41 +0000 | [diff] [blame] | 1241 | |
| 1242 | /* Set N to 2^(N_bytes - 1) + 1 */ |
| 1243 | TEST_ASSERT( mbedtls_mpi_lset( &N, 1 ) == 0 ); |
| 1244 | TEST_ASSERT( mbedtls_mpi_shift_l( &N, ( N_bytes * 8 ) - 1 ) == 0 ); |
Chris Jones | d10b331 | 2020-12-02 10:41:50 +0000 | [diff] [blame] | 1245 | TEST_ASSERT( mbedtls_mpi_set_bit( &N, 0, 1 ) == 0 ); |
| 1246 | |
| 1247 | if( strlen( input_RR ) ) |
| 1248 | TEST_ASSERT( mbedtls_mpi_read_string( &RR, radix_RR, input_RR ) == 0 ); |
| 1249 | |
Chris Jones | aa850cd | 2020-12-03 11:35:41 +0000 | [diff] [blame] | 1250 | TEST_ASSERT( mbedtls_mpi_exp_mod( &Z, &A, &E, &N, &RR ) == exp_result ); |
Chris Jones | d10b331 | 2020-12-02 10:41:50 +0000 | [diff] [blame] | 1251 | |
| 1252 | exit: |
| 1253 | mbedtls_mpi_free( &A ); mbedtls_mpi_free( &E ); mbedtls_mpi_free( &N ); |
| 1254 | mbedtls_mpi_free( &RR ); mbedtls_mpi_free( &Z ); |
| 1255 | } |
| 1256 | /* END_CASE */ |
| 1257 | |
| 1258 | /* BEGIN_CASE */ |
Azim Khan | f1aaec9 | 2017-05-30 14:23:15 +0100 | [diff] [blame] | 1259 | void mbedtls_mpi_inv_mod( int radix_X, char * input_X, int radix_Y, |
| 1260 | char * input_Y, int radix_A, char * input_A, |
| 1261 | int div_result ) |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1262 | { |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1263 | mbedtls_mpi X, Y, Z, A; |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1264 | int res; |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1265 | mbedtls_mpi_init( &X ); mbedtls_mpi_init( &Y ); mbedtls_mpi_init( &Z ); mbedtls_mpi_init( &A ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1266 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1267 | TEST_ASSERT( mbedtls_mpi_read_string( &X, radix_X, input_X ) == 0 ); |
| 1268 | TEST_ASSERT( mbedtls_mpi_read_string( &Y, radix_Y, input_Y ) == 0 ); |
| 1269 | TEST_ASSERT( mbedtls_mpi_read_string( &A, radix_A, input_A ) == 0 ); |
| 1270 | res = mbedtls_mpi_inv_mod( &Z, &X, &Y ); |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 1271 | TEST_ASSERT( res == div_result ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1272 | if( res == 0 ) |
| 1273 | { |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1274 | TEST_ASSERT( mbedtls_mpi_cmp_mpi( &Z, &A ) == 0 ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1275 | } |
Paul Bakker | 6c591fa | 2011-05-05 11:49:20 +0000 | [diff] [blame] | 1276 | |
Paul Bakker | bd51b26 | 2014-07-10 15:26:12 +0200 | [diff] [blame] | 1277 | exit: |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1278 | mbedtls_mpi_free( &X ); mbedtls_mpi_free( &Y ); mbedtls_mpi_free( &Z ); mbedtls_mpi_free( &A ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1279 | } |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 1280 | /* END_CASE */ |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1281 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1282 | /* BEGIN_CASE depends_on:MBEDTLS_GENPRIME */ |
Azim Khan | f1aaec9 | 2017-05-30 14:23:15 +0100 | [diff] [blame] | 1283 | void mbedtls_mpi_is_prime( int radix_X, char * input_X, int div_result ) |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1284 | { |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1285 | mbedtls_mpi X; |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1286 | int res; |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1287 | mbedtls_mpi_init( &X ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1288 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1289 | TEST_ASSERT( mbedtls_mpi_read_string( &X, radix_X, input_X ) == 0 ); |
Ronald Cron | 351f0ee | 2020-06-10 12:12:18 +0200 | [diff] [blame] | 1290 | res = mbedtls_mpi_is_prime_ext( &X, 40, mbedtls_test_rnd_std_rand, NULL ); |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 1291 | TEST_ASSERT( res == div_result ); |
Paul Bakker | 6c591fa | 2011-05-05 11:49:20 +0000 | [diff] [blame] | 1292 | |
Paul Bakker | bd51b26 | 2014-07-10 15:26:12 +0200 | [diff] [blame] | 1293 | exit: |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1294 | mbedtls_mpi_free( &X ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1295 | } |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 1296 | /* END_CASE */ |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1297 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1298 | /* BEGIN_CASE depends_on:MBEDTLS_GENPRIME */ |
Janos Follath | 64eca05 | 2018-09-05 17:04:49 +0100 | [diff] [blame] | 1299 | void mbedtls_mpi_is_prime_det( data_t * input_X, data_t * witnesses, |
Darryl Green | ac2ead0 | 2018-10-02 15:30:39 +0100 | [diff] [blame] | 1300 | int chunk_len, int rounds ) |
Janos Follath | 64eca05 | 2018-09-05 17:04:49 +0100 | [diff] [blame] | 1301 | { |
| 1302 | mbedtls_mpi X; |
| 1303 | int res; |
| 1304 | mbedtls_test_mpi_random rand; |
| 1305 | |
| 1306 | mbedtls_mpi_init( &X ); |
| 1307 | rand.data = witnesses; |
| 1308 | rand.pos = 0; |
| 1309 | rand.chunk_len = chunk_len; |
| 1310 | |
| 1311 | TEST_ASSERT( mbedtls_mpi_read_binary( &X, input_X->x, input_X->len ) == 0 ); |
Darryl Green | ac2ead0 | 2018-10-02 15:30:39 +0100 | [diff] [blame] | 1312 | res = mbedtls_mpi_is_prime_ext( &X, rounds - 1, |
| 1313 | mbedtls_test_mpi_miller_rabin_determinizer, |
| 1314 | &rand ); |
| 1315 | TEST_ASSERT( res == 0 ); |
| 1316 | |
| 1317 | rand.data = witnesses; |
| 1318 | rand.pos = 0; |
| 1319 | rand.chunk_len = chunk_len; |
| 1320 | |
Janos Follath | a0b67c2 | 2018-09-18 14:48:23 +0100 | [diff] [blame] | 1321 | res = mbedtls_mpi_is_prime_ext( &X, rounds, |
| 1322 | mbedtls_test_mpi_miller_rabin_determinizer, |
Janos Follath | 64eca05 | 2018-09-05 17:04:49 +0100 | [diff] [blame] | 1323 | &rand ); |
Darryl Green | ac2ead0 | 2018-10-02 15:30:39 +0100 | [diff] [blame] | 1324 | TEST_ASSERT( res == MBEDTLS_ERR_MPI_NOT_ACCEPTABLE ); |
Janos Follath | 64eca05 | 2018-09-05 17:04:49 +0100 | [diff] [blame] | 1325 | |
| 1326 | exit: |
| 1327 | mbedtls_mpi_free( &X ); |
| 1328 | } |
| 1329 | /* END_CASE */ |
| 1330 | |
| 1331 | /* BEGIN_CASE depends_on:MBEDTLS_GENPRIME */ |
Janos Follath | a3cb7eb | 2018-08-14 15:31:54 +0100 | [diff] [blame] | 1332 | void mbedtls_mpi_gen_prime( int bits, int flags, int ref_ret ) |
Manuel Pégourié-Gonnard | 15f58a8 | 2014-06-16 17:12:40 +0200 | [diff] [blame] | 1333 | { |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1334 | mbedtls_mpi X; |
Manuel Pégourié-Gonnard | 15f58a8 | 2014-06-16 17:12:40 +0200 | [diff] [blame] | 1335 | int my_ret; |
| 1336 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1337 | mbedtls_mpi_init( &X ); |
Manuel Pégourié-Gonnard | 15f58a8 | 2014-06-16 17:12:40 +0200 | [diff] [blame] | 1338 | |
Ronald Cron | 6c5bd7f | 2020-06-10 14:08:26 +0200 | [diff] [blame] | 1339 | my_ret = mbedtls_mpi_gen_prime( &X, bits, flags, |
| 1340 | mbedtls_test_rnd_std_rand, NULL ); |
Manuel Pégourié-Gonnard | 15f58a8 | 2014-06-16 17:12:40 +0200 | [diff] [blame] | 1341 | TEST_ASSERT( my_ret == ref_ret ); |
| 1342 | |
| 1343 | if( ref_ret == 0 ) |
| 1344 | { |
Manuel Pégourié-Gonnard | c0696c2 | 2015-06-18 16:47:17 +0200 | [diff] [blame] | 1345 | size_t actual_bits = mbedtls_mpi_bitlen( &X ); |
Manuel Pégourié-Gonnard | 15f58a8 | 2014-06-16 17:12:40 +0200 | [diff] [blame] | 1346 | |
| 1347 | TEST_ASSERT( actual_bits >= (size_t) bits ); |
| 1348 | TEST_ASSERT( actual_bits <= (size_t) bits + 1 ); |
| 1349 | |
Ronald Cron | 6c5bd7f | 2020-06-10 14:08:26 +0200 | [diff] [blame] | 1350 | TEST_ASSERT( mbedtls_mpi_is_prime_ext( &X, 40, |
| 1351 | mbedtls_test_rnd_std_rand, |
| 1352 | NULL ) == 0 ); |
Janos Follath | a3cb7eb | 2018-08-14 15:31:54 +0100 | [diff] [blame] | 1353 | if( flags & MBEDTLS_MPI_GEN_PRIME_FLAG_DH ) |
Manuel Pégourié-Gonnard | 15f58a8 | 2014-06-16 17:12:40 +0200 | [diff] [blame] | 1354 | { |
Hanno Becker | d4d6057 | 2018-01-10 07:12:01 +0000 | [diff] [blame] | 1355 | /* X = ( X - 1 ) / 2 */ |
| 1356 | TEST_ASSERT( mbedtls_mpi_shift_r( &X, 1 ) == 0 ); |
Ronald Cron | 6c5bd7f | 2020-06-10 14:08:26 +0200 | [diff] [blame] | 1357 | TEST_ASSERT( mbedtls_mpi_is_prime_ext( &X, 40, |
| 1358 | mbedtls_test_rnd_std_rand, |
| 1359 | NULL ) == 0 ); |
Manuel Pégourié-Gonnard | 15f58a8 | 2014-06-16 17:12:40 +0200 | [diff] [blame] | 1360 | } |
| 1361 | } |
| 1362 | |
Paul Bakker | bd51b26 | 2014-07-10 15:26:12 +0200 | [diff] [blame] | 1363 | exit: |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1364 | mbedtls_mpi_free( &X ); |
Manuel Pégourié-Gonnard | 15f58a8 | 2014-06-16 17:12:40 +0200 | [diff] [blame] | 1365 | } |
| 1366 | /* END_CASE */ |
| 1367 | |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 1368 | /* BEGIN_CASE */ |
Azim Khan | f1aaec9 | 2017-05-30 14:23:15 +0100 | [diff] [blame] | 1369 | void mbedtls_mpi_shift_l( int radix_X, char * input_X, int shift_X, |
| 1370 | int radix_A, char * input_A ) |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1371 | { |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1372 | mbedtls_mpi X, A; |
| 1373 | mbedtls_mpi_init( &X ); mbedtls_mpi_init( &A ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1374 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1375 | TEST_ASSERT( mbedtls_mpi_read_string( &X, radix_X, input_X ) == 0 ); |
| 1376 | TEST_ASSERT( mbedtls_mpi_read_string( &A, radix_A, input_A ) == 0 ); |
| 1377 | TEST_ASSERT( mbedtls_mpi_shift_l( &X, shift_X ) == 0 ); |
| 1378 | TEST_ASSERT( mbedtls_mpi_cmp_mpi( &X, &A ) == 0 ); |
Paul Bakker | 6c591fa | 2011-05-05 11:49:20 +0000 | [diff] [blame] | 1379 | |
Paul Bakker | bd51b26 | 2014-07-10 15:26:12 +0200 | [diff] [blame] | 1380 | exit: |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1381 | mbedtls_mpi_free( &X ); mbedtls_mpi_free( &A ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1382 | } |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 1383 | /* END_CASE */ |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1384 | |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 1385 | /* BEGIN_CASE */ |
Azim Khan | f1aaec9 | 2017-05-30 14:23:15 +0100 | [diff] [blame] | 1386 | void mbedtls_mpi_shift_r( int radix_X, char * input_X, int shift_X, |
| 1387 | int radix_A, char * input_A ) |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1388 | { |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1389 | mbedtls_mpi X, A; |
| 1390 | mbedtls_mpi_init( &X ); mbedtls_mpi_init( &A ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1391 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1392 | TEST_ASSERT( mbedtls_mpi_read_string( &X, radix_X, input_X ) == 0 ); |
| 1393 | TEST_ASSERT( mbedtls_mpi_read_string( &A, radix_A, input_A ) == 0 ); |
| 1394 | TEST_ASSERT( mbedtls_mpi_shift_r( &X, shift_X ) == 0 ); |
| 1395 | TEST_ASSERT( mbedtls_mpi_cmp_mpi( &X, &A ) == 0 ); |
Paul Bakker | 6c591fa | 2011-05-05 11:49:20 +0000 | [diff] [blame] | 1396 | |
Paul Bakker | bd51b26 | 2014-07-10 15:26:12 +0200 | [diff] [blame] | 1397 | exit: |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1398 | mbedtls_mpi_free( &X ); mbedtls_mpi_free( &A ); |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1399 | } |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 1400 | /* END_CASE */ |
Paul Bakker | 367dae4 | 2009-06-28 21:50:27 +0000 | [diff] [blame] | 1401 | |
Gilles Peskine | 3cb1e29 | 2020-11-25 15:37:20 +0100 | [diff] [blame] | 1402 | /* BEGIN_CASE */ |
| 1403 | void mpi_fill_random( int wanted_bytes, int rng_bytes, int expected_ret ) |
| 1404 | { |
| 1405 | mbedtls_mpi X; |
| 1406 | int ret; |
| 1407 | size_t bytes_left = rng_bytes; |
| 1408 | mbedtls_mpi_init( &X ); |
| 1409 | |
| 1410 | ret = mbedtls_mpi_fill_random( &X, wanted_bytes, |
| 1411 | f_rng_bytes_left, &bytes_left ); |
| 1412 | TEST_ASSERT( ret == expected_ret ); |
| 1413 | |
| 1414 | if( expected_ret == 0 ) |
| 1415 | { |
| 1416 | /* mbedtls_mpi_fill_random is documented to use bytes from the RNG |
| 1417 | * as a big-endian representation of the number. We know when |
| 1418 | * our RNG function returns null bytes, so we know how many |
| 1419 | * leading zero bytes the number has. */ |
| 1420 | size_t leading_zeros = 0; |
| 1421 | if( wanted_bytes > 0 && rng_bytes % 256 == 0 ) |
| 1422 | leading_zeros = 1; |
| 1423 | TEST_ASSERT( mbedtls_mpi_size( &X ) + leading_zeros == |
| 1424 | (size_t) wanted_bytes ); |
| 1425 | TEST_ASSERT( (int) bytes_left == rng_bytes - wanted_bytes ); |
| 1426 | } |
| 1427 | |
| 1428 | exit: |
| 1429 | mbedtls_mpi_free( &X ); |
| 1430 | } |
| 1431 | /* END_CASE */ |
| 1432 | |
Gilles Peskine | 02ac93a | 2021-03-29 22:02:55 +0200 | [diff] [blame] | 1433 | /* BEGIN_CASE */ |
| 1434 | void mpi_random_many( int min, data_t *bound_bytes, int iterations ) |
| 1435 | { |
| 1436 | /* Generate numbers in the range 1..bound-1. Do it iterations times. |
| 1437 | * This function assumes that the value of bound is at least 2 and |
| 1438 | * that iterations is large enough that a one-in-2^iterations chance |
| 1439 | * effectively never occurs. |
| 1440 | */ |
| 1441 | |
| 1442 | mbedtls_mpi upper_bound; |
| 1443 | size_t n_bits; |
| 1444 | mbedtls_mpi result; |
| 1445 | size_t b; |
| 1446 | /* If upper_bound is small, stats[b] is the number of times the value b |
| 1447 | * has been generated. Otherwise stats[b] is the number of times a |
| 1448 | * value with bit b set has been generated. */ |
| 1449 | size_t *stats = NULL; |
| 1450 | size_t stats_len; |
| 1451 | int full_stats; |
| 1452 | size_t i; |
| 1453 | |
| 1454 | mbedtls_mpi_init( &upper_bound ); |
| 1455 | mbedtls_mpi_init( &result ); |
| 1456 | |
| 1457 | TEST_EQUAL( 0, mbedtls_mpi_read_binary( &upper_bound, |
| 1458 | bound_bytes->x, bound_bytes->len ) ); |
| 1459 | n_bits = mbedtls_mpi_bitlen( &upper_bound ); |
| 1460 | /* Consider a bound "small" if it's less than 2^5. This value is chosen |
| 1461 | * to be small enough that the probability of missing one value is |
| 1462 | * negligible given the number of iterations. It must be less than |
| 1463 | * 256 because some of the code below assumes that "small" values |
| 1464 | * fit in a byte. */ |
| 1465 | if( n_bits <= 5 ) |
| 1466 | { |
| 1467 | full_stats = 1; |
| 1468 | stats_len = bound_bytes->x[bound_bytes->len - 1]; |
| 1469 | } |
| 1470 | else |
| 1471 | { |
| 1472 | full_stats = 0; |
| 1473 | stats_len = n_bits; |
| 1474 | } |
| 1475 | ASSERT_ALLOC( stats, stats_len ); |
| 1476 | |
| 1477 | for( i = 0; i < (size_t) iterations; i++ ) |
| 1478 | { |
| 1479 | mbedtls_test_set_step( i ); |
| 1480 | TEST_EQUAL( 0, mbedtls_mpi_random( &result, min, &upper_bound, |
| 1481 | mbedtls_test_rnd_std_rand, NULL ) ); |
| 1482 | |
| 1483 | TEST_ASSERT( mbedtls_mpi_cmp_mpi( &result, &upper_bound ) < 0 ); |
| 1484 | TEST_ASSERT( mbedtls_mpi_cmp_int( &result, min ) >= 0 ); |
| 1485 | if( full_stats ) |
| 1486 | { |
| 1487 | uint8_t value; |
| 1488 | TEST_EQUAL( 0, mbedtls_mpi_write_binary( &result, &value, 1 ) ); |
| 1489 | TEST_ASSERT( value < stats_len ); |
| 1490 | ++stats[value]; |
| 1491 | } |
| 1492 | else |
| 1493 | { |
| 1494 | for( b = 0; b < n_bits; b++ ) |
| 1495 | stats[b] += mbedtls_mpi_get_bit( &result, b ); |
| 1496 | } |
| 1497 | } |
| 1498 | |
| 1499 | if( full_stats ) |
| 1500 | { |
| 1501 | for( b = 1; b < stats_len; b++ ) |
| 1502 | { |
| 1503 | mbedtls_test_set_step( 1000000 + b ); |
| 1504 | /* Assert that each value has been reached at least once. |
| 1505 | * This is almost guaranteed if the iteration count is large |
| 1506 | * enough. This is a very crude way of checking the distribution. |
| 1507 | */ |
| 1508 | TEST_ASSERT( stats[b] > 0 ); |
| 1509 | } |
| 1510 | } |
| 1511 | else |
| 1512 | { |
| 1513 | for( b = 0; b < n_bits; b++ ) |
| 1514 | { |
| 1515 | mbedtls_test_set_step( 1000000 + b ); |
| 1516 | /* Assert that each bit has been set in at least one result and |
| 1517 | * clear in at least one result. Provided that iterations is not |
| 1518 | * too small, it would be extremely unlikely for this not to be |
| 1519 | * the case if the results are uniformly distributed. |
| 1520 | * |
| 1521 | * As an exception, the top bit may legitimately never be set |
| 1522 | * if bound is a power of 2 or only slightly above. |
| 1523 | */ |
| 1524 | if( b != n_bits - 1 || |
| 1525 | is_significantly_above_a_power_of_2( bound_bytes ) ) |
| 1526 | { |
| 1527 | TEST_ASSERT( stats[b] > 0 ); |
| 1528 | } |
| 1529 | TEST_ASSERT( stats[b] < (size_t) iterations ); |
| 1530 | } |
| 1531 | } |
| 1532 | |
| 1533 | exit: |
| 1534 | mbedtls_mpi_free( &upper_bound ); |
| 1535 | mbedtls_mpi_free( &result ); |
| 1536 | mbedtls_free( stats ); |
| 1537 | } |
| 1538 | /* END_CASE */ |
| 1539 | |
Gilles Peskine | 1e918f4 | 2021-03-29 22:14:51 +0200 | [diff] [blame^] | 1540 | /* BEGIN_CASE */ |
| 1541 | void mpi_random_fail( int min, data_t *bound_bytes, int expected_ret ) |
| 1542 | { |
| 1543 | mbedtls_mpi upper_bound; |
| 1544 | mbedtls_mpi result; |
| 1545 | int actual_ret; |
| 1546 | |
| 1547 | mbedtls_mpi_init( &upper_bound ); |
| 1548 | mbedtls_mpi_init( &result ); |
| 1549 | |
| 1550 | TEST_EQUAL( 0, mbedtls_mpi_read_binary( &upper_bound, |
| 1551 | bound_bytes->x, bound_bytes->len ) ); |
| 1552 | actual_ret = mbedtls_mpi_random( &result, min, &upper_bound, |
| 1553 | mbedtls_test_rnd_std_rand, NULL ); |
| 1554 | TEST_EQUAL( expected_ret, actual_ret ); |
| 1555 | |
| 1556 | exit: |
| 1557 | mbedtls_mpi_free( &upper_bound ); |
| 1558 | mbedtls_mpi_free( &result ); |
| 1559 | } |
| 1560 | /* END_CASE */ |
| 1561 | |
Manuel Pégourié-Gonnard | 2cf5a7c | 2015-04-08 12:49:31 +0200 | [diff] [blame] | 1562 | /* BEGIN_CASE depends_on:MBEDTLS_SELF_TEST */ |
Azim Khan | f1aaec9 | 2017-05-30 14:23:15 +0100 | [diff] [blame] | 1563 | void mpi_selftest( ) |
Paul Bakker | e896fea | 2009-07-06 06:40:23 +0000 | [diff] [blame] | 1564 | { |
Andres AG | 93012e8 | 2016-09-09 09:10:28 +0100 | [diff] [blame] | 1565 | TEST_ASSERT( mbedtls_mpi_self_test( 1 ) == 0 ); |
Paul Bakker | e896fea | 2009-07-06 06:40:23 +0000 | [diff] [blame] | 1566 | } |
Paul Bakker | 33b43f1 | 2013-08-20 11:48:36 +0200 | [diff] [blame] | 1567 | /* END_CASE */ |