Willie Solano / mbedtls-slave-prot-prod

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Dependents:   Slave-prot-prod

tests/suites/test_suite_hmac_drbg.function@1:1a219dea6cb5, 2019-06-04 (annotated)

Committer:
williequesada
Date:
Tue Jun 04 16:03:38 2019 +0000
Revision:
1:1a219dea6cb5
Parent:
0:cdf462088d13 
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UserRevisionLine numberNew contents of line
markrad 0:cdf462088d13 1 /* BEGIN_HEADER */
markrad 0:cdf462088d13 2 #include "mbedtls/hmac_drbg.h"
markrad 0:cdf462088d13 3
markrad 0:cdf462088d13 4 typedef struct
markrad 0:cdf462088d13 5 {
markrad 0:cdf462088d13 6 unsigned char *p;
markrad 0:cdf462088d13 7 size_t len;
markrad 0:cdf462088d13 8 } entropy_ctx;
markrad 0:cdf462088d13 9
markrad 0:cdf462088d13 10 int mbedtls_entropy_func( void *data, unsigned char *buf, size_t len )
markrad 0:cdf462088d13 11 {
markrad 0:cdf462088d13 12 entropy_ctx *ctx = (entropy_ctx *) data;
markrad 0:cdf462088d13 13
markrad 0:cdf462088d13 14 if( len > ctx->len )
markrad 0:cdf462088d13 15 return( -1 );
markrad 0:cdf462088d13 16
markrad 0:cdf462088d13 17 memcpy( buf, ctx->p, len );
markrad 0:cdf462088d13 18
markrad 0:cdf462088d13 19 ctx->p += len;
markrad 0:cdf462088d13 20 ctx->len -= len;
markrad 0:cdf462088d13 21
markrad 0:cdf462088d13 22 return( 0 );
markrad 0:cdf462088d13 23 }
markrad 0:cdf462088d13 24 /* END_HEADER */
markrad 0:cdf462088d13 25
markrad 0:cdf462088d13 26 /* BEGIN_DEPENDENCIES
markrad 0:cdf462088d13 27 * depends_on:MBEDTLS_HMAC_DRBG_C
markrad 0:cdf462088d13 28 * END_DEPENDENCIES
markrad 0:cdf462088d13 29 */
markrad 0:cdf462088d13 30
markrad 0:cdf462088d13 31 /* BEGIN_CASE */
markrad 0:cdf462088d13 32 void hmac_drbg_entropy_usage( int md_alg )
markrad 0:cdf462088d13 33 {
markrad 0:cdf462088d13 34 unsigned char out[16];
markrad 0:cdf462088d13 35 unsigned char buf[1024];
markrad 0:cdf462088d13 36 const mbedtls_md_info_t *md_info;
markrad 0:cdf462088d13 37 mbedtls_hmac_drbg_context ctx;
markrad 0:cdf462088d13 38 entropy_ctx entropy;
markrad 0:cdf462088d13 39 size_t last_len, i, reps = 10;
markrad 0:cdf462088d13 40
markrad 0:cdf462088d13 41 mbedtls_hmac_drbg_init( &ctx );
markrad 0:cdf462088d13 42 memset( buf, 0, sizeof( buf ) );
markrad 0:cdf462088d13 43 memset( out, 0, sizeof( out ) );
markrad 0:cdf462088d13 44
markrad 0:cdf462088d13 45 entropy.len = sizeof( buf );
markrad 0:cdf462088d13 46 entropy.p = buf;
markrad 0:cdf462088d13 47
markrad 0:cdf462088d13 48 md_info = mbedtls_md_info_from_type( md_alg );
markrad 0:cdf462088d13 49 TEST_ASSERT( md_info != NULL );
markrad 0:cdf462088d13 50
markrad 0:cdf462088d13 51 /* Init must use entropy */
markrad 0:cdf462088d13 52 last_len = entropy.len;
markrad 0:cdf462088d13 53 TEST_ASSERT( mbedtls_hmac_drbg_seed( &ctx, md_info, mbedtls_entropy_func, &entropy,
markrad 0:cdf462088d13 54 NULL, 0 ) == 0 );
markrad 0:cdf462088d13 55 TEST_ASSERT( entropy.len < last_len );
markrad 0:cdf462088d13 56
markrad 0:cdf462088d13 57 /* By default, PR is off and reseed_interval is large,
markrad 0:cdf462088d13 58 * so the next few calls should not use entropy */
markrad 0:cdf462088d13 59 last_len = entropy.len;
markrad 0:cdf462088d13 60 for( i = 0; i < reps; i++ )
markrad 0:cdf462088d13 61 {
markrad 0:cdf462088d13 62 TEST_ASSERT( mbedtls_hmac_drbg_random( &ctx, out, sizeof( out ) - 4 ) == 0 );
markrad 0:cdf462088d13 63 TEST_ASSERT( mbedtls_hmac_drbg_random_with_add( &ctx, out, sizeof( out ) - 4,
markrad 0:cdf462088d13 64 buf, 16 ) == 0 );
markrad 0:cdf462088d13 65 }
markrad 0:cdf462088d13 66 TEST_ASSERT( entropy.len == last_len );
markrad 0:cdf462088d13 67
markrad 0:cdf462088d13 68 /* While at it, make sure we didn't write past the requested length */
markrad 0:cdf462088d13 69 TEST_ASSERT( out[sizeof( out ) - 4] == 0 );
markrad 0:cdf462088d13 70 TEST_ASSERT( out[sizeof( out ) - 3] == 0 );
markrad 0:cdf462088d13 71 TEST_ASSERT( out[sizeof( out ) - 2] == 0 );
markrad 0:cdf462088d13 72 TEST_ASSERT( out[sizeof( out ) - 1] == 0 );
markrad 0:cdf462088d13 73
markrad 0:cdf462088d13 74 /* Set reseed_interval to the number of calls done,
markrad 0:cdf462088d13 75 * so the next call should reseed */
markrad 0:cdf462088d13 76 mbedtls_hmac_drbg_set_reseed_interval( &ctx, 2 * reps );
markrad 0:cdf462088d13 77 TEST_ASSERT( mbedtls_hmac_drbg_random( &ctx, out, sizeof( out ) ) == 0 );
markrad 0:cdf462088d13 78 TEST_ASSERT( entropy.len < last_len );
markrad 0:cdf462088d13 79
markrad 0:cdf462088d13 80 /* The new few calls should not reseed */
markrad 0:cdf462088d13 81 last_len = entropy.len;
markrad 0:cdf462088d13 82 for( i = 0; i < reps / 2; i++ )
markrad 0:cdf462088d13 83 {
markrad 0:cdf462088d13 84 TEST_ASSERT( mbedtls_hmac_drbg_random( &ctx, out, sizeof( out ) ) == 0 );
markrad 0:cdf462088d13 85 TEST_ASSERT( mbedtls_hmac_drbg_random_with_add( &ctx, out, sizeof( out ) ,
markrad 0:cdf462088d13 86 buf, 16 ) == 0 );
markrad 0:cdf462088d13 87 }
markrad 0:cdf462088d13 88 TEST_ASSERT( entropy.len == last_len );
markrad 0:cdf462088d13 89
markrad 0:cdf462088d13 90 /* Now enable PR, so the next few calls should all reseed */
markrad 0:cdf462088d13 91 mbedtls_hmac_drbg_set_prediction_resistance( &ctx, MBEDTLS_HMAC_DRBG_PR_ON );
markrad 0:cdf462088d13 92 TEST_ASSERT( mbedtls_hmac_drbg_random( &ctx, out, sizeof( out ) ) == 0 );
markrad 0:cdf462088d13 93 TEST_ASSERT( entropy.len < last_len );
markrad 0:cdf462088d13 94
markrad 0:cdf462088d13 95 /* Finally, check setting entropy_len */
markrad 0:cdf462088d13 96 mbedtls_hmac_drbg_set_entropy_len( &ctx, 42 );
markrad 0:cdf462088d13 97 last_len = entropy.len;
markrad 0:cdf462088d13 98 TEST_ASSERT( mbedtls_hmac_drbg_random( &ctx, out, sizeof( out ) ) == 0 );
markrad 0:cdf462088d13 99 TEST_ASSERT( (int) last_len - entropy.len == 42 );
markrad 0:cdf462088d13 100
markrad 0:cdf462088d13 101 mbedtls_hmac_drbg_set_entropy_len( &ctx, 13 );
markrad 0:cdf462088d13 102 last_len = entropy.len;
markrad 0:cdf462088d13 103 TEST_ASSERT( mbedtls_hmac_drbg_random( &ctx, out, sizeof( out ) ) == 0 );
markrad 0:cdf462088d13 104 TEST_ASSERT( (int) last_len - entropy.len == 13 );
markrad 0:cdf462088d13 105
markrad 0:cdf462088d13 106 exit:
markrad 0:cdf462088d13 107 mbedtls_hmac_drbg_free( &ctx );
markrad 0:cdf462088d13 108 }
markrad 0:cdf462088d13 109 /* END_CASE */
markrad 0:cdf462088d13 110
markrad 0:cdf462088d13 111 /* BEGIN_CASE depends_on:MBEDTLS_FS_IO */
markrad 0:cdf462088d13 112 void hmac_drbg_seed_file( int md_alg, char *path, int ret )
markrad 0:cdf462088d13 113 {
markrad 0:cdf462088d13 114 const mbedtls_md_info_t *md_info;
markrad 0:cdf462088d13 115 mbedtls_hmac_drbg_context ctx;
markrad 0:cdf462088d13 116
markrad 0:cdf462088d13 117 mbedtls_hmac_drbg_init( &ctx );
markrad 0:cdf462088d13 118
markrad 0:cdf462088d13 119 md_info = mbedtls_md_info_from_type( md_alg );
markrad 0:cdf462088d13 120 TEST_ASSERT( md_info != NULL );
markrad 0:cdf462088d13 121
markrad 0:cdf462088d13 122 TEST_ASSERT( mbedtls_hmac_drbg_seed( &ctx, md_info, rnd_std_rand, NULL,
markrad 0:cdf462088d13 123 NULL, 0 ) == 0 );
markrad 0:cdf462088d13 124
markrad 0:cdf462088d13 125 TEST_ASSERT( mbedtls_hmac_drbg_write_seed_file( &ctx, path ) == ret );
markrad 0:cdf462088d13 126 TEST_ASSERT( mbedtls_hmac_drbg_update_seed_file( &ctx, path ) == ret );
markrad 0:cdf462088d13 127
markrad 0:cdf462088d13 128 exit:
markrad 0:cdf462088d13 129 mbedtls_hmac_drbg_free( &ctx );
markrad 0:cdf462088d13 130 }
markrad 0:cdf462088d13 131 /* END_CASE */
markrad 0:cdf462088d13 132
markrad 0:cdf462088d13 133 /* BEGIN_CASE */
markrad 0:cdf462088d13 134 void hmac_drbg_buf( int md_alg )
markrad 0:cdf462088d13 135 {
markrad 0:cdf462088d13 136 unsigned char out[16];
markrad 0:cdf462088d13 137 unsigned char buf[100];
markrad 0:cdf462088d13 138 const mbedtls_md_info_t *md_info;
markrad 0:cdf462088d13 139 mbedtls_hmac_drbg_context ctx;
markrad 0:cdf462088d13 140 size_t i;
markrad 0:cdf462088d13 141
markrad 0:cdf462088d13 142 mbedtls_hmac_drbg_init( &ctx );
markrad 0:cdf462088d13 143 memset( buf, 0, sizeof( buf ) );
markrad 0:cdf462088d13 144 memset( out, 0, sizeof( out ) );
markrad 0:cdf462088d13 145
markrad 0:cdf462088d13 146 md_info = mbedtls_md_info_from_type( md_alg );
markrad 0:cdf462088d13 147 TEST_ASSERT( md_info != NULL );
markrad 0:cdf462088d13 148 TEST_ASSERT( mbedtls_hmac_drbg_seed_buf( &ctx, md_info, buf, sizeof( buf ) ) == 0 );
markrad 0:cdf462088d13 149
markrad 0:cdf462088d13 150 /* Make sure it never tries to reseed (would segfault otherwise) */
markrad 0:cdf462088d13 151 mbedtls_hmac_drbg_set_reseed_interval( &ctx, 3 );
markrad 0:cdf462088d13 152 mbedtls_hmac_drbg_set_prediction_resistance( &ctx, MBEDTLS_HMAC_DRBG_PR_ON );
markrad 0:cdf462088d13 153
markrad 0:cdf462088d13 154 for( i = 0; i < 30; i++ )
markrad 0:cdf462088d13 155 TEST_ASSERT( mbedtls_hmac_drbg_random( &ctx, out, sizeof( out ) ) == 0 );
markrad 0:cdf462088d13 156
markrad 0:cdf462088d13 157 exit:
markrad 0:cdf462088d13 158 mbedtls_hmac_drbg_free( &ctx );
markrad 0:cdf462088d13 159 }
markrad 0:cdf462088d13 160 /* END_CASE */
markrad 0:cdf462088d13 161
markrad 0:cdf462088d13 162 /* BEGIN_CASE */
markrad 0:cdf462088d13 163 void hmac_drbg_no_reseed( int md_alg,
markrad 0:cdf462088d13 164 char *entropy_hex, char *custom_hex,
markrad 0:cdf462088d13 165 char *add1_hex, char *add2_hex,
markrad 0:cdf462088d13 166 char *output_hex )
markrad 0:cdf462088d13 167 {
markrad 0:cdf462088d13 168 unsigned char data[1024];
markrad 0:cdf462088d13 169 unsigned char entropy[512];
markrad 0:cdf462088d13 170 unsigned char custom[512];
markrad 0:cdf462088d13 171 unsigned char add1[512];
markrad 0:cdf462088d13 172 unsigned char add2[512];
markrad 0:cdf462088d13 173 unsigned char output[512];
markrad 0:cdf462088d13 174 unsigned char my_output[512];
markrad 0:cdf462088d13 175 size_t custom_len, add1_len, add2_len, out_len;
markrad 0:cdf462088d13 176 entropy_ctx p_entropy;
markrad 0:cdf462088d13 177 const mbedtls_md_info_t *md_info;
markrad 0:cdf462088d13 178 mbedtls_hmac_drbg_context ctx;
markrad 0:cdf462088d13 179
markrad 0:cdf462088d13 180 mbedtls_hmac_drbg_init( &ctx );
markrad 0:cdf462088d13 181 memset( my_output, 0, sizeof my_output );
markrad 0:cdf462088d13 182
markrad 0:cdf462088d13 183 custom_len = unhexify( custom, custom_hex );
markrad 0:cdf462088d13 184 add1_len = unhexify( add1, add1_hex );
markrad 0:cdf462088d13 185 add2_len = unhexify( add2, add2_hex );
markrad 0:cdf462088d13 186 out_len = unhexify( output, output_hex );
markrad 0:cdf462088d13 187 p_entropy.len = unhexify( entropy, entropy_hex );
markrad 0:cdf462088d13 188 p_entropy.p = entropy;
markrad 0:cdf462088d13 189
markrad 0:cdf462088d13 190 md_info = mbedtls_md_info_from_type( md_alg );
markrad 0:cdf462088d13 191 TEST_ASSERT( md_info != NULL );
markrad 0:cdf462088d13 192
markrad 0:cdf462088d13 193 /* Test the simplified buffer-based variant */
markrad 0:cdf462088d13 194 memcpy( data, entropy, p_entropy.len );
markrad 0:cdf462088d13 195 memcpy( data + p_entropy.len, custom, custom_len );
markrad 0:cdf462088d13 196 TEST_ASSERT( mbedtls_hmac_drbg_seed_buf( &ctx, md_info,
markrad 0:cdf462088d13 197 data, p_entropy.len + custom_len ) == 0 );
markrad 0:cdf462088d13 198 TEST_ASSERT( mbedtls_hmac_drbg_random_with_add( &ctx, my_output, out_len,
markrad 0:cdf462088d13 199 add1, add1_len ) == 0 );
markrad 0:cdf462088d13 200 TEST_ASSERT( mbedtls_hmac_drbg_random_with_add( &ctx, my_output, out_len,
markrad 0:cdf462088d13 201 add2, add2_len ) == 0 );
markrad 0:cdf462088d13 202
markrad 0:cdf462088d13 203 /* clear for second run */
markrad 0:cdf462088d13 204 mbedtls_hmac_drbg_free( &ctx );
markrad 0:cdf462088d13 205
markrad 0:cdf462088d13 206 TEST_ASSERT( memcmp( my_output, output, out_len ) == 0 );
markrad 0:cdf462088d13 207
markrad 0:cdf462088d13 208 /* And now the normal entropy-based variant */
markrad 0:cdf462088d13 209 TEST_ASSERT( mbedtls_hmac_drbg_seed( &ctx, md_info, mbedtls_entropy_func, &p_entropy,
markrad 0:cdf462088d13 210 custom, custom_len ) == 0 );
markrad 0:cdf462088d13 211 TEST_ASSERT( mbedtls_hmac_drbg_random_with_add( &ctx, my_output, out_len,
markrad 0:cdf462088d13 212 add1, add1_len ) == 0 );
markrad 0:cdf462088d13 213 TEST_ASSERT( mbedtls_hmac_drbg_random_with_add( &ctx, my_output, out_len,
markrad 0:cdf462088d13 214 add2, add2_len ) == 0 );
markrad 0:cdf462088d13 215 TEST_ASSERT( memcmp( my_output, output, out_len ) == 0 );
markrad 0:cdf462088d13 216
markrad 0:cdf462088d13 217 exit:
markrad 0:cdf462088d13 218 mbedtls_hmac_drbg_free( &ctx );
markrad 0:cdf462088d13 219 }
markrad 0:cdf462088d13 220 /* END_CASE */
markrad 0:cdf462088d13 221
markrad 0:cdf462088d13 222 /* BEGIN_CASE */
markrad 0:cdf462088d13 223 void hmac_drbg_nopr( int md_alg,
markrad 0:cdf462088d13 224 char *entropy_hex, char *custom_hex,
markrad 0:cdf462088d13 225 char *add1_hex, char *add2_hex, char *add3_hex,
markrad 0:cdf462088d13 226 char *output_hex )
markrad 0:cdf462088d13 227 {
markrad 0:cdf462088d13 228 unsigned char entropy[512];
markrad 0:cdf462088d13 229 unsigned char custom[512];
markrad 0:cdf462088d13 230 unsigned char add1[512];
markrad 0:cdf462088d13 231 unsigned char add2[512];
markrad 0:cdf462088d13 232 unsigned char add3[512];
markrad 0:cdf462088d13 233 unsigned char output[512];
markrad 0:cdf462088d13 234 unsigned char my_output[512];
markrad 0:cdf462088d13 235 size_t custom_len, add1_len, add2_len, add3_len, out_len;
markrad 0:cdf462088d13 236 entropy_ctx p_entropy;
markrad 0:cdf462088d13 237 const mbedtls_md_info_t *md_info;
markrad 0:cdf462088d13 238 mbedtls_hmac_drbg_context ctx;
markrad 0:cdf462088d13 239
markrad 0:cdf462088d13 240 mbedtls_hmac_drbg_init( &ctx );
markrad 0:cdf462088d13 241 memset( my_output, 0, sizeof my_output );
markrad 0:cdf462088d13 242
markrad 0:cdf462088d13 243 custom_len = unhexify( custom, custom_hex );
markrad 0:cdf462088d13 244 add1_len = unhexify( add1, add1_hex );
markrad 0:cdf462088d13 245 add2_len = unhexify( add2, add2_hex );
markrad 0:cdf462088d13 246 add3_len = unhexify( add3, add3_hex );
markrad 0:cdf462088d13 247 out_len = unhexify( output, output_hex );
markrad 0:cdf462088d13 248 p_entropy.len = unhexify( entropy, entropy_hex );
markrad 0:cdf462088d13 249 p_entropy.p = entropy;
markrad 0:cdf462088d13 250
markrad 0:cdf462088d13 251 md_info = mbedtls_md_info_from_type( md_alg );
markrad 0:cdf462088d13 252 TEST_ASSERT( md_info != NULL );
markrad 0:cdf462088d13 253
markrad 0:cdf462088d13 254 TEST_ASSERT( mbedtls_hmac_drbg_seed( &ctx, md_info, mbedtls_entropy_func, &p_entropy,
markrad 0:cdf462088d13 255 custom, custom_len ) == 0 );
markrad 0:cdf462088d13 256 TEST_ASSERT( mbedtls_hmac_drbg_reseed( &ctx, add1, add1_len ) == 0 );
markrad 0:cdf462088d13 257 TEST_ASSERT( mbedtls_hmac_drbg_random_with_add( &ctx, my_output, out_len,
markrad 0:cdf462088d13 258 add2, add2_len ) == 0 );
markrad 0:cdf462088d13 259 TEST_ASSERT( mbedtls_hmac_drbg_random_with_add( &ctx, my_output, out_len,
markrad 0:cdf462088d13 260 add3, add3_len ) == 0 );
markrad 0:cdf462088d13 261
markrad 0:cdf462088d13 262 TEST_ASSERT( memcmp( my_output, output, out_len ) == 0 );
markrad 0:cdf462088d13 263
markrad 0:cdf462088d13 264 exit:
markrad 0:cdf462088d13 265 mbedtls_hmac_drbg_free( &ctx );
markrad 0:cdf462088d13 266 }
markrad 0:cdf462088d13 267 /* END_CASE */
markrad 0:cdf462088d13 268
markrad 0:cdf462088d13 269 /* BEGIN_CASE */
markrad 0:cdf462088d13 270 void hmac_drbg_pr( int md_alg,
markrad 0:cdf462088d13 271 char *entropy_hex, char *custom_hex,
markrad 0:cdf462088d13 272 char *add1_hex, char *add2_hex,
markrad 0:cdf462088d13 273 char *output_hex )
markrad 0:cdf462088d13 274 {
markrad 0:cdf462088d13 275 unsigned char entropy[512];
markrad 0:cdf462088d13 276 unsigned char custom[512];
markrad 0:cdf462088d13 277 unsigned char add1[512];
markrad 0:cdf462088d13 278 unsigned char add2[512];
markrad 0:cdf462088d13 279 unsigned char output[512];
markrad 0:cdf462088d13 280 unsigned char my_output[512];
markrad 0:cdf462088d13 281 size_t custom_len, add1_len, add2_len, out_len;
markrad 0:cdf462088d13 282 entropy_ctx p_entropy;
markrad 0:cdf462088d13 283 const mbedtls_md_info_t *md_info;
markrad 0:cdf462088d13 284 mbedtls_hmac_drbg_context ctx;
markrad 0:cdf462088d13 285
markrad 0:cdf462088d13 286 mbedtls_hmac_drbg_init( &ctx );
markrad 0:cdf462088d13 287 memset( my_output, 0, sizeof my_output );
markrad 0:cdf462088d13 288
markrad 0:cdf462088d13 289 custom_len = unhexify( custom, custom_hex );
markrad 0:cdf462088d13 290 add1_len = unhexify( add1, add1_hex );
markrad 0:cdf462088d13 291 add2_len = unhexify( add2, add2_hex );
markrad 0:cdf462088d13 292 out_len = unhexify( output, output_hex );
markrad 0:cdf462088d13 293 p_entropy.len = unhexify( entropy, entropy_hex );
markrad 0:cdf462088d13 294 p_entropy.p = entropy;
markrad 0:cdf462088d13 295
markrad 0:cdf462088d13 296 md_info = mbedtls_md_info_from_type( md_alg );
markrad 0:cdf462088d13 297 TEST_ASSERT( md_info != NULL );
markrad 0:cdf462088d13 298
markrad 0:cdf462088d13 299 TEST_ASSERT( mbedtls_hmac_drbg_seed( &ctx, md_info, mbedtls_entropy_func, &p_entropy,
markrad 0:cdf462088d13 300 custom, custom_len ) == 0 );
markrad 0:cdf462088d13 301 mbedtls_hmac_drbg_set_prediction_resistance( &ctx, MBEDTLS_HMAC_DRBG_PR_ON );
markrad 0:cdf462088d13 302 TEST_ASSERT( mbedtls_hmac_drbg_random_with_add( &ctx, my_output, out_len,
markrad 0:cdf462088d13 303 add1, add1_len ) == 0 );
markrad 0:cdf462088d13 304 TEST_ASSERT( mbedtls_hmac_drbg_random_with_add( &ctx, my_output, out_len,
markrad 0:cdf462088d13 305 add2, add2_len ) == 0 );
markrad 0:cdf462088d13 306
markrad 0:cdf462088d13 307 TEST_ASSERT( memcmp( my_output, output, out_len ) == 0 );
markrad 0:cdf462088d13 308
markrad 0:cdf462088d13 309 exit:
markrad 0:cdf462088d13 310 mbedtls_hmac_drbg_free( &ctx );
markrad 0:cdf462088d13 311 }
markrad 0:cdf462088d13 312 /* END_CASE */
markrad 0:cdf462088d13 313
markrad 0:cdf462088d13 314 /* BEGIN_CASE depends_on:MBEDTLS_SELF_TEST */
markrad 0:cdf462088d13 315 void hmac_drbg_selftest( )
markrad 0:cdf462088d13 316 {
markrad 0:cdf462088d13 317 TEST_ASSERT( mbedtls_hmac_drbg_self_test( 1 ) == 0 );
markrad 0:cdf462088d13 318 }
markrad 0:cdf462088d13 319 /* END_CASE */